void tst_QVarLengthArray::removeLast()
{
{
QVarLengthArray<char, 2> v;
v.append(0);
v.append(1);
QCOMPARE(v.size(), 2);
v.append(2);
v.append(3);
QCOMPARE(v.size(), 4);
v.removeLast();
QCOMPARE(v.size(), 3);
v.removeLast();
QCOMPARE(v.size(), 2);
}
{
QVarLengthArray<QString, 2> v;
v.append("0");
v.append("1");
QCOMPARE(v.size(), 2);
v.append("2");
v.append("3");
QCOMPARE(v.size(), 4);
v.removeLast();
QCOMPARE(v.size(), 3);
v.removeLast();
QCOMPARE(v.size(), 2);
}
}
void tst_QVarLengthArray::count()
{
// tests size(), count() and length(), since they're the same thing
{
const QVarLengthArray<int> list;
QCOMPARE(list.length(), 0);
QCOMPARE(list.count(), 0);
QCOMPARE(list.size(), 0);
}
{
QVarLengthArray<int> list;
list.append(0);
QCOMPARE(list.length(), 1);
QCOMPARE(list.count(), 1);
QCOMPARE(list.size(), 1);
}
{
QVarLengthArray<int> list;
list.append(0);
list.append(1);
QCOMPARE(list.length(), 2);
QCOMPARE(list.count(), 2);
QCOMPARE(list.size(), 2);
}
{
QVarLengthArray<int> list;
list.append(0);
list.append(0);
list.append(0);
QCOMPARE(list.length(), 3);
QCOMPARE(list.count(), 3);
QCOMPARE(list.size(), 3);
}
// test removals too
{
QVarLengthArray<int> list;
list.append(0);
list.append(0);
list.append(0);
QCOMPARE(list.length(), 3);
QCOMPARE(list.count(), 3);
QCOMPARE(list.size(), 3);
list.removeLast();
QCOMPARE(list.length(), 2);
QCOMPARE(list.count(), 2);
QCOMPARE(list.size(), 2);
list.removeLast();
QCOMPARE(list.length(), 1);
QCOMPARE(list.count(), 1);
QCOMPARE(list.size(), 1);
list.removeLast();
QCOMPARE(list.length(), 0);
QCOMPARE(list.count(), 0);
QCOMPARE(list.size(), 0);
}
}
void tst_QVarLengthArray::last()
{
// append some items, make sure it stays sane
QVarLengthArray<int> list;
list.append(27);
QCOMPARE(list.last(), 27);
list.append(4);
QCOMPARE(list.last(), 4);
list.append(1987);
QCOMPARE(list.last(), 1987);
QCOMPARE(list.length(), 3);
// remove some, make sure it stays sane
list.removeLast();
QCOMPARE(list.last(), 4);
QCOMPARE(list.length(), 2);
list.removeLast();
QCOMPARE(list.last(), 27);
QCOMPARE(list.length(), 1);
}
int DirectShowPlayerService::findStreamTypes(IBaseFilter *source) const
{
QVarLengthArray<IBaseFilter *, 16> filters;
source->AddRef();
filters.append(source);
int streamTypes = 0;
while (!filters.isEmpty()) {
IEnumPins *pins = 0;
IBaseFilter *filter = filters[filters.size() - 1];
filters.removeLast();
if (SUCCEEDED(filter->EnumPins(&pins))) {
for (IPin *pin = 0; pins->Next(1, &pin, 0) == S_OK; pin->Release()) {
PIN_DIRECTION direction;
if (pin->QueryDirection(&direction) == S_OK && direction == PINDIR_OUTPUT) {
AM_MEDIA_TYPE connectionType;
if (SUCCEEDED(pin->ConnectionMediaType(&connectionType))) {
IPin *peer = 0;
if (connectionType.majortype == MEDIATYPE_Audio) {
streamTypes |= AudioStream;
} else if (connectionType.majortype == MEDIATYPE_Video) {
streamTypes |= VideoStream;
} else if (SUCCEEDED(pin->ConnectedTo(&peer))) {
PIN_INFO peerInfo;
if (SUCCEEDED(peer->QueryPinInfo(&peerInfo)))
filters.append(peerInfo.pFilter);
peer->Release();
}
} else {
streamTypes |= findStreamType(pin);
}
}
}
}
filter->Release();
}
return streamTypes;
}
void DirectShowPlayerService::doRender(QMutexLocker *locker)
{
m_pendingTasks |= m_executedTasks & (Play | Pause);
if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) {
control->Stop();
control->Release();
}
if (m_pendingTasks & SetAudioOutput) {
m_graph->AddFilter(m_audioOutput, L"AudioOutput");
m_pendingTasks ^= SetAudioOutput;
m_executedTasks |= SetAudioOutput;
}
if (m_pendingTasks & SetVideoOutput) {
m_graph->AddFilter(m_videoOutput, L"VideoOutput");
m_pendingTasks ^= SetVideoOutput;
m_executedTasks |= SetVideoOutput;
}
IFilterGraph2 *graph = m_graph;
graph->AddRef();
QVarLengthArray<IBaseFilter *, 16> filters;
m_source->AddRef();
filters.append(m_source);
bool rendered = false;
HRESULT renderHr = S_OK;
while (!filters.isEmpty()) {
IEnumPins *pins = 0;
IBaseFilter *filter = filters[filters.size() - 1];
filters.removeLast();
if (!(m_pendingTasks & ReleaseFilters) && SUCCEEDED(filter->EnumPins(&pins))) {
int outputs = 0;
for (IPin *pin = 0; pins->Next(1, &pin, 0) == S_OK; pin->Release()) {
PIN_DIRECTION direction;
if (pin->QueryDirection(&direction) == S_OK && direction == PINDIR_OUTPUT) {
++outputs;
IPin *peer = 0;
if (pin->ConnectedTo(&peer) == S_OK) {
PIN_INFO peerInfo;
if (SUCCEEDED(peer->QueryPinInfo(&peerInfo)))
filters.append(peerInfo.pFilter);
peer->Release();
} else {
locker->unlock();
HRESULT hr;
if (SUCCEEDED(hr = graph->RenderEx(
pin, /*AM_RENDEREX_RENDERTOEXISTINGRENDERERS*/ 1, 0))) {
rendered = true;
} else if (renderHr == S_OK || renderHr == VFW_E_NO_DECOMPRESSOR){
renderHr = hr;
}
locker->relock();
}
}
}
pins->Release();
if (outputs == 0)
rendered = true;
}
filter->Release();
}
if (m_audioOutput && !isConnected(m_audioOutput, PINDIR_INPUT)) {
graph->RemoveFilter(m_audioOutput);
m_executedTasks &= ~SetAudioOutput;
}
if (m_videoOutput && !isConnected(m_videoOutput, PINDIR_INPUT)) {
graph->RemoveFilter(m_videoOutput);
m_executedTasks &= ~SetVideoOutput;
}
graph->Release();
if (!(m_pendingTasks & ReleaseFilters)) {
if (rendered) {
if (!(m_executedTasks & FinalizeLoad))
m_pendingTasks |= FinalizeLoad;
} else {
m_pendingTasks = 0;
m_graphStatus = InvalidMedia;
if (!m_audioOutput && !m_videoOutput) {
m_error = QMediaPlayer::ResourceError;
m_errorString = QString();
} else {
switch (renderHr) {
case VFW_E_UNSUPPORTED_AUDIO:
case VFW_E_UNSUPPORTED_VIDEO:
case VFW_E_UNSUPPORTED_STREAM:
m_error = QMediaPlayer::FormatError;
m_errorString = QString();
break;
default:
m_error = QMediaPlayer::ResourceError;
m_errorString = QString();
qWarning("DirectShowPlayerService::doRender: Unresolved error code %x",
uint(renderHr));
}
}
QCoreApplication::postEvent(this, new QEvent(QEvent::Type(Error)));
}
m_executedTasks |= Render;
}
m_loop->wake();
}
