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decoder/mpcdec: fix negative shift on fixed-point samples

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"There is a bug in fixed-point musepack (musepack_src_r435) playback.
In floating-point audio is OK but in fixed audio is distorted.  I have
made a patch for this"
This commit is contained in:
Piotr Gozdur
2010-03-17 17:54:21 +01:00
committed by Max Kellermann
parent 9134169e37
commit 96033e4b4e
2 changed files with 2 additions and 1 deletions
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1
NEWS
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@@ -1,6 +1,7 @@
ver 0.15.9 (2009/??/??) ver 0.15.9 (2009/??/??)
* decoders: * decoders:
- mad: fix crash when seeking at end of song - mad: fix crash when seeking at end of song
- mpcdec: fix negative shift on fixed-point samples
* playlist: fix single+repeat in random mode * playlist: fix single+repeat in random mode

2
src/decoder/mpcdec_plugin.c
View File

@@ -103,7 +103,7 @@ mpc_to_mpd_sample(MPC_SAMPLE_FORMAT sample)
const int shift = bits - MPC_FIXED_POINT_SCALE_SHIFT; const int shift = bits - MPC_FIXED_POINT_SCALE_SHIFT;
if (shift < 0) if (shift < 0)
val = sample << -shift; val = sample >> -shift;
else else
val = sample << shift; val = sample << shift;
#else #else