[FFmpeg-trac] #7526(undetermined:new): VAAPI HEVC Encoder Bitrate parameter no longer works in Master compared to 4.0.x

FFmpeg trac at avcodec.org
Wed Oct 31 22:57:45 EET 2018


#7526: VAAPI HEVC Encoder Bitrate parameter no longer works in Master compared to
4.0.x
-------------------------------------+-------------------------------------
             Reporter:  jlsantiago0  |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  vaapi hevc   |               Resolution:
  encode rate control                |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by jlsantiago0):

 Using git-Master with the same parameters. The file sizes are roughly the
 same:

 {{{

 [jsantiago at jlsserver2 ~/tt55/tt4]$
 /home/jsantiago/tt55/ffmpeg/build/stage/bin/ffmpeg \
 >    -vaapi_device /dev/dri/renderD128 \
 >    -i
 /mnt/share/content/yuv/lp/SVT_Park_joy_FR6001_7000_1920x1080p50.avi.yuv.y4m
 \
 >    -vf 'format=nv12,hwupload' -c:v hevc_vaapi -b:v 2M -g 30 -bf 2 test-
 vaapi-2m.hevc
 ffmpeg version N-92314-g323c2cfd38 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 8.2.1 (GCC) 20180831
   configuration: --prefix=/home/jsantiago/tt55/ffmpeg/build/stage
   libavutil      56. 21.100 / 56. 21.100
   libavcodec     58. 34.100 / 58. 34.100
   libavformat    58. 19.102 / 58. 19.102
   libavdevice    58.  4.106 / 58.  4.106
   libavfilter     7. 39.100 /  7. 39.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
 Input #0, yuv4mpegpipe, from
 '/mnt/share/content/yuv/lp/SVT_Park_joy_FR6001_7000_1920x1080p50.avi.yuv.y4m':
   Duration: 00:00:20.00, start: 0.000000, bitrate: 1244162 kb/s
     Stream #0:0: Video: rawvideo (I420 / 0x30323449),
 yuv420p(progressive), 1920x1080, 50 fps, 50 tbr, 50 tbn, 50 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (rawvideo (native) -> hevc (hevc_vaapi))
 Press [q] to stop, [?] for help
 Output #0, hevc, to 'test-vaapi-2m.hevc':
   Metadata:
     encoder         : Lavf58.19.102
     Stream #0:0: Video: hevc (hevc_vaapi) (Main), vaapi_vld, 1920x1080,
 q=-1--1, 2000 kb/s, 50 fps, 50 tbn, 50 tbc
     Metadata:
       encoder         : Lavc58.34.100 hevc_vaapi
 frame=   32 fps=0.0 q=-0.0 size=      82kB time=00:00:00.58
 bitrate=1153.2kbits
 frame=   65 fps= 64 q=-0.0 size=     183kB time=00:00:01.24
 bitrate=1207.1kbits
 frame=   98 fps= 63 q=-0.0 size=     256kB time=00:00:01.90
 bitrate=1103.8kbits
 frame=  130 fps= 63 q=-0.0 size=     256kB time=00:00:02.54 bitrate=
 825.7kbits
 frame=  161 fps= 63 q=-0.0 size=     256kB time=00:00:03.16 bitrate=
 663.7kbits
 frame=  194 fps= 63 q=-0.0 size=     256kB time=00:00:03.82 bitrate=
 549.0kbits
 frame=  226 fps= 63 q=-0.0 size=     512kB time=00:00:04.46 bitrate=
 940.4kbits
 frame=  257 fps= 62 q=-0.0 size=     512kB time=00:00:05.08 bitrate=
 825.7kbits
 frame=  290 fps= 62 q=-0.0 size=     512kB time=00:00:05.74 bitrate=
 730.7kbits
 frame=  320 fps= 62 q=-0.0 size=     768kB time=00:00:06.34 bitrate=
 992.3kbits
 frame=  353 fps= 62 q=-0.0 size=     768kB time=00:00:07.00 bitrate=
 898.8kbits
 frame=  386 fps= 62 q=-0.0 size=    1024kB time=00:00:07.66
 bitrate=1095.1kbits
 frame=  416 fps= 62 q=-0.0 size=    1024kB time=00:00:08.26
 bitrate=1015.6kbits
 frame=  449 fps= 62 q=-0.0 size=    1280kB time=00:00:08.92
 bitrate=1175.5kbits
 frame=  481 fps= 62 q=-0.0 size=    1280kB time=00:00:09.56
 bitrate=1096.8kbits
 frame=  511 fps= 62 q=-0.0 size=    1536kB time=00:00:10.16
 bitrate=1238.5kbits
 frame=  542 fps= 62 q=-0.0 size=    1536kB time=00:00:10.78
 bitrate=1167.2kbits
 frame=  575 fps= 62 q=-0.0 size=    1792kB time=00:00:11.44
 bitrate=1283.2kbits
 frame=  608 fps= 62 q=-0.0 size=    1792kB time=00:00:12.10
 bitrate=1213.2kbits
 frame=  641 fps= 62 q=-0.0 size=    2048kB time=00:00:12.76
 bitrate=1314.8kbits
 frame=  674 fps= 62 q=-0.0 size=    2048kB time=00:00:13.42
 bitrate=1250.2kbits
 frame=  706 fps= 62 q=-0.0 size=    2048kB time=00:00:14.06
 bitrate=1193.3kbits
 frame=  737 fps= 62 q=-0.0 size=    2048kB time=00:00:14.68
 bitrate=1142.9kbits
 frame=  770 fps= 62 q=-0.0 size=    2304kB time=00:00:15.34
 bitrate=1230.4kbits
 frame=  803 fps= 62 q=-0.0 size=    2304kB time=00:00:16.00
 bitrate=1179.6kbits
 frame=  836 fps= 62 q=-0.0 size=    2304kB time=00:00:16.66
 bitrate=1132.9kbits
 frame=  869 fps= 62 q=-0.0 size=    2560kB time=00:00:17.32
 bitrate=1210.8kbits
 frame=  901 fps= 62 q=-0.0 size=    2560kB time=00:00:17.96
 bitrate=1167.7kbits
 frame=  935 fps= 62 q=-0.0 size=    2560kB time=00:00:18.64
 bitrate=1125.1kbits
 frame=  970 fps= 62 q=-0.0 size=    2816kB time=00:00:19.34
 bitrate=1192.8kbits
 frame= 1000 fps= 62 q=-0.0 size=    2816kB time=00:00:19.94
 bitrate=1156.9kbits
 frame= 1000 fps= 62 q=-0.0 Lsize=    2859kB time=00:00:19.98
 bitrate=1172.2kbits/s speed=1.24x
 video:2859kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.000000%


 [jsantiago at jlsserver2 ~/tt55/tt4]$
 /home/jsantiago/tt55/ffmpeg/build/stage/bin/ffmpeg \
 >    -vaapi_device /dev/dri/renderD128 \
 >    -i
 /mnt/share/content/yuv/lp/SVT_Park_joy_FR6001_7000_1920x1080p50.avi.yuv.y4m
 \
 >    -vf 'format=nv12,hwupload' -c:v hevc_vaapi -b:v 4M -g 30 -bf 2 test-
 vaapi-4m.hevc
 ffmpeg version N-92314-g323c2cfd38 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 8.2.1 (GCC) 20180831
   configuration: --prefix=/home/jsantiago/tt55/ffmpeg/build/stage
   libavutil      56. 21.100 / 56. 21.100
   libavcodec     58. 34.100 / 58. 34.100
   libavformat    58. 19.102 / 58. 19.102
   libavdevice    58.  4.106 / 58.  4.106
   libavfilter     7. 39.100 /  7. 39.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
 Input #0, yuv4mpegpipe, from
 '/mnt/share/content/yuv/lp/SVT_Park_joy_FR6001_7000_1920x1080p50.avi.yuv.y4m':
   Duration: 00:00:20.00, start: 0.000000, bitrate: 1244162 kb/s
     Stream #0:0: Video: rawvideo (I420 / 0x30323449),
 yuv420p(progressive), 1920x1080, 50 fps, 50 tbr, 50 tbn, 50 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (rawvideo (native) -> hevc (hevc_vaapi))
 Press [q] to stop, [?] for help
 Output #0, hevc, to 'test-vaapi-4m.hevc':
   Metadata:
     encoder         : Lavf58.19.102
     Stream #0:0: Video: hevc (hevc_vaapi) (Main), vaapi_vld, 1920x1080,
 q=-1--1, 4000 kb/s, 50 fps, 50 tbn, 50 tbc
     Metadata:
       encoder         : Lavc58.34.100 hevc_vaapi
 frame=   31 fps=0.0 q=-0.0 size=      80kB time=00:00:00.56
 bitrate=1171.7kbits
 frame=   64 fps= 64 q=-0.0 size=     187kB time=00:00:01.22
 bitrate=1257.3kbits
 frame=   95 fps= 62 q=-0.0 size=     256kB time=00:00:01.84
 bitrate=1139.8kbits
 frame=  128 fps= 62 q=-0.0 size=     256kB time=00:00:02.50 bitrate=
 838.9kbits
 frame=  161 fps= 63 q=-0.0 size=     256kB time=00:00:03.16 bitrate=
 663.7kbits
 frame=  194 fps= 63 q=-0.0 size=     256kB time=00:00:03.82 bitrate=
 549.0kbits
 frame=  224 fps= 62 q=-0.0 size=     512kB time=00:00:04.42 bitrate=
 948.9kbits
 frame=  257 fps= 62 q=-0.0 size=     512kB time=00:00:05.08 bitrate=
 825.7kbits
 frame=  290 fps= 62 q=-0.0 size=     512kB time=00:00:05.74 bitrate=
 730.7kbits
 frame=  320 fps= 62 q=-0.0 size=     768kB time=00:00:06.34 bitrate=
 992.3kbits
 frame=  353 fps= 62 q=-0.0 size=     768kB time=00:00:07.00 bitrate=
 898.8kbits
 frame=  386 fps= 62 q=-0.0 size=    1024kB time=00:00:07.66
 bitrate=1095.1kbits
 frame=  416 fps= 62 q=-0.0 size=    1024kB time=00:00:08.26
 bitrate=1015.6kbits
 frame=  449 fps= 62 q=-0.0 size=    1280kB time=00:00:08.92
 bitrate=1175.5kbits
 frame=  481 fps= 62 q=-0.0 size=    1280kB time=00:00:09.56
 bitrate=1096.8kbits
 frame=  512 fps= 62 q=-0.0 size=    1536kB time=00:00:10.18
 bitrate=1236.0kbits
 frame=  545 fps= 62 q=-0.0 size=    1536kB time=00:00:10.84
 bitrate=1160.8kbits
 frame=  578 fps= 62 q=-0.0 size=    1792kB time=00:00:11.50
 bitrate=1276.5kbits
 frame=  608 fps= 62 q=-0.0 size=    1792kB time=00:00:12.10
 bitrate=1213.2kbits
 frame=  641 fps= 62 q=-0.0 size=    2048kB time=00:00:12.76
 bitrate=1314.8kbits
 frame=  674 fps= 62 q=-0.0 size=    2048kB time=00:00:13.42
 bitrate=1250.2kbits
 frame=  707 fps= 62 q=-0.0 size=    2048kB time=00:00:14.08
 bitrate=1191.6kbits
 frame=  740 fps= 62 q=-0.0 size=    2304kB time=00:00:14.74
 bitrate=1280.5kbits
 frame=  773 fps= 62 q=-0.0 size=    2304kB time=00:00:15.40
 bitrate=1225.6kbits
 frame=  805 fps= 62 q=-0.0 size=    2304kB time=00:00:16.04
 bitrate=1176.7kbits
 frame=  837 fps= 62 q=-0.0 size=    2304kB time=00:00:16.68
 bitrate=1131.6kbits
 frame=  869 fps= 62 q=-0.0 size=    2560kB time=00:00:17.32
 bitrate=1210.8kbits
 frame=  901 fps= 62 q=-0.0 size=    2560kB time=00:00:17.96
 bitrate=1167.7kbits
 frame=  935 fps= 62 q=-0.0 size=    2560kB time=00:00:18.64
 bitrate=1125.1kbits
 frame=  970 fps= 62 q=-0.0 size=    2816kB time=00:00:19.34
 bitrate=1192.8kbits
 frame= 1000 fps= 62 q=-0.0 Lsize=    2867kB time=00:00:19.98
 bitrate=1175.4kbits/s speed=1.24x
 video:2867kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.000000%


 [jsantiago at jlsserver2 ~/tt55/tt4]$ ls -la
 total 5736
 drwxr-xr-x 2 jsantiago users    4096 Oct 31 15:47 .
 drwxr-xr-x 7 jsantiago users    4096 Oct 31 15:46 ..
 -rw-r--r-- 1 jsantiago users 2927503 Oct 31 15:47 test-vaapi-2m.hevc
 -rw-r--r-- 1 jsantiago users 2935539 Oct 31 15:47 test-vaapi-4m.hevc

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7526#comment:2>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list