Subversion Repositories RepoView

Rev

Rev 28 | Rev 34 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed 

/* $Id: avatar.c 29 2024-08-21 19:23:54Z nishi $ */

#include "rv_avatar.h"

#include <stdio.h>
#include <stdlib.h>

#include <png.h>

void rv_avatar_generate(const char* name) {
        FILE* f = fopen(name, "wb");

        if(f == NULL) return;

        png_structp pngp = NULL;
        png_infop infop = NULL;
        png_bytep row = NULL;

        pngp = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
        infop = png_create_info_struct(pngp);

        if(setjmp(png_jmpbuf(pngp))) {
                goto closeall;
        }

closeall:
        fclose(f);
        if(infop != NULL) png_free_data(pngp, infop, PNG_FREE_ALL, -1);
        if(pngp != NULL) png_destroy_write_struct(&pngp, (png_infopp)NULL);
        if(row != NULL) free(row);
}