ppapi/thunk/ppb_audio_encoder_api.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 PPAPI_THUNK_AUDIO_ENCODER_API_H_
   6 #define PPAPI_THUNK_AUDIO_ENCODER_API_H_
   7
   8 #include "ppapi/c/ppb_audio_encoder.h"
   9 #include "ppapi/thunk/ppapi_thunk_export.h"
  10
  11 namespace ppapi {
  12 namespace thunk {
  13
  14 class PPAPI_THUNK_EXPORT PPB_AudioEncoder_API {
  15  public:
  16   virtual ~PPB_AudioEncoder_API() {}
  17
  18   virtual int32_t GetSupportedProfiles(
  19       const PP_ArrayOutput& output,
  20       const scoped_refptr<TrackedCallback>& callback) = 0;
  21   virtual int32_t Initialize(
  22       uint32_t channels,
  23       PP_AudioBuffer_SampleRate input_sample_rate,
  24       PP_AudioBuffer_SampleSize input_sample_size,
  25       PP_AudioProfile output_profile,
  26       uint32_t initial_bitrate,
  27       PP_HardwareAcceleration acceleration,
  28       const scoped_refptr<TrackedCallback>& callback) = 0;
  29   virtual int32_t GetNumberOfSamples() = 0;
  30   virtual int32_t GetBuffer(PP_Resource* audio_buffer,
  31                             const scoped_refptr<TrackedCallback>& callback) = 0;
  32   virtual int32_t Encode(PP_Resource audio_buffer,
  33                          const scoped_refptr<TrackedCallback>& callback) = 0;
  34   virtual int32_t GetBitstreamBuffer(
  35       PP_AudioBitstreamBuffer* bitstream_buffer,
  36       const scoped_refptr<TrackedCallback>& callback) = 0;
  37   virtual void RecycleBitstreamBuffer(
  38       const PP_AudioBitstreamBuffer* bitstream_buffer) = 0;
  39   virtual void RequestBitrateChange(uint32_t bitrate) = 0;
  40   virtual void Close() = 0;
  41 };
  42
  43 }  // namespace thunk
  44 }  // namespace ppapi
  45
  46 #endif  // PPAPI_THUNK_AUDIO_ENCODER_API_H_