2 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef __TIZEN_MEDIA_AUDIO__IO_CAUDIO_INFO_H__
18 #define __TIZEN_MEDIA_AUDIO__IO_CAUDIO_INFO_H__
23 #include <type_traits>
25 namespace tizen_media_audio {
28 constexpr auto to_integral(E e) -> typename std::underlying_type<E>::type {
29 return static_cast<typename std::underlying_type<E>::type>(e);
37 enum class EChannel : unsigned int {
38 CHANNEL_MONO = 1, /**< 1 channel, mono */
39 CHANNEL_STEREO, /**< 2 channel, stereo */
40 CHANNEL_MULTI_3, /**< 3 channel */
41 CHANNEL_MULTI_4, /**< 4 channel */
42 CHANNEL_MULTI_5, /**< 5 channel */
43 CHANNEL_MULTI_6, /**< 6 channel */
44 CHANNEL_MULTI_7, /**< 7 channel */
45 CHANNEL_MULTI_8, /**< 8 channel */
46 CHANNEL_MULTI_9, /**< 9 channel */
47 CHANNEL_MULTI_10, /**< 10 channel */
48 CHANNEL_MULTI_11, /**< 11 channel */
49 CHANNEL_MULTI_12, /**< 12 channel */
50 CHANNEL_MULTI_13, /**< 13 channel */
51 CHANNEL_MULTI_14, /**< 14 channel */
52 CHANNEL_MULTI_15, /**< 15 channel */
53 CHANNEL_MULTI_16, /**< 16 channel */
57 enum class ESampleType : unsigned int {
58 SAMPLE_TYPE_U8 = 1, /**< Unsigned 8-bit audio samples */
59 SAMPLE_TYPE_S16_LE, /**< Signed 16-bit audio samples */
60 SAMPLE_TYPE_S24_LE, /**< Signed 24-bit audio samples */
61 SAMPLE_TYPE_S24_32_LE, /**< Signed 24-bit packed in 32-bit audio samples */
62 SAMPLE_TYPE_S32_LE, /**< Signed 32-bit audio samples */
66 enum class EAudioType : unsigned int {
68 AUDIO_IN_TYPE_MEDIA = 0,
69 //AUDIO_IN_TYPE_SYSTEM,
70 //AUDIO_IN_TYPE_ALARM,
71 //AUDIO_IN_TYPE_NOTIFICATION,
72 //AUDIO_IN_TYPE_EMERGENCY,
73 //AUDIO_IN_TYPE_VOICE_INFORMATION,
74 AUDIO_IN_TYPE_VOICE_RECOGNITION,
75 //AUDIO_IN_TYPE_RINGTONE_VOIP,
77 AUDIO_IN_TYPE_MEDIA_EXTERNAL_ONLY,
78 //AUDIO_IN_TYPE_RINGTONE_CALL,
79 //AUDIO_IN_TYPE_VOICE_CALL,
80 //AUDIO_IN_TYPE_VIDEO_CALL,
81 //AUDIO_IN_TYPE_RADIO,
82 AUDIO_IN_TYPE_LOOPBACK,
83 AUDIO_IN_TYPE_VOICE_RECOGNITION_SERVICE,
84 //AUDIO_IN_TYPE_MEDIA_NETWORK_SOURCE,
88 AUDIO_OUT_TYPE_SYSTEM,
90 AUDIO_OUT_TYPE_NOTIFICATION,
91 AUDIO_OUT_TYPE_EMERGENCY,
92 AUDIO_OUT_TYPE_VOICE_INFORMATION,
93 //AUDIO_OUT_TYPE_VOICE_RECOGNITION,
94 AUDIO_OUT_TYPE_RINGTONE_VOIP,
96 AUDIO_OUT_TYPE_MEDIA_EXTERNAL_ONLY,
97 AUDIO_OUT_TYPE_RINGTONE_CALL,
98 //AUDIO_OUT_TYPE_VOICE_CALL,
99 //AUDIO_OUT_TYPE_VIDEO_CALL,
100 //AUDIO_OUT_TYPE_RADIO,
101 //AUDIO_OUT_TYPE_LOOPBACK,
102 //AUDIO_OUT_TYPE_VOICE_RECOGNITION_SERVICE,
103 AUDIO_OUT_TYPE_MEDIA_NETWORK_SOURCE,
108 enum class EAudioIOState : unsigned int {
109 AUDIO_IO_STATE_NONE, /**< Audio-io handle is not created */
110 AUDIO_IO_STATE_IDLE, /**< Audio-io handle is created, but not prepared */
111 AUDIO_IO_STATE_RUNNING, /**< Audio-io handle is ready and the stream is running */
112 AUDIO_IO_STATE_PAUSED, /**< Audio-io handle is ready and the stream is paused */
116 enum class EAudioDirection : unsigned int {
117 AUDIO_DIRECTION_IN, /**< Audio direction input */
118 AUDIO_DIRECTION_OUT, /**< Audio direction output */
122 static constexpr auto MIN_SYSTEM_SAMPLERATE = 8000;
123 static constexpr auto MAX_SYSTEM_SAMPLERATE = 192000;
125 static constexpr auto MIN_RECORD_VOLUME = 0.0;
126 static constexpr auto MAX_RECORD_VOLUME = 2.0;
127 static constexpr auto DEFAULT_RECORD_VOLUME = 1.0;
131 CAudioInfo(unsigned int sampleRate, EChannel channel, ESampleType sampleType, EAudioType audioType, int audioIndex);
132 virtual ~CAudioInfo() = default;
134 /* Setter & Getter */
135 unsigned int getSampleRate() noexcept;
136 EChannel getChannel() noexcept;
137 ESampleType getSampleType() noexcept;
138 EAudioType getAudioType() noexcept;
139 int getAudioIndex() noexcept;
140 void setAudioIndex(int audioIndex) noexcept;
141 int getSampleSize() noexcept;
142 void bindEchoCancelReferenceDeviceId(int id) noexcept;
143 int getEchoCancelReferenceDeviceId() noexcept;
145 /* Setter & Getter Utilities */
146 const char* getConvertedStreamType();
147 void setAudioTypeByInputStreamType(const char* streamType);
148 void setAudioTypeByOutputStreamType(const char* streamType);
151 const char *__STREAM_TYPE_TABLE[(unsigned int)EAudioType::AUDIO_TYPE_MAX] = {
153 "media", /**< AUDIO_IN_TYPE_MEDIA */
154 //"system", /**< AUDIO_IN_TYPE_SYSTEM */
155 //"alarm", /**< AUDIO_IN_TYPE_ALARM */
156 //"notification", /**< AUDIO_IN_TYPE_NOTIFICATION */
157 //"emergency", /**< AUDIO_IN_TYPE_EMERGENCY */
158 //"voice-information", /**< AUDIO_IN_TYPE_VOICE_INFORMATION */
159 "voice-recognition", /**< AUDIO_IN_TYPE_VOICE_RECOGNITION */
160 //"ringtone-voip", /**< AUDIO_IN_TYPE_RINGTONE_VOIP */
161 "voip", /**< AUDIO_IN_TYPE_VOIP */
162 "ext-media", /**< AUDIO_IN_TYPE_MEDIA_EXTERNAL_ONLY */
163 //"ringtone-call", /**< AUDIO_IN_TYPE_RINGTONE_CALL */
164 //"call-voice", /**< AUDIO_IN_TYPE_VOICE_CALL */
165 //"call-video", /**< AUDIO_IN_TYPE_VIDEO_CALL */
166 //"radio", /**< AUDIO_IN_TYPE_RADIO */
167 "loopback-mirroring", /**< AUDIO_IN_TYPE_LOOPBACK */
168 "voice-recognition-service", /**< AUDIO_IN_TYPE_VOICE_RECOGNITION_SERVICE */
169 //"network-source-media", /**< AUDIO_IN_TYPE_MEDIA_NETWORK_SOURCE */
172 "media", /**< AUDIO_OUT_TYPE_MEDIA */
173 "system", /**< AUDIO_OUT_TYPE_SYSTEM */
174 "alarm", /**< AUDIO_OUT_TYPE_ALARM */
175 "notification", /**< AUDIO_OUT_TYPE_NOTIFICATION */
176 "emergency", /**< AUDIO_OUT_TYPE_EMERGENCY */
177 "voice-information", /**< AUDIO_OUT_TYPE_VOICE_INFORMATION */
178 //"voice-recognition", /**< AUDIO_OUT_TYPE_VOICE_RECOGNITION */
179 "ringtone-voip", /**< AUDIO_OUT_TYPE_RINGTONE_VOIP */
180 "voip", /**< AUDIO_OUT_TYPE_VOIP */
181 "ext-media", /**< AUDIO_OUT_TYPE_MEDIA_EXTERNAL_ONLY */
182 "ringtone-call", /**< AUDIO_OUT_TYPE_RINGTONE_CALL */
183 //"call-voice", /**< AUDIO_OUT_TYPE_VOICE_CALL */
184 //"call-video", /**< AUDIO_OUT_TYPE_VIDEO_CALL */
185 //"radio", /**< AUDIO_OUT_TYPE_RADIO */
186 //"loopback-mirroring", /**< AUDIO_OUT_TYPE_LOOPBACK */
187 //"voice-recognition-service",/**< AUDIO_OUT_TYPE_VOICE_RECOGNITION_SERVICE */
188 "network-source-media", /**< AUDIO_OUT_TYPE_MEDIA_NETWORK_SOURCE */
191 EAudioType convertInputStreamTypeToAudioType(const char *streamType);
192 EAudioType convertOutputStreamTypeToAudioType(const char *streamType);
194 unsigned int __mSampleRate;
196 ESampleType __mSampleType;
197 EAudioType __mAudioType;
199 int __mReferenceDeviceId;
203 } /* namespace tizen_media_audio */
206 #endif /* __TIZEN_MEDIA_AUDIO__IO_CAUDIO_INFO_H__ */