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avfilter/vf_libplacebo: allow differing formats per input

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Each input is entirely independent and can have varying pixel formats,
color spaces, etc. To accomplish this, we need to make a full copy of the
format list for each subsequent input, rather than sharing the same ref.

Signed-off-by: Niklas Haas <git@haasn.dev>
Sponsored-by: nxtedition
This commit is contained in:
Niklas Haas
2025-02-19 18:21:53 +01:00
parent 6602b88df6
commit d48745ba1c
1 changed files with 9 additions and 1 deletions
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10
libavfilter/vf_libplacebo.c
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@ -1159,8 +1159,16 @@ static int libplacebo_query_format(const AVFilterContext *ctx,
goto fail;
}
for (int i = 0; i < s->nb_inputs; i++)
for (int i = 0; i < s->nb_inputs; i++) {
if (i > 0) {
/* Duplicate the format list for each subsequent input */
infmts = NULL;
for (int n = 0; n < cfg_in[0]->formats->nb_formats; n++)
RET(ff_add_format(&infmts, cfg_in[0]->formats->formats[n]));
}
RET(ff_formats_ref(infmts, &cfg_in[i]->formats));
}
RET(ff_formats_ref(outfmts, &cfg_out[0]->formats));
/* Set colorspace properties */