Same version of ffmpeg works on other computers? I suppose you could drill into the code and try and see what it's doing with pipes...
On Fri, Oct 18, 2019 at 8:02 AM Alessandro Santos <[email protected]> wrote: > > I am creating a c# application to record videos H264. > > The workflow of my application is like this: > 1) My application connects to a webcam using DirectShow and presents the > frames in the UI; > 2) When recording the app starts a FFmpeg process that accepts a video input > from a pipe; > 3) After that in my app a NamedPipeServerStream is created and the frames are > wrote there. > > Till now, I never had a problem with this method, but yesterday I started > having problems in a new computer. The problem seems to be related with the > creation of the pipe. > > This is the command I am currently running: > > -loglevel debug -thread_queue_size 1024 -framerate 30 -f rawvideo -pix_fmt > bgra -video_size 848x480 -use_wallclock_as_timestamps true -i > \\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed -framerate 25 -vcodec libx264 > -crf 23 -pix_fmt yuv420p -preset ultrafast -framerate 30 > "2032787211637070049780945982.mp4" > > And these are the logs I got from running the command: > > ffmpeg version N-91715-gd71dfc087b Copyright (c) 2000-2018 the FFmpeg > developers > built with gcc 8.2.1 (GCC) 20180813 > configuration: --enable-gpl --enable-version3 --enable-sdl2 > --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass > --enable-libbluray --enable-libfreetype --enable-libmp3lame > --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg > --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr > --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack > --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 > --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab > --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa > --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx > --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va > --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth > libavutil 56. 19.100 / 56. 19.100 > libavcodec 58. 27.100 / 58. 27.100 > libavformat 58. 17.103 / 58. 17.103 > libavdevice 58. 4.101 / 58. 4.101 > libavfilter 7. 26.100 / 7. 26.100 > libswscale 5. 2.100 / 5. 2.100 > libswresample 3. 2.100 / 3. 2.100 > libpostproc 55. 2.100 / 55. 2.100 > Splitting the commandline. > Reading option '-loglevel' ... matched as option 'loglevel' (set logging > level) with argument 'debug'. > Reading option '-thread_queue_size' ... matched as option 'thread_queue_size' > (set the maximum number of queued packets from the demuxer) with argument > '1024'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '30'. > Reading option '-f' ... matched as option 'f' (force format) with argument > 'rawvideo'. > Reading option '-pix_fmt' ... matched as option 'pix_fmt' (set pixel format) > with argument 'bgra'. > Reading option '-video_size' ... matched as AVOption 'video_size' with > argument '848x480'. > Reading option '-use_wallclock_as_timestamps' ... matched as AVOption > 'use_wallclock_as_timestamps' with argument 'true'. > Reading option '-i' ... matched as input url with argument > '\\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '25'. > Reading option '-vcodec' ... matched as option 'vcodec' (force video codec > ('copy' to copy stream)) with argument 'libx264'. > Reading option '-crf' ... matched as AVOption 'crf' with argument '23'. > Reading option '-pix_fmt' ... matched as option 'pix_fmt' (set pixel format) > with argument 'yuv420p'. > Reading option '-preset' ... matched as AVOption 'preset' with argument > 'ultrafast'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '30'. > Reading option '2032787211637070049780945982.mp4' ... matched as output url. > Finished splitting the commandline. > Parsing a group of options: global . > Applying option loglevel (set logging level) with argument debug. > Successfully parsed a group of options. > Parsing a group of options: input url > \\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed. > Applying option thread_queue_size (set the maximum number of queued packets > from the demuxer) with argument 1024. > Applying option f (force format) with argument rawvideo. > Applying option pix_fmt (set pixel format) with argument bgra. > Successfully parsed a group of options. > Opening an input file: \\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed. > [rawvideo @ 0000017f0409aec0] Opening > '\\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed' for reading > [file @ 0000017f0409c800] Setting default whitelist 'file,crypto' > \\.\pipe\28e1b96a-c6ea-43f2-88a0-2e7e4bfb48ed: Invalid argument > > The really strange part of this, is that sometimes it works... Here are the > logs of when it works: > > ffmpeg version N-91715-gd71dfc087b Copyright (c) 2000-2018 the FFmpeg > developers > built with gcc 8.2.1 (GCC) 20180813 > configuration: --enable-gpl --enable-version3 --enable-sdl2 > --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass > --enable-libbluray --enable-libfreetype --enable-libmp3lame > --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg > --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr > --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack > --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 > --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab > --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa > --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx > --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va > --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth > libavutil 56. 19.100 / 56. 19.100 > libavcodec 58. 27.100 / 58. 27.100 > libavformat 58. 17.103 / 58. 17.103 > libavdevice 58. 4.101 / 58. 4.101 > libavfilter 7. 26.100 / 7. 26.100 > libswscale 5. 2.100 / 5. 2.100 > libswresample 3. 2.100 / 3. 2.100 > libpostproc 55. 2.100 / 55. 2.100 > Splitting the commandline. > Reading option '-loglevel' ... matched as option 'loglevel' (set logging > level) with argument 'debug'. > Reading option '-thread_queue_size' ... matched as option 'thread_queue_size' > (set the maximum number of queued packets from the demuxer) with argument > '1024'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '30'. > Reading option '-f' ... matched as option 'f' (force format) with argument > 'rawvideo'. > Reading option '-pix_fmt' ... matched as option 'pix_fmt' (set pixel format) > with argument 'bgra'. > Reading option '-video_size' ... matched as AVOption 'video_size' with > argument '800x600'. > Reading option '-use_wallclock_as_timestamps' ... matched as AVOption > 'use_wallclock_as_timestamps' with argument 'true'. > Reading option '-i' ... matched as input url with argument > '\\.\pipe\323d0c98-87bf-4153-abfb-cedbf20ad0e4'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '25'. > Reading option '-vcodec' ... matched as option 'vcodec' (force video codec > ('copy' to copy stream)) with argument 'libx264'. > Reading option '-crf' ... matched as AVOption 'crf' with argument '23'. > Reading option '-pix_fmt' ... matched as option 'pix_fmt' (set pixel format) > with argument 'yuv420p'. > Reading option '-preset' ... matched as AVOption 'preset' with argument > 'ultrafast'. > Reading option '-framerate' ... matched as AVOption 'framerate' with argument > '30'. > Reading option '2032787211637070057686657001.mp4' ... matched as output url. > Finished splitting the commandline. > Parsing a group of options: global . > Applying option loglevel (set logging level) with argument debug. > Successfully parsed a group of options. > Parsing a group of options: input url > \\.\pipe\323d0c98-87bf-4153-abfb-cedbf20ad0e4. > Applying option thread_queue_size (set the maximum number of queued packets > from the demuxer) with argument 1024. > Applying option f (force format) with argument rawvideo. > Applying option pix_fmt (set pixel format) with argument bgra. > Successfully parsed a group of options. > Opening an input file: \\.\pipe\323d0c98-87bf-4153-abfb-cedbf20ad0e4. > [rawvideo @ 000002247083aec0] Opening > '\\.\pipe\323d0c98-87bf-4153-abfb-cedbf20ad0e4' for reading > [file @ 000002247083c7c0] Setting default whitelist 'file,crypto' > [rawvideo @ 000002247083aec0] Before avformat_find_stream_info() pos: 0 bytes > read:32768 seeks:0 nb_streams:1 > [rawvideo @ 000002247083aec0] All info found > [rawvideo @ 000002247083aec0] After avformat_find_stream_info() pos: 1920000 > bytes read:1920000 seeks:0 frames:1 > Input #0, rawvideo, from '\\.\pipe\323d0c98-87bf-4153-abfb-cedbf20ad0e4': > Duration: N/A, start: 1571405369.800000, bitrate: 460800 kb/s > Stream #0:0, 1, 1/30: Video: rawvideo, 1 reference frame (BGRA / > 0x41524742), bgra, 800x600, 0/1, 460800 kb/s, 30 tbr, 30 tbn, 30 tbc > Successfully opened the file. > Parsing a group of options: output url 2032787211637070057686657001.mp4. > Applying option vcodec (force video codec ('copy' to copy stream)) with > argument libx264. > Applying option pix_fmt (set pixel format) with argument yuv420p. > Successfully parsed a group of options. > Opening an output file: 2032787211637070057686657001.mp4. > [file @ 00000224708400c0] Setting default whitelist 'file,crypto' > Successfully opened the file. > Stream mapping: > Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264)) > Press [q] to stop, [?] for help > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > detected 8 logical cores > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'video_size' to > value '800x600' > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'pix_fmt' to value > '28' > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'time_base' to > value '1/30' > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'pixel_aspect' to > value '0/1' > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'sws_param' to > value 'flags=2' > [graph 0 input from stream 0:0 @ 0000022470840580] Setting 'frame_rate' to > value '30/1' > [graph 0 input from stream 0:0 @ 0000022470840580] w:800 h:600 pixfmt:bgra > tb:1/30 fr:30/1 sar:0/1 sws_param:flags=2 > [format @ 0000022470843380] Setting 'pix_fmts' to value 'yuv420p' > [auto_scaler_0 @ 0000022470843800] Setting 'flags' to value 'bicubic' > [auto_scaler_0 @ 0000022470843800] w:iw h:ih flags:'bicubic' interl:0 > [format @ 0000022470843380] auto-inserting filter 'auto_scaler_0' between the > filter 'Parsed_null_0' and the filter 'format' > [AVFilterGraph @ 000002247083a500] query_formats: 4 queried, 2 merged, 1 > already done, 0 delayed > [auto_scaler_0 @ 0000022470843800] w:800 h:600 fmt:bgra sar:0/1 -> w:800 > h:600 fmt:yuv420p sar:0/1 flags:0x4 > [libx264 @ 000002247083f080] using mv_range_thread = 24 > [libx264 @ 000002247083f080] using cpu capabilities: MMX2 SSE2Fast SSSE3 > SSE4.2 AVX FMA3 BMI2 AVX2 > [libx264 @ 000002247083f080] profile Constrained Baseline, level 3.1, 4:2:0, > 8-bit > [libx264 @ 000002247083f080] 264 - core 157 r2932 303c484 - H.264/MPEG-4 AVC > codec - Copyleft 2003-2018 - http://www.videolan.org/x264.html - options: > cabac=0 ref=1 deblock=0:0:0 analyse=0:0 me=dia subme=0 psy=1 psy_rd=1.00:0.00 > mixed_ref=0 me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 > fast_pskip=1 chroma_qp_offset=0 threads=12 lookahead_threads=2 > sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 > constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 scenecut=0 > intra_refresh=0 rc=crf mbtree=0 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 > ip_ratio=1.40 aq=0 > Output #0, mp4, to '2032787211637070057686657001.mp4': > Metadata: > encoder : Lavf58.17.103 > Stream #0:0, 0, 1/15360: Video: h264 (libx264), 1 reference frame (avc1 / > 0x31637661), yuv420p, 800x600, 0/1, q=-1--1, 30 fps, 15360 tbn, 30 tbc > Metadata: > encoder : Lavc58.27.100 libx264 > Side data: > cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1 > Clipping frame in rate conversion by 0.000008 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > cur_dts is invalid (this is harmless if it occurs once at the start per > stream) > [rawvideo @ 000002247084ea80] PACKET SIZE: 1920000, STRIDE: 3200 > [...] > > Anyone ever had this problem and knows how to fix it? or at least where can I > look for more information about it. > > Thanks in advance, > Alessandro. > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To 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