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audio: add defines for audio HW sync source 

Bug: 16132368.
Change-Id: I4008c315f2cba9c6027998be92f4af649359bcce
This commit is contained in:
Eric Laurent 2014-08-01 14:33:10 -07:00
parent 3b1215c374
commit d91e6df901
1 changed files with 11 additions and 2 deletions
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13
include/system/audio.h
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@ -110,7 +110,8 @@ enum {
AUDIO_FLAG_AUDIBILITY_ENFORCED = 0x1,
AUDIO_FLAG_SECURE = 0x2,
AUDIO_FLAG_SCO = 0x4,
AUDIO_FLAG_BEACON = 0x8
AUDIO_FLAG_BEACON = 0x8,
AUDIO_FLAG_HW_AV_SYNC = 0x10
};
/* Do not change these values without updating their counterparts
@ -696,7 +697,8 @@ typedef enum {
AUDIO_OUTPUT_FLAG_DEEP_BUFFER = 0x8, // use deep audio buffers
AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD = 0x10, // offload playback of compressed
// streams to hardware codec
AUDIO_OUTPUT_FLAG_NON_BLOCKING = 0x20 // use non-blocking write
AUDIO_OUTPUT_FLAG_NON_BLOCKING = 0x20, // use non-blocking write
AUDIO_OUTPUT_FLAG_HW_AV_SYNC = 0x40 // output uses a hardware A/V synchronization source
} audio_output_flags_t;
/* The audio input flags are analogous to audio output flags.
@ -997,6 +999,13 @@ struct audio_patch {
};
/* a HW synchronization source returned by the audio HAL */
typedef uint32_t audio_hw_sync_t;
/* an invalid HW synchronization source indicating an error */
#define AUDIO_HW_SYNC_INVALID 0
static inline bool audio_is_output_device(audio_devices_t device)
{
if (((device & AUDIO_DEVICE_BIT_IN) == 0) &&