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883849ee32
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find . \
! -wholename "*/.git*" \
! -wholename "obj-ff-dbg*" \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
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xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert MOZ_OVERRIDE override
convert MOZ_FINAL final
86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if !defined(WMFSourceReaderCallback_h_)
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#define WMFSourceReaderCallback_h_
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#include "WMF.h"
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#include "mozilla/ReentrantMonitor.h"
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#include "mozilla/RefPtr.h"
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#include "nsISupportsImpl.h"
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namespace mozilla {
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// A listener which we pass into the IMFSourceReader upon creation which is
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// notified when an asynchronous call to IMFSourceReader::ReadSample()
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// completes. This allows us to abort ReadSample() operations when the
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// WMFByteStream's underlying MediaResource is closed. This ensures that
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// the decode threads don't get stuck in a synchronous ReadSample() call
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// when the MediaResource is unexpectedly shutdown.
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class WMFSourceReaderCallback final : public IMFSourceReaderCallback
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{
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~WMFSourceReaderCallback() {}
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public:
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WMFSourceReaderCallback();
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// IUnknown Methods.
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STDMETHODIMP QueryInterface(REFIID aIId, LPVOID *aInterface);
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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// IMFSourceReaderCallback methods
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STDMETHODIMP OnReadSample(HRESULT hrStatus,
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DWORD dwStreamIndex,
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DWORD dwStreamFlags,
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LONGLONG llTimestamp,
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IMFSample *pSample);
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STDMETHODIMP OnEvent(DWORD, IMFMediaEvent *);
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STDMETHODIMP OnFlush(DWORD);
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// Causes the calling thread to block waiting for the
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// IMFSourceReader::ReadSample() result callback to occur, or for the
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// WMFByteStream to be closed.
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HRESULT Wait(DWORD* aStreamFlags,
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LONGLONG* aTimeStamp,
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IMFSample** aSample);
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// Cancels Wait() calls.
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HRESULT Cancel();
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private:
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// Sets state to record the result of a read, and awake threads
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// waiting in Wait().
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HRESULT NotifyReadComplete(HRESULT aReadStatus,
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DWORD aStreamIndex,
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DWORD aStreamFlags,
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LONGLONG aTimestamp,
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IMFSample *aSample);
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// Synchronizes all member data in this class, and Wait() blocks on
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// and NotifyReadComplete() notifies this monitor.
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ReentrantMonitor mMonitor;
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// Read result data.
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HRESULT mResultStatus;
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DWORD mStreamFlags;
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LONGLONG mTimestamp;
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IMFSample* mSample;
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// Sentinal. Set to true when a read result is returned. Wait() won't exit
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// until this is set to true.
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bool mReadFinished;
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// IUnknown ref counting.
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ThreadSafeAutoRefCnt mRefCnt;
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NS_DECL_OWNINGTHREAD
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};
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} // namespace mozilla
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#endif // WMFSourceReaderCallback_h_
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