int main(int argc, char *argv[])
{
RtpSession *session;
unsigned char buffer[160];
int err;
FILE *outfile;
uint32_t ts=0;
int have_more;
if (argc<3){
printf("%s",help);
return -1;
}
ortp_init();
ortp_scheduler_init();
/* set the telephony event payload type to 96 in the av profile.*/
rtp_profile_set_payload(&av_profile,96,&payload_type_telephone_event);
session=rtp_session_new(RTP_SESSION_RECVONLY);
rtp_session_set_scheduling_mode(session,1);
rtp_session_set_blocking_mode(session,1);
rtp_session_set_local_addr(session,"0.0.0.0",atoi(argv[2]));
rtp_session_set_payload_type(session,0);
/* register for telephony events */
rtp_session_signal_connect(session,"telephone-event",(RtpCallback)recv_tev_cb,0);
outfile=fopen(argv[1],"wb");
if (outfile==NULL) {
perror("Cannot open file");
return -1;
}
signal(SIGINT,stophandler);
while(runcond)
{
have_more=1;
while (have_more){
err=rtp_session_recv_with_ts(session,buffer,160,ts,&have_more);
if (err>0) {
size_t ret = fwrite(buffer,1,err,outfile);
assert( ret == err );
}
}
ts+=160;
//ortp_message("Receiving packet.");
}
fclose(outfile);
rtp_session_destroy(session);
ortp_exit();
ortp_global_stats_display();
printf("Total dtmf events received: %i\n",dtmf_count);
return 0;
}
void *os_sound_start_thread(void *_ca)
{
jcall_t *ca = (jcall_t*)_ca;
char data_in[160];
short sp_data_in_s[640];
float sp_data_in_f[640];
int have_more;
int timestamp = 0;
int i;
while (ca->enable_audio != -1)
{
memset(data_in, 0, 160);
/* receive ONE packet */
i = rtp_session_recv_with_ts(ca->rtp_session, data_in, 160, timestamp, &have_more);
speex_bits_reset(&ca->dec_speex_bits);
speex_bits_read_from(&ca->dec_speex_bits, data_in, i);
while(1)
{
int k;
k = speex_decode(ca->speex_dec, &ca->dec_speex_bits, sp_data_in_f);
if (k==-2)
{
exit(0);
}
else if (k==-1)
{
break;
}
else if (k==0)
{
int j;
for (j=0;j<ca->speex_fsize;j++)
{
if (sp_data_in_f[j]>32767)
sp_data_in_f[j]=32767;
if (sp_data_in_f[j]<-32767)
sp_data_in_f[j]=-32767;
sp_data_in_s[j] = (short) sp_data_in_f[j];
}
write(fd, sp_data_in_s, ca->speex_fsize);
}
}
timestamp += 160;
}
return NULL;
}
int rtp2disk(RtpSession *session,guint32 ts, int fd)
{
char buffer[160];
int err,havemore=1;
while (havemore){
err=rtp_session_recv_with_ts(session,buffer,160,ts,&havemore);
if (err>0){
rtp_session_set_data(session,(gpointer)1);
/* to indicate that (for the application) the stream has started, so we can start
recording on disk */
}
if (session->user_data != NULL)
write(fd,buffer,err);
}
return 0;
}
char * yy_rtp_recv_amr(int handle ,unsigned char * speex_buffer) {
RtpSession *session = (RtpSession *) handle;
int have_more = 1;
static uint32_t user_ts = 0;
// static unsigned char *buffer = NULL;
// if (user_ts == 0) {
// buffer = (unsigned char *)malloc(13);
// }
int stream_received = 0;
__android_log_print(ANDROID_LOG_INFO,"zhangyanlong", "before rtp_session_recv_with_ts");
printf("before rtp_session_recv_with_ts \n");
while(1){
have_more=1;
while (have_more){
int err = rtp_session_recv_with_ts(session, speex_buffer /*buffer*/, SPEEX_FRAME_SIZE, user_ts,
&have_more);
printf("have_more = %d ,err = %d \n" ,have_more ,err);
if (err >0) stream_received=1;
/* this is to avoid to write to disk some silence before the first RTP packet is returned*/
if ((stream_received) && (err>0)) {
// size_t ret = fwrite(buffer,1,err,outfile);
// int ii;
// for(ii =0 ; ii < 32 ; ii ++)
// printf("%x " ,buffer[ii]);
// printf("\n");
// __android_log_print(ANDROID_LOG_INFO, "zhangyanlong",
// "%x ,%x ,%x ,%x ,%x", buffer[0], buffer[1], buffer[2],
// buffer[3], buffer[4]);
// printf("%x ,%x ,%x ,%x ,%x \n", buffer[0], buffer[1], buffer[2],
// buffer[3], buffer[4]);
// printf("stream_recv = %d \n" ,err);
__android_log_print(ANDROID_LOG_INFO,"zhangyanlong", "stream_recv = %d \n" ,err);
__android_log_print(ANDROID_LOG_INFO, "zhangyanlong",
"...................return buffer");
user_ts+=160;
return (char* )speex_buffer;
}
//printf("...\n");
}
user_ts+=160;
}
//ortp_message("Receiving packet.");
// return null;
}
static void *capture_loop( void *d )
{
struct rtp_spook_input *conf = (struct rtp_spook_input *)d;
struct frame *f;
int status;
unsigned char buffer[38400];
int have_more, err, stream_received=0;
uint32_t ts=0;
do
{
have_more=1;
while (have_more)
{
err=rtp_session_recv_with_ts(conf->session,buffer,sizeof(buffer),ts,&have_more);
if (err>0)
{
stream_received=1;
}
if ((stream_received) && (err>0))
{
if( ( f = get_next_frame( conf->ex, 0 ) ) )
{
f->length = err;
f->format = conf->format;
f->width = conf->width;
f->height = conf->height;
f->key = 1;
memcpy( f->d, buffer, err);
deliver_frame( conf->ex, f );
printf("\r\nDeliver packet with length %d", err);
}
else
{
spook_log( SL_WARN, "video: dropping frame" );
}
}
}
ts+=160;
//ortp_message("Receiving packet.");
}while(1);
return NULL;
}
int rtp_receive (RtpSession *session, unsigned char *buffer,int length) {
int rc = -1;
if (rtp_initialized == 0) {
fprintf (stderr, "rtp_receive: ERROR: attempting to receive without init !!!!!!");
return rc;
}
if (rtp_listening == 0) {
return rc;
}
if (rtp_connected){
rc=rtp_session_recv_with_ts(session,buffer,length,recv_ts,&rtp_receive_has_more);
}
return rc;
}
int rtp2disk(RtpSession *session,uint32_t ts, int fd)
{
int err,havemore=1;
while (havemore){
err=rtp_session_recv_with_ts(session,recvbuf,160,ts,&havemore);
if (havemore) printf("warning: havemore=%i!\n",havemore);
if (err>0){
rtp_session_set_data(session,(void*)1);
/* to indicate that (for the application) the stream has started, so we can start
recording on disk */
}
if (session->user_data != NULL) {
size_t ret = write(fd,recvbuf,err);
assert( ret == err );
}
}
return 0;
}
int main(int argc, char*argv[])
{
RtpSession *session;
unsigned char buffer[32];
int err;
uint32_t ts=0;
int stream_received=0;
FILE *outfile;
int local_port;
int have_more;
int i;
int format=0;
int soundcard=0;
int sound_fd=0;
int jittcomp=40;
bool_t adapt=TRUE;
/* init the lib */
if (argc<3){
printf("%s",help);
return -1;
}
local_port=atoi(argv[2]);
if (local_port<=0) {
printf("%s",help);
return -1;
}
for (i=3;i<argc;i++)
{
if (strcmp(argv[i],"--noadapt")==0) adapt=FALSE;
if (strcmp(argv[i],"--format")==0){
i++;
if (i<argc){
if (strcmp(argv[i],"mulaw")==0){
format=MULAW;
}else
if (strcmp(argv[i],"alaw")==0){
format=ALAW;
}else{
printf("Unsupported format %s\n",argv[i]);
return -1;
}
}
}
else if (strcmp(argv[i],"--soundcard")==0){
soundcard=1;
}
else if (strcmp(argv[i],"--with-jitter")==0){
i++;
if (i<argc){
jittcomp=atoi(argv[i]);
printf("Using a jitter buffer of %i milliseconds.\n",jittcomp);
}
}
}
outfile=fopen(argv[1],"wb");
if (outfile==NULL) {
perror("Cannot open file for writing");
return -1;
}
if (soundcard){
sound_fd=sound_init(format);
}
ortp_init();
ortp_scheduler_init();
ortp_set_log_level_mask(ORTP_DEBUG|ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR);
signal(SIGINT,stop_handler);
session=rtp_session_new(RTP_SESSION_RECVONLY);
rtp_session_set_scheduling_mode(session,1);
rtp_session_set_blocking_mode(session,1);
rtp_session_set_local_addr(session,"0.0.0.0",atoi(argv[2]));
rtp_session_set_connected_mode(session,TRUE);
rtp_session_set_symmetric_rtp(session,TRUE);
rtp_session_enable_adaptive_jitter_compensation(session,adapt);
rtp_session_set_jitter_compensation(session,jittcomp);
rtp_session_set_payload_type(session,0);
rtp_session_signal_connect(session,"ssrc_changed",(RtpCallback)ssrc_cb,0);
rtp_session_signal_connect(session,"ssrc_changed",(RtpCallback)rtp_session_reset,0);
fwrite("#!AMR\n",1,6,outfile);
// write(sound_fd,"#!AMR\n",err);
while(cond)
{
have_more=1;
while (have_more){
err=rtp_session_recv_with_ts(session,buffer,32,ts,&have_more);
if (err>0) stream_received=1;
/* this is to avoid to write to disk some silence before the first RTP packet is returned*/
if ((stream_received) && (err>0)) {
size_t ret = fwrite(buffer,1,err,outfile);
int ii;
for(ii =0 ; ii < 32 ; ii ++)
printf("%x " ,buffer[ii]);
printf("\n");
// while(1);
if (sound_fd>0){
ret = write(sound_fd,buffer,err);
if (ret==-1){
fprintf(stderr,"write to sound card failed (%s)",strerror(errno));
}
}
}
}
ts+=160;
//ortp_message("Receiving packet.");
}
rtp_session_destroy(session);
ortp_exit();
ortp_global_stats_display();
return 0;
}
qint64 Audio_playback::readData(char *data, qint64 maxlen)
{
qint64 bytes_read;
qint16 v;
qint64 bytes_to_read = maxlen > 2000 ? 2000: maxlen;
//qint64 bytes_to_read = maxlen;
int has_more;
if (useRTP && rtp_connected) {
int i;
short v;
int length;
uint8_t* buffer;
// aLaw encoded from RTP, but readData is reading in bytes (each sample 2 bytes for PCM)
buffer = (uint8_t*)malloc(bytes_to_read/2);
length=rtp_session_recv_with_ts(rtpSession,buffer,bytes_to_read/2,recv_ts,&has_more);
if (length>0) {
recv_ts += length;
if (audio_encoding == 0) {
#pragma omp parallel for schedule(static) ordered
for(i=0; i<length; i++) {
v=g711a.decode(buffer[i]);
#pragma omp ordered
pdecoded_buffer->enqueue(v);
}
} else {
qDebug() << "Audio: rtp_audio only support aLaw";
}
}
free(buffer);
if (length <= 0) { // probably not connected or late arrival. Send silence.
recv_ts+=bytes_to_read/2;
memset(data, 0, bytes_to_read);
bytes_read = bytes_to_read;
return bytes_read;
}
}
// note both TCP and RTP audio enqueue PCM data in decoded_buffer
bytes_read = 0;
if (pdecoded_buffer->isEmpty()) {
// probably not connected or late arrival of packets. Send silence.
memset(data, 0, bytes_to_read);
bytes_read = bytes_to_read;
} else {
while ((!pdecoded_buffer->isEmpty()) && (bytes_read < bytes_to_read)) {
v = pdecoded_buffer->dequeue();
switch(audio_byte_order) {
case QAudioFormat::LittleEndian:
data[bytes_read++]=(char)(v&0xFF);
data[bytes_read++]=(char)((v>>8)&0xFF);
break;
case QAudioFormat::BigEndian:
data[bytes_read++]=(char)((v>>8)&0xFF);
data[bytes_read++]=(char)(v&0xFF);
break;
}
}
while (bytes_read < bytes_to_read) data[bytes_read++] = 0;
}
return bytes_read;
}
int main(int argc, char*argv[])
{
RtpSession *session;
#ifndef SBUS
unsigned char buffer[160];
#else
unsigned char buffer[SBUS_FRAME_SIZE];
#endif
int err;
uint32_t ts=0;
int stream_received=0;
FILE *outfile;
int local_port;
int have_more;
int i;
int format=0;
int soundcard=0;
int sound_fd=0;
int jittcomp=40;
bool_t adapt=TRUE;
#ifdef SBUS
RtpProfile prof;
#endif
/* init the lib */
if (argc<3){
printf("%s",help);
return -1;
}
local_port=atoi(argv[2]);
if (local_port<=0) {
printf("%s",help);
return -1;
}
for (i=3;i<argc;i++)
{
if (strcmp(argv[i],"--noadapt")==0) adapt=FALSE;
if (strcmp(argv[i],"--format")==0){
i++;
if (i<argc){
if (strcmp(argv[i],"mulaw")==0){
format=MULAW;
}else
if (strcmp(argv[i],"alaw")==0){
format=ALAW;
}else{
printf("Unsupported format %s\n",argv[i]);
return -1;
}
}
}
else if (strcmp(argv[i],"--soundcard")==0){
soundcard=1;
}
else if (strcmp(argv[i],"--with-jitter")==0){
i++;
if (i<argc){
jittcomp=atoi(argv[i]);
printf("Using a jitter buffer of %i milliseconds.\n",jittcomp);
}
}
}
outfile=fopen(argv[1],"wb");
if (outfile==NULL) {
perror("Cannot open file for writing");
return -1;
}
#ifdef SBUS
setvbuf(outfile, NULL, _IONBF, 0);
#endif
if (soundcard){
sound_fd=sound_init(format);
}
ortp_init();
ortp_scheduler_init();
ortp_set_log_level_mask(ORTP_DEBUG|ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR);
signal(SIGINT,stop_handler);
session=rtp_session_new(RTP_SESSION_RECVONLY);
rtp_session_set_scheduling_mode(session,1);
rtp_session_set_blocking_mode(session,1);
rtp_session_set_local_addr(session,"0.0.0.0",atoi(argv[2]),-1);
rtp_session_set_connected_mode(session,TRUE);
rtp_session_set_symmetric_rtp(session,TRUE);
rtp_session_enable_adaptive_jitter_compensation(session,adapt);
rtp_session_set_jitter_compensation(session,jittcomp);
#ifndef SBUS
rtp_session_set_payload_type(session,0);
#else
rtp_profile_clear_all(&prof);
//rtp_profile_set_name(&prof, "SBUS");
rtp_profile_set_payload(&prof, 71, &payload_type_sbus);
rtp_session_set_profile(session, &prof);
rtp_session_set_payload_type(session, 71);
#endif
rtp_session_signal_connect(session,"ssrc_changed",(RtpCallback)ssrc_cb,0);
rtp_session_signal_connect(session,"ssrc_changed",(RtpCallback)rtp_session_reset,0);
while(cond)
{
have_more=1;
while (have_more){
#ifndef SBUS
err=rtp_session_recv_with_ts(session,buffer,160,ts,&have_more);
#else
err=rtp_session_recv_with_ts(session,buffer,SBUS_FRAME_SIZE,ts,&have_more);
#endif
if (err>0) stream_received=1;
/* this is to avoid to write to disk some silence before the first RTP packet is returned*/
if ((stream_received) && (err>0)) {
#ifdef SBUS
clock_gettime(CLOCK_REALTIME, &tsnew);
printf("%09ld\n", tsnew.tv_nsec);
#endif
size_t ret = fwrite(buffer,1,err,outfile);
if (sound_fd>0){
ret = write(sound_fd,buffer,err);
if (ret==-1){
fprintf(stderr,"write to sound card failed (%s)",strerror(errno));
}
}
}
}
#ifndef SBUS
ts+=160;
#else
ts+=70;
#endif
//ortp_message("Receiving packet.");
}
rtp_session_destroy(session);
ortp_exit();
ortp_global_stats_display();
return 0;
}
void
*os_sound_start_thread(void *_ca)
{
jcall_t *ca = (jcall_t*)_ca;
char data_in[512];
#ifdef USE_PCM
char data_in_dec[1024];
#endif
int have_more = 0;
int timestamp = 0;
int i;
mblk_t *mp;
struct timeval pkt_in_time, pkt_out_time, sleeptime;
struct timespec sleepns;
printf("rtp reading thread started\n");
while (ca->enable_audio != -1)
{
#if !MINIMIZE_COPYING
do
{
memset(data_in, 0, 160);
i = rtp_session_recv_with_ts(ca->rtp_session, data_in, 160, timestamp, &have_more);
if (i>0) {
#ifdef USE_PCM
if (ca->payload==8) /* A-Law */
alaw_dec(data_in, data_in_dec, 160);
if (ca->payload==0) /* Mu-Law */
mulaw_dec(data_in, data_in_dec, 160);
write(fd, data_in_dec, i*2);
#else
write(fd, data_in, i);
#endif
}
} while(have_more);
#else /* MINIMIZE_COPYING */
if ( (mp=rtp_session_recvm_with_ts(ca->rtp_session,timestamp))!=NULL)
{
int len=mp->b_cont->b_wptr-mp->b_cont->b_rptr;
gettimeofday(&pkt_in_time, 0);
if (ca->enable_audio != -1)
{
#ifdef USE_PCM
if (ca->payload==8) /* A-Law */
alaw_dec(mp->b_cont->b_rptr, data_in_dec, len);
if (ca->payload==0) /* Mu-Law */
mulaw_dec(mp->b_cont->b_rptr, data_in_dec, len);
write(fd, data_in_dec, len*2);
#else
write(fd, mp->b_cont->b_rptr, len);
#endif
}
if (ca->enable_audio == -1)
dbgbpt1();
freemsg(mp);
gettimeofday(&pkt_out_time, 0);
/* compute the time we spent processing the packet */
tvsub(&pkt_out_time, &pkt_in_time);
}
#endif
sleeptime.tv_usec = 10000; sleeptime.tv_sec = 0;
tvsub(&sleeptime, &pkt_out_time);
TIMEVAL_TO_TIMESPEC(&sleeptime, &sleepns);
#if !BLOCKING_MODE
if (ca->enable_audio != -1)
nanosleep(&sleepns, 0);
#endif
timestamp += 160;
}
printf("rtp reading thread stopping\n");
dbgbpt2();
return NULL;
}