73 static void readpng2_info_callback(png_structp png_ptr, png_infop info_ptr);
76 static void readpng2_end_callback(png_structp png_ptr, png_infop info_ptr);
108     png_infop  info_ptr;  in readpng2_init()  local
118     info_ptr = png_create_info_struct(png_ptr);  in readpng2_init()
119     if (!info_ptr) {  in readpng2_init()
136         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);  in readpng2_init()
177     mainprog_ptr->info_ptr = info_ptr;  in readpng2_init()
193     png_infop info_ptr = (png_infop)mainprog_ptr->info_ptr;  in readpng2_decode_data()  local
200         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);  in readpng2_decode_data()
202         mainprog_ptr->info_ptr = NULL;  in readpng2_decode_data()
209     png_process_data(png_ptr, info_ptr, rawbuf, length);  in readpng2_decode_data()
217 static void readpng2_info_callback(png_structp png_ptr, png_infop info_ptr)  in readpng2_info_callback()  argument
261     png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,  in readpng2_info_callback()
277         if (png_get_bKGD(png_ptr, info_ptr, &pBackground))  in readpng2_info_callback()
315     if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS))  in readpng2_info_callback()
346     if (png_get_gAMA(png_ptr, info_ptr, &gamma))  in readpng2_info_callback()
351     if (png_get_gAMA_fixed(png_ptr, info_ptr, &gamma))  in readpng2_info_callback()
367     png_read_update_info(png_ptr, info_ptr);  in readpng2_info_callback()
369     mainprog_ptr->rowbytes = (int)png_get_rowbytes(png_ptr, info_ptr);  in readpng2_info_callback()
370     mainprog_ptr->channels = png_get_channels(png_ptr, info_ptr);  in readpng2_info_callback()
437 static void readpng2_end_callback(png_structp png_ptr, png_infop info_ptr)  in readpng2_end_callback()  argument
459     (void)info_ptr; /* Unused */  in readpng2_end_callback()
471     png_infop info_ptr = (png_infop)mainprog_ptr->info_ptr;  in readpng2_cleanup()  local
473     if (png_ptr && info_ptr)  in readpng2_cleanup()
474         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);  in readpng2_cleanup()
477     mainprog_ptr->info_ptr = NULL;  in readpng2_cleanup()