* left and right volumes. Levels must be >= 0.0 and <= 1.0.
*/
status_t setVolume(float left, float right);
- void getVolume(float* left, float* right);
+ void getVolume(float* left, float* right) const;
/* Set the send level for this track. An auxiliary effect should be attached
* to the track with attachEffect(). Level must be >= 0.0 and <= 1.0.
*/
status_t setAuxEffectSendLevel(float level);
- void getAuxEffectSendLevel(float* level);
+ void getAuxEffectSendLevel(float* level) const;
/* Set sample rate for this track, mostly used for games' sound effects
*/
status_t setSampleRate(int sampleRate);
- uint32_t getSampleRate();
+ uint32_t getSampleRate() const;
/* Enables looping and sets the start and end points of looping.
*
* (loopEnd-loopStart) <= framecount()
*/
status_t setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount);
- status_t getLoop(uint32_t *loopStart, uint32_t *loopEnd, int *loopCount);
+ status_t getLoop(uint32_t *loopStart, uint32_t *loopEnd, int *loopCount) const;
/* Sets marker position. When playback reaches the number of frames specified, a callback with
* event type EVENT_MARKER is called. Calling setMarkerPosition with marker == 0 cancels marker
* - INVALID_OPERATION: the AudioTrack has no callback installed.
*/
status_t setMarkerPosition(uint32_t marker);
- status_t getMarkerPosition(uint32_t *marker);
+ status_t getMarkerPosition(uint32_t *marker) const;
/* Sets position update period. Every time the number of frames specified has been played,
* - INVALID_OPERATION: the AudioTrack has no callback installed.
*/
status_t setPositionUpdatePeriod(uint32_t updatePeriod);
- status_t getPositionUpdatePeriod(uint32_t *updatePeriod);
+ status_t getPositionUpdatePeriod(uint32_t *updatePeriod) const;
/* Sets playback head position within AudioTrack buffer. The new position is specified
* in number of frames.
* Returned value:
* AudioTrack session ID.
*/
- int getSessionId();
+ int getSessionId() const;
/* Attach track auxiliary output to specified effect. Use effectId = 0
* to detach track from effect.
return NO_ERROR;
}
-void AudioTrack::getVolume(float* left, float* right)
+void AudioTrack::getVolume(float* left, float* right) const
{
if (left != NULL) {
*left = mVolume[LEFT];
return NO_ERROR;
}
-void AudioTrack::getAuxEffectSendLevel(float* level)
+void AudioTrack::getAuxEffectSendLevel(float* level) const
{
if (level != NULL) {
*level = mSendLevel;
return NO_ERROR;
}
-uint32_t AudioTrack::getSampleRate()
+uint32_t AudioTrack::getSampleRate() const
{
AutoMutex lock(mLock);
return mCblk->sampleRate;
return NO_ERROR;
}
-status_t AudioTrack::getLoop(uint32_t *loopStart, uint32_t *loopEnd, int *loopCount)
+status_t AudioTrack::getLoop(uint32_t *loopStart, uint32_t *loopEnd, int *loopCount) const
{
AutoMutex lock(mLock);
if (loopStart != NULL) {
return NO_ERROR;
}
-status_t AudioTrack::getMarkerPosition(uint32_t *marker)
+status_t AudioTrack::getMarkerPosition(uint32_t *marker) const
{
if (marker == NULL) return BAD_VALUE;
return NO_ERROR;
}
-status_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod)
+status_t AudioTrack::getPositionUpdatePeriod(uint32_t *updatePeriod) const
{
if (updatePeriod == NULL) return BAD_VALUE;
mCblk->sampleRate, mFormat, mChannelMask, (audio_policy_output_flags_t)mFlags);
}
-int AudioTrack::getSessionId()
+int AudioTrack::getSessionId() const
{
return mSessionId;
}