qffmpegvideoencoderutils.cpp File Reference

(8b72797561a69d9677a6c23e58dcb5c0b80f48ac)

#include "qffmpegvideoencoderutils_p.h"
#include <QtFFmpegMediaPluginImpl/private/qffmpeg_p.h>
#include <QtMultimedia/private/qmultimediautils_p.h>
#include <QtCore/qglobalstatic.h>
#include <QtCore/qloggingcategory.h>
#include <QtCore/qoperatingsystemversion.h>
#include <QtCore/qreadwritelock.h>
#include <QtCore/private/qminimalflatset_p.h>
#include <QtFFmpegMediaPluginImpl/private/qffmpegrecordingengineutils_p.h>
#include <map>
#include <mutex>
#include <shared_mutex>
#include <libavutil/hwcontext.h>
#include <libavutil/pixdesc.h>

Include dependency graph for qffmpegvideoencoderutils.cpp:

Go to the source code of this file.

Namespaces
namespace	QFFmpeg

Functions
QT_BEGIN_NAMESPACE	Q_STATIC_LOGGING_CATEGORY (qLcVideoEncoderUtils, "qt.multimedia.ffmpeg.videoencoderutils")
std::vector< AVPixelFormat >	QFFmpeg::probePixelFormats (const Codec &codec, QSize resolution, const HWAccel *accel)
std::vector< AVPixelFormat >	QFFmpeg::encoderPixelFormats (const Codec &codec, QSize resolution, const HWAccel *accel)
AVScore	QFFmpeg::scoreTargetSwFormat (AVPixelFormat source, AVPixelFormat target)
std::optional< AVPixelFormat >	QFFmpeg::findTargetSWFormat (AVPixelFormat sourceSWFormat, const Codec &codec, const HWAccel &accel, QSize resolution)
std::vector< ScoredPixelFormat >	QFFmpeg::findAndScoreTargetSWFormats (AVPixelFormat sourceSWFormat, const Codec &codec, const HWAccel *accel, QSize resolution)
std::optional< AVPixelFormat >	QFFmpeg::findTargetFormat (AVPixelFormat sourceSWFormat, const Codec &codec, const HWAccel *accel, QSize resolution)
AVScore	QFFmpeg::findSWFormatScores (const Codec &codec, AVPixelFormat sourceSWFormat, QSize resolution)
AVRational	QFFmpeg::adjustFrameRate (QSpan< const AVRational > supportedRates, qreal settingsRate, qreal sourceRate)
	adjustFrameRate resolves the effective frame rate to negotiate with a codec.
AVRational	QFFmpeg::adjustFrameTimeBase (QSpan< const AVRational > supportedRates, AVRational frameRate, bool isFixedRate)
	adjustFrameTimeBase gets adjusted timebase by a list of supported frame rates and an already adjusted frame rate.
QSize	QFFmpeg::adjustVideoResolution (const Codec &codec, QSize requestedResolution)
SwsFlags	QFFmpeg::getScaleConversionType (const QSize &sourceSize, const QSize &targetSize)

Function Documentation

Q_STATIC_LOGGING_CATEGORY()

QT_BEGIN_NAMESPACE Q_STATIC_LOGGING_CATEGORY	(	qLcVideoEncoderUtils	,
		"qt.multimedia.ffmpeg.videoencoderutils"	)