Lines Matching refs:png_ptr
1279 png_structp png_ptr; in load_png_image() local
1291 png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, 0, 0, 0); in load_png_image()
1292 if (png_ptr == NULL) { in load_png_image()
1297 info_ptr = png_create_info_struct(png_ptr); in load_png_image()
1300 png_destroy_read_struct(&png_ptr, NULL, NULL); in load_png_image()
1304 if (setjmp(png_jmpbuf(png_ptr))) { in load_png_image()
1306 png_destroy_read_struct(&png_ptr, &info_ptr, NULL); in load_png_image()
1310 png_init_io(png_ptr, fp); in load_png_image()
1312 png_set_sig_bytes(png_ptr, 0); in load_png_image()
1313 png_read_info(png_ptr, info_ptr); in load_png_image()
1315 width = png_get_image_width(png_ptr, info_ptr); in load_png_image()
1316 height = png_get_image_height(png_ptr, info_ptr); in load_png_image()
1319 png_destroy_read_struct(&png_ptr, &info_ptr, NULL); in load_png_image()
1323 bpp = png_get_bit_depth(png_ptr, info_ptr) * png_get_channels(png_ptr, info_ptr); in load_png_image()
1324 color_type = png_get_color_type(png_ptr, info_ptr); in load_png_image()
1327 png_destroy_read_struct(&png_ptr, &info_ptr, NULL); in load_png_image()
1334 png_destroy_read_struct(&png_ptr, &info_ptr, NULL); in load_png_image()
1344 png_read_row(png_ptr, row_ptr, NULL); in load_png_image()
1351 png_destroy_read_struct(&png_ptr, &info_ptr, NULL); in load_png_image()