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Add stereo rematrixing support to the AC-3 encoders.

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This improves the audio quality significantly for stereo source with both the
fixed-point and floating-point AC-3 encoders.
Update acodec-ac3_fixed and seek-ac3_rm test references.

Originally committed as revision 26271 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles
2011-01-08 23:21:17 +00:00
parent d267b339e4
commit dc7e07ac1f
9 changed files with 152 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/ref/acodec/ac3_fixed
+1 -1
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@@ -1,2 +1,2 @@
b315176b519a63a35cb91566e768f62b *./tests/data/acodec/ac3.rm
9823c8f74097eab5d148cf0536ae932e *./tests/data/acodec/ac3.rm
98751 ./tests/data/acodec/ac3.rm
tests/ref/seek/ac3_rm
+7 -14
View File
@@ -5,11 +5,9 @@ ret:-1 st:-1 flags:1 ts: 1.894167
ret:-1 st: 0 flags:0 ts: 0.788000
ret: 0 st: 0 flags:1 ts:-0.317000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret: 0 st:-1 flags:0 ts: 2.576668
ret: 0 st: 0 flags:1 dts: 4.179000 pts: 4.179000 pos: 68585 size: 556
ret:-1 st:-1 flags:0 ts: 2.576668
ret:-1 st:-1 flags:1 ts: 1.470835
ret: 0 st: 0 flags:0 ts: 0.365000
ret: 0 st: 0 flags:1 dts: 0.383000 pts: 0.383000 pos: 6533 size: 558
ret:-1 st: 0 flags:0 ts: 0.365000
ret: 0 st: 0 flags:1 ts:-0.741000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret:-1 st:-1 flags:0 ts: 2.153336
@@ -18,25 +16,20 @@ ret: 0 st: 0 flags:0 ts:-0.058000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret:-1 st: 0 flags:1 ts: 2.836000
ret:-1 st:-1 flags:0 ts: 1.730004
ret: 0 st:-1 flags:1 ts: 0.624171
ret: 0 st: 0 flags:1 dts: 0.452000 pts: 0.452000 pos: 7671 size: 558
ret:-1 st:-1 flags:1 ts: 0.624171
ret: 0 st: 0 flags:0 ts:-0.482000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret: 0 st: 0 flags:1 ts: 2.413000
ret: 0 st: 0 flags:1 dts: 2.333000 pts: 2.333000 pos: 38413 size: 556
ret:-1 st: 0 flags:1 ts: 2.413000
ret:-1 st:-1 flags:0 ts: 1.306672
ret:-1 st:-1 flags:1 ts: 0.200839
ret: 0 st: 0 flags:0 ts:-0.905000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret: 0 st: 0 flags:1 ts: 1.989000
ret: 0 st: 0 flags:1 dts: 1.985000 pts: 1.985000 pos: 32719 size: 558
ret:-1 st: 0 flags:1 ts: 1.989000
ret:-1 st:-1 flags:0 ts: 0.883340
ret: 0 st:-1 flags:1 ts:-0.222493
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556
ret: 0 st: 0 flags:0 ts: 2.672000
ret: 0 st: 0 flags:1 dts: 4.179000 pts: 4.179000 pos: 68585 size: 556
ret:-1 st: 0 flags:0 ts: 2.672000
ret:-1 st: 0 flags:1 ts: 1.566000
ret: 0 st:-1 flags:0 ts: 0.460008
ret: 0 st: 0 flags:1 dts: 4.179000 pts: 4.179000 pos: 68585 size: 556
ret:-1 st:-1 flags:0 ts: 0.460008
ret: 0 st:-1 flags:1 ts:-0.645825
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 271 size: 556