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WMF: fix some crashes.

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Task-number: QTBUG-30827
Change-Id: Iafc53f7095ad9c086b3982afb2af045c54497dc9
Reviewed-by: Christian Stromme <christian.stromme@digia.com>
This commit is contained in:
Yoann Lopes
2013-12-05 15:55:06 +01:00
committed by The Qt Project
parent 51b7864bb8
commit 653041db1d
3 changed files with 10 additions and 5 deletions
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8
src/plugins/wmf/player/mfplayersession.cpp
View File

@@ -411,6 +411,8 @@ MFPlayerSession::MFPlayerSession(MFPlayerService *playerService)
, m_rateSupport(0)
, m_volumeControl(0)
, m_netsourceStatistics(0)
, m_duration(0)
, m_sourceResolver(0)
, m_hCloseEvent(0)
, m_closing(false)
, m_pendingRate(1)
@@ -536,7 +538,7 @@ void MFPlayerSession::load(const QMediaContent &media, QIODevice *stream)
clear();
QMediaResourceList resources = media.resources();
if (m_status == QMediaPlayer::LoadingMedia)
if (m_status == QMediaPlayer::LoadingMedia && m_sourceResolver)
m_sourceResolver->cancel();
if (resources.isEmpty() && !stream) {
@@ -581,7 +583,7 @@ void MFPlayerSession::handleSourceError(long hr)
void MFPlayerSession::handleMediaSourceReady()
{
if (QMediaPlayer::LoadingMedia != m_status)
if (QMediaPlayer::LoadingMedia != m_status || !m_sourceResolver)
return;
#ifdef DEBUG_MEDIAFOUNDATION
qDebug() << "handleMediaSourceReady";
@@ -1786,7 +1788,7 @@ void MFPlayerSession::handleSessionEvent(IMFMediaEvent *sessionEvent)
{
HRESULT hrStatus = S_OK;
HRESULT hr = sessionEvent->GetStatus(&hrStatus);
if (FAILED(hr)) {
if (FAILED(hr) || !m_session) {
sessionEvent->Release();
return;
}

3
src/plugins/wmf/player/mfvideorenderercontrol.cpp
View File

@@ -1085,6 +1085,9 @@ namespace
HRESULT onDispatchWorkItem(IMFAsyncResult* pAsyncResult)
{
QMutexLocker locker(&m_mutex);
if (m_shutdown)
return MF_E_SHUTDOWN;
HRESULT hr = S_OK;
IUnknown *pState = NULL;
hr = pAsyncResult->GetState(&pState);

4
src/plugins/wmf/sourceresolver.cpp
View File

@@ -197,7 +197,7 @@ void SourceResolver::load(QMediaResourceList& resources, QIODevice* stream)
#ifdef TEST_STREAMING
//Testing stream function
if (url.scheme() == QLatin1String("file")) {
stream = new QFile(url.path().mid(1), this);
stream = new QFile(url.path().mid(1));
if (stream->open(QIODevice::ReadOnly)) {
m_stream = new MFStream(stream, true);
hr = m_sourceResolver->BeginCreateObjectFromByteStream(
@@ -217,7 +217,7 @@ void SourceResolver::load(QMediaResourceList& resources, QIODevice* stream)
if (url.scheme() == QLatin1String("qrc")) {
// If the canonical URL refers to a Qt resource, open with QFile and use
// the stream playback capability to play.
stream = new QFile(QLatin1Char(':') + url.path(), this);
stream = new QFile(QLatin1Char(':') + url.path());
if (stream->open(QIODevice::ReadOnly)) {
m_stream = new MFStream(stream, true);
hr = m_sourceResolver->BeginCreateObjectFromByteStream(