1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "hdi_composer.h"
17 #include "hdi_video_composition.h"
18
19 namespace OHOS {
20 namespace HDI {
21 namespace DISPLAY {
HdiComposer(std::unique_ptr<HdiComposition> pre,std::unique_ptr<HdiComposition> post)22 HdiComposer::HdiComposer(std::unique_ptr<HdiComposition> pre, std::unique_ptr<HdiComposition> post)
23 {
24 preComp_.emplace_back(std::move(pre));
25 postComp_.emplace_back(std::move(post));
26 auto videoComp = std::make_unique<HdiVideoComposition>();
27 if (videoComp != nullptr) {
28 if (videoComp->Init() == DISPLAY_SUCCESS) {
29 AddPostComp(std::move(videoComp));
30 }
31 }
32 }
33
Prepare(std::vector<HdiLayer * > & layers,HdiLayer & clientLayer)34 int32_t HdiComposer::Prepare(std::vector<HdiLayer *> &layers, HdiLayer &clientLayer)
35 {
36 DISPLAY_LOGD();
37 int32_t ret;
38 for (auto& composition : postComp_) {
39 ret = composition->SetLayers(layers, clientLayer);
40 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("post composition prepare failed"));
41 }
42
43 for (auto& composition : preComp_) {
44 ret = composition->SetLayers(layers, clientLayer);
45 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("pre composition prepare failed"));
46 }
47
48 return DISPLAY_SUCCESS;
49 }
50
Commit(bool modeSet)51 int32_t HdiComposer::Commit(bool modeSet)
52 {
53 DISPLAY_LOGD();
54 int32_t ret;
55 for (auto& composition : preComp_) {
56 ret = composition->Apply(modeSet);
57 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("pre composition prepare failed"));
58 }
59
60 for (auto& composition : postComp_) {
61 ret = composition->Apply(modeSet);
62 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("post composition prepare failed"));
63 }
64 return DISPLAY_SUCCESS;
65 }
66 } // OHOS
67 } // HDI
68 } // DISPLAY
69