Function vaapi_vc1_start_frame

libavcodec/vaapi_vc1.c:252–452

}

static int vaapi_vc1_start_frame(AVCodecContext *avctx,
                                 av_unused const AVBufferRef *buffer_ref,
                                 av_unused const uint8_t *buffer,
                                 av_unused uint32_t size)
{
    const VC1Context *v = avctx->priv_data;
    const MpegEncContext *s = &v->s;
    VAAPIDecodePicture *pic = s->cur_pic.ptr->hwaccel_picture_private;
    VAPictureParameterBufferVC1 pic_param;
    int err;

    pic->output_surface = ff_vaapi_get_surface_id(s->cur_pic.ptr->f);

    pic_param = (VAPictureParameterBufferVC1) {
        .forward_reference_picture         = VA_INVALID_ID,
        .backward_reference_picture        = VA_INVALID_ID,
        .inloop_decoded_picture            = VA_INVALID_ID,
        .sequence_fields.bits = {
            .pulldown                      = v->broadcast,
            .interlace                     = v->interlace,
            .tfcntrflag                    = v->tfcntrflag,
            .finterpflag                   = v->finterpflag,
            .psf                           = v->psf,
            .multires                      = v->multires,
            .overlap                       = v->overlap,
            .syncmarker                    = v->resync_marker,
            .rangered                      = v->rangered,
            .max_b_frames                  = s->avctx->max_b_frames,
            .profile                       = v->profile,
        },
        .coded_width                       = s->avctx->coded_width,
        .coded_height                      = s->avctx->coded_height,
        .entrypoint_fields.bits = {
            .broken_link                   = v->broken_link,
            .closed_entry                  = v->closed_entry,
            .panscan_flag                  = v->panscanflag,
            .loopfilter                    = v->loop_filter,
        },
        .conditional_overlap_flag          = v->condover,
        .fast_uvmc_flag                    = v->fastuvmc,
        .range_mapping_fields.bits = {
            .luma_flag                     = v->range_mapy_flag,
            .luma                          = v->range_mapy,
            .chroma_flag                   = v->range_mapuv_flag,
            .chroma                        = v->range_mapuv,
        },
        .b_picture_fraction                = v->bfraction_lut_index,
        .cbp_table                         = (v->fcm == PROGRESSIVE ? v->cbptab : v->icbptab),
        .mb_mode_table                     = v->mbmodetab,
        .range_reduction_frame             = v->rangeredfrm,
        .rounding_control                  = v->rnd,
        .post_processing                   = v->postproc,
        .picture_resolution_index          = v->respic,
        .picture_fields.bits = {
            .picture_type                  = (v->fcm == ILACE_FIELD ? vc1_get_FPTYPE(v) : vc1_get_PTYPE(v)),
            .frame_coding_mode             = v->fcm,
            .top_field_first               = v->tff,
            .is_first_field                = !v->second_field,