static void sound_read_preprocess(MSFilter *f){
msandroid_sound_read_data *d=(msandroid_sound_read_data*)f->data;
ms_debug("andsnd_read_preprocess");
if (!d->started)
sound_read_setup(f);
ms_ticker_set_time_func(f->ticker,(uint64_t (*)(void*))ms_ticker_synchronizer_get_corrected_time, d->ticker_synchronizer);
}
static void sound_read_preprocess(MSFilter *f) {
msandroid_sound_read_data *d=(msandroid_sound_read_data*)f->data;
ms_debug("andsnd_read_preprocess");
if (!d->started)
sound_read_setup(f);
ms_ticker_set_time_func(f->ticker,(uint64_t (*)(void*))ms_ticker_synchronizer_get_corrected_time, d->ticker_synchronizer);
if (d->builtin_aec && d->audio_record) {
//JNIEnv *env=ms_get_jni_env();
JNIEnv *env = NULL;
JavaVM *jvm = ms_get_jvm();
if (jvm->AttachCurrentThread(&env, NULL)!=0) {
ms_fatal("AttachCurrentThread() failed !");
return;
}
jmethodID getsession_id=0;
int sessionId=-1;
getsession_id = env->GetMethodID(d->audio_record_class,"getAudioSessionId", "()I");
if(getsession_id==0) {
ms_error("cannot find AudioRecord.getAudioSessionId() method");
jvm->DetachCurrentThread();
return;
}
sessionId = env->CallIntMethod(d->audio_record,getsession_id);
ms_message("AudioRecord.getAudioSessionId() returned %i", sessionId);
if (sessionId==-1) {
jvm->DetachCurrentThread();
return;
}
d->aec = enable_hardware_echo_canceller(env, sessionId);
jvm->DetachCurrentThread();
}
}
void alsa_read_process(MSFilter *obj){
AlsaReadData *ad=(AlsaReadData*)obj->data;
int samples=(128*ad->rate)/8000;
int err;
mblk_t *om=NULL;
if (ad->handle==NULL && ad->pcmdev!=NULL && !ad->read_started){
ad->read_started=TRUE;
ad->handle=alsa_open_r(ad->pcmdev,16,ad->nchannels==2,ad->rate);
if (ad->handle){
ad->read_samples=0;
ms_ticker_set_time_func(obj->ticker,(uint64_t (*)(void*))ms_ticker_synchronizer_get_corrected_time, ad->ticker_synchronizer);
}
}
if (ad->handle==NULL) return;
while (alsa_can_read(ad->handle)>=samples){
int size=samples*2*ad->nchannels;
om=allocb(size,0);
if ((err=alsa_read(ad->handle,om->b_wptr,samples))<=0) {
ms_warning("Fail to read samples");
freemsg(om);
return;
}
ad->read_samples+=err;
size=err*2*ad->nchannels;
om->b_wptr+=size;
compute_timespec(ad);
/*ms_message("alsa_read_process: Outputing %i bytes",size);*/
ms_queue_put(obj->outputs[0],om);
}
}
void alsa_read_postprocess(MSFilter *obj){
AlsaReadData *ad=(AlsaReadData*)obj->data;
#ifdef THREADED_VERSION
alsa_stop_r(ad);
#endif
ms_ticker_set_time_func(obj->ticker,NULL,NULL);
if (ad->handle!=NULL) snd_pcm_close(ad->handle);
ad->handle=NULL;
}
static void winsnd_read_preprocess(MSFilter *f){
WinSnd *d=(WinSnd*)f->data;
MMRESULT mr;
int i;
int bsize;
DWORD dwFlag;
d->stat_input=0;
d->stat_output=0;
d->stat_notplayed=0;
d->stat_minimumbuffer=WINSND_MINIMUMBUFFER;
winsnd_apply_settings(d);
/* Init Microphone device */
dwFlag = CALLBACK_FUNCTION | WAVE_FORMAT_DIRECT;
mr = waveInOpen (&d->indev, d->dev_id, &d->wfx,
(DWORD) read_callback, (DWORD)f, dwFlag);
if (mr != MMSYSERR_NOERROR)
{
ms_error("Failed to prepare windows sound device. (waveInOpen:0x%i)", mr);
if (d->dev_id != WAVE_MAPPER)
dwFlag = WAVE_MAPPED | CALLBACK_FUNCTION;
mr = waveInOpen (&d->indev, d->dev_id, &d->wfx,
(DWORD) read_callback, (DWORD)f, dwFlag);
}
if (mr != MMSYSERR_NOERROR)
{
ms_error("Failed to prepare windows sound device. (waveInOpen:0x%i)", mr);
mr = waveInOpen (&d->indev, WAVE_MAPPER, &d->wfx,
(DWORD) read_callback, (DWORD)f, CALLBACK_FUNCTION);
if (mr != MMSYSERR_NOERROR)
{
d->indev=NULL;
ms_error("Failed to prepare windows sound device. (waveInOpen:0x%i)", mr);
return ;
}
}
bsize=WINSND_NSAMPLES*d->wfx.nAvgBytesPerSec/8000;
ms_debug("Using input buffers of %i bytes",bsize);
for(i=0;i<WINSND_NBUFS;++i){
WAVEHDR *hdr=&d->hdrs_read[i];
add_input_buffer(d,hdr,bsize);
}
d->running=TRUE;
mr=waveInStart(d->indev);
if (mr != MMSYSERR_NOERROR){
ms_error("waveInStart() error");
return ;
}
#ifndef _TRUE_TIME
ms_ticker_set_time_func(f->ticker,winsnd_get_cur_time,d);
#endif
}
static void sound_read_postprocess(MSFilter *f) {
msandroid_sound_read_data *d=(msandroid_sound_read_data*)f->data;
jmethodID stop_id=0;
jmethodID release_id=0;
//JNIEnv *jni_env = ms_get_jni_env();
JNIEnv *jni_env = NULL;
JavaVM *jvm = ms_get_jvm();
if (jvm->AttachCurrentThread(&jni_env, NULL)!=0) {
ms_fatal("AttachCurrentThread() failed !");
return;
}
ms_ticker_set_time_func(f->ticker,NULL,NULL);
d->read_samples=0;
//stop recording
stop_id = jni_env->GetMethodID(d->audio_record_class,"stop", "()V");
if(stop_id==0) {
ms_error("cannot find AudioRecord.stop() method");
goto end;
}
if (d->aec) {
delete_hardware_echo_canceller(jni_env, d->aec);
d->aec = NULL;
}
d->started = false;
if (d->thread_id !=0) ms_thread_join(d->thread_id,0);
if (d->audio_record) {
jni_env->CallVoidMethod(d->audio_record,stop_id);
//release recorder
release_id = jni_env->GetMethodID(d->audio_record_class,"release", "()V");
if(release_id==0) {
ms_error("cannot find AudioRecord.release() method");
goto end;
}
jni_env->CallVoidMethod(d->audio_record,release_id);
}
goto end;
end: {
if (d->audio_record) jni_env->DeleteGlobalRef(d->audio_record);
jni_env->DeleteGlobalRef(d->audio_record_class);
if (d->read_buff) jni_env->DeleteGlobalRef(d->read_buff);
jvm->DetachCurrentThread();
return;
}
}
static void sound_read_postprocess(MSFilter *f){
msandroid_sound_read_data *d=(msandroid_sound_read_data*)f->data;
jmethodID stop_id=0;
jmethodID release_id=0;
JNIEnv *jni_env = ms_get_jni_env();
ms_ticker_set_time_func(f->ticker,NULL,NULL);
d->read_samples=0;
//stop recording
stop_id = jni_env->GetMethodID(d->audio_record_class,"stop", "()V");
if(stop_id==0) {
ms_error("cannot find AudioRecord.stop() method");
goto end;
}
d->started = false;
if (d->thread_id !=0) ms_thread_join(d->thread_id,0);
if (d->audio_record) {
jni_env->CallVoidMethod(d->audio_record,stop_id);
//release recorder
release_id = jni_env->GetMethodID(d->audio_record_class,"release", "()V");
if(release_id==0) {
ms_error("cannot find AudioRecord.release() method");
goto end;
}
jni_env->CallVoidMethod(d->audio_record,release_id);
}
goto end;
end: {
if (d->audio_record) jni_env->DeleteGlobalRef(d->audio_record);
jni_env->DeleteGlobalRef(d->audio_record_class);
if (d->read_buff) jni_env->DeleteGlobalRef(d->read_buff);
return;
}
}
static void winsnd_read_postprocess(MSFilter *f){
WinSnd *d=(WinSnd*)f->data;
MMRESULT mr;
int i;
#ifndef _TRUE_TIME
ms_ticker_set_time_func(f->ticker,NULL,NULL);
#endif
d->running=FALSE;
mr=waveInStop(d->indev);
if (mr != MMSYSERR_NOERROR){
ms_error("waveInStop() error");
return ;
}
mr=waveInReset(d->indev);
if (mr != MMSYSERR_NOERROR){
ms_error("waveInReset() error");
return ;
}
for(i=0;i<WINSND_NBUFS;++i){
WAVEHDR *hdr=&d->hdrs_read[i];
if (hdr->dwFlags & WHDR_PREPARED)
{
mr = waveInUnprepareHeader(d->indev,hdr,sizeof (*hdr));
if (mr != MMSYSERR_NOERROR){
ms_error("waveInUnPrepareHeader() error");
}
}
}
mr = waveInClose(d->indev);
if (mr != MMSYSERR_NOERROR){
ms_error("waveInClose() error");
return ;
}
ms_message("Shutting down sound device (playing: %i) (input-output: %i) (notplayed: %i)", d->nbufs_playing, d->stat_input - d->stat_output, d->stat_notplayed);
flushq(&d->rq,0);
}
static void winsnd_read_postprocess(MSFilter *f){
MSSndCard *card=(MSSndCard*)f->data;
ms_ticker_set_time_func(f->ticker,NULL,NULL);
winsnd_stop_r(card);
}
static void winsnd_read_preprocess(MSFilter *f){
MSSndCard *card=(MSSndCard*)f->data;
winsnd_start_r(card);
ms_ticker_set_time_func(f->ticker,winsnd_get_cur_time,card->data);
}