audio: add HW hotword capture flag
Bug: 17575019.
Change-Id: I12c0a2e0200f3d839dfd74650724391e54ac3534
diff --git a/include/system/audio.h b/include/system/audio.h
index 0eb28b0..9a25cfb 100644
--- a/include/system/audio.h
+++ b/include/system/audio.h
@@ -111,7 +111,8 @@
AUDIO_FLAG_SECURE = 0x2,
AUDIO_FLAG_SCO = 0x4,
AUDIO_FLAG_BEACON = 0x8,
- AUDIO_FLAG_HW_AV_SYNC = 0x10
+ AUDIO_FLAG_HW_AV_SYNC = 0x10,
+ AUDIO_FLAG_HW_HOTWORD = 0x20,
};
/* Do not change these values without updating their counterparts
@@ -710,8 +711,9 @@
* attributes corresponding to the specified flags.
*/
typedef enum {
- AUDIO_INPUT_FLAG_NONE = 0x0, // no attributes
- AUDIO_INPUT_FLAG_FAST = 0x1, // prefer an input that supports "fast tracks"
+ AUDIO_INPUT_FLAG_NONE = 0x0, // no attributes
+ AUDIO_INPUT_FLAG_FAST = 0x1, // prefer an input that supports "fast tracks"
+ AUDIO_INPUT_FLAG_HW_HOTWORD = 0x2, // prefer an input that captures from hw hotword source
} audio_input_flags_t;
/* Additional information about compressed streams offloaded to