diff options
Diffstat (limited to 'services/audioflinger/AudioMixer.h')
| -rw-r--r-- | services/audioflinger/AudioMixer.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/services/audioflinger/AudioMixer.h b/services/audioflinger/AudioMixer.h index b210212..7a61467 100644 --- a/services/audioflinger/AudioMixer.h +++ b/services/audioflinger/AudioMixer.h @@ -31,7 +31,8 @@ namespace android { class AudioMixer { public: - AudioMixer(size_t frameCount, uint32_t sampleRate); + AudioMixer(size_t frameCount, uint32_t sampleRate, + uint32_t maxNumTracks = MAX_NUM_TRACKS); /*virtual*/ ~AudioMixer(); // non-virtual saves a v-table, restore if sub-classed @@ -184,11 +185,17 @@ private: int32_t *outputTemp; int32_t *resampleTemp; int32_t reserved[2]; + // FIXME allocate dynamically to save some memory when maxNumTracks < MAX_NUM_TRACKS track_t tracks[MAX_NUM_TRACKS]; __attribute__((aligned(32))); }; // bitmask of allocated track names, where bit 0 corresponds to TRACK0 etc. uint32_t mTrackNames; + + // bitmask of configured track names; ~0 if maxNumTracks == MAX_NUM_TRACKS, + // but will have fewer bits set if maxNumTracks < MAX_NUM_TRACKS + const uint32_t mConfiguredNames; + const uint32_t mSampleRate; state_t mState __attribute__((aligned(32))); |