void QGstreamerVideoRenderer::setSurface(QAbstractVideoSurface *surface)
{
if (m_surface != surface) {
//qDebug() << Q_FUNC_INFO << surface;
if (m_videoSink)
gst_object_unref(GST_OBJECT(m_videoSink));
m_videoSink = 0;
if (m_surface) {
disconnect(m_surface, SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
m_surface = surface;
if (surface && !m_surface)
emit readyChanged(true);
if (!surface && m_surface)
emit readyChanged(false);
if (m_surface) {
connect(m_surface, SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
emit sinkChanged();
}
}
void QGstreamerGLTextureRenderer::setSurface(QAbstractVideoSurface *surface)
{
if (m_surface != surface) {
#ifdef GL_TEXTURE_SINK_DEBUG
qDebug() << Q_FUNC_INFO << surface;
#endif
bool oldReady = isReady();
m_context = m_glEnabled ? const_cast<QGLContext*>(QGLContext::currentContext()) : NULL;
if (m_videoSink)
gst_object_unref(GST_OBJECT(m_videoSink));
m_videoSink = 0;
if (m_surface) {
disconnect(m_surface, SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
m_surface = surface;
if (oldReady != isReady())
emit readyChanged(!oldReady);
if (m_surface) {
connect(m_surface, SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
emit sinkChanged();
}
}
void QGstreamerVideoRenderer::setSurface(QAbstractVideoSurface *surface)
{
if (m_surface != surface) {
//qDebug() << Q_FUNC_INFO << surface;
if (m_videoSink)
gst_object_unref(GST_OBJECT(m_videoSink));
m_videoSink = 0;
if (m_surface) {
disconnect(m_surface.data(), SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
bool wasReady = isReady();
m_surface = surface;
if (m_surface) {
connect(m_surface.data(), SIGNAL(supportedFormatsChanged()),
this, SLOT(handleFormatChange()));
}
if (wasReady != isReady())
emit readyChanged(isReady());
emit sinkChanged();
}
}
VideoSurfaceFilter::VideoSurfaceFilter(
QAbstractVideoSurface *surface, DirectShowEventLoop *loop, QObject *parent)
: QObject(parent)
, m_ref(1)
, m_state(State_Stopped)
, m_surface(surface)
, m_loop(loop)
, m_graph(0)
, m_peerPin(0)
, m_bytesPerLine(0)
, m_startResult(S_OK)
, m_pinId(QString::fromLatin1("reference"))
, m_sampleScheduler(static_cast<IPin *>(this))
{
connect(surface, SIGNAL(supportedFormatsChanged()), this, SLOT(supportedFormatsChanged()));
connect(&m_sampleScheduler, SIGNAL(sampleReady()), this, SLOT(sampleReady()));
}
/*!
\since 1.2
*/
bool QEglImageTextureSurface::start(const QVideoSurfaceFormat &format)
{
#ifdef DEBUG_OMAPFB_SURFACE
qDebug() << Q_FUNC_INFO << format;
#endif
m_fallbackSurfaceActive = false;
if (format.handleType() != EGLImageTextureHandle) {
qWarning() << Q_FUNC_INFO << "Non EGLImageTextureHandle based format requested, fallback to QPainterVideoSurface";
connect(m_fallbackSurface, SIGNAL(activeChanged(bool)),
this, SIGNAL(activeChanged(bool)));
connect(m_fallbackSurface, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)),
this, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)));
connect(m_fallbackSurface, SIGNAL(supportedFormatsChanged()),
this, SIGNAL(supportedFormatsChanged()));
connect(m_fallbackSurface, SIGNAL(nativeResolutionChanged(QSize)),
this, SIGNAL(nativeResolutionChanged(QSize)));
connect(m_fallbackSurface, SIGNAL(frameChanged()),
this, SIGNAL(frameChanged()));
if (m_fallbackSurface->start(format)) {
m_fallbackSurfaceActive = true;
QAbstractVideoSurface::start(format);
} else {
qWarning() << Q_FUNC_INFO << "failed to start video surface:" << m_fallbackSurface->error();
setError(m_fallbackSurface->error());
disconnect(m_fallbackSurface, SIGNAL(activeChanged(bool)),
this, SIGNAL(activeChanged(bool)));
disconnect(m_fallbackSurface, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)),
this, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)));
disconnect(m_fallbackSurface, SIGNAL(supportedFormatsChanged()),
this, SIGNAL(supportedFormatsChanged()));
disconnect(m_fallbackSurface, SIGNAL(nativeResolutionChanged(QSize)),
this, SIGNAL(nativeResolutionChanged(QSize)));
disconnect(m_fallbackSurface, SIGNAL(frameChanged()),
this, SIGNAL(frameChanged()));
}
return m_fallbackSurfaceActive;
}
void QX11VideoSurface::setWinId(WId id)
{
//qDebug() << "setWinID:" << id;
if (id == m_winId)
return;
if (m_image)
XFree(m_image);
if (m_gc) {
XFreeGC(QX11Info::display(), m_gc);
m_gc = 0;
}
if (m_portId != 0)
XvUngrabPort(QX11Info::display(), m_portId, 0);
m_supportedPixelFormats.clear();
m_formatIds.clear();
m_winId = id;
if (m_winId && findPort()) {
querySupportedFormats();
m_gc = XCreateGC(QX11Info::display(), m_winId, 0, 0);
if (m_image) {
m_image = 0;
if (!start(surfaceFormat())) {
QAbstractVideoSurface::stop();
qWarning() << "Failed to start video surface with format" << surfaceFormat();
}
}
} else {
qWarning() << "Failed to find XVideo port";
if (m_image) {
m_image = 0;
QAbstractVideoSurface::stop();
}
}
emit supportedFormatsChanged();
}
QVideoSurfaceGstDelegate::QVideoSurfaceGstDelegate(
QAbstractVideoSurface *surface)
: m_surface(surface)
, m_pool(0)
, m_renderReturn(GST_FLOW_ERROR)
, m_lastPrerolledBuffer(0)
, m_bytesPerLine(0)
, m_startCanceled(false)
{
if (m_surface) {
foreach (QObject *instance, bufferPoolLoader()->instances(QGstBufferPoolPluginKey)) {
QGstBufferPoolInterface* plugin = qobject_cast<QGstBufferPoolInterface*>(instance);
if (plugin) {
m_pools.append(plugin);
}
}
updateSupportedFormats();
connect(m_surface, SIGNAL(supportedFormatsChanged()), this, SLOT(updateSupportedFormats()));
}