components/audio_modem/test/random_samples.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 COMPONENTS_AUDIO_MODEM_TEST_RANDOM_SAMPLES_H_
   6 #define COMPONENTS_AUDIO_MODEM_TEST_RANDOM_SAMPLES_H_
   7
   8 #include <cstddef>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "base/memory/scoped_ptr.h"
  12
  13 namespace media {
  14 class AudioBus;
  15 class AudioBusRefCounted;
  16 }
  17
  18 namespace audio_modem {
  19
  20 // Populate random samples given a random seed into the samples array.
  21 void PopulateSamples(unsigned int random_seed, size_t size, float* samples);
  22
  23 // Create an ref counted audio bus populated with random samples.
  24 scoped_refptr<media::AudioBusRefCounted>
  25     CreateRandomAudioRefCounted(int random_seed, int channels, int samples);
  26
  27 }  // namespace audio_modem
  28
  29 #endif  // COMPONENTS_AUDIO_MODEM_TEST_RANDOM_SAMPLES_H_