hvirtual/cinelerra/filedv.h

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#ifndef FILEDV_H
#define FILEDV_H

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

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

#include <libdv/dv.h>


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_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 audio_samples_copy(double **buffer, int64_t len);
        
        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 get_audio_frame(int64_t pos);
        int get_audio_offset(int64_t pos);

private:
        FILE *stream;

        Mutex *stream_lock;
        Mutex *decoder_lock;
        Mutex *video_position_lock;
        
        dv_decoder_t *decoder;
        dv_encoder_t *encoder;
        dv_encoder_t *audio_encoder;
                
        int64_t audio_position;
        int64_t video_position;
        
        unsigned char *video_buffer;
        unsigned char *audio_buffer;

        int16_t **audio_sample_buffer;
        int audio_sample_buffer_start;
        int audio_sample_buffer_end;
        int audio_sample_buffer_len;
        int audio_sample_buffer_maxsize;
        
        int audio_frames_written;
        
        int output_size;
        int isPAL;
};


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

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