stevenhowes/CTheEscape
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Free memory from PCM samples between missions.

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stevenhowes
2021-05-24 21:14:43 +01:00
parent 82fa55157f
commit 02bb01b3da
5 changed files with 63 additions and 2 deletions
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!TheEsc/c/Sound
+41
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@@ -198,6 +198,30 @@ int sound_composition_incomplete()
return 1;
}
void sound_pcm_nullsamples()
{
int i;
for(i=0; i<PCMSAMPLE_MAX; i++)
{
pcmsamples[i].data = NULL;
pcmsamples[i].length = -1;
}
}
void sound_pcm_clearsamples()
{
int i;
for(i = 0; i < PCMSAMPLE_MAX; i++)
{
if(pcmsamples[i].data)
{
free(pcmsamples[i].data);
pcmsamples[i].data = NULL;
pcmsamples[i].length = -1;
}
}
}
void sound_pcm_unset(enum pcmchannel_e channel)
{
inreg.r[0] = channel;
@@ -207,6 +231,13 @@ void sound_pcm_unset(enum pcmchannel_e channel)
void sound_pcm_playsample(enum pcmchannel_e channel, enum pcmsample_e sample)
{
if(!pcmsamples[sample].data)
{
screen_nobuffer();
while(1)
printf("PCM sample %d played without load\n",sample);
}
inreg.r[0] = channel;
inreg.r[1] = pcmsamples[sample].data;
inreg.r[2] = pcmsamples[sample].data + pcmsamples[sample].length;
@@ -237,6 +268,13 @@ void sound_pcm_playsample(enum pcmchannel_e channel, enum pcmsample_e sample)
void sound_pcm_playsample_ifidle(enum pcmchannel_e channel, enum pcmsample_e sample)
{
if(!pcmsamples[sample].data)
{
screen_nobuffer();
while(1)
printf("PCM sample %d played without load\n",sample);
}
inreg.r[0] = channel;
_kernel_swi (DataVox_ReadAddress, &inreg, &outreg);
if(!outreg.r[1])
@@ -247,6 +285,9 @@ void sound_pcm_loadsample(enum pcmsample_e sample, char* filename)
{
int length;
if(pcmsamples[sample].data)
return;
// Attempt to get file info
inreg.r[0] = 5;
inreg.r[1] = (int) filename;