Index: media/audio/audio_parameters.cc |
diff --git a/media/audio/audio_parameters.cc b/media/audio/audio_parameters.cc |
deleted file mode 100644 |
index 8f364cffc0ef575455d07e4ea46a0a18a1152c62..0000000000000000000000000000000000000000 |
--- a/media/audio/audio_parameters.cc |
+++ /dev/null |
@@ -1,107 +0,0 @@ |
-// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "media/audio/audio_parameters.h" |
- |
-#include "base/logging.h" |
-#include "media/base/limits.h" |
- |
-namespace media { |
- |
-AudioParameters::AudioParameters() |
- : AudioParameters(AUDIO_PCM_LINEAR, CHANNEL_LAYOUT_NONE, 0, 0, 0) {} |
- |
-AudioParameters::AudioParameters(Format format, |
- ChannelLayout channel_layout, |
- int sample_rate, |
- int bits_per_sample, |
- int frames_per_buffer) { |
- Reset(format, channel_layout, sample_rate, bits_per_sample, |
- frames_per_buffer); |
-} |
- |
-AudioParameters::~AudioParameters() {} |
- |
-AudioParameters::AudioParameters(const AudioParameters&) = default; |
-AudioParameters& AudioParameters::operator=(const AudioParameters&) = default; |
- |
-void AudioParameters::Reset(Format format, |
- ChannelLayout channel_layout, |
- int sample_rate, |
- int bits_per_sample, |
- int frames_per_buffer) { |
- format_ = format; |
- channel_layout_ = channel_layout; |
- channels_ = ChannelLayoutToChannelCount(channel_layout); |
- sample_rate_ = sample_rate; |
- bits_per_sample_ = bits_per_sample; |
- frames_per_buffer_ = frames_per_buffer; |
- effects_ = NO_EFFECTS; |
- mic_positions_.clear(); |
-} |
- |
-bool AudioParameters::IsValid() const { |
- return (channels_ > 0) && (channels_ <= media::limits::kMaxChannels) && |
- (channel_layout_ > CHANNEL_LAYOUT_UNSUPPORTED) && |
- (sample_rate_ >= media::limits::kMinSampleRate) && |
- (sample_rate_ <= media::limits::kMaxSampleRate) && |
- (bits_per_sample_ > 0) && |
- (bits_per_sample_ <= media::limits::kMaxBitsPerSample) && |
- (frames_per_buffer_ > 0) && |
- (frames_per_buffer_ <= media::limits::kMaxSamplesPerPacket) && |
- (channel_layout_ == CHANNEL_LAYOUT_DISCRETE || |
- channels_ == ChannelLayoutToChannelCount(channel_layout_)); |
-} |
- |
-std::string AudioParameters::AsHumanReadableString() const { |
- std::ostringstream s; |
- s << "format: " << format() << " channel_layout: " << channel_layout() |
- << " channels: " << channels() << " sample_rate: " << sample_rate() |
- << " bits_per_sample: " << bits_per_sample() |
- << " frames_per_buffer: " << frames_per_buffer() |
- << " effects: " << effects() |
- << " mic_positions: " << PointsToString(mic_positions_); |
- return s.str(); |
-} |
- |
-int AudioParameters::GetBytesPerBuffer() const { |
- return frames_per_buffer_ * GetBytesPerFrame(); |
-} |
- |
-int AudioParameters::GetBytesPerSecond() const { |
- return sample_rate_ * GetBytesPerFrame(); |
-} |
- |
-int AudioParameters::GetBytesPerFrame() const { |
- return channels_ * bits_per_sample_ / 8; |
-} |
- |
-double AudioParameters::GetMicrosecondsPerFrame() const { |
- return static_cast<double>(base::Time::kMicrosecondsPerSecond) / sample_rate_; |
-} |
- |
-base::TimeDelta AudioParameters::GetBufferDuration() const { |
- return base::TimeDelta::FromMicroseconds(static_cast<int64_t>( |
- frames_per_buffer_ * base::Time::kMicrosecondsPerSecond / |
- static_cast<float>(sample_rate_))); |
-} |
- |
-bool AudioParameters::Equals(const AudioParameters& other) const { |
- return format_ == other.format() && sample_rate_ == other.sample_rate() && |
- channel_layout_ == other.channel_layout() && |
- channels_ == other.channels() && |
- bits_per_sample_ == other.bits_per_sample() && |
- frames_per_buffer_ == other.frames_per_buffer() && |
- effects_ == other.effects() && mic_positions_ == other.mic_positions_; |
-} |
- |
-// static |
-AudioParameters AudioParameters::UnavailableDeviceParams() { |
- return media::AudioParameters( |
- media::AudioParameters::AUDIO_FAKE, media::CHANNEL_LAYOUT_STEREO, |
- media::AudioParameters::kAudioCDSampleRate, 16, |
- media::AudioParameters::kAudioCDSampleRate / 10); |
-} |
- |
-} // namespace media |