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avcodec/apedec: move 'coeffs[256] and delay[256]' into, long_filter_high_3800

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Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
zhaoxiu.zeng 2015-02-14 00:55:34 +08:00 committed by Michael Niedermayer
parent 9e6198f0a4
commit 0073c8e345
1 changed files with 8 additions and 10 deletions
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18
libavcodec/apedec.c
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@ -899,11 +899,11 @@ static av_always_inline int filter_3800(APEPredictor *p,
return p->filterA[filter];
}
static void long_filter_high_3800(int32_t *buffer, int order, int shift,
int32_t *coeffs, int32_t *delay, int length)
static void long_filter_high_3800(int32_t *buffer, int order, int shift, int length)
{
int i, j;
int32_t dotprod, sign;
int32_t coeffs[256], delay[256];
memset(coeffs, 0, order * sizeof(*coeffs));
for (i = 0; i < order; i++)
@ -947,13 +947,12 @@ static void predictor_decode_stereo_3800(APEContext *ctx, int count)
APEPredictor *p = &ctx->predictor;
int32_t *decoded0 = ctx->decoded[0];
int32_t *decoded1 = ctx->decoded[1];
int32_t coeffs[256], delay[256];
int start = 4, shift = 10;
if (ctx->compression_level == COMPRESSION_LEVEL_HIGH) {
start = 16;
long_filter_high_3800(decoded0, 16, 9, coeffs, delay, count);
long_filter_high_3800(decoded1, 16, 9, coeffs, delay, count);
long_filter_high_3800(decoded0, 16, 9, count);
long_filter_high_3800(decoded1, 16, 9, count);
} else if (ctx->compression_level == COMPRESSION_LEVEL_EXTRA_HIGH) {
int order = 128, shift2 = 11;
@ -965,8 +964,8 @@ static void predictor_decode_stereo_3800(APEContext *ctx, int count)
long_filter_ehigh_3830(decoded1 + order, count - order);
}
start = order;
long_filter_high_3800(decoded0, order, shift2, coeffs, delay, count);
long_filter_high_3800(decoded1, order, shift2, coeffs, delay, count);
long_filter_high_3800(decoded0, order, shift2, count);
long_filter_high_3800(decoded1, order, shift2, count);
}
while (count--) {
@ -1002,12 +1001,11 @@ static void predictor_decode_mono_3800(APEContext *ctx, int count)
{
APEPredictor *p = &ctx->predictor;
int32_t *decoded0 = ctx->decoded[0];
int32_t coeffs[256], delay[256];
int start = 4, shift = 10;
if (ctx->compression_level == COMPRESSION_LEVEL_HIGH) {
start = 16;
long_filter_high_3800(decoded0, 16, 9, coeffs, delay, count);
long_filter_high_3800(decoded0, 16, 9, count);
} else if (ctx->compression_level == COMPRESSION_LEVEL_EXTRA_HIGH) {
int order = 128, shift2 = 11;
@ -1018,7 +1016,7 @@ static void predictor_decode_mono_3800(APEContext *ctx, int count)
long_filter_ehigh_3830(decoded0 + order, count - order);
}
start = order;
long_filter_high_3800(decoded0, order, shift2, coeffs, delay, count);
long_filter_high_3800(decoded0, order, shift2, count);
}
while (count--) {