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-rw-r--r--libs/audioflinger/AudioFlinger.h101
1 files changed, 50 insertions, 51 deletions
diff --git a/libs/audioflinger/AudioFlinger.h b/libs/audioflinger/AudioFlinger.h
index 8c02617..d9f7b49 100644
--- a/libs/audioflinger/AudioFlinger.h
+++ b/libs/audioflinger/AudioFlinger.h
@@ -43,13 +43,17 @@ class audio_track_cblk_t;
class AudioMixer;
class AudioBuffer;
+
// ----------------------------------------------------------------------------
#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true ))
#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false ))
+
// ----------------------------------------------------------------------------
+static const nsecs_t kStandbyTimeInNsecs = seconds(3);
+
class AudioFlinger : public BnAudioFlinger, protected Thread
{
public:
@@ -69,13 +73,16 @@ public:
uint32_t sampleRate,
int format,
int channelCount,
- int bufferCount,
- uint32_t flags);
+ int frameCount,
+ uint32_t flags,
+ const sp<IMemory>& sharedBuffer,
+ status_t *status);
virtual uint32_t sampleRate() const;
virtual int channelCount() const;
virtual int format() const;
virtual size_t frameCount() const;
+ virtual size_t latency() const;
virtual status_t setMasterVolume(float value);
virtual status_t setMasterMute(bool muted);
@@ -128,8 +135,9 @@ public:
uint32_t sampleRate,
int format,
int channelCount,
- int bufferCount,
- uint32_t flags);
+ int frameCount,
+ uint32_t flags,
+ status_t *status);
virtual status_t onTransact(
uint32_t code,
@@ -141,12 +149,15 @@ private:
AudioFlinger();
virtual ~AudioFlinger();
+ void setOutput(AudioStreamOut* output);
+ size_t getOutputFrameCount(AudioStreamOut* output);
+
// Internal dump utilites.
status_t dumpPermissionDenial(int fd, const Vector<String16>& args);
status_t dumpClients(int fd, const Vector<String16>& args);
status_t dumpTracks(int fd, const Vector<String16>& args);
status_t dumpInternals(int fd, const Vector<String16>& args);
-
+
// --- Client ---
class Client : public RefBase {
public:
@@ -183,17 +194,17 @@ private:
};
enum track_flags {
- STEPSERVER_FAILED = 0x01 // StepServer could not acquire cblk->lock mutex
+ STEPSERVER_FAILED = 0x01 // StepServer could not acquire cblk->lock mutex
};
-
+
TrackBase( const sp<AudioFlinger>& audioFlinger,
const sp<Client>& client,
int streamType,
uint32_t sampleRate,
int format,
int channelCount,
- int bufferCount,
- int bufferSize);
+ int frameCount,
+ const sp<IMemory>& sharedBuffer);
~TrackBase();
virtual status_t start() = 0;
@@ -203,6 +214,7 @@ private:
protected:
friend class AudioFlinger;
friend class RecordHandle;
+ friend class AudioRecordThread;
TrackBase(const TrackBase&);
TrackBase& operator = (const TrackBase&);
@@ -222,19 +234,11 @@ private:
return mFormat;
}
- int channelCount() const {
- return mChannelCount;
- }
-
- int bufferCount() const {
- return mBufferCount;
- }
+ int channelCount() const ;
int sampleRate() const;
- void* getBuffer(int n) const {
- return (char*)mBuffers + n * mBufferSize;
- }
+ void* getBuffer(uint32_t offset, uint32_t frames) const;
int name() const {
return mName;
@@ -256,16 +260,15 @@ private:
sp<IMemory> mCblkMemory;
audio_track_cblk_t* mCblk;
int mStreamType;
- uint8_t mFormat;
- uint8_t mChannelCount;
- uint8_t mBufferCount;
- uint8_t mFlags;
- void* mBuffers;
- size_t mBufferSize;
+ void* mBuffer;
+ void* mBufferEnd;
+ uint32_t mFrameCount;
int mName;
// we don't really need a lock for these
int mState;
int mClientTid;
+ uint8_t mFormat;
+ uint8_t mFlags;
};
// playback track
@@ -277,8 +280,8 @@ private:
uint32_t sampleRate,
int format,
int channelCount,
- int bufferCount,
- int bufferSize);
+ int frameCount,
+ const sp<IMemory>& sharedBuffer);
~Track();
void dump(char* buffer, size_t size);
@@ -312,7 +315,7 @@ private:
return mState == PAUSED;
}
- bool isReady(uint32_t u, int32_t s) const;
+ bool isReady() const;
void setPaused() { mState = PAUSED; }
void reset();
@@ -324,6 +327,8 @@ private:
enum {FS_FILLING, FS_FILLED, FS_ACTIVE};
mutable uint8_t mFillingUpStatus;
int8_t mRetryCount;
+ sp<IMemory> mSharedBuffer;
+ bool mResetDone;
}; // end of Track
friend class AudioBuffer;
@@ -366,8 +371,8 @@ private:
void remove_track_l(wp<Track> track, int name);
void destroyTrack(const sp<Track>& track);
- AudioMixer& audioMixer() {
- return *mAudioMixer;
+ AudioMixer* audioMixer() {
+ return mAudioMixer;
}
// record track
@@ -379,8 +384,7 @@ private:
uint32_t sampleRate,
int format,
int channelCount,
- int bufferCount,
- int bufferSize);
+ int frameCount);
~RecordTrack();
virtual status_t start();
@@ -419,43 +423,34 @@ private:
class AudioRecordThread : public Thread
{
public:
- AudioRecordThread(const sp<AudioFlinger>& audioFlinger);
+ AudioRecordThread(AudioHardwareInterface* audioHardware);
virtual ~AudioRecordThread();
virtual bool threadLoop();
virtual status_t readyToRun() { return NO_ERROR; }
virtual void onFirstRef() {}
- status_t open(const sp<RecordTrack>& recordTrack, AudioStreamIn *input);
- status_t start();
- void stop();
- status_t close();
+ status_t start(RecordTrack* recordTrack);
+ void stop(RecordTrack* recordTrack);
void exit();
-
- bool isOpen() { return bool(mRecordTrack != NULL); }
private:
AudioRecordThread();
- sp<AudioFlinger> mAudioFlinger;
- wp<RecordTrack> mRecordTrack;
- AudioStreamIn* mInput;
+ AudioHardwareInterface *mAudioHardware;
+ sp<RecordTrack> mRecordTrack;
Mutex mLock;
Condition mWaitWorkCV;
- AudioBufferProvider::Buffer mBuffer;
volatile bool mActive;
+ status_t mStartStatus;
};
friend class AudioRecordThread;
- sp<AudioRecordThread> audioRecordThread();
- void endRecord();
- status_t startRecord();
- void stopRecord();
- void exitRecord();
-
- AudioHardwareInterface* audioHardware() { return mAudioHardware; }
+ status_t startRecord(RecordTrack* recordTrack);
+ void stopRecord(RecordTrack* recordTrack);
mutable Mutex mHardwareLock;
mutable Mutex mLock;
+ mutable Mutex mOutputLock;
mutable Condition mWaitWorkCV;
DefaultKeyedVector< pid_t, wp<Client> > mClients;
SortedVector< wp<Track> > mActiveTracks;
@@ -465,15 +460,19 @@ private:
bool mMasterMute;
stream_type_t mStreamTypes[AudioTrack::NUM_STREAM_TYPES];
+ AudioMixer* mHardwareAudioMixer;
+ AudioMixer* mA2dpAudioMixer;
AudioMixer* mAudioMixer;
AudioHardwareInterface* mAudioHardware;
+ AudioHardwareInterface* mA2dpAudioInterface;
+ AudioStreamOut* mHardwareOutput;
+ AudioStreamOut* mA2dpOutput;
AudioStreamOut* mOutput;
sp<AudioRecordThread> mAudioRecordThread;
uint32_t mSampleRate;
size_t mFrameCount;
int mChannelCount;
int mFormat;
- int mMixBufferSize;
int16_t* mMixBuffer;
mutable int mHardwareStatus;
nsecs_t mLastWriteTime;
generated by cgit v1.1 at 2025-01-11 06:30:35 +0000