Changes between Version 28 and Version 29 of CSC

Timestamp:

12/10/13 05:57:08 (7 years ago)

Author:

Antoine Martin

Comment:

--

CSC

@@ -14 +14 @@
 * [https://www.xpra.org/trac/browser/xpra/trunk/src/xpra/codecs/csc_nvcuda csc_nvcuda] which uses [http://documen.tician.de/pycuda/ PyCUDA]
 
-See below for some performance samples.
+On the client side, if a CSC step is needed, it will use {{{swscale}}}. The {{{OpenGL}}} mode does not need a CSC step as it can display YUV pixels directly on screen.
 
-On the client side, if a CSC step is needed, it will use {{{swscale}}}. The {{{OpenGL}}} mode does not need a CSC step as it can display YUV pixels directly on screen.
+
+== Choosing a CSC module ==
+
+The best way to choose a CSC module is to test them all and [/wiki/CSC/Performance compare them].
+
 
 
@@ -61 +65 @@
 
 The scaling can be handled by some encoders natively, [/wiki/Encodings/nvenc nvenc] does.
-
-
-== CSC Performance ==
-
-You can get your own figures by running the tests:
-* [/browser/xpra/trunk/src/tests/xpra/codecs/test_csc_opencl.py xpra.codecs.test_csc_opencl] (you can use environment variables to choose the {{{OpenCL}}} backend to use)
-* [/browser/xpra/trunk/src/tests/xpra/codecs/test_csc_swscale.py xpra.codecs.test_csc_swscale]
-* [/browser/xpra/trunk/src/tests/xpra/codecs/test_csc_nvcuda.py xpra.codecs.test_csc_nvcuda.py]
-
-
-Measured with r4272 (results are in MPixels/s):
-
-* 1920x1080 {{{RGB}}} to {{{YUV???P}}}:
-||= Module =||= CPU/GPU  =||= YUV420P =||= YUV422P =||= YUV444P =||
-||swscale||AMD FX 8150||142||182||151||
-||swscale||AMD X4 945||120||165||131||
-||swscale||AMD X2 260||124||170||140||
-||swscale||Intel Core i3-3110M||164||229||181||
-||swscale||2xIntel Xeon E5-2670||215||322||253||
-||CUDA-Nvidia||AMD X4 945 + GTS 450||366||341||290||
-||CUDA-Nvidia||2xIntel Xeon E5-2670 / 2xK1||173||177||160||
-||OpenCL-Nvidia||AMD FX8150 + GTX 760||345||303||254||
-||OpenCL-Nvidia||AMD X4 945 + GTS 450||357||303||260||
-||OpenCL-Nvidia||2xIntel Xeon E5-2670 / 2xK1||210||211||192||
-||OpenCL-Nvidia||Intel Xeon E5-2620 / GTX 650ti||502||457||399||
-||OpenCL-Intel||AMD FX 8150||129||114||119||
-||OpenCL-Intel||Intel Core i3-3110M||141||92||53||
-||OpenCL-Intel||2xIntel Xeon E5-2670||472||412||263||
-||OpenCL-Intel||Intel Xeon E5-2620||254||213||131||
-||OpenCL-AMD||AMD FX 8150 + Radeon HD5450||110||49||42||
-||OpenCL-AMD||AMD FX 8150||93||79||76||
-||OpenCL-AMD||AMD X4 945||63||54||53||
-||OpenCL-AMD||AMD M300||14||12||12||
-||OpenCL-AMD||AMD X2 + Radeon HD5450||151||61||57||
-||OpenCL-AMD||AMD X2||15||14||11||
-||OpenCL-AMD||Intel Core i3-3110M||71||58||63||
-||OpenCL-Apple||Intel Core2Duo P8600 + GeForce 320||22||28||22||
-
-* 1920x1080 RGB to GBR (simple byte swapping):
-||= Module =||= CPU/GPU  =||= MPixels/s =||
-||swscale||AMD FX 8150||718||
-||swscale||AMD X4 945||524||
-||swscale||AMD X2 260||582||
-||swscale||Intel Core i3-3110M||550||
-||swscale||2xIntel Xeon E5-2670||758||
-
-* 1920x1080 {{{YUV???P}}} to {{{BGR(X)}}}:
-||= Module =||= CPU/GPU  =||= YUV420P =||= YUV422P =||= YUV444P =||
-||swscale||AMD FX 8150||381||406||416||
-||swscale||AMD X4 945||369||323||237||
-||swscale||AMD X2 260||312||255||330||
-||swscale||Intel Core i3-3110M||350||309||310||
-||swscale||2xIntel Xeon E5-2670||177||168||163||
-||CUDA-Nvidia||AMD X4 945 + GTS 450||202||191||180||
-||CUDA-Nvidia||2xIntel Xeon E5-2670 / 2xK1||180||155||151||
-||OpenCL-Nvidia||AMD FX 8150 + GTX 760||331||289||257||
-||OpenCL-Nvidia||AMD X4 945 + GTS 450||?||?||?||
-||OpenCL-Nvidia||Intel Xeon E5-2620 / GTX 650ti||458||377||358||
-||OpenCL-Nvidia||2xIntel Xeon E5-2670 / 2xK1||190||165||148||
-||OpenCL-Intel||AMD FX 8150||96||70||67||
-||OpenCL-Intel||Intel Core i3-3110M||82||88||87||
-||OpenCL-Intel||Intel Xeon E5-2620||146||123||116||
-||OpenCL-Intel||2xIntel Xeon E5-2670||265||271||268||
-||OpenCL-AMD||AMD FX 8150 + Radeon HD5450||84||82||70||
-||OpenCL-AMD||AMD FX 8150||60||55||47||
-||OpenCL-AMD||AMD X4 945||54||51||50||
-||OpenCL-AMD||AMD M300||11||9||7||
-||OpenCL-AMD||AMD X2 260 + Radeon HD5450||107||98||98||
-||OpenCL-AMD||AMD X2 260||11||10||7||
-||OpenCL-AMD||Intel Core i3-3110M||60||56||58||