Function decode_bsfs_init

libavcodec/decode.c:186–219

}

static int decode_bsfs_init(AVCodecContext *avctx)
{
    AVCodecInternal *avci = avctx->internal;
    const FFCodec *const codec = ffcodec(avctx->codec);
    int ret;

    if (avci->bsf)
        return 0;

    ret = av_bsf_list_parse_str(codec->bsfs, &avci->bsf);
    if (ret < 0) {
        av_log(avctx, AV_LOG_ERROR, "Error parsing decoder bitstream filters '%s': %s\n", codec->bsfs, av_err2str(ret));
        if (ret != AVERROR(ENOMEM))
            ret = AVERROR_BUG;
        goto fail;
    }

    /* We do not currently have an API for passing the input timebase into decoders,
     * but no filters used here should actually need it.
     * So we make up some plausible-looking number (the MPEG 90kHz timebase) */
    avci->bsf->time_base_in = (AVRational){ 1, 90000 };
    ret = avcodec_parameters_from_context(avci->bsf->par_in, avctx);
    if (ret < 0)
        goto fail;

    ret = av_bsf_init(avci->bsf);
    if (ret < 0)
        goto fail;

    return 0;
fail:
    av_bsf_free(&avci->bsf);
    return ret;
}

#if !HAVE_THREADS
#define ff_thread_get_packet(avctx, pkt) (AVERROR_BUG)