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authorEric Laurent <elaurent@google.com>2014-09-19 17:45:18 -0700
committerEric Laurent <elaurent@google.com>2014-09-19 17:45:18 -0700
commitf6cce347a73e3b3da9ff6698ead25b5a543ce47b (patch)
tree00fd4f94e22e6c138e6f5d543a2247981be50c12 /include/system
parent40af09297f9d60a3cfd4a186ff294cef6255a9df (diff)
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audio: add HW hotword capture flag
Bug: 17575019. Change-Id: I12c0a2e0200f3d839dfd74650724391e54ac3534
Diffstat (limited to 'include/system')
-rw-r--r--include/system/audio.h8
1 files changed, 5 insertions, 3 deletions
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 @@ enum {
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 @@ typedef enum {
* 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