cinelerra/filetga.h

   1 #ifndef FILETGA_H
   2 #define FILETGA_H
   3
   4 #include "filelist.h"
   5 #include "guicast.h"
   6
   7 class FileTGA : public FileList
   8 {
   9 public:
  10         FileTGA(Asset *asset, File *file);
  11         ~FileTGA();
  12
  13         static int check_sig(Asset *asset);
  14         static void get_parameters(BC_WindowBase *parent_window,
  15                 Asset *asset,
  16                 BC_WindowBase* &format_window,
  17                 int audio_options,
  18                 int video_options);
  19         int read_frame_header(char *path);
  20         static char* compression_to_str(char *compression);
  21         static char* str_to_compression(char *string);
  22
  23         int64_t get_memory_usage();
  24 // To be used in single frame FileTGA
  25         static void read_tga(Asset *asset, VFrame *frame, VFrame *data, VFrame* &temp);
  26         static void write_tga(Asset *asset, VFrame *frame, VFrame *data, VFrame* &temp);
  27
  28         int can_copy_from(Edit *edit, int64_t position);
  29         static int get_best_colormodel(Asset *asset, int driver);
  30         int colormodel_supported(int colormodel);
  31         int read_frame(VFrame *frame, VFrame *data);
  32         int write_frame(VFrame *frame, VFrame *data, FrameWriterUnit *unit);
  33         FrameWriterUnit* new_writer_unit(FrameWriter *writer);
  34
  35 // For decoding only
  36         VFrame *temp;
  37
  38 private:
  39         static void write_data(unsigned char *buffer,
  40                 VFrame *data,
  41                 int64_t &file_offset,
  42                 int64_t len);
  43         static void read_line(unsigned char *row,
  44                 unsigned char *data,
  45                 int64_t &file_offset,
  46                 int image_type,
  47                 int bpp,
  48                 int image_compression,
  49                 int bytes,
  50                 int width,
  51                 int fliphoriz,
  52                 int alphabits,
  53                 int data_size);
  54         static void flip_line(unsigned char *row, int bytes, int width);
  55         static void rle_read(unsigned char *row,
  56                 unsigned char *data,
  57                 int64_t &file_offset,
  58                 int bytes,
  59                 int width);
  60         static void rle_write(unsigned char *buffer,
  61                 int width,
  62                 int bytes,
  63                 VFrame *frame,
  64                 int64_t &file_offset);
  65         static void bgr2rgb(unsigned char *dest,
  66                  unsigned char *src,
  67                  int width,
  68                  int bytes,
  69                  int alpha);
  70         static void upsample(unsigned char *dest,
  71                   unsigned char *src,
  72                   int width,
  73                   int bytes);
  74 };
  75
  76 class TGAUnit : public FrameWriterUnit
  77 {
  78 public:
  79         TGAUnit(FileTGA *file, FrameWriter *writer);
  80         ~TGAUnit();
  81         VFrame *temp;
  82         FileTGA *file;
  83 };
  84
  85 class TGAConfigVideo : public BC_Window
  86 {
  87 public:
  88         TGAConfigVideo(BC_WindowBase *gui, Asset *asset);
  89         ~TGAConfigVideo();
  90         int create_objects();
  91         int close_event();
  92
  93         ArrayList<BC_ListBoxItem*> compression_items;
  94         BC_WindowBase *gui;
  95         Asset *asset;
  96 };
  97
  98 class TGACompression : public BC_PopupTextBox
  99 {
 100 public:
 101         TGACompression(TGAConfigVideo *gui,
 102                 int x,
 103                 int y,
 104                 Asset *asset,
 105                 ArrayList<BC_ListBoxItem*> *compression_items);
 106         int handle_event();
 107         Asset *asset;
 108 };
 109
 110 #endif