Function update_context_from_user

libavcodec/pthread_frame.c:469–497

* Update the next thread's AVCodecContext with values set by the user. * * @param dst The destination context. * @param src The source context. * @return 0 on success, negative error code on failure */

 * @return 0 on success, negative error code on failure
 */
static int update_context_from_user(AVCodecContext *dst, const AVCodecContext *src)
{
    int err;

    dst->flags          = src->flags;

    dst->draw_horiz_band= src->draw_horiz_band;
    dst->get_buffer2    = src->get_buffer2;

    dst->opaque   = src->opaque;
    dst->debug    = src->debug;

    dst->slice_flags = src->slice_flags;
    dst->flags2      = src->flags2;
    dst->export_side_data = src->export_side_data;

    dst->skip_loop_filter = src->skip_loop_filter;
    dst->skip_idct        = src->skip_idct;
    dst->skip_frame       = src->skip_frame;

    dst->frame_num        = src->frame_num;

    av_packet_unref(dst->internal->last_pkt_props);
    err = av_packet_copy_props(dst->internal->last_pkt_props, src->internal->last_pkt_props);
    if (err < 0)
        return err;

    return 0;
}

static int submit_packet(PerThreadContext *p, AVCodecContext *user_avctx,
                         AVPacket *in_pkt)