1 /*
2 * Copyright (c) 2023 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 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 <dlfcn.h>
17 #include <poll.h>
18 #include <securec.h>
19 #include <unistd.h>
20 #include "codec_jpeg_core.h"
21 #include "codec_log_wrapper.h"
22 #include "hdf_base.h"
23
24 namespace OHOS {
25 namespace HDI {
26 namespace Codec {
27 namespace Image {
~CodecJpegCore()28 CodecJpegCore::~CodecJpegCore()
29 {
30 if (libHandle_ != nullptr) {
31 dlclose(libHandle_);
32 }
33 }
34
AddVendorLib()35 void CodecJpegCore::AddVendorLib()
36 {
37 CODEC_LOGI("start load jpeg dependency library!");
38 std::string libName = HDF_LIBRARY_FULL_PATH(CODEC_JPEG_VDI_NAME);
39 char pathBuf[PATH_MAX] = {'\0'};
40 if (realpath(libName.c_str(), pathBuf) == nullptr) {
41 CODEC_LOGE("realpath failed! path = [%{public}s]", pathBuf);
42 return;
43 }
44 libHandle_ = dlopen(pathBuf, RTLD_LAZY);
45 if (libHandle_ == nullptr) {
46 CODEC_LOGE("Failed to dlopen %{public}s, error [%{public}s]", libName.c_str(), dlerror());
47 return;
48 }
49
50 getCodecJpegHwi_= reinterpret_cast<GetCodecJpegHwi>(dlsym(libHandle_, "GetCodecJpegHwi"));
51 if (getCodecJpegHwi_ == NULL) {
52 CODEC_LOGE("Failed to dlsym GetCodecJpegHwi");
53 dlclose(libHandle_);
54 return;
55 }
56
57 JpegHwi_ = getCodecJpegHwi_();
58 if (JpegHwi_ == nullptr) {
59 CODEC_LOGE("run GetCodecJpegHwi error!");
60 dlclose(libHandle_);
61 return;
62 }
63 CODEC_LOGI("load dependency library success!");
64 }
65
JpegInit()66 int32_t CodecJpegCore::JpegInit()
67 {
68 if (JpegHwi_ == nullptr) {
69 AddVendorLib();
70 }
71 CHECK_AND_RETURN_RET_LOG(JpegHwi_ != nullptr, HDF_FAILURE, "JpegHwi_ is null");
72 return (JpegHwi_->JpegInit)();
73 }
74
JpegDeInit()75 int32_t CodecJpegCore::JpegDeInit()
76 {
77 CHECK_AND_RETURN_RET_LOG(JpegHwi_ != nullptr, HDF_FAILURE, "JpegHwi_ is null");
78 return (JpegHwi_->JpegDeInit)();
79 }
80
AllocateInBuffer(BufferHandle ** buffer,uint32_t size)81 int32_t CodecJpegCore::AllocateInBuffer(BufferHandle **buffer, uint32_t size)
82 {
83 CHECK_AND_RETURN_RET_LOG(JpegHwi_ != nullptr, HDF_FAILURE, "JpegHwi_ is null");
84 return (JpegHwi_->AllocateInBuffer)(buffer, size);
85 }
86
FreeInBuffer(BufferHandle * buffer)87 int32_t CodecJpegCore::FreeInBuffer(BufferHandle *buffer)
88 {
89 CHECK_AND_RETURN_RET_LOG(JpegHwi_ != nullptr, HDF_FAILURE, "JpegHwi_ is null");
90 return (JpegHwi_->FreeInBuffer)(buffer);
91 }
92
DoDecode(BufferHandle * buffer,BufferHandle * outBuffer,const V1_0::CodecJpegDecInfo * decInfo)93 int32_t CodecJpegCore::DoDecode(BufferHandle *buffer, BufferHandle *outBuffer,
94 const V1_0::CodecJpegDecInfo *decInfo)
95 {
96 CHECK_AND_RETURN_RET_LOG(JpegHwi_ != nullptr, HDF_FAILURE, "JpegHwi_ is null");
97 CodecJpegDecInfo *vdiDecInfo = reinterpret_cast<CodecJpegDecInfo *>(const_cast<V1_0::CodecJpegDecInfo *>(decInfo));
98 return (JpegHwi_->DoJpegDecode)(buffer, outBuffer, vdiDecInfo);
99 }
100 } // Image
101 } // Codec
102 } // HDI
103 } // OHOS
104