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@ -1112,10 +1112,10 @@ need to configure with the appropriate @code{--extra-cflags} |
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and @code{--extra-ldflags}. |
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On Windows, you need to run the IDL files through @command{widl}. |
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DeckLink is very picky about the formats it supports. Pixel format is always |
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uyvy422, framerate and video size must be determined for your device with |
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DeckLink is very picky about the formats it supports. Pixel format is |
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uyvy422 or v210, framerate and video size must be determined for your device with |
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@command{-list_formats 1}. Audio sample rate is always 48 kHz and the number |
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of channels currently is limited to 2 (stereo). |
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of channels can be 2, 8 or 16. |
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@subsection Options |
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@ -1129,6 +1129,16 @@ Defaults to @option{false}. |
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If set to @option{true}, print a list of supported formats and exit. |
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Defaults to @option{false}. |
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@item bm_v210 |
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If set to @samp{1}, video is captured in 10 bit v210 instead |
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of uyvy422. Not all Blackmagic devices support this option. |
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@item bm_channels <CHANNELS> |
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Number of audio channels, can be 2, 8 or 16 |
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@item bm_audiodepth <BITDEPTH> |
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Audio bit depth, can be 16 or 32. |
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@end table |
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@subsection Examples |
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@ -1153,6 +1163,24 @@ Capture video clip at 1080i50 (format 11): |
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ffmpeg -f decklink -i 'Intensity Pro@@11' -acodec copy -vcodec copy output.avi |
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@end example |
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@item |
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Capture video clip at 1080i50 10 bit: |
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@example |
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ffmpeg -bm_v210 1 -f decklink -i 'UltraStudio Mini Recorder@@11' -acodec copy -vcodec copy output.avi |
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@end example |
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@item |
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Capture video clip at 720p50 with 32bit audio: |
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@example |
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ffmpeg -bm_audiodepth 32 -f decklink -i 'UltraStudio Mini Recorder@@14' -acodec copy -vcodec copy output.avi |
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@end example |
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@item |
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Capture video clip at 576i50 with 8 audio channels: |
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@example |
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ffmpeg -bm_channels 8 -f decklink -i 'UltraStudio Mini Recorder@@3' -acodec copy -vcodec copy output.avi |
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@end example |
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@end itemize |
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