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1 /* Copyright 2014 The Chromium Authors. All rights reserved. | 1 /* Copyright 2014 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 | 5 |
6 /* From ppb_audio_frame.idl modified Wed Jan 29 13:24:24 2014. */ | 6 /* From ppb_audio_buffer.idl modified Thu Feb 6 15:31:48 2014. */ |
7 | 7 |
8 #ifndef PPAPI_C_PPB_AUDIO_FRAME_H_ | 8 #ifndef PPAPI_C_PPB_AUDIO_BUFFER_H_ |
9 #define PPAPI_C_PPB_AUDIO_FRAME_H_ | 9 #define PPAPI_C_PPB_AUDIO_BUFFER_H_ |
10 | 10 |
11 #include "ppapi/c/pp_bool.h" | 11 #include "ppapi/c/pp_bool.h" |
12 #include "ppapi/c/pp_macros.h" | 12 #include "ppapi/c/pp_macros.h" |
13 #include "ppapi/c/pp_resource.h" | 13 #include "ppapi/c/pp_resource.h" |
14 #include "ppapi/c/pp_stdint.h" | 14 #include "ppapi/c/pp_stdint.h" |
15 #include "ppapi/c/pp_time.h" | 15 #include "ppapi/c/pp_time.h" |
16 | 16 |
17 #define PPB_AUDIOFRAME_INTERFACE_0_1 "PPB_AudioFrame;0.1" /* dev */ | 17 #define PPB_AUDIOBUFFER_INTERFACE_0_1 "PPB_AudioBuffer;0.1" /* dev */ |
18 /** | 18 /** |
19 * @file | 19 * @file |
20 * Defines the <code>PPB_AudioFrame</code> interface. | 20 * Defines the <code>PPB_AudioBuffer</code> interface. |
21 */ | 21 */ |
22 | 22 |
23 | 23 |
24 /** | 24 /** |
25 * @addtogroup Enums | 25 * @addtogroup Enums |
26 * @{ | 26 * @{ |
27 */ | 27 */ |
28 /** | 28 /** |
29 * PP_AudioFrame_SampleRate is an enumeration of the different audio sample | 29 * PP_AudioBuffer_SampleRate is an enumeration of the different audio sample |
30 * rates. | 30 * rates. |
31 */ | 31 */ |
32 typedef enum { | 32 typedef enum { |
33 PP_AUDIOFRAME_SAMPLERATE_UNKNOWN = 0, | 33 PP_AUDIOBUFFER_SAMPLERATE_UNKNOWN = 0, |
34 PP_AUDIOFRAME_SAMPLERATE_8000 = 8000, | 34 PP_AUDIOBUFFER_SAMPLERATE_8000 = 8000, |
35 PP_AUDIOFRAME_SAMPLERATE_44100 = 44100 | 35 PP_AUDIOBUFFER_SAMPLERATE_44100 = 44100 |
36 } PP_AudioFrame_SampleRate; | 36 } PP_AudioBuffer_SampleRate; |
37 | 37 |
38 /** | 38 /** |
39 * PP_AudioFrame_SampleSize is an enumeration of the different audio sample | 39 * PP_AudioBuffer_SampleSize is an enumeration of the different audio sample |
40 * sizes. | 40 * sizes. |
41 */ | 41 */ |
42 typedef enum { | 42 typedef enum { |
43 PP_AUDIOFRAME_SAMPLESIZE_UNKNOWN = 0, | 43 PP_AUDIOBUFFER_SAMPLESIZE_UNKNOWN = 0, |
44 PP_AUDIOFRAME_SAMPLESIZE_16_BITS = 2 | 44 PP_AUDIOBUFFER_SAMPLESIZE_16_BITS = 2 |
45 } PP_AudioFrame_SampleSize; | 45 } PP_AudioBuffer_SampleSize; |
46 /** | 46 /** |
47 * @} | 47 * @} |
48 */ | 48 */ |
49 | 49 |
50 /** | 50 /** |
51 * @addtogroup Interfaces | 51 * @addtogroup Interfaces |
52 * @{ | 52 * @{ |
53 */ | 53 */ |
54 struct PPB_AudioFrame_0_1 { /* dev */ | 54 struct PPB_AudioBuffer_0_1 { /* dev */ |
55 /** | 55 /** |
56 * Determines if a resource is an AudioFrame resource. | 56 * Determines if a resource is an AudioBuffer resource. |
57 * | 57 * |
58 * @param[in] resource The <code>PP_Resource</code> to test. | 58 * @param[in] resource The <code>PP_Resource</code> to test. |
59 * | 59 * |
60 * @return A <code>PP_Bool</code> with <code>PP_TRUE</code> if the given | 60 * @return A <code>PP_Bool</code> with <code>PP_TRUE</code> if the given |
61 * resource is an AudioFrame resource or <code>PP_FALSE</code> otherwise. | 61 * resource is an AudioBuffer resource or <code>PP_FALSE</code> otherwise. |
62 */ | 62 */ |
63 PP_Bool (*IsAudioFrame)(PP_Resource resource); | 63 PP_Bool (*IsAudioBuffer)(PP_Resource resource); |
64 /** | 64 /** |
65 * Gets the timestamp of the audio frame. | 65 * Gets the timestamp of the audio buffer. |
66 * | 66 * |
67 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 67 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
68 * resource. | 68 * buffer resource. |
69 * | 69 * |
70 * @return A <code>PP_TimeDelta</code> containing the timestamp of the audio | 70 * @return A <code>PP_TimeDelta</code> containing the timestamp of the audio |
71 * frame. Given in seconds since the start of the containing audio stream. | 71 * buffer. Given in seconds since the start of the containing audio stream. |
72 */ | 72 */ |
73 PP_TimeDelta (*GetTimestamp)(PP_Resource frame); | 73 PP_TimeDelta (*GetTimestamp)(PP_Resource buffer); |
74 /** | 74 /** |
75 * Sets the timestamp of the audio frame. | 75 * Sets the timestamp of the audio buffer. |
76 * | 76 * |
77 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 77 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
78 * resource. | 78 * buffer resource. |
79 * @param[in] timestamp A <code>PP_TimeDelta</code> containing the timestamp | 79 * @param[in] timestamp A <code>PP_TimeDelta</code> containing the timestamp |
80 * of the audio frame. Given in seconds since the start of the containing | 80 * of the audio buffer. Given in seconds since the start of the containing |
81 * audio stream. | 81 * audio stream. |
82 */ | 82 */ |
83 void (*SetTimestamp)(PP_Resource frame, PP_TimeDelta timestamp); | 83 void (*SetTimestamp)(PP_Resource buffer, PP_TimeDelta timestamp); |
84 /** | 84 /** |
85 * Gets the sample rate of the audio frame. | 85 * Gets the sample rate of the audio buffer. |
86 * | 86 * |
87 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 87 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
88 * resource. | 88 * buffer resource. |
89 * | 89 * |
90 * @return The sample rate of the audio frame. | 90 * @return The sample rate of the audio buffer. |
91 */ | 91 */ |
92 PP_AudioFrame_SampleRate (*GetSampleRate)(PP_Resource frame); | 92 PP_AudioBuffer_SampleRate (*GetSampleRate)(PP_Resource buffer); |
93 /** | 93 /** |
94 * Gets the sample size of the audio frame. | 94 * Gets the sample size of the audio buffer. |
95 * | 95 * |
96 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 96 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
97 * resource. | 97 * buffer resource. |
98 * | 98 * |
99 * @return The sample size of the audio frame. | 99 * @return The sample size of the audio buffer. |
100 */ | 100 */ |
101 PP_AudioFrame_SampleSize (*GetSampleSize)(PP_Resource frame); | 101 PP_AudioBuffer_SampleSize (*GetSampleSize)(PP_Resource buffer); |
102 /** | 102 /** |
103 * Gets the number of channels in the audio frame. | 103 * Gets the number of channels in the audio buffer. |
104 * | 104 * |
105 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 105 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
106 * resource. | 106 * buffer resource. |
107 * | 107 * |
108 * @return The number of channels in the audio frame. | 108 * @return The number of channels in the audio buffer. |
109 */ | 109 */ |
110 uint32_t (*GetNumberOfChannels)(PP_Resource frame); | 110 uint32_t (*GetNumberOfChannels)(PP_Resource buffer); |
111 /** | 111 /** |
112 * Gets the number of samples in the audio frame. | 112 * Gets the number of samples in the audio buffer. |
113 * | 113 * |
114 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 114 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
115 * resource. | 115 * buffer resource. |
116 * | 116 * |
117 * @return The number of samples in the audio frame. | 117 * @return The number of samples in the audio buffer. |
118 * For example, at a sampling rate of 44,100 Hz in stereo audio, a frame | 118 * For example, at a sampling rate of 44,100 Hz in stereo audio, a buffer |
119 * containing 4410 * 2 samples would have a duration of 100 milliseconds. | 119 * containing 4410 * 2 samples would have a duration of 100 milliseconds. |
120 */ | 120 */ |
121 uint32_t (*GetNumberOfSamples)(PP_Resource frame); | 121 uint32_t (*GetNumberOfSamples)(PP_Resource buffer); |
122 /** | 122 /** |
123 * Gets the data buffer containing the audio frame samples. | 123 * Gets the data buffer containing the audio samples. |
124 * | 124 * |
125 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 125 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
126 * resource. | 126 * buffer resource. |
127 * | 127 * |
128 * @return A pointer to the beginning of the data buffer. | 128 * @return A pointer to the beginning of the data buffer. |
129 */ | 129 */ |
130 void* (*GetDataBuffer)(PP_Resource frame); | 130 void* (*GetDataBuffer)(PP_Resource buffer); |
131 /** | 131 /** |
132 * Gets the size of the data buffer in bytes. | 132 * Gets the size of the data buffer in bytes. |
133 * | 133 * |
134 * @param[in] frame A <code>PP_Resource</code> corresponding to an audio frame | 134 * @param[in] buffer A <code>PP_Resource</code> corresponding to an audio |
135 * resource. | 135 * buffer resource. |
136 * | 136 * |
137 * @return The size of the data buffer in bytes. | 137 * @return The size of the data buffer in bytes. |
138 */ | 138 */ |
139 uint32_t (*GetDataBufferSize)(PP_Resource frame); | 139 uint32_t (*GetDataBufferSize)(PP_Resource buffer); |
140 }; | 140 }; |
141 /** | 141 /** |
142 * @} | 142 * @} |
143 */ | 143 */ |
144 | 144 |
145 #endif /* PPAPI_C_PPB_AUDIO_FRAME_H_ */ | 145 #endif /* PPAPI_C_PPB_AUDIO_BUFFER_H_ */ |
146 | 146 |
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