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fftools/ffmpeg: add loopback decoding

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This allows to send an encoder's output back to decoding and feed the
result into a complex filtergraph.
This commit is contained in:
Anton Khirnov
2024-02-19 10:27:44 +01:00
parent b98af440c5
commit a9193f7b7d
10 changed files with 336 additions and 14 deletions
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2
fftools/cmdutils.c
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@@ -528,7 +528,7 @@ static void check_options(const OptionDef *po)
{
while (po->name) {
if (po->flags & OPT_PERFILE)
av_assert0(po->flags & (OPT_INPUT | OPT_OUTPUT));
av_assert0(po->flags & (OPT_INPUT | OPT_OUTPUT | OPT_DECODER));
if (po->type == OPT_TYPE_FUNC)
av_assert0(!(po->flags & (OPT_FLAG_OFFSET | OPT_FLAG_SPEC)));