1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved.
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 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 "codec_dma_buffer.h"
17 #include <hdf_base.h>
18 #include <securec.h>
19 #include <unistd.h>
20 #include <hdf_remote_service.h>
21 #include "codec_log_wrapper.h"
22 #include "v3_0/codec_types.h"
23 using namespace OHOS::HDI::Codec::V3_0;
24 namespace OHOS {
25 namespace Codec {
26 namespace Omx {
CodecDMABuffer(struct OmxCodecBuffer & codecBuffer)27 CodecDMABuffer::CodecDMABuffer(struct OmxCodecBuffer &codecBuffer) : ICodecBuffer(codecBuffer)
28 {}
29
~CodecDMABuffer()30 CodecDMABuffer::~CodecDMABuffer()
31 {}
32
Create(struct OmxCodecBuffer & codecBuffer)33 sptr<ICodecBuffer> CodecDMABuffer::Create(struct OmxCodecBuffer &codecBuffer)
34 {
35 if (codecBuffer.fd < 0) {
36 CODEC_LOGE("codecBuffer.fd is invalid");
37 return sptr<ICodecBuffer>();
38 }
39
40 CodecDMABuffer *buffer = new CodecDMABuffer(codecBuffer);
41 return sptr<ICodecBuffer>(buffer);
42 }
43
Allocate(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)44 sptr<ICodecBuffer> CodecDMABuffer::Allocate(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
45 {
46 if (omxBuffer.pAppPrivate == nullptr) {
47 CODEC_LOGE("omxBuffer.pAppPrivate is invalid!");
48 return sptr<ICodecBuffer>();
49 }
50 bool isIpcMode = (HdfRemoteGetCallingPid() == getpid() ? false : true);
51 codecBuffer.bufferType = CODEC_BUFFER_TYPE_DMA_MEM_FD;
52 codecBuffer.offset = 0;
53 codecBuffer.filledLen = 0;
54 OMXBufferAppPrivateData *privateData = static_cast<OMXBufferAppPrivateData *>(omxBuffer.pAppPrivate);
55 if (isIpcMode) {
56 codecBuffer.fd = privateData->fd;
57 } else {
58 codecBuffer.fd = dup(privateData->fd);
59 }
60 struct OmxCodecBuffer codecBufferToStore = codecBuffer;
61 codecBufferToStore.fd = -1;
62 CodecDMABuffer *buffer = new CodecDMABuffer(codecBufferToStore);
63 return sptr<ICodecBuffer>(buffer);
64 }
65
FillOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)66 int32_t CodecDMABuffer::FillOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
67 {
68 if (!CheckInvalid(codecBuffer)) {
69 CODEC_LOGE("CheckInvalid return false or mem has no right to write ");
70 return HDF_ERR_INVALID_PARAM;
71 }
72
73 return ICodecBuffer::FillOmxBuffer(codecBuffer, omxBuffer);
74 }
75
EmptyOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)76 int32_t CodecDMABuffer::EmptyOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
77 {
78 if (!CheckInvalid(codecBuffer)) {
79 CODEC_LOGE("CheckInvalid return false or mem has no right to write ");
80 return HDF_ERR_INVALID_PARAM;
81 }
82
83 return ICodecBuffer::EmptyOmxBuffer(codecBuffer, omxBuffer);
84 }
85
FreeBuffer(struct OmxCodecBuffer & codecBuffer)86 int32_t CodecDMABuffer::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 return HDF_SUCCESS;
94 }
95
EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)96 int32_t CodecDMABuffer::EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
97 {
98 return ICodecBuffer::EmptyOmxBufferDone(omxBuffer);
99 }
100
FillOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)101 int32_t CodecDMABuffer::FillOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
102 {
103 return ICodecBuffer::FillOmxBufferDone(omxBuffer);
104 }
105
GetBuffer()106 uint8_t *CodecDMABuffer::GetBuffer()
107 {
108 return nullptr;
109 }
110
CheckInvalid(struct OmxCodecBuffer & codecBuffer)111 bool CodecDMABuffer::CheckInvalid(struct OmxCodecBuffer &codecBuffer)
112 {
113 return ICodecBuffer::CheckInvalid(codecBuffer);
114 }
115 } // namespace Omx
116 } // namespace Codec
117 } // namespace OHOS