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