int open_os2(audio_output_t *ao)
{
ULONG rc,i;
char *temp;
ULONG openflags;
PPIB ppib;
USHORT bits;
if(maop.usDeviceID) return (maop.usDeviceID);
if(!ao) return -1;
if(!ao->device) ao->device = "0";
if(ao->rate < 0) ao->rate = 44100;
if(ao->channels < 0) ao->channels = 2;
if(ao->format < 0) ao->format = MPG123_ENC_SIGNED_16;
if(ao->format == MPG123_ENC_SIGNED_16)
bits = 16;
else if(ao->format == MPG123_ENC_UNSIGNED_8)
bits = 8;
else return -1;
/* open the mixer device */
memset (&maop, 0, sizeof(maop));
maop.usDeviceID = 0;
maop.pszDeviceType = (PSZ) MAKEULONG(MCI_DEVTYPE_AUDIO_AMPMIX, atoi(ao->device));
openflags = MCI_WAIT | MCI_OPEN_TYPE_ID;
if(!lockdevice) openflags |= MCI_OPEN_SHAREABLE;
rc = mciSendCommand(0, MCI_OPEN, openflags, &maop, 0);
if (ULONG_LOWD(rc) != MCIERR_SUCCESS)
{
MciError(rc);
maop.usDeviceID = 0;
return(-1);
}
/* volume in ao->gain ?? */
/* Set the MCI_MIXSETUP_PARMS data structure to match the audio stream. */
memset(&mmp, 0, sizeof(mmp));
mmp.ulBitsPerSample = bits;
mmp.ulFormatTag = MCI_WAVE_FORMAT_PCM;
mmp.ulSamplesPerSec = ao->rate;
mmp.ulChannels = ao->channels;
/* Setup the mixer for playback of wave data */
mmp.ulFormatMode = MCI_PLAY;
mmp.ulDeviceType = MCI_DEVTYPE_WAVEFORM_AUDIO;
mmp.pmixEvent = DARTEvent;
rc = mciSendCommand( maop.usDeviceID,
MCI_MIXSETUP,
MCI_WAIT | MCI_MIXSETUP_INIT,
&mmp,
0 );
if ( ULONG_LOWD(rc) != MCIERR_SUCCESS )
{
MciError(rc);
maop.usDeviceID = 0;
return(-1);
}
volume = set_volume(ao,volume);
/* Set up the BufferParms data structure and allocate
* device buffers from the Amp-Mixer */
memset(&mbp, 0, sizeof(mbp));
free(MixBuffers);
free(bufferinfo);
if(numbuffers < 5) numbuffers = 5;
if(numbuffers > 200) numbuffers = 200;
MixBuffers = calloc(numbuffers, sizeof(*MixBuffers));
bufferinfo = calloc(numbuffers, sizeof(*bufferinfo));
ulMCIBuffers = numbuffers;
mbp.ulNumBuffers = ulMCIBuffers;
/* mbp.ulBufferSize = mmp.ulBufferSize; */
/* I don't like this... they must be smaller than 64KB or else the
engine needs major rewrite */
mbp.ulBufferSize = audiobufsize;
mbp.pBufList = MixBuffers;
rc = mciSendCommand( maop.usDeviceID,
MCI_BUFFER,
MCI_WAIT | MCI_ALLOCATE_MEMORY,
(PVOID) &mbp,
0 );
if ( ULONG_LOWD(rc) != MCIERR_SUCCESS )
{
MciError(rc);
maop.usDeviceID = 0;
return(-1);
}
pBufferplayed = playedbuffer.pBuffer = calloc(1,audiobufsize);
ulMCIBuffers = mbp.ulNumBuffers; /* never know! */
/* Fill all device buffers with zeros and set linked list */
for(i = 0; i < ulMCIBuffers; i++)
{
MixBuffers[i].ulFlags = 0;
MixBuffers[i].ulBufferLength = mbp.ulBufferSize;
memset(MixBuffers[i].pBuffer, 0, MixBuffers[i].ulBufferLength);
MixBuffers[i].ulUserParm = (ULONG) &bufferinfo[i];
bufferinfo[i].NextBuffer = &MixBuffers[i+1];
}
bufferinfo[i-1].NextBuffer = &MixBuffers[0];
/* Create a semaphore to know when data has been played by the DART thread */
DosCreateEventSem(NULL,&dataplayed,0,FALSE);
playingbuffer = &MixBuffers[0];
tobefilled = &MixBuffers[1];
playingframe = 0;
nomoredata = TRUE;
nobuffermode = FALSE;
justflushed = FALSE;
if(boostprio)
{
temp = alloca(strlen(boostprio)+1);
strcpy(temp,boostprio);
boostdelta = atoi(temp+1);
*(temp+1) = 0;
boostclass = atoi(temp);
}
if(boostclass > 4) boostdelta = 3;
if(boostdelta > 31) boostdelta = 31;
if(boostdelta < -31) boostdelta = -31;
if(normalprio)
{
temp = alloca(strlen(normalprio)+1);
strcpy(temp,normalprio);
normaldelta = atoi(temp+1);
*(temp+1) = 0;
normalclass = atoi(temp);
}
if(normalclass > 4) normaldelta = 3;
if(normaldelta > 31) normaldelta = 31;
if(normaldelta < -31) normaldelta = -31;
DosGetInfoBlocks(&mainthread,&ppib); /* ppib not needed, but makes some DOSCALLS.DLL crash */
DosSetPriority(PRTYS_THREAD,boostclass,boostdelta,mainthread->tib_ptib2->tib2_ultid);
/* Write buffers to kick off the amp mixer. see DARTEvent() */
rc = mmp.pmixWrite( mmp.ulMixHandle,
MixBuffers,
ulMCIBuffers );
return maop.usDeviceID;
}
static int
set_new_event( int t, songdata *songdata )
{
int ptr;
unsigned char *data;
int count;
int follower;
__GETMDX(songdata);
data = mdx->data;
ptr = mdx->track[t].current_mml_ptr;
count = 0;
follower = 0;
#if 0
if ( ptr+1 <= mdx->length && t>7 ) {
fprintf(stderr,"%2d %2x %2x\n",t,data[ptr],data[ptr+1]);fflush(stderr);
}
#endif
if ( data[ptr] <= MDX_MAX_REST ) { /* rest */
note_off(t, songdata);
count = data[ptr]+1;
mdx->track[t].gate = count+1;
follower=0;
} else if ( data[ptr] <= MDX_MAX_NOTE ) { /* note */
note_on( t, data[ptr], songdata);
count = data[ptr+1]+1;
do_quantize( t, count, songdata );
follower = 1;
} else {
switch ( data[ptr] ) {
case MDX_SET_TEMPO:
set_tempo( data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_OPM_REG:
set_opm_reg( t, data[ptr+1], data[ptr+2], songdata );
follower = 2;
break;
case MDX_SET_VOICE:
set_voice( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_PHASE:
set_phase( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_VOLUME:
set_volume( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_VOLUME_DEC:
dec_volume( t, songdata );
follower = 0;
break;
case MDX_VOLUME_INC:
inc_volume( t, songdata );
follower = 0;
break;
case MDX_SET_QUANTIZE:
set_quantize( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_KEYOFF:
set_keyoff( t, songdata );
follower = 0;
break;
case MDX_REPEAT_START:
mdx->track[t].loop_counter[mdx->track[t].loop_depth] = data[ptr+1];
if ( mdx->track[t].loop_depth < MDX_MAX_LOOP_DEPTH )
mdx->track[t].loop_depth++;
follower = 2;
break;
case MDX_REPEAT_END:
if (--mdx->track[t].loop_counter[mdx->track[t].loop_depth-1] == 0 ) {
if ( --mdx->track[t].loop_depth < 0 ) mdx->track[t].loop_depth=0;
} else {
if ( data[ptr+1] >= 0x80 ) {
ptr = ptr+2 - (0x10000-(data[ptr+1]*256 + data[ptr+2])) - 2;
} else {
ptr = ptr+2 + data[ptr+1]*256 + data[ptr+2] - 2;
}
}
follower = 2;
break;
case MDX_REPEAT_BREAK:
if ( mdx->track[t].loop_counter[mdx->track[t].loop_depth-1] == 1 ) {
if ( --mdx->track[t].loop_depth < 0 ) mdx->track[t].loop_depth=0;
ptr = ptr+2 + data[ptr+1]*256 + data[ptr+2] -2 +2;
}
follower = 2;
break;
case MDX_SET_DETUNE:
set_detune( t, data[ptr+1], data[ptr+2], songdata );
follower = 2;
break;
case MDX_SET_PORTAMENT:
set_portament( t, data[ptr+1], data[ptr+2], songdata );
follower = 2;
break;
case MDX_DATA_END:
if ( data[ptr+1] == 0x00 ) {
count = -1;
note_off(t, songdata);
follower = 1;
} else {
ptr = ptr+2 - (0x10000-(data[ptr+1]*256 + data[ptr+2])) - 2;
mdx->track[t].infinite_loop_times++;
follower = 2;
}
break;
case MDX_KEY_ON_DELAY:
follower = 1;
break;
case MDX_SEND_SYNC:
send_sync( data[ptr+1], songdata );
follower = 1;
break;
case MDX_RECV_SYNC:
recv_sync( t, songdata );
follower = 0;
count = 1;
break;
case MDX_SET_FREQ:
set_freq( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_PLFO:
if ( data[ptr+1] == 0x80 || data[ptr+1] == 0x81 ) {
set_plfo_onoff( t, data[ptr+1]-0x80, songdata );
follower = 1;
} else {
set_plfo( t,
data[ptr+1], data[ptr+2], data[ptr+3],
data[ptr+4], data[ptr+5], songdata );
follower = 5;
}
break;
case MDX_SET_ALFO:
if ( data[ptr+1] == 0x80 || data[ptr+1] == 0x81 ) {
set_alfo_onoff( t, data[ptr+1]-0x80, songdata );
follower = 1;
} else {
set_alfo( t,
data[ptr+1], data[ptr+2], data[ptr+3],
data[ptr+4], data[ptr+5], songdata );
follower = 5;
}
break;
case MDX_SET_OPMLFO:
if ( data[ptr+1] == 0x80 || data[ptr+1] == 0x81 ) {
set_hlfo_onoff( t, data[ptr+1]-0x80, songdata );
follower = 1;
} else {
set_hlfo( t,
data[ptr+1], data[ptr+2], data[ptr+3],
data[ptr+4], data[ptr+5], songdata );
follower = 5;
}
break;
case MDX_SET_LFO_DELAY:
set_lfo_delay( t, data[ptr+1], songdata );
follower = 1;
break;
case MDX_SET_PCM8_MODE:
follower = 0;
break;
case MDX_FADE_OUT:
if ( data[ptr+1]==0x00 ) {
follower = 1;
set_fade_out( 5, songdata );
} else {
follower = 2;
set_fade_out( data[ptr+2], songdata );
}
break;
default:
count = -1;
break;
}
}
ptr += 1+follower;
mdx->track[t].current_mml_ptr = ptr;
return count;
}
int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg)
{
struct cx25840_state *state = to_state(i2c_get_clientdata(client));
struct v4l2_control *ctrl = arg;
int retval;
switch (cmd) {
case VIDIOC_INT_AUDIO_CLOCK_FREQ:
if (!state->is_cx25836)
cx25840_and_or(client, 0x810, ~0x1, 1);
if (state->aud_input != CX25840_AUDIO_SERIAL) {
cx25840_and_or(client, 0x803, ~0x10, 0);
cx25840_write(client, 0x8d3, 0x1f);
}
retval = set_audclk_freq(client, *(u32 *)arg);
if (state->aud_input != CX25840_AUDIO_SERIAL) {
cx25840_and_or(client, 0x803, ~0x10, 0x10);
}
if (!state->is_cx25836)
cx25840_and_or(client, 0x810, ~0x1, 0);
return retval;
case VIDIOC_G_CTRL:
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
ctrl->value = get_volume(client);
break;
case V4L2_CID_AUDIO_BASS:
ctrl->value = get_bass(client);
break;
case V4L2_CID_AUDIO_TREBLE:
ctrl->value = get_treble(client);
break;
case V4L2_CID_AUDIO_BALANCE:
ctrl->value = get_balance(client);
break;
case V4L2_CID_AUDIO_MUTE:
ctrl->value = get_mute(client);
break;
default:
return -EINVAL;
}
break;
case VIDIOC_S_CTRL:
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
set_volume(client, ctrl->value);
break;
case V4L2_CID_AUDIO_BASS:
set_bass(client, ctrl->value);
break;
case V4L2_CID_AUDIO_TREBLE:
set_treble(client, ctrl->value);
break;
case V4L2_CID_AUDIO_BALANCE:
set_balance(client, ctrl->value);
break;
case V4L2_CID_AUDIO_MUTE:
set_mute(client, ctrl->value);
break;
default:
return -EINVAL;
}
break;
default:
return -EINVAL;
}
return 0;
}
dim_convex_hull_impl(std::vector<ChVector<>>&& points) : m_params(std::move(points)) {
set_volume();
}
dim_convex_hull_impl(const std::vector<ChVector<>>& points) : m_params(points) {
set_volume();
}
void volume_mute(void)
{
master_volume = VOLUME_MUTE;
set_volume(master_volume, master_volume);
}
