Function av_opt_set_bin

libavutil/opt.c:895–920

}

int av_opt_set_bin(void *obj, const char *name, const uint8_t *val, int len, int search_flags)
{
    uint8_t *ptr;
    uint8_t **dst;
    int *lendst;
    int ret;

    ret = opt_set_init(obj, name, search_flags, AV_OPT_TYPE_BINARY,
                       NULL, NULL, (void**)&dst);
    if (ret < 0)
        return ret;

    ptr = len ? av_malloc(len) : NULL;
    if (len && !ptr)
        return AVERROR(ENOMEM);

    lendst = (int *)(dst + 1);

    av_free(*dst);
    *dst    = ptr;
    *lendst = len;
    if (len)
        memcpy(ptr, val, len);

    return 0;
}

int av_opt_set_image_size(void *obj, const char *name, int w, int h, int search_flags)
{