Commit b0c7e3ff authored by Tim Walker's avatar Tim Walker Committed by Justin Ruggles

mlp_parser: account for AVCodecContext.request_channels when setting the channel layout.

Allows users to configure the output based on what's actually decoded, rather than the full native layout.
Signed-off-by: 's avatarJustin Ruggles <justin.ruggles@gmail.com>
parent 1fd2deed
......@@ -322,11 +322,23 @@ static int mlp_parse(AVCodecParserContext *s,
if (mh.stream_type == 0xbb) {
/* MLP stream */
if (avctx->request_channels > 0 && avctx->request_channels <= 2 &&
mh.num_substreams > 1) {
avctx->channels = 2;
avctx->channel_layout = AV_CH_LAYOUT_STEREO;
} else {
avctx->channels = mh.channels_mlp;
avctx->channel_layout = mh.channel_layout_mlp;
}
} else { /* mh.stream_type == 0xba */
/* TrueHD stream */
if (mh.channels_thd_stream2) {
if (avctx->request_channels > 0 && avctx->request_channels <= 2 &&
mh.num_substreams > 1) {
avctx->channels = 2;
avctx->channel_layout = AV_CH_LAYOUT_STEREO;
} else if (mh.channels_thd_stream2 &&
(avctx->request_channels <= 0 ||
avctx->request_channels > mh.channels_thd_stream1)) {
avctx->channels = mh.channels_thd_stream2;
avctx->channel_layout = mh.channel_layout_thd_stream2;
} else {
......
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