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ffmpeg.wasm-core
Commit 79c8e29a authored by Alex Converse's avatar Alex Converse
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aacdec: Turn PS off when switching to stereo and turn it to implicit when switching to mono.

parent 41e9682a
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libavcodec/aacdec.c
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...@@ -461,6 +461,7 @@ static ChannelElement *get_che(AACContext *ac, int type, int elem_id) ...@@ -461,6 +461,7 @@ static ChannelElement *get_che(AACContext *ac, int type, int elem_id)
return NULL; return NULL;
ac->oc[1].m4ac.chan_config = 2; ac->oc[1].m4ac.chan_config = 2;
ac->oc[1].m4ac.ps = 0;
} }
// And vice-versa // And vice-versa
if (!ac->tags_mapped && type == TYPE_SCE && ac->oc[1].m4ac.chan_config == 2) { if (!ac->tags_mapped && type == TYPE_SCE && ac->oc[1].m4ac.chan_config == 2) {
...@@ -476,6 +477,8 @@ static ChannelElement *get_che(AACContext *ac, int type, int elem_id) ...@@ -476,6 +477,8 @@ static ChannelElement *get_che(AACContext *ac, int type, int elem_id)
return NULL; return NULL;
ac->oc[1].m4ac.chan_config = 1; ac->oc[1].m4ac.chan_config = 1;
if (ac->oc[1].m4ac.sbr)
ac->oc[1].m4ac.ps = -1;
} }
// For indexed channel configurations map the channels solely based on position. // For indexed channel configurations map the channels solely based on position.
switch (ac->oc[1].m4ac.chan_config) { switch (ac->oc[1].m4ac.chan_config) {
......
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