Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
 help / color / mirror / Atom feed
* [FFmpeg-devel] [PATCH 3/6] doc/muxers: add avif
@ 2024-01-14 16:39 Stefano Sabatini
  0 siblings, 0 replies; only message in thread
From: Stefano Sabatini @ 2024-01-14 16:39 UTC (permalink / raw)
  To: FFmpeg development discussions and patches; +Cc: Stefano Sabatini

---
 doc/muxers.texi | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

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.
-- 
2.34.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".

^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2024-01-14 16:39 UTC | newest]

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-01-14 16:39 [FFmpeg-devel] [PATCH 3/6] doc/muxers: add avif Stefano Sabatini

Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://master.gitmailbox.com/ffmpegdev/0 ffmpegdev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 ffmpegdev ffmpegdev/ https://master.gitmailbox.com/ffmpegdev \
		ffmpegdev@gitmailbox.com
	public-inbox-index ffmpegdev

Example config snippet for mirrors.


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git