GStreamerFrameMap.h

Go to the documentation of this file.

#pragma once
 
#include <QtMultimedia/QVideoFrame>
#include <QtMultimedia/QVideoFrameFormat>
#include <gst/gst.h>
#include <gst/video/video-info.h>
#include <gst/video/video.h>
 
#include "HwBuffers/common/HwBuffers.h"
 
 
QVideoFrameFormat::ColorSpace toQtColorSpace(GstVideoColorMatrix matrix);
QVideoFrameFormat::ColorTransfer toQtColorTransfer(GstVideoTransferFunction transfer);
QVideoFrameFormat::PixelFormat toQtPixelFormat(GstVideoFormat fmt);
QVideoFrameFormat::ColorRange toQtColorRange(GstVideoColorRange range);
 
void applyOrientationToFrame(QVideoFrame& frame, GstVideoOrientationMethod method);
 
void applyOrientationAndTiming(QVideoFrame& frame, GstBuffer* buffer, int streamOrientation);
 
void applyColorimetry(QVideoFrameFormat& format, const GstVideoInfo& info, GstCaps* caps);
 
QVideoFrameFormat applyCropMeta(QVideoFrameFormat format, GstBuffer* buffer);
 
struct MappedFrame
{
    QVideoFrame frame;
    enum class Source
    {
        Cpu,
        Gpu
    } source = Source::Cpu;
#if defined(QGC_HAS_ANY_GPU_PATH)
    HwVideoBufferPath gpuPath = HwVideoBufferPath::None;
    bool demoted = false;  
#endif
};
 
MappedFrame mapSampleToFrame(GstBuffer* buffer, GstCaps* caps, const GstVideoInfo& info,
                             const QVideoFrameFormat& format, const HwVideoBufferContext& hwContext,
                             HwResolvedPathCache* pathCache = nullptr) noexcept;