hvirtual/cinelerra/asset.h

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#ifndef ASSET_H
#define ASSET_H


#include "arraylist.h"
#include "bcwindowbase.inc"
#include "bchash.inc"
#include "filexml.inc"
#include "garbage.h"
#include "linklist.h"
#include "pluginserver.inc"


#include <stdint.h>

// Time code formats
#define TC_DROPFRAME 0
#define TC_NONDROPFRAME 1
#define TC_PAL 2
#define TC_FILM 3

// Asset can be one of the following:
// 1) a pure media file
// 2) an EDL
// 3) a log
// The EDL can reference itself if it contains a media file
class Asset : public ListItem<Asset>, public GarbageObject
{
public:
        Asset();
        Asset(Asset &asset);
        Asset(const char *path);
        Asset(const int plugin_type, const char *plugin_path);
        ~Asset();

        int init_values();
        int dump();

        void copy_from(Asset *asset, int do_index);
        void copy_location(Asset *asset);
        void copy_format(Asset *asset, int do_index = 1);
        void copy_index(Asset *asset);
        int64_t get_index_offset(int channel);
        int64_t get_index_size(int channel);
// Get an english description of the compression.  Used by AssetEdit
        char* get_compression_text(int audio, int video);

// Load and save parameters for a render dialog
// Used by render, record, menueffects, preferences
        void load_defaults(BC_Hash *defaults, 
                char *prefix /* = 0 */, 
                int do_format /* = 0 */,
                int do_compression,
                int do_path,
                int do_data_types,
                int do_bits);
        void save_defaults(BC_Hash *defaults, 
                char *prefix /* = 0 */,
                int do_format,     /* Don't save format which is autodetected by file loader */
                int do_compression,    /* Don't save compression which is fixed by driver */
                int do_path,
                int do_data_types,
                int do_bits);
        char* construct_param(char *param, char *prefix, char *return_value);




// Executed during index building only
        void update_index(Asset *asset);
        int equivalent(Asset &asset, 
                int test_audio, 
                int test_video);
        Asset& operator=(Asset &asset);
        int operator==(Asset &asset);
        int operator!=(Asset &asset);
        int test_path(const char *path);
        int test_plugin_title(const char *path);
        int read(FileXML *file, int expand_relative = 1);
        int read_audio(FileXML *xml);
        int read_video(FileXML *xml);
        int read_index(FileXML *xml);
        int reset_index();  // When the index file is wrong, reset the asset values

        int set_timecode(char *tc, int format, int end);
        int reset_timecode();
        
// Output path is the path of the output file if name truncation is desired.
// It is a "" if; complete names should be used.
        int write(FileXML *file, 
                int include_index, 
                char *output_path);
// Write the index data and asset info.  Used by IndexThread.
        int write_index(char *path, int data_bytes);


// Necessary for renderfarm to get encoding parameters
        int write_audio(FileXML *xml);
        int write_video(FileXML *xml);
        int write_index(FileXML *xml);
        int update_path(char *new_path);

        double total_length_framealigned(double fps);

// Path to file
        char path[BCTEXTLEN];

// Pipe command
        char pipe[BCTEXTLEN];
        int use_pipe;

// Folder in resource manager
        char folder[BCTEXTLEN];

// Format of file.  An enumeration from file.inc.
        int format;

// contains audio data
        int audio_data;
        int channels;
        int sample_rate;
        int bits;
        int byte_order;
        int signed_;
        int header;
        int dither;
// String or FourCC describing compression
        char acodec[BCTEXTLEN];


        int64_t audio_length;












// contains video data
        int video_data;       
        int layers;
        double frame_rate;

// Timecode information. User setable, in case of errors in source
        char reel_name[BCTEXTLEN];
        int reel_number;
        int64_t tcstart;
        int64_t tcend;
        int tcformat;

        int width, height;
// String or FourCC describing compression
        char vcodec[BCTEXTLEN];

// Length in units of asset
        int64_t video_length;





// mpeg audio information
        int ampeg_bitrate;
// 2 - 3
        int ampeg_derivative;

// Vorbis compression
        int vorbis_min_bitrate;
        int vorbis_bitrate;
        int vorbis_max_bitrate;
        int vorbis_vbr;

// Theora compression
        int theora_fix_bitrate;
        int theora_bitrate;
        int theora_quality;
        int theora_sharpness;
        int theora_keyframe_frequency;
        int theora_keyframe_force_frequency;


// mp3 compression
        int mp3_bitrate;

// mp4a compression
        int mp4a_bitrate;
        int mp4a_quantqual;


// Set by package render during file creation. -1 means square pixels.
        double aspect_ratio;

// for the interlace mode 
        int interlace_autofixoption;
        int interlace_mode;
        int interlace_fixmethod;

// for jpeg compression
        int jpeg_quality;     

// for mpeg video compression
        int vmpeg_iframe_distance;
        int vmpeg_progressive;
        int vmpeg_denoise;
        int vmpeg_seq_codes;
        int vmpeg_bitrate;
// 1 - 2
        int vmpeg_derivative;
        int vmpeg_quantization;
        int vmpeg_cmodel;
        int vmpeg_fix_bitrate;

// mjpegtools
        int vmpeg_preset;
// top field first
        int vmpeg_field_order;
        int vmpeg_pframe_distance;








// Divx video compression
        int divx_bitrate;
        int divx_rc_period;
        int divx_rc_reaction_ratio;
        int divx_rc_reaction_period;
        int divx_max_key_interval;
        int divx_max_quantizer;
        int divx_min_quantizer;
        int divx_quantizer;
        int divx_quality;
        int divx_fix_bitrate;

// h264 video compression
        int h264_bitrate;
        int h264_quantizer;
        int h264_fix_bitrate;

// Divx video decompression
        int divx_use_deblocking;

// PNG video compression
        int png_use_alpha;

// EXR video compression
        int exr_use_alpha;
        int exr_compression;

// TIFF video compression.  An enumeration from filetiff.h
        int tiff_cmodel;
        int tiff_compression;

// Microsoft MPEG-4
        int ms_bitrate;
        int ms_bitrate_tolerance;
        int ms_interlaced;
        int ms_quantization;
        int ms_gop_size;
        int ms_fix_bitrate;


        int ac3_bitrate;



// Image file sequences.  Background rendering doesn't want to write a 
// sequence header but instead wants to start the sequence numbering at a certain
// number.  This ensures deletion of all the frames which aren't being used.
// We still want sequence headers sometimes because loading a directory full of images
// for editing would create new assets for every image.
        int use_header;



// Edits store data for the transition

// index info
        int index_status;     // Macro from assets.inc
        int64_t index_zoom;      // zoom factor of index data
        int64_t index_start;     // byte start of index data in the index file
// Total bytes in source file when the index was buillt
        int64_t index_bytes;
        int64_t index_end, old_index_end;    // values for index build
// offsets of channels in index buffer in floats
        int64_t *index_offsets;
// Sizes of channels in index buffer in floats.  This allows
// variable channel size.
        int64_t *index_sizes;
// [ index channel      ][ index channel      ]
// [high][low][high][low][high][low][high][low]
        float *index_buffer;  
        int id;
};


#endif

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