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Migrate to categorized logging in Quick 2 video output

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Enable qt.multimedia.video to get the logs. Also enhance the printing
when creating the video node implementation. It is essential to have
an easy way to figure out what handle and formats the node in use
supports.

Change-Id: Idf3a9f076ba03b5e613c19f2347204c841850b45
Reviewed-by: Andy Nichols <andy.nichols@theqtcompany.com>
This commit is contained in:
Laszlo Agocs
2014-12-19 14:38:18 +01:00
committed by Laszlo Agocs
parent 03593d86b8
commit bf8f6c88c9
2 changed files with 15 additions and 23 deletions
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25
src/qtmultimediaquicktools/qdeclarativevideooutput_render.cpp
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@@ -36,6 +36,7 @@
#include "qdeclarativevideooutput_p.h"
#include <QtMultimedia/qvideorenderercontrol.h>
#include <QtMultimedia/qmediaservice.h>
#include <QtCore/qloggingcategory.h>
#include <private/qmediapluginloader_p.h>
#include <private/qsgvideonode_p.h>
@@ -43,6 +44,8 @@
QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(qLcVideo)
Q_GLOBAL_STATIC_WITH_ARGS(QMediaPluginLoader, videoNodeFactoryLoader,
(QSGVideoNodeFactoryInterface_iid, QLatin1String("video/videonode"), Qt::CaseInsensitive))
@@ -66,9 +69,7 @@ QDeclarativeVideoRendererBackend::QDeclarativeVideoRendererBackend(QDeclarativeV
m_videoNodeFactories.prepend(plugin);
else
m_videoNodeFactories.append(plugin);
#ifdef DEBUG_VIDEOITEM
qDebug() << "found videonode plugin" << key << plugin;
#endif
qCDebug(qLcVideo) << "found videonode plugin" << key << plugin;
}
}
@@ -217,17 +218,13 @@ QSGNode *QDeclarativeVideoRendererBackend::updatePaintNode(QSGNode *oldNode,
if (m_frameChanged) {
if (videoNode && videoNode->pixelFormat() != m_frame.pixelFormat()) {
#ifdef DEBUG_VIDEOITEM
qDebug() << "updatePaintNode: deleting old video node because frame format changed...";
#endif
qCDebug(qLcVideo) << "updatePaintNode: deleting old video node because frame format changed";
delete videoNode;
videoNode = 0;
}
if (!m_frame.isValid()) {
#ifdef DEBUG_VIDEOITEM
qDebug() << "updatePaintNode: no frames yet... aborting...";
#endif
qCDebug(qLcVideo) << "updatePaintNode: no frames yet";
m_frameChanged = false;
return 0;
}
@@ -236,9 +233,9 @@ QSGNode *QDeclarativeVideoRendererBackend::updatePaintNode(QSGNode *oldNode,
foreach (QSGVideoNodeFactoryInterface* factory, m_videoNodeFactories) {
videoNode = factory->createNode(m_surface->surfaceFormat());
if (videoNode) {
#ifdef DEBUG_VIDEOITEM
qDebug() << "using video node from factory" << factory;
#endif
qCDebug(qLcVideo) << "updatePaintNode: Video node created. Handle type:" << m_frame.handleType()
<< " Supported formats for the handle by this node:"
<< factory->supportedPixelFormats(m_frame.handleType());
break;
}
}
@@ -327,9 +324,7 @@ QList<QVideoFrame::PixelFormat> QSGVideoItemSurface::supportedPixelFormats(
bool QSGVideoItemSurface::start(const QVideoSurfaceFormat &format)
{
#ifdef DEBUG_VIDEOITEM
qDebug() << Q_FUNC_INFO << format << supportedPixelFormats(format.handleType());
#endif
qCDebug(qLcVideo) << "Video surface format:" << format << "all supported formats:" << supportedPixelFormats(format.handleType());
if (!supportedPixelFormats(format.handleType()).contains(format.pixelFormat()))
return false;