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authorTim Walker <tdskywalker@gmail.com>2014-02-06 21:50:38 +0000
committerTim Walker <tdskywalker@gmail.com>2014-02-08 13:39:37 +0100
commitc0c45188e56cfa3050bb39f8299025345b8a204c (patch)
treec02e7479d5764ae40c43053f4c7161a476e259f4 /libavcodec/mlpdec.c
parent5c1c6e82261b856214499b9fef3a08bf3ff6e0ae (diff)
downloadffmpeg-c0c45188e56cfa3050bb39f8299025345b8a204c.tar.gz
mlp: improve request_channel_layout behavior.
Don't decode further substreams if request_channel_layout is a subset of the current substream's channel_layout. Before, we would only discard further substreams if request_channel_layout matched the substream's channel_layout extactly, thus decoding additional channels which the caller would probably end up downmixing.
Diffstat (limited to 'libavcodec/mlpdec.c')
-rw-r--r--libavcodec/mlpdec.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index 76ce4c4367..d8a76f554a 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -504,8 +504,8 @@ FF_DISABLE_DEPRECATION_WARNINGS
} else
FF_ENABLE_DEPRECATION_WARNINGS
#endif
- if (m->avctx->request_channel_layout == s->ch_layout &&
- m->max_decoded_substream > substr) {
+ if ((s->ch_layout & m->avctx->request_channel_layout) ==
+ m->avctx->request_channel_layout && m->max_decoded_substream > substr) {
av_log(m->avctx, AV_LOG_DEBUG,
"Extracting %d-channel downmix (0x%"PRIx64") from substream %d. "
"Further substreams will be skipped.\n",