diff options
Diffstat (limited to 'src/plugins/wmf/decoder/mfdecodersourcereader.cpp')
| -rw-r--r-- | src/plugins/wmf/decoder/mfdecodersourcereader.cpp | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/src/plugins/wmf/decoder/mfdecodersourcereader.cpp b/src/plugins/wmf/decoder/mfdecodersourcereader.cpp deleted file mode 100644 index e907cfaf0..000000000 --- a/src/plugins/wmf/decoder/mfdecodersourcereader.cpp +++ /dev/null @@ -1,197 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "mfdecodersourcereader.h" - -MFDecoderSourceReader::MFDecoderSourceReader(QObject *parent) - : m_cRef(1) - , m_sourceReader(0) - , m_source(0) -{ - Q_UNUSED(parent); -} - -void MFDecoderSourceReader::shutdown() -{ - if (m_source) { - m_source->Release(); - m_source = NULL; - } - if (m_sourceReader) { - m_sourceReader->Release(); - m_sourceReader = NULL; - } -} - -IMFMediaSource* MFDecoderSourceReader::mediaSource() -{ - return m_source; -} - -IMFMediaType* MFDecoderSourceReader::setSource(IMFMediaSource *source, const QAudioFormat &audioFormat) -{ - IMFMediaType *mediaType = NULL; - if (m_source == source) - return mediaType; - if (m_source) { - m_source->Release(); - m_source = NULL; - } - if (m_sourceReader) { - m_sourceReader->Release(); - m_sourceReader = NULL; - } - if (!source) - return mediaType; - IMFAttributes *attr = NULL; - MFCreateAttributes(&attr, 1); - if (SUCCEEDED(attr->SetUnknown(MF_SOURCE_READER_ASYNC_CALLBACK, this))) { - if (SUCCEEDED(MFCreateSourceReaderFromMediaSource(source, attr, &m_sourceReader))) { - m_source = source; - m_source->AddRef(); - m_sourceReader->SetStreamSelection(DWORD(MF_SOURCE_READER_ALL_STREAMS), FALSE); - m_sourceReader->SetStreamSelection(DWORD(MF_SOURCE_READER_FIRST_AUDIO_STREAM), TRUE); - IMFMediaType *pPartialType = NULL; - MFCreateMediaType(&pPartialType); - pPartialType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Audio); - - if (audioFormat.sampleType() == QAudioFormat::Float) { - pPartialType->SetGUID(MF_MT_SUBTYPE, MFAudioFormat_Float); - } else { - pPartialType->SetGUID(MF_MT_SUBTYPE, MFAudioFormat_PCM); - } - - m_sourceReader->SetCurrentMediaType(DWORD(MF_SOURCE_READER_FIRST_AUDIO_STREAM), NULL, pPartialType); - pPartialType->Release(); - m_sourceReader->GetCurrentMediaType(DWORD(MF_SOURCE_READER_FIRST_AUDIO_STREAM), &mediaType); - // Ensure the stream is selected. - m_sourceReader->SetStreamSelection(DWORD(MF_SOURCE_READER_FIRST_AUDIO_STREAM), TRUE); - } - attr->Release(); - } - return mediaType; -} - -void MFDecoderSourceReader::reset() -{ - if (!m_sourceReader) - return; - PROPVARIANT vPos; - PropVariantInit(&vPos); - vPos.vt = VT_I8; - vPos.uhVal.QuadPart = 0; - m_sourceReader->SetCurrentPosition(GUID_NULL, vPos); -} - -void MFDecoderSourceReader::readNextSample() -{ - if (!m_sourceReader) - return; - m_sourceReader->ReadSample(MF_SOURCE_READER_FIRST_AUDIO_STREAM, 0, NULL, NULL, NULL, NULL); -} - -QList<IMFSample*> MFDecoderSourceReader::takeSamples() //internal samples will be cleared after this -{ - QList<IMFSample*> samples; - m_samplesMutex.lock(); - samples = m_cachedSamples; - m_cachedSamples.clear(); - m_samplesMutex.unlock(); - return samples; -} - -//from IUnknown -STDMETHODIMP MFDecoderSourceReader::QueryInterface(REFIID riid, LPVOID *ppvObject) -{ - if (!ppvObject) - return E_POINTER; - if (riid == IID_IMFSourceReaderCallback) { - *ppvObject = static_cast<IMFSourceReaderCallback*>(this); - } else if (riid == IID_IUnknown) { - *ppvObject = static_cast<IUnknown*>(this); - } else { - *ppvObject = NULL; - return E_NOINTERFACE; - } - AddRef(); - return S_OK; -} - -STDMETHODIMP_(ULONG) MFDecoderSourceReader::AddRef(void) -{ - return InterlockedIncrement(&m_cRef); -} - -STDMETHODIMP_(ULONG) MFDecoderSourceReader::Release(void) -{ - LONG cRef = InterlockedDecrement(&m_cRef); - if (cRef == 0) { - this->deleteLater(); - } - return cRef; -} - -//from IMFSourceReaderCallback -STDMETHODIMP MFDecoderSourceReader::OnReadSample(HRESULT hrStatus, DWORD dwStreamIndex, - DWORD dwStreamFlags, LONGLONG llTimestamp, IMFSample *pSample) -{ - Q_UNUSED(hrStatus); - Q_UNUSED(dwStreamIndex); - Q_UNUSED(llTimestamp); - if (pSample) { - pSample->AddRef(); - m_samplesMutex.lock(); - m_cachedSamples.push_back(pSample); - m_samplesMutex.unlock(); - emit sampleAdded(); - } else if ((dwStreamFlags & MF_SOURCE_READERF_ENDOFSTREAM) == MF_SOURCE_READERF_ENDOFSTREAM) { - emit finished(); - } - return S_OK; -} - -STDMETHODIMP MFDecoderSourceReader::OnFlush(DWORD) -{ - return S_OK; -} - -STDMETHODIMP MFDecoderSourceReader::OnEvent(DWORD, IMFMediaEvent*) -{ - return S_OK; -} |