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avfilter/vf_normalize: Use formats list instead of query function 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-27 21:19:24 +02:00
parent bdfdb255f1
commit 7abe0a396c
1 changed files with 2 additions and 9 deletions
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11
libavfilter/vf_normalize.c
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@ -386,10 +386,8 @@ static void normalize(NormalizeContext *s, AVFrame *in, AVFrame *out)
// doc/writing_filters.txt for descriptions of what these interface functions
// are expected to do.
// Set the pixel formats that our filter supports. We should be able to process
// The pixel formats that our filter supports. We should be able to process
// any 8-bit RGB formats. 16-bit support might be useful one day.
static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pixel_fmts[] = {
AV_PIX_FMT_RGB24,
AV_PIX_FMT_BGR24,
@ -408,11 +406,6 @@ static int query_formats(AVFilterContext *ctx)
AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
AV_PIX_FMT_NONE
};
// According to filter_design.txt, using ff_set_common_formats() this way
// ensures the pixel formats of the input and output will be the same. That
// saves a bit of effort possibly needing to handle format conversions.
return ff_set_common_formats_from_list(ctx, pixel_fmts);
}
// At this point we know the pixel format used for both input and output. We
// can also access the frame rate of the input video and allocate some memory
@ -533,7 +526,7 @@ const AVFilter ff_vf_normalize = {
.uninit = uninit,
FILTER_INPUTS(inputs),
FILTER_OUTPUTS(outputs),
FILTER_QUERY_FUNC(query_formats),
FILTER_PIXFMTS_ARRAY(pixel_fmts),
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
.process_command = ff_filter_process_command,
};