чт, 20 июн. 2024 г., 01:02 Terje J. Hanssen <[email protected]>:
> > > On 6/19/24 02:44, Andrew Randrianasulu wrote: > > ------------ skip > >> >> ------------- >> >> In short, I have tested the same SD-DV 576i and HDV 1080i video files as >> with SVT-AV1 (CPU based) in another resent post. >> >> ffmpeg -hide_banner -hwaccel qsv -qsv_device /dev/dri/renderD128 -i >> dv01_07.dv -c:v av1_qsv -preset 4 dv01_07_av1_qsv_pr4.webm >> frame= 2832 fps=2106 q=-0.0 Lsize= 10554KiB time=00:01:53.24 bitrate= >> 763.5kbits/s speed=84.2x >> >> fmpeg -hide_banner -hwaccel qsv -qsv_device /dev/dri/renderD128 -i >> hdv09_04.m2t -c:v av1_qsv -preset 4 hdv09_04.m2t_av1_qsv_pr4.webm >> frame= 5913 fps=700 q=-0.0 Lsize= 48022KiB time=00:03:58.77 >> bitrate=1647.6kbits/s dup=0 drop=4 speed=28.3x >> >> ....skip >> > > A warning output in both command lines is: >> >> [vist#0:0/dvvideo @ 0x556a3f679100] WARNING: defaulting >> hwaccel_output_format to qsv for compatibility with old commandlines. This >> behaviour is DEPRECATED and will be removed in the future. Please >> explicitly set "-hwaccel_output_format qsv". >> >> I tried to add this without success, so suggestion is welcome !? >> > > I got this succesful now and avoided this warning, see command lines below > > >> >> And possibly suggestions regarding the more seriously errors "Cannot >> allocate memory" that arised from the second command transcoding the hdv >> file? >> > > > well, you tried to add -extra_hw_frames 16 for example to your ffmpeg > line? I think mpeg2 is not most popular input codec nowadays .... > > > Yes, thank you. This worked, see below (not unlike previous extending the > bufsize for transcoding to mpg(2) for DVD) > > > .I attach also the "complete" ffmpeg output FWIW for both files, though > skipping repeated error lines: > >> >> ffmpeg -hide_banner -hwaccel qsv -qsv_device /dev/dri/renderD128 -i >> dv01_07.dv -c:v av1_qsv -preset 4 dv01_07_av1_qsv_pr4.webm >> ........skip >> >> > frame= 2832 fps=2106 q=-0.0 Lsize= 10554KiB time=00:01:53.24 bitrate= >> 763.5kbits/s speed=84.2x >> >> bitrate= 763.5kbits/s > > sounds a bit low even for av1, so may be try to set -b to some higher > value as suggested? > > > As suggested where? bitrate= 763.5kbits/s was for SD-DV which was > viewable and not quite bad in my eyes. > guess my guess was outdated (based on xvid days?) sorry! > > > ==== > > av1_qsv @ 0x556a3f653040] Using the constant quantization parameter (CQP) > by default. Please use the global_quality option and other options for a > quality-based mode or the b option and other options for a bitrate-based > mode if the default is not the desired choice. > ==== > > > > > To make a direct speed performance comparison between this GPU -Hwaccel > AV1_QSV encoding and my previou CPU based SVT-AV1 encoding, I have used the > same ffmpeg command line parameters and preset 4, and iterated similar > bitrate and file size as follows: > > SD-DV -> AV1 > ------------ > > SVT-AV1: > ffmpeg -hide_banner -i dv01_07.dv -c:v libsvtav1 -preset 4 -crf 35 -c:a > libvorbis dv01_07_svt-av1_pr4.webm > frame= 2832 fps= 50 q=35.0 Lsize= 24159KiB time=00:01:53.24 > bitrate=1747.7kbits/s speed= 2x > > AV1_QSV: > ffmpeg -hide_banner -hwaccel_output_format qsv -qsv_device > /dev/dri/renderD128 -i dv01_07.dv -c:v av1_qsv -preset 4 -b:v 1570k -crf 35 > -c:a libvorbis dv01_07_av1_qsv_pr4_b1570k.webm > frame= 2832 fps=1891 q=-0.0 Lsize= 24166KiB time=00:01:53.24 > bitrate=1748.2kbits/s speed=75.6x > > > That is, AV1_QSV DV transcoding speed 75.6x/2x ~ 38x or fps 1891/50 ~ 38 > faster than corresponding with SVT-AV1. > > File sizes: > > 389M dv01_07.dv > 24M dv01_07_svt-av1_pr4.webm > 24M dv01_07_av1_qsv_pr4_b1557k.webm > > > HDV -> AV1 > ---------- > > SVT-AV1: > ffmpeg -hide_banner -i hdv09_04.m2t -c:v libsvtav1 -preset 4 -crf 35 -c:a > libvorbis hdv09_04_svt-av1_pr4.webm > frame= 5963 fps= 24 q=35.0 Lsize= 113663KiB time=00:03:58.77 > bitrate=3899.6kbits/s speed=0.948x > > AV1_QSV: > ffmpeg -hide_banner -hwaccel_output_format qsv -qsv_device > /dev/dri/renderD128 -extra_hw_frames 16 -i hdv09_04.m2t -c:v av1_qsv > -preset 4 -b:v 3700k hdv09_04_av1_qsv_pr4_bv3700k.webm > frame= 5963 fps=482 q=-0.0 Lsize= 113271KiB time=00:03:58.77 > bitrate=3886.1kbits/s speed=19.3x > > > That is, AV1_QSV HDV transcoding speed 19.3x/0.948x ~ 20x or fps 482/24 ~ > 20 faster than corresponding with SVT-AV1 > impressive! > > File sizes: > > 745M hdv09_04.m2t > 111M hdv09_04_svt-av1_pr4.webm > 111M hdv09_04_av1_qsv_pr4_bv3700k.webm > > ------------------ > I also hope quality is "good enough" for final/delivery transcode ... > FFmpeg output for the latest QSV_AV1 transcoding follows. > As seen the error messages messages are gone, though not quite clean as > there are still some "disturbing" mpeg2video messages. > > SD-DV -> AV1 > ---------- > ffmpeg -hide_banner -hwaccel_output_format qsv -qsv_device > /dev/dri/renderD128 -i dv01_07.dv -c:v av1_qsv -preset 4 -b:v 1570k -crf 35 > -c:a libvorbis dv01_07_av1_qsv_pr4_b1570k.webm > > libva info: VA-API version 1.21.0 > libva info: Trying to open /usr/lib64/dri/iHD_drv_video.so > libva info: Found init function __vaDriverInit_1_20 > libva info: va_openDriver() returns 0 > libva info: VA-API version 1.21.0 > libva info: Trying to open /usr/lib64/dri/iHD_drv_video.so > libva info: Found init function __vaDriverInit_1_20 > libva info: va_openDriver() returns 0 > [dv @ 0x5614ce553080] Estimating duration from bitrate, this may be > inaccurate > Input #0, dv, from 'dv01_07.dv': > Metadata: > timecode : 01:09:35:09 > Duration: 00:01:53.28, start: 0.000000, bitrate: 28800 kb/s > Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 16:15 DAR 4:3], 28800 > kb/s, 60k fps, 25 tbr, 60k tbn > Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s > [out#0/webm @ 0x5614ce3ea640] Codec AVOption crf (Select the quality for > constant quality mode) has not been used for any stream. The most likely > reason is either wrong type (e.g. a video option with no video streams) or > that it is a private option of some encoder which was not actually used for > any stream. > Stream mapping: > Stream #0:0 -> #0:0 (dvvideo (native) -> av1 (av1_qsv)) > Stream #0:1 -> #0:1 (pcm_s16le (native) -> vorbis (libvorbis)) > Press [q] to stop, [?] for help > Output #0, webm, to 'dv01_07_av1_qsv_pr4_b1570k.webm': > Metadata: > timecode : 01:09:35:09 > encoder : Lavf61.1.100 > Stream #0:0: Video: av1, nv12(bottom coded first (swapped)), 720x576 > [SAR 16:15 DAR 4:3], q=2-31, 1570 kb/s, 25 fps, 1k tbn > Metadata: > encoder : Lavc61.3.100 av1_qsv > Stream #0:1: Audio: vorbis, 48000 Hz, stereo, fltp > Metadata: > encoder : Lavc61.3.100 libvorbis > [out#0/webm @ 0x5614ce3ea640] video:22613KiB audio:1495KiB subtitle:0KiB > other streams:0KiB global headers:4KiB muxing overhead: 0.244968% > frame= 2832 fps=1891 q=-0.0 Lsize= 24166KiB time=00:01:53.24 > bitrate=1748.2kbits/s speed=75.6x > > > HDV->AV1 > --------- > ffmpeg -hide_banner -hwaccel_output_format qsv -qsv_device > /dev/dri/renderD128 -extra_hw_frames 16 -i hdv09_04.m2t -c:v av1_qsv > -preset 4 -b:v 3700k hdv09_04_av1_qsv_pr4_bv3700k.webm > > libva info: VA-API version 1.21.0 > libva info: Trying to open /usr/lib64/dri/iHD_drv_video.so > libva info: Found init function __vaDriverInit_1_20 > libva info: va_openDriver() returns 0 > libva info: VA-API version 1.21.0 > libva info: Trying to open /usr/lib64/dri/iHD_drv_video.so > libva info: Found init function __vaDriverInit_1_20 > libva info: va_openDriver() returns 0 > [mpeg2video @ 0x5607564ea600] Invalid frame dimensions 0x0. > Last message repeated 3 times > [mpegts @ 0x56075643ee00] PES packet size mismatch > [mpegts @ 0x56075643ee00] Packet corrupt (stream = 1, dts = 258142320). > [mpegts @ 0x56075643ee00] Could not find codec parameters for stream 2 > (Unknown: none ([160][0][0][0] / 0x00A0)): unknown codec > Consider increasing the value for the 'analyzeduration' (0) and > 'probesize' (5000000) options > [mpegts @ 0x56075643ee00] Could not find codec parameters for stream 3 > (Unknown: none ([161][0][0][0] / 0x00A1)): unknown codec > Consider increasing the value for the 'analyzeduration' (0) and > 'probesize' (5000000) options > Input #0, mpegts, from 'hdv09_04.m2t': > Duration: 00:03:59.06, start: 2629.496000, bitrate: 26110 kb/s > Program 100 > Stream #0:0[0x810]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), > yuv420p(tv, bt709, top first), 1440x1080 [SAR 4:3 DAR 16:9], 25000 kb/s, 25 > fps, 25 tbr, 90k tbn > Side data: > cpb: bitrate max/min/avg: 25000000/0/0 buffer size: 7340032 > vbv_delay: N/A > Stream #0:1[0x814]: Audio: mp2 (mp3float) ([3][0][0][0] / 0x0003), 48000 > Hz, stereo, fltp, 384 kb/s > Stream #0:2[0x815]: Unknown: none ([160][0][0][0] / 0x00A0) > Stream #0:3[0x811]: Unknown: none ([161][0][0][0] / 0x00A1) > Stream mapping: > Stream #0:0 -> #0:0 (mpeg2video (native) -> av1 (av1_qsv)) > Stream #0:1 -> #0:1 (mp2 (native) -> opus (libopus)) > Press [q] to stop, [?] for help > [libopus @ 0x560756595f80] No bit rate set. Defaulting to 96000 bps. > Output #0, webm, to 'hdv09_04_av1_qsv_pr4_bv3700k.webm': > Metadata: > encoder : Lavf61.1.100 > Stream #0:0: Video: av1, nv12(tv, bt709, top coded first (swapped)), > 1440x1080 [SAR 4:3 DAR 16:9], q=2-31, 3700 kb/s, 25 fps, 1k tbn > Metadata: > encoder : Lavc61.3.100 av1_qsv > Stream #0:1: Audio: opus, 48000 Hz, stereo, s16, 96 kb/s > Metadata: > encoder : Lavc61.3.100 libopus > [mpegts @ 0x56075643ee00] PES packet size mismatch0:03:51.36 > bitrate=3834.3kbits/s speed=19.3x > [mpegts @ 0x56075643ee00] Packet corrupt (stream = 1, dts = 258142320). > [mpeg2video @ 0x560756595500] ac-tex damaged at 10 61 > [mpeg2video @ 0x560756595500] Warning MVs not available > [mpeg2video @ 0x560756595500] concealing 630 DC, 630 AC, 630 MV errors in > P frame > [vist#0:0/mpeg2video @ 0x5607564f6940] [dec:mpeg2video @ 0x560756440480] > corrupt decoded frame > [out#0/webm @ 0x5607565b2040] video:110669KiB audio:2490KiB subtitle:0KiB > other streams:0KiB global headers:0KiB muxing overhead: 0.098391% > frame= 5963 fps=482 q=-0.0 Lsize= 113271KiB time=00:03:58.77 > bitrate=3886.1kbits/s speed=19.3x > so, may be after whole setup was verified to function correctly at least in bare ffmpeg we can iterate back to vaapi for creating cingg profile ? (if I understand correctly qsv adds additional layer/library on top of vaapi driver - not something I wish to deal with in appimage packaging ....) > > > >
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