1 /* 2 * Copyright 2021 Rockchip Electronics Co. LTD 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #include "av1d_parser.h" 17 #include "av1d_common.h" 18 Av1GetCDFs(AV1Context * ctx,RK_U32 ref_idx)19void Av1GetCDFs(AV1Context *ctx, RK_U32 ref_idx) 20 { 21 22 ctx->cdfs = &ctx->cdfs_last[ref_idx]; 23 ctx->cdfs_ndvc = &ctx->cdfs_last_ndvc[ref_idx]; 24 } 25 Av1StoreCDFs(AV1Context * ctx,RK_U32 refresh_frame_flags)26void Av1StoreCDFs(AV1Context *ctx, RK_U32 refresh_frame_flags) 27 { 28 RK_U32 i; 29 30 for (i = 0; i < NUM_REF_FRAMES; i++) { 31 if (refresh_frame_flags & (1 << i)) { 32 if (&ctx->cdfs_last[i] != ctx->cdfs) { 33 ctx->cdfs_last[i] = *ctx->cdfs; 34 ctx->cdfs_last_ndvc[i] = *ctx->cdfs_ndvc; 35 } 36 } 37 } 38 } 39