1 /*
2 * Copyright (C) 2024 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 "surface_texture.h"
17 #include "media_log.h"
18
19 namespace OHOS {
20 namespace Media {
21 namespace {
22 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = {LOG_CORE, LOG_DOMAIN_VIDEOEDITOR, "VideoEditorRender"};
23 }
24 const int WAIT_TIMEOUT_MS = 10;
25
OnFrameAvailable(void * context)26 void SurfaceTexture::OnFrameAvailable(void* context)
27 {
28 if (context == nullptr) {
29 MEDIA_LOGE("OnFrameAvailable failed, context is nullptr.");
30 return;
31 }
32 auto surfaceTexture = static_cast<SurfaceTexture*>(context);
33 std::unique_lock lk(surfaceTexture->frameLock_);
34 surfaceTexture->frameNum_++;
35 surfaceTexture->frameCv_.notify_all();
36 }
37
AwaitNativeImage()38 void SurfaceTexture::AwaitNativeImage()
39 {
40 std::unique_lock lk(frameLock_);
41 if (frameNum_ > 0) {
42 frameNum_--;
43 return;
44 }
45 frameCv_.wait_for(lk, std::chrono::milliseconds(WAIT_TIMEOUT_MS), [this]() { return frameNum_ > 0; });
46 if (frameNum_ == 0) {
47 MEDIA_LOGW("[Render] Wait for frame available timeout, update directly");
48 return;
49 }
50 frameNum_--;
51 }
52 }
53 }