diff options
| author | Lasse Reinhold <lassemikkelreinhold@hotmail.com> | 2009-09-30 15:13:09 +0000 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at> | 2009-09-30 15:13:09 +0000 |
| commit | 391dbb54a640f6943bb879e8d301114caab83210 (patch) | |
| tree | a34bae39c112d8cde5a0eb2f0060749bdf4b180b | |
| parent | 5dd76bd741022ee87c8a1945e4ef0d97467f70e3 (diff) | |
Use floating point mathematics when encoding mpeg audio.
Fixes issue 975: high db peak levels when encoding mp2
Original patch by Lasse Reinhold, lassemikkelreinhold hotmail
Originally committed as revision 20100 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/mpegaudioenc.c | 2 | ||||
| -rw-r--r-- | tests/rotozoom.regression.ref | 8 | ||||
| -rw-r--r-- | tests/vsynth.regression.ref | 8 |
3 files changed, 9 insertions, 9 deletions
diff --git a/libavcodec/mpegaudioenc.c b/libavcodec/mpegaudioenc.c index aefdbc6ba1..a1e2023ba1 100644 --- a/libavcodec/mpegaudioenc.c +++ b/libavcodec/mpegaudioenc.c @@ -59,7 +59,7 @@ typedef struct MpegAudioContext { } MpegAudioContext; /* define it to use floats in quantization (I don't like floats !) */ -//#define USE_FLOATS +#define USE_FLOATS #include "mpegaudiodata.h" #include "mpegaudiotab.h" diff --git a/tests/rotozoom.regression.ref b/tests/rotozoom.regression.ref index 4d572415a4..665de75f63 100644 --- a/tests/rotozoom.regression.ref +++ b/tests/rotozoom.regression.ref @@ -182,11 +182,11 @@ stddev: 3.23 PSNR: 37.92 bytes: 7603200/ 7603200 12368953 ./tests/data/a-flashsv.flv 592b3321994e26a990deb3a0a1415de9 *./tests/data/flashsv.rotozoom.out.yuv stddev: 0.65 PSNR: 51.83 bytes: 7603200/ 7603200 -28fbc7485c7939f40368f79adccb3e3d *./tests/data/a-mp2.mp2 +f6eb0a205350bbd7fb1028a01c7ae8aa *./tests/data/a-mp2.mp2 96130 ./tests/data/a-mp2.mp2 -c02d5b881c424498457298739f168368 *./tests/data/mp2.rotozoom.out.wav -stddev: 9315.45 PSNR: 16.94 bytes: 1059884/ 1058444 -stddev: 4385.18 PSNR: 23.48 bytes: 1057960/ 1058444 +74c7b6b15a001add199619fafe4059a1 *./tests/data/mp2.rotozoom.out.wav +stddev: 9315.80 PSNR: 16.93 bytes: 1059884/ 1058444 +stddev: 4385.25 PSNR: 23.48 bytes: 1057960/ 1058444 081bfd5e683b13cccf1b07c43c1c5005 *./tests/data/a-ac3.rm 98751 ./tests/data/a-ac3.rm 5d8cce28f83dd33c3c7eaf43a5db5294 *./tests/data/a-g726.wav diff --git a/tests/vsynth.regression.ref b/tests/vsynth.regression.ref index 70a1fa78ce..5df7b0d95f 100644 --- a/tests/vsynth.regression.ref +++ b/tests/vsynth.regression.ref @@ -182,11 +182,11 @@ stddev: 9.58 PSNR: 28.49 bytes: 7603200/ 7603200 14681925 ./tests/data/a-flashsv.flv 947cb24ec45a453348ae6fe3fa278071 *./tests/data/flashsv.vsynth.out.yuv stddev: 2.85 PSNR: 39.02 bytes: 7603200/ 7603200 -28fbc7485c7939f40368f79adccb3e3d *./tests/data/a-mp2.mp2 +f6eb0a205350bbd7fb1028a01c7ae8aa *./tests/data/a-mp2.mp2 96130 ./tests/data/a-mp2.mp2 -c02d5b881c424498457298739f168368 *./tests/data/mp2.vsynth.out.wav -stddev: 9315.45 PSNR: 16.94 bytes: 1059884/ 1058444 -stddev: 4385.18 PSNR: 23.48 bytes: 1057960/ 1058444 +74c7b6b15a001add199619fafe4059a1 *./tests/data/mp2.vsynth.out.wav +stddev: 9315.80 PSNR: 16.93 bytes: 1059884/ 1058444 +stddev: 4385.25 PSNR: 23.48 bytes: 1057960/ 1058444 081bfd5e683b13cccf1b07c43c1c5005 *./tests/data/a-ac3.rm 98751 ./tests/data/a-ac3.rm 5d8cce28f83dd33c3c7eaf43a5db5294 *./tests/data/a-g726.wav |