/*
=================
S_StopBackgroundTrack
=================
*/
void S_StopBackgroundTrack (void)
{
if (!ogg_started) // was sound_started
return;
S_StopStreaming ();
S_CloseBackgroundTrack(&s_bgTrack);
ogg_status = STOP;
memset(&s_bgTrack, 0, sizeof(bgTrack_t));
}
/*
=================
S_StreamBackgroundTrack
=================
*/
void S_StreamBackgroundTrack (void)
{
byte data[BUFFER_SIZE];
int queued = 0; //, processed, state;
int size, read, dummy;
//unsigned buffer;
int samples; // Knightmare added
if (!s_bgTrack.file || !s_musicvolume->value)
return;
if (!s_streamingChannel)
return;
// Unqueue and delete any processed buffers
/*qalGetSourcei(s_streamingChannel->sourceNum, AL_BUFFERS_PROCESSED, &processed);
if (processed > 0){
while (processed--){
qalSourceUnqueueBuffers(s_streamingChannel->sourceNum, 1, &buffer);
qalDeleteBuffers(1, &buffer);
}
}*/
//Com_Printf("Streaming background track\n");
// Make sure we always have at least 4 buffers in the queue
//qalGetSourcei(s_streamingChannel->sourceNum, AL_BUFFERS_QUEUED, &queued);
while (queued < 4)
{
size = 0;
// Stream from disk
while (size < BUFFER_SIZE)
{
read = ov_read(s_bgTrack.vorbisFile, data + size, BUFFER_SIZE - size, 0, 2, 1, &dummy);
if (read == 0)
{ // End of file
if (!s_bgTrack.looping)
{ // Close the intro track
S_CloseBackgroundTrack(&s_bgTrack);
// Open the loop track
if (!S_OpenBackgroundTrack(s_bgTrack.loopName, &s_bgTrack))
{
S_StopBackgroundTrack();
return;
}
s_bgTrack.looping = true;
}
// Restart the track, skipping over the header
ov_raw_seek(s_bgTrack.vorbisFile, (ogg_int64_t)s_bgTrack.start);
// Try streaming again
read = ov_read(s_bgTrack.vorbisFile, data + size, BUFFER_SIZE - size, 0, 2, 1, &dummy);
}
if (read <= 0)
{ // An error occurred
S_StopBackgroundTrack();
return;
}
size += read;
}
// Knightmare added
samples = size / (s_bgTrack.width * s_bgTrack.channels);
S_RawSamples(samples, s_bgTrack.rate,s_bgTrack. width, s_bgTrack.channels, data, true);
// Upload and queue the new buffer
/*qalGenBuffers(1, &buffer);
qalBufferData(buffer, s_bgTrack.format, data, size, s_bgTrack.rate);
qalSourceQueueBuffers(s_streamingChannel->sourceNum, 1, &buffer);*/
queued++;
}
// Update volume
//qalSourcef(s_streamingChannel->sourceNum, AL_GAIN, s_musicVolume->value);
// If not playing, then do so
/*qalGetSourcei(s_streamingChannel->sourceNum, AL_SOURCE_STATE, &state);
if (state != AL_PLAYING)
qalSourcePlay(s_streamingChannel->sourceNum);*/
}
/*
============
S_StreamBackgroundTrack
============
*/
void S_StreamBackgroundTrack (void)
{
int samples, maxSamples;
int read, maxRead, total, dummy;
float scale;
byte data[MAX_RAW_SAMPLES*4];
if (!s_bgTrack.file || !s_musicvolume->value)
return;
if (!s_streamingChannel)
return;
if (s_rawend < paintedtime)
s_rawend = paintedtime;
scale = (float)s_bgTrack.rate / dma.speed;
maxSamples = sizeof(data) / s_bgTrack.channels / s_bgTrack.width;
while (1)
{
samples = (paintedtime + MAX_RAW_SAMPLES - s_rawend) * scale;
if (samples <= 0)
return;
if (samples > maxSamples)
samples = maxSamples;
maxRead = samples * s_bgTrack.channels * s_bgTrack.width;
total = 0;
while (total < maxRead)
{
read = ov_read(s_bgTrack.vorbisFile, data + total, maxRead - total, 0, 2, 1, &dummy);
if (!read)
{ // End of file
if (!s_bgTrack.looping)
{ // Close the intro track
S_CloseBackgroundTrack(&s_bgTrack);
// Open the loop track
if (!S_OpenBackgroundTrack(s_bgTrack.loopName, &s_bgTrack)) {
S_StopBackgroundTrack();
return;
}
s_bgTrack.looping = true;
}
else
{ // check if it's time to switch to the ambient track
if ( ++ogg_loopcounter >= (int)ogg_loopcount->value
&& (!cl.configstrings[CS_MAXCLIENTS][0] || !strcmp(cl.configstrings[CS_MAXCLIENTS], "1")) )
{ // Close the loop track
S_CloseBackgroundTrack(&s_bgTrack);
if (!S_OpenBackgroundTrack(s_bgTrack.ambientName, &s_bgTrack)) {
if (!S_OpenBackgroundTrack(s_bgTrack.loopName, &s_bgTrack)) {
S_StopBackgroundTrack();
return;
}
}
else
s_bgTrack.ambient_looping = true;
}
}
// Restart the track, skipping over the header
ov_raw_seek(s_bgTrack.vorbisFile, (ogg_int64_t)s_bgTrack.start);
}
/*if (s_bgTrack.read)
read = s_bgTrack->read( s_bgTrack, data + total, maxRead - total );
else
read = FS_Read( data + total, maxRead - total, s_bgTrack->file );
if (!read)
{
if (s_bgTrackIntro.file != s_bgTrackLoop.file)
{
if (s_bgTrackIntro.close)
s_bgTrackIntro.close(&s_bgTrackIntro);
else
FS_FCloseFile(s_bgTrackIntro.file);
s_bgTrackIntro = s_bgTrackLoop;
}
s_bgTrack = &s_bgTrackLoop;
if (s_bgTrack->seek)
s_bgTrack->seek( s_bgTrack, s_bgTrack->info.dataofs );
else
FS_Seek(s_bgTrack->file, s_bgTrack->info.dataofs, FS_SEEK_SET);
}*/
total += read;
}
S_RawSamples (samples, s_bgTrack.rate, s_bgTrack.width, s_bgTrack.channels, data, true );
}
}
/*
============
S_StreamBackgroundTrack
============
*/
void S_StreamBackgroundTrack (void)
{
int samples, maxSamples;
int read, maxRead, total, dummy;
float scale;
char data[MAX_RAW_SAMPLES*4];
if (!ogg_started)
return;
if (!s_bgTrack.buffer || !s_musicvolume->value)
return;
if (!s_streamingChannel)
return;
if (s_rawend < paintedtime)
s_rawend = paintedtime;
scale = (float)s_bgTrack.rate / dma.speed;
maxSamples = sizeof(data) / s_bgTrack.channels / s_bgTrack.width;
while (1)
{
samples = (paintedtime + MAX_RAW_SAMPLES - s_rawend) * scale;
if (samples <= 0)
return;
if (samples > maxSamples)
samples = maxSamples;
maxRead = samples * s_bgTrack.channels * s_bgTrack.width;
total = 0;
while (total < maxRead)
{
read = ov_read((OggVorbis_File*)s_bgTrack.vorbisFile, data + total, maxRead - total, 0, 2, 1, &dummy);
if (!read)
{
// end of file
if (!s_bgTrack.looping)
{
// close the intro track
S_CloseBackgroundTrack(&s_bgTrack);
// open the loop track
if (!S_OpenBackgroundTrack(s_bgTrack.loopName, &s_bgTrack))
{
S_StopBackgroundTrack();
return;
}
s_bgTrack.looping = true;
}
else
{
// check if its time to switch to the ambient track
if ( ++ogg_loopcounter >= (int)ogg_loopcount->value && (!cl.configstrings[CS_MAXCLIENTS][0] || !strcmp(cl.configstrings[CS_MAXCLIENTS], "1")) )
{
// close the loop track
S_CloseBackgroundTrack(&s_bgTrack);
if (!S_OpenBackgroundTrack(s_bgTrack.ambientName, &s_bgTrack))
{
if (!S_OpenBackgroundTrack(s_bgTrack.loopName, &s_bgTrack))
{
S_StopBackgroundTrack();
return;
}
}
else
s_bgTrack.ambient_looping = true;
}
}
// restart the track, skipping over the header
ov_raw_seek((OggVorbis_File*)s_bgTrack.vorbisFile, (ogg_int64_t)s_bgTrack.start);
}
total += read;
}
S_RawSamples (samples, s_bgTrack.rate, s_bgTrack.width, s_bgTrack.channels, data, true);
}
}
