static int vdpau_h264_start_frame(AVCodecContext *avctx,
const uint8_t *buffer, uint32_t size)
{
H264Context * const h = avctx->priv_data;
Picture *pic = h->cur_pic_ptr;
struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
VdpPictureInfoH264 *info = &pic_ctx->info.h264;
/* init VdpPictureInfoH264 */
info->slice_count = 0;
info->field_order_cnt[0] = h264_foc(pic->field_poc[0]);
info->field_order_cnt[1] = h264_foc(pic->field_poc[1]);
info->is_reference = h->nal_ref_idc != 0;
info->frame_num = h->frame_num;
info->field_pic_flag = h->picture_structure != PICT_FRAME;
info->bottom_field_flag = h->picture_structure == PICT_BOTTOM_FIELD;
info->num_ref_frames = h->sps.ref_frame_count;
info->mb_adaptive_frame_field_flag = h->sps.mb_aff && !info->field_pic_flag;
info->constrained_intra_pred_flag = h->pps.constrained_intra_pred;
info->weighted_pred_flag = h->pps.weighted_pred;
info->weighted_bipred_idc = h->pps.weighted_bipred_idc;
info->frame_mbs_only_flag = h->sps.frame_mbs_only_flag;
info->transform_8x8_mode_flag = h->pps.transform_8x8_mode;
info->chroma_qp_index_offset = h->pps.chroma_qp_index_offset[0];
info->second_chroma_qp_index_offset = h->pps.chroma_qp_index_offset[1];
info->pic_init_qp_minus26 = h->pps.init_qp - 26;
info->num_ref_idx_l0_active_minus1 = h->pps.ref_count[0] - 1;
info->num_ref_idx_l1_active_minus1 = h->pps.ref_count[1] - 1;
info->log2_max_frame_num_minus4 = h->sps.log2_max_frame_num - 4;
info->pic_order_cnt_type = h->sps.poc_type;
info->log2_max_pic_order_cnt_lsb_minus4 = h->sps.poc_type ? 0 : h->sps.log2_max_poc_lsb - 4;
info->delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
info->direct_8x8_inference_flag = h->sps.direct_8x8_inference_flag;
info->entropy_coding_mode_flag = h->pps.cabac;
info->pic_order_present_flag = h->pps.pic_order_present;
info->deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
info->redundant_pic_cnt_present_flag = h->pps.redundant_pic_cnt_present;
memcpy(info->scaling_lists_4x4, h->pps.scaling_matrix4,
sizeof(info->scaling_lists_4x4));
memcpy(info->scaling_lists_8x8[0], h->pps.scaling_matrix8[0],
sizeof(info->scaling_lists_8x8[0]));
memcpy(info->scaling_lists_8x8[1], h->pps.scaling_matrix8[3],
sizeof(info->scaling_lists_8x8[1]));
vdpau_h264_set_reference_frames(avctx);
return ff_vdpau_common_start_frame(pic, buffer, size);
}
static void vdpau_h264_set_rf(VdpReferenceFrameH264 *rf, H264Picture *pic,
int pic_structure)
{
VdpVideoSurface surface = ff_vdpau_get_surface_id(&pic->f);
if (pic_structure == 0)
pic_structure = pic->reference;
rf->surface = surface;
rf->is_long_term = pic->reference && pic->long_ref;
rf->top_is_reference = (pic_structure & PICT_TOP_FIELD) != 0;
rf->bottom_is_reference = (pic_structure & PICT_BOTTOM_FIELD) != 0;
rf->field_order_cnt[0] = h264_foc(pic->field_poc[0]);
rf->field_order_cnt[1] = h264_foc(pic->field_poc[1]);
rf->frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
}
