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Adding consts to arguments of vp9_block_error().

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Change-Id: Id145da99259866109cfee8b47a1d8f309944b937
This commit is contained in:
Dmitry Kovalev
2014-02-27 18:17:08 -08:00
parent 3bb2ae5ccc
commit 791e9bdac9
2 changed files with 5 additions and 5 deletions
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2
vp9/common/vp9_rtcd_defs.sh
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@@ -683,7 +683,7 @@ prototype unsigned int vp9_get_mb_ss "const int16_t *"
specialize vp9_get_mb_ss mmx sse2
# ENCODEMB INVOKE
prototype int64_t vp9_block_error "int16_t *coeff, int16_t *dqcoeff, intptr_t block_size, int64_t *ssz"
prototype int64_t vp9_block_error "const int16_t *coeff, const int16_t *dqcoeff, intptr_t block_size, int64_t *ssz"
specialize vp9_block_error $sse2_x86inc
prototype void vp9_subtract_block "int rows, int cols, int16_t *diff_ptr, ptrdiff_t diff_stride, const uint8_t *src_ptr, ptrdiff_t src_stride, const uint8_t *pred_ptr, ptrdiff_t pred_stride"

8
vp9/encoder/vp9_rdopt.c
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@@ -525,15 +525,15 @@ static void model_rd_for_sb_y_tx(VP9_COMP *cpi, BLOCK_SIZE bsize,
*out_dist_sum = dist_sum << 4;
}
int64_t vp9_block_error_c(int16_t *coeff, int16_t *dqcoeff,
int64_t vp9_block_error_c(const int16_t *coeff, const int16_t *dqcoeff,
intptr_t block_size, int64_t *ssz) {
int i;
int64_t error = 0, sqcoeff = 0;
for (i = 0; i < block_size; i++) {
int this_diff = coeff[i] - dqcoeff[i];
error += (unsigned)this_diff * this_diff;
sqcoeff += (unsigned) coeff[i] * coeff[i];
const int diff = coeff[i] - dqcoeff[i];
error += diff * diff;
sqcoeff += coeff[i] * coeff[i];
}
*ssz = sqcoeff;