Initial community commit

Src/Plugins/Input/in_wmvdrm/BufferLayer.cpp

@@ -0,0 +1,95 @@
+#include "BufferLayer.h"
+#include "Main.h"
+#include "resource.h"
+#define killEvent events[0]
+#define startEvent events[1]
+
+enum
+{
+    KILL_EVENT = 0,
+    START_EVENT = 1,
+};
+
+DWORD WINAPI BufferLayer::BufThread_stub(void *ptr)
+{
+	((BufferLayer *)ptr)->BufThread();
+	return 0;
+}
+
+BufferLayer::BufferLayer(IWMReader *reader) : reader2(0), buffering(false)
+{
+	if (FAILED(reader->QueryInterface(&reader2)))
+		reader2 = 0;
+
+	startEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
+	killEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
+	DWORD id;
+	thread = CreateThread(NULL, 128*1024, BufThread_stub, (void *)this, NULL, &id);
+}
+
+BufferLayer::~BufferLayer()
+{
+	SetEvent(killEvent);
+	ResetEvent(startEvent);
+	WaitForSingleObject(thread, INFINITE);
+	if (reader2) reader2->Release(); reader2 = 0;
+}
+
+
+void BufferLayer::BufferingStarted()
+{
+	winamp.SetStatus(WASABI_API_LNGSTRINGW(IDS_BUFFERING));
+	buffering=true;
+	SetEvent(startEvent);
+	WMHandler::BufferingStarted();
+}
+
+void BufferLayer::BufferingStopped()
+{
+	winamp.SetStatus(L"");
+	buffering=false;
+	ResetEvent(startEvent);
+	WMHandler::BufferingStopped();
+}
+
+int BufferLayer::Wait()
+{
+	if (WaitForSingleObject(killEvent, 0) == WAIT_OBJECT_0)
+		return KILL_EVENT;
+
+	return WaitForMultipleObjects(2, events, FALSE, INFINITE) - WAIT_OBJECT_0;
+
+}
+
+void BufferLayer::BufThread()
+{
+	do
+	{
+		switch (Wait())
+		{
+		case KILL_EVENT:
+			return ;
+		case START_EVENT:
+			{
+				if (reader2)
+				{
+					DWORD percent;
+					QWORD throwAway;
+					if (SUCCEEDED(reader2->GetBufferProgress(&percent, &throwAway)))
+						winamp.Buffering(percent, WASABI_API_LNGSTRINGW(IDS_BUFFERING));
+
+				}
+				Sleep(10);
+			}
+			continue;
+		}
+	}
+	while (true);
+}
+
+void BufferLayer::OpenFailed()
+{
+	ResetEvent(startEvent);
+	WMHandler::OpenFailed();
+}
+