[FFmpeg-cvslog] aacdec: Use correct speaker order for 7.1.
Alex Converse
git at videolan.org
Thu Feb 9 01:46:10 CET 2012
ffmpeg | branch: master | Alex Converse <alex.converse at gmail.com> | Tue Jan 31 14:25:35 2012 -0800| [314af0ff94255ab5f08790c05b9967c5f960a6e8] | committer: Alex Converse
aacdec: Use correct speaker order for 7.1.
The spec says the following speaker mapping is default:
center front speaker
left, right center front speakers,
left, right outside front speakers,
left surround, right surround rear speakers,
front low frequency effects speaker
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=314af0ff94255ab5f08790c05b9967c5f960a6e8
---
libavcodec/aacdectab.h | 4 ++--
libavutil/audioconvert.h | 1 +
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavcodec/aacdectab.h b/libavcodec/aacdectab.h
index 4f8d84b..70372ad 100644
--- a/libavcodec/aacdectab.h
+++ b/libavcodec/aacdectab.h
@@ -87,7 +87,7 @@ static const uint8_t aac_channel_layout_map[7][5][2] = {
{ { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_SCE, 1 }, },
{ { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_CPE, 1 }, },
{ { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_LFE, 0 }, { TYPE_CPE, 1 }, },
- { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_LFE, 0 }, { TYPE_CPE, 2 }, { TYPE_CPE, 1 }, },
+ { { TYPE_CPE, 1 }, { TYPE_SCE, 0 }, { TYPE_LFE, 0 }, { TYPE_CPE, 2 }, { TYPE_CPE, 0 }, },
};
static const uint64_t aac_channel_layout[8] = {
@@ -97,7 +97,7 @@ static const uint64_t aac_channel_layout[8] = {
AV_CH_LAYOUT_4POINT0,
AV_CH_LAYOUT_5POINT0_BACK,
AV_CH_LAYOUT_5POINT1_BACK,
- AV_CH_LAYOUT_7POINT1_WIDE,
+ AV_CH_LAYOUT_7POINT1_WIDE_BACK,
0,
};
diff --git a/libavutil/audioconvert.h b/libavutil/audioconvert.h
index 00ed0ff..55d79fc 100644
--- a/libavutil/audioconvert.h
+++ b/libavutil/audioconvert.h
@@ -97,6 +97,7 @@
#define AV_CH_LAYOUT_7POINT0_FRONT (AV_CH_LAYOUT_5POINT0|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_7POINT1 (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_7POINT1_WIDE (AV_CH_LAYOUT_5POINT1|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
+#define AV_CH_LAYOUT_7POINT1_WIDE_BACK (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_OCTAGONAL (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_CENTER|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_STEREO_DOWNMIX (AV_CH_STEREO_LEFT|AV_CH_STEREO_RIGHT)
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