1 /*
2 * Copyright (C) 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
16 #include "buffer_packer_stream.h"
17
18 #include "image_log.h"
19 #include "securec.h"
20
21 #undef LOG_DOMAIN
22 #define LOG_DOMAIN LOG_TAG_DOMAIN_ID_IMAGE
23
24 #undef LOG_TAG
25 #define LOG_TAG "BufferPackerStream"
26
27 namespace OHOS {
28 namespace Media {
29
BufferPackerStream(uint8_t * outputData,uint32_t maxSize)30 BufferPackerStream::BufferPackerStream(uint8_t *outputData, uint32_t maxSize)
31 : outputData_(outputData), maxSize_(maxSize)
32 {}
33
Write(const uint8_t * buffer,uint32_t size)34 bool BufferPackerStream::Write(const uint8_t *buffer, uint32_t size)
35 {
36 if ((buffer == nullptr) || (size == 0)) {
37 IMAGE_LOGE("input parameter invalid.");
38 return false;
39 }
40 if (outputData_ == nullptr) {
41 IMAGE_LOGE("output stream is null.");
42 return false;
43 }
44 uint32_t leftSize = maxSize_ - offset_;
45 if (size > leftSize) {
46 IMAGE_LOGE("write data:[%{public}lld] out of max size:[%{public}u].",
47 static_cast<long long>(size + offset_), maxSize_);
48 return false;
49 }
50 if (memcpy_s(outputData_ + offset_, leftSize, buffer, size) != EOK) {
51 IMAGE_LOGE("memory copy failed.");
52 return false;
53 }
54 offset_ += size;
55 return true;
56 }
57
BytesWritten()58 int64_t BufferPackerStream::BytesWritten()
59 {
60 return offset_;
61 }
62
GetCapicity(size_t & size)63 bool BufferPackerStream::GetCapicity(size_t &size)
64 {
65 size = maxSize_;
66 return true;
67 }
68
GetType()69 ImagePlugin::OutputStreamType BufferPackerStream::GetType()
70 {
71 return ImagePlugin::OutputStreamType::BUFFER_PACKER;
72 }
73 } // namespace Media
74 } // namespace OHOS
75