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author | Mattias Andrée <maandree@kth.se> | 2022-07-21 14:53:18 +0200 |
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committer | Mattias Andrée <maandree@kth.se> | 2022-07-21 14:53:18 +0200 |
commit | 3be28b4e8f75190d30e311f0e69da714cac62cc5 (patch) | |
tree | 95374a0ac30802f838e0fee1d7c686b66dd26b11 /src/libgamma_native_facade.pyx | |
parent | Remove dist (diff) | |
download | pylibgamma-1.1.3.tar.gz pylibgamma-1.1.3.tar.bz2 pylibgamma-1.1.3.tar.xz |
Change license to ISC, change style, improve makefile1.1.3
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/libgamma_native_facade.pyx')
-rw-r--r-- | src/libgamma_native_facade.pyx | 1389 |
1 files changed, 0 insertions, 1389 deletions
diff --git a/src/libgamma_native_facade.pyx b/src/libgamma_native_facade.pyx deleted file mode 100644 index 32846e2..0000000 --- a/src/libgamma_native_facade.pyx +++ /dev/null @@ -1,1389 +0,0 @@ -# -*- python -*- -''' -pylibgamma — Python 3 wrapper for libgamma -Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) - -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 malloc, free -from libc.stdint cimport int32_t, uint8_t, uint16_t, uint32_t, uint64_t -from libc.errno cimport errno - - -ctypedef int libgamma_subpixel_order_t -ctypedef int libgamma_connector_type_t - - -cdef extern from "include-libgamma.h": - - ctypedef struct libgamma_method_capabilities_t: - # Capabilities of adjustment methods. - - int32_t crtc_information - # OR of the CRTC information fields in `libgamma_crtc_information_t` - # that may (but can fail) be read successfully. - - unsigned default_site_known # : 1 - # Whether the default site is known, if true the site is integrated - # to the system or can be determined using environment variables. - - unsigned multiple_sites # : 1 - # Whether the adjustment method supports multiple sites rather - # than just the default site. - - unsigned multiple_partitions # : 1 - # Whether the adjustment method supports multiple partitions - # per site. - - unsigned multiple_crtcs # : 1 - # Whether the adjustment method supports multiple CRTC:s - # per partition per site. - - unsigned partitions_are_graphics_cards # : 1 - # Whether the partition to graphics card is a bijection. - - unsigned site_restore # : 1 - # Whether the adjustment method supports `libgamma_site_restore`. - - unsigned partition_restore # : 1 - # Whether the adjustment method supports `libgamma_partition_restore`. - - unsigned crtc_restore # : 1 - # Whether the adjustment method supports `libgamma_crtc_restore`. - - unsigned identical_gamma_sizes # : 1 - # Whether the `red_gamma_size`, `green_gamma_size` and `blue_gamma_size` - # fields in `libgamma_crtc_information_t` will always have the same - # values as each other for the adjustment method. - - unsigned fixed_gamma_size # : 1 - # Whether the `red_gamma_size`, `green_gamma_size` and `blue_gamma_size` - # fields in `libgamma_crtc_information_t` will always be filled with the - # same value for the adjustment method. - - unsigned fixed_gamma_depth # : 1 - # Whether the `gamma_depth` field in `libgamma_crtc_information_t` - # will always be filled with the same value for the adjustment method. - - unsigned real # : 1 - # Whether the adjustment method will actually perform adjustments. - - unsigned fake # : 1 - # Whether the adjustment method is implement using a translation layer. - - - ctypedef struct libgamma_site_state_t: - # Site state. - # - # On operating systems that integrate a graphical environment - # there is usually just one site. However, one systems with - # pluggable graphics, like Unix-like systems such as GNU/Linux - # and the BSD:s, there can usually be any (feasible) number of - # sites. In X.org parlance they are called displays. - - void* data - # Adjustment method implementation specific data. - # You as a user of this library should not touch this. - - int method - # This field specifies, for the methods if this library, - # which adjustment method (display server and protocol) - # is used to adjust the gamma ramps. - - char* site - # The site identifier. It can either be `NULL` or a string. - # `NULL` indicates the default site. On systems like the - # Unix-like systems, where the graphics are pluggable, this - # is usually resolved by an environment variable, such as - # "DISPLAY" for X.org. - - size_t partitions_available - # The number of partitions that is available on this site. - # Probably the majority of display server only one partition - # per site. However, X.org can, and traditional used to have - # on multi-headed environments, multiple partitions per site. - # In X.org partitions are called 'screens'. It is not to be - # confused with monitor. A screen is a collection of monitors, - # and the mapping from monitors to screens is a surjection. - # On hardware-level adjustment methods, such as Direct - # Rendering Manager, a partition is a graphics card. - - - ctypedef struct libgamma_partition_state_t: - # Partition state. - # - # Probably the majority of display server only one partition - # per site. However, X.org can, and traditional used to have - # on multi-headed environments, multiple partitions per site. - # In X.org partitions are called 'screens'. It is not to be - # confused with monitor. A screen is a collection of monitors, - # and the mapping from monitors to screens is a surjection. - # On hardware-level adjustment methods, such as Direct - # Rendering Manager, a partition is a graphics card. - - void* data - # Adjustment method implementation specific data. - # You as a user of this library should not touch this. - - libgamma_site_state_t* site - # The site this partition belongs to. - - size_t partition - # The index of the partition. - - size_t crtcs_available - # The number of CRTC:s that are available under this - # partition. Note that the CRTC:s are not necessarily - # online. - - - ctypedef struct libgamma_crtc_state_t: - # Cathode ray tube controller state. - # - # The CRTC controls the gamma ramps for the - # monitor that is plugged in to the connector - # that the CRTC belongs to. - - void* data - # Adjustment method implementation specific data. - # You as a user of this library should not touch this. - - libgamma_partition_state_t* partition - # The partition this CRTC belongs to. - - size_t crtc - # The index of the CRTC within its partition. - - - ctypedef struct libgamma_crtc_information_t: - # Cathode ray tube controller information data structure. - - unsigned char* edid - # The Extended Display Identification Data associated with - # the attached monitor. This is raw byte array that is usually - # 128 bytes long. It is not NUL-terminate, rather its length - # is stored in `edid_length`. - - size_t edid_length - # The length of `edid`. - - int edid_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - size_t width_mm - # The phyical width, in millimetres, of the viewport of the - # attached monitor, as reported by the adjustment method. This - # value may be incorrect, which is a known issue with the X - # server where it is the result of the X server attempting - # the estimate the size on its own. - # Zero means that its is not applicable, which is the case - # for projectors. - - int width_mm_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - size_t height_mm - # The phyical height, in millimetres, of the viewport of the - # attached monitor, as reported by the adjustment method. This - # value may be incorrect, which is a known issue with the X - # server where it is the result of the X server attempting - # the estimate the size on its own. - # Zero means that its is not applicable, which is the case - # for projectors. - - int height_mm_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - size_t width_mm_edid - # The phyical width, in millimetres, of the viewport of the - # attached monitor, as reported by it the monitor's Extended - # Display Information Data. This value can only contain whole - # centimetres, which means that the result is always zero - # modulus ten. However, this could change with revisions of - # the EDID structure. - # Zero means that its is not applicable, which is the case - # for projectors. - - int width_mm_edid_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - size_t height_mm_edid - # The phyical height, in millimetres, of the viewport of the - # attached monitor, as reported by it the monitor's Extended - # Display Information Data. This value can only contain whole - # centimetres, which means that the result is always zero - # modulus ten. However, this could change with revisions of - # the EDID structure. - # Zero means that its is not applicable, which is the case - # for projectors. - - int height_mm_edid_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - size_t red_gamma_size - # The size of the encoding axis of the red gamma ramp. - - size_t green_gamma_size - # The size of the encoding axis of the green gamma ramp. - - size_t blue_gamma_size - # The size of the encoding axis of the blue gamma ramp. - - int gamma_size_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - signed gamma_depth - # The bit-depth of the value axes of gamma ramps, - # -1 for single precision floating point, and -2 for - # double precision floating point. - - int gamma_depth_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - int gamma_support - # Non-zero gamma ramp adjustments are supported. - - int gamma_support_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - libgamma_subpixel_order_t subpixel_order - # The layout of the subpixels. - # You cannot count on this value --- especially for CRT:s --- - # but it is provided anyway as a means of distinguishing monitors. - - int subpixel_order_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - int active - # Whether there is a monitors connected to the CRTC. - - int active_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - char* connector_name - # The name of the connector as designated by the display - # server or as give by this library in case the display - # server lacks this feature. - - int connector_name_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - libgamma_connector_type_t connector_type - # The type of the connector that is associated with the CRTC. - - int connector_type_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - float gamma_red - # The gamma characteristics of the monitor as reported - # in its Extended Display Information Data. The value - # holds the value for the red channel. If you do not have - # and more accurate measurement of the gamma for the - # monitor this could be used to give a rought gamma - # correction; simply divide the value with 2.2 and use - # the result for the red channel in the gamma correction. - - float gamma_green - # The gamma characteristics of the monitor as reported - # in its Extended Display Information Data. The value - # holds the value for the green channel. If you do not have - # and more accurate measurement of the gamma for the - # monitor this could be used to give a rought gamma - # correction; simply divide the value with 2.2 and use - # the result for the green channel in the gamma correction. - - float gamma_blue - # The gamma characteristics of the monitor as reported - # in its Extended Display Information Data. The value - # holds the value for the blue channel. If you do not have - # and more accurate measurement of the gamma for the - # monitor this could be used to give a rought gamma - # correction; simply divide the value with 2.2 and use - # the result for the blue channel in the gamma correction. - - int gamma_error - # Zero on success, positive it holds the value `errno` had - # when the reading failed, otherwise (negative) the value - # of an error identifier provided by this library. - - - ctypedef struct libgamma_gamma_ramps8_t: - # Gamma ramp structure for 8-bit gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - uint8_t* red - # The gamma ramp for the red channel. - uint8_t* green - # The gamma ramp for the green channel. - uint8_t* blue - # The gamma ramp for the blue channel. - - ctypedef struct libgamma_gamma_ramps16_t: - # Gamma ramp structure for 16-bit gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - uint16_t* red - # The gamma ramp for the red channel. - uint16_t* green - # The gamma ramp for the green channel. - uint16_t* blue - # The gamma ramp for the blue channel. - - ctypedef struct libgamma_gamma_ramps32_t: - # Gamma ramp structure for 32-bit gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - uint32_t* red - # The gamma ramp for the red channel. - uint32_t* green - # The gamma ramp for the green channel. - uint32_t* blue - # The gamma ramp for the blue channel. - - ctypedef struct libgamma_gamma_ramps64_t: - # Gamma ramp structure for 64-bit gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - uint64_t* red - # The gamma ramp for the red channel. - uint64_t* green - # The gamma ramp for the green channel. - uint64_t* blue - # The gamma ramp for the blue channel. - - ctypedef struct libgamma_gamma_rampsf_t: - # Gamma ramp structure for `float` gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - float* red - # The gamma ramp for the red channel. - float* green - # The gamma ramp for the green channel. - float* blue - # The gamma ramp for the blue channel. - - ctypedef struct libgamma_gamma_rampsd_t: - # Gamma ramp structure for `double` gamma ramps. - size_t red_size - # The size of `red`. - size_t green_size - # The size of `green`. - size_t blue_size - # The size of `blue`. - double* red - # The gamma ramp for the red channel. - double* green - # The gamma ramp for the green channel. - double* blue - # The gamma ramp for the blue channel. - - -cdef extern size_t libgamma_list_methods(int* methods, size_t buf_size, int operation) nogil -''' -List available adjustment methods by their order of preference based on the environment. - -@param methods Output array of methods, should be able to hold `LIBGAMMA_METHOD_COUNT` elements. -@param buf_size The number of elements that fits in `methods`, it should be `LIBGAMMA_METHOD_COUNT`, - This is used to avoid writing outside the output buffer if this library adds new - adjustment methods without the users of the library recompiling. -@param operation Allowed values: - 0: Methods that the environment suggests will work, excluding fake. - 1: Methods that the environment suggests will work, including fake. - 2: All real non-fake methods. - 3: All real methods. - 4: All methods. - Other values invoke undefined behaviour. -@return The number of element that have been stored in `methods`, or should - have been stored if the buffer was large enough. -''' - - -cdef extern int libgamma_is_method_available(int method) nogil -''' -Check whether an adjustment method is available, non-existing (invalid) methods will be -identified as not available under the rationale that the library may be out of date. - -@param method The adjustment method. -@return Whether the adjustment method is available. -''' - - -cdef extern void libgamma_method_capabilities(libgamma_method_capabilities_t* this, int method) nogil -''' -Return the capabilities of an adjustment method. - -@param this The data structure to fill with the method's capabilities -@param method The adjustment method (display server and protocol). -''' - - -cdef extern char* libgamma_method_default_site(int method) nogil -''' -Return the default site for an adjustment method. - -@param method The adjustment method (display server and protocol.) -@return The default site, `NULL` if it cannot be determined or - if multiple sites are not supported by the adjustment - method. This value should not be `free`:d. -''' - - -cdef extern const char* libgamma_method_default_site_variable(int method) nogil -''' -Return the default variable that determines -the default site for an adjustment method. - -@param method The adjustment method (display server and protocol.) -@return The environ variables that is used to determine the - default site. `NULL` if there is none, that is, if - the method does not support multiple sites. - This value should not be `free`:d. -''' - - - -cdef extern int libgamma_site_initialise(libgamma_site_state_t* this, int method, char* site) nogil -''' -Initialise an allocated site state. - -@param this The site state to initialise. -@param method The adjustment method (display server and protocol.) -@param site The site identifier, unless it is `NULL` it must a - `free`:able. One the state is destroyed the library - will attempt to free it. There you should not free - it yourself, and it must not be a string constant - or allocate on the stack. Note however that it will - not be `free`:d if this function fails. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern void libgamma_site_free(libgamma_site_state_t* this) nogil -''' -Release all resources held by a site state -and free the site state pointer. - -@param this The site state. -''' - - -cdef extern int libgamma_site_restore(libgamma_site_state_t* this) nogil -''' -Restore the gamma ramps all CRTC:s with a site to the system settings. - -@param this The site state. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_partition_initialise(libgamma_partition_state_t* this, libgamma_site_state_t* site, size_t partition) nogil -''' -Initialise an allocated partition state. - -@param this The partition state to initialise. -@param site The site state for the site that the partition belongs to. -@param partition The index of the partition within the site. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern void libgamma_partition_free(libgamma_partition_state_t* this) nogil -''' -Release all resources held by a partition state -and free the partition state pointer. - -@param this The partition state. -''' - - -cdef extern int libgamma_partition_restore(libgamma_partition_state_t* this) nogil -''' -Restore the gamma ramps all CRTC:s with a partition to the system settings. - -@param this The partition state. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_initialise(libgamma_crtc_state_t* this, libgamma_partition_state_t* partition, size_t crtc) nogil -''' -Initialise an allocated CRTC state. - -@param this The CRTC state to initialise. -@param partition The partition state for the partition that the CRTC belongs to. -@param crtc The index of the CRTC within the partition. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern void libgamma_crtc_free(libgamma_crtc_state_t* this) nogil -''' -Release all resources held by a CRTC state -and free the CRTC state pointer. - -@param this The CRTC state. -''' - - -cdef extern int libgamma_crtc_restore(libgamma_crtc_state_t* this) nogil -''' -Restore the gamma ramps for a CRTC to the system settings for that CRTC. - -@param this The CRTC state -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_get_crtc_information(libgamma_crtc_information_t* this, libgamma_crtc_state_t* crtc, int32_t fields) nogil -''' -Read information about a CRTC. - -@param this Instance of a data structure to fill with the information about the CRTC. -@param crtc The state of the CRTC whose information should be read. -@param fields OR:ed identifiers for the information about the CRTC that should be read. -@return Zero on success, -1 on error. On error refer to the error reports in `this`. -''' - - -cdef extern void libgamma_crtc_information_destroy(libgamma_crtc_information_t* this) nogil -''' -Release all resources in an information data structure for a CRTC. - -@param this The CRTC information. -''' - - - -cdef extern int libgamma_crtc_get_gamma_ramps8(libgamma_crtc_state_t* this, libgamma_gamma_ramps8_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, 8-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_set_gamma_ramps8(libgamma_crtc_state_t* this, libgamma_gamma_ramps8_t ramps) nogil -''' -Set the gamma ramps for a CRTC, 8-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_get_gamma_ramps16(libgamma_crtc_state_t* this, libgamma_gamma_ramps16_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, 16-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_set_gamma_ramps16(libgamma_crtc_state_t* this, libgamma_gamma_ramps16_t ramps) nogil -''' -Set the gamma ramps for a CRTC, 16-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_get_gamma_ramps32(libgamma_crtc_state_t* this, libgamma_gamma_ramps32_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, 32-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_set_gamma_ramps32(libgamma_crtc_state_t* this, libgamma_gamma_ramps32_t ramps) nogil -''' -Set the gamma ramps for a CRTC, 32-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_get_gamma_ramps64(libgamma_crtc_state_t* this, libgamma_gamma_ramps64_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, 64-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_set_gamma_ramps64(libgamma_crtc_state_t* this, libgamma_gamma_ramps64_t ramps) nogil -''' -Set the gamma ramps for a CRTC, 64-bit gamma-depth version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_set_gamma_rampsf(libgamma_crtc_state_t* this, libgamma_gamma_rampsf_t ramps) nogil -''' -Set the gamma ramps for a CRTC, `float` version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_get_gamma_rampsf(libgamma_crtc_state_t* this, libgamma_gamma_rampsf_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, `float` version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -cdef extern int libgamma_crtc_get_gamma_rampsd(libgamma_crtc_state_t* this, libgamma_gamma_rampsd_t* ramps) nogil -''' -Get the current gamma ramps for a CRTC, `double` version. - -@param this The CRTC state. -@param ramps The gamma ramps to fill with the current values. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - -cdef extern int libgamma_crtc_set_gamma_rampsd(libgamma_crtc_state_t* this, libgamma_gamma_rampsd_t ramps) nogil -''' -Set the gamma ramps for a CRTC, `double` version. - -@param this The CRTC state. -@param ramps The gamma ramps to apply. -@return Zero on success, otherwise (negative) the value of an - error identifier provided by this library. -''' - - - -def libgamma_native_list_methods(operation : int) -> list: - ''' - List available adjustment methods by their order of preference based on the environment. - - @param operation Allowed values: - 0: Methods that the environment suggests will work, excluding fake. - 1: Methods that the environment suggests will work, including fake. - 2: All real non-fake methods. - 3: All real methods. - 4: All methods. - Other values invoke undefined behaviour. - @return :list<int> A list of available adjustment methods. - ''' - cdef int* methods - cdef size_t buf_size - cdef size_t r - buf_size = 6 - methods = <int*>malloc(buf_size * sizeof(size_t)) - if methods == NULL: - raise MemoryError() - r = libgamma_list_methods(methods, buf_size, operation) - if r > buf_size: - buf_size = r - free(methods) - methods = <int*>malloc(buf_size * sizeof(size_t)) - if methods == NULL: - raise MemoryError() - libgamma_list_methods(methods, buf_size, operation) - rc = [] - for i in range(r): - rc.append(methods[i]) - free(methods) - return rc - - -def libgamma_native_is_method_available(method : int) -> int: - ''' - Check whether an adjustment method is available, non-existing (invalid) methods will be - identified as not available under the rationale that the library may be out of date. - - @param method The adjustment method. - @return Whether the adjustment method is available. - ''' - return int(libgamma_is_method_available(<int>method)) - - -def libgamma_native_method_capabilities(method : int) -> tuple: - ''' - Return the capabilities of an adjustment method. - - @param method The adjustment method (display server and protocol). - @return :(int, int) Input parameters for `MethodCapabilities.__init__`. - ''' - cdef libgamma_method_capabilities_t caps - libgamma_method_capabilities(&caps, <int>method) - booleans = 0 - crtc_information = int(caps.crtc_information) - booleans |= (0 if caps.default_site_known == 0 else 1) << 0 - booleans |= (0 if caps.multiple_sites == 0 else 1) << 1 - booleans |= (0 if caps.multiple_partitions == 0 else 1) << 2 - booleans |= (0 if caps.multiple_crtcs == 0 else 1) << 3 - booleans |= (0 if caps.partitions_are_graphics_cards == 0 else 1) << 4 - booleans |= (0 if caps.site_restore == 0 else 1) << 5 - booleans |= (0 if caps.partition_restore == 0 else 1) << 6 - booleans |= (0 if caps.crtc_restore == 0 else 1) << 7 - booleans |= (0 if caps.identical_gamma_sizes == 0 else 1) << 8 - booleans |= (0 if caps.fixed_gamma_size == 0 else 1) << 9 - booleans |= (0 if caps.fixed_gamma_depth == 0 else 1) << 10 - booleans |= (0 if caps.real == 0 else 1) << 11 - booleans |= (0 if caps.fake == 0 else 1) << 12 - return (crtc_information, booleans) - - -def libgamma_native_method_default_site(method : int) -> str: - ''' - Return the default site for an adjustment method. - - @param method The adjustment method (display server and protocol.) - @return The default site, `None` if it cannot be determined or - if multiple sites are not supported by the adjustment - method. - ''' - cdef char* var - cdef bytes bs - var = libgamma_method_default_site(<int>method) - if var is NULL: - return None - bs = var - return bs.decode('utf-8', 'strict') - - -def libgamma_native_method_default_site_variable(method : int) -> str: - ''' - Return the default variable that determines - the default site for an adjustment method. - - @param method The adjustment method (display server and protocol.) - @return The environ variables that is used to determine the - default site. `None` if there is none, that is, if - the method does not support multiple sites. - ''' - cdef const char* var - cdef bytes bs - var = libgamma_method_default_site_variable(<int>method) - if var is NULL: - return None - bs = var - return bs.decode('utf-8', 'strict') - - - -def libgamma_native_site_create(method : int, site : str) -> tuple: - ''' - Create an allocated site state. - - @param method The adjustment method (display server and protocol.) - @param site The site identifier, unless it is `NULL` it must a - `free`:able. One the state is destroyed the library - will attempt to free it. There you should not free - it yourself, and it must not be a string constant - or allocate on the stack. Note however that it will - not be `free`:d if this function fails. - @return :(site:int, partitions:int) First value: The created site, zero on error - Second value: The number of partitions in the site, - on error: the value of the error identifier - provided by this library or `errno`. - ''' - cdef libgamma_site_state_t* this - cdef char* site_ - cdef size_t this_address - this = <libgamma_site_state_t*>malloc(sizeof(libgamma_site_state_t)) - if this is NULL: - raise MemoryError() - this_address = <size_t><void*>this - site_ = NULL - if site is not None: - site_bs = site.encode('utf-8') + bytes([0]) - site_ = <char*>malloc(len(site_bs) * sizeof(char)) - if site_ is None: - free(this) - raise MemoryError() - for i in range(len(site_bs)): - site_[i] = <char>(site_bs[i]) - r = int(libgamma_site_initialise(this, <int>method, site_)) - if not r == 0: - libgamma_site_free(this) - return (0, int(errno) if r == -1 else r) - return (int(this_address), int(this.partitions_available)) - - -def libgamma_native_site_free(this : int): - ''' - Release all resources held by a site state - and free the CRTC state pointer. - - @param this The site state. - ''' - cdef size_t this_address - cdef libgamma_site_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_site_state_t*><void*>this_address - libgamma_site_free(this_) - - -def libgamma_native_site_restore(this : int) -> int: - ''' - Restore the gamma ramps all CRTC:s with a site to the system settings. - - @param this The site state. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef libgamma_site_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_site_state_t*><void*>this_address - r = int(libgamma_site_restore(this_)) - return int(errno) if r == -1 else r - - - -def libgamma_native_partition_create(site : int, partition : int) -> tuple: - ''' - Create an allocated partition state. - - @param site The site state for the site that the partition belongs to. - @param partition The index of the partition within the site. - @return :(site:int, partitions:int) First value: The created partition, zero on error - Second value: The number of CRTC:s in the partition, - on error: the value of the error identifier - provided by this library or `errno`. - ''' - cdef libgamma_partition_state_t* this - cdef libgamma_site_state_t* site_ - cdef size_t this_address - cdef size_t site_address - site_address = <size_t>site - site_ = <libgamma_site_state_t*><void*>site_address - this = <libgamma_partition_state_t*>malloc(sizeof(libgamma_partition_state_t)) - if this is NULL: - raise MemoryError() - this_address = <size_t><void*>this - r = int(libgamma_partition_initialise(this, site_, <size_t>partition)) - if not r == 0: - libgamma_partition_free(this) - return (0, int(errno) if r == -1 else r) - return (int(this_address), int(this.crtcs_available)) - - -def libgamma_native_partition_free(this : int): - ''' - Release all resources held by a partition state - and free the partition state pointer. - - @param this The partition state. - ''' - cdef size_t this_address - cdef libgamma_partition_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_partition_state_t*><void*>this_address - libgamma_partition_free(this_) - - -def libgamma_native_partition_restore(this : int) -> int: - ''' - Restore the gamma ramps all CRTC:s with a partition to the system settings. - - @param this The partition state. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef libgamma_partition_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_partition_state_t*><void*>this_address - r = int(libgamma_partition_restore(this_)) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_create(partition : int, crtc : int) -> tuple: - ''' - Create an allocated CRTC state. - - @param partition The partition state for the partition that the CRTC belongs to. - @param crtc The index of the CRTC within the partition. - @return :(int, int) First value: The created CRTC, zero on error. - Second value: Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef libgamma_crtc_state_t* this - cdef libgamma_partition_state_t* partition_ - cdef size_t this_address - cdef size_t partition_address - partition_address = <size_t>partition - partition_ = <libgamma_partition_state_t*><void*>partition_address - this = <libgamma_crtc_state_t*>malloc(sizeof(libgamma_crtc_state_t)) - if this is NULL: - raise MemoryError() - this_address = <size_t><void*>this - r = int(libgamma_crtc_initialise(this, partition_, <size_t>crtc)) - if not r == 0: - libgamma_crtc_free(this) - return (0, int(errno) if r == -1 else r) - return (int(this_address), 0) - - -def libgamma_native_crtc_free(this : int): - ''' - Release all resources held by a CRTC state - and free the CRTC state pointer. - - @param this The CRTC state. - ''' - cdef size_t this_address - cdef libgamma_crtc_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_crtc_state_t*><void*>this_address - libgamma_crtc_free(this_) - - -def libgamma_native_crtc_restore(this : int) -> int: - ''' - Restore the gamma ramps for a CRTC to the system settings for that CRTC. - - @param this The CRTC state - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef libgamma_crtc_state_t* this_ - this_address = <size_t>this - this_ = <libgamma_crtc_state_t*><void*>this_address - r = int(libgamma_crtc_restore(this_)) - return int(errno) if r == -1 else r - - - -def libgamma_native_get_crtc_information(crtc : int, fields : int) -> tuple: - ''' - Read information about a CRTC. - - @param crtc The state of the CRTC whose information should be read. - @param field OR:ed identifiers for the information about the CRTC that should be read. - @return :(list, :int) First value: Input parametrs for `CRTCInformation.__init__` - Second value: Zero on success, -1 on error. On error refer to - the error reports in the return. - ''' - cdef libgamma_crtc_information_t info - cdef size_t crtc_address - cdef libgamma_crtc_state_t* crtc_ - cdef bytes bs - crtc_address = <size_t>crtc - crtc_ = <libgamma_crtc_state_t*><void*>crtc_address - r = int(libgamma_get_crtc_information(&info, crtc_, <int32_t>fields)) - rc = [] - connector_name = None - if info.connector_name is not NULL: - bs = info.connector_name - connector_name = bs.decode('utf-8', 'strict') - edid = None - if info.edid is not NULL: - bs = info.edid[:info.edid_length] - edid = bs - rc.append(edid) - rc.append(int(info.edid_error)) - rc.append(int(info.width_mm)) - rc.append(int(info.width_mm_error)) - rc.append(int(info.height_mm)) - rc.append(int(info.height_mm_error)) - rc.append(int(info.width_mm_edid)) - rc.append(int(info.width_mm_edid_error)) - rc.append(int(info.height_mm_edid)) - rc.append(int(info.height_mm_edid_error)) - rc.append(int(info.red_gamma_size)) - rc.append(int(info.green_gamma_size)) - rc.append(int(info.blue_gamma_size)) - rc.append(int(info.gamma_size_error)) - rc.append(int(info.gamma_depth)) - rc.append(int(info.gamma_depth_error)) - rc.append(int(info.gamma_support)) - rc.append(int(info.gamma_support_error)) - rc.append(int(info.subpixel_order)) - rc.append(int(info.subpixel_order_error)) - rc.append(int(info.active)) - rc.append(int(info.active_error)) - rc.append(connector_name) - rc.append(int(info.connector_name_error)) - rc.append(int(info.connector_type)) - rc.append(int(info.connector_type_error)) - rc.append(float(info.gamma_red)) - rc.append(float(info.gamma_green)) - rc.append(float(info.gamma_blue)) - rc.append(int(info.gamma_error)) - libgamma_crtc_information_destroy(&info) - return (rc, r) - - - -def libgamma_native_crtc_get_gamma_ramps8(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, 8-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps8_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps8_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_ramps8(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_ramps8(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, 8-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps8_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps8_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_ramps8(this_, ramps_[0])) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_get_gamma_ramps16(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, 16-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps16_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps16_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_ramps16(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_ramps16(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, 16-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps16_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps16_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_ramps16(this_, ramps_[0])) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_get_gamma_ramps32(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, 32-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps32_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps32_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_ramps32(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_ramps32(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, 32-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps32_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps32_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_ramps32(this_, ramps_[0])) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_get_gamma_ramps64(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, 64-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps64_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps64_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_ramps64(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_ramps64(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, 64-bit gamma-depth version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_ramps64_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_ramps64_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_ramps64(this_, ramps_[0])) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_get_gamma_rampsf(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, `float` version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_rampsf_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_rampsf_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_rampsf(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_rampsf(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, `float` version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_rampsf_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_rampsf_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_rampsf(this_, ramps_[0])) - return int(errno) if r == -1 else r - - - -def libgamma_native_crtc_get_gamma_rampsd(this : int, ramps : int) -> int: - ''' - Get the current gamma ramps for a CRTC, `double` version. - - @param this The CRTC state. - @param ramps The gamma ramps to fill with the current values. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_rampsd_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_rampsd_t*><void*>ramps_address - r = int(libgamma_crtc_get_gamma_rampsd(this_, ramps_)) - return int(errno) if r == -1 else r - - -def libgamma_native_crtc_set_gamma_rampsd(this : int, ramps : int) -> int: - ''' - Set the gamma ramps for a CRTC, `double` version. - - @param this The CRTC state. - @param ramps The gamma ramps to apply. - @return Zero on success, otherwise the value of an error - identifier provided by this library or `errno`. - ''' - cdef size_t this_address - cdef size_t ramps_address - cdef libgamma_crtc_state_t* this_ - cdef libgamma_gamma_rampsd_t* ramps_ - this_address = <size_t>this - ramps_address = <size_t>ramps - this_ = <libgamma_crtc_state_t*><void*>this_address - ramps_ = <libgamma_gamma_rampsd_t*><void*>ramps_address - r = int(libgamma_crtc_set_gamma_rampsd(this_, ramps_[0])) - return int(errno) if r == -1 else r - |