Lines Matching refs:fp
58 int check_if_png(char *file_name, FILE **fp)
63 if ((*fp = fopen(file_name, "rb")) == NULL)
67 if (fread(buf, 1, PNG_BYTES_TO_CHECK, *fp) != PNG_BYTES_TO_CHECK)
90 FILE *fp;
92 if ((fp = fopen(file_name, "rb")) == NULL)
96 void read_png(FILE *fp, unsigned int sig_read) /* File is already open */
115 fclose(fp);
123 fclose(fp);
137 fclose(fp);
145 png_init_io(png_ptr, fp);
398 fclose(fp);
563 FILE *fp;
569 fp = fopen(file_name, "wb");
570 if (fp == NULL)
584 fclose(fp);
592 fclose(fp);
603 fclose(fp);
612 png_init_io(png_ptr, fp);
826 fclose(fp);
