Initial community commit

Src/Plugins/Input/in_vorbis/ExtendedRead.cpp

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