Lines Matching refs:audio

20  * @brief Provides unified APIs for audio services to access audio drivers.
22 …* An audio service can obtain an audio driver object or agent and then call APIs provided by this …
23 …* access different types of audio devices based on the audio IDs, thereby obtaining audio informat…
24  * subscribing to or unsubscribing from audio data, enabling or disabling an audio,
25 …* setting the audio data reporting mode, and setting audio options such as the accuracy and measur…
31 package ohos.hdi.audio.v1_0;
33 import ohos.hdi.audio.v1_0.AudioTypes;
34 import ohos.hdi.audio.v1_0.IAudioRender;
35 import ohos.hdi.audio.v1_0.IAudioCapture;
36 import ohos.hdi.audio.v1_0.IAudioCallback;
39 …* @brief Provides audio adapter capabilities, including initializing ports, creating rendering and…
49      * @brief Initializes all ports of an audio adapter.
55      * @param adapter Indicates the pointer to the audio adapter to operate.
63      * @param adapter Indicates the pointer to the audio adapter to operate.
64      * @param desc Indicates the pointer to the descriptor of the audio adapter to start.
65      * @param attrs Indicates the pointer to the audio sampling attributes to open.
78      * @attention Do not destroy the object during audio rendering.
80      * @param adapter Indicates the pointer to the audio adapter to operate.
90      * @param adapter Indicates the pointer to the audio adapter to operate.
91      * @param desc Indicates the pointer to the descriptor of the audio adapter to start.
92      * @param attrs Indicates the pointer to the audio sampling attributes to open.
105      * @attention Do not destroy the object during audio capturing.
107      * @param adapter Indicates the pointer to the audio adapter to operate.
115      * @brief Obtains the capability set of the port driver for the audio adapter.
117      * @param adapter Indicates the pointer to the audio adapter to operate.
125      * @brief Sets the passthrough data transmission mode of the audio port driver.
127      * @param adapter Indicates the pointer to the audio adapter to operate.
136      * @brief Obtains the passthrough data transmission mode of the audio port driver.
138      * @param adapter Indicates the pointer to the audio adapter to operate.
149      * @param adapter Indicates the audio adapter.
156      * @brief Update audio route on several source and sink ports.
158      * @param adapter Indicates the pointer to the audio adapter to operate.
167      * @brief Release an audio route.
169      * @param adapter Indicates the pointer to the audio adapter to operate.
177      * @brief Sets the mute operation for the audio.
179      * @param adapter Indicates the pointer to the audio adapter to operate.
180      * @param mute Specifies whether to mute the audio. Value <b>true</b> means to mute the audio,
188      * @brief Obtains the mute operation set for the audio.
190      * @param adapter Indicates the pointer to the audio adapter to operate.
191 …* @param mute Indicates the pointer to the mute operation set for the audio. Value <b>true</b> mea…
192      * the audio is muted, and <b>false</b> means the opposite.
199      * @brief Sets the audio volume for voice call.
201 …  * The volume ranges from 0.0 to 1.0. If the volume level in an audio service ranges from 0 to 15,
202 …* <b>0.0</b> indicates that the audio is muted, and <b>1.0</b> indicates the maximum volume level …
204      * @param adapter Indicates the pointer to the audio adapter to operate.
212      * @brief Sets extra audio parameters.
214      * @param adapter Indicates the audio adapter.
231      * @brief Get extra audio parameters.
233      * @param adapter Indicates the audio adapter.
251      * @brief Register extra audio parameters observer.
253      * @param adapter Indicates the audio adapter.