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fftools/ffmpeg_filter: do not pass OutputStream to set_channel_layout() 

It only needs a list of allowed layouts and the requested layout.
This commit is contained in:
Anton Khirnov 2024-03-29 10:15:49 +01:00
parent d7cde009ce
commit 8c33085313
1 changed files with 12 additions and 12 deletions
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24
fftools/ffmpeg_filter.c
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@ -722,42 +722,42 @@ static int ifilter_bind_dec(InputFilterPriv *ifp, Decoder *dec)
return 0;
}
static int set_channel_layout(OutputFilterPriv *f, OutputStream *ost)
static int set_channel_layout(OutputFilterPriv *f, const AVChannelLayout *layouts_allowed,
const AVChannelLayout *layout_requested)
{
const AVCodec *c = ost->enc_ctx->codec;
int i, err;
if (ost->enc_ctx->ch_layout.order != AV_CHANNEL_ORDER_UNSPEC) {
if (layout_requested->order != AV_CHANNEL_ORDER_UNSPEC) {
/* Pass the layout through for all orders but UNSPEC */
err = av_channel_layout_copy(&f->ch_layout, &ost->enc_ctx->ch_layout);
err = av_channel_layout_copy(&f->ch_layout, layout_requested);
if (err < 0)
return err;
return 0;
}
/* Requested layout is of order UNSPEC */
if (!c->ch_layouts) {
if (!layouts_allowed) {
/* Use the default native layout for the requested amount of channels when the
encoder doesn't have a list of supported layouts */
av_channel_layout_default(&f->ch_layout, ost->enc_ctx->ch_layout.nb_channels);
av_channel_layout_default(&f->ch_layout, layout_requested->nb_channels);
return 0;
}
/* Encoder has a list of supported layouts. Pick the first layout in it with the
same amount of channels as the requested layout */
for (i = 0; c->ch_layouts[i].nb_channels; i++) {
if (c->ch_layouts[i].nb_channels == ost->enc_ctx->ch_layout.nb_channels)
for (i = 0; layouts_allowed[i].nb_channels; i++) {
if (layouts_allowed[i].nb_channels == layout_requested->nb_channels)
break;
}
if (c->ch_layouts[i].nb_channels) {
if (layouts_allowed[i].nb_channels) {
/* Use it if one is found */
err = av_channel_layout_copy(&f->ch_layout, &c->ch_layouts[i]);
err = av_channel_layout_copy(&f->ch_layout, &layouts_allowed[i]);
if (err < 0)
return err;
return 0;
}
/* If no layout for the amount of channels requested was found, use the default
native layout for it. */
av_channel_layout_default(&f->ch_layout, ost->enc_ctx->ch_layout.nb_channels);
av_channel_layout_default(&f->ch_layout, layout_requested->nb_channels);
return 0;
}
@ -844,7 +844,7 @@ int ofilter_bind_ost(OutputFilter *ofilter, OutputStream *ost,
ofp->sample_rates = c->supported_samplerates;
}
if (ost->enc_ctx->ch_layout.nb_channels) {
int ret = set_channel_layout(ofp, ost);
int ret = set_channel_layout(ofp, c->ch_layouts, &ost->enc_ctx->ch_layout);
if (ret < 0)
return ret;
} else if (c->ch_layouts) {