int outputGetParameter(int param)
{
switch (param)
{
case OUTPARAM_RATE:
return rate;
case OUTPARAM_CHANNELS:
return channels;
case OUTPARAM_FORMAT:
return format;
case OUTPARAM_GETFORMATS:
return audio_get_formats();
default:
fprintf(stderr, "Nierozpoznany parametr %s %d\n",
__FILE__, __LINE__ );
return;
}
}
void audio_capabilities(struct audio_info_struct *ai)
{
int fmts;
int i,j,k,k1=NUM_RATES-1;
struct audio_info_struct ai1 = *ai;
if (param.outmode != DECODE_AUDIO) {
memset(capabilities,1,sizeof(capabilities));
return;
}
memset(capabilities,0,sizeof(capabilities));
if(param.force_rate) {
rates[NUM_RATES-1] = param.force_rate;
k1 = NUM_RATES;
}
/* if audio_open fails, the device is just not capable of anything... */
if(audio_open(&ai1) < 0) {
perror("audio");
}
else
{
for(i=0;i<NUM_CHANNELS;i++) {
for(j=0;j<NUM_RATES;j++) {
ai1.channels = channels[i];
ai1.rate = rates[j];
fmts = audio_get_formats(&ai1);
if(fmts < 0)
continue;
for(k=0;k<NUM_ENCODINGS;k++) {
if((fmts & encodings[k]) == encodings[k])
capabilities[i][k][j] = 1;
}
}
}
audio_close(&ai1);
}
if(param.verbose > 1) print_capabilities(ai);
}
void audio_capabilities(struct audio_info_struct *ai)
{
int fmts;
int i,j,k,k1=NUM_RATES-1;
struct audio_info_struct ai1 = *ai;
if (param.outmode != DECODE_AUDIO) {
memset(capabilities,1,sizeof(capabilities));
return;
}
memset(capabilities,0,sizeof(capabilities));
if(param.force_rate) {
rates[NUM_RATES-1] = param.force_rate;
k1 = NUM_RATES;
}
#ifndef NO_DECODE_AUDIO
if(audio_open(&ai1) < 0) {
perror("audio");
exit(1);
}
#endif
for(i=0;i<NUM_CHANNELS;i++) {
for(j=0;j<NUM_RATES;j++) {
ai1.channels = channels[i];
ai1.rate = rates[j];
fmts = audio_get_formats(&ai1);
if(fmts < 0)
continue;
for(k=0;k<NUM_ENCODINGS;k++) {
if((fmts & encodings[k]) == encodings[k])
capabilities[i][k][j] = 1;
}
}
}
#ifndef NO_DECODE_AUDIO
audio_close(&ai1);
#endif
if(param.verbose > 1) {
fprintf(stderr,"\nAudio capabilities:\n |");
for(j=0;j<NUM_ENCODINGS;j++) {
fprintf(stderr," %5s |",audio_val2name[j].sname);
}
fprintf(stderr,"\n --------------------------------------------------------\n");
for(k=0;k<k1;k++) {
fprintf(stderr," %5d |",rates[k]);
for(j=0;j<NUM_ENCODINGS;j++) {
if(capabilities[0][j][k]) {
if(capabilities[1][j][k])
fprintf(stderr," M/S |");
else
fprintf(stderr," M |");
}
else if(capabilities[1][j][k])
fprintf(stderr," S |");
else
fprintf(stderr," |");
}
fprintf(stderr,"\n");
}
fprintf(stderr,"\n");
}
}
