chromecast/media/cma/base/decoder_buffer_adapter.h

   1 // Copyright 2014 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 CHROMECAST_MEDIA_CMA_BASE_DECODER_BUFFER_ADAPTER_H_
   6 #define CHROMECAST_MEDIA_CMA_BASE_DECODER_BUFFER_ADAPTER_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "chromecast/media/cma/base/decoder_buffer_base.h"
  11
  12 namespace media {
  13 class DecoderBuffer;
  14 }
  15
  16 namespace chromecast {
  17 namespace media {
  18
  19 // DecoderBufferAdapter wraps a ::media::DecoderBuffer
  20 // into a DecoderBufferBase.
  21 class DecoderBufferAdapter : public DecoderBufferBase {
  22  public:
  23   // Using explicit constructor without providing stream Id will set it to
  24   // kPrimary by default.
  25   explicit DecoderBufferAdapter(
  26       const scoped_refptr<::media::DecoderBuffer>& buffer);
  27   DecoderBufferAdapter(
  28       StreamId stream_id, const scoped_refptr<::media::DecoderBuffer>& buffer);
  29
  30   // DecoderBufferBase implementation.
  31   StreamId stream_id() const override;
  32   base::TimeDelta timestamp() const override;
  33   void set_timestamp(const base::TimeDelta& timestamp) override;
  34   const uint8* data() const override;
  35   uint8* writable_data() const override;
  36   size_t data_size() const override;
  37   const ::media::DecryptConfig* decrypt_config() const override;
  38   bool end_of_stream() const override;
  39
  40  private:
  41   ~DecoderBufferAdapter() override;
  42
  43   StreamId stream_id_;
  44   scoped_refptr<::media::DecoderBuffer> const buffer_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(DecoderBufferAdapter);
  47 };
  48
  49 }  // namespace media
  50 }  // namespace chromecast
  51
  52 #endif  // CHROMECAST_MEDIA_CMA_BASE_DECODER_BUFFER_ADAPTER_H_