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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #ifndef MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ | 5 #ifndef MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ |
6 #define MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ | 6 #define MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "media/base/channel_layout.h" | 10 #include "media/base/channel_layout.h" |
11 #include "media/base/media_export.h" | 11 #include "media/base/media_export.h" |
12 | 12 |
13 namespace media { | 13 namespace media { |
14 | 14 |
15 enum AudioCodec { | 15 enum AudioCodec { |
16 // These values are histogrammed over time; do not change their ordinal | 16 // These values are histogrammed over time; do not change their ordinal |
17 // values. When deleting a codec replace it with a dummy value; when adding a | 17 // values. When deleting a codec replace it with a dummy value; when adding a |
18 // codec, do so at the bottom (and update kAudioCodecMax). | 18 // codec, do so at the bottom (and update kAudioCodecMax). |
19 kUnknownAudioCodec = 0, | 19 kUnknownAudioCodec = 0, |
20 kCodecAAC, | 20 kCodecAAC, |
21 kCodecMP3, | 21 kCodecMP3, |
22 kCodecPCM, | 22 kCodecPCM, |
23 kCodecVorbis, | 23 kCodecVorbis, |
24 // ChromiumOS and ChromeOS specific codecs. | |
25 kCodecFLAC, | 24 kCodecFLAC, |
26 // ChromeOS specific codecs. | |
27 kCodecAMR_NB, | 25 kCodecAMR_NB, |
28 kCodecAMR_WB, | 26 kCodecAMR_WB, |
29 kCodecPCM_MULAW, | 27 kCodecPCM_MULAW, |
30 kCodecGSM_MS, | 28 kCodecGSM_MS, |
31 kCodecPCM_S16BE, | 29 kCodecPCM_S16BE, |
32 kCodecPCM_S24BE, | 30 kCodecPCM_S24BE, |
| 31 kCodecOpus, |
33 // DO NOT ADD RANDOM AUDIO CODECS! | 32 // DO NOT ADD RANDOM AUDIO CODECS! |
34 // | 33 // |
35 // The only acceptable time to add a new codec is if there is production code | 34 // The only acceptable time to add a new codec is if there is production code |
36 // that uses said codec in the same CL. | 35 // that uses said codec in the same CL. |
37 | 36 |
38 kAudioCodecMax = kCodecPCM_S24BE // Must equal the last "real" codec above. | 37 kAudioCodecMax = kCodecOpus // Must equal the last "real" codec above. |
39 }; | 38 }; |
40 | 39 |
41 // TODO(dalecurtis): FFmpeg API uses |bytes_per_channel| instead of | 40 // TODO(dalecurtis): FFmpeg API uses |bytes_per_channel| instead of |
42 // |bits_per_channel|, we should switch over since bits are generally confusing | 41 // |bits_per_channel|, we should switch over since bits are generally confusing |
43 // to work with. | 42 // to work with. |
44 class MEDIA_EXPORT AudioDecoderConfig { | 43 class MEDIA_EXPORT AudioDecoderConfig { |
45 public: | 44 public: |
46 // Constructs an uninitialized object. Clients should call Initialize() with | 45 // Constructs an uninitialized object. Clients should call Initialize() with |
47 // appropriate values before using. | 46 // appropriate values before using. |
48 AudioDecoderConfig(); | 47 AudioDecoderConfig(); |
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101 size_t extra_data_size_; | 100 size_t extra_data_size_; |
102 | 101 |
103 bool is_encrypted_; | 102 bool is_encrypted_; |
104 | 103 |
105 DISALLOW_COPY_AND_ASSIGN(AudioDecoderConfig); | 104 DISALLOW_COPY_AND_ASSIGN(AudioDecoderConfig); |
106 }; | 105 }; |
107 | 106 |
108 } // namespace media | 107 } // namespace media |
109 | 108 |
110 #endif // MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ | 109 #endif // MEDIA_BASE_AUDIO_DECODER_CONFIG_H_ |
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