https://bugs.winehq.org/show_bug.cgi?id=23175
--- Comment #8 from super_man@post.com --- libpng warning: iCCP: known incorrect sRGB profile Input #0, matroska,webm, from 'video.vv059': Metadata: encoder : libebml v0.7.7 + libmatroska v0.8.1 creation_time : 2014-08-19 09:47:52 Duration: 00:00:04.04, start: 0.000000, bitrate: 1685 kb/s Stream #0:0: Video: vp8, yuv420p, 1920x1080, SAR 1:1 DAR 16:9, 25 fps, 25 tbr, 1k tbn, 1k tbc (default) Stream #0:1: Audio: vorbis, 44100 Hz, stereo, fltp (default) [swscaler @ 1123A380] No accelerated colorspace conversion found from yuv420p to rgb24. libpng warning: iCCP: known incorrect sRGB profile Input #0, matroska,webm, from 'video.vv069': Metadata: encoder : libebml v0.7.7 + libmatroska v0.8.1 creation_time : 2014-11-19 17:57:43 Duration: 00:00:05.00, start: 0.000000, bitrate: 2460 kb/s Stream #0:0: Video: vp8, yuv420p, 1024x576, SAR 1:1 DAR 16:9, 25 fps, 25 tbr, 1k tbn, 1k tbc (default) Stream #0:1: Audio: vorbis, 44100 Hz, stereo, fltp (default) [swscaler @ 11339FC0] No accelerated colorspace conversion found from yuv420p to rgb24.
Without any patches.