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add option for sample rate choice

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git-svn-id: https://gambatte.svn.sourceforge.net/svnroot/gambatte@85 9dfb2916-2d38-0410-aef4-c5fe6c9ffc24
This commit is contained in:
sinamas 2007-10-06 16:01:44 +00:00
parent 0cdd383414
commit 9a141768a3
1 changed files with 22 additions and 0 deletions
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22
gambatte_sdl/src/gambatte_sdl.cpp
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@ -44,6 +44,25 @@ public:
bool startFull() const { return full; }
};
class RateOption : public DescOption {
unsigned rate;
public:
RateOption() : DescOption("sample-rate", 'r', 1), rate(48000) {}
void exec(const char *const *argv, int index) {
int tmp = std::atoi(argv[index + 1]);
if (tmp < 32000 || tmp > 192000)
return;
rate = tmp;
}
const char* getDesc() const { return " N\t\tUse audio sample rate of N Hz\n\t\t\t\t 32000 <= N <= 192000, default: 48000\n"; }
unsigned getRate() const { return rate; }
};
class ScaleOption : public DescOption {
Uint8 scale;
@ -429,6 +448,8 @@ bool GambatteSdl::init(int argc, char **argv) {
v.push_back(&fsOption);
InputOption inputOption;
v.push_back(&inputOption);
RateOption rateOption;
v.push_back(&rateOption);
ScaleOption scaleOption;
v.push_back(&scaleOption);
VfOption vfOption(gambatte.filterInfo());
@ -466,6 +487,7 @@ bool GambatteSdl::init(int argc, char **argv) {
if (fsOption.startFull())
blitter.setStartFull();
sampleRate = rateOption.getRate();
blitter.setScale(scaleOption.getScale());
blitter.setYuv(yuvOption.useYuv());
gambatte.setVideoFilter(vfOption.filterNumber());