diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include-libcoopgamma.h | 28 | ||||
| -rw-r--r-- | src/libcoopgamma.py | 1205 | ||||
| -rw-r--r-- | src/libcoopgamma_native.pyx.gpp | 1898 | ||||
| -rwxr-xr-x | src/test | 376 |
4 files changed, 0 insertions, 3507 deletions
diff --git a/src/include-libcoopgamma.h b/src/include-libcoopgamma.h deleted file mode 100644 index 5150bf3..0000000 --- a/src/include-libcoopgamma.h +++ /dev/null @@ -1,28 +0,0 @@ -/** - * pylibcoopgamma -- Python library for interfacing with cooperative gamma servers - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - * - * This library is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this library. If not, see <http://www.gnu.org/licenses/>. - */ -#include <libcoopgamma.h> - - -#define fclass class -#define u_red_size u8.red_size -#define u_green_size u8.green_size -#define u_blue_size u8.blue_size -#define u_red u8.red -#define u_green u8.green -#define u_blue u8.blue - diff --git a/src/libcoopgamma.py b/src/libcoopgamma.py deleted file mode 100644 index 37856c1..0000000 --- a/src/libcoopgamma.py +++ /dev/null @@ -1,1205 +0,0 @@ -# -*- python -*- -''' -pylibcoopgamma -- Python library for interfacing with cooperative gamma servers -Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - -This library is free software: you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation, either version 3 of the License, or -(at your option) any later version. - -This library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this library. If not, see <http://www.gnu.org/licenses/>. -''' - -import enum, libcoopgamma_native - - -class Support(enum.IntEnum): - ''' - Values used to indicate the support for gamma adjustments - - @value NO=0 Gamma adjustments are not supported - @value MAYBE=1 Don't know whether gamma adjustments are supported - @value YES=2 Gamma adjustments are supported - ''' - NO = 0 - MAYBE = 1 - YES = 2 - - @staticmethod - def str(v): - ''' - Get string representation of a value - - @param v:int The value, must be value of the enum - @return :str Human-readable string representation of the value - ''' - if v == Support.NO: - return 'no' - if v == Support.YES: - return 'yes' - if v == Support.MAYBE: - return 'maybe' - raise ValueError() - - -class Depth(enum.IntEnum): - ''' - Values used to tell which datatype is used for the gamma ramp stops - - The values will always be the number of bits for integral types, and - negative for floating-point types - - @value UINT8=8 Unsigned 8-bit integer - @value UINT16=16 Unsigned 16-bit integer - @value UINT32=32 Unsigned 32-bit integer - @value UINT64=64 Unsigned 64-bit integer - @value FLOAT<0 Single-precision floating-point - @value DOUBLE<0 Double-precision floating-point - ''' - UINT8 = 8 - UINT16 = 16 - UINT32 = 32 - UINT64 = 64 - FLOAT = -1 - DOUBLE = -2 - - @staticmethod - def str(v): - ''' - Get string representation of a value - - @param v:int The value, must be value of the enum - @return :str Human-readable string representation of the value - ''' - if v == Depth.UINT8: - return '8-bits' - if v == Depth.UINT16: - return '16-bits' - if v == Depth.UINT32: - return '32-bits' - if v == Depth.UINT64: - return '64-bits' - if v == Depth.FLOAT: - return 'single-precision floating-point' - if v == Depth.DOUBLE: - return 'double-precision floating-point' - raise ValueError() - - -class Lifespan(enum.IntEnum): - ''' - Values used to tell when a filter should be removed - - @value REMOVE=0 Remove the filter now - @value UNTIL_DEATH>0 Remove the filter when disconnecting from the coopgamma server - @value UNTIL_REMOVAL>0 Only remove the filter when it is explicitly requested - ''' - REMOVE = 0 - UNTIL_DEATH = 1 - UNTIL_REMOVAL = 2 - - @staticmethod - def str(v): - ''' - Get string representation of a value - - @param v:int The value, must be value of the enum - @return :str Human-readable string representation of the value - ''' - if v == Lifespan.REMOVE: - return 'remove' - if v == Lifespan.UNTIL_DEATH: - return 'until death' - if v == Lifespan.UNTIL_REMOVAL: - return 'until removal' - raise ValueError() - - -class Colourspace(enum.IntEnum): - ''' - Colourspaces - - @value UNKNOWN=0 The colourspace is unknown - @value SRGB>0 sRGB (Standard RGB) - @value RGB>0 RGB other than sRGB - @value NON_RGB>0 Non-RGB multicolour - @value GREY>0 Monochrome, greyscale, or some other singlecolour scale - ''' - UNKNOWN = 0 - SRGB = 1 - RGB = 2 - NON_RGB = 3 - GREY = 4 - - @staticmethod - def str(v): - ''' - Get string representation of a value - - @param v:int The value, must be value of the enum - @return :str Human-readable string representation of the value - ''' - if v == Colourspace.UNKNOWN: - return 'unknown' - if v == Colourspace.SRGB: - return 'sRGB' - if v == Colourspace.RGB: - return 'RGB' - if v == Colourspace.NON_RGB: - return 'non-RGB' - if v == Colourspace.GREY: - return 'greyscale' - raise ValueError() - - -class Ramps: - ''' - Gamma ramp structure - - @variable red:list<int> The red gamma ramp - @variable green:list<int> The green gamma ramp - @variable blue:list<int> The blue gamma ramp - ''' - def __init__(self, red, green, blue): - ''' - Constructor - - @param red:int The number of stops in the red ramp - @param green:int The number of stops in the green ramp - @param blue:int The number of stops in the blue ramp - - -- or -- - - @param red:list<int> The red gamma ramp - @param green:list<int> The green gamma ramp - @param blue:list<int> The blue gamma ramp - ''' - if isinstance(red, list): - self.red = list(red) - self.green = list(green) - self.blue = list(blue) - else: - self.red = [0] * red - self.green = [0] * green - self.blue = [0] * blue - - def clone(self): - ''' - Create a copy of the instance - ''' - return Ramps(self.red, self.green, self.blue) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.red, self.green, self.blue) - return 'libcoopgamma.Ramps(%s)' % ', '.join(repr(p) for p in params) - - -class Filter: - ''' - Data set to the coopgamma server to apply, update, or remove a filter - - @variable priority:int The priority of the filter, higher priority - is applied first. The gamma correction should - have priority 0. This is a signed 64-bit integer. - @variable crtc:str The CRTC for which this filter shall be applied - @variable fclass:str Identifier for the filter. - The syntax must be "${PACKAGE_NAME}::${COMMAND_NAME}::${RULE}". - @variable lifespan:Lifespan When shall the filter be removed? - If this member's value is `LIBCOOPGAMMA_REMOVE`, - only `.crtc` and `.class` need also be defined. - @variable depth:Depth The data type and bit-depth of the ramp stops - @variable ramps:Ramps The gamma ramp adjustments of the filter - ''' - def __init__(self, priority = None, crtc = None, fclass = None, lifespan = None, depth = None, ramps = None): - ''' - Constructor - - @param priority:int The priority of the filter, higher priority - is applied first. The gamma correction should - have priority 0. This is a signed 64-bit integer. - @param crtc:str The CRTC for which this filter shall be applied - @param fclass:str Identifier for the filter. - The syntax must be "${PACKAGE_NAME}::${COMMAND_NAME}::${RULE}". - @param lifespan:Lifespan When shall the filter be removed? - If this member's value is `LIBCOOPGAMMA_REMOVE`, - only `.crtc` and `.class` need also be defined. - @param depth:Depth The data type and bit-depth of the ramp stops - @param ramps:Ramps The gamma ramp adjustments of the filter - ''' - self.priority = priority - self.crtc = crtc - self.fclass = fclass - self.lifespan = lifespan - self.depth = depth - self.ramps = ramps - - def clone(self, shallow = False): - ''' - Create a copy of the instance - - @param shallow:bool Create a shallow copy? - ''' - ramps = self.ramps if shallow else self.ramps.clone() - return Filter(self.priority, self.crtc, self.fclass, self.lifespan, self.depth, ramps) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.priority, self.crtc, self.fclass, self.lifespan, self.depth, self.ramps) - return 'libcoopgamma.Filter(%s)' % ', '.join(repr(p) for p in params) - - -class GamutPoint: - ''' - The x- and y-values (CIE xyY) of a colour - - @variable x_raw:int The x-value (CIE xyY) multiplied by 1024 - @variable y_raw:int The y-value (CIE xyY) multiplied by 1024 - @variable x:int The x-value (CIE xyY) - @variable y:int The y-value (CIE xyY) - ''' - def __init__(self, x, y): - ''' - Constructor - - @param x:int The x-value (CIE xyY) multiplied by 1024 - @param y:int The y-value (CIE xyY) multiplied by 1024 - ''' - self.x_raw, self.x = x, x / 1024 - self.y_raw, self.y = y, y / 1024 - - def clone(self): - ''' - Create a copy of the instance - ''' - return GamutPoint(self.x_raw, self.y_raw) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.x_raw, self.y_raw) - return 'libcoopgamma.GamutPoint(%s)' % ', '.join(repr(p) for p in params) - - def __str__(self): - ''' - Get human-readable string representation of instance - - @return :str Human-readable string representation of instance - ''' - return '(%f, %f)' % (self.x, self.y) - - -class Gamut: - ''' - The values of the monitor's colour stimuli - - @variable red:GamutPoint The red stimuli - @variable green:GamutPoint The green stimuli - @variable blue:GamutPoint The blue stimuli - @variable white:GamutPoint The default whitepoint - ''' - def __init__(self, red = None, green = None, blue = None, white = None): - ''' - Constructor - - @param red:GamutPoint|(int, int) The red stimuli - @param green:GamutPoint|(int, int) The green stimuli - @param blue:GamutPoint|(int, int) The blue stimuli - @param white:GamutPoint|(int, int) The default whitepoint - ''' - self.red = GamutPoint(*red) if isinstance(red, tuple) else red - self.green = GamutPoint(*green) if isinstance(green, tuple) else green - self.blue = GamutPoint(*blue) if isinstance(blue, tuple) else blue - self.white = GamutPoint(*white) if isinstance(white, tuple) else white - - def clone(self, shallow = True): - ''' - Create a copy of the instance - - @param shallow:bool Create a shallow copy? - ''' - if shallow: - return Gamut(self.red, self.green, self.blue, self.white) - return Gamut(self.red.clone(), self.green.clone(), self.blue.clone(), self.white.clone()) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (repr(self.red), repr(self.green), repr(self.blue), repr(self.white)) - return 'libcoopgamma.Gamut(%s)' % ', '.join(repr(p) for p in params) - - -class CRTCInfo: - ''' - Gamma ramp meta information for a CRTC - - @variable cooperative:bool Is cooperative gamma server running? - @variable depth:Depth? The data type and bit-depth of the ramp stops - @variable supported:Support Is gamma adjustments supported on the CRTC? - If not, `depth`, `red_size`, `green_size`, - and `blue_size` are undefined - @variable red_size:int? The number of stops in the red ramp - @variable green_size:int? The number of stops in the green ramp - @variable blue_size:int? The number of stops in the blue ramp - @variable colourspace:Colourspace The monitor's colourspace - @variable gamut:Gamut? Measurements of the monitor's colourspace, - `None` if the this information is unavailable. - If this is not `None`, but the colourspace - is not RGB (or sRGB), there is something - wrong. Always check the colourspace. - ''' - def __init__(self, cooperative = None, depth = None, supported = None, red_size = None, - green_size = None, blue_size = None, colourspace = None, gamut = None): - ''' - Constructor - - @param cooperative:bool Is cooperative gamma server running? - @param depth:Depth? The data type and bit-depth of the ramp stops - @param supported:Support Is gamma adjustments supported on the CRTC? - If not, `depth`, `red_size`, `green_size`, - and `blue_size` are undefined - @param red_size:int? The number of stops in the red ramp - @param green_size:int? The number of stops in the green ramp - @param blue_size:int? The number of stops in the blue ramp - @param colourspace:Colourspace The monitor's colourspace - @param gamut:Gamut|tuple? Measurements of the monitor's colourspace, - `None` if the this information is unavailable - ''' - self.cooperative = cooperative - self.depth = depth - self.supported = supported - self.red_size = red_size - self.green_size = green_size - self.blue_size = blue_size - self.colourspace = colourspace - if gamut is None or isinstance(gamut, Gamut): - self.gamut = gamut - else: - self.gamut = Gamut(*gamut) - - def make_ramps(self): - ''' - Construct a `Ramps` instances for this CRTC - - @return :Ramps An instance of `Ramps` with same a number of ramp stops - matching this CRTC - ''' - return Ramps(self.red_size, self.green_size, self.blue_size) - - def clone(self, shallow = True): - ''' - Create a copy of the instance - - @param shallow:bool Create a shallow copy? - ''' - return CRTCInfo(self.cooperative, self.depth, self.supported, self.red_size, - self.green_size, self.blue_size, self.colourspace, - self.gamut if shallow else self.gamut.clone()) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.cooperative, self.depth, self.supported, self.red_size, - self.green_size, self.blue_size, self.colourspace, self.gamut) - return 'libcoopgamma.CRTCInfo(%s)' % ', '.join(repr(p) for p in params) - - -class FilterQuery: - ''' - Data sent to the coopgamma server when requestng the current filter table - - @variable high_priority:int Do no return filters with higher priority than - this value. This is a signed 64-bit integer. - @variable low_priority:int Do no return filters with lower priority than - this value. This is a signed 64-bit integer. - @variable crtc:str The CRTC for which the the current filters shall returned - @variable coalesce:bool Whether to coalesce all filters into one gamma ramp triplet - ''' - def __init__(self, high_priority = 9223372036854775807, - low_priority = -9223372036854775808, crtc = None, coalesce = False): - ''' - Constructor - - @param high_priority:int Do no return filters with higher priority than - this value. This is a signed 64-bit integer. - @param low_priority:int Do no return filters with lower priority than - this value. This is a signed 64-bit integer. - @param crtc:str The CRTC for which the the current filters shall returned - @param coalesce:bool Whether to coalesce all filters into one gamma ramp triplet - ''' - self.high_priority = high_priority - self.low_priority = low_priority - self.crtc = crtc - self.coalesce = coalesce - - def clone(self): - ''' - Create a copy of the instance - ''' - return FilterQuery(self.high_priority, self.low_priority, self.crtc, self.coalesce) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.high_priority, self.low_priority, self.crtc, self.coalesce) - return 'libcoopgamma.FilterQuery(%s)' % ', '.join(repr(p) for p in params) - - -class QueriedFilter: - ''' - Stripped down version of `Filter` which only contains the - information returned in response to "Command: get-gamma" - - @variable priority:int The filter's priority. This is a signed 64-bit integer. - @variable fclass:str The filter's class - @variable ramps:Ramps The gamma ramp adjustments of the filter - ''' - def __init__(self, priority = None, fclass = None, ramps = None): - ''' - Constructor - - @param priority:int The filter's priority. This is a signed 64-bit integer. - @param fclass:str The filter's class - @param ramps:Ramps|tuple The gamma ramp adjustments of the filter - ''' - self.priority = priority - self.fclass = fclass - self.ramps = None - if ramps is not None: - self.ramps = Ramps(*ramps) if isinstance(ramps, tuple) else ramps - - def clone(self, shallow = False): - ''' - Create a copy of the instance - - @param shallow:bool Create a sallow copy? - ''' - ramps = self.ramps if shallow else self.ramps.clone() - return QueriedFilter(self.priority, self.fclass, ramps) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.priority, self.fclass, self.ramps) - return 'libcoopgamma.QueriedFilter(%s)' % ', '.join(repr(p) for p in params) - - -class FilterTable: - ''' - Response type for "Command: get-gamma": a list of applied filters - and meta-information that was necessary for decoding the response - - @variable red_size:int The number of stops in the red ramp - @variable green_size:int The number of stops in the green ramp - @variable blue_size:int The number of stops in the blue ramp - @variable depth:Depth The data type and bit-depth of the ramp stops - @variable filters:list<QueriedFilter> The filters, should be ordered by priority - in descending order, lest there is something - wrong with the coopgamma server. - If filter coalition was requested, there will - be exactly one filter and `filters[0].class` - and `filters[0].priority` are undefined. - ''' - def __init__(self, red_size = None, green_size = None, blue_size = None, depth = None, filters = None): - ''' - Constructor - - @param red_size:int The number of stops in the red ramp - @param green_size:int The number of stops in the green ramp - @param blue_size:int The number of stops in the blue ramp - @param depth:Depth The data type and bit-depth of the ramp stops - @param filters:list<QueriedFilter|tuple> The filters, should be ordered by priority - in descending order, lest there is something - wrong with the coopgamma server. - If filter coalition was requested, there will - be exactly one filter and `filters[0].class` - and `filters[0].priority` are undefined. - ''' - self.red_size = red_size - self.green_size = green_size - self.blue_size = blue_size - self.depth = depth - if filters is None: - self.filters - else: - self.filters = list(QueriedFilter(*f) if isinstance(f, tuple) else f for f in filters) - - def make_ramps(self): - ''' - Construct a `Ramps` instances for this CRTC - - @return :Ramps An instance of `Ramps` with same a number of ramp stops - matching this CRTC - ''' - return Ramps(self.red_size, self.green_size, self.blue_size) - - def clone(self, shallow = False): - ''' - Create a copy of the instance - - @param shallow:bool Create a sallow copy? - ''' - filters = list(self.filters) if shallow else [f.clone() for f in self.filters] - return FilterTable(self.red_size, self.green_size, self.blue_size, self.depth, filters) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.red_size, self.green_size, self.blue_size, self.depth, self.filters) - return 'libcoopgamma.FilterTable(%s)' % ', '.join(repr(p) for p in params) - - -class ErrorReport: - ''' - Error message from coopgamma server - - @variable number:int The error code. If `.custom` is false, 0 indicates success, - otherwise, 0 indicates that no error code has been assigned. - @variable custom:bool Is this a custom error? - @variable server_side:bool Did the error occur on the server-side? - @variable description:str? Error message, can be `None` if `custom` is false - ''' - def __init__(self, number = None, custom = None, server_side = None, description = None): - ''' - Constructor - - @param number:int The error code. If `.custom` is false, 0 indicates success, - otherwise, 0 indicates that no error code has been assigned. - @param custom:bool Is this a custom error? - @param server_side:bool Did the error occur on the server-side? - @param description:str? Error message, can be `None` if `custom` is false - ''' - self.number = number - self.custom = custom - self.server_side = server_side - self.description = description - - def clone(self): - ''' - Create a copy of the instance - ''' - return ErrorReport(self.number, self.custom, self.server_side, self.description) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - params = (self.number, self.custom, self.server_side, self.description) - return 'libcoopgamma.ErrorReport(%s)' % ', '.join(repr(p) for p in params) - - @staticmethod - def create_error(error): - ''' - Create an instance of a subclass of `Exception` - - @param error Error information - ''' - if isinstance(error, int): - import os - return OSError(error, os.strerror(error)) - error = ErrorReport(*error) - if not error.custom and not error.server_side: - import os - return OSError(error.number, os.strerror(error.number)) - else: - return LibcoopgammaError(error) - - -class LibcoopgammaError(Exception): - ''' - libcoopgamma error class - - @variable error:ErrorReport Error information - ''' - def __init__(self, error): - ''' - Constructor - - @param error:ErrorReport Error information - ''' - self.error = error - - def __str__(self): - ''' - Return description and error number as a string - - @return :str Description and error number - ''' - if self.error.description is not None: - if self.error.number != 0: - return '%s (#%i)' % (self.error.description, self.error.number) - else: - return '%s' % self.error.description - else: - return '#%i' % self.error.number - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - return 'libcoopgamma.LibcoopgammaError(%s)' % repr(self.error) - - -class IncompatibleDowngradeError(Exception): - ''' - Unmarshalled state from a newer version, that is not supported, of libcoopgamma - ''' - def __init__(self): - ''' - Constructor - ''' - pass - - def __str__(self): - ''' - Return descriptor of the error - - @return :str Descriptor of the error - ''' - return 'Incompatible downgrade error' - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - return 'libcoopgamma.IncompatibleDowngradeError()' - - -class IncompatibleUpgradeError(Exception): - ''' - Unmarshalled state from an older version, that is no longer supported, of libcoopgamma - ''' - def __init__(self): - ''' - Constructor - ''' - pass - - def __str__(self): - ''' - Return descriptor of the error - - @return :str Descriptor of the error - ''' - return 'Incompatible downgrade error' - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - return 'libcoopgamma.IncompatibleUpgradeErrorError()' - - -class ServerInitialisationError(Exception): - ''' - coopgamma server failed to initialise, reason unknown - ''' - def __init__(self): - ''' - Constructor - ''' - pass - - def __str__(self): - ''' - Return descriptor of the error - - @return :str Descriptor of the error - ''' - return 'Server initialisation error' - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - return 'libcoopgamma.ServerInitialisationError()' - - -class Context: - ''' - Library state - - Use of this structure is not thread-safe, create - one instance per thread that uses this structure - - @variable fd:int File descriptor for the socket - ''' - def __init__(self, fd = -1, buf = None): - ''' - Constructor - - @param fd:int File descriptor for the socket - @param buf:bytes? Buffer to unmarshal - ''' - self.address = None - self.fd = fd - if buf is None: - (successful, value) = libcoopgamma_native.libcoopgamma_native_context_create() - if not successful: - raise ErrorReport.create_error(value) - else: - (error, value) = libcoopgamma_native.libcoopgamma_native_context_unmarshal(buf) - if error < 0: - raise ErrorReport.create_error(value) - elif error == 1: - raise IncompatibleDowngradeError() - elif error == 2: - raise IncompatibleUpgradeError() - self.address = value - - def __del__(self): - ''' - Destructor - ''' - if self.address is not None: - libcoopgamma_native.libcoopgamma_native_context_free(self.address) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - data = libcoopgamma_native.libcoopgamma_native_context_marshal(self.address) - if isinstance(data, int): - raise ErrorReport.create_error(data) - params = (self.fd, data) - return 'libcoopgamma.Context(%s)' % ', '.join(repr(p) for p in params) - - def connect(self, method = None, site = None): - ''' - Connect to a coopgamma server, and start it if necessary - - Use `del` keyword to disconnect - - SIGCHLD must not be ignored or blocked - - All other methods in this class requires that this - method has been called successfully - - @param method:int|str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - ''' - if method is not None and isinstance(method, int): - method = str(method) - (successful, value) = libcoopgamma_native.libcoopgamma_native_connect(method, site, self.address) - if not successful: - if value == 0: - raise ServerInitialisationError() - else: - raise ErrorReport.create_error(value) - self.fd = value - - def detach(self): - ''' - After calling this function, communication with the - server is impossible, but the connection is not - closed and the when the instance is destroyed the - connection will remain - ''' - libcoopgamma_native.libcoopgamma_native_context_set_fd(self.address, -1) - - def attach(self): - ''' - Undoes the action of `detach` - ''' - libcoopgamma_native.libcoopgamma_native_context_set_fd(self.address, self.fd) - - def set_nonbreaking(self, nonbreaking): - ''' - By default communication is blocking, this function - can be used to switch between blocking and nonblocking - - After setting the communication to nonblocking, `flush`, `synchronise` and - and request-sending functions can fail with EAGAIN and EWOULDBLOCK. It is - safe to continue with `flush` (for `flush` it selfand equest-sending functions) - or `synchronise` just like EINTR failure. - - @param nonblocking:bool Nonblocking mode? - ''' - error = libcoopgamma_native.libcoopgamma_native_set_nonblocking(self.address, nonbreaking) - if error != 0: - raise ErrorReport.create_error(error) - - def flush(self): - ''' - Send all pending outbound data - - If this function or another function that sends a request to the server fails - with EINTR, call this function to complete the transfer. The `async_ctx` parameter - will always be in a properly configured state if a function fails with EINTR. - ''' - error = libcoopgamma_native.libcoopgamma_native_flush(self.address) - if error != 0: - raise ErrorReport.create_error(error) - - def synchronise(self, pending): - ''' - Wait for the next message to be received - - @param pending:list<AsyncContext> Information for each pending request - @return :int? The index of the element in `pending` which corresponds - to the first inbound message, note that this only means - that the message is not for any of the other request, - if the message is corrupt any of the listed requests can - be selected even if it is not for any of the requests. - Functions that parse the message will detect such corruption. - `None` if the message is ignored, which happens if - corresponding AsyncContext is not listed. - ''' - pending = [p.address for p in pending] - (successful, value) = libcoopgamma_native.libcoopgamma_native_synchronise(self.address, pending) - if not successful: - if value == 0: - return None - else: - raise ErrorReport.create_error(value) - else: - return value - - def skip_message(self): - ''' - Tell the library that you will not be parsing a receive message - ''' - libcoopgamma_native.libcoopgamma_native_skip_message(self.address) - - def get_crtcs_send(self, async_ctx): - ''' - List all available CRTC:s, send request part - - @param async_ctx:AsyncContext Slot for information about the request that is - needed to identify and parse the response - ''' - - error = libcoopgamma_native.libcoopgamma_native_get_crtcs_send(self.address, async_ctx.address) - if error != 0: - raise ErrorReport.create_error(error) - - def get_crtcs_recv(self, async_ctx): - ''' - List all available CRTC:s, receive response part - - @param async_ctx:AsyncContext Information about the request - @return :list<str> A list of names. You should only free the outer - pointer, inner pointers are subpointers of the - outer pointer and cannot be freed. - ''' - ret = libcoopgamma_native.libcoopgamma_native_get_crtcs_recv(self.address, async_ctx.address) - if isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - - def get_crtcs_sync(self): - ''' - List all available CRTC:s, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @return :list<str> A list of names. You should only free the outer pointer, inner - pointers are subpointers of the outer pointer and cannot be freed. - ''' - ret = libcoopgamma_native.libcoopgamma_native_get_crtcs_sync(self.address) - if isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - - def get_gamma_info_send(self, crtc, async_ctx): - ''' - Retrieve information about a CRTC:s gamma ramps, send request part - - @param crtc:str The name of the CRT - @param async_ctx:AsyncContext Slot for information about the request that is - needed to identify and parse the response - ''' - error = libcoopgamma_native.libcoopgamma_native_get_gamma_info_send(crtc, self.address, async_ctx.address) - if error != 0: - raise ErrorReport.create_error(error) - - def get_gamma_info_recv(self, async_ctx): - ''' - Retrieve information about a CRTC:s gamma ramps, receive response part - - @param async_ctx:AsyncContext Information about the request - @return :CRTCInfo Information about the CRTC - ''' - value = libcoopgamma_native.libcoopgamma_native_get_gamma_info_recv(self.address, async_ctx.address) - if isinstance(value, int): - raise ErrorReport.create_error(value) - (successful, value) = value - if not successful: - raise ErrorReport.create_error(value) - return CRTCInfo(*value) - - def get_gamma_info_sync(self, crtc): - ''' - Retrieve information about a CRTC:s gamma ramps, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param crtc:str The name of the CRT - @return :CRTCInfo Information about the CRTC - ''' - value = libcoopgamma_native.libcoopgamma_native_get_gamma_info_sync(crtc, self.address) - if isinstance(value, int): - raise ErrorReport.create_error(value) - (successful, value) = value - if not successful: - raise ErrorReport.create_error(value) - return CRTCInfo(*value) - - def get_gamma_send(self, query, async_ctx): - ''' - Retrieve the current gamma ramp adjustments, send request part - - @param query:FilterQuery The query to send - @param async_ctx:AsyncContext Slot for information about the request that is - needed to identify and parse the response - ''' - error = libcoopgamma_native.libcoopgamma_native_get_gamma_send( - query, self.address, async_ctx.address) - if error != 0: - raise ErrorReport.create_error(error) - - def get_gamma_recv(self, async_ctx): - ''' - Retrieve the current gamma ramp adjustments, receive response part - - @param async_ctx:AsyncContext Information about the request - @return :FilterTable Filter table - ''' - value = libcoopgamma_native.libcoopgamma_native_get_gamma_recv(self.address, async_ctx.address) - if isinstance(value, int): - raise ErrorReport.create_error(value) - (successful, value) = value - if not successful: - raise ErrorReport.create_error(value) - return FilterTable(*value) - - def get_gamma_sync(self, query): - ''' - Retrieve the current gamma ramp adjustments, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param query:FilterQuery The query to send - @return :FilterTable Filter table - ''' - value = libcoopgamma_native.libcoopgamma_native_get_gamma_sync(query, self.address) - if isinstance(value, int): - raise ErrorReport.create_error(value) - (successful, value) = value - if not successful: - raise ErrorReport.create_error(value) - return FilterTable(*value) - - def set_gamma_send(self, filtr, async_ctx): - ''' - Apply, update, or remove a gamma ramp adjustment, send request part - - @param filtr:Filter The filter to apply, update, or remove, gamma ramp - meta-data must match the CRTC's - @param async_ctx:AsyncContext Slot for information about the request that is - needed to identify and parse the response - ''' - error = libcoopgamma_native.libcoopgamma_native_set_gamma_send(filtr, self.address, async_ctx.address) - if error != 0: - raise ErrorReport.create_error(error) - - def set_gamma_recv(self, async_ctx): - ''' - Apply, update, or remove a gamma ramp adjustment, receive response part - - @param async_ctx:AsyncContext Information about the request - ''' - error = libcoopgamma_native.libcoopgamma_native_set_gamma_recv(self.address, async_ctx.address) - if error is not None: - raise ErrorReport.create_error(error) - - def set_gamma_sync(self, filtr): - ''' - Apply, update, or remove a gamma ramp adjustment, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param filtr:Filter The filter to apply, update, or remove, - gamma ramp meta-data must match the CRTC's - ''' - error = libcoopgamma_native.libcoopgamma_native_set_gamma_sync(filtr, self.address) - if error is not None: - raise ErrorReport.create_error(error) - - -class AsyncContext: - ''' - Information necessary to identify and parse a response from the server - ''' - def __init__(self, buf = None): - ''' - Constructor - - @param buf:bytes? Buffer to unmarshal - ''' - self.address = None - if buf is None: - (successful, value) = libcoopgamma_native.libcoopgamma_native_async_context_create() - if not successful: - raise ErrorReport.create_error(value) - else: - (error, value) = libcoopgamma_native.libcoopgamma_native_async_context_unmarshal(buf) - if error < 0: - raise ErrorReport.create_error(value) - elif error == 1: - raise IncompatibleDowngradeError() - elif error == 2: - raise IncompatibleUpgradeError() - self.address = value - - def __del__(self): - ''' - Destructor - ''' - if self.address is not None: - libcoopgamma_native.libcoopgamma_native_async_context_free(self.address) - - def __repr__(self): - ''' - Create a parsable string representation of the instance - - @return :str Parsable representation of the instance - ''' - data = libcoopgamma_native.libcoopgamma_native_async_context_marshal(self.address) - if isinstance(data, int): - raise ErrorReport.create_error(data) - return 'libcoopgamma.AsyncContext(%s)' % repr(data) - - -def get_methods(): - ''' - List all recognised adjustment method - - SIGCHLD must not be ignored or blocked - - @return :list<str> A list of names. You should only free the outer pointer, inner - pointers are subpointers of the outer pointer and cannot be freed. - ''' - ret = libcoopgamma_native.libcoopgamma_native_get_methods() - if isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - - -def get_method_and_site(method = None, site = None): - ''' - Get the adjustment method and site - - SIGCHLD must not be ignored or blocked - - @param method:int|str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :(:str, :str?) The selected adjustment method and the selected the - selected site. If the adjustment method only supports - one site or if `site` is `None` and no site can be - selected automatically, the selected site (the second - element in the returned tuple) will be `None`. - ''' - if method is not None: - method = str(method) - ret = libcoopgamma_native.libcoopgamma_native_get_method_and_site(method, site) - if isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - - -def get_pid_file(method = None, site = None): - ''' - Get the PID file of the coopgamma server - - SIGCHLD must not be ignored or blocked - - @param method:int|str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :str? The pathname of the server's PID file. - `None` if the server does not use PID files. - ''' - if method is not None: - method = str(method) - ret = libcoopgamma_native.libcoopgamma_native_get_pid_file(method, site) - if ret is not None and isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - - -def get_socket_file(method = None, site = None): - ''' - Get the socket file of the coopgamma server - - SIGCHLD must not be ignored or blocked - - @param method:int|str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :str? The pathname of the server's socket, `None` if the server does have - its own socket, which is the case when communicating with a server - in a multi-server display server like mds - ''' - if method is not None: - method = str(method) - ret = libcoopgamma_native.libcoopgamma_native_get_socket_file(method, site) - if ret is not None and isinstance(ret, int): - raise ErrorReport.create_error(ret) - return ret - diff --git a/src/libcoopgamma_native.pyx.gpp b/src/libcoopgamma_native.pyx.gpp deleted file mode 100644 index eee05ec..0000000 --- a/src/libcoopgamma_native.pyx.gpp +++ /dev/null @@ -1,1898 +0,0 @@ -# -*- python -*- -''' -pylibcoopgamma -- Python library for interfacing with cooperative gamma servers -Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - -This library is free software: you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation, either version 3 of the License, or -(at your option) any later version. - -This library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this library. If not, see <http://www.gnu.org/licenses/>. -''' -cimport cython - -from libc.stddef cimport size_t -from libc.stdlib cimport calloc, malloc, free -from libc.stdint cimport int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t -from libc.errno cimport errno - - - -ctypedef int libcoopgamma_support_t -# Values used to indicate the support for gamma adjustments - -ctypedef int libcoopgamma_depth_t -# Values used to tell which datatype is used for the gamma ramp stops -# -# The values will always be the number of bits for integral types, and -# negative for floating-point types - -ctypedef int libcoopgamma_lifespan_t -# Values used to tell when a filter should be removed - -ctypedef int libcoopgamma_colourspace_t -# Colourspaces - - - -cdef extern from "include-libcoopgamma.h": - - ctypedef struct libcoopgamma_ramps_t: - # Gamma ramp structure - size_t u_red_size - # The number of stops in the red ramp - size_t u_green_size - # The number of stops in the green ramp - size_t u_blue_size - # The number of stops in the blue ramp - void* u_red - # The red ramp - void* u_green - # The green ramp - void* u_blue - # The blue ramp - - ctypedef struct libcoopgamma_filter_t: - # Data set to the coopgamma server to apply, update, or remove a filter - int64_t priority - # The priority of the filter, higher priority is applied first. - # The gamma correction should have priority 0. - char* crtc - # The CRTC for which this filter shall be applied - char* fclass - # Identifier for the filter - # - # The syntax must be "${PACKAGE_NAME}::${COMMAND_NAME}::${RULE}" - libcoopgamma_lifespan_t lifespan - # When shall the filter be removed? - # - # If this member's value is `LIBCOOPGAMMA_REMOVE`, - # only `.crtc` and `.class` need also be defined - libcoopgamma_depth_t depth - # The data type and bit-depth of the ramp stops - libcoopgamma_ramps_t ramps - # The gamma ramp adjustments of the filter - - ctypedef struct libcoopgamma_crtc_info_t: - # Gamma ramp meta information for a CRTC - int cooperative - # Is cooperative gamma server running? - libcoopgamma_depth_t depth - # Is gamma adjustments supported on the CRTC? - # If not, `.depth`, `.red_size`, `.green_size`, - # and `.blue_size` are undefined - libcoopgamma_support_t supported - # The data type and bit-depth of the ramp stops -$$<cpp <<EOF | tail -n 1 | sed '/#/d' -#include <limits.h> -#if INT_MAX != LONG_MAX - int padding__ -#endif -EOF -$$> - size_t red_size - # The number of stops in the red ramp - size_t green_size - # The number of stops in the green ramp - size_t blue_size - # The number of stops in the blue ramp - libcoopgamma_colourspace_t colourspace - # The monitor's colurspace - int have_gamut - # Whether `.red_x`, `.red_y`, `.green_x`, `.green_y`, `.blue_x`, `.blue_y`, - # `.white_x`, and `.white_y` are set. - # - # If this is true, but the colourspace is not RGB (or sRGB), - # there is something wrong. Please also check the colourspace. - unsigned red_x - # The x-value (CIE xyY) of the monitor's red colour, multiplied by 1024 - unsigned red_y - # The y-value (CIE xyY) of the monitor's red colour, multiplied by 1024 - unsigned green_x - # The x-value (CIE xyY) of the monitor's green colour, multiplied by 1024 - unsigned green_y - # The y-value (CIE xyY) of the monitor's green colour, multiplied by 1024 - unsigned blue_x - # The x-value (CIE xyY) of the monitor's blue colour, multiplied by 1024 - unsigned blue_y - # The y-value (CIE xyY) of the monitor's blue colour, multiplied by 1024 - unsigned white_x - # The x-value (CIE xyY) of the monitor's default white point, multiplied by 1024 - unsigned white_y - # The y-value (CIE xyY) of the monitor's default white point, multiplied by 1024 - - ctypedef struct libcoopgamma_filter_query_t: - # Data sent to the coopgamma server when requestng the current filter table - int64_t high_priority - # Do no return filters with higher priority than this value - int64_t low_priority - # Do no return filters with lower priority than this value - char* crtc - # The CRTC for which the the current filters shall returned - int coalesce - # Whether to coalesce all filters into one gamma ramp triplet -$$<cpp <<EOF | tail -n 1 | sed '/#/d' -#include <limits.h> -#if INT_MAX != LONG_MAX - int padding__ -#endif -EOF -$$> - - ctypedef struct libcoopgamma_queried_filter_t: - # Stripped down version of `libcoopgamma_filter` which only contains - # the information returned in response to "Command: get-gamma" - int64_t priority - # The filter's priority - char* fclass - # The filter's class - libcoopgamma_ramps_t ramps - # The gamma ramp adjustments of the filter - - ctypedef struct libcoopgamma_filter_table_t: - # Response type for "Command: get-gamma": a list of applied filters - # and meta-information that was necessary for decoding the response - size_t red_size - # The number of stops in the red ramp - size_t green_size - # The number of stops in the green ramp - size_t blue_size - # The number of stops in the blue ramp - size_t filter_count - # The number of filters - libcoopgamma_queried_filter_t* filters - # The filters, should be ordered by priority in descending order, - # lest there is something wrong with the coopgamma server - # - # If filter coalition was requested, there will be exactly one - # filter (`.filter_count == 1`) and `.filters->class == NULL` - # and `.filters->priority` is undefined. - libcoopgamma_depth_t depth - # The data type and bit-depth of the ramp stops -$$<cpp <<EOF | tail -n 1 | sed '/#/d' -#include <limits.h> -#if INT_MAX != LONG_MAX - int padding__ -#endif -EOF -$$> - - ctypedef struct libcoopgamma_error_t: - # Error message from coopgamma server - uint64_t number - # Error code - # - # If `.custom` is false, 0 indicates success, otherwise, - # 0 indicates that no error code has been assigned - int custom - # Is this a custom error? - int server_side - # Did the error occur on the server-side? - char* description - # Error message, can be `NULL` if `.custom` is false - - ctypedef struct libcoopgamma_context_t: - # Library state - # - # Use of this structure is not thread-safe create one instance - # per thread that uses this structure - libcoopgamma_error_t error - # The error of the last failed function call - # - # This member is undefined after successful function call - int fd - # File descriptor for the socket - int have_all_headers - # Whether `libcoopgamma_synchronise` have read the empty end-of-headers line - int bad_message - # Whether `libcoopgamma_synchronise` is reading a corrupt but recoverable message - int blocking - # Is communication blocking? - uint32_t message_id - # Message ID of the next message - uint32_t in_response_to - # The ID of outbound message to which the inbound message being read by - # `libcoopgamma_synchronise` is a response - char* outbound - # Buffer with the outbound message - size_t outbound_head - # The write head for `outbound` - size_t outbound_tail - # The read head for `outbound` - size_t outbound_size - # The allocation size of `outbound` - char* inbound - # Buffer with the inbound message - size_t inbound_head - # The write head for `inbound` - size_t inbound_tail - # The read head for `inbound` - size_t inbound_size - # The allocation size of `inbound` - size_t length - # The value of 'Length' header in the inbound message - size_t curline - # The beginning of the current line that is being read by `libcoopgamma_synchronise` - - ctypedef struct libcoopgamma_async_context_t: - # Information necessary to identify and parse a response from the server - uint32_t message_id - # The value of the 'In response to' header in the waited message - int coalesce - # Whether to coalesce all filters into one gamma ramp triplet - - - -cdef extern int libcoopgamma_ramps_initialise_(libcoopgamma_ramps_t* this, size_t width) nogil -''' -Initialise a `libcoopgamma_ramps_t` - -`this->red_size`, `this->green_size`, and `this->blue_size` must already be set - -@param this The record to initialise -@param width The `sizeof(*(this->red))` -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_ramps_destroy(libcoopgamma_ramps_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_ramps_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_ramps_initialise -or failed call to `libcoopgamma_ramps_unmarshal - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_filter_initialise(libcoopgamma_filter_t* this) nogil -''' -Initialise a `libcoopgamma_filter_t` - -@param this The record to initialise -@return Zero on success, -1 on err -''' - -cdef extern void libcoopgamma_filter_destroy(libcoopgamma_filter_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_filter_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_filter_initialise` -or failed call to `libcoopgamma_filter_unmarshal` - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_crtc_info_initialise(libcoopgamma_crtc_info_t* this) nogil -''' -Initialise a `libcoopgamma_crtc_info_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_crtc_info_destroy(libcoopgamma_crtc_info_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_crtc_info_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_crtc_info_initialise` -or failed call to `libcoopgamma_crtc_info_unmarshal - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_filter_query_initialise(libcoopgamma_filter_query_t* this) nogil -''' -Initialise a `libcoopgamma_filter_query_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_filter_query_destroy(libcoopgamma_filter_query_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_filter_query_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_filter_query_initialise` -or failed call to `libcoopgamma_filter_query_unmarshal` - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_queried_filter_initialise(libcoopgamma_queried_filter_t* this) nogil -''' -Initialise a `libcoopgamma_queried_filter_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_queried_filter_destroy(libcoopgamma_queried_filter_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_queried_filter_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_queried_filter_initialise` -or failed call to `libcoopgamma_queried_filter_unmarshal - -@param this The record to destro -''' - -cdef extern int libcoopgamma_filter_table_initialise(libcoopgamma_filter_table_t* this) nogil -''' -Initialise a `libcoopgamma_filter_table_t - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_filter_table_destroy(libcoopgamma_filter_table_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_filter_table_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_filter_table_initialise` -or failed call to `libcoopgamma_filter_table_unmarshal` - -@param this The record to destroy -''' - -cdef extern void libcoopgamma_filter_table_destroy(libcoopgamma_filter_table_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_filter_table_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_filter_table_initialise` -or failed call to `libcoopgamma_filter_table_unmarshal` - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_error_initialise(libcoopgamma_error_t* this) nogil -''' -Initialise a `libcoopgamma_error_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_error_destroy(libcoopgamma_error_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_error_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_error_initialise` -or failed call to `libcoopgamma_error_unmarshal` - -@param this The record to destroy -''' - -cdef extern int libcoopgamma_context_initialise(libcoopgamma_context_t* this) nogil -''' -Initialise a `libcoopgamma_context_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_context_destroy(libcoopgamma_context_t* this, int disconnect) nogil -''' -Release all resources allocated to a `libcoopgamma_context_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_context_initialise` -or failed call to `libcoopgamma_context_unmarshal` - -@param this The record to destroy -@param disconnect Disconnect from the server? -''' - -cdef extern size_t libcoopgamma_context_marshal(const libcoopgamma_context_t* this, void* buf) nogil -''' -Marshal a `libcoopgamma_context_t` into a buffer - -@param this The record to marshal -@param buf The output buffer, `NULL` to only measure - how large this buffer has to be -@return The number of marshalled bytes, or if `buf == NULL`, - how many bytes would be marshalled if `buf != NULL` -''' - -cdef extern int libcoopgamma_context_unmarshal(libcoopgamma_context_t* this, const void* buf, size_t* n) nogil -''' -Unmarshal a `libcoopgamma_context_t` from a buffer - -@param this The output parameter for unmarshalled record -@param buf The buffer with the marshalled record -@param n Output parameter for the number of unmarshalled bytes, undefined on failure -@return `LIBCOOPGAMMA_SUCCESS` (0), `LIBCOOPGAMMA_INCOMPATIBLE_DOWNGRADE`, - `LIBCOOPGAMMA_INCOMPATIBLE_UPGRADE`, or `LIBCOOPGAMMA_ERRNO_SET` -''' - -cdef extern int libcoopgamma_async_context_initialise(libcoopgamma_async_context_t* this) nogil -''' -Initialise a `libcoopgamma_async_context_t` - -@param this The record to initialise -@return Zero on success, -1 on error -''' - -cdef extern void libcoopgamma_async_context_destroy(libcoopgamma_async_context_t* this) nogil -''' -Release all resources allocated to a `libcoopgamma_async_context_t`, -the allocation of the record itself is not freed - -Always call this function after failed call to `libcoopgamma_async_context_initialise` -or failed call to `libcoopgamma_async_context_unmarshal` - -@param this The record to destroy -''' - -cdef extern size_t libcoopgamma_async_context_marshal(const libcoopgamma_async_context_t* this, void* buf) nogil -''' -Marshal a `libcoopgamma_async_context_t` into a buffer - -@param this The record to marshal -@param buf The output buffer, `NULL` to only measure - how large this buffer has to be -@return The number of marshalled bytes, or if `buf == NULL`, - how many bytes would be marshalled if `buf != NULL` -''' - -cdef extern int libcoopgamma_async_context_unmarshal(libcoopgamma_async_context_t* this, - const void* buf, size_t* n) nogil -''' -Unmarshal a `libcoopgamma_async_context_t` from a buffer - -@param this The output parameter for unmarshalled record -@param buf The buffer with the marshalled record -@param n Output parameter for the number of unmarshalled bytes, undefined on failure -@return `LIBCOOPGAMMA_SUCCESS` (0), `LIBCOOPGAMMA_INCOMPATIBLE_DOWNGRADE`, - `LIBCOOPGAMMA_INCOMPATIBLE_UPGRADE`, or `LIBCOOPGAMMA_ERRNO_SET` -''' - -cdef extern char** libcoopgamma_get_methods() nogil -''' -List all recognised adjustment method - -SIGCHLD must not be ignored or blocked - -@return A `NULL`-terminated list of names. You should only free - the outer pointer, inner pointers are subpointers of the - outer pointer and cannot be freed. `NULL` on error. -''' - -cdef extern int libcoopgamma_get_method_and_site(const char* method, const char* site, - char** methodp, char** sitep) nogil -''' -Get the adjustment method and site - -SIGCHLD must not be ignored or blocked - -@param method The adjustment method, `NULL` for automatic -@param site The site, `NULL` for automatic -@param methodp Output pointer for the selected adjustment method, - which cannot be `NULL`. It is safe to call - this function with this parameter set to `NULL`. -@param sitep Output pointer for the selected site, which will - be `NULL` the method only supports one site or if - `site == NULL` and no site can be selected - automatically. It is safe to call this function - with this parameter set to `NULL`. -@return Zero on success, -1 on error -''' - -cdef extern char* libcoopgamma_get_pid_file(const char* method, const char* site) nogil -''' -Get the PID file of the coopgamma server - -SIGCHLD must not be ignored or blocked - -@param method The adjustment method, `NULL` for automatic -@param site The site, `NULL` for automatic -@return The pathname of the server's PID file, `NULL` on error - or if there server does not use PID files. The later - case is detected by checking that `errno` is set to 0. -''' - -cdef extern char* libcoopgamma_get_socket_file(const char* method, const char* site) nogil -''' -Get the socket file of the coopgamma server - -SIGCHLD must not be ignored or blocked - -@param method The adjustment method, `NULL` for automatic -@param site The site, `NULL` for automatic -@return The pathname of the server's socket, `NULL` on error - or if there server does have its own socket. The later - case is detected by checking that `errno` is set to 0, - and is the case when communicating with a server in a - multi-server display server like mds. -''' - -cdef extern int libcoopgamma_connect(const char* method, const char* site, libcoopgamma_context_t* ctx) nogil -''' -Connect to a coopgamma server, and start it if necessary - -Use `libcoopgamma_context_destroy` to disconnect - -SIGCHLD must not be ignored or blocked - -@param method The adjustment method, `NULL` for automatic -@param site The site, `NULL` for automatic -@param ctx The state of the library, must be initialised -@return Zero on success, -1 on error. On error, `errno` is set - to 0 if the server could not be initialised. -''' - -cdef extern int libcoopgamma_set_nonblocking(libcoopgamma_context_t* ctx, int nonblocking) nogil -''' -By default communication is blocking, this function -can be used to switch between blocking and nonblocking - -After setting the communication to nonblocking, -`libcoopgamma_flush`, `libcoopgamma_synchronise` and -and request-sending functions can fail with EAGAIN and -EWOULDBLOCK. It is safe to continue with `libcoopgamma_flush` -(for `libcoopgamma_flush` it selfand equest-sending functions) -or `libcoopgamma_synchronise` just like EINTR failure. - -@param ctx The state of the library, must be connected -@param nonblocking Nonblocking mode? -@return Zero on success, -1 on error -''' - -cdef extern int libcoopgamma_flush(libcoopgamma_context_t* ctx) nogil -''' -Send all pending outbound data - -If this function or another function that sends a request -to the server fails with EINTR, call this function to -complete the transfer. The `async_ctx` parameter will always -be in a properly configured state if a function fails -with EINTR. - -@param ctx The state of the library, must be connected -@return Zero on success, -1 on error -''' - -cdef extern int libcoopgamma_synchronise(libcoopgamma_context_t* ctx, libcoopgamma_async_context_t* pending, - size_t n, size_t* selected) nogil -''' -Wait for the next message to be received - -@param ctx The state of the library, must be connected -@param pending Information for each pending request -@param n The number of elements in `pending` -@param selected The index of the element in `pending` which corresponds - to the first inbound message, note that this only means - that the message is not for any of the other request, - if the message is corrupt any of the listed requests can - be selected even if it is not for any of the requests. - Functions that parse the message will detect such corruption. -@return Zero on success, -1 on error. If the the message is ignored, - which happens if corresponding `libcoopgamma_async_context_t` - is not listed, -1 is returned and `errno` is set to 0. If -1 - is returned, `errno` is set to `ENOTRECOVERABLE` you have - received a corrupt message and the context has been tainted - beyond recover. -''' - -cdef extern void libcoopgamma_skip_message(libcoopgamma_context_t* ctx) nogil -''' -Tell the library that you will not be parsing a receive message - -@param ctx The state of the library, must be connected -''' - -cdef extern int libcoopgamma_get_crtcs_send(libcoopgamma_context_t* ctx, libcoopgamma_async_context_t* async_ctx) nogil -''' -List all available CRTC:s, send request part - -Cannot be used before connecting to the server - -@param ctx The state of the library, must be connected -@param async_ctx Information about the request, that is needed to - identify and parse the response, is stored here -@return Zero on success, -1 on error -''' - -cdef extern char** libcoopgamma_get_crtcs_recv(libcoopgamma_context_t* ctx, libcoopgamma_async_context_t* async_ctx) nogil -''' -List all available CRTC:s, receive response part - -@param ctx The state of the library, must be connected -@param async_ctx Information about the request -@return A `NULL`-terminated list of names. You should only free - the outer pointer, inner pointers are subpointers of the - outer pointer and cannot be freed. `NULL` on error, in - which case `ctx->error` (rather than `errno`) is read - for information about the error. -''' - -cdef extern char** libcoopgamma_get_crtcs_sync(libcoopgamma_context_t* ctx) nogil -''' -List all available CRTC:s, synchronous version - -This is a synchronous request function, as such, -you have to ensure that communication is blocking -(default), and that there are not asynchronous -requests waiting, it also means that EINTR:s are -silently ignored and there no wait to cancel the -operation without disconnection from the server - -@param ctx The state of the library, must be connected -@return A `NULL`-terminated list of names. You should only free - the outer pointer, inner pointers are subpointers of the - outer pointer and cannot be freed. `NULL` on error, in - which case `ctx->error` (rather than `errno`) is read - for information about the error. -''' - -cdef extern int libcoopgamma_get_gamma_info_send(const char* crtc, libcoopgamma_context_t* ctx, - libcoopgamma_async_context_t* async_ctx) nogil -''' -Retrieve information about a CRTC:s gamma ramps, send request part - -Cannot be used before connecting to the server - -@param crtc The name of the CRTC -@param ctx The state of the library, must be connected -@param async_ctx Information about the request, that is needed to - identify and parse the response, is stored here -@return Zero on success, -1 on error -''' - -cdef extern int libcoopgamma_get_gamma_info_recv(libcoopgamma_crtc_info_t* info, libcoopgamma_context_t* ctx, - libcoopgamma_async_context_t* async_ctx) nogil -''' -Retrieve information about a CRTC:s gamma ramps, receive response part - -@param info Output parameter for the information, must be initialised -@param ctx The state of the library, must be connected -@param async_ctx Information about the request -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - -cdef extern int libcoopgamma_get_gamma_info_sync(const char* crtc, libcoopgamma_crtc_info_t* info, - libcoopgamma_context_t* ctx) nogil -''' -Retrieve information about a CRTC:s gamma ramps, synchronous version - -This is a synchronous request function, as such, -you have to ensure that communication is blocking -(default), and that there are not asynchronous -requests waiting, it also means that EINTR:s are -silently ignored and there no wait to cancel the -operation without disconnection from the server - -@param crtc The name of the CRTC -@param info Output parameter for the information, must be initialised -@param ctx The state of the library, must be connected -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - -cdef extern int libcoopgamma_get_gamma_send(const libcoopgamma_filter_query_t* query, - libcoopgamma_context_t* ctx, libcoopgamma_async_context_t* async_ctx) nogil -''' -Retrieve the current gamma ramp adjustments, send request part - -Cannot be used before connecting to the server - -@param query The query to send -@param ctx The state of the library, must be connected -@param async_ctx Information about the request, that is needed to - identify and parse the response, is stored here -@return Zero on success, -1 on error -''' - -cdef extern int libcoopgamma_get_gamma_recv(libcoopgamma_filter_table_t* table, libcoopgamma_context_t* ctx, - libcoopgamma_async_context_t* async_ctx) nogil -''' -Retrieve the current gamma ramp adjustments, receive response part - -@param table Output for the response, must be initialised -@param ctx The state of the library, must be connected -@param async_ctx Information about the request -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - -cdef extern int libcoopgamma_get_gamma_sync(const libcoopgamma_filter_query_t* query, - libcoopgamma_filter_table_t* table, libcoopgamma_context_t* ctx) nogil -''' -Retrieve the current gamma ramp adjustments, synchronous version - -This is a synchronous request function, as such, -you have to ensure that communication is blocking -(default), and that there are not asynchronous -requests waiting, it also means that EINTR:s are -silently ignored and there no wait to cancel the -operation without disconnection from the server - -@param query The query to send -@param table Output for the response, must be initialised -@param ctx The state of the library, must be connected -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - -cdef extern int libcoopgamma_set_gamma_send(const libcoopgamma_filter_t* filtr, libcoopgamma_context_t* ctx, - libcoopgamma_async_context_t* async_ctx) nogil -''' -Apply, update, or remove a gamma ramp adjustment, send request part - -Cannot be used before connecting to the server - -@param filtr The filter to apply, update, or remove, gamma ramp meta-data must match the CRTC's -@param ctx The state of the library, must be connected -@param async_ctx Information about the request, that is needed to - identify and parse the response, is stored here -@return Zero on success, -1 on error -''' - -cdef extern int libcoopgamma_set_gamma_recv(libcoopgamma_context_t* ctx, libcoopgamma_async_context_t* async_ctx) nogil -''' -Apply, update, or remove a gamma ramp adjustment, receive response part - -@param ctx The state of the library, must be connected -@param async_ctx Information about the request -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - -cdef extern int libcoopgamma_set_gamma_sync(const libcoopgamma_filter_t* filtr, libcoopgamma_context_t* ctx) nogil -''' -Apply, update, or remove a gamma ramp adjustment, synchronous version - -This is a synchronous request function, as such, -you have to ensure that communication is blocking -(default), and that there are not asynchronous -requests waiting, it also means that EINTR:s are -silently ignored and there no wait to cancel the -operation without disconnection from the server - -@param filtr The filter to apply, update, or remove, gamma ramp meta-data must match the CRTC's -@param ctx The state of the library, must be connected -@return Zero on success, -1 on error, in which case `ctx->error` - (rather than `errno`) is read for information about the error -''' - - - -def libcoopgamma_native_get_methods(): - ''' - List all recognised adjustment method - - SIGCHLD must not be ignored or blocked - - @return :list<str>|int Either the value of `errno` (on failure), or (on success) a list - of names. You should only free the outer pointer, inner pointers - are subpointers of the outer pointer and cannot be freed. - ''' - cdef char** methods = libcoopgamma_get_methods() - cdef bytes bs - if methods is NULL: - return int(errno) - try: - ret = [] - i = 0 - while methods[i] is not NULL: - bs = methods[i] - ret.append(bs.decode('utf-8', 'strict')) - i += 1 - finally: - free(methods) - return ret - - -def libcoopgamma_native_get_method_and_site(method : str, site : str): - ''' - Get the adjustment method and site - - SIGCHLD must not be ignored or blocked - - @param method:str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :int|(:str, :str?) Either the value of `errno` (on failure), or (on success) - the selected adjustment method and the selected the - selected site. If the adjustment method only supports - one site or if `site` is `None` and no site can be - selected automatically, the selected site (the second - element in the returned tuple) will be `None`. - ''' - cdef char* cmethod = NULL - cdef char* csite = NULL - cdef char* rcsmethod = NULL - cdef char* rcssite = NULL - cdef bytes rbsmethod - cdef bytes rbssite - try: - if method is not None: - buf = method.encode('utf-8') + bytes([0]) - cmethod = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - cmethod[i] = <char>(buf[i]) - if site is not None: - buf = site.encode('utf-8') + bytes([0]) - csite = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - csite[i] = <char>(buf[i]) - rmethod, rsite = None, None - if libcoopgamma_get_method_and_site(cmethod, csite, &rcsmethod, &rcssite) < 0: - return int(errno) - rbsmethod = rcsmethod - rmethod = rbsmethod.decode('utf-8', 'strict') - if rcssite is not NULL: - rbssite = rcssite - rsite = rbssite.decode('utf-8', 'strict') - return (rmethod, rsite) - finally: - free(cmethod) - free(csite) - free(rcsmethod) - free(rcssite) - - -def libcoopgamma_native_get_pid_file(method : str, site : str): - ''' - Get the PID file of the coopgamma server - - SIGCHLD must not be ignored or blocked - - @param method:str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :int|str? Either the value of `errno` (on failure), or (on success) - the pathname of the server's PID file. `None` if the server - does not use PID files. - ''' - cdef char* cmethod = NULL - cdef char* csite = NULL - cdef char* path = NULL - cdef bytes bs - try: - if method is not None: - buf = method.encode('utf-8') + bytes([0]) - cmethod = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - cmethod[i] = <char>(buf[i]) - if site is not None: - buf = site.encode('utf-8') + bytes([0]) - csite = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - csite[i] = <char>(buf[i]) - path = libcoopgamma_get_pid_file(cmethod, csite) - if path is not NULL or errno == 0: - bs = path - return bs.decode('utf-8', 'strict') - finally: - free(cmethod) - free(csite) - free(path) - return int(errno) - - -def libcoopgamma_native_get_socket_file(method : str, site : str): - ''' - Get the socket file of the coopgamma server - - SIGCHLD must not be ignored or blocked - - @param method:int|str? The adjustment method, `None` for automatic - @param site:str? The site, `None` for automatic - @return :int|str? Either the value of `errno` (on failure), or (on success) - the pathname of the server's socket, `None` if the server does have - its own socket, which is the case when communicating with a server - in a multi-server display server like mds - ''' - cdef char* cmethod = NULL - cdef char* csite = NULL - cdef char* path = NULL - cdef bytes bs - try: - if method is not None: - buf = method.encode('utf-8') + bytes([0]) - cmethod = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - cmethod[i] = <char>(buf[i]) - if site is not None: - buf = site.encode('utf-8') + bytes([0]) - csite = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - csite[i] = <char>(buf[i]) - path = libcoopgamma_get_socket_file(cmethod, csite) - if path is not NULL or errno == 0: - bs = path - return bs.decode('utf-8', 'strict') - finally: - free(cmethod) - free(csite) - free(path) - return int(errno) - - -def libcoopgamma_native_context_create(): - ''' - Create an instance of `libcoopgamma_context_t` - - @return :(:bool, :int) Element 0: Whether the call was successful - Element 1: The value of `errno` on failure, and on - success, the address of the created instance - ''' - cdef libcoopgamma_context_t* this - this = <libcoopgamma_context_t*>malloc(sizeof(libcoopgamma_context_t)) - if this is NULL: - return (False, int(errno)) - if libcoopgamma_context_initialise(this) < 0: - saved_errno = int(errno) - libcoopgamma_context_destroy(this, <int>0) - free(this) - return (False, saved_errno) - return (True, int(<intptr_t><void*>this)) - - -def libcoopgamma_native_context_free(address : int): - ''' - Disconnect and free an instance of a `libcoopgamma_context_t` - - @param address:int The address of the `libcoopgamma_context_t` instance - ''' - cdef libcoopgamma_context_t* this = <libcoopgamma_context_t*><void*><intptr_t>address - libcoopgamma_context_destroy(this, <int>1) - free(this) - - -def libcoopgamma_native_context_marshal(address : int): - ''' - Marshal a `libcoopgamma_context_t` into a buffer - - @param address:int The address of the instance to marshal - @return :int|bytes Either the value of `errno` (on failure), or (on success) - a byte representation of the instance - ''' - cdef libcoopgamma_context_t* this = <libcoopgamma_context_t*><void*><intptr_t>address - cdef size_t n = libcoopgamma_context_marshal(this, NULL) - cdef char* buf = <char*>malloc(n) - if buf is NULL: - return int(errno) - try: - libcoopgamma_context_marshal(this, buf) - return bytes(int(<int><unsigned char>(buf[i])) for i in range(int(n))) - finally: - free(buf) - - -def libcoopgamma_native_context_unmarshal(buf : bytes): - ''' - Unmarshal a `libcoopgamma_context_t` from a buffer - - @param buf:bytes The buffer with the marshalled instance - @return :(:int, :int) Element 0: 0 = Success - 1 = Incompatible downgrade - 2 = Incompatible upgrade - -1 = `errno` is returned - Element 1: If [0] = 0: The address of the unmarshalled instance - If [0] = -1: The value of `errno` - ''' - cdef size_t _n = 0 - cdef libcoopgamma_context_t* this - cdef char* bs = NULL - success = False - this = <libcoopgamma_context_t*>calloc(1, sizeof(libcoopgamma_context_t)) - if this is NULL: - return (-1, int(errno)) - try: - if libcoopgamma_context_initialise(this) < 0: - return (-1, int(errno)) - bs = <char*>malloc(len(buf) * sizeof(char)) - if bs is NULL: - return (-1, int(errno)) - for i in range(len(buf)): - bs[i] = <char><unsigned char>(buf[i]) - ret = int(libcoopgamma_context_unmarshal(this, bs, &_n)) - ret = (ret, int(<intptr_t><void*>this)) - success = True - return ret - finally: - if not success: - libcoopgamma_context_destroy(this, <int>1) - free(this) - free(bs) - - -def libcoopgamma_native_context_set_fd(address : int, fd : int): - ''' - Set the field for socket file descriptor in a `libcoopgamma_context_t` - - @param address:int The address of the `libcoopgamma_context_t` instance - @param fd:int The file descriptor - ''' - cdef libcoopgamma_context_t* this = <libcoopgamma_context_t*><void*><intptr_t>address - this.fd = fd - - -def libcoopgamma_native_async_context_create(): - ''' - Create an instance of `libcoopgamma_context_t` - - @return :(:bool, :int) Element 0: Whether the call was successful - Element 1: The value of `errno` on failure, and on - success, the address of the created instance - ''' - cdef libcoopgamma_context_t* this - this = <libcoopgamma_context_t*>malloc(sizeof(libcoopgamma_context_t)) - if this is NULL: - return (False, int(errno)) - if libcoopgamma_context_initialise(this) < 0: - saved_errno = int(errno) - libcoopgamma_context_destroy(this, <int>0) - free(this) - return (False, saved_errno) - return (True, int(<intptr_t><void*>this)) - - -def libcoopgamma_native_async_context_free(address : int): - ''' - Free an instance of a `libcoopgamma_async_context_t` - - @param address:int The address of the `libcoopgamma_async_context_t` instance - ''' - cdef libcoopgamma_async_context_t* this = <libcoopgamma_async_context_t*><void*><intptr_t>address - libcoopgamma_async_context_destroy(this) - free(this) - - -def libcoopgamma_native_async_context_marshal(address : int): - ''' - Marshal a `libcoopgamma_async_context_t` into a buffer - - @param address:int The address of the instance to marshal - @return :int|bytes Either the value of `errno` (on failure), or (on success) - a byte representation of the instance - ''' - cdef libcoopgamma_async_context_t* this = <libcoopgamma_async_context_t*><void*><intptr_t>address - cdef size_t n = libcoopgamma_async_context_marshal(this, NULL) - cdef char* buf = <char*>malloc(n) - try: - if buf is NULL: - return int(errno) - libcoopgamma_async_context_marshal(this, buf) - ret = bytes(int(<int><unsigned char>(buf[i])) for i in range(int(n))) - finally: - free(buf) - return ret - - -def libcoopgamma_native_async_context_unmarshal(buf : bytes): - ''' - Unmarshal a `libcoopgamma_async_context_t` from a buffer - - @param buf:bytes The buffer with the marshalled instance - @return :(:int, :int) Element 0: 0 = Success - 1 = Incompatible downgrade - 2 = Incompatible upgrade - -1 = `errno` is returned - Element 1: If [0] = 0: The address of the unmarshalled instance - If [0] = -1: The value of `errno` - ''' - cdef size_t _n = 0 - cdef libcoopgamma_async_context_t* this - cdef char* bs = NULL - successful = False - this = <libcoopgamma_async_context_t*>malloc(sizeof(libcoopgamma_async_context_t)) - try: - if this is NULL: - return (-1, int(errno)) - if libcoopgamma_async_context_initialise(this) < 0: - return (-1, int(errno)) - bs = <char*>malloc(len(buf) * sizeof(char)) - if bs is NULL: - return (-1, int(errno)) - for i in range(len(buf)): - bs[i] = <char><unsigned char>(buf[i]) - ret = int(libcoopgamma_async_context_unmarshal(this, bs, &_n)) - ret = (ret, int(<intptr_t><void*>this)) - success = True - return ret - finally: - if not success: - libcoopgamma_async_context_destroy(this) - free(this) - free(bs) - - -def libcoopgamma_native_connect(method : str, site : str, address : int): - ''' - Connect to a coopgamma server, and start it if necessary - - Use `libcoopgamma_context_destroy` to disconnect - - SIGCHLD must not be ignored or blocked - - @param method:str? The adjustment method, `NULL` for automatic - @param site:str? The site, `NULL` for automatic - @param address:int The address of the state of the library, must be initialised - @return :(:bool, :int) If [0] = `True`: [1] is the socket's file descriptor. - If [0] = `False`: [1] is 0 if the server on could not be - initialised, or the value `errno` on other errors - ''' - cdef char* cmethod = NULL - cdef char* csite = NULL - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - try: - if method is not None: - buf = method.encode('utf-8') + bytes([0]) - cmethod = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - cmethod[i] = <char>(buf[i]) - if site is not None: - buf = site.encode('utf-8') + bytes([0]) - csite = <char*>malloc(len(buf) * sizeof(char)) - for i in range(len(buf)): - csite[i] = <char>(buf[i]) - if libcoopgamma_connect(cmethod, csite, ctx) < 0: - return (False, int(errno)) - return (True, int(ctx.fd)) - finally: - free(cmethod) - free(csite) - - -def libcoopgamma_native_set_nonblocking(address : int, nonblocking : bool): - ''' - By default communication is blocking, this function - can be used to switch between blocking and nonblocking - - After setting the communication to nonblocking, - `libcoopgamma_flush`, `libcoopgamma_synchronise` and - and request-sending functions can fail with EAGAIN and - EWOULDBLOCK. It is safe to continue with `libcoopgamma_flush` - (for `libcoopgamma_flush` it selfand equest-sending functions) - or `libcoopgamma_synchronise` just like EINTR failure. - - @param address:int The address of the state of the library, must be connected - @param nonblocking:bool Nonblocking mode? - @return :int Zero on success, the value of `errno` on error - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - if libcoopgamma_set_nonblocking(ctx, <int>(1 if nonblocking else 0)) < 0: - return int(errno) - return 0 - - -def libcoopgamma_native_flush(address : int): - ''' - Send all pending outbound data - - If this function or another function that sends a request - to the server fails with EINTR, call this function to - complete the transfer. The `async_ctx` parameter will always - be in a properly configured state if a function fails - with EINTR. - - @param address:int The address of the state of the library, must be connected - @return :int Zero on success, the value of `errno` on error - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - if libcoopgamma_flush(ctx) < 0: - return int(errno) - return 0 - - -def libcoopgamma_native_synchronise(address : int, pending : list): - ''' - Wait for the next message to be received - - @param address:int The address of the state of the library, must be connected - @param pending:list<int> Addresses of the information for each pending request - @return :(:bool, :int) If [0] = 0: [1] is the value of `errno` - [0] = 1: [1] is the selected request - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* pends - cdef libcoopgamma_async_context_t* pend - cdef size_t selected = 0 - pends = <libcoopgamma_async_context_t*>malloc(len(pending) * sizeof(libcoopgamma_async_context_t)) - try: - if pends is NULL: - return (False, int(errno)) - for i in range(len(pending)): - pend = <libcoopgamma_async_context_t*><void*><intptr_t>(pending[i]) - pends[i] = pend[0] - if libcoopgamma_synchronise(ctx, pends, <size_t>len(pending), &selected) < 0: - return (False, int(errno)) - finally: - free(pends) - return (True, <int>selected) - - -def libcoopgamma_native_skip_message(address : int): - ''' - Tell the library that you will not be parsing a receive message - - @param address:int The address of the state of the library, must be connected - ''' - libcoopgamma_skip_message(<libcoopgamma_context_t*><void*><intptr_t>address) - - -def libcoopgamma_native_get_crtcs_send(address : int, async_ctx : int): - ''' - List all available CRTC:s, send request part - - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the `AsyncContext` for the request - @return :int Zero on success, the value of `errno` on failure - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - if libcoopgamma_get_crtcs_send(ctx, actx) < 0: - return int(errno) - return 0 - - -def libcoopgamma_native_get_crtcs_recv(address : int, async_ctx : int): - ''' - List all available CRTC:s, receive response part - - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the `AsyncContext` for the request - @return :int|list<str> The value of `errno` (on failure), or (on success) - a list of the names of the available CRTC:s - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef char** crtcs = libcoopgamma_get_crtcs_recv(ctx, actx) - cdef bytes bs - if crtcs is NULL: - return int(errno) - try: - ret, i = [], 0 - while crtcs[i] is not NULL: - bs = crtcs[i] - ret.append(bs.decode('utf-8', 'strict')) - i += 1 - finally: - free(crtcs) - return ret - - -def libcoopgamma_native_get_crtcs_sync(address : int): - ''' - List all available CRTC:s, synchronous version - - This is a synchronous request function, as such, - you have to ensure that communication is blocking - (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are - silently ignored and there no wait to cancel the - operation without disconnection from the server - - @param address:int The address of the state of the library, must be connected - @return :int|list<str> The value of `errno` (on failure), or (on success) - a list of the names of the available CRTC:s - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef char** crtcs = libcoopgamma_get_crtcs_sync(ctx) - cdef bytes bs - try: - if crtcs is NULL: - return int(errno) - ret, i = [], 0 - while crtcs[i] is not NULL: - bs = crtcs[i] - ret.append(bs.decode('utf-8', 'strict')) - i += 1 - finally: - free(crtcs) - return ret - - -def libcoopgamma_native_get_gamma_info_send(crtc : str, address : int, async_ctx : int): - ''' - Retrieve information about a CRTC:s gamma ramps, send request part - - Cannot be used before connecting to the server - - @param crtc:crtc The name of the CRTC - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request, that is - needed to identify and parse the response, is stored here - @return :int Zero on success, the value of `errno` on error - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef char* ccrtc = NULL - try: - bs = crtc.encode('utf-8') + bytes([0]) - ccrtc = <char*>malloc(len(bs) * sizeof(char)) - if ccrtc is NULL: - return int(errno) - for i in range(len(bs)): - ccrtc[i] = <char>(bs[i]) - if libcoopgamma_get_gamma_info_send(ccrtc, ctx, actx) < 0: - return int(errno) - finally: - free(ccrtc) - return 0 - - -def libcoopgamma_native_get_gamma_info_recv(address : int, async_ctx : int): - ''' - Retrieve information about a CRTC:s gamma ramps, receive response part - - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request - @return :int|(:bool, :tuple) The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef libcoopgamma_crtc_info_t info - cdef bytes bs - try: - if libcoopgamma_crtc_info_initialise(&info) < 0: - return int(errno) - if libcoopgamma_get_gamma_info_recv(&info, ctx, actx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - ret = (False, (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc)) - else: - ret = (True, (info.cooperative != 0, int(info.depth), int(info.supported), int(info.red_size), - int(info.green_size), int(info.blue_size), int(info.colourspace), - None if info.have_gamut == 0 else ((info.red_x, info.red_y), - (info.green_x, info.green_y), - (info.blue_x, info.blue_y), - (info.white_x, info.white_y)))) - finally: - libcoopgamma_crtc_info_destroy(&info) - return ret - - -def libcoopgamma_native_get_gamma_info_sync(crtc : str, address : int): - ''' - Retrieve information about a CRTC:s gamma ramps, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param crtc:str The name of the CRTC - @param address:int The address of the state of the library, must be connected - @return :int|(:bool, :tuple) The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef char* ccrtc = NULL - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_crtc_info_t info - cdef bytes bs - try: - if libcoopgamma_crtc_info_initialise(&info) < 0: - return int(errno) - bscrtc = crtc.encode('utf-8') + bytes([0]) - ccrtc = <char*>malloc(len(bscrtc) * sizeof(bscrtc)) - for i in range(len(bscrtc)): - ccrtc[i] = <char>(bscrtc[i]) - if libcoopgamma_get_gamma_info_sync(ccrtc, &info, ctx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - ret = (False, (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc)) - else: - ret = (True, (info.cooperative != 0, int(info.depth), int(info.supported), int(info.red_size), - int(info.green_size), int(info.blue_size), int(info.colourspace), - None if info.have_gamut == 0 else ((info.red_x, info.red_y), - (info.green_x, info.green_y), - (info.blue_x, info.blue_y), - (info.white_x, info.white_y)))) - finally: - libcoopgamma_crtc_info_destroy(&info) - free(ccrtc) - return ret - - -def libcoopgamma_native_get_gamma_send(query, address : int, async_ctx : int): - - ''' - Retrieve the current gamma ramp adjustments, send request part - - Cannot be used before connecting to the server - - @param query:Query The query to send - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request, that is - needed to identify and parse the response, is stored here - @return Zero on success, the value of `errno` on failure - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef libcoopgamma_filter_query_t qry - crtc_bs = query.crtc.encode('utf-8') + bytes([0]) - qry.high_priority = <int64_t>(query.high_priority) - qry.low_priority = <int64_t>(query.low_priority) - qry.coalesce = <int>(query.coalesce) - qry.crtc = <char*>malloc(len(crtc_bs) * sizeof(char)) - try: - if qry.crtc is NULL: - return int(errno) - for i in range(len(crtc_bs)): - qry.crtc[i] = <char>(crtc_bs[i]) - if libcoopgamma_get_gamma_send(&qry, ctx, actx) < 0: - return int(errno) - finally: - free(qry.crtc) - return 0 - - -def libcoopgamma_native_get_gamma_recv(address : int, async_ctx : int): - ''' - Retrieve the current gamma ramp adjustments, receive response part - - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request - @return :int|(:bool, :tuple) The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef libcoopgamma_filter_table_t table - cdef bytes bs - cdef libcoopgamma_ramps_t* rampsp - cdef char* fclass - try: - if libcoopgamma_filter_table_initialise(&table) < 0: - return int(errno) - if libcoopgamma_get_gamma_recv(&table, ctx, actx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - ret = (False, (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc)) - else: - filters = [None] * int(table.filter_count) - for j in range(int(table.filter_count)): - rampsp = &(table.filters[j].ramps) - fclass = table.filters[j].fclass - red = [None] * rampsp.u_red_size - green = [None] * rampsp.u_green_size - blue = [None] * rampsp.u_blue_size - if table.depth == -2: - for i in range(rampsp.u_red_size): - red[i] = (<double*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<double*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<double*>(rampsp.u_blue))[i] - elif table.depth == -1: - for i in range(rampsp.u_red_size): - red[i] = (<float*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<float*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<float*>(rampsp.u_blue))[i] - elif table.depth == 8: - for i in range(rampsp.u_red_size): - red[i] = (<uint8_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint8_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint8_t*>(rampsp.u_blue))[i] - elif table.depth == 16: - for i in range(rampsp.u_red_size): - red[i] = (<uint16_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint16_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint16_t*>(rampsp.u_blue))[i] - elif table.depth == 32: - for i in range(rampsp.u_red_size): - red[i] = (<uint32_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint32_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint32_t*>(rampsp.u_blue))[i] - elif table.depth == 64: - for i in range(rampsp.u_red_size): - red[i] = (<uint64_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint64_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint64_t*>(rampsp.u_blue))[i] - ramps = (red, green, blue) - pclass = None - if fclass is not NULL: - bs = fclass - pclass = bs.decode('utf-8', 'strict') - filters[j] = (int(table.filters[j].priority), pclass, ramps) - ret = (True, (int(table.red_size), int(table.green_size), int(table.blue_size), - int(table.depth), filters)) - finally: - libcoopgamma_filter_table_destroy(&table) - return ret - - -def libcoopgamma_native_get_gamma_sync(query, address : int): - ''' - Retrieve the current gamma ramp adjustments, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param query:Query The query to send - @param address:int The address of the state of the library, must be connected - @return :int|(:bool, :tuple) The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_filter_table_t table - cdef libcoopgamma_filter_query_t qry - cdef bytes bs - cdef libcoopgamma_ramps_t* rampsp - cdef char* fclass - crtc_bs = query.crtc.encode('utf-8') + bytes([0]) - qry.high_priority = <int64_t>(query.high_priority) - qry.low_priority = <int64_t>(query.low_priority) - qry.coalesce = <int>(query.coalesce) - qry.crtc = <char*>malloc(len(crtc_bs) * sizeof(char)) - try: - if qry.crtc is NULL: - return int(errno) - for i in range(len(crtc_bs)): - qry.crtc[i] = <char>(crtc_bs[i]) - if libcoopgamma_filter_table_initialise(&table) < 0: - saved_errno = int(errno) - libcoopgamma_filter_table_destroy(&table) - return saved_errno - try: - if libcoopgamma_get_gamma_sync(&qry, &table, ctx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - ret = (False, (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc)) - else: - filters = [None] * int(table.filter_count) - for j in range(int(table.filter_count)): - rampsp = &(table.filters[j].ramps) - fclass = table.filters[j].fclass - red = [None] * rampsp.u_red_size - green = [None] * rampsp.u_green_size - blue = [None] * rampsp.u_blue_size - if table.depth == -2: - for i in range(rampsp.u_red_size): - red[i] = (<double*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<double*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<double*>(rampsp.u_blue))[i] - elif table.depth == -1: - for i in range(rampsp.u_red_size): - red[i] = (<float*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<float*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<float*>(rampsp.u_blue))[i] - elif table.depth == 8: - for i in range(rampsp.u_red_size): - red[i] = (<uint8_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint8_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint8_t*>(rampsp.u_blue))[i] - elif table.depth == 16: - for i in range(rampsp.u_red_size): - red[i] = (<uint16_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint16_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint16_t*>(rampsp.u_blue))[i] - elif table.depth == 32: - for i in range(rampsp.u_red_size): - red[i] = (<uint32_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint32_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint32_t*>(rampsp.u_blue))[i] - elif table.depth == 64: - for i in range(rampsp.u_red_size): - red[i] = (<uint64_t*>(rampsp.u_red))[i] - for i in range(rampsp.u_green_size): - green[i] = (<uint64_t*>(rampsp.u_green))[i] - for i in range(rampsp.u_blue_size): - blue[i] = (<uint64_t*>(rampsp.u_blue))[i] - ramps = (red, green, blue) - pclass = None - if fclass is not NULL: - bs = fclass - pclass = bs.decode('utf-8', 'strict') - filters[j] = (int(table.filters[j].priority), pclass, ramps) - ret = (True, (int(table.red_size), int(table.green_size), int(table.blue_size), - int(table.depth), filters)) - finally: - libcoopgamma_filter_table_destroy(&table) - finally: - free(qry.crtc) - return ret - - -def libcoopgamma_native_copy_ramps(intptr_t dest_address, src, libcoopgamma_depth_t depth): - ''' - Copy a Python ramp-trio into C ramp-trio - - @param dest_address:intptr_t The address of the C ramp-trio - @param src:Ramps The Python ramp-trio - @param depth:libcoopgamma_depth_t The data type of the ramp stops - ''' - cdef libcoopgamma_ramps_t* dest = <libcoopgamma_ramps_t*><void*><intptr_t>dest_address - cdef uint8_t* r8 - cdef uint8_t* g8 - cdef uint8_t* b8 - cdef uint16_t* r16 - cdef uint16_t* g16 - cdef uint16_t* b16 - cdef uint32_t* r32 - cdef uint32_t* g32 - cdef uint32_t* b32 - cdef uint64_t* r64 - cdef uint64_t* g64 - cdef uint64_t* b64 - cdef float* rf - cdef float* gf - cdef float* bf - cdef double* rd - cdef double* gd - cdef double* bd - cdef size_t rn = <size_t>len(src.red) - cdef size_t gn = <size_t>len(src.green) - cdef size_t bn = <size_t>len(src.blue) - if depth == 8: - r8 = <uint8_t*>malloc((rn + gn + bn) * sizeof(uint8_t)) - g8 = r8 + rn - b8 = g8 + gn - for i in range(int(rn)): - r8[i] = <uint8_t>(src.red[i]) - for i in range(int(gn)): - g8[i] = <uint8_t>(src.green[i]) - for i in range(int(bn)): - b8[i] = <uint8_t>(src.blue[i]) - dest.u_red = <void*>r8 - dest.u_green = <void*>g8 - dest.u_blue = <void*>b8 - elif depth == 16: - r16 = <uint16_t*>malloc((rn + gn + bn) * sizeof(uint16_t)) - g16 = r16 + rn - b16 = g16 + gn - for i in range(int(rn)): - r16[i] = <uint16_t>(src.red[i]) - for i in range(int(gn)): - g16[i] = <uint16_t>(src.green[i]) - for i in range(int(bn)): - b16[i] = <uint16_t>(src.blue[i]) - dest.u_red = <void*>r16 - dest.u_green = <void*>g16 - dest.u_blue = <void*>b16 - elif depth == 32: - r32 = <uint32_t*>malloc((rn + gn + bn) * sizeof(uint32_t)) - g32 = r32 + rn - b32 = g32 + gn - for i in range(int(rn)): - r32[i] = <uint32_t>(src.red[i]) - for i in range(int(gn)): - g32[i] = <uint32_t>(src.green[i]) - for i in range(int(bn)): - b32[i] = <uint32_t>(src.blue[i]) - dest.u_red = <void*>r32 - dest.u_green = <void*>g32 - dest.u_blue = <void*>b32 - elif depth == 64: - r64 = <uint64_t*>malloc((rn + gn + bn) * sizeof(uint64_t)) - g64 = r64 + rn - b64 = g64 + gn - for i in range(int(rn)): - r64[i] = <uint64_t>(src.red[i]) - for i in range(int(gn)): - g64[i] = <uint64_t>(src.green[i]) - for i in range(int(bn)): - b64[i] = <uint64_t>(src.blue[i]) - dest.u_red = <void*>r64 - dest.u_green = <void*>g64 - dest.u_blue = <void*>b64 - elif depth == -1: - rf = <float*>malloc((rn + gn + bn) * sizeof(float)) - gf = rf + rn - bf = gf + gn - for i in range(int(rn)): - rf[i] = <float>(src.red[i]) - for i in range(int(gn)): - gf[i] = <float>(src.green[i]) - for i in range(int(bn)): - bf[i] = <float>(src.blue[i]) - dest.u_red = <void*>rf - dest.u_green = <void*>gf - dest.u_blue = <void*>bf - else: - rd = <double*>malloc((rn + gn + bn) * sizeof(double)) - gd = rd + rn - bd = gd + gn - for i in range(int(rn)): - rd[i] = <double>(src.red[i]) - for i in range(int(gn)): - gd[i] = <double>(src.green[i]) - for i in range(int(bn)): - bd[i] = <double>(src.blue[i]) - dest.u_red = <void*>rd - dest.u_green = <void*>gd - dest.u_blue = <void*>bd - - -def libcoopgamma_native_set_gamma_send(filtr, address : int, async_ctx : int): - ''' - Apply, update, or remove a gamma ramp adjustment, send request part - - Cannot be used before connecting to the server - - @param filtr:Filter The filter to apply, update, or remove, gamma ramp - meta-data must match the CRTC's - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request, that is needed to - identify and parse the response, is stored here - @return :int Zero on success, the value of `errno` on failure - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef libcoopgamma_filter_t flr - crtc_bs = filtr.crtc.encode('utf-8') + bytes([0]) - clss_bs = filtr.fclass.encode('utf-8') + bytes([0]) - flr.priority = <int64_t>(0 if filtr.priority is None else filtr.priority) - flr.lifespan = <libcoopgamma_lifespan_t>(filtr.lifespan) - flr.depth = <libcoopgamma_depth_t>(0 if filtr.depth is None else filtr.depth) - flr.fclass = NULL - flr.crtc = NULL - flr.ramps.u_red_size = len(filtr.ramps.red) if filtr.ramps is not None else 0 - flr.ramps.u_green_size = len(filtr.ramps.green) if filtr.ramps is not None else 0 - flr.ramps.u_blue_size = len(filtr.ramps.blue) if filtr.ramps is not None else 0 - flr.ramps.u_red = NULL - flr.ramps.u_green = NULL - flr.ramps.u_blue = NULL - try: - if filtr.ramps is not None: - libcoopgamma_native_copy_ramps(<intptr_t><void*>&(flr.ramps), filtr.ramps, flr.depth) - flr.crtc = <char*>malloc(len(crtc_bs) * sizeof(char)) - if flr.crtc is NULL: - return int(errno) - flr.fclass = <char*>malloc(len(clss_bs) * sizeof(char)) - if flr.fclass is NULL: - return int(errno) - for i in range(len(crtc_bs)): - flr.crtc[i] = <char>(crtc_bs[i]) - for i in range(len(clss_bs)): - flr.fclass[i] = <char>(clss_bs[i]) - if libcoopgamma_set_gamma_send(&flr, ctx, actx) < 0: - return int(errno) - finally: - free(flr.crtc) - free(flr.fclass) - free(flr.ramps.u_red) - return 0 - - -def libcoopgamma_native_set_gamma_recv(address : int, async_ctx : int): - ''' - Apply, update, or remove a gamma ramp adjustment, receive response part - - @param address:int The address of the state of the library, must be connected - @param async_ctx:int The address of the information about the request - @return :tuple? The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_async_context_t* actx = <libcoopgamma_async_context_t*><void*><intptr_t>async_ctx - cdef bytes bs - if libcoopgamma_set_gamma_recv(ctx, actx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - return (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc) - return None - - -def libcoopgamma_native_set_gamma_sync(filtr, address : int): - ''' - Apply, update, or remove a gamma ramp adjustment, synchronous version - - This is a synchronous request function, as such, you have to ensure that - communication is blocking (default), and that there are not asynchronous - requests waiting, it also means that EINTR:s are silently ignored and - there no wait to cancel the operation without disconnection from the server - - @param filtr:Filter The filter to apply, update, or remove, gamma ramp - meta-data must match the CRTC's - @param address:int The address of the state of the library, must be connected - @return :tuple? The value of `errno` (on failure) or: - Element 0: whether the call was successful - Element 1: tuple with the data for the structure response (possibly error) - ''' - cdef libcoopgamma_context_t* ctx = <libcoopgamma_context_t*><void*><intptr_t>address - cdef libcoopgamma_filter_t flr - cdef bytes bs - crtc_bs = filtr.crtc.encode('utf-8') + bytes([0]) - clss_bs = filtr.fclass.encode('utf-8') + bytes([0]) - flr.priority = <int64_t>(0 if filtr.priority is None else filtr.priority) - flr.lifespan = <libcoopgamma_lifespan_t>(filtr.lifespan) - flr.depth = <libcoopgamma_depth_t>(0 if filtr.depth is None else filtr.depth) - flr.fclass = NULL - flr.crtc = NULL - flr.ramps.u_red_size = len(filtr.ramps.red) if filtr.ramps is not None else 0 - flr.ramps.u_green_size = len(filtr.ramps.green) if filtr.ramps is not None else 0 - flr.ramps.u_blue_size = len(filtr.ramps.blue) if filtr.ramps is not None else 0 - flr.ramps.u_red = NULL - flr.ramps.u_green = NULL - flr.ramps.u_blue = NULL - try: - if filtr.ramps is not None: - libcoopgamma_native_copy_ramps(<intptr_t><void*>&(flr.ramps), filtr.ramps, flr.depth) - flr.crtc = <char*>malloc(len(crtc_bs) * sizeof(char)) - if flr.crtc is NULL: - return int(errno) - flr.fclass = <char*>malloc(len(clss_bs) * sizeof(char)) - if flr.fclass is NULL: - return int(errno) - for i in range(len(crtc_bs)): - flr.crtc[i] = <char>(crtc_bs[i]) - for i in range(len(clss_bs)): - flr.fclass[i] = <char>(clss_bs[i]) - if libcoopgamma_set_gamma_sync(&flr, ctx) < 0: - desc = None - if ctx.error.description is not NULL: - bs = ctx.error.description - desc = bs.decode('utf-8', 'strict') - return (int(ctx.error.number), ctx.error.custom != 0, ctx.error.server_side != 0, desc) - finally: - free(flr.crtc) - free(flr.fclass) - free(flr.ramps.u_red) - return None - diff --git a/src/test b/src/test deleted file mode 100755 index f2bb71e..0000000 --- a/src/test +++ /dev/null @@ -1,376 +0,0 @@ -#!/usr/bin/env python3 -''' -pylibcoopgamma -- Python library for interfacing with cooperative gamma servers -Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - -This library is free software: you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation, either version 3 of the License, or -(at your option) any later version. - -This library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this library. If not, see <http://www.gnu.org/licenses/>. -''' - -import os, sys, time, errno, select - -os.chdir('/'.join(sys.argv[0].split('/')[:-1])) -sys.path.append('../bin') - -import libcoopgamma -cg = libcoopgamma - -if len(sys.argv) == 1: - - print('\033[1m%s:\033[m' % 'Methods') - for m in cg.get_methods(): - print(m) - print() - - print('\033[1m%s:\033[m' % 'Method') - print(cg.get_method_and_site()[0]) - print() - - print('\033[1m%s:\033[m' % 'Site') - print(cg.get_method_and_site()[1]) - print() - - print('\033[1m%s:\033[m' % 'PID file') - print(cg.get_pid_file()) - print() - - print('\033[1m%s:\033[m' % 'Socket') - print(cg.get_socket_file()) - print() - - g = cg.Context() - g.connect() - g.detach() - gstr = repr(g) - del g - - argv0 = './' + sys.argv[0].split('/')[-1] - os.execl(argv0, argv0, gstr) -else: - g = eval(sys.argv[1]) - g.attach() - pass - -print('\033[1m%s:\033[m' % 'CRTC:s') -crtcs = g.get_crtcs_sync() -for crtc in crtcs: - print(crtc) -print() - -info = g.get_gamma_info_sync(crtc) -print('\033[1m%s:\033[m' % 'CRTC info') -print('Cooperative:', 'yes' if info.cooperative else 'no') -if info.depth is not None: - print('Depth:', cg.Depth.str(info.depth)) -print('Supported:', cg.Support.str(info.supported)) -if info.red_size is not None: - print('Red stops:', info.red_size) -if info.green_size is not None: - print('Green stops:', info.green_size) -if info.blue_size is not None: - print('Blue stops:', info.blue_size) -print('Colourspace:', cg.Colourspace.str(info.colourspace)) -if info.gamut is not None: - print('Red point:', str(info.gamut.red)) - print('Green point:', str(info.gamut.green)) - print('Blue point:', str(info.gamut.blue)) - print('White point:', str(info.gamut.white)) -print() - -table = g.get_gamma_sync(cg.FilterQuery(crtc = crtc, coalesce = False)) -print('\033[1m%s:\033[m' % 'Filter table') -print('Red stops:', table.red_size) -print('Green stops:', table.green_size) -print('Blue stops:', table.blue_size) -print('Depth:', cg.Depth.str(table.depth)) -for i, fltr in enumerate(table.filters): - print('Filter %i:' % i) - print(' Priority:', fltr.priority) - print(' Class:', fltr.fclass) - print(' Ramps:') - rr, gr, br = fltr.ramps.red, fltr.ramps.green, fltr.ramps.blue - n = max(len(rr), len(gr), len(br)) - fmt = ' \033[31m%s \033[32m%s \033[34m%s\033[m' - rr = [str(rr[i]) if i < len(rr) else '' for i in range(n)] - gr = [str(gr[i]) if i < len(gr) else '' for i in range(n)] - br = [str(br[i]) if i < len(br) else '' for i in range(n)] - for y in zip(rr, gr, br): - print(fmt % y) -print() -table_nc = table - -table = g.get_gamma_sync(cg.FilterQuery(crtc = crtc, coalesce = True)) -print('\033[1m%s:\033[m' % 'Filter table') -print('Red stops:', table.red_size) -print('Green stops:', table.green_size) -print('Blue stops:', table.blue_size) -print('Depth:', cg.Depth.str(table.depth)) -for fltr in table.filters: - print('Ramps:') - rr, gr, br = fltr.ramps.red, fltr.ramps.green, fltr.ramps.blue - n = max(len(rr), len(gr), len(br)) - fmt = ' \033[31m%s \033[32m%s \033[34m%s\033[m' - rr = [str(rr[i]) if i < len(rr) else '' for i in range(n)] - gr = [str(gr[i]) if i < len(gr) else '' for i in range(n)] - br = [str(br[i]) if i < len(br) else '' for i in range(n)] - for y in zip(rr, gr, br): - print(fmt % y) -print() -table_c = table - -fltr = cg.Filter(0, crtc, 'pylibcoopgamma::test::test', cg.Lifespan.UNTIL_DEATH, table.depth, - cg.Ramps(table.red_size, table.green_size, table.blue_size)) - -if table.depth < 0: - Y = lambda x : x -else: - m = 2 ** table.depth - 1 - Y = lambda x : int(x * m) - -redzero = fltr.ramps.red -greenzero = fltr.ramps.green -redid = [Y(x / (table.red_size - 1)) for x in range(table.red_size)] -greenid = [Y(x / (table.green_size - 1)) for x in range(table.green_size)] -blueid = [Y(x / (table.blue_size - 1)) for x in range(table.blue_size)] - -fltr.ramps.red = redid -g.set_gamma_sync(fltr) -time.sleep(0.5) -fltr.ramps.red = redzero - -fltr.ramps.green = greenid -g.set_gamma_sync(fltr) -time.sleep(0.5) -fltr.ramps.green = greenzero - -fltr.ramps.blue = blueid -g.set_gamma_sync(fltr) -time.sleep(0.5) - -g.set_nonbreaking(False) - -asynch = cg.AsyncContext() - -def flush(e): - if e.errno in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - while True: - try: - g.flush() - except OSError as ex: - if ex.errno in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - continue - else: - raise ex - break - else: - raise e - -try: - g.get_crtcs_send(asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(1) -if g.get_crtcs_recv(asynch) != crtcs: - sys.exit(2) - -try: - g.get_gamma_info_send(crtc, asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(3) -info2 = g.get_gamma_info_recv(asynch) -if info2.cooperative != info.cooperative: - sys.exit(4) -if info2.depth != info.depth: - sys.exit(4) -if info2.supported != info.supported: - sys.exit(4) -if info2.red_size != info.red_size: - sys.exit(4) -if info2.green_size != info.green_size: - sys.exit(4) -if info2.blue_size != info.blue_size: - sys.exit(4) -if info2.colourspace != info.colourspace: - sys.exit(4) -if (info2.gamut is None) != (info.gamut is None): - sys.exit(4) -if info.gamut is not None: - if info2.gamut.red.x_raw != info.gamut.red.x_raw or info2.gamut.red.x != info.gamut.red.x: - sys.exit(4) - if info2.gamut.red.y_raw != info.gamut.red.y_raw or info2.gamut.red.y != info.gamut.red.y: - sys.exit(4) - if info2.gamut.green.x_raw != info.gamut.green.x_raw or info2.gamut.green.x != info.gamut.green.x: - sys.exit(4) - if info2.gamut.green.y_raw != info.gamut.green.y_raw or info2.gamut.green.y != info.gamut.green.y: - sys.exit(4) - if info2.gamut.blue.x_raw != info.gamut.blue.x_raw or info2.gamut.blue.x != info.gamut.blue.x: - sys.exit(4) - if info2.gamut.blue.y_raw != info.gamut.blue.y_raw or info2.gamut.blue.y != info.gamut.blue.y: - sys.exit(4) - if info2.gamut.white.x_raw != info.gamut.white.x_raw or info2.gamut.white.x != info.gamut.white.x: - sys.exit(4) - if info2.gamut.white.y_raw != info.gamut.white.y_raw or info2.gamut.white.y != info.gamut.white.y: - sys.exit(4) - -try: - g.set_gamma_send(cg.Filter(crtc = crtc, fclass = 'pylibcoopgamma::test::test', - lifespan = cg.Lifespan.REMOVE), asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(1) -g.set_gamma_recv(asynch) - -try: - g.get_gamma_send(cg.FilterQuery(crtc = crtc, coalesce = False), asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(5) -table = g.get_gamma_recv(asynch) -if table.red_size != table_nc.red_size: - sys.exit(6) -if table.green_size != table_nc.green_size: - sys.exit(6) -if table.blue_size != table_nc.blue_size: - sys.exit(6) -if table.depth != table_nc.depth: - sys.exit(6) -if len(table.filters) != len(table_nc.filters): - sys.exit(6) -for i, (fltr1, fltr2) in enumerate(zip(table.filters, table_nc.filters)): - if fltr1.priority != fltr2.priority: - sys.exit(6) - if fltr1.fclass != fltr2.fclass: - sys.exit(6) - if fltr1.ramps.red != fltr2.ramps.red: - sys.exit(6) - if fltr1.ramps.green != fltr2.ramps.green: - sys.exit(6) - if fltr1.ramps.blue != fltr2.ramps.blue: - sys.exit(6) - -try: - g.get_gamma_send(cg.FilterQuery(crtc = crtc, coalesce = True), asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(7) -table = g.get_gamma_recv(asynch) -if table.red_size != table_c.red_size: - sys.exit(8) -if table.green_size != table_c.green_size: - sys.exit(8) -if table.blue_size != table_c.blue_size: - sys.exit(8) -if table.depth != table_c.depth: - sys.exit(8) -if len(table.filters) != len(table_c.filters): - sys.exit(8) -for i, (fltr1, fltr2) in enumerate(zip(table.filters, table_c.filters)): - if fltr1.ramps.red != fltr2.ramps.red: - sys.exit(8) - if fltr1.ramps.green != fltr2.ramps.green: - sys.exit(8) - if fltr1.ramps.blue != fltr2.ramps.blue: - sys.exit(8) - - -fltr = cg.Filter(0, crtc, 'pylibcoopgamma::test::test', cg.Lifespan.UNTIL_DEATH, table.depth, - cg.Ramps(table.red_size, table.green_size, table.blue_size)) - -fltr.ramps.red = list(reversed(redid)) -fltr.ramps.green = list(reversed(greenid)) -fltr.ramps.blue = list(reversed(blueid)) -try: - g.set_gamma_send(fltr, asynch) -except OSError as e: - flush(e) -if g.synchronise([asynch]) != 0: - sys.exit(9) -g.skip_message() -time.sleep(0.5) - -fltr.ramps.red = redid -fltr.ramps.green = greenid -fltr.ramps.blue = blueid -g.set_gamma_sync(fltr) - -g.set_nonbreaking(True) - -async1 = asynch -async2 = cg.AsyncContext() -async3 = cg.AsyncContext() -time.sleep(0.5) - -fltr.ramps.red = list(reversed(redid)) -fltr.fclass = 'pylibcoopgamma::test::red' -try: - g.set_gamma_send(fltr, async1) - need_flush = True -except OSError as e: - if e.errno not in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - sys.exit(10) - need_flush = False -fltr.ramps.red = redid - -fltr.ramps.green = list(reversed(greenid)) -fltr.fclass = 'pylibcoopgamma::test::green' -try: - g.set_gamma_send(fltr, async2) - need_flush = True -except OSError as e: - if e.errno not in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - sys.exit(10) - need_flush = False -fltr.ramps.green = greenid - -fltr.ramps.blue = list(reversed(blueid)) -fltr.fclass = 'pylibcoopgamma::test::blue' -try: - g.set_gamma_send(fltr, async3) - need_flush = True -except OSError as e: - if e.errno not in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - sys.exit(10) - need_flush = False -fltr.ramps.blue = blueid - -while need_flush: - try: - g.flush() - break - except OSError as e: - if e.errno in (errno.EINTR, errno.EWOULDBLOCK, errno.EAGAIN): - continue - else: - sys.exit(11) - -poll = select.poll() -poll.register(g.fd, select.POLLIN | select.POLLPRI) - -unsynced = [True] * 3 -while any(unsynced): - poll.poll() - n = g.synchronise([async1, async2, async3]) - if n < 0 or n >= 3 or not unsynced[n]: - sys.exit(12) - unsynced[n] = False - g.set_gamma_recv([async1, async2, async3][n]) - -time.sleep(0.5) -del g - |