From b53285462263ef8a795f0e289abd5799b4c57652 Mon Sep 17 00:00:00 2001 From: Tim Walker Date: Fri, 22 Nov 2013 17:25:48 +0100 Subject: ac3: implement request_channel_layout. Signed-off-by: Diego Biurrun --- libavcodec/aac_ac3_parser.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) (limited to 'libavcodec/aac_ac3_parser.c') diff --git a/libavcodec/aac_ac3_parser.c b/libavcodec/aac_ac3_parser.c index 00d95ad155..d3da9b7696 100644 --- a/libavcodec/aac_ac3_parser.c +++ b/libavcodec/aac_ac3_parser.c @@ -20,6 +20,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "libavutil/channel_layout.h" #include "libavutil/common.h" #include "parser.h" #include "aac_ac3_parser.h" @@ -83,9 +84,22 @@ get_next: avctx->sample_rate = s->sample_rate; /* (E-)AC-3: allow downmixing to stereo or mono */ - if (avctx->request_channels > 0 && avctx->request_channels <= 2 && - avctx->request_channels < s->channels) { - avctx->channels = avctx->request_channels; +#if FF_API_REQUEST_CHANNELS +FF_DISABLE_DEPRECATION_WARNINGS + if (avctx->request_channels == 1) + avctx->request_channel_layout = AV_CH_LAYOUT_MONO; + else if (avctx->request_channels == 2) + avctx->request_channel_layout = AV_CH_LAYOUT_STEREO; +FF_ENABLE_DEPRECATION_WARNINGS +#endif + if (s->channels > 1 && + avctx->request_channel_layout == AV_CH_LAYOUT_MONO) { + avctx->channels = 1; + avctx->channel_layout = AV_CH_LAYOUT_MONO; + } else if (s->channels > 2 && + avctx->request_channel_layout == AV_CH_LAYOUT_STEREO) { + avctx->channels = 2; + avctx->channel_layout = AV_CH_LAYOUT_STEREO; } else { avctx->channels = s->channels; avctx->channel_layout = s->channel_layout; -- cgit v1.2.3