diff options
Diffstat (limited to 'src-qt5/desktop-utils/lumina-fm/widgets/vidnail.cpp')
-rw-r--r-- | src-qt5/desktop-utils/lumina-fm/widgets/vidnail.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src-qt5/desktop-utils/lumina-fm/widgets/vidnail.cpp b/src-qt5/desktop-utils/lumina-fm/widgets/vidnail.cpp new file mode 100644 index 00000000..d0ecdecf --- /dev/null +++ b/src-qt5/desktop-utils/lumina-fm/widgets/vidnail.cpp @@ -0,0 +1,59 @@ +#ifndef VIDNAIL_H +#define VIDNAIL_H + +extern "C" { +#include <libavcodec/avcodec.h> +#include <libavformat/avformat.h> +} + +class VidNail; + +struct vFrame { + vFrame() : *width(0), *height(0) {} + vFrame(int *width, int *height : width(width), height(height) {} + int *width; + int *height; +}; + +public: + + QString getCodec(); + void skipTo(int timeInSeconds); + void readVideoFrame(); + void getScaledVideoFrame(int scaledSize, vFrame& vFrame); + + int getWidth(); + int getHeight(); + int getLength(); + + void makeThumbnail(const QString& videoFile, QImage &image); + void setThumbnailSize(int size); + void setPercentage(int percent); + void setTime(const QString& Time); + + void writeVidNail(vFrame& frame, QImage& image); + + + private: + bool readVideoPacket(); + bool getVideoPacket(); + void scaleVideo(int scaledSize, int& scaledWidth, int& scaledHeight); + void createVFrame(AVFrame *vFrame, quint8 *frameBuffer, int width, int height); + void calculateDimensions(int size); + void generateThumbnail(const QString& videoFile, ImageWriter& imageWriter, QImage& image); + QString getMimeType(const QString& videoFile); + QString getExtension(const QString& videoFilename); + + + private: + int videoStream; + AVFormatContext *inputVideoFormatContext; + AVCodecContext *inputvideoCodecContext; + AVCodec *inputVideoCodec; + AVStream *inputVideoStream; + AVFrame *inputVideoFrame; + quint8 *inputFrameBuffer; + AVPacket *videoPacket; + + +#endif // VIDNAIL_H |