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//soundsourcewv.h
// wavpack sound proxy for mixxx.
// fenugrec 12/2009
#ifndef SOUNDSOURCEWV_H
#define SOUNDSOURCEWV_H
#include <QString>
#include "soundsource.h"
#include "defs_version.h"
#include "wavpack/wavpack.h"
#ifdef Q_OS_WIN
#define MY_EXPORT __declspec(dllexport)
#else
#define MY_EXPORT
#endif
#define WV_BUF_LENGTH 65536
namespace Mixxx {
class SoundSourceWV : public SoundSource {
public:
SoundSourceWV(QString qFilename);
~SoundSourceWV();
int open();
long seek(long);
unsigned read(unsigned long size, const SAMPLE*);
inline long unsigned length();
int parseHeader();
static QList<QString> supportedFileExtensions();
private:
int Bps;
unsigned long filelength;
WavpackContext * filewvc; //works as a file handle to access the wv file.
int32_t tempbuffer[WV_BUF_LENGTH]; //hax ! legacy from cmus. this is 64k*4bytes.
void format_samples(int, char *, int32_t *, uint32_t);
};
extern "C" MY_EXPORT const char* getMixxxVersion()
{
return VERSION;
}
extern "C" MY_EXPORT int getSoundSourceAPIVersion()
{
return MIXXX_SOUNDSOURCE_API_VERSION;
}
extern "C" MY_EXPORT SoundSource* getSoundSource(QString filename)
{
return new SoundSourceWV(filename);
}
extern "C" MY_EXPORT char** supportedFileExtensions()
{
QList<QString> exts = SoundSourceWV::supportedFileExtensions();
//Convert to C string array.
char** c_exts = (char**)malloc((exts.count() + 1) * sizeof(char*));
for (int i = 0; i < exts.count(); i++)
{
QByteArray qba = exts[i].toUtf8();
c_exts[i] = strdup(qba.constData());
qDebug() << c_exts[i];
}
c_exts[exts.count()] = NULL; //NULL terminate the list
return c_exts;
}
extern "C" MY_EXPORT void freeFileExtensions(char **exts)
{
for (int i(0); exts[i]; ++i) free(exts[i]);
free(exts);
}
} // namespace Mixxx
#endif
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