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svq1: unmacroify macros used only once.

This commit is contained in:
Anton Khirnov 2012-12-07 19:58:20 +01:00
parent 95baf701db
commit 84a0806680
1 changed files with 24 additions and 28 deletions
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52
libavcodec/svq1dec.c
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@ -142,32 +142,6 @@ static const uint8_t string_table[256] = {
n2 &= n3 & 0x00FF00FF; \
}
#define SVQ1_DO_CODEBOOK_INTRA() \
for (y = 0; y < height; y++) { \
for (x = 0; x < width / 4; x++, codebook++) { \
n1 = n4; \
n2 = n4; \
SVQ1_ADD_CODEBOOK() \
/* store result */ \
dst[x] = n1 << 8 | n2; \
} \
dst += pitch / 4; \
}
#define SVQ1_DO_CODEBOOK_NONINTRA() \
for (y = 0; y < height; y++) { \
for (x = 0; x < width / 4; x++, codebook++) { \
n3 = dst[x]; \
/* add mean value to vector */ \
n1 = n4 + ((n3 & 0xFF00FF00) >> 8); \
n2 = n4 + (n3 & 0x00FF00FF); \
SVQ1_ADD_CODEBOOK() \
/* store result */ \
dst[x] = n1 << 8 | n2; \
} \
dst += pitch / 4; \
}
#define SVQ1_CALC_CODEBOOK_ENTRIES(cbook) \
codebook = (const uint32_t *)cbook[level]; \
if (stages > 0) \
@ -228,7 +202,17 @@ static int svq1_decode_block_intra(GetBitContext *bitbuf, uint8_t *pixels,
memset(&dst[y * (pitch / 4)], mean, width);
} else {
SVQ1_CALC_CODEBOOK_ENTRIES(ff_svq1_intra_codebooks);
SVQ1_DO_CODEBOOK_INTRA()
for (y = 0; y < height; y++) {
for (x = 0; x < width / 4; x++, codebook++) {
n1 = n4;
n2 = n4;
SVQ1_ADD_CODEBOOK()
/* store result */
dst[x] = n1 << 8 | n2;
}
dst += pitch / 4;
}
}
}
@ -276,7 +260,19 @@ static int svq1_decode_block_non_intra(GetBitContext *bitbuf, uint8_t *pixels,
mean = get_vlc2(bitbuf, svq1_inter_mean.table, 9, 3) - 256;
SVQ1_CALC_CODEBOOK_ENTRIES(ff_svq1_inter_codebooks);
SVQ1_DO_CODEBOOK_NONINTRA()
for (y = 0; y < height; y++) {
for (x = 0; x < width / 4; x++, codebook++) {
n3 = dst[x];
/* add mean value to vector */
n1 = n4 + ((n3 & 0xFF00FF00) >> 8);
n2 = n4 + (n3 & 0x00FF00FF);
SVQ1_ADD_CODEBOOK()
/* store result */
dst[x] = n1 << 8 | n2;
}
dst += pitch / 4;
}
}
return 0;
}