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VideoOutput.cpp
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/******************************************************************************
QtAV: Media play library based on Qt and FFmpeg
Copyright (C) 2014 Wang Bin <[email protected]>
* This file is part of QtAV
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
******************************************************************************/
#include "QtAV/VideoOutput.h"
#include "QtAV/private/VideoRenderer_p.h"
#include "QtAV/VideoRendererTypes.h"
/*!
* onSetXXX(...): impl->onSetXXX(...); set value as impl; return ;
*/
namespace QtAV {
class VideoOutputPrivate : public VideoRendererPrivate
{
public:
VideoOutputPrivate(VideoRendererId rendererId) {
impl = VideoRendererFactory::create(rendererId);
// assert not null?
available = !!impl;
if (!available)
return;
// set members as impl's that may be already set in ctor
filters = impl->filters();
renderer_width = impl->rendererWidth();
renderer_height = impl->rendererHeight();
src_width = impl->frameSize().width();
src_height = impl->frameSize().height();
source_aspect_ratio = qreal(src_width)/qreal(src_height);
out_aspect_ratio_mode = impl->outAspectRatioMode();
out_aspect_ratio = impl->outAspectRatio();
quality = impl->quality();
out_rect = impl->videoRect();
roi = impl->regionOfInterest();
default_event_filter = impl->isDefaultEventFilterEnabled();
preferred_format = impl->preferredPixelFormat();
force_preferred = impl->isPreferredPixelFormatForced();
brightness = impl->brightness();
contrast = impl->contrast();
hue = impl->hue();
saturation = impl->saturation();
}
~VideoOutputPrivate() {
if (impl) {
delete impl;
impl = 0;
}
}
VideoRenderer *impl;
};
VideoOutput::VideoOutput(VideoRendererId rendererId, QObject *parent)
: QObject(parent)
, VideoRenderer(*new VideoOutputPrivate(rendererId))
{
}
VideoOutput::~VideoOutput()
{
}
VideoRendererId VideoOutput::id() const
{
return d_func().impl->id();
}
bool VideoOutput::receive(const VideoFrame& frame)
{
DPTR_D(VideoOutput);
d.source_aspect_ratio = frame.displayAspectRatio();
d.impl->d_func().source_aspect_ratio = d.source_aspect_ratio;
setInSize(frame.width(), frame.height());
return d.impl->receiveFrame(frame);
}
/*
void VideoOutput::setVideoFormat(const VideoFormat& format)
{
d_func().impl->setVideoFormat(format);
}
*/
bool VideoOutput::onSetPreferredPixelFormat(VideoFormat::PixelFormat pixfmt)
{
DPTR_D(VideoOutput);
d.impl->setPreferredPixelFormat(pixfmt);
return pixfmt == d.impl->preferredPixelFormat();
}
VideoFormat::PixelFormat VideoOutput::preferredPixelFormat() const
{
return d_func().impl->preferredPixelFormat();
}
bool VideoOutput::isSupported(VideoFormat::PixelFormat pixfmt) const
{
return d_func().impl->isSupported(pixfmt);
}
QWindow* VideoOutput::qwindow()
{
return d_func().impl->qwindow();
}
QWidget* VideoOutput::widget()
{
return d_func().impl->widget();
}
QGraphicsItem* VideoOutput::graphicsItem()
{
return d_func().impl->graphicsItem();
}
bool VideoOutput::receiveFrame(const VideoFrame& frame)
{
DPTR_D(VideoOutput);
return d.impl->receiveFrame(frame);
}
bool VideoOutput::needUpdateBackground() const
{
DPTR_D(const VideoOutput);
return d.impl->needUpdateBackground();
}
void VideoOutput::drawBackground()
{
DPTR_D(VideoOutput);
d.impl->drawBackground();
}
bool VideoOutput::needDrawFrame() const
{
DPTR_D(const VideoOutput);
return d.impl->needDrawFrame();
}
void VideoOutput::drawFrame()
{
DPTR_D(VideoOutput);
d.impl->drawFrame();
}
void VideoOutput::resizeFrame(int width, int height)
{
DPTR_D(VideoOutput);
d.impl->resizeFrame(width, height);
}
void VideoOutput::handlePaintEvent()
{
DPTR_D(VideoOutput);
d.impl->handlePaintEvent();
}
bool VideoOutput::onForcePreferredPixelFormat(bool force)
{
DPTR_D(VideoOutput);
d.impl->forcePreferredPixelFormat(force);
return d.impl->isPreferredPixelFormatForced() == force;
}
void VideoOutput::onSetOutAspectRatioMode(OutAspectRatioMode mode)
{
DPTR_D(VideoOutput);
qreal a = d.impl->outAspectRatio();
OutAspectRatioMode am = d.impl->outAspectRatioMode();
d.impl->setOutAspectRatioMode(mode);
if (a != outAspectRatio())
emit outAspectRatioChanged(outAspectRatio());
if (am != outAspectRatioMode())
emit outAspectRatioModeChanged(mode);
}
void VideoOutput::onSetOutAspectRatio(qreal ratio)
{
DPTR_D(VideoOutput);
qreal a = d.impl->outAspectRatio();
OutAspectRatioMode am = d.impl->outAspectRatioMode();
d.impl->setOutAspectRatio(ratio);
if (a != outAspectRatio())
emit outAspectRatioChanged(ratio);
if (am != outAspectRatioMode())
emit outAspectRatioModeChanged(outAspectRatioMode());
}
bool VideoOutput::onSetQuality(Quality q)
{
DPTR_D(VideoOutput);
d.impl->setQuality(q);
return d.impl->quality() == q;
}
void VideoOutput::onResizeRenderer(int width, int height)
{
DPTR_D(VideoOutput);
d.impl->resizeRenderer(width, height);
}
bool VideoOutput::onSetRegionOfInterest(const QRectF& roi)
{
DPTR_D(VideoOutput);
d.impl->setRegionOfInterest(roi);
emit regionOfInterestChanged(roi);
return true;
}
QPointF VideoOutput::onMapToFrame(const QPointF& p) const
{
DPTR_D(const VideoOutput);
return d.impl->onMapToFrame(p);
}
QPointF VideoOutput::onMapFromFrame(const QPointF& p) const
{
DPTR_D(const VideoOutput);
return d.impl->onMapFromFrame(p);
}
bool VideoOutput::onSetBrightness(qreal brightness)
{
DPTR_D(VideoOutput);
// not call onSetXXX here, otherwise states in impl will not change
d.impl->setBrightness(brightness);
if (brightness != d.impl->brightness()) {
return false;
}
emit brightnessChanged(brightness);
return true;
}
bool VideoOutput::onSetContrast(qreal contrast)
{
DPTR_D(VideoOutput);
// not call onSetXXX here, otherwise states in impl will not change
d.impl->setContrast(contrast);
if (contrast != d.impl->contrast()) {
return false;
}
emit contrastChanged(contrast);
return true;
}
bool VideoOutput::onSetHue(qreal hue)
{
DPTR_D(VideoOutput);
// not call onSetXXX here, otherwise states in impl will not change
d.impl->setHue(hue);
if (hue != d.impl->hue()) {
return false;
}
emit hueChanged(hue);
return true;
}
bool VideoOutput::onSetSaturation(qreal saturation)
{
DPTR_D(VideoOutput);
// not call onSetXXX here, otherwise states in impl will not change
d.impl->setSaturation(saturation);
if (saturation != d.impl->saturation()) {
return false;
}
emit saturationChanged(saturation);
return true;
}
void VideoOutput::setStatistics(Statistics* statistics)
{
DPTR_D(VideoOutput);
d.impl->setStatistics(statistics);
// only used internally for AVOutput
//d.statistics =
}
bool VideoOutput::onInstallFilter(Filter *filter)
{
DPTR_D(VideoOutput);
bool ret = d.impl->onInstallFilter(filter);
d.filters = d.impl->filters();
return ret;
}
bool VideoOutput::onUninstallFilter(Filter *filter)
{
DPTR_D(VideoOutput);
bool ret = d.impl->onUninstallFilter(filter);
// only used internally for AVOutput
//d.pending_uninstall_filters =
return ret;
}
void VideoOutput::onAddOutputSet(OutputSet *set)
{
DPTR_D(VideoOutput);
d.impl->onAddOutputSet(set);
}
void VideoOutput::onRemoveOutputSet(OutputSet *set)
{
DPTR_D(VideoOutput);
d.impl->onRemoveOutputSet(set);
}
void VideoOutput::onAttach(OutputSet *set)
{
DPTR_D(VideoOutput);
d.impl->onAttach(set);
}
void VideoOutput::onDetach(OutputSet *set)
{
DPTR_D(VideoOutput);
d.impl->onDetach(set);
//d.output_sets = d.impl->
}
bool VideoOutput::onHanlePendingTasks()
{
DPTR_D(VideoOutput);
if (!d.impl->onHanlePendingTasks())
return false;
d.filters = d.impl->filters();
return true;
}
} //namespace QtAV