#1462 build and config changes for restoring csc_cython

git-svn-id: https://xpra.org/svn/Xpra/trunk@26943 3bb7dfac-3a0b-4e04-842a-767bc560f471

src/etc/xpra/conf.d/30_picture.conf.in

@@ -25,7 +25,7 @@ encoding = auto
 video-encoders = all
 
 # Used by both the client and server for colourspace conversion:
-# csc-modules = swscale, libyuv
+# csc-modules = swscale, cython, libyuv
 # csc-modules = none
 # csc-modules = all
 csc-modules = all

src/setup.py

@@ -197,6 +197,7 @@ def is_RH():
 #ffmpeg 3.1 or later is required
 dec_avcodec2_ENABLED    = DEFAULT and pkg_config_version("57", "libavcodec")
 csc_swscale_ENABLED     = DEFAULT and pkg_config_ok("--exists", "libswscale")
+csc_cython_ENABLED      = DEFAULT
 nvenc_ENABLED = DEFAULT and BITS==64 and pkg_config_version("7", "nvenc")
 nvfbc_ENABLED = DEFAULT and BITS==64 and pkg_config_ok("--exists", "nvfbc")
 cuda_kernels_ENABLED    = DEFAULT
@@ -223,7 +224,7 @@ def is_RH():
     "vpx", "webp", "pillow", "jpeg_encoder", "jpeg_decoder",
     "v4l2",
     "dec_avcodec2", "csc_swscale",
-    "csc_libyuv",
+    "csc_cython", "csc_libyuv",
     "bencode", "cython_bencode", "vsock", "netdev", "mdns",
     "clipboard",
     "scripts",
@@ -933,6 +934,7 @@ def clean():
                    "xpra/codecs/dec_avcodec2/decoder.c",
                    "xpra/codecs/csc_libyuv/colorspace_converter.cpp",
                    "xpra/codecs/csc_swscale/colorspace_converter.c",
+                   "xpra/codecs/csc_cython/colorspace_converter.c",
                    "xpra/codecs/xor/cyxor.c",
                    "xpra/codecs/argb/argb.c",
                    "xpra/codecs/nvapi_version.c",
@@ -2209,6 +2211,12 @@ def get_nvcc_version(command):
                 ["xpra/codecs/csc_swscale/colorspace_converter.pyx"],
                 **swscale_pkgconfig))
 
+toggle_packages(csc_cython_ENABLED, "xpra.codecs.csc_cython")
+if csc_cython_ENABLED:
+    csc_cython_pkgconfig = pkgconfig(optimize=3)
+    cython_add(Extension("xpra.codecs.csc_cython.colorspace_converter",
+                         ["xpra/codecs/csc_cython/colorspace_converter.pyx"]+membuffers_c,
+                         **csc_cython_pkgconfig))
 
 toggle_packages(vpx_ENABLED, "xpra.codecs.vpx")
 if vpx_ENABLED: