#9630: regression: qsvdec wrong output
-------------------------------------+-------------------------------------
Reporter: U. Artie | Type: defect
Eoff |
Status: new | Priority: critical
Component: avcodec | Version: git-
| master
Keywords: qsvdec, qsv | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Summary of the bug:
Some avc decoded files produce wrong output since:
{{{
commit 08181624e041d36742870415319a1c599a6d3870
Author: Anton Khirnov <[email protected]>
Date: Thu Jan 6 17:16:47 2022 +0100
lavc/qsvdec: switch to the new FIFO API
}}}
How to reproduce:
{{{
ffmpeg -hwaccel qsv -init_hw_device qsv=hw:/dev/dri/renderD128
-hwaccel_output_format nv12 -hwaccel_flags allow_profile_mismatch -v
verbose -c:v h264_qsv -i sunflower_420_1920x1080.264 -pix_fmt yuv420p -f
rawvideo -vsync passthrough -autoscale 0 -vframes 496 -y output.yuv
[2022-02-07 17:46:21] ffmpeg version N-105504-g04cc7a5548fa Copyright (c)
2000-2022 the FFmpeg developers
[2022-02-07 17:46:21] built with gcc 11 (GCC)
[2022-02-07 17:46:21] configuration:
--prefix=/home/uaeoff/Work/workspace/media/install --disable-static
--enable-shared --enable-libdrm --enable-vaapi --enable-libmfx --disable-
amf --disable-audiotoolbox --disable-cuda --disable-cuda-sdk --disable-
cuvid --disable-d3d11va --disable-dxva2 --disable-libnpp --disable-mmal
--disable-nvdec --disable-nvenc --disable-omx --disable-omx-rpi --disable-
rkmpp --disable-v4l2-m2m --disable-vdpau --disable-videotoolbox --enable-
gpl --enable-libx264 --enable-libx265
[2022-02-07 17:46:21] libavutil 57. 21.100 / 57. 21.100
[2022-02-07 17:46:21] libavcodec 59. 20.100 / 59. 20.100
[2022-02-07 17:46:21] libavformat 59. 17.101 / 59. 17.101
[2022-02-07 17:46:21] libavdevice 59. 5.100 / 59. 5.100
[2022-02-07 17:46:21] libavfilter 8. 26.101 / 8. 26.101
[2022-02-07 17:46:21] libswscale 6. 5.100 / 6. 5.100
[2022-02-07 17:46:21] libswresample 4. 4.100 / 4. 4.100
[2022-02-07 17:46:21] libpostproc 56. 4.100 / 56. 4.100
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] Trying to use DRM
render node for device 0, with matching kernel driver (i915).
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] libva: VA-API
version 1.14.0
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] libva: User
requested driver 'iHD'
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] libva: Trying to
open /home/uaeoff/Work/workspace/media/install/lib/dri/iHD_drv_video.so
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] libva: Found init
function __vaDriverInit_1_14
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] libva:
va_openDriver() returns 0
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] Initialised VAAPI
connection: version 1.14
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] VAAPI driver: Intel
iHD driver for Intel(R) Gen Graphics - 22.2.0 ().
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63880] Driver not found in
known nonstandard list, using standard behaviour.
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a63340] Initialize MFX
session: API version is 1.35, implementation version is 1.35
[2022-02-07 17:46:21] [h264 @ 0x1b412c0] Reinit context to 1920x1088,
pix_fmt: yuv420p
[2022-02-07 17:46:21] [h264 @ 0x1b412c0] Increasing reorder buffer to 1
[2022-02-07 17:46:21] [h264 @ 0x1b37e40] Stream #0: not enough frames to
estimate rate; consider increasing probesize
[2022-02-07 17:46:21] Input #0, h264, from
'/home/uaeoff/Work/workspace/media/src/otc-
media/assets/sanity/avc/sunflower_420_1920x1080.264':
[2022-02-07 17:46:21] Duration: N/A, bitrate: N/A
[2022-02-07 17:46:21] Stream #0:0: Video: h264 (Main), 1 reference
frame, yuv420p(top first), 1920x1080 (1920x1088), 25 fps, 25 tbr, 1200k
tbn
[2022-02-07 17:46:21] [h264_mp4toannexb @ 0x1b41e80] The input looks like
it is Annex B already
[2022-02-07 17:46:21] Stream mapping:
[2022-02-07 17:46:21] Stream #0:0 -> #0:0 (h264 (h264_qsv) -> rawvideo
(native))
[2022-02-07 17:46:21] Press [q] to stop, [?] for help
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a627c0] VAAPI driver: Intel
iHD driver for Intel(R) Gen Graphics - 22.2.0 ().
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1a627c0] Driver not found in
known nonstandard list, using standard behaviour.
[2022-02-07 17:46:21] [h264_qsv @ 0x1c17e80] Decoder: output is video
memory surface
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1b668c0] VAAPI driver: Intel
iHD driver for Intel(R) Gen Graphics - 22.2.0 ().
[2022-02-07 17:46:21] [AVHWDeviceContext @ 0x1b668c0] Driver not found in
known nonstandard list, using standard behaviour.
[2022-02-07 17:46:21] [h264_qsv @ 0x1c17e80] Decoder: output is video
memory surface
[2022-02-07 17:46:21] [graph 0 input from stream 0:0 @ 0x2845940] w:1920
h:1080 pixfmt:nv12 tb:1/1200000 fr:25/1 sar:0/1
[2022-02-07 17:46:21] [auto_scale_0 @ 0x2848540] w:iw h:ih flags:''
interl:0
[2022-02-07 17:46:21] [format @ 0x2846a00] auto-inserting filter
'auto_scale_0' between the filter 'Parsed_null_0' and the filter 'format'
[2022-02-07 17:46:21] [auto_scale_0 @ 0x2848540] w:1920 h:1080 fmt:nv12
sar:0/1 -> w:1920 h:1080 fmt:yuv420p sar:0/1 flags:0x0
[2022-02-07 17:46:21] Output #0, rawvideo, to
'/home/uaeoff/Work/workspace/media/src/vaapi-fits-smoke/results/smoke
/dc1518ec-883d-11ec-b648-a0291914d55d_0/_0.test.ffmpeg-
qsv.decode.avc/default/sunflower_420_1920x1080_1920x1080_I420.yuv':
[2022-02-07 17:46:21] Metadata:
[2022-02-07 17:46:21] encoder : Lavf59.17.101
[2022-02-07 17:46:21] Stream #0:0: Video: rawvideo, 1 reference frame
(I420 / 0x30323449), yuv420p(tv, top coded first (swapped)), 1920x1080
(0x0), q=2-31, 622080 kb/s, 25 fps, 25 tbn
[2022-02-07 17:46:21] Metadata:
[2022-02-07 17:46:21] encoder : Lavc59.20.100 rawvideo
[2022-02-07 17:46:21] frame= 1 fps=0.0 q=0.0 size= 0kB
time=00:00:00.00 bitrate=N/A speed= 0x
[2022-02-07 17:46:24] [h264_qsv @ 0x1c17e80] A decode call did not consume
any data: expect more data at input (-10)
[2022-02-07 17:46:24] Last message repeated 2 times
[2022-02-07 17:46:24] No more output streams to write to, finishing.
[2022-02-07 17:46:24] frame= 495 fps=142 q=-0.0 Lsize= 1503562kB
time=00:00:16.52 bitrate=745592.3kbits/s speed=4.75x
[2022-02-07 17:46:24] video:1503562kB audio:0kB subtitle:0kB other
streams:0kB global headers:0kB muxing overhead: 0.000000%
[2022-02-07 17:46:24] Input file #0 (/home/uaeoff/Work/workspace/media/src
/otc-media/assets/sanity/avc/sunflower_420_1920x1080.264):
[2022-02-07 17:46:24] Input stream #0:0 (video): 496 packets read
(19124680 bytes); 495 frames decoded;
[2022-02-07 17:46:24] Total: 496 packets (19124680 bytes) demuxed
[2022-02-07 17:46:24] Output file #0
(/home/uaeoff/Work/workspace/media/src/vaapi-fits-smoke/results/smoke
/dc1518ec-883d-11ec-b648-a0291914d55d_0/_0.test.ffmpeg-
qsv.decode.avc/default/sunflower_420_1920x1080_1920x1080_I420.yuv):
[2022-02-07 17:46:24] Output stream #0:0 (video): 495 frames encoded;
495 packets muxed (1539648000 bytes);
[2022-02-07 17:46:24] Total: 495 packets (1539648000 bytes) muxed
[2022-02-07 17:46:24] [AVIOContext @ 0x1b6e040] Statistics: 1539648000
bytes written, 0 seeks, 5874 writeouts
[2022-02-07 17:46:24] [AVIOContext @ 0x1b40b40] Statistics: 19124680 bytes
read, 0 seeks
}}}
Before above commit:
{{{
ls -la output.yuv
-rw-rw-r-- 1 uaeoff uaeoff 1542758400 Feb 7 09:45
md5sum output.yuv
2c3fa0aad1b55e0bee2a05e16a655b14 output.yuv
}}}
After above commit:
{{{
$ ls -la output.yuv
-rw-rw-r-- 1 uaeoff uaeoff 1539648000 Feb 7 09:46
$ md5sum output.yuv
02cc6ba6bdee0d1dc926d15a64dba6e8 output.yuv
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/9630>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker_______________________________________________
FFmpeg-trac mailing list
[email protected]
https://ffmpeg.org/mailman/listinfo/ffmpeg-trac
To unsubscribe, visit link above, or email
[email protected] with subject "unsubscribe".
