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Define audio attributes type in system audio header 

Change-Id: Iac2030a1e4a6827676e6c5f9b408f1e768207f00
This commit is contained in:
Jean-Michel Trivi 2014-05-21 14:43:14 -07:00 committed by Rom Lemarchand
parent 8f4ac8e1d3
commit 0d580e83dd
1 changed files with 59 additions and 0 deletions
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59
include/system/audio.h
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@ -60,6 +60,55 @@ typedef enum {
AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1,
} audio_stream_type_t;
/* Do not change these values without updating their counterparts
* in frameworks/base/media/java/android/media/AudioAttributes.java
*/
typedef enum {
AUDIO_CONTENT_TYPE_UNKNOWN = 0,
AUDIO_CONTENT_TYPE_SPEECH = 1,
AUDIO_CONTENT_TYPE_MUSIC = 2,
AUDIO_CONTENT_TYPE_MOVIE = 3,
AUDIO_CONTENT_TYPE_SONIFICATION = 4,
AUDIO_CONTENT_TYPE_CNT,
AUDIO_CONTENT_TYPE_MAX = AUDIO_CONTENT_TYPE_CNT - 1,
} audio_content_type_t;
/* Do not change these values without updating their counterparts
* in frameworks/base/media/java/android/media/AudioAttributes.java
*/
typedef enum {
AUDIO_USAGE_UNKNOWN = 0,
AUDIO_USAGE_MEDIA = 1,
AUDIO_USAGE_VOICE_COMMUNICATION = 2,
AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING = 3,
AUDIO_USAGE_ALARM = 4,
AUDIO_USAGE_NOTIFICATION = 5,
AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE = 6,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST = 7,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT = 8,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED = 9,
AUDIO_USAGE_NOTIFICATION_EVENT = 10,
AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY = 11,
AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE = 12,
AUDIO_USAGE_ASSISTANCE_SONIFICATION = 13,
AUDIO_USAGE_GAME = 14,
AUDIO_USAGE_CNT,
AUDIO_USAGE_MAX = AUDIO_USAGE_CNT - 1,
} audio_usage_t;
typedef uint32_t audio_flags_mask_t;
/* Do not change these values without updating their counterparts
* in frameworks/base/media/java/android/media/AudioAttributes.java
*/
enum {
AUDIO_FLAG_AUDIBILITY_ENFORCED = 0x1,
AUDIO_FLAG_SECURE = 0x2,
AUDIO_FLAG_SCO = 0x4,
};
/* Do not change these values without updating their counterparts
* in frameworks/base/media/java/android/media/MediaRecorder.java,
* frameworks/av/services/audiopolicy/AudioPolicyService.cpp,
@ -87,6 +136,16 @@ typedef enum {
at the audio HAL. */
} audio_source_t;
/* Audio attributes */
#define AUDIO_ATTRIBUTES_TAGS_MAX_SIZE 256
typedef struct {
audio_content_type_t content_type;
audio_usage_t usage;
audio_source_t source;
audio_flags_mask_t flags;
char tags[AUDIO_ATTRIBUTES_TAGS_MAX_SIZE]; /* UTF8 */
} audio_attributes_t;
/* special audio session values
* (XXX: should this be living in the audio effects land?)
*/