On 2016/8/16 15:40, Chao Liu wrote: > On Mon, Aug 15, 2016 at 10:22 PM, Jun Zhao <mypopy...@gmail.com> wrote: > cult... >> >> I used the ffmpeg_QSV/ffmpeg_libyami/ffmpeg_vaapi to do zero-copy mode >> transcode with default setting as profile case. >> > Perhaps you could share your test environment settings and the results, so > others could repro and confirm what you said, which could make this patch > more appealing. > IIUC, there is no hardware accelerated encoder for VP8 in ffmpeg yet. > That's another value of this patch..
some log you can refer to, and now I can't find QSV test bed :( barry@barry:~/Source/video/yami/ffmpeg_libyami$ ./ffmpeg -y -vaapi_device /dev/dri/card0 -hwaccel vaapi -hwaccel_output_format vaapi -i ../ffmpeg_yami_testcase/skyfall2-trailer.mp4 -an -vf 'format=nv12|vaapi,hwupload' -c:v h264_vaapi -profile 77 -level:v 40 -b 4000k output_vaapi_transcode.mp4 ffmpeg version N-81825-g80f8fc9 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.9.2 (Debian 4.9.2-10) configuration: --prefix=/opt/ffmpeg --enable-libyami --disable-doc --enable-version3 --enable-vaapi libavutil 55. 28.100 / 55. 28.100 libavcodec 57. 51.102 / 57. 51.102 libavformat 57. 46.101 / 57. 46.101 libavdevice 57. 0.102 / 57. 0.102 libavfilter 6. 51.100 / 6. 51.100 libswscale 4. 1.100 / 4. 1.100 libswresample 2. 1.100 / 2. 1.100 libva info: VA-API version 0.39.3 libva info: va_getDriverName() returns 0 libva info: Trying to open /opt/yami/vaapi/lib/dri/i965_drv_video.so libva info: Found init function __vaDriverInit_0_39 libva info: va_openDriver() returns 0 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '../ffmpeg_yami_testcase/skyfall2-trailer.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isom creation_time : 2012-07-31 00:31:48 Duration: 00:02:30.77, start: 0.000000, bitrate: 4002 kb/s Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv), 1920x1080 [SAR 1:1 DAR 16:9], 3937 kb/s, 23.98 fps, 23.98 tbr, 24k tbn, 47.95 tbc (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Video Media Handler encoder : AVC Coding Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 61 kb/s (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Sound Media Handler Please use -profile:a or -profile:v, -profile is ambiguous Please use -b:a or -b:v, -b is ambiguous [mp4 @ 0x36bedc0] Using AVStream.codec to pass codec parameters to muxers is deprecated, use AVStream.codecpar instead. Output #0, mp4, to 'output_vaapi_transcode.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isom encoder : Lavf57.46.101 Stream #0:0(eng): Video: h264 (h264_vaapi) (Main) ([33][0][0][0] / 0x0021), vaapi_vld, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 4000 kb/s, 23.98 fps, 24k tbn, 23.98 tbc (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Video Media Handler encoder : Lavc57.51.102 h264_vaapi Stream mapping: Stream #0:0 -> #0:0 (h264 (native) -> h264 (h264_vaapi)) Press [q] to stop, [?] for help [h264 @ 0x382ba40] Hardware accelerated decoding with frame threading is known to be unstable and its use is discouraged. Input stream #0:0 frame changed from size:1920x1080 fmt:yuv420p to size:1920x1080 fmt:vaapi_vld Unrepairable overflow!-0.0 size= 797kB time=00:00:01.79 bitrate=3639.5kbits/s dup=1 drop=0 speed=3.54x frame= 3615 fps=132 q=-0.0 Lsize= 71470kB time=00:02:30.69 bitrate=3885.3kbits/s dup=1 drop=0 speed=5.49x video:71435kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.048997% barry@barry:~/Source/video/yami/ffmpeg_libyami$ mediainfo output_vaapi_transcode.mp4 General Complete name : output_vaapi_transcode.mp4 Format : MPEG-4 Format profile : Base Media Codec ID : isom File size : 69.8 MiB Duration : 2mn 30s Overall bit rate mode : Variable Overall bit rate : 3 883 Kbps Writing application : Lavf57.46.101 Video ID : 1 Format : AVC Format/Info : Advanced Video Codec Format profile : Main@L4.0 Format settings, CABAC : Yes Format settings, ReFrames : 2 frames Codec ID : avc1 Codec ID/Info : Advanced Video Coding Duration : 2mn 30s Bit rate mode : Variable Bit rate : 3 881 Kbps Maximum bit rate : 256 Mbps Width : 1 920 pixels Height : 1 080 pixels Display aspect ratio : 16:9 Frame rate mode : Constant Frame rate : 23.976 fps Color space : YUV Chroma subsampling : 4:2:0 Bit depth : 8 bits Scan type : Progressive Bits/(Pixel*Frame) : 0.078 Stream size : 69.8 MiB (100%) Language : English barry@barry:~/Source/video/yami/ffmpeg_libyami$ ./ffmpeg -y -c:v libyami_h264 ../ffmpeg_yami_testcase/skyfall2-trailer.mp4 -c:v libyami_h264 output_yami_transcode.mp4 ffmpeg version N-81825-g80f8fc9 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.9.2 (Debian 4.9.2-10) configuration: --prefix=/opt/ffmpeg --enable-libyami --disable-doc --enable-version3 --enable-vaapi libavutil 55. 28.100 / 55. 28.100 libavcodec 57. 51.102 / 57. 51.102 libavformat 57. 46.101 / 57. 46.101 libavdevice 57. 0.102 / 57. 0.102 libavfilter 6. 51.100 / 6. 51.100 libswscale 4. 1.100 / 4. 1.100 libswresample 2. 1.100 / 2. 1.100 Output #0, mp4, to '../ffmpeg_yami_testcase/skyfall2-trailer.mp4': Output file #0 does not contain any stream barry@barry:~/Source/video/yami/ffmpeg_libyami$ ./ffmpeg -y -c:v libyami_h264 -i ../ffmpeg_yami_testcase/skyfall2-trailer.mp4 -c:v libyami_h264 output_yami_transcode.mp4 ffmpeg version N-81825-g80f8fc9 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.9.2 (Debian 4.9.2-10) configuration: --prefix=/opt/ffmpeg --enable-libyami --disable-doc --enable-version3 --enable-vaapi libavutil 55. 28.100 / 55. 28.100 libavcodec 57. 51.102 / 57. 51.102 libavformat 57. 46.101 / 57. 46.101 libavdevice 57. 0.102 / 57. 0.102 libavfilter 6. 51.100 / 6. 51.100 libswscale 4. 1.100 / 4. 1.100 libswresample 2. 1.100 / 2. 1.100 libva info: VA-API version 0.39.3 libva info: va_getDriverName() returns 0 libva info: Trying to open /opt/yami/vaapi/lib/dri/i965_drv_video.so libva info: Found init function __vaDriverInit_0_39 libva info: va_openDriver() returns 0 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '../ffmpeg_yami_testcase/skyfall2-trailer.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isom creation_time : 2012-07-31 00:31:48 Duration: 00:02:30.77, start: 0.000000, bitrate: 4002 kb/s Stream #0:0(eng): Video: h264 (avc1 / 0x31637661), nv12, 1920x1080, 3937 kb/s, 23.98 fps, 23.98 tbr, 24k tbn, 48k tbc (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Video Media Handler encoder : AVC Coding Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 61 kb/s (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Sound Media Handler [libyami_h264 @ 0x2711e20] Using the main profile as default. [mp4 @ 0x26ea120] Using AVStream.codec to pass codec parameters to muxers is deprecated, use AVStream.codecpar instead. Last message repeated 1 times Output #0, mp4, to 'output_yami_transcode.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isom encoder : Lavf57.46.101 Stream #0:0(eng): Video: h264 (libyami_h264) ([33][0][0][0] / 0x0021), yami, 1920x1080, q=2-31, 200 kb/s, 23.98 fps, 24k tbn, 23.98 tbc (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Video Media Handler encoder : Lavc57.51.102 libyami_h264 Stream #0:1(eng): Audio: aac (LC) ([64][0][0][0] / 0x0040), 44100 Hz, stereo, fltp, 128 kb/s (default) Metadata: creation_time : 2012-07-31 00:31:48 handler_name : MP4 Sound Media Handler encoder : Lavc57.51.102 aac Stream mapping: Stream #0:0 -> #0:0 (h264 (libyami_h264) -> h264 (libyami_h264)) Stream #0:1 -> #0:1 (aac (native) -> aac (native)) Press [q] to stop, [?] for help [aac @ 0x26eb7e0] SSR is not implemented. Update your FFmpeg version to the newest one from Git. If the problem still occurs, it means that your file has a feature which has not been implemented. [aac @ 0x26eb7e0] If you want to help, upload a sample of this file to ftp://upload.ffmpeg.org/incoming/ and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org) Error while decoding stream #0:1: Not yet implemented in FFmpeg, patches welcome frame= 3615 fps=182 q=-0.0 Lsize= 75955kB time=00:02:30.76 bitrate=4127.0kbits/s dup=1 drop=0 speed=7.58x video:73474kB audio:2393kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.115290% [aac @ 0x26f49c0] Qavg: 1272.917 barry@barry:~/Source/video/yami/ffmpeg_libyami$ mediainfo output_yami_transcode.mp4 General Complete name : output_yami_transcode.mp4 Format : MPEG-4 Format profile : Base Media Codec ID : isom File size : 74.2 MiB Duration : 2mn 30s Overall bit rate : 4 126 Kbps Writing application : Lavf57.46.101 Video ID : 1 Format : AVC Format/Info : Advanced Video Codec Format profile : Main@L4.0 Format settings, CABAC : Yes Format settings, ReFrames : 1 frame Format settings, GOP : M=1, N=12 Codec ID : avc1 Codec ID/Info : Advanced Video Coding Duration : 2mn 30s Bit rate : 3 992 Kbps Width : 1 920 pixels Height : 1 080 pixels Display aspect ratio : 16:9 Frame rate mode : Constant Frame rate : 23.976 fps Color space : YUV Chroma subsampling : 4:2:0 Bit depth : 8 bits Scan type : Progressive Bits/(Pixel*Frame) : 0.080 Stream size : 71.8 MiB (97%) Language : English Audio ID : 2 Format : AAC Format/Info : Advanced Audio Codec Format profile : LC Codec ID : 40 Duration : 2mn 30s Bit rate mode : Constant Bit rate : 132 Kbps Channel(s) : 2 channels Channel positions : Front: L R Sampling rate : 44.1 KHz Compression mode : Lossy Stream size : 2.34 MiB (3%) Language : English _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel