Initial community commit

Src/Plugins/Input/in_mkv/ifc_mkvaudiodecoder.h

@@ -0,0 +1,61 @@
+#pragma once
+#include <bfc/dispatch.h>
+
+class NOVTABLE ifc_mkvaudiodecoder : public Dispatchable
+{
+protected:
+	ifc_mkvaudiodecoder() {}
+	~ifc_mkvaudiodecoder() {}
+public:
+	enum
+	{
+		MKV_SUCCESS = 0,
+		MKV_NEED_MORE_INPUT = -1,
+		MKV_FAILURE=1,
+	};
+	int OutputFrameSize(size_t *frame_size);
+	int GetOutputProperties(unsigned int *sampleRate, unsigned int *channels, unsigned int *bitsPerSample, bool *isFloat); // can return an error code for "havn't locked to stream yet"
+	int DecodeBlock(const void *inputBuffer, size_t inputBufferBytes, void *outputBuffer, size_t *outputBufferBytes);
+	void Flush();
+	void Close(); // self-destructs
+	void EndOfStream(); // no more input, output anything you have buffered
+	DISPATCH_CODES
+	{
+		OUTPUT_FRAME_SIZE = 0,
+			GET_OUTPUT_PROPERTIES = 1,
+			DECODE_BLOCK = 2,
+			FLUSH = 3,
+			CLOSE = 4,
+			END_OF_STREAM = 5,
+	};
+};
+
+inline int ifc_mkvaudiodecoder::OutputFrameSize(size_t *frame_size)
+{
+	return _call(OUTPUT_FRAME_SIZE, (int)MKV_FAILURE, frame_size);
+}
+
+inline int ifc_mkvaudiodecoder::GetOutputProperties(unsigned int *sampleRate, unsigned int *channels, unsigned int *bitsPerSample, bool *isFloat)
+{
+	return _call(GET_OUTPUT_PROPERTIES, (int)MKV_FAILURE, sampleRate, channels, bitsPerSample, isFloat);
+}
+
+inline int ifc_mkvaudiodecoder::DecodeBlock(const void *inputBuffer, size_t inputBufferBytes, void *outputBuffer, size_t *outputBufferBytes)
+{
+	return _call(DECODE_BLOCK, (int)MKV_FAILURE, inputBuffer, inputBufferBytes, outputBuffer, outputBufferBytes);
+}
+
+inline void ifc_mkvaudiodecoder::Flush()
+{
+	_voidcall(FLUSH);
+}
+
+inline void ifc_mkvaudiodecoder::Close()
+{
+	_voidcall(CLOSE);
+}
+
+inline void ifc_mkvaudiodecoder::EndOfStream()
+{
+	_voidcall(END_OF_STREAM);
+}