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avfilter/af_amix: Don't needlessly reallocate table 

Replace using ff_add_format() repeatedly by a single call to
ff_make_format_list(). (Right now this also fixes a memleak: If the
first ff_add_format() succeeds and a subsequent call fails, the list
leaks.)

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-08-07 16:08:42 +02:00
parent c4beb0783b
commit 27f35fd121
1 changed files with 6 additions and 6 deletions
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12
libavfilter/af_amix.c
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@ -588,7 +588,11 @@ static av_cold void uninit(AVFilterContext *ctx)
static int query_formats(AVFilterContext *ctx)
{
AVFilterFormats *formats = NULL;
static const enum AVSampleFormat sample_fmts[] = {
AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBLP,
AV_SAMPLE_FMT_NONE
};
AVFilterChannelLayouts *layouts;
int ret;
@ -598,11 +602,7 @@ static int query_formats(AVFilterContext *ctx)
goto fail;
}
if ((ret = ff_add_format(&formats, AV_SAMPLE_FMT_FLT )) < 0 ||
(ret = ff_add_format(&formats, AV_SAMPLE_FMT_FLTP)) < 0 ||
(ret = ff_add_format(&formats, AV_SAMPLE_FMT_DBL )) < 0 ||
(ret = ff_add_format(&formats, AV_SAMPLE_FMT_DBLP)) < 0 ||
(ret = ff_set_common_formats (ctx, formats)) < 0 ||
if ((ret = ff_set_common_formats(ctx, ff_make_format_list(sample_fmts))) < 0 ||
(ret = ff_set_common_channel_layouts(ctx, layouts)) < 0 ||
(ret = ff_set_common_samplerates(ctx, ff_all_samplerates())) < 0)
goto fail;