fmt_out.i_sar_num = fmt_out.i_sar_den = 1;
i_ret = image_WriteUrl( p_image, p_pic, &fmt_in, &fmt_out, psz_filename );
if( i_ret != VLC_SUCCESS )
fmt_out.i_sar_num = fmt_out.i_sar_den = 1;
i_ret = image_WriteUrl( p_image, p_pic, &fmt_in, &fmt_out, psz_filename );
if( i_ret != VLC_SUCCESS )