status_t AudioStreamInALSA::setAcousticParams(void *params)
{
android::AutoMutex lock(mLock);
acoustic_device_t *aDev = acoustics();
return aDev ? aDev->set_params(aDev, mAcoustics, params) : (status_t)NO_ERROR;
}
AudioStreamInALSA::AudioStreamInALSA(AudioHardwareALSA *parent,
alsa_handle_t *handle,
AudioSystem::audio_in_acoustics audio_acoustics) :
ALSAStreamOps(parent, handle),
mFramesLost(0),
mAcoustics(audio_acoustics)
{
acoustic_device_t *aDev = acoustics();
if (aDev) aDev->set_params(aDev, mAcoustics, NULL);
}
status_t AudioStreamInALSA::setAcousticParams(void *params)
{
/*m@nufront start*/
/*AutoMutex lock(mLock);*/
android::AutoMutex lock(mLock);
/*m@nufront end*/
acoustic_device_t *aDev = acoustics();
return aDev ? aDev->set_params(aDev, mAcoustics, params) : (status_t)NO_ERROR;
}
status_t AudioStreamInALSA::open(int mode)
{
android::AutoMutex lock(mLock);
status_t status = ALSAStreamOps::open(mode);
acoustic_device_t *aDev = acoustics();
if (status == NO_ERROR && aDev)
status = aDev->use_handle(aDev, mHandle);
return status;
}
status_t AudioStreamInALSA::close()
{
android::AutoMutex lock(mLock);
acoustic_device_t *aDev = acoustics();
if (mHandle && aDev) aDev->cleanup(aDev);
ALSAStreamOps::close();
if (mPowerLock) {
release_wake_lock ("AudioInLock");
mPowerLock = false;
}
return NO_ERROR;
}
ssize_t AudioStreamInALSA::read(void *buffer, ssize_t bytes)
{
/*m@nufront start*/
/*AutoMutex lock(mLock);*/
android::AutoMutex lock(mLock);
/*m@nufront end*/
if (!mPowerLock) {
acquire_wake_lock (PARTIAL_WAKE_LOCK, "AudioInLock");
mPowerLock = true;
}
acoustic_device_t *aDev = acoustics();
// If there is an acoustics module read method, then it overrides this
// implementation (unlike AudioStreamOutALSA write).
if (aDev && aDev->read)
return aDev->read(aDev, buffer, bytes);
snd_pcm_sframes_t n, frames = snd_pcm_bytes_to_frames(mHandle->handle, bytes);
status_t err;
do {
n = snd_pcm_readi(mHandle->handle, buffer, frames);
/*a@nufront start*/
if (n == -EPIPE) {
ZJFLOGD("xrun.");
xrun(mHandle->handle);
}
/*a@nufront end*/
if (n < frames) {
if (mHandle->handle) {
if (n < 0) {
n = snd_pcm_recover(mHandle->handle, n, 0);
if (aDev && aDev->recover) aDev->recover(aDev, n);
} else
n = snd_pcm_prepare(mHandle->handle);
}
return static_cast<ssize_t>(n);
}
} while (n == -EAGAIN);
return static_cast<ssize_t>(snd_pcm_frames_to_bytes(mHandle->handle, n));
}
ssize_t AudioStreamOutALSA::write(const void *buffer, size_t bytes)
{
AutoMutex lock(mLock);
if (!mPowerLock) {
acquire_wake_lock (PARTIAL_WAKE_LOCK, "AudioOutLock");
mPowerLock = true;
mHandle->module->popAttenu(0); // 20100604 [email protected], No pop noise set(amp on delay) [START_LGE]
mHandle->module->route(mHandle, mHandle->curDev, mHandle->curMode); //[email protected] 20100308 codec_onoff
usleep(35000); //201104011 [email protected], fix sound tick noise from global B
}
/* check if handle is still valid, otherwise we are coming out of standby */
if(mHandle->handle == NULL) {
nsecs_t previously = systemTime();
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
nsecs_t delta = systemTime() - previously;
LOGE("1.RE-OPEN AFTER STANDBY:: took %llu msecs\n", ns2ms(delta));
}
acoustic_device_t *aDev = acoustics();
// For output, we will pass the data on to the acoustics module, but the actual
// data is expected to be sent to the audio device directly as well.
if (aDev && aDev->write)
aDev->write(aDev, buffer, bytes);
#if 0
snd_pcm_sframes_t n;
#else
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정.
snd_pcm_sframes_t n = 0;
#endif
size_t sent = 0;
status_t err;
do {
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [START]
if(mHandle->handle != NULL)
{
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [END]
n = snd_pcm_writei(mHandle->handle,
(char *)buffer + sent,
snd_pcm_bytes_to_frames(mHandle->handle, bytes - sent));
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [START]
}
else{
nsecs_t previously = systemTime();
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
nsecs_t delta = systemTime() - previously;
LOGD("2.RE-OPEN AFTER STANDBY:: took %llu msecs\n", ns2ms(delta));
}
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [END]
if (n == -EBADFD) {
// Somehow the stream is in a bad state. The driver probably
// has a bug and snd_pcm_recover() doesn't seem to handle this.
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
if (aDev && aDev->recover) aDev->recover(aDev, n);
//bail
if (n) return static_cast<ssize_t>(n);
}
else if (n < 0) {
if (mHandle->handle) {
// snd_pcm_recover() will return 0 if successful in recovering from
// an error, or -errno if the error was unrecoverable.
n = snd_pcm_recover(mHandle->handle, n, 1);
if (aDev && aDev->recover) aDev->recover(aDev, n);
if (n) return static_cast<ssize_t>(n);
}
}
else {
if(mHandle->handle){ //[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정.
mFrameCount += n;
sent += static_cast<ssize_t>(snd_pcm_frames_to_bytes(mHandle->handle, n));
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [START]
}
else{
nsecs_t previously = systemTime();
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
nsecs_t delta = systemTime() - previously;
LOGD("3.RE-OPEN AFTER STANDBY:: took %llu msecs\n", ns2ms(delta));
}
//[email protected] - BT connect -> music play -> voice dialer start/end 시 music restart 되는 현상 수정. [END]
}
} while (mHandle->handle && sent < bytes);
return sent;
}
ssize_t AudioStreamOutALSA::write(const void *buffer, size_t bytes)
{
AutoMutex lock(mLock);
if (!mPowerLock) {
acquire_wake_lock (PARTIAL_WAKE_LOCK, "AudioOutLock");
mPowerLock = true;
usleep(35000); //201104011 [email protected], fix sound tick noise from global B
}
/* check if handle is still valid, otherwise we are coming out of standby */
if(mHandle->handle == NULL) {
nsecs_t previously = systemTime();
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode, mHandle->curChannels);
nsecs_t delta = systemTime() - previously;
LOGE("RE-OPEN AFTER STANDBY:: took %llu msecs\n", ns2ms(delta));
}
acoustic_device_t *aDev = acoustics();
// For output, we will pass the data on to the acoustics module, but the actual
// data is expected to be sent to the audio device directly as well.
if (aDev && aDev->write)
aDev->write(aDev, buffer, bytes);
snd_pcm_sframes_t n;
size_t sent = 0;
status_t err;
while (mHandle->handle && sent < bytes) {
n = snd_pcm_writei(mHandle->handle,
(char *)buffer + sent,
snd_pcm_bytes_to_frames(mHandle->handle, bytes - sent));
if (n == -EBADFD) {
// Somehow the stream is in a bad state. The driver probably
// has a bug and snd_pcm_recover() doesn't seem to handle this.
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode, mHandle->curChannels);
if (aDev && aDev->recover) aDev->recover(aDev, n);
}
else if (n < 0) {
if (mHandle->handle) {
// snd_pcm_recover() will return 0 if successful in recovering from
// an error, or -errno if the error was unrecoverable.
n = snd_pcm_recover(mHandle->handle, n, 1);
if (aDev && aDev->recover) aDev->recover(aDev, n);
if (n) return static_cast<ssize_t>(n);
}
}
else {
if (mHandle->handle) {
mFrameCount += n;
sent += static_cast<ssize_t>(snd_pcm_frames_to_bytes(mHandle->handle, n));
}
}
}
return sent;
}
ssize_t AudioStreamInALSA::read(void *buffer, ssize_t bytes)
{
AutoMutex lock(mLock);
if (!mPowerLock) {
acquire_wake_lock (PARTIAL_WAKE_LOCK, "AudioInLock");
mPowerLock = true;
}
acoustic_device_t *aDev = acoustics();
// If there is an acoustics module read method, then it overrides this
// implementation (unlike AudioStreamOutALSA write).
if (aDev && aDev->read)
return aDev->read(aDev, buffer, bytes);
snd_pcm_sframes_t n, frames = snd_pcm_bytes_to_frames(mHandle->handle, bytes);
status_t err;
do {
n = snd_pcm_readi(mHandle->handle, buffer, frames);
#ifdef DROPFRAME
#ifdef DROPFRAME2
FrameNumber++;
if (!(FrameNumber % 17) && (FrameNumber <= 1700))
{
n = snd_pcm_readi(mHandle->handle, buffer, frames);
}
if (!(FrameNumber % 176))
{
n = snd_pcm_readi(mHandle->handle, buffer, frames);
}
if (FrameNumber == 1764)
{
FrameNumber = 0;
n = snd_pcm_readi(mHandle->handle, buffer, frames);
}
#else
FrameNumber++;
if (FrameNumber == 624/*137* rane@2012 07 20*/)
{
FrameNumber = 0;
n = snd_pcm_readi(mHandle->handle, buffer, frames);
}
#endif
#endif
if (n < frames) {
if (mHandle->handle) {
if (n < 0) {
n = snd_pcm_recover(mHandle->handle, n, 0);
if (aDev && aDev->recover) aDev->recover(aDev, n);
} else
n = snd_pcm_prepare(mHandle->handle);
}
return static_cast<ssize_t>(n);
}
} while (n == -EAGAIN);
return static_cast<ssize_t>(snd_pcm_frames_to_bytes(mHandle->handle, n));
}
ssize_t AudioStreamOutALSA::write(const void *buffer, size_t bytes)
{
android::AutoMutex lock(mLock);
if (!mPowerLock) {
acquire_wake_lock (PARTIAL_WAKE_LOCK, "AudioOutLock");
mPowerLock = true;
}
acoustic_device_t *aDev = acoustics();
// For output, we will pass the data on to the acoustics module, but the actual
// data is expected to be sent to the audio device directly as well.
if (aDev && aDev->write)
aDev->write(aDev, buffer, bytes);
snd_pcm_sframes_t n;
size_t sent = 0;
status_t err = 0;
do {
if (mHandle->mmap)
n = snd_pcm_mmap_writei(mHandle->handle,
(char *)buffer + sent,
snd_pcm_bytes_to_frames(mHandle->handle, bytes - sent));
else
n = snd_pcm_writei(mHandle->handle,
(char *)buffer + sent,
snd_pcm_bytes_to_frames(mHandle->handle, bytes - sent));
if (n == -EBADFD) {
LOGW("badstate and do recovery.....");
switch(snd_pcm_state(mHandle->handle)){
case SND_PCM_STATE_SETUP:
err = snd_pcm_prepare(mHandle->handle);
if(err < 0) LOGW("snd_pcm_prepare failed");
break;
case SND_PCM_STATE_SUSPENDED:
snd_pcm_resume(mHandle->handle);
if(err < 0) LOGW("snd_pcm_resume failed");
snd_pcm_prepare(mHandle->handle);
if(err < 0) LOGW("snd_pcm_prepare failed");
break;
default:
// Somehow the stream is in a bad state. The driver probably
// has a bug and snd_pcm_recover() doesn't seem to handle this.
mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
break;
}
if(err < 0 ) mHandle->module->open(mHandle, mHandle->curDev, mHandle->curMode);
if (aDev && aDev->recover) aDev->recover(aDev, n);
}
else if (n < 0) {
if (mHandle->handle) {
LOGW("underrun and do recovery.....");
// snd_pcm_recover() will return 0 if successful in recovering from
// an error, or -errno if the error was unrecoverable.
n = snd_pcm_recover(mHandle->handle, n, 1);
if (aDev && aDev->recover) aDev->recover(aDev, n);
if (n) return static_cast<ssize_t>(n);
}
}
else {
mFrameCount += n;
sent += static_cast<ssize_t>(snd_pcm_frames_to_bytes(mHandle->handle, n));
}
} while (mHandle->handle && sent < bytes);
return sent;
}