JNIEXPORT jint JNICALL Native_NATIVE(jitter_1buffer_1get_1pointer_1timestamp)
(JNIEnv *env, jclass that, jlong arg0)
{
jint rc = 0;
Native_NATIVE_ENTER(env, that, Native_jitter_1buffer_1get_1pointer_1timestamp_FUNC);
rc = jitter_buffer_get_pointer_timestamp((JitterBuffer *)(intptr_t)arg0);
Native_NATIVE_EXIT(env, that, Native_jitter_1buffer_1get_1pointer_1timestamp_FUNC);
return rc;
}
int speex_jitter_get_pointer_timestamp(SpeexJitter *jitter)
{
return jitter_buffer_get_pointer_timestamp(jitter->packets);
}
bool AudioOutputSpeech::needSamples(unsigned int snum) {
for (unsigned int i=iLastConsume;i<iBufferFilled;++i)
pfBuffer[i-iLastConsume]=pfBuffer[i];
iBufferFilled -= iLastConsume;
iLastConsume = snum;
if (iBufferFilled >= snum)
return bLastAlive;
float *pOut;
STACKVAR(float, fOut, iFrameSize + 4096);
bool nextalive = bLastAlive;
while (iBufferFilled < snum) {
resizeBuffer(iBufferFilled + iOutputSize);
pOut = (srs) ? fOut : (pfBuffer + iBufferFilled);
if (! bLastAlive) {
memset(pOut, 0, iFrameSize * sizeof(float));
} else {
if (p == LoopUser::lpLoopy) {
LoopUser::lpLoopy->fetchFrames();
}
int avail = 0;
int ts = jitter_buffer_get_pointer_timestamp(jbJitter);
jitter_buffer_ctl(jbJitter, JITTER_BUFFER_GET_AVAILABLE_COUNT, &avail);
if (p && (ts == 0)) {
int want = iroundf(p->fAverageAvailable);
if (avail < want) {
++iMissCount;
if (iMissCount < 20) {
memset(pOut, 0, iFrameSize * sizeof(float));
goto nextframe;
}
}
}
if (qlFrames.isEmpty()) {
QMutexLocker lock(&qmJitter);
char data[4096];
JitterBufferPacket jbp;
jbp.data = data;
jbp.len = 4096;
spx_int32_t startofs = 0;
if (jitter_buffer_get(jbJitter, &jbp, iFrameSize, &startofs) == JITTER_BUFFER_OK) {
PacketDataStream pds(jbp.data, jbp.len);
iMissCount = 0;
ucFlags = static_cast<unsigned char>(pds.next());
bHasTerminator = false;
unsigned int header = 0;
do {
header = static_cast<unsigned int>(pds.next());
if (header)
qlFrames << pds.dataBlock(header & 0x7f);
else
bHasTerminator = true;
} while ((header & 0x80) && pds.isValid());
if (pds.left()) {
pds >> fPos[0];
pds >> fPos[1];
pds >> fPos[2];
} else {
fPos[0] = fPos[1] = fPos[2] = 0.0f;
}
if (p) {
float a = static_cast<float>(avail);
if (avail >= p->fAverageAvailable)
p->fAverageAvailable = a;
else
p->fAverageAvailable *= 0.99f;
}
} else {
