However the video is completely blank
*Stuart Porter **| Head of Digital * *C**T**V**C* <http://www.ctvc.co.uk/> | McBeath House | 1st Floor | 310 Goswell Road | London | EC1V 7LW <https://www.google.com/maps/dir//CTVC,+MacBeath+House,+310+Goswell+Rd,+London+EC1V+7LW,+UK/@51.5303537,-0.1033914,18.08z/data=%214m8%214m7%211m0%211m5%211m1%211s0x48760346117ae513:0x29b32b81d4111d0a%212m2%211d-0.1021599%212d51.5297478?hl=en-GB>(+44) 0207 940 8495 | (+44) 07870 233 359 | Skype: stuartctvc On 26 April 2018 at 09:50, Stuart Porter <[email protected]> wrote: > When i run that it seems fine > > c:\ffmpeg\bin>ffmpeg -f dshow -video_size 1920x1080 -r 60 -rtbufsize 1G -i > video="AVerMedia Live Gamer HD 2":audio="Line > (3- AVerMedia Live Gamer H" -c copy -t 30 test.mov > ffmpeg version N-90793-g30940be359 Copyright (c) 2000-2018 the FFmpeg > developers > built with gcc 7.3.0 (GCC) > configuration: --enable-gpl --enable-version3 --enable-sdl2 > --enable-bzlib --enable-fontconfig --enable-gnutls --enabl > e-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-l > ibtheora --enable-libtwolame --enable-libvpx --enable-libwavpack > --enable-libwebp --enable-libx264 --enable-libx265 --en > able-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp > --enable-libvidstab --enable-libvorbis --enable-l > ibvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid > --enable-libaom --enable-libmfx --enable-amf --enabl > e-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec > --enable-dxva2 --enable-avisynth > libavutil 56. 15.100 / 56. 15.100 > libavcodec 58. 19.100 / 58. 19.100 > libavformat 58. 13.100 / 58. 13.100 > libavdevice 58. 4.100 / 58. 4.100 > libavfilter 7. 18.100 / 7. 18.100 > libswscale 5. 2.100 / 5. 2.100 > libswresample 3. 2.100 / 3. 2.100 > libpostproc 55. 2.100 / 55. 2.100 > [mjpeg @ 000000000037b780] Found EOI before any SOF, ignoring > [mjpeg @ 000000000037b780] No JPEG data found in image > Guessed Channel Layout for Input Stream #0.1 : stereo > Input #0, dshow, from 'video=AVerMedia Live Gamer HD 2:audio=Line (3- > AVerMedia Live Gamer H': > Duration: N/A, start: 248386.756000, bitrate: N/A > Stream #0:0: Video: mjpeg (MJPG / 0x47504A4D), yuvj422p(pc, > bt470bg/unknown/unknown), 1920x1080, 60 fps, 60 tbr, 100 > 00k tbn, 10000k tbc > Stream #0:1: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s > Output #0, mov, to 'test.mov': > Metadata: > encoder : Lavf58.13.100 > Stream #0:0: Video: mjpeg (jpeg / 0x6765706A), yuvj422p(pc, > bt470bg/unknown/unknown), 1920x1080, q=2-31, 60 fps, 60 > tbr, 15360 tbn, 60 tbc > Stream #0:1: Audio: pcm_s16le (sowt / 0x74776F73), 44100 Hz, stereo, > s16, 1411 kb/s > Stream mapping: > Stream #0:0 -> #0:0 (copy) > Stream #0:1 -> #0:1 (copy) > Press [q] to stop, [?] for help > frame= 1800 fps= 59 q=-1.0 Lsize= 333950kB time=00:00:29.96 > bitrate=91284.8kbits/s speed=0.982x > video:328678kB audio:5254kB subtitle:0kB other streams:0kB global > headers:0kB muxing overhead: 0.005557% > > > *Stuart Porter **| Head of Digital * > > *C**T**V**C* <http://www.ctvc.co.uk/> | McBeath House | 1st Floor | 310 > Goswell Road | London | EC1V 7LW > > <https://www.google.com/maps/dir//CTVC,+MacBeath+House,+310+Goswell+Rd,+London+EC1V+7LW,+UK/@51.5303537,-0.1033914,18.08z/data=%214m8%214m7%211m0%211m5%211m1%211s0x48760346117ae513:0x29b32b81d4111d0a%212m2%211d-0.1021599%212d51.5297478?hl=en-GB>(+44) > 0207 940 8495 | (+44) 07870 233 359 | Skype: stuartctvc > > On 25 April 2018 at 17:53, Gyan Doshi <[email protected]> wrote: > >> >> On 4/25/2018 10:09 PM, Stuart Porter wrote: >> >>> Thanks Guan, >>> >>> I pasted a screengrab there but it's been stripped out. I've left the >>> office now but will find a way to send it later. >>> >> >> Oh, got it then. They show up as attachments. >> >> With 1G, there's no longer a buffer error. Apparently, ffmpeg is finding >> corrupted frames in the video input. >> >> Does the output of >> >> ffmpeg -f dshow -video_size 1920x1080 -r 60 -rtbufsize 1G -i >> video="AVerMedia Live Gamer HD 2":audio="Line (3- AVerMedia Live Gamer H" >> -c copy -t 30 test.mov >> >> appear free of corruption or missing frames? And without those latest >> errors? >> >> Gyan >> >> _______________________________________________ >> ffmpeg-user mailing list >> [email protected] >> http://ffmpeg.org/mailman/listinfo/ffmpeg-user >> >> To unsubscribe, visit link above, or email >> [email protected] with subject "unsubscribe". >> > > -- Registered in England No. 1375941 (Registered Office 12 Warwick Square London SW1V 2AA) Charity No. 276286 This email, and any attachment, is confidential. 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