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Merge commit 'a92fd8a06256e71a0be87b03751ec3c2a4a8aa21'

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* commit 'a92fd8a06256e71a0be87b03751ec3c2a4a8aa21':
  hevc: Add DC IDCT

Noop, only spacing adjusted.

Merged-by: Clément Bœsch <cboesch@gopro.com>
pull/249/merge
Clément Bœsch 8 years ago
parent 2456efcc0f a92fd8a062
commit a604115f72
1 changed files with 13 additions and 13 deletions
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  1. 26
      libavcodec/hevcdsp_template.c

26
libavcodec/hevcdsp_template.c
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@ -263,19 +263,19 @@ static void FUNC(idct_ ## H ## x ## H )(int16_t *coeffs, \
} \
}
#define IDCT_DC(H) \
static void FUNC(idct_##H ##x ##H ##_dc)( \
int16_t *coeffs) { \
int i, j; \
int shift = 14 - BIT_DEPTH; \
int add = 1 << (shift - 1); \
int coeff = (((coeffs[0] + 1) >> 1) + add) >> shift; \
\
for (j = 0; j < H; j++) { \
for (i = 0; i < H; i++) { \
coeffs[i+j*H] = coeff; \
} \
} \
#define IDCT_DC(H) \
static void FUNC(idct_ ## H ## x ## H ## _dc)(int16_t *coeffs) \
{ \
int i, j; \
int shift = 14 - BIT_DEPTH; \
int add = 1 << (shift - 1); \
int coeff = (((coeffs[0] + 1) >> 1) + add) >> shift; \
\
for (j = 0; j < H; j++) { \
for (i = 0; i < H; i++) { \
coeffs[i + j * H] = coeff; \
} \
} \
}
IDCT( 4)

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