Cross Reference: /external/libpng/contrib/gregbook/readpng2.c

Lines Matching refs:info_ptr
67 static void readpng2_info_callback(png_structp png_ptr, png_infop info_ptr);
70 static void readpng2_end_callback(png_structp png_ptr, png_infop info_ptr);
102     png_infop  info_ptr;
112     info_ptr = png_create_info_struct(png_ptr);
113     if (!info_ptr) {
130         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
171     mainprog_ptr->info_ptr = info_ptr;
187     png_infop info_ptr = (png_infop)mainprog_ptr->info_ptr;
194         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
196         mainprog_ptr->info_ptr = NULL;
203     png_process_data(png_ptr, info_ptr, rawbuf, length);
211 static void readpng2_info_callback(png_structp png_ptr, png_infop info_ptr)
255     png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
265         png_get_valid(png_ptr, info_ptr, PNG_INFO_bKGD))
272         png_get_bKGD(png_ptr, info_ptr, &pBackground);
307     if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS))
338     if (png_get_gAMA(png_ptr, info_ptr, &gamma))
343     if (png_get_gAMA_fixed(png_ptr, info_ptr, &gamma))
356     /* all transformations have been registered; now update info_ptr data and
359     png_read_update_info(png_ptr, info_ptr);
361     mainprog_ptr->rowbytes = (int)png_get_rowbytes(png_ptr, info_ptr);
362     mainprog_ptr->channels = png_get_channels(png_ptr, info_ptr);
429 static void readpng2_end_callback(png_structp png_ptr, png_infop info_ptr)
461     png_infop info_ptr = (png_infop)mainprog_ptr->info_ptr;
463     if (png_ptr && info_ptr)
464         png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
467     mainprog_ptr->info_ptr = NULL;
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