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