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1 /*
2  * Copyright (c) 2025 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 "cj_avimagegenerator.h"
17 #include "media_log.h"
18 #include "pixel_map_impl.h"
19 
20 namespace {
21 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, LOG_DOMAIN_METADATA, "CJAVImageGeneratorImpl" };
22 }
23 
24 namespace OHOS {
25 namespace Media {
26 
CJAVImageGeneratorImpl()27 CJAVImageGeneratorImpl::CJAVImageGeneratorImpl()
28 {
29     MEDIA_LOGI("0x%{public}06" PRIXPTR " Instances create", FAKE_POINTER(this));
30 }
31 
Create()32 sptr<CJAVImageGeneratorImpl> CJAVImageGeneratorImpl::Create()
33 {
34     auto instance = FFI::FFIData::Create<CJAVImageGeneratorImpl>();
35     if (instance == nullptr) {
36         MEDIA_LOGE("Failed to new CJAVImageGeneratorImpl");
37         return nullptr;
38     }
39     instance->helper_ = AVMetadataHelperFactory::CreateAVMetadataHelper();
40     if (instance->helper_ == nullptr) {
41         MEDIA_LOGE("Failed to CreateMetadataHelper");
42         FFI::FFIData::Release(instance->GetID());
43         return nullptr;
44     }
45     return instance;
46 }
47 
FetchFrameAtTime(int64_t timeUs,int32_t option,CPixelMapParams param)48 int64_t CJAVImageGeneratorImpl::FetchFrameAtTime(int64_t timeUs, int32_t option, CPixelMapParams param)
49 {
50     if (state_ != HelperState::HELPER_STATE_RUNNABLE) {
51         MEDIA_LOGE("Current state is not runnable, can't fetchFrame.");
52         return 0;
53     }
54     if (helper_ == nullptr) {
55         MEDIA_LOGE("helper_ is nullptr!");
56         return -1;
57     }
58     auto pixelMap = helper_->FetchFrameYuv(
59         timeUs, option, PixelMapParams{param.width, param.height, PixelFormat::RGBA_8888});
60     auto result = FFI::FFIData::Create<PixelMapImpl>(move(pixelMap));
61     if (result == nullptr) {
62         return 0;
63     }
64     return result->GetID();
65 }
66 
SetAVFileDescriptor(CAVFileDescriptor file)67 int32_t CJAVImageGeneratorImpl::SetAVFileDescriptor(CAVFileDescriptor file)
68 {
69     fileDescriptor_.fd = file.fd;
70     fileDescriptor_.offset = file.offset;
71     fileDescriptor_.length = file.length;
72     MEDIA_LOGD("get fd argument, fd = %{public}d, offset = %{public}" PRIi64 ", size = %{public}" PRIi64 "",
73         fileDescriptor_.fd, fileDescriptor_.offset, fileDescriptor_.length);
74     if (helper_ == nullptr) {
75         MEDIA_LOGE("helper_ is nullptr!");
76         return -1;
77     }
78     auto res = helper_->SetSource(fileDescriptor_.fd, fileDescriptor_.offset, fileDescriptor_.length);
79     state_ = res == MSERR_OK ? HelperState::HELPER_STATE_RUNNABLE : HelperState::HELPER_ERROR;
80     return MSERR_OK;
81 }
82 
GetAVFileDescriptor(CAVFileDescriptor * data)83 int32_t CJAVImageGeneratorImpl::GetAVFileDescriptor(CAVFileDescriptor* data)
84 {
85     if (data == nullptr) {
86         return MSERR_INVALID_VAL;
87     }
88     data->fd = fileDescriptor_.fd;
89     data->offset = fileDescriptor_.offset;
90     data->length = fileDescriptor_.length;
91     return MSERR_OK;
92 }
93 
Release()94 void CJAVImageGeneratorImpl::Release()
95 {
96     if (state_ == HelperState::HELPER_STATE_RELEASED) {
97         MEDIA_LOGE("Has released once, can't release again.");
98         return;
99     }
100     if (helper_ == nullptr) {
101         MEDIA_LOGE("helper_ is nullptr!");
102         return;
103     }
104     helper_->Release();
105 }
106 
107 } // namespace Media
108 } // namespace OHOS
109