backend transcoding done for proxies

io/proxygenerator.h

@@ -0,0 +1,35 @@
+#ifndef PROXYGENERATOR_H
+#define PROXYGENERATOR_H
+
+#include <QThread>
+#include <QVector>
+#include <QMutex>
+#include <QWaitCondition>
+
+struct Footage;
+
+struct ProxyInfo {
+	Footage* footage;
+	double size_multiplier;
+	int codec_type;
+	QString path;
+};
+
+class ProxyGenerator : public QThread
+{
+public:
+	ProxyGenerator();
+	void run();
+	void queue(const ProxyInfo& info);
+	void cancel();
+private:
+	QVector<ProxyInfo> proxy_queue;
+	QWaitCondition waitCond;
+	QMutex mutex;
+	bool cancelled;
+};
+
+// proxy generator is a global omnipotent entity
+extern ProxyGenerator proxy_generator;
+
+#endif // PROXYGENERATOR_H