Initial community commit

1 files changed, 68 insertions, 0 deletions

diff --git a/Src/Plugins/Input/in_wmvdrm/Remaining.h b/Src/Plugins/Input/in_wmvdrm/Remaining.h
new file mode 100644
index 00000000..acfbbffe
--- /dev/null
+++ b/Src/Plugins/Input/in_wmvdrm/Remaining.h
@@ -0,0 +1,68 @@
+#ifndef NULLSOFT_REMAININGH
+#define NULLSOFT_REMAININGH
+#include <assert.h>
+#include <memory.h>
+/* this class is used to store leftover samples */
+
+class Remaining
+{
+public:
+	Remaining()
+		: store(0), size(0), used(0)
+	{}
+
+	void Allocate(unsigned long _size)
+	{
+		assert(_size);
+		used=0;
+		size=_size;
+		if (store)
+			delete [] store;
+		store = new unsigned char [size];
+	}
+
+	/* Saves the incoming data and updates the pointer positions */
+	template <class storage_t>
+	void UpdatingWrite(storage_t *&data,  unsigned long &bytes)
+	{
+		unsigned long bytesToWrite = min(bytes, SizeRemaining());
+		Write(data, bytesToWrite);
+		assert(bytesToWrite);
+		data = (storage_t *)((char *)data + bytesToWrite);
+		bytes -= bytesToWrite;
+	}
+
+	void Write(void *data,  unsigned long bytes)
+	{
+		unsigned char *copy = (unsigned char *)store;
+		copy+=used;
+		memcpy(copy, data, bytes);
+		used+=bytes;
+	}
+
+	unsigned long SizeRemaining()
+	{
+		return size-used;
+	}
+
+	bool Empty()
+	{
+		return !used;
+	}
+	bool Full()
+	{
+		return size == used;
+	}
+	void *GetData()
+	{
+		return (void *)store;
+	}
+
+	void Flush()
+	{
+		used=0;
+	}
+	unsigned char *store;
+	 long size, used;
+};
+#endif
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