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 "icodec_buffer.h"
16 #include <hdf_base.h>
17 #include <poll.h>
18 #include <securec.h>
19 #include "codec_dyna_buffer.h"
20 #include "codec_handle_buffer.h"
21 #include "codec_dma_buffer.h"
22 #include "codec_log_wrapper.h"
23 #include "codec_share_buffer.h"
24 #include "v3_0/codec_types.h"
25 using namespace OHOS::HDI::Codec::V3_0;
26 namespace OHOS {
27 namespace Codec {
28 namespace Omx {
ICodecBuffer(struct OmxCodecBuffer & codecBuffer)29 ICodecBuffer::ICodecBuffer(struct OmxCodecBuffer &codecBuffer)
30 {
31     codecBuffer_ = codecBuffer;
32 }
~ICodecBuffer()33 ICodecBuffer::~ICodecBuffer()
34 {}
35 
CreateCodeBuffer(struct OmxCodecBuffer & codecBuffer)36 sptr<ICodecBuffer> ICodecBuffer::CreateCodeBuffer(struct OmxCodecBuffer &codecBuffer)
37 {
38     sptr<ICodecBuffer> buffer = nullptr;
39     switch (codecBuffer.bufferType) {
40         case CODEC_BUFFER_TYPE_AVSHARE_MEM_FD:
41             buffer = CodecShareBuffer::Create(codecBuffer);
42             break;
43         case CODEC_BUFFER_TYPE_HANDLE:
44             buffer = CodecHandleBuffer::Create(codecBuffer);
45             break;
46         case CODEC_BUFFER_TYPE_DYNAMIC_HANDLE:
47             buffer = CodecDynaBuffer::Create(codecBuffer);
48             break;
49         case CODEC_BUFFER_TYPE_DMA_MEM_FD:
50             buffer = CodecDMABuffer::Create(codecBuffer);
51             break;
52         default:
53             CODEC_LOGE("bufferType[%{public}d] is unexpected", codecBuffer.bufferType);
54             break;
55     }
56     return buffer;
57 }
58 
AllocateCodecBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)59 sptr<ICodecBuffer> ICodecBuffer::AllocateCodecBuffer(struct OmxCodecBuffer &codecBuffer,
60                                                      OMX_BUFFERHEADERTYPE &omxBuffer)
61 {
62     sptr<ICodecBuffer> buffer = nullptr;
63     switch (codecBuffer.bufferType) {
64         case CODEC_BUFFER_TYPE_AVSHARE_MEM_FD:
65             buffer = CodecShareBuffer::Allocate(codecBuffer);
66             break;
67         case CODEC_BUFFER_TYPE_DMA_MEM_FD:
68             buffer = CodecDMABuffer::Allocate(codecBuffer, omxBuffer);
69             break;
70         default:
71             CODEC_LOGE("bufferType[%{public}d] is unexpected", codecBuffer.bufferType);
72             break;
73     }
74 
75     return buffer;
76 }
77 
GetCodecBuffer()78 struct OmxCodecBuffer &ICodecBuffer::GetCodecBuffer()
79 {
80     return codecBuffer_;
81 }
82 
SetBufferId(int32_t bufferId)83 void ICodecBuffer::SetBufferId(int32_t bufferId)
84 {
85     codecBuffer_.bufferId = bufferId;
86 }
87 
CheckInvalid(struct OmxCodecBuffer & codecBuffer)88 bool ICodecBuffer::CheckInvalid(struct OmxCodecBuffer &codecBuffer)
89 {
90     if (codecBuffer_.type != codecBuffer.type) {
91         CODEC_LOGE("input buffer type [%{public}d], but expect type [%{public}d]", codecBuffer.bufferType,
92                    codecBuffer_.bufferType);
93         return false;
94     }
95     return true;
96 }
97 
FillOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)98 int32_t ICodecBuffer::FillOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
99 {
100     omxBuffer.nOffset = codecBuffer.offset;
101     omxBuffer.nFilledLen = codecBuffer.filledLen;
102     omxBuffer.nFlags = codecBuffer.flag;
103     return HDF_SUCCESS;
104 }
105 
EmptyOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)106 int32_t ICodecBuffer::EmptyOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
107 {
108     omxBuffer.nOffset = codecBuffer.offset;
109     omxBuffer.nFilledLen = codecBuffer.filledLen;
110     omxBuffer.nFlags = codecBuffer.flag;
111     omxBuffer.nTimeStamp = codecBuffer.pts;
112     return HDF_SUCCESS;
113 }
114 
EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)115 int32_t ICodecBuffer::EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
116 {
117     codecBuffer_.offset = omxBuffer.nOffset;
118     codecBuffer_.filledLen = omxBuffer.nFilledLen;
119     return HDF_SUCCESS;
120 }
121 
FillOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)122 int32_t ICodecBuffer::FillOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
123 {
124     codecBuffer_.offset = omxBuffer.nOffset;
125     codecBuffer_.filledLen = omxBuffer.nFilledLen;
126     codecBuffer_.flag = omxBuffer.nFlags;
127     codecBuffer_.pts = omxBuffer.nTimeStamp;
128     return HDF_SUCCESS;
129 }
130 
SyncWait(int fd,uint32_t timeout)131 int32_t ICodecBuffer::SyncWait(int fd, uint32_t timeout)
132 {
133     int retCode = -EPERM;
134     if (fd < 0) {
135         CODEC_LOGE("The fence id is invalid.");
136         return retCode;
137     }
138 
139     struct pollfd pollfds = {0};
140     pollfds.fd = fd;
141     pollfds.events = POLLIN;
142 
143     do {
144         retCode = poll(&pollfds, 1, timeout);
145     } while (retCode == -EPERM && (errno == EINTR || errno == EAGAIN));
146 
147     if (retCode == 0) {
148         retCode = -EPERM;
149         errno = ETIME;
150     } else if (retCode > 0) {
151         if (static_cast<uint32_t>(pollfds.revents) & (POLLERR | POLLNVAL)) {
152             retCode = -EPERM;
153             errno = EINVAL;
154         }
155     }
156     return retCode < 0 ? -errno : EOK;
157 }
158 
GetBuffer()159 uint8_t *ICodecBuffer::GetBuffer()
160 {
161     return nullptr;
162 }
163 
FreeBuffer(struct OmxCodecBuffer & codecBuffer)164 int32_t ICodecBuffer::FreeBuffer(struct OmxCodecBuffer &codecBuffer)
165 {
166     (void)codecBuffer;
167     return HDF_SUCCESS;
168 }
169 }  // namespace Omx
170 }  // namespace Codec
171 }  // namespace OHOS