Define audio attributes type in system audio header
Change-Id: Iac2030a1e4a6827676e6c5f9b408f1e768207f00
diff --git a/include/system/audio.h b/include/system/audio.h
index c34a2a5..cc4137e 100644
--- a/include/system/audio.h
+++ b/include/system/audio.h
@@ -61,6 +61,55 @@
} 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,
* and system/media/audio_effects/include/audio_effects/audio_effects_conf.h!
@@ -87,6 +136,16 @@
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?)
*/