static enum AVPixelFormat h263_get_format(AVCodecContext *avctx)
{
    MpegEncContext *s = avctx->priv_data;
    /* MPEG-4 Studio Profile only, not supported by hardware */
    if (avctx->bits_per_raw_sample > 8) {
        av_assert1(s->studio_profile);
        return avctx->pix_fmt;
    }

    if (avctx->codec->id == AV_CODEC_ID_MSS2)
        return AV_PIX_FMT_YUV420P;

    if (CONFIG_GRAY && (avctx->flags & AV_CODEC_FLAG_GRAY)) {
        if (avctx->color_range == AVCOL_RANGE_UNSPECIFIED)
            avctx->color_range = AVCOL_RANGE_MPEG;
        return AV_PIX_FMT_GRAY8;
    }

    return avctx->pix_fmt = ff_get_format(avctx, avctx->codec->pix_fmts);
}
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.