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avfilter/af_channelmap: fix mapping if in_channel was a string but out_channel was not specified

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In this case in_channel_idx was never set and the default 0 was used.
Suprisingly no one noticed that the respective fate test output was wrong.

Signed-off-by: Marton Balint <cus@passwd.hu>
(cherry picked from commit 1bea3e9ee2)
This commit is contained in:
Marton Balint
2024-03-18 22:08:54 +01:00
parent 88127b743f
commit 0deb010ae7
2 changed files with 2 additions and 2 deletions
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libavfilter/af_channelmap.c
+1 -1
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@@ -375,7 +375,7 @@ static int channelmap_config_input(AVFilterLink *inlink)
for (i = 0; i < s->nch; i++) {
struct ChannelMap *m = &s->map[i];
if (s->mode == MAP_PAIR_STR_INT || s->mode == MAP_PAIR_STR_STR) {
if (s->mode == MAP_PAIR_STR_INT || s->mode == MAP_PAIR_STR_STR || s->mode == MAP_ONE_STR) {
m->in_channel_idx = av_channel_layout_index_from_channel(
&inlink->ch_layout, m->in_channel);
}