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Remove a duplicated pixel hash implementation.

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Change-Id: If0df61add2fdf404f9baf0820ca83faa50f2791c
This commit is contained in:
Vincent Rabaud
2017-03-16 16:15:40 +01:00
parent 274daf5415
commit 39eda6584f
3 changed files with 10 additions and 8 deletions
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4
src/utils/utils.c
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@ -16,6 +16,7 @@
#include "../webp/decode.h"
#include "../webp/encode.h"
#include "../webp/format_constants.h" // for MAX_PALETTE_SIZE
#include "./color_cache_utils.h"
#include "./utils.h"
// If PRINT_MEM_INFO is defined, extra info (like total memory used, number of
@ -252,7 +253,6 @@ int WebPGetColorPalette(const WebPPicture* const pic, uint32_t* const palette) {
int num_colors = 0;
uint8_t in_use[COLOR_HASH_SIZE] = { 0 };
uint32_t colors[COLOR_HASH_SIZE];
static const uint64_t kHashMul = 0x1e35a7bdull;
const uint32_t* argb = pic->argb;
const int width = pic->width;
const int height = pic->height;
@ -267,7 +267,7 @@ int WebPGetColorPalette(const WebPPicture* const pic, uint32_t* const palette) {
continue;
}
last_pix = argb[x];
key = ((last_pix * kHashMul) & 0xffffffffu) >> COLOR_HASH_RIGHT_SHIFT;
key = VP8LHashPix(last_pix, COLOR_HASH_RIGHT_SHIFT);
while (1) {
if (!in_use[key]) {
colors[key] = last_pix;