Print filter input/output formats in help output #43
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Submitted as pull.43.ffstaging.FFmpeg.1665494271.ffmpegagent@gmail.com To fetch this version into To fetch this version to local tag |
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Submitted as pull.43.v2.ffstaging.FFmpeg.1665524301.ffmpegagent@gmail.com To fetch this version into To fetch this version to local tag |
Prints the following to AVBPrint:
For pass-through filter links:
"All (passthrough)"
For filters using query_formats:
"Dynamic"
For filters using query_formats where a call to query_formats
succeeds (example):
"Dynamic, Defaults: [yuv420p, yuvj420p, yuva420p, nv12, nv21]"
For all other filters (example):
"[s16p, s32p, fltp, dblp]"
Except in case when the number of formats equals the number of
available formats:
"All"
Signed-off-by: softworkz <softworkz@hotmail.com>
Exmaple command: ffmpeg -h filters=overlay
Output:
Filter overlay
Overlay a video source on top of the input.
slice threading supported
Inputs:
#0: main (video), Formats: Dynamic, Default: [yuv420p, yuvj420p,
yuva420p, nv12, nv21]
#1: overlay (video), Formats: Dynamic, Default: [yuva420p]
Outputs:
#0: default (video), Formats: Dynamic, Default: [yuv420p, yuvj420p,
yuva420p, nv12, nv21]
overlay AVOptions:
[...]
Signed-off-by: softworkz <softworkz@hotmail.com>
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Example output for command:
ffmpeg -h filters=overlayExamples for what it prints in various cases
For pass-through filter links
For filters using query_formats
For filters using query_formats where a call to query_formats succeeds
For all other cases
Except when all formats are supported
(number of formats equals number of available formats)
v2: rebase and fix compiler warnings