cc/raster/texture_compressor.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_RASTER_TEXTURE_COMPRESSOR_H_
   6 #define CC_RASTER_TEXTURE_COMPRESSOR_H_
   7
   8 #include <stdint.h>
   9
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "cc/base/cc_export.h"
  13
  14 namespace cc {
  15
  16 class CC_EXPORT TextureCompressor {
  17  public:
  18   enum Format {
  19     kFormatETC1,
  20   };
  21
  22   enum Quality {
  23     kQualityLow,
  24     kQualityMedium,
  25     kQualityHigh,
  26   };
  27
  28   static scoped_ptr<TextureCompressor> Create(Format format);
  29   virtual ~TextureCompressor() {}
  30
  31   virtual void Compress(const uint8_t* src,
  32                         uint8_t* dst,
  33                         int width,
  34                         int height,
  35                         Quality quality) = 0;
  36
  37  protected:
  38   TextureCompressor() {}
  39
  40  private:
  41   DISALLOW_COPY_AND_ASSIGN(TextureCompressor);
  42 };
  43
  44 }  // namespace cc
  45
  46 #endif  // CC_RASTER_TEXTURE_COMPRESSOR_H_