libwebp-0.6.0-rc1

third_party/libwebp/utils/color_cache.h

Index: third_party/libwebp/utils/color_cache.h
diff --git a/third_party/libwebp/utils/color_cache.h b/third_party/libwebp/utils/color_cache.h
deleted file mode 100644
index a9a9f64270fe18f630ecdd36073d8f3e85d1db59..0000000000000000000000000000000000000000
--- a/third_party/libwebp/utils/color_cache.h
+++ /dev/null
@@ -1,80 +0,0 @@
-// Copyright 2012 Google Inc. All Rights Reserved.
-//
-// Use of this source code is governed by a BSD-style license
-// that can be found in the COPYING file in the root of the source
-// tree. An additional intellectual property rights grant can be found
-// in the file PATENTS. All contributing project authors may
-// be found in the AUTHORS file in the root of the source tree.
-// -----------------------------------------------------------------------------
-//
-// Color Cache for WebP Lossless
-//
-// Authors: Jyrki Alakuijala (jyrki@google.com)
-//          Urvang Joshi (urvang@google.com)
-
-#ifndef WEBP_UTILS_COLOR_CACHE_H_
-#define WEBP_UTILS_COLOR_CACHE_H_
-
-#include "../webp/types.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// Main color cache struct.
-typedef struct {
-  uint32_t *colors_;  // color entries
-  int hash_shift_;    // Hash shift: 32 - hash_bits_.
-  int hash_bits_;
-} VP8LColorCache;
-
-static const uint32_t kHashMul = 0x1e35a7bd;
-
-static WEBP_INLINE uint32_t VP8LColorCacheLookup(
-    const VP8LColorCache* const cc, uint32_t key) {
-  assert((key >> cc->hash_bits_) == 0u);
-  return cc->colors_[key];
-}
-
-static WEBP_INLINE void VP8LColorCacheSet(const VP8LColorCache* const cc,
-                                          uint32_t key, uint32_t argb) {
-  assert((key >> cc->hash_bits_) == 0u);
-  cc->colors_[key] = argb;
-}
-
-static WEBP_INLINE void VP8LColorCacheInsert(const VP8LColorCache* const cc,
-                                             uint32_t argb) {
-  const uint32_t key = (kHashMul * argb) >> cc->hash_shift_;
-  cc->colors_[key] = argb;
-}
-
-static WEBP_INLINE int VP8LColorCacheGetIndex(const VP8LColorCache* const cc,
-                                              uint32_t argb) {
-  return (kHashMul * argb) >> cc->hash_shift_;
-}
-
-static WEBP_INLINE int VP8LColorCacheContains(const VP8LColorCache* const cc,
-                                              uint32_t argb) {
-  const uint32_t key = (kHashMul * argb) >> cc->hash_shift_;
-  return (cc->colors_[key] == argb);
-}
-
-//------------------------------------------------------------------------------
-
-// Initializes the color cache with 'hash_bits' bits for the keys.
-// Returns false in case of memory error.
-int VP8LColorCacheInit(VP8LColorCache* const color_cache, int hash_bits);
-
-void VP8LColorCacheCopy(const VP8LColorCache* const src,
-                        VP8LColorCache* const dst);
-
-// Delete the memory associated to color cache.
-void VP8LColorCacheClear(VP8LColorCache* const color_cache);
-
-//------------------------------------------------------------------------------
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif  // WEBP_UTILS_COLOR_CACHE_H_