filedv.h

Go to the documentation of this file.

#ifndef FILEDV_H
#define FILEDV_H

#include "../config.h"
#include "filebase.h"
#include "file.inc"

#ifdef DV_USE_FFMPEG
#include <ffmpeg/avcodec.h>
#endif

#include <libdv/dv.h>

// TODO: Do we need a thread for audio/video encoding?

class FileDV : public FileBase
{
public:
        FileDV(Asset *asset, File *file);
        ~FileDV();

        static void get_parameters(BC_WindowBase *parent_window,
                Asset *asset,
                BC_WindowBase* &format_window,
                int audio_options,
                int video_options);
        
        int reset_parameters_derived();
        int open_file(int rd, int wr);
        static int check_sig(Asset *asset);
        int close_file();
        int close_file_derived();
        int64_t get_video_position();
        int64_t get_audio_position();
        int set_video_position(int64_t x);
        int set_audio_position(int64_t x);
        int write_samples(double **buffer, int64_t len);
        int write_frames(VFrame ***frames, int len);
        int read_compressed_frame(VFrame *buffer);
        int write_compressed_frame(VFrame *buffers);
        int64_t compressed_frame_size();
        int read_samples(double *buffer, int64_t len);
        int read_frame(VFrame *frame);
        int colormodel_supported(int colormodel);
        int can_copy_from(Edit *edit, int64_t position);
        static int get_best_colormodel(Asset *asset, int driver);
        int calculate_samples(int frame_count);

private:
        FILE *stream;
#ifdef DV_USE_FFMPEG
        AVCodec *codec;
        AVCodecContext *context;
        AVFrame *picture;
#endif // DV_USE_FFMPEG
        dv_decoder_t *decoder;
        dv_encoder_t *encoder;
        int64_t audio_position;
        int64_t video_position;
        unsigned char *output;
        unsigned char *input;
        int output_size;
        int64_t audio_offset;
        int64_t video_offset;
        int samples_offset[4];
        int frames_written;
        int16_t **audio_buffer;
        int samples_in_buffer;
        int isPAL;
        int current_frame;
};


class DVConfigAudio: public BC_Window
{
public:
        DVConfigAudio(BC_WindowBase *parent_window, Asset *asset);
        ~DVConfigAudio();

        int create_objects();
        int close_event();

private:
        Asset *asset;
        BC_WindowBase *parent_window;
};



class DVConfigVideo: public BC_Window
{
public:
        DVConfigVideo(BC_WindowBase *parent_window, Asset *asset);
        ~DVConfigVideo();

        int create_objects();
        int close_event();

private:
        Asset *asset;
        BC_WindowBase *parent_window;
};


#endif

---