src/swf_tag.h

   1 /*
   2   +----------------------------------------------------------------------+
   3   | Author: yoya@awm.jp                                                  |
   4   +----------------------------------------------------------------------+
   5 */
   6
   7 #ifndef __SWF_TAG_H__
   8 #define __SWF_TAG_H__
   9
  10 #include "bitstream.h"
  11 #include "y_keyvalue.h"
  12
  13 struct swf_object_; // swf_object.h
  14
  15 typedef struct swf_tag_ {
  16     int code;
  17     unsigned long length;
  18     int length_longformat;
  19     //
  20     unsigned char *data;
  21     void *detail;
  22     //
  23     struct swf_tag_ *prev, *next;
  24 } swf_tag_t;
  25
  26 typedef struct swf_tag_detail_handler_ {
  27     void          * (*create)   (void);
  28     int             (*input)    (swf_tag_t *tag, struct swf_object_ *swf);
  29     int             (*get_cid)  (swf_tag_t *tag);
  30     int             (*replace_cid) (swf_tag_t *tag, int cid);
  31     unsigned char * (*output)   (swf_tag_t *tag, unsigned long *length,
  32                                  struct swf_object_ *swf);
  33     void            (*print)    (swf_tag_t *tag, struct swf_object_ *swf,
  34                                  int indent_depth);
  35     void            (*destroy)  (swf_tag_t *tag);
  36 } swf_tag_detail_handler_t;
  37
  38 typedef struct swf_tag_info_ {
  39     int id;
  40     const char *name;
  41     swf_tag_detail_handler_t *(*detail_handler)(void);
  42 } swf_tag_info_t;
  43
  44 extern swf_tag_info_t *get_swf_tag_info(int tag_id);
  45
  46 extern swf_tag_t *swf_tag_create(bitstream_t *bs);
  47 extern void swf_tag_destroy(swf_tag_t *tag);
  48 extern int swf_tag_build(bitstream_t *bs, swf_tag_t *tag, struct swf_object_ *swf);
  49 extern int swf_tag_rebuild(swf_tag_t *tag, struct swf_object_ *swf);
  50 extern void swf_tag_print(swf_tag_t *tag, struct swf_object_ *swf, int indent_depth);
  51 extern void *swf_tag_create_input_detail(swf_tag_t *tag, struct swf_object_ *swf);
  52 extern void swf_tag_destroy_detail(swf_tag_t *tag);
  53
  54 extern int swf_tag_get_cid(swf_tag_t *tag);
  55 extern int swf_tag_replace_cid(swf_tag_t *tag, int cid);
  56
  57 extern int swf_tag_get_refcid(swf_tag_t *tag);
  58 extern int swf_tag_replace_refcid(swf_tag_t *tag, int cid);
  59
  60 /* image */
  61
  62 extern int swf_tag_get_bitmap_size(swf_tag_t *tag,
  63                                    int *width, int *height);
  64 extern int swf_tag_get_bitmap_color1stpixel(swf_tag_t *tag,
  65                                             int *red, int *green, int *blue);
  66
  67 extern unsigned char *swf_tag_get_jpeg_data(swf_tag_t *tag, unsigned long *length, int image_id, swf_tag_t *tag_jpegtables);
  68 extern unsigned char *swf_tag_get_alpha_data(swf_tag_t *tag, unsigned long *length, int image_id);
  69 extern int swf_tag_replace_jpeg_data(swf_tag_t *tag, int image_id,
  70                                      unsigned char *jpeg_data,
  71                                      unsigned long jpeg_data_len,
  72                                      unsigned char *alpha_data,
  73                                      unsigned long alpha_data_len,
  74                                      int without_converting);
  75
  76 extern unsigned char *swf_tag_get_png_data(swf_tag_t *tag, unsigned long *length, int image_id);
  77 extern int swf_tag_replace_png_data(swf_tag_t *tag, int image_id,
  78                                     unsigned char *png_data,
  79                                     unsigned long png_data_len, int rgb15);
  80 extern int swf_tag_replace_gif_data(swf_tag_t *tag, int image_id,
  81                                     unsigned char *gif_data,
  82                                     unsigned long gif_data_len);
  83 extern int swf_tag_convert_bitmap_data_tojpegtag(swf_tag_t *tag);
  84
  85 /* sound */
  86 extern unsigned char *swf_tag_get_sound_data(swf_tag_t *tag,
  87                                              unsigned long *length,
  88                                              int sound_id);
  89 extern int swf_tag_replace_melo_data(swf_tag_t *tag, int sound_id,
  90                                      unsigned char *melo_data,
  91                                      unsigned long melo_data_len);
  92 /* edit text */
  93
  94 extern char *swf_tag_get_edit_string(swf_tag_t *tag,
  95                                      char *variable_name,
  96                                      int variable_name_len,
  97                                      int *error,
  98                                      struct swf_object_ *swf);
  99 extern int swf_tag_replace_edit_string(swf_tag_t *tag,
 100                                        char *variable_name,
 101                                        int variable_name_len,
 102                                        char *initial_text,
 103                                        int initial_text_len,
 104                                        struct swf_object_ *swf);
 105
 106 extern int swf_tag_apply_shape_matrix_factor(swf_tag_t *tag, int shape_id,
 107                                              int bitmap_id,
 108                                              double scale_x, double scale_y,
 109                                              double rotate_rad,
 110                                              signed int trans_x,
 111                                              signed int trans_y,
 112                                              struct swf_object_ *swf);
 113 extern int swf_tag_apply_shape_rect_factor(swf_tag_t *tag, int shape_id,
 114                                            int bitmap_id,
 115                                            double scale_x, double scale_y,
 116                                            signed int trans_x,
 117                                            signed int trans_y,
 118                                            struct swf_object_ *swf);
 119 extern int swf_tag_apply_shape_type_tilled(swf_tag_t *tag, int shape_id,
 120                                            int bitmap_id,
 121                                            struct swf_object_ *swf);
 122
 123 extern swf_tag_t *swf_tag_create_action_setvariables(y_keyvalue_t *kv);
 124 extern int swf_tag_put_action_setvariables(swf_tag_t *tag,
 125                                            y_keyvalue_t *kv,
 126                                            struct swf_object_ *swf);
 127
 128 extern int swf_tag_replace_action_strings(swf_tag_t *tag,
 129                                           y_keyvalue_t *kv,
 130                                           int *modified,
 131                                           struct swf_object_ *swf);
 132
 133 extern swf_tag_t * swf_tag_move(swf_tag_t *tag);
 134
 135 extern int swf_tag_search_cid_by_bitmap_condition(swf_tag_t *tag,
 136                                                   int width, int height,
 137                                                   int red, int green, int blue);
 138
 139
 140 #endif /* __SWF_TAG_H__ */