Just to prove that it works after few times kill and start again. I just dont get it why I have to do that, is because I quit the ffmpeg in a strange way? Is this an issue of the ffmpeg? Hardware issues? I tried with a different camera and the same happens.
ffmpeg.exe -y -f dshow -video_size 1920x1080 -pixel_format uyv y422 -rtbufsize 2100 -framerate 59.94 -i "video=Decklink Video Capture" -codec:v libx264 -preset ultrafast -an -crf 0 a.mkv ffmpeg version N-78598-g98a0053 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 5.3.0 (GCC) configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-av isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enab le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca -- enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm --enable-l ibilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enab le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --en able-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --ena ble-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis -- enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-lib x265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma --enable-d ecklink --enable-zlib libavutil 55. 18.100 / 55. 18.100 libavcodec 57. 24.103 / 57. 24.103 libavformat 57. 25.101 / 57. 25.101 libavdevice 57. 0.101 / 57. 0.101 libavfilter 6. 34.100 / 6. 34.100 libswscale 4. 0.100 / 4. 0.100 libswresample 2. 0.101 / 2. 0.101 libpostproc 54. 0.100 / 54. 0.100 Input #0, dshow, from 'video=Decklink Video Capture': Duration: N/A, start: 0.069038, bitrate: N/A Stream #0:0: Video: rawvideo (HDYC / 0x43594448), uyvy422(tv), 1920x1080, 59 .94 tbr, 10000k tbn, 59.94 tbc No pixel format specified, yuv422p for H.264 encoding chosen. Use -pix_fmt yuv420p for compatibility with outdated media players. [libx264 @ 000000193a022a80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2 [libx264 @ 000000193a022a80] profile High 4:4:4 Predictive, level 4.2, 4:2:2 8-b it [libx264 @ 000000193a022a80] 264 - core 148 r2665 a01e339 - H.264/MPEG-4 AVC cod ec - Copyleft 2003-2016 - http://www.videolan.org/x264.html - options: cabac=0 r ef=1 deblock=0:0:0 analyse=0:0 me=dia subme=0 psy=0 mixed_ref=0 me_range=16 chro ma_me=1 trellis=0 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=0 chroma_qp_offset=0 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=1 interlaced=0 blu ray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 sc enecut=0 intra_refresh=0 rc=cqp mbtree=0 qp=0 Output #0, matroska, to 'a.mkv': Metadata: encoder : Lavf57.25.101 Stream #0:0: Video: h264 (libx264) (H264 / 0x34363248), yuv422p, 1920x1080, q=-1--1, 59.94 fps, 1k tbn, 59.94 tbc Metadata: encoder : Lavc57.24.103 libx264 Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1 Stream mapping: Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264)) Press [q] to stop, [?] for help frame= 31 fps=0.0 q=0.0 size= 3243kB time=00:00:00.30 bitrate=88547.4kbits/ frame= 62 fps= 61 q=0.0 size= 8849kB time=00:00:00.81 bitrate=88730.3kbits/ frame= 92 fps= 61 q=0.0 size= 14266kB time=00:00:01.31 bitrate=88668.9kbits/ frame= 122 fps= 61 q=0.0 size= 19683kB time=00:00:01.81 bitrate=88692.3kbits/ frame= 152 fps= 60 q=0.0 size= 25102kB time=00:00:02.31 bitrate=88674.1kbits/ frame= 182 fps= 60 q=0.0 size= 30525kB time=00:00:02.81 bitrate=88704.6kbits/ frame= 212 fps= 60 q=0.0 size= 35941kB time=00:00:03.32 bitrate=88682.6kbits/ frame= 243 fps= 60 q=0.0 size= 41528kB time=00:00:03.83 bitrate=88662.0kbits/ frame= 273 fps= 60 q=0.0 size= 46928kB time=00:00:04.33 bitrate=88619.5kbits/ frame= 303 fps= 60 q=0.0 size= 52344kB time=00:00:04.83 bitrate=88631.3kbits/ frame= 333 fps= 60 q=0.0 size= 57756kB time=00:00:05.33 bitrate=88618.9kbits/ [dshow @ 000000193a01b5a0] real-time buffer [Decklink Video Capture] [video inpu t] too full or near too full (197485% of size: 2100 [rtbufsize parameter])! fram e dropped! frame= 334 fps= 60 q=-1.0 Lsize= 60282kB time=00:00:05.57 bitrate=88626.7kbit s/s speed=0.998x video:60278kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.005839% [libx264 @ 000000193a022a80] frame I:2 Avg QP: 0.00 size:175067 [libx264 @ 000000193a022a80] frame P:332 Avg QP: 0.00 size:184862 [libx264 @ 000000193a022a80] mb I I16..4: 100.0% 0.0% 0.0% [libx264 @ 000000193a022a80] mb P I16..4: 97.0% 0.0% 0.0% P16..4: 3.0% 0.0 % 0.0% 0.0% 0.0% skip: 0.0% [libx264 @ 000000193a022a80] coded y,uvDC,uvAC intra: 0.3% 100.0% 99.9% inter: 1 2.5% 100.0% 100.0% [libx264 @ 000000193a022a80] i16 v,h,dc,p: 100% 0% 0% 0% [libx264 @ 000000193a022a80] i8c dc,h,v,p: 2% 2% 96% 0% [libx264 @ 000000193a022a80] kb/s:88617.23 [dshow @ 000000193a01b5a0] real-time buffer [Decklink Video Capture] [video inpu t] too full or near too full (197485% of size: 2100 [rtbufsize parameter])! fram e dropped! Last message repeated 1 times On 1 March 2016 at 15:16, Claudiu Rad <jazz...@misalpina.net> wrote: > > On 3/1/2016 5:13 PM, Christian Bianchini wrote: > >> I just tried without that parameter and >> >> frame= 2 fps=0.6 q=0.0 size= 0kB time=00:00:00.00 bitrate=N/A >> dup=0 dro >> frame= 2 fps=0.5 q=0.0 size= 0kB time=00:00:00.00 bitrate=N/A >> dup=0 dro >> frame= 2 fps=0.4 q=0.0 size= 0kB time=00:00:00.00 bitrate=N/A >> dup=0 dro >> [dshow @ 000000898217b420] real-time buffer [Decklink Video Capture] >> [video >> inpu >> t] too full or near too full (136% of size: 3041280 [rtbufsize >> parameter])! >> fram >> e dropped! >> > > well, just try to set it larger like the error suggests, for example 10 > times the default: > > -rtbufsize 30412800 > > still, i don't know if this is your problem. > > -- > Claudiu > > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > -- --------------------------- Hardware & Software Developer christ...@bianchini.ch <christ...@biachini.ch> www.max246.ch _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user