1 /*
2 * Copyright (c) 2022-2023 Shenzhen Kaihong DID 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 #include "codec_dyna_buffer.h"
16 #include <buffer_handle_utils.h>
17 #include <hdf_base.h>
18 #include <securec.h>
19 #include <unistd.h>
20 #include "codec_log_wrapper.h"
21
22 namespace OHOS {
23 namespace Codec {
24 namespace Omx {
CodecDynaBuffer(struct OmxCodecBuffer & codecBuffer)25 CodecDynaBuffer::CodecDynaBuffer(struct OmxCodecBuffer &codecBuffer) : ICodecBuffer(codecBuffer)
26 {}
27
~CodecDynaBuffer()28 CodecDynaBuffer::~CodecDynaBuffer()
29 {
30 dynaBuffer_ = nullptr;
31 }
32
Create(struct OmxCodecBuffer & codecBuffer)33 sptr<ICodecBuffer> CodecDynaBuffer::Create(struct OmxCodecBuffer &codecBuffer)
34 {
35 auto bufferHandle = reinterpret_cast<BufferHandle *>(codecBuffer.buffer);
36 // may be empty for bufferHandle
37 codecBuffer.buffer = nullptr;
38 codecBuffer.bufferLen = 0;
39 codecBuffer.allocLen = sizeof(DynamicBuffer);
40
41 CodecDynaBuffer *buffer = new CodecDynaBuffer(codecBuffer);
42 if (buffer == nullptr) {
43 CODEC_LOGE("fail to new CodecDynaBuffer");
44 return sptr<ICodecBuffer>();
45 }
46 buffer->dynaBuffer_ = std::make_shared<DynamicBuffer>();
47 if (buffer->dynaBuffer_ == nullptr) {
48 CODEC_LOGE("fail to new DynamicBuffer");
49 delete buffer;
50 buffer = nullptr;
51 return sptr<ICodecBuffer>();
52 }
53 buffer->dynaBuffer_->bufferHandle = bufferHandle;
54 return sptr<ICodecBuffer>(buffer);
55 }
56
FillOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)57 int32_t CodecDynaBuffer::FillOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
58 {
59 CODEC_LOGE("dyna buffer handle is not supported in FillThisBuffer");
60 (void)codecBuffer;
61 (void)omxBuffer;
62 return HDF_ERR_INVALID_PARAM;
63 }
64
EmptyOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)65 int32_t CodecDynaBuffer::EmptyOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
66 {
67 if (!CheckInvalid(codecBuffer)) {
68 CODEC_LOGE("CheckInvalid return false");
69 return HDF_ERR_INVALID_PARAM;
70 }
71 ResetBuffer(codecBuffer, omxBuffer);
72
73 int fence = codecBuffer.fenceFd;
74 if (fence >= 0) {
75 auto ret = SyncWait(fence, TIME_WAIT_MS);
76 if (ret != EOK) {
77 CODEC_LOGE("SyncWait ret err [%{public}d]", ret);
78 }
79 close(codecBuffer.fenceFd);
80 codecBuffer.fenceFd = -1;
81 }
82
83 return ICodecBuffer::EmptyOmxBuffer(codecBuffer, omxBuffer);
84 }
85
FreeBuffer(struct OmxCodecBuffer & codecBuffer)86 int32_t CodecDynaBuffer::FreeBuffer(struct OmxCodecBuffer &codecBuffer)
87 {
88 if (!CheckInvalid(codecBuffer)) {
89 CODEC_LOGE("shMem_ is null or CheckInvalid return false");
90 return HDF_ERR_INVALID_PARAM;
91 }
92
93 if (codecBuffer.buffer != nullptr) {
94 auto bufferHandle = reinterpret_cast<BufferHandle *>(codecBuffer.buffer);
95 // if recv new BufferHandle, free it
96 FreeBufferHandle(bufferHandle);
97 codecBuffer.buffer = nullptr;
98 codecBuffer.bufferLen = 0;
99 }
100
101 dynaBuffer_ = nullptr;
102
103 return HDF_SUCCESS;
104 }
105
EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)106 int32_t CodecDynaBuffer::EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
107 {
108 return ICodecBuffer::EmptyOmxBufferDone(omxBuffer);
109 }
110
FillOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)111 int32_t CodecDynaBuffer::FillOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
112 {
113 CODEC_LOGE("dyna buffer handle is not supported in FillThisBuffer");
114 (void)omxBuffer;
115 return HDF_ERR_INVALID_PARAM;
116 }
117
GetBuffer()118 uint8_t *CodecDynaBuffer::GetBuffer()
119 {
120 return reinterpret_cast<uint8_t *>(dynaBuffer_.get());
121 }
122
CheckInvalid(struct OmxCodecBuffer & codecBuffer)123 bool CodecDynaBuffer::CheckInvalid(struct OmxCodecBuffer &codecBuffer)
124 {
125 if (!ICodecBuffer::CheckInvalid(codecBuffer) || dynaBuffer_ == nullptr) {
126 CODEC_LOGE("dynaBuffer_ is null or CheckInvalid return false");
127 return false;
128 }
129 return true;
130 }
131
ResetBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)132 void CodecDynaBuffer::ResetBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
133 {
134 (void)omxBuffer;
135 if (codecBuffer.buffer == nullptr) {
136 return;
137 }
138 auto bufferHandle = reinterpret_cast<BufferHandle *>(codecBuffer.buffer);
139 // if recv new BufferHandle, save it, but do not need to save to omxBuffer
140 if (dynaBuffer_->bufferHandle != nullptr) {
141 FreeBufferHandle(dynaBuffer_->bufferHandle);
142 }
143 dynaBuffer_->bufferHandle = bufferHandle;
144 codecBuffer.buffer = nullptr;
145 codecBuffer.filledLen = sizeof(DynamicBuffer);
146 codecBuffer.bufferLen = 0;
147 }
148 } // namespace Omx
149 } // namespace Codec
150 } // namespace OHOS