On Tue, 15 Oct 2024 at 21:48, Shane Warren <sha...@innovsys.com> wrote:
> > -----Original Message----- > > From: ffmpeg-user <ffmpeg-user-boun...@ffmpeg.org> On Behalf Of Dennis > > Mungai > > Sent: Monday, October 14, 2024 4:50 PM > > To: FFmpeg user questions <ffmpeg-user@ffmpeg.org> > > Subject: Re: [FFmpeg-user] Intel libmfx Crash with Hardware Decoding > > > > > > On Mon, 14 Oct 2024 at 18:57, Shane Warren <sha...@innovsys.com> wrote: > > > > >> I have a system with Intel Flex 140 cards and use ffmpeg to > > >> transcode video on an Ubuntu 22.x system. Through a lot of testing, > > >> I have come up with a flow that handles multicast h264 input > > >> (decoding using > > >> vaapi) with > > >> h264/h265 output using QSV. I wanted to use QSV decoding but if I > > >> used QSV decoding and QSV encoding, but QSV decoding seems to strip > > >> A53 captions (which I need). > > >> > > >> I found one input stream that eventually crashes the vaapi decoder > > >> inside of libmfx. > > >> > > >> The call stack ends up in some function in libfmx: > > >> > > >> Program terminated with signal SIGSEGV, Segmentation fault. > > >> > > >> #0 0x00007f14b22d9f88 in ?? () from > > >> /usr/lib/x86_64-linux-gnu/libmfx-gen.so.1.2.10 > > >> > > >> Is there a way to get symbols for libmfx so I can get a better bug > > >> report, or some suggestion on how to debug this. > > >> > > >> I have switched this stream to software decoding then QSV encoding, > > >> and it is stable but obviously uses a bit more cpu. > > >> > > >> An extra question is: Will the QSV hardware decoder ever support > > >> passing through a53 captions? > > >> > > >> Thanks, > > >> > > >> Shane Warren > > >> > > > > > Full ffmpeg command and uncut console output would help in > > > understanding > >> what's going on in your setup. > >> > >> Full ffmpeg command and full output follows (I can upload the ts file > >> that makes it core dump if needed): > >> > >> root@restarttv:~# ffmpeg -y -threads 2 -nostats -loglevel verbose > >> -fflags > >> +genpts -fflags discardcorrupt -hwaccel vaapi -vaapi_device > >> /dev/dri/renderD130 -hwaccel_output_format vaapi -extra_hw_frames 2 > >> -init_hw_device qsv=hw3 -filter_hw_device hw3 -i /tmp/crash-intel.ts > >> -filter:a:0 "aresample=async=10000" -c:a:0 aac -ac:a:0 2 -ar:a:0 > >> 48000 > >> -b:a:0 192k -flush_packets 0 -filter_complex > >> > "[0:v:0]hwmap=derive_device=qsv,vpp_qsv=deinterlace=2:w=1280:h=720,fps=60000/1001,format=yuv420p[vout]" > >> -map "[vout]" -map "0:a:0" -map 0:d? -c:v h264_qsv -b:v 4000k > >> -minrate:v 4000k -maxrate:v 4000k -bufsize:v 8000k -scenario > >> livestreaming -strict_gop > >> 1 -forced_idr 1 -profile:v high -level:v 4.2 -bf:v 0 -g:v 30 -f mpegts > >> -muxrate 4953560 -pes_payload_size 1528 /tmp/intel-output.ts > >> > >> ffmpeg version N-112548-g48a1b7005d Copyright (c) 2000-2023 the FFmpeg > >> developers > >> built with gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04) > >> configuration: --nvcc=/usr/local/cuda/bin/nvcc --enable-debug > >> --disable-shared --enable-static --enable-version3 --arch=x86_64 > >> --target-os=linux --enable-cuda --enable-cuvid --enable-nvenc > >> --enable-gpl --enable-nonfree --enable-runtime-cpudetect > >> --enable-libnpp --extra-cflags='-I/usr/local/cuda/include --static' > >> --extra-ldflags=-L/usr/local/cuda/lib64 --enable-gpl > >> --enable-cuda-nvcc --enable-libfreetype --enable-libvpl > >> --enable-ffnvcodec --enable-cuda-llvm --disable-ffplay > >> --pkg-config-flags=--static --enable-libnpp-static --enable-opengl > --enable-filter=gltransition --extra-libs='-lGLEW -lEGL' > >> --logfile=./config.log --enable-libfreetype --enable-libharfbuzz > >> --enable-libsrt > >> libavutil 58. 37.100 / 58. 37.100 > >> libavcodec 60. 30.102 / 60. 30.102 > >> libavformat 60. 15.101 / 60. 15.101 > >> libavdevice 60. 2.101 / 60. 2.101 > >> libavfilter 9. 11.100 / 9. 11.100 > >> libswscale 7. 4.100 / 7. 4.100 > >> libswresample 4. 11.100 / 4. 11.100 > >> libpostproc 57. 2.100 / 57. 2.100 > >> [AVHWDeviceContext @ 0x55c1ddf49b40] libva: VA-API version 1.20.0 > >> [AVHWDeviceContext @ 0x55c1ddf49b40] libva: Trying to open > >> /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> [AVHWDeviceContext @ 0x55c1ddf49b40] libva: Found init function > >> __vaDriverInit_1_20 > >> [AVHWDeviceContext @ 0x55c1ddf49b40] libva: va_openDriver() returns 0 > >> [AVHWDeviceContext @ 0x55c1ddf49b40] Initialised VAAPI connection: > >> version > >> 1.20 > >> [AVHWDeviceContext @ 0x55c1ddf49b40] VAAPI driver: Intel iHD driver > >> for > >> Intel(R) Gen Graphics - 23.4.3 (). > >> [AVHWDeviceContext @ 0x55c1ddf49b40] Driver not found in known > >> nonstandard list, using standard behaviour. > >> [AVHWDeviceContext @ 0x55c1ddf7b080] Trying to use DRM render node for > >> device 0. > >> [AVHWDeviceContext @ 0x55c1ddf7b080] libva: VA-API version 1.20.0 > >> [AVHWDeviceContext @ 0x55c1ddf7b080] libva: User requested driver 'iHD' > >> [AVHWDeviceContext @ 0x55c1ddf7b080] libva: Trying to open > >> /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> [AVHWDeviceContext @ 0x55c1ddf7b080] libva: Found init function > >> __vaDriverInit_1_20 > >> [AVHWDeviceContext @ 0x55c1ddf7b080] libva: va_openDriver() returns 0 > >> [AVHWDeviceContext @ 0x55c1ddf7b080] Initialised VAAPI connection: > >> version > >> 1.20 > >> [AVHWDeviceContext @ 0x55c1ddf7b080] VAAPI driver: Intel iHD driver > >> for > >> Intel(R) Gen Graphics - 23.4.3 (). > >> [AVHWDeviceContext @ 0x55c1ddf7b080] Driver not found in known > >> nonstandard list, using standard behaviour. > >> [AVHWDeviceContext @ 0x55c1ddf78680] Use Intel(R) oneVPL to create MFX > >> session, API version is 2.9, the required implementation version is > >> 1.3 libva info: VA-API version 1.20.0 libva info: Trying to open > >> /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 [AVHWDeviceContext @ 0x55c1ddf78680] > >> Initialize MFX session: > >> implementation version is 2.10 > >> [Parsed_fps_2 @ 0x55c1de1e5c40] 0 frames in, 0 frames out; 0 frames > >> dropped, 0 frames duplicated. > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] non-existing PPS 0 referenced > >> Last message repeated 1 times > >> [h264 @ 0x55c1de19a480] decode_slice_header error > >> [h264 @ 0x55c1de19a480] no frame! > >> [h264 @ 0x55c1de19a480] Reinit context to 1280x720, pix_fmt: yuv420p > >> [mpegts @ 0x55c1de1f8ac0] max_analyze_duration 5000000 reached at > >> 5013333 microseconds st:1 [mpegts @ 0x55c1de1f8ac0] start time for > >> stream 2 is not set in estimate_timings_from_pts Selecting decoder > >> 'h264' because of requested hwaccel method vaapi Input #0, mpegts, > >> from '/tmp/crash-intel.ts': > >> Duration: 00:00:29.14, start: 26553.922556, bitrate: 6855 kb/s > >> Program 1 > >> Metadata: > >> service_name : Service01 > >> service_provider: FFmpeg > >> Stream #0:0[0x100]: Video: h264 (High), 1 reference frame > >> ([27][0][0][0] / 0x001B), yuv420p(tv, bt709, progressive, left), > >> 1280x720 [SAR 1:1 DAR 16:9], Closed Captions, 59.94 fps, 59.94 tbr, 90k > tbn > >> Stream #0:1[0x101](eng): Audio: aac (LC) ([15][0][0][0] / 0x000F), > >> 48000 Hz, stereo, fltp, 193 kb/s > >> Stream #0:2[0x102]: Data: scte_35 > >> [out#0/mpegts @ 0x55c1df079c80] Adding streams from explicit maps... > >> [out#0/mpegts @ 0x55c1df079c80] Creating output stream from an > >> explicitly mapped complex filtergraph 0, output [vout] > >> [vost#0:0/h264_qsv @ 0x55c1dee9dec0] Created video stream from complex > >> filtergraph 0:[format:default] [vost#0:0/h264_qsv @ 0x55c1dee9dec0] > >> [aost#0:1/aac @ 0x55c1de151700] Created audio stream from input stream > >> 0:1 [dost#0:2/copy @ 0x55c1de291840] Created data stream from input > >> stream 0:2 Stream mapping: > >> Stream #0:0 (h264) -> hwmap:default (graph 0) > >> format:default (graph 0) -> Stream #0:0 (h264_qsv) > >> Stream #0:1 -> #0:1 (aac (native) -> aac (native)) > >> Stream #0:2 -> #0:2 (copy) > >> Press [q] to stop, [?] for help > >> [graph_1_in_0_1 @ 0x55c1de750b40] tb:1/48000 samplefmt:fltp > >> samplerate:48000 chlayout:stereo > >> [Parsed_aresample_0 @ 0x55c1de1c4900] ch:2 chl:stereo fmt:fltp > >> r:48000Hz > >> -> ch:2 chl:stereo fmt:fltp r:48000Hz > >> [h264 @ 0x55c1de2513c0] Reinit context to 1280x720, pix_fmt: vaapi > >> [graph 0 input from stream 0:0 @ 0x55c1de20a040] w:1280 h:720 > >> pixfmt:vaapi > >> tb:1/90000 fr:60000/1001 sar:1/1 > >> [auto_scale_0 @ 0x55c1de1f4180] w:iw h:ih flags:'' interl:0 > >> [Parsed_format_3 @ 0x55c1dee0c280] auto-inserting filter 'auto_scale_0' > >> between the filter 'Parsed_fps_2' and the filter 'Parsed_format_3' > >> [auto_scale_1 @ 0x55c1defb3240] w:iw h:ih flags:'' interl:0 [format @ > >> 0x55c1de1c5780] auto-inserting filter 'auto_scale_1' between the > >> filter 'Parsed_format_3' and the filter 'format' > >> [AVHWDeviceContext @ 0x55c1de113600] Use Intel(R) oneVPL to create MFX > >> session, API version is 2.9, the required implementation version is > >> 1.3 libva info: VA-API version 1.20.0 libva info: Trying to open > >> /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 libva info: VA-API version 1.20.0 libva > >> info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so > >> libva info: Found init function __vaDriverInit_1_20 libva info: > >> va_openDriver() returns 0 [AVHWDeviceContext @ 0x55c1de113600] > >> Initialize MFX session: > >> implementation version is 2.10 > >> [Parsed_vpp_qsv_1 @ 0x55c1de758c00] Use Intel(R) oneVPL to create MFX > >> session with the specified MFX loader > >> [Parsed_vpp_qsv_1 @ 0x55c1de758c00] VPP: input is video memory surface > >> [Parsed_vpp_qsv_1 @ 0x55c1de758c00] VPP: output is system memory > >> surface > >> [Parsed_fps_2 @ 0x55c1de1e4980] fps=60000/1001 > >> [auto_scale_0 @ 0x55c1de1f4180] w:1280 h:720 fmt:nv12 sar:1/1 -> > >> w:1280 > >> h:720 fmt:yuv420p sar:1/1 flags:0x00000004 > >> [auto_scale_1 @ 0x55c1defb3240] w:1280 h:720 fmt:yuv420p sar:1/1 -> > >> w:1280 > >> h:720 fmt:nv12 sar:1/1 flags:0x00000004 > >> [Parsed_fps_2 @ 0x55c1de1e4980] Set first pts to 33 > >> [auto_scale_0 @ 0x55c1de1f4180] w:1280 h:720 fmt:nv12 sar:1/1 -> > >> w:1280 > >> h:720 fmt:yuv420p sar:1/1 flags:0x00000004 > >> Last message repeated 2 times > >> [auto_scale_1 @ 0x55c1defb3240] w:1280 h:720 fmt:yuv420p sar:1/1 -> > >> w:1280 > >> h:720 fmt:nv12 sar:1/1 flags:0x00000004 > >> Last message repeated 2 times > >> [h264_qsv @ 0x55c1de150b00] Using device hw3 (type qsv) with h264_qsv > >> encoder. > >> [h264_qsv @ 0x55c1de150b00] Encoder: input is system memory surface > >> [h264_qsv @ 0x55c1de150b00] Use Intel(R) oneVPL to create MFX session > >> with the specified MFX loader [h264_qsv @ 0x55c1de150b00] Using the > >> constant bitrate (CBR) ratecontrol method [h264_qsv @ 0x55c1de150b00] > >> profile: avc high; level: 32 [h264_qsv @ 0x55c1de150b00] GopPicSize: > >> 30; GopRefDist: 1; GopOptFlag: > >> closed; IdrInterval: 0 > >> [h264_qsv @ 0x55c1de150b00] TargetUsage: 4; RateControlMethod: CBR > >> [h264_qsv @ 0x55c1de150b00] BufferSizeInKB: 1000; InitialDelayInKB: > >> 750; > >> TargetKbps: 4000; MaxKbps: 4000; BRCParamMultiplier: 1 [h264_qsv @ > >> 0x55c1de150b00] NumSlice: 1; NumRefFrame: 2 [h264_qsv @ > >> 0x55c1de150b00] RateDistortionOpt: OFF [h264_qsv @ 0x55c1de150b00] > >> RecoveryPointSEI: OFF [h264_qsv @ 0x55c1de150b00] VDENC: ON [h264_qsv > >> @ 0x55c1de150b00] Entropy coding: CABAC; MaxDecFrameBuffering: 2 > >> [h264_qsv @ 0x55c1de150b00] NalHrdConformance: ON; SingleSeiNalUnit: > >> ON; > >> VuiVclHrdParameters: OFF VuiNalHrdParameters: ON [h264_qsv @ > >> 0x55c1de150b00] FrameRateExtD: 1001; FrameRateExtN: 60000 [h264_qsv @ > >> 0x55c1de150b00] IntRefType: 0; IntRefCycleSize: 0; > >> IntRefQPDelta: 0 > >> [h264_qsv @ 0x55c1de150b00] MaxFrameSize: 0; MaxSliceSize: 0 [h264_qsv > >> @ 0x55c1de150b00] BitrateLimit: OFF; MBBRC: OFF; ExtBRC: OFF [h264_qsv > >> @ 0x55c1de150b00] Trellis: auto [h264_qsv @ 0x55c1de150b00] RepeatPPS: > >> OFF; NumMbPerSlice: 0; LookAheadDS: > >> 2x > >> [h264_qsv @ 0x55c1de150b00] AdaptiveI: OFF; AdaptiveB: OFF; > >> BRefType:off [h264_qsv @ 0x55c1de150b00] MinQPI: 0; MaxQPI: 0; MinQPP: > >> 0; MaxQPP: 0; > >> MinQPB: 0; MaxQPB: 0 > >> [h264_qsv @ 0x55c1de150b00] DisableDeblockingIdc: 0 [h264_qsv @ > >> 0x55c1de150b00] SkipFrame: no_skip [h264_qsv @ 0x55c1de150b00] > >> PRefType: simple [h264_qsv @ 0x55c1de150b00] TransformSkip: unknown > >> [h264_qsv @ 0x55c1de150b00] IntRefCycleDist: 0 [h264_qsv @ > >> 0x55c1de150b00] LowDelayBRC: OFF [h264_qsv @ 0x55c1de150b00] > >> MaxFrameSizeI: 0; MaxFrameSizeP: 0 [h264_qsv @ 0x55c1de150b00] > >> ScenarioInfo: 4 Automatically inserted bitstream filter > >> 'scte35ptsadjust'; args='' > >> [mpegts @ 0x55c1de167180] service 1 using PCR in pid=256, > >> pcr_period=20ms [mpegts @ 0x55c1de167180] muxrate 4953560, sdt every > >> 500 ms, pat/pmt every > >> 100 ms > >> Output #0, mpegts, to '/tmp/intel-output.ts': > >> Metadata: > >> encoder : Lavf60.15.101 > >> Stream #0:0: Video: h264, 1 reference frame, nv12(tv, bt709, > >> progressive, left), 1280x720 (0x0) [SAR 1:1 DAR 16:9], q=2-31, 4000 > >> kb/s, > >> 59.94 fps, 90k tbn > >> Metadata: > >> encoder : Lavc60.30.102 h264_qsv > >> Side data: > >> cpb: bitrate max/min/avg: 4000000/4000000/4000000 buffer size: > >> 8000000 vbv_delay: N/A > >> Stream #0:1(eng): Audio: aac (LC), 48000 Hz, stereo, fltp, delay > >> 1024, > >> 192 kb/s > >> Metadata: > >> encoder : Lavc60.30.102 aac > >> Stream #0:2: Data: scte_35 > >> Segmentation fault (core dumped) > >> > > > Please upload the sample source file triggering the segfault. > > > > Also, test with these variants: > > > > 1. Initializing a QSV instance from VAAPI. > > > > ffmpeg -y -threads 2 -nostats -loglevel verbose -fflags +genpts -fflags > discardcorrupt -hwaccel vaapi -init_hw_device vaapi=va:/dev/dri/renderD130 > -hwaccel_output_format vaapi -extra_hw_frames 2 -init_hw_device qsv=qs@va > -filter_hw_device qs -autorotate 0 -i /tmp/crash-intel.ts -autoscale 0 > > -filter:a:0 "aresample=async=10000" -c:a:0 aac -ac:a:0 2 -ar:a:0 48000 > > -b:a:0 192k -flush_packets 0 -filter_complex > "[0:v:0]vpp_qsv=deinterlace=2:w=1280:h=720,fps=60000/1001,format=yuv420p[vout]" > > -map "[vout]" -map "0:a:0" -map 0:d? -c:v h264_qsv -b:v 4000k -minrate:v > 4000k -maxrate:v 4000k -bufsize:v 8000k -scenario livestreaming -strict_gop > > 1 -forced_idr 1 -profile:v high -level:v 4.2 -bf:v 0 -g:v 30 -f mpegts > -muxrate 4953560 -pes_payload_size 1528 /tmp/intel-output.ts > > > > > > 2. Using hwmap to derive QSV from VAAPI H/W: > > > > ffmpeg -y -threads 2 -nostats -loglevel verbose -fflags +genpts -fflags > discardcorrupt -hwaccel vaapi -init_hw_device vaapi=va:/dev/dri/renderD130 > -hwaccel_output_format vaapi -extra_hw_frames 2 -filter_hw_device va > -autorotate 0 -i /tmp/crash-intel.ts -autoscale 0 > > -filter:a:0 "aresample=async=10000" -c:a:0 aac -ac:a:0 2 -ar:a:0 48000 > > -b:a:0 192k -flush_packets 0 -filter_complex > "[0:v:0]hwmap=derive_device=qsv,format=qsv,vpp_qsv=deinterlace=2:w=1280:h=720,fps=60000/1001,format=yuv420p[vout]" > > -map "[vout]" -map "0:a:0" -map 0:d? -c:v h264_qsv -b:v 4000k -minrate:v > 4000k -maxrate:v 4000k -bufsize:v 8000k -scenario livestreaming -strict_gop > > 1 -forced_idr 1 -profile:v high -level:v 4.2 -bf:v 0 -g:v 30 -f mpegts > -muxrate 4953560 -pes_payload_size 1528 /tmp/intel-output.ts > > > > 3. Using hwupload to derive QSV from VAAPI H/W: > > > > The extra_hw_frames argument is now passed directly to hwupload's > derive_device option, with the value of 64. > > > > ffmpeg -y -threads 2 -nostats -loglevel verbose -fflags +genpts -fflags > discardcorrupt \ > > -hwaccel vaapi -init_hw_device vaapi=va:/dev/dri/renderD130 > -hwaccel_output_format vaapi -filter_hw_device va -autorotate 0 \ > > -i /tmp/crash-intel.ts -autoscale 0 -filter:a:0 "aresample=async=10000" > -c:a:0 aac -ac:a:0 2 -ar:a:0 48000 -b:a:0 192k -flush_packets 0 \ > > -filter_complex > "[0:v:0]hwmap=derive_device=qsv:extra_hw_frames=64,format=qsv,vpp_qsv=deinterlace=2:w=1280:h=720,fps=60000/1001,format=yuv420p[vout]" > \ > > -map "[vout]" -map "0:a:0" -map 0:d? \ > > -c:v h264_qsv -b:v 4000k -minrate:v 4000k -maxrate:v 4000k -bufsize:v > 8000k -scenario livestreaming -strict_gop 1 -forced_idr 1 -profile:v high > -level:v 4.2 -bf:v 0 -g:v 30 \ > > -f mpegts -muxrate 4953560 -pes_payload_size 1528 /tmp/intel-output.ts > > > > Extra parameters added: > > > > (a). -autororate 0 : This disables the automatic rotation of the video > according to file metadata. Known to make some H/W decoders to misbehave. > > (b). -noautoscale : Used to prevent the automatic insertion of a scale > filter in the pipeline(s), ensuring better resilience against crashes due > to changing input resolutions with *some* encoder & decoder combinations. > > > > Test and report back. > > Link to input ts file: > https://drive.google.com/file/d/1Vy67szauLHemJMaVYHAQ9qZvpwO2qBnj/view?usp=sharing > > 1. Had to add this to start of the filter (or I got invalid conversion > errors): hwmap=derive_device=qsv, Result: Segfaults > 2. Segfaults > 3. Had to change to this at the start of the filter (or I got invalid > conversion errors): hwmap=derive_device=qsv, Result: Segfaults > > I have also been testing directly decoding with QSV and encoding QSV using > this test stream, this works 100% no crash. The only issue with QSV is the > decoder strips A53 captions. > > Today I have been digging around in ffmpeg source and I think the problem > is the QSV decoder is not copying out the a53 captions and putting them in > the sideband data for the qsv endoder to use. In theory this should be easy > to fix. > Somehow, this seems to work correctly on the current ffmpeg git tip (master branch) and release points 7.0 and 7.1 with the command: ffmpeg -y -threads 2 -loglevel verbose -fflags +genpts -fflags discardcorrupt \ -hwaccel vaapi -init_hw_device vaapi=va:/dev/dri/renderD128 -hwaccel_output_format vaapi \ -filter_hw_device va -noautorotate -i "crash-intel.ts" \ -noautoscale -filter:a:0 "aresample=async=10000" -c:a:0 aac -ac:a:0 2 -ar:a:0 48000 -b:a:0 192k -flush_packets 0 \ -filter_complex "[0:v:0]hwmap=derive_device=qsv,format=qsv,vpp_qsv=deinterlace=2:w=1280:h=720:framerate=60000/1001[vout]" \ -map "[vout]" -map "0:a:0" -map 0:d? -c:v h264_qsv -b:v 4000k -minrate:v 4000k -maxrate:v 4000k -bufsize:v 8000k \ -scenario livestreaming -strict_gop 1 -forced_idr 1 -profile:v high -level:v 4.2 -bf:v 0 -g:v 30 \ -y -f mpegts -muxrate 4953560 -pes_payload_size 1528 "intel-output.ts" And the output has the A53 captions: mediainfo intel-output.ts General ID : 1 (0x1) Complete name : intel-output.ts Format : MPEG-TS File size : 17.2 MiB Duration : 29 s 179 ms Overall bit rate mode : Constant Overall bit rate : 4 954 kb/s Frame rate : 59.940 FPS Movie name : My Blue Heaven Law rating : TV-PG (DL) Video ID : 256 (0x100) Menu ID : 1 (0x1) Format : AVC Format/Info : Advanced Video Codec Format profile : High@L4 Format settings : CABAC / 2 Ref Frames Format settings, CABAC : Yes Format settings, Reference frames : 2 frames Format settings, GOP : M=1, N=30 Codec ID : 27 Duration : 28 s 587 ms Bit rate mode : Constant Nominal bit rate : 4 000 kb/s Width : 1 280 pixels Height : 720 pixels Display aspect ratio : 16:9 Frame rate : 59.940 (60000/1001) FPS Standard : Component Color space : YUV Chroma subsampling : 4:2:0 Bit depth : 8 bits Scan type : Progressive Bits/(Pixel*Frame) : 0.072 Color range : Limited Color primaries : BT.709 Transfer characteristics : BT.709 Matrix coefficients : BT.709 Audio ID : 257 (0x101) Menu ID : 1 (0x1) Format : AAC LC Format/Info : Advanced Audio Codec Low Complexity Format version : Version 4 Muxing mode : ADTS Codec ID : 15-2 Duration : 29 s 141 ms Bit rate mode : Variable Channel(s) : 2 channels Channel layout : L R Sampling rate : 48.0 kHz Frame rate : 46.875 FPS (1024 SPF) Compression mode : Lossy Delay relative to video : -572 ms Language : English Text #1 ID : 256 (0x100)-CC1 Menu ID : 1 (0x1) Format : EIA-608 Muxing mode : SCTE 128 / DTVCC Transport Muxing mode, more info : Muxed in Video #1 Duration : 28 s 587 ms Duration of the visible content : 25 s 592 ms Start time (commands) : 2 s 522 ms Start time : 2 s 623 ms End time : 28 s 215 ms Bit rate mode : Constant Stream size : 0.00 Byte (0%) Count of events : 9 Count of PopOn events : 9 Count of lines : 15 Maximum count of lines per event : 3 Count of frames before first event : 39 Type of the first event : PopOn Text #2 ID : 256 (0x100)-CC3 Menu ID : 1 (0x1) Format : EIA-608 Muxing mode : SCTE 128 / DTVCC Transport Muxing mode, more info : Muxed in Video #1 Duration : 28 s 587 ms Start time (commands) : 10 s 981 ms Bit rate mode : Constant Stream size : 0.00 Byte (0%) Count of lines : 0 Text #3 ID : 256 (0x100)-1 Menu ID : 1 (0x1) Format : EIA-708 Muxing mode : SCTE 128 / DTVCC Transport Muxing mode, more info : Muxed in Video #1 Duration : 28 s 587 ms Bit rate mode : Constant Stream size : 0.00 Byte (0%) Text #4 ID : 256 (0x100)-2 Menu ID : 1 (0x1) Format : EIA-708 Muxing mode : SCTE 128 / DTVCC Transport Muxing mode, more info : Muxed in Video #1 Duration : 28 s 587 ms Bit rate mode : Constant Stream size : 0.00 Byte (0%) Menu ID : 4096 (0x1000) Menu ID : 1 (0x1) Format : AVC / AAC Duration : 29 s 179 ms List : 256 (0x100) (AVC) / 257 (0x101) (AAC, English) Title : My Blue Heaven Language : / English Service name : Service01 Service provider : FFmpeg Service type : digital television Law rating : TV-PG (DL) _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
