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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 "media/audio/audio_parameters.h" | 5 #include "media/audio/audio_parameters.h" |
6 | 6 |
7 #include "media/base/limits.h" | 7 #include "media/base/limits.h" |
8 | 8 |
9 AudioParameters::AudioParameters() | 9 AudioParameters::AudioParameters() |
10 : format(AUDIO_PCM_LINEAR), | 10 : format(AUDIO_PCM_LINEAR), |
(...skipping 19 matching lines...) Expand all Loading... | |
30 (sample_rate > 0) && (sample_rate <= media::Limits::kMaxSampleRate) && | 30 (sample_rate > 0) && (sample_rate <= media::Limits::kMaxSampleRate) && |
31 (bits_per_sample > 0) && | 31 (bits_per_sample > 0) && |
32 (bits_per_sample <= media::Limits::kMaxBitsPerSample) && | 32 (bits_per_sample <= media::Limits::kMaxBitsPerSample) && |
33 (samples_per_packet > 0) && | 33 (samples_per_packet > 0) && |
34 (samples_per_packet <= media::Limits::kMaxSamplesPerPacket); | 34 (samples_per_packet <= media::Limits::kMaxSamplesPerPacket); |
35 } | 35 } |
36 | 36 |
37 int AudioParameters::GetPacketSize() const { | 37 int AudioParameters::GetPacketSize() const { |
38 return samples_per_packet * channels * bits_per_sample / 8; | 38 return samples_per_packet * channels * bits_per_sample / 8; |
39 } | 39 } |
40 | |
41 // CompareAudioParams is needed for map to use AudioParameters as a | |
42 // map key. | |
scherkus (not reviewing)
2010/11/24 05:03:12
nit: I'd delete this comment because it's duplicat
Sergey Ulanov
2010/11/24 19:13:51
Done.
| |
43 bool AudioParameters::Compare::operator()( | |
44 const AudioParameters& a, | |
45 const AudioParameters& b) const { | |
46 if (a.format < b.format) | |
47 return true; | |
48 if (a.format > b.format) | |
49 return false; | |
50 if (a.channels < b.channels) | |
51 return true; | |
52 if (a.channels > b.channels) | |
53 return false; | |
54 if (a.sample_rate < b.sample_rate) | |
55 return true; | |
56 if (a.sample_rate > b.sample_rate) | |
57 return false; | |
58 if (a.bits_per_sample < b.bits_per_sample) | |
59 return true; | |
60 if (a.bits_per_sample > b.bits_per_sample) | |
61 return false; | |
62 return a.samples_per_packet < b.samples_per_packet; | |
63 } | |
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