| 1 | elias@i7:~/code/ffmpeg/docker-images/4.1/ubuntu$ docker run -it --device=/dev/blackmagic:/dev/blackmagic -v /srv/assets:/srv/assets -v /etc/blackmagic/BlackmagicPreferences.xml:/etc/blackmagic/BlackmagicPreferences.xml flaneurtv/ffmpeg:snapshot-sdk-11.1 -f lavfi -i testsrc2=size=3840x2160:rate=25 -f decklink -pix_fmt uyvy422 'DeckLink 4K Extreme'
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| 2 | ffmpeg version N-93757-ge94447c Copyright (c) 2000-2019 the FFmpeg developers
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| 3 | built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.11) 20160609
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| 4 | configuration: --enable-decklink --disable-debug --disable-doc --disable-ffplay --enable-shared --enable-avresample --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-gpl --enable-libass --enable-libfreetype --enable-libvidstab --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx265 --enable-libxvid --enable-libx264 --enable-nonfree --enable-openssl --enable-libfdk_aac --enable-libkvazaar --enable-libaom --extra-libs=-lpthread --enable-postproc --enable-small --enable-version3 --extra-cflags='-I/opt/ffmpeg/include -I/tmp/blackmagic/include' --extra-ldflags='-L/opt/ffmpeg/lib -L/tmp/blackmagic/include' --extra-libs=-ldl --prefix=/opt/ffmpeg
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| 5 | libavutil 56. 26.100 / 56. 26.100
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| 6 | libavcodec 58. 52.100 / 58. 52.100
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| 7 | libavformat 58. 27.103 / 58. 27.103
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| 8 | libavdevice 58. 7.100 / 58. 7.100
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| 9 | libavfilter 7. 50.100 / 7. 50.100
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| 10 | libavresample 4. 0. 0 / 4. 0. 0
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| 11 | libswscale 5. 4.100 / 5. 4.100
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| 12 | libswresample 3. 4.100 / 3. 4.100
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| 13 | libpostproc 55. 4.100 / 55. 4.100
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| 14 | Input #0, lavfi, from 'testsrc2=size=3840x2160:rate=25':
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| 15 | Duration: N/A, start: 0.000000, bitrate: N/A
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| 16 | Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 3840x2160 [SAR 1:1 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
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| 17 | Stream mapping:
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| 18 | Stream #0:0 -> #0:0 (rawvideo (native) -> wrapped_avframe (native))
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| 19 | Press [q] to stop, [?] for help
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| 20 | [decklink @ 0x176b200] Found Decklink mode 3840 x 2160 with rate 25.00
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| 21 | Output #0, decklink, to 'DeckLink 4K Extreme':
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| 22 | Metadata:
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| 23 | encoder : Lavf58.27.103
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| 24 | Stream #0:0: Video: wrapped_avframe, uyvy422, 3840x2160 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc
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| 25 | Metadata:
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| 26 | encoder : Lavc58.52.100 wrapped_avframe
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| 27 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 28 | Last message repeated 6 times
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| 29 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 30 | Last message repeated 5 times
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| 31 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 32 | Last message repeated 6 times
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| 33 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 34 | Last message repeated 6 times
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| 35 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 36 | Last message repeated 6 times
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| 37 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 38 | Last message repeated 6 times
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| 39 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 40 | Last message repeated 6 times
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| 41 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 42 | Last message repeated 6 times
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| 43 | [decklink @ 0x176b200] There are not enough buffered video frames. Video may misbehave!
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| 44 | frame= 84 fps= 13 q=-0.0 Lsize=N/A time=00:00:03.36 bitrate=N/A speed=0.509x
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| 45 | video:44kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
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| 46 | Exiting normally, received signal 2.
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| 47 |
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