65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
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#include "main.h"
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#include "decoder.h"
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extern "C"
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{
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//returns handle!=0 if successful, 0 if error
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//size will return the final nb of bytes written to the output, -1 if unknown
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__declspec( dllexport ) intptr_t winampGetExtendedRead_openW(const wchar_t *fn, int *size, int *bps, int *nch, int *srate) {
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VorbisFile * f = VorbisFile::Create(fn,false);
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if(f) {
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if(!*bps) *bps=16; // FUCKO HAX
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Decoder * d = new Decoder();
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d->Init(f, *bps, *nch, false, false);
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*nch = (int)d->nch;
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*srate = (int)d->sr;
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*bps = (int)d->bps;
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*size = (int)(f->Length() * (double)((*nch) * (*srate) * (*bps/8)));
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return (intptr_t)d;
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}
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return 0;
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}
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__declspec( dllexport ) intptr_t winampGetExtendedRead_openW_float(const wchar_t *fn, int *size, int *bps, int *nch, int *srate) {
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VorbisFile * f = VorbisFile::Create(fn,false);
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if(f) {
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Decoder * d = new Decoder();
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d->Init(f, *bps, *nch, true, false);
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*nch = (int)d->nch;
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*srate = (int)d->sr;
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*bps = (int)d->bps;
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*size = (int)(f->Length() * (double)((*nch) * (*srate) * (*bps/8)));
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return (intptr_t)d;
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}
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return 0;
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}
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//returns nb of bytes read. -1 if read error (like CD ejected). if (ret<len), EOF is assumed
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__declspec( dllexport ) intptr_t winampGetExtendedRead_getData(intptr_t handle, char *dest, size_t len, int *killswitch) {
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Decoder * d = (Decoder *)handle;
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size_t used = 0;
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for(;;) {
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used += (UINT)d->Read((UINT)(len - used),dest + used);
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if(used >= len) break;
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if(!d->DoFrame()) break;
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if(*killswitch) break;
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if (used)
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return used;
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}
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return used;
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}
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// return nonzero on success, zero on failure.
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__declspec( dllexport ) int winampGetExtendedRead_setTime(intptr_t handle, int millisecs) {
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Decoder * d = (Decoder *)handle;
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d->Flush();
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return !d->Seek(((double)millisecs) / 1000.0);
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}
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__declspec( dllexport ) void winampGetExtendedRead_close(intptr_t handle) {
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Decoder * d = (Decoder *)handle;
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d->Flush();
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delete d->file;
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delete d;
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}
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}
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