summaryrefslogtreecommitdiffstats
path: root/src/blueshift_quartz.pyx
diff options
context:
space:
mode:
Diffstat (limited to 'src/blueshift_quartz.pyx')
-rw-r--r--src/blueshift_quartz.pyx181
1 files changed, 0 insertions, 181 deletions
diff --git a/src/blueshift_quartz.pyx b/src/blueshift_quartz.pyx
deleted file mode 100644
index 8b8da88..0000000
--- a/src/blueshift_quartz.pyx
+++ /dev/null
@@ -1,181 +0,0 @@
-# -*- python -*-
-
-# Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
-#
-# This program 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 program 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 program. If not, see <http://www.gnu.org/licenses/>.
-
-cimport cython
-from libc.stdlib cimport malloc, free
-from libc.stdint cimport *
-
-
-cdef extern int blueshift_quartz_open()
-'''
-Start stage of colour curve control
-
-@return Zero on success
-'''
-
-cdef extern int blueshift_quartz_crtc_count()
-'''
-Get the number of CRTC:s on the system
-
-@return The number of CRTC:s on the system
-'''
-
-cdef extern uint16_t* blueshift_quartz_read(int use_crtc)
-'''
-Gets the current colour curves
-
-@param use_crtc The CRTC to use
-@return {the size of the each curve, *the red curve,
- *the green curve, *the blue curve},
- needs to be free:d. `NULL` on error.
-'''
-
-cdef extern int blueshift_quartz_apply(int use_crtc, float* r_curves, float* g_curves, float* b_curves)
-'''
-Apply stage of colour curve control
-
-@param use_crtc The CRTC to use, -1 for all
-@param r_curve The red colour curve
-@param g_curve The green colour curve
-@param b_curve The blue colour curve
-@return Zero on success
-'''
-
-cdef extern void blueshift_quartz_close()
-'''
-Resource freeing stage of colour curve control
-'''
-
-cdef extern void blueshift_quartz_restore()
-'''
-Restore all gamma curves (on each and every CRTC on the system)
-to the settings on ColorSync
-'''
-
-
-
-cdef float* r_c
-'''
-Storage space for the red colour curve in C native data structure
-'''
-
-cdef float* g_c
-'''
-Storage space for the green colour curve in C native data structure
-'''
-
-cdef float* b_c
-'''
-Storage space for the blue colour curve in C native data structure
-'''
-
-
-
-def quartz_open():
- '''
- Start stage of colour curve control
-
- @return :int Zero on success
- '''
- global r_c, g_c, b_c
- # Allocate the storage space for the C native colour curves
- r_c = <float*>malloc(256 * sizeof(float))
- g_c = <float*>malloc(256 * sizeof(float))
- b_c = <float*>malloc(256 * sizeof(float))
- # Check for out-of-memory error
- if (r_c is NULL) or (g_c is NULL) or (b_c is NULL):
- raise MemoryError()
- # Start using Quartz
- return blueshift_quartz_open()
-
-
-def quartz_crtc_count():
- '''
- Get the number of CRTC:s on the system
-
- @return :int The number of CRTC:s on the system
- '''
- return blueshift_quartz_crtc_count()
-
-
-def quartz_read(int use_crtc):
- '''
- Gets the current colour curves
-
- @param use_crtc The CRTC to use
- @return :(r:list<int>, g:list<int>, b:list<int>) The current red, green and blue colour curves
- '''
- cdef uint16_t* got
- # Read the current curves
- got = blueshift_quartz_read(use_crtc)
- if got is NULL:
- raise Exception()
- # Convert to Python integer lists
- r, g, b, i = [], [], [], 1
- s = got[0]
- for c in (r, g, b):
- # while extracting the sizes of the curves
- for j in range(s):
- c.append(got[i + j])
- i += s
- # Free the native curves
- free(got)
- return (r, g, b)
-
-
-def quartz_apply(crtc_indices, r_curve, g_curve, b_curve):
- '''
- Apply stage of colour curve control
-
- @param crtc_indices:list<int> The indices of the CRTC:s to control, -1 for all
- @param r_curve:list<float> The red colour curve
- @param g_curve:list<float> The green colour curve
- @param b_curve:list<float> The blue colour curve
- @return :int Zero on success
- '''
- # Convert curves to C floats
- for i in range(256):
- r_c[i] = r_curve[i]
- g_c[i] = g_curve[i]
- b_c[i] = b_curve[i]
- rc = 0
- # For each selected CRTC,
- for crtc_index in crtc_indices:
- # apply curves.
- rc |= blueshift_quartz_apply(crtc_index, r_c, g_c, b_c)
- return rc
-
-
-def quartz_close():
- '''
- Resource freeing stage of colour curve control
- '''
- # Free the storage space for the colour curves
- free(r_c)
- free(g_c)
- free(b_c)
- # Close free all resources in the native code
- blueshift_quartz_close()
-
-
-def quartz_restore():
- '''
- Restore all gamma curves (on each and every CRTC on the system)
- to the settings on ColorSync
- '''
- blueshift_quartz_restore()
-