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Side by Side Diff: content/renderer/media/audio_device.cc

Issue 8171015: Rename RenderThread to RenderThreadImpl (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 2 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/renderer/media/audio_device.h" 5 #include "content/renderer/media/audio_device.h"
6 6
7 #include "base/debug/trace_event.h" 7 #include "base/debug/trace_event.h"
8 #include "base/message_loop.h" 8 #include "base/message_loop.h"
9 #include "base/time.h" 9 #include "base/time.h"
10 #include "content/common/child_process.h" 10 #include "content/common/child_process.h"
11 #include "content/common/media/audio_messages.h" 11 #include "content/common/media/audio_messages.h"
12 #include "content/common/view_messages.h" 12 #include "content/common/view_messages.h"
13 #include "content/renderer/render_thread.h" 13 #include "content/renderer/render_thread_impl.h"
14 #include "media/audio/audio_util.h" 14 #include "media/audio/audio_util.h"
15 15
16 AudioDevice::AudioDevice(size_t buffer_size, 16 AudioDevice::AudioDevice(size_t buffer_size,
17 int channels, 17 int channels,
18 double sample_rate, 18 double sample_rate,
19 RenderCallback* callback) 19 RenderCallback* callback)
20 : buffer_size_(buffer_size), 20 : buffer_size_(buffer_size),
21 channels_(channels), 21 channels_(channels),
22 bits_per_sample_(16), 22 bits_per_sample_(16),
23 sample_rate_(sample_rate), 23 sample_rate_(sample_rate),
24 callback_(callback), 24 callback_(callback),
25 audio_delay_milliseconds_(0), 25 audio_delay_milliseconds_(0),
26 volume_(1.0), 26 volume_(1.0),
27 stream_id_(0) { 27 stream_id_(0) {
28 filter_ = RenderThread::current()->audio_message_filter(); 28 filter_ = RenderThreadImpl::current()->audio_message_filter();
29 audio_data_.reserve(channels); 29 audio_data_.reserve(channels);
30 for (int i = 0; i < channels; ++i) { 30 for (int i = 0; i < channels; ++i) {
31 float* channel_data = new float[buffer_size]; 31 float* channel_data = new float[buffer_size];
32 audio_data_.push_back(channel_data); 32 audio_data_.push_back(channel_data);
33 } 33 }
34 } 34 }
35 35
36 AudioDevice::~AudioDevice() { 36 AudioDevice::~AudioDevice() {
37 // The current design requires that the user calls Stop() before deleting 37 // The current design requires that the user calls Stop() before deleting
38 // this class. 38 // this class.
(...skipping 192 matching lines...) Expand 10 before | Expand all | Expand 10 after
231 media::InterleaveFloatToInt16(audio_data_, 231 media::InterleaveFloatToInt16(audio_data_,
232 static_cast<int16*>(shared_memory_data()), 232 static_cast<int16*>(shared_memory_data()),
233 buffer_size_); 233 buffer_size_);
234 } 234 }
235 } 235 }
236 236
237 double AudioDevice::GetAudioHardwareSampleRate() { 237 double AudioDevice::GetAudioHardwareSampleRate() {
238 // Uses cached value if possible. 238 // Uses cached value if possible.
239 static double hardware_sample_rate = 0; 239 static double hardware_sample_rate = 0;
240 if (!hardware_sample_rate) { 240 if (!hardware_sample_rate) {
241 RenderThread::current()->Send( 241 RenderThreadImpl::current()->Send(
242 new ViewHostMsg_GetHardwareSampleRate(&hardware_sample_rate)); 242 new ViewHostMsg_GetHardwareSampleRate(&hardware_sample_rate));
243 } 243 }
244 return hardware_sample_rate; 244 return hardware_sample_rate;
245 } 245 }
246 246
247 size_t AudioDevice::GetAudioHardwareBufferSize() { 247 size_t AudioDevice::GetAudioHardwareBufferSize() {
248 // Uses cached value if possible. 248 // Uses cached value if possible.
249 static size_t buffer_size = 0; 249 static size_t buffer_size = 0;
250 250
251 if (!buffer_size) 251 if (!buffer_size)
252 buffer_size = media::GetAudioHardwareBufferSize(); 252 buffer_size = media::GetAudioHardwareBufferSize();
253 253
254 return buffer_size; 254 return buffer_size;
255 } 255 }
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