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Fix bug in libatrac which lead to playback errors and/or distortions with some atrac3 files.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28642 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2010-11-22 23:26:39 +00:00
parent 6695226331
commit dedffd3f40
1 changed files with 4 additions and 4 deletions
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8
apps/codecs/libatrac/atrac3.c
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@ -666,7 +666,7 @@ static void applyFixGain (int32_t *pIn, int32_t *pPrev, int32_t *pOut,
if (ONE_16 == gain) { if (ONE_16 == gain) {
/* gain1 = 1.0 -> no multiplication needed, just adding */ /* gain1 = 1.0 -> no multiplication needed, just adding */
/* Remark: This path is called >90%. */ /* Remark: This path is called >90%. */
do { while (i<256) {
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
@ -675,11 +675,11 @@ static void applyFixGain (int32_t *pIn, int32_t *pPrev, int32_t *pOut,
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
pOut[i] = pIn[i] + pPrev[i]; i++; pOut[i] = pIn[i] + pPrev[i]; i++;
} while (i<256); };
} else { } else {
/* gain1 != 1.0 -> we need to do a multiplication */ /* gain1 != 1.0 -> we need to do a multiplication */
/* Remark: This path is called seldom. */ /* Remark: This path is called seldom. */
do { while (i<256) {
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
@ -688,7 +688,7 @@ static void applyFixGain (int32_t *pIn, int32_t *pPrev, int32_t *pOut,
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++; pOut[i] = fixmul16(pIn[i], gain) + pPrev[i]; i++;
} while (i<256); };
} }
} }