static void webrtc_aec_postprocess(MSFilter *f)
{
WebRTCAECState *s = (WebRTCAECState *) f->data;
ms_bufferizer_flush(&s->delayed_ref);
ms_bufferizer_flush(&s->echo);
ms_bufferizer_flush(&s->ref);
if (s->aecmInst != NULL) {
WebRtcAecm_Free(s->aecmInst);
s->aecmInst = NULL;
}
}
static void speex_ec_postprocess(MSFilter *f){
SpeexECState *s=(SpeexECState*)f->data;
ms_bufferizer_flush (&s->delayed_ref);
ms_bufferizer_flush (&s->echo);
ms_bufferizer_flush (&s->ref);
if (s->ecstate!=NULL){
speex_echo_state_destroy(s->ecstate);
s->ecstate=NULL;
}
if (s->den!=NULL){
speex_preprocess_state_destroy(s->den);
s->den=NULL;
}
}
static OSStatus writeRenderProc(void *inRefCon,
AudioUnitRenderActionFlags *inActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber,
UInt32 inNumFrames,
AudioBufferList *ioData)
{
AUWrite *d=(AUWrite*)inRefCon;
int read;
if (ioData->mNumberBuffers!=1) ms_warning("writeRenderProc: %"UINT32_PRINTF" buffers",ioData->mNumberBuffers);
ms_mutex_lock(&d->common.mutex);
read=ms_bufferizer_read(d->buffer,ioData->mBuffers[0].mData,ioData->mBuffers[0].mDataByteSize);
if (ms_bufferizer_get_avail(d->buffer) >10*inNumFrames*2) {
ms_message("we are late, bufferizer sise is [%i] bytes in framezize is [%"UINT32_PRINTF"] bytes"
,(int)ms_bufferizer_get_avail(d->buffer)
,inNumFrames*2);
ms_bufferizer_flush(d->buffer);
}
ms_mutex_unlock(&d->common.mutex);
if (read==0){
ms_debug("Silence inserted in audio output unit (%"UINT32_PRINTF" bytes)",ioData->mBuffers[0].mDataByteSize);
memset(ioData->mBuffers[0].mData,0,ioData->mBuffers[0].mDataByteSize);
}
return 0;
}
static void au_configure_write(AUData *d) {
d->write_started=TRUE;
au_configure(d);
ms_mutex_lock(&d->mutex);
ms_bufferizer_flush(d->bufferizer);
ms_mutex_unlock(&d->mutex);
}
~msandroid_sound_write_data() {
ms_bufferizer_flush(bufferizer);
ms_bufferizer_destroy(bufferizer);
ms_cond_destroy(&cond);
if (audio_track_class!=0){
JNIEnv *env = ms_get_jni_env();
env->DeleteGlobalRef(audio_track_class);
}
}
static void au_unconfigure_write(AUData *d){
if(d->write_started == TRUE) {
d->write_started=FALSE;
AudioUnitElement outputBus = 0;
AudioUnitReset(d->io_unit,
kAudioUnitScope_Global,
outputBus);
}
ms_message("[%i] frames of silence inserted for [%i] ms.",d->n_lost_frame,(d->n_lost_frame*1000)/d->rate);
au_unconfigure(d);
ms_mutex_lock(&d->mutex);
ms_bufferizer_flush(d->bufferizer);
ms_mutex_unlock(&d->mutex);
}
~msandroid_sound_write_data() {
ms_bufferizer_flush(bufferizer);
ms_bufferizer_destroy(bufferizer);
ms_cond_destroy(&cond);
if (audio_track_class!=0) {
//JNIEnv *env = ms_get_jni_env();
JNIEnv *env = NULL;
JavaVM *jvm = ms_get_jvm();
if (jvm->AttachCurrentThread(&env, NULL)!=0) {
ms_fatal("AttachCurrentThread() failed !");
}
env->DeleteGlobalRef(audio_track_class);
jvm->DetachCurrentThread();
}
}
static OSStatus au_render_cb (
void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber,
UInt32 inNumberFrames,
AudioBufferList *ioData
) {
ms_debug("render cb");
AUData *d=(AUData*)inRefCon;
if (d->write_started == TRUE) {
ioData->mBuffers[0].mDataByteSize=inNumberFrames*d->bits/8;
ioData->mNumberBuffers=1;
ms_mutex_lock(&d->mutex);
if(ms_bufferizer_get_avail(d->bufferizer) >= inNumberFrames*d->bits/8) {
ms_bufferizer_read(d->bufferizer, ioData->mBuffers[0].mData, inNumberFrames*d->bits/8);
if (ms_bufferizer_get_avail(d->bufferizer) >10*inNumberFrames*d->bits/8) {
ms_debug("we are late, bufferizer sise is %i bytes in framezize is %i bytes",ms_bufferizer_get_avail(d->bufferizer),inNumberFrames*d->bits/8);
ms_bufferizer_flush(d->bufferizer);
}
ms_mutex_unlock(&d->mutex);
} else {
ms_mutex_unlock(&d->mutex);
memset(ioData->mBuffers[0].mData, 0,ioData->mBuffers[0].mDataByteSize);
ms_debug("nothing to write, pushing silences, bufferizer size is %i bytes in framezize is %i bytes mDataByteSize %i"
,ms_bufferizer_get_avail(d->bufferizer)
,inNumberFrames*d->bits/8
,ioData->mBuffers[0].mDataByteSize);
d->n_lost_frame+=inNumberFrames;
}
}
if (!d->is_ringer) { // no need to read in ringer mode
AudioBufferList readAudioBufferList;
readAudioBufferList.mBuffers[0].mDataByteSize=inNumberFrames*d->bits/8;
readAudioBufferList.mNumberBuffers=1;
readAudioBufferList.mBuffers[0].mData=NULL;
readAudioBufferList.mBuffers[0].mNumberChannels=d->nchannels;
AudioUnitElement inputBus = 1;
au_read_cb(d, ioActionFlags, inTimeStamp, inputBus, inNumberFrames, &readAudioBufferList);
}
return 0;
}
static void* msandroid_write_cb(msandroid_sound_write_data* d) {
jbyteArray write_buff;
jmethodID write_id=0;
jmethodID play_id=0;
int min_size=-1;
int count;
int max_size=sndwrite_flush_threshold*(float)d->rate*(float)d->nchannels*2.0;
int check_point_size=3*(float)d->rate*(float)d->nchannels*2.0; /*3 seconds*/
int nwrites=0;
set_high_prio();
int buff_size = d->write_chunk_size;
JNIEnv *jni_env = ms_get_jni_env();
// int write (byte[] audioData, int offsetInBytes, int sizeInBytes)
write_id = jni_env->GetMethodID(d->audio_track_class,"write", "([BII)I");
if(write_id==0) {
ms_error("cannot find AudioTrack.write() method");
goto end;
}
play_id = jni_env->GetMethodID(d->audio_track_class,"play", "()V");
if(play_id==0) {
ms_error("cannot find AudioTrack.play() method");
goto end;
}
write_buff = jni_env->NewByteArray(buff_size);
uint8_t tmpBuff[buff_size];
//start playing
jni_env->CallVoidMethod(d->audio_track,play_id);
ms_mutex_lock(&d->mutex);
ms_bufferizer_flush(d->bufferizer);
ms_mutex_unlock(&d->mutex);
while(d->started) {
int bufferizer_size;
ms_mutex_lock(&d->mutex);
min_size=-1;
count=0;
while((bufferizer_size = ms_bufferizer_get_avail(d->bufferizer)) >= d->write_chunk_size) {
if (min_size==-1) min_size=bufferizer_size;
else if (bufferizer_size<min_size) min_size=bufferizer_size;
ms_bufferizer_read(d->bufferizer, tmpBuff, d->write_chunk_size);
ms_mutex_unlock(&d->mutex);
jni_env->SetByteArrayRegion(write_buff,0,d->write_chunk_size,(jbyte*)tmpBuff);
int result = jni_env->CallIntMethod(d->audio_track,write_id,write_buff,0,d->write_chunk_size);
d->writtenBytes+=result;
if (result <= 0) {
ms_error("write operation has failed [%i]",result);
}
nwrites++;
ms_mutex_lock(&d->mutex);
count+=d->write_chunk_size;
if (count>check_point_size){
if (min_size > max_size) {
ms_warning("we are late, flushing %i bytes",min_size);
ms_bufferizer_skip_bytes(d->bufferizer,min_size);
}
count=0;
}
}
if (d->started) {
d->sleeping=true;
ms_cond_wait(&d->cond,&d->mutex);
d->sleeping=false;
}
ms_mutex_unlock(&d->mutex);
}
goto end;
end: {
ms_thread_exit(NULL);
return NULL;
}
}
static void enc_postprocess(MSFilter *f) {
EncState *s = (EncState*) f->data;
Encoder_Interface_exit(s->enc);
s->enc = NULL;
ms_bufferizer_flush(s->mb);
}
