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author | Stefano Sabatini <stefasab@gmail.com> | 2024-01-14 16:53:10 +0100 |
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committer | Stefano Sabatini <stefasab@gmail.com> | 2024-01-20 12:46:33 +0100 |
commit | f7b410fac2048478f3e615d52b9ec643dee40fd1 (patch) | |
tree | 0427aba2be8e942efb329a7b2d98a5966b8e4268 /doc/muxers.texi | |
parent | 261fd5c841fe2c8141422d53d6909a8df723ab03 (diff) | |
download | ffmpeg-f7b410fac2048478f3e615d52b9ec643dee40fd1.tar.gz |
doc/muxers: add avif
Diffstat (limited to 'doc/muxers.texi')
-rw-r--r-- | doc/muxers.texi | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/doc/muxers.texi b/doc/muxers.texi index 1636f16cab..0d163a1629 100644 --- a/doc/muxers.texi +++ b/doc/muxers.texi @@ -835,6 +835,33 @@ compatibility with software that only supports a single audio stream in AVI (see @ref{amerge,,the "amerge" section in the ffmpeg-filters manual,ffmpeg-filters}). @end table +@section avif +AV1 (Alliance for Open Media Video codec 1) image format muxer. + +This muxers stores images encoded using the AV1 codec. + +It accepts one or two video streams. In case two video streams are +provided, the second one shall contain a single plane storing the +alpha mask. + +In case more than one image is provided, the generated output is +considered an animated AVIF and the number of loops can be specified +with the @option{loop} option. + +This is based on the specification by Alliance for Open Media at url +@url{https://aomediacodec.github.io/av1-avif}. + +@subsection Options +@table @option +@item loop @var{count} +number of times to loop an animated AVIF, @code{0} specify an infinite +loop, default is @code{0} + +@item movie_timescale @var{timescale} +Set the timescale written in the movie header box (@code{mvhd}). +Range is 1 to INT_MAX. Default is @code{1000}. +@end table + @anchor{chromaprint} @section chromaprint @@ -2048,7 +2075,6 @@ If a PNG image is used, it must use the rgba pixel format @anchor{image2} @section image2 - Image file muxer. The image file muxer writes video frames to image files. |