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speed-up GetResidualCost()

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+ misc cosmetics and code polishing

Change-Id: I5830cd2f268d64c072b1cbccc0a4674833875055
This commit is contained in:
Pascal Massimino
2012-01-23 00:58:09 -08:00
parent 378086bd0a
commit 28a9d9b41a
10 changed files with 163 additions and 144 deletions
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36
src/dec/frame.c
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@ -78,24 +78,24 @@ static const uint8_t kFilterExtraRows[3] = { 0, 2, 8 };
static int AllocateMemory(VP8Decoder* const dec) {
const int num_caches = dec->num_caches_;
const int mb_w = dec->mb_w_;
const int intra_pred_mode_size = 4 * mb_w * sizeof(uint8_t);
const int top_size = (16 + 8 + 8) * mb_w;
const int mb_info_size = (mb_w + 1) * sizeof(VP8MB);
const int f_info_size =
(dec->filter_type_ > 0) ?
mb_w * (dec->use_threads_ ? 2 : 1) * sizeof(VP8FInfo)
: 0;
const int yuv_size = YUV_SIZE * sizeof(*dec->yuv_b_);
const int coeffs_size = 384 * sizeof(*dec->coeffs_);
const int cache_height = (16 * num_caches
+ kFilterExtraRows[dec->filter_type_]) * 3 / 2;
const int cache_size = top_size * cache_height;
const int alpha_size =
dec->alpha_data_ ? (dec->pic_hdr_.width_ * dec->pic_hdr_.height_) : 0;
const int needed = intra_pred_mode_size
+ top_size + mb_info_size + f_info_size
+ yuv_size + coeffs_size
+ cache_size + alpha_size + ALIGN_MASK;
const size_t intra_pred_mode_size = 4 * mb_w * sizeof(uint8_t);
const size_t top_size = (16 + 8 + 8) * mb_w;
const size_t mb_info_size = (mb_w + 1) * sizeof(VP8MB);
const size_t f_info_size =
(dec->filter_type_ > 0) ?
mb_w * (dec->use_threads_ ? 2 : 1) * sizeof(VP8FInfo)
: 0;
const size_t yuv_size = YUV_SIZE * sizeof(*dec->yuv_b_);
const size_t coeffs_size = 384 * sizeof(*dec->coeffs_);
const size_t cache_height = (16 * num_caches
+ kFilterExtraRows[dec->filter_type_]) * 3 / 2;
const size_t cache_size = top_size * cache_height;
const size_t alpha_size =
dec->alpha_data_ ? (dec->pic_hdr_.width_ * dec->pic_hdr_.height_) : 0;
const size_t needed = intra_pred_mode_size
+ top_size + mb_info_size + f_info_size
+ yuv_size + coeffs_size
+ cache_size + alpha_size + ALIGN_MASK;
uint8_t* mem;
if (needed > dec->mem_size_) {