More work. Audio driver works enough to play music now.

PortabilityLayer/QDPictDecoder.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <stdint.h>
+
+struct Rect;
+
+namespace PortabilityLayer
+{
+	class IOStream;
+	class QDPictEmitContext;
+
+	class QDPictDecoder
+	{
+	public:
+		QDPictDecoder();
+
+		bool DecodePict(IOStream *stream, QDPictEmitContext *emitContext);
+
+	private:
+		int ProcessRasterOp(IOStream *stream, int pictVersion, bool isPackedFlag, bool hasRegion, bool isDirect, const Rect &drawArea, QDPictEmitContext *context);
+		static bool UnpackBits8(uint8_t *dest, size_t destSize, const uint8_t *src, size_t srcSize);
+		static bool UnpackBits16(uint8_t *dest, size_t destSize, const uint8_t *src, size_t srcSize);
+
+		IOStream *m_stream;
+	};
+}