1 /*
2 * Copyright (c) 2021-2022 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 #if !defined(PREVIEW)
16 #include <dlfcn.h>
17 #endif
18
19 #include "frameworks/bridge/js_frontend/engine/common/js_engine.h"
20
21 #include "frameworks/bridge/js_frontend/engine/common/runtime_constants.h"
22 #include "native_engine/native_engine.h"
23
24 extern "C" void* OHOS_MEDIA_GetPixelMap(napi_env env, napi_value value);
25
26 namespace OHOS::Ace::Framework {
27
RunNativeEngineLoop()28 void JsEngine::RunNativeEngineLoop()
29 {
30 if (nativeEngine_ != nullptr) {
31 nativeEngine_->Loop(LOOP_NOWAIT, false);
32 }
33 }
34
35 #if !defined(PREVIEW)
GetPixelMapNapiEntry()36 PixelMapNapiEntry JsEngine::GetPixelMapNapiEntry()
37 {
38 #if defined(IOS_PLATFORM) || defined(ANDROID_PLATFORM)
39 return reinterpret_cast<PixelMapNapiEntry>(&OHOS_MEDIA_GetPixelMap);
40 #else
41 static PixelMapNapiEntry pixelMapNapiEntry_ = nullptr;
42 if (!pixelMapNapiEntry_) {
43 #if defined(_ARM64_) || defined(SIMULATOR_64)
44 std::string prefix = "/system/lib64/module/";
45 #else
46 std::string prefix = "/system/lib/module/";
47 #endif
48 #ifdef OHOS_STANDARD_SYSTEM
49 std::string napiPluginName = "multimedia/libimage.z.so";
50 #else
51 std::string napiPluginName = "multimedia/libimage_napi.z.so";
52 #endif
53 auto napiPluginPath = prefix.append(napiPluginName);
54 void* handle = dlopen(napiPluginPath.c_str(), RTLD_LAZY);
55 if (handle == nullptr) {
56 LOGE("Failed to open shared library %{public}s, reason: %{public}s", napiPluginPath.c_str(), dlerror());
57 return nullptr;
58 }
59 pixelMapNapiEntry_ = reinterpret_cast<PixelMapNapiEntry>(dlsym(handle, "OHOS_MEDIA_GetPixelMap"));
60 if (pixelMapNapiEntry_ == nullptr) {
61 dlclose(handle);
62 LOGE("Failed to get symbol OHOS_MEDIA_GetPixelMap in %{public}s", napiPluginPath.c_str());
63 return nullptr;
64 }
65 }
66 return pixelMapNapiEntry_;
67 #endif
68 }
69 #endif
70
71 } // namespace OHOS::Ace::Framework