1 /*
2 * Copyright (c) 2023 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 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 "codec_log_wrapper.h"
21 #include "v2_0/codec_types.h"
22 using namespace OHOS::HDI::Codec::V2_0;
23 namespace OHOS {
24 namespace Codec {
25 namespace Omx {
CodecDMABuffer(struct OmxCodecBuffer & codecBuffer)26 CodecDMABuffer::CodecDMABuffer(struct OmxCodecBuffer &codecBuffer) : ICodecBuffer(codecBuffer)
27 {}
28
~CodecDMABuffer()29 CodecDMABuffer::~CodecDMABuffer()
30 {}
31
Create(struct OmxCodecBuffer & codecBuffer)32 sptr<ICodecBuffer> CodecDMABuffer::Create(struct OmxCodecBuffer &codecBuffer)
33 {
34 if (codecBuffer.fd < 0) {
35 CODEC_LOGE("codecBuffer.fd is invalid");
36 return sptr<ICodecBuffer>();
37 }
38
39 CodecDMABuffer *buffer = new CodecDMABuffer(codecBuffer);
40 return sptr<ICodecBuffer>(buffer);
41 }
42
Allocate(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)43 sptr<ICodecBuffer> CodecDMABuffer::Allocate(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
44 {
45 if (omxBuffer.pAppPrivate == nullptr) {
46 CODEC_LOGE("omxBuffer.pAppPrivate is invalid!");
47 return sptr<ICodecBuffer>();
48 }
49 codecBuffer.bufferType = CODEC_BUFFER_TYPE_DMA_MEM_FD;
50 codecBuffer.offset = 0;
51 codecBuffer.filledLen = 0;
52 OMXBufferAppPrivateData *privateData = static_cast<OMXBufferAppPrivateData *>(omxBuffer.pAppPrivate);
53 codecBuffer.fd = privateData->fd;
54 CodecDMABuffer *buffer = new CodecDMABuffer(codecBuffer);
55 return sptr<ICodecBuffer>(buffer);
56 }
57
FillOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)58 int32_t CodecDMABuffer::FillOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
59 {
60 if (!CheckInvalid(codecBuffer)) {
61 CODEC_LOGE("CheckInvalid return false or mem has no right to write ");
62 return HDF_ERR_INVALID_PARAM;
63 }
64
65 return ICodecBuffer::FillOmxBuffer(codecBuffer, omxBuffer);
66 }
67
EmptyOmxBuffer(struct OmxCodecBuffer & codecBuffer,OMX_BUFFERHEADERTYPE & omxBuffer)68 int32_t CodecDMABuffer::EmptyOmxBuffer(struct OmxCodecBuffer &codecBuffer, OMX_BUFFERHEADERTYPE &omxBuffer)
69 {
70 if (!CheckInvalid(codecBuffer)) {
71 CODEC_LOGE("CheckInvalid return false or mem has no right to write ");
72 return HDF_ERR_INVALID_PARAM;
73 }
74
75 return ICodecBuffer::EmptyOmxBuffer(codecBuffer, omxBuffer);
76 }
77
FreeBuffer(struct OmxCodecBuffer & codecBuffer)78 int32_t CodecDMABuffer::FreeBuffer(struct OmxCodecBuffer &codecBuffer)
79 {
80 if (!CheckInvalid(codecBuffer)) {
81 CODEC_LOGE("shMem_ is null or CheckInvalid return false");
82 return HDF_ERR_INVALID_PARAM;
83 }
84
85 return HDF_SUCCESS;
86 }
87
EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)88 int32_t CodecDMABuffer::EmptyOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
89 {
90 return ICodecBuffer::EmptyOmxBufferDone(omxBuffer);
91 }
92
FillOmxBufferDone(OMX_BUFFERHEADERTYPE & omxBuffer)93 int32_t CodecDMABuffer::FillOmxBufferDone(OMX_BUFFERHEADERTYPE &omxBuffer)
94 {
95 return ICodecBuffer::FillOmxBufferDone(omxBuffer);
96 }
97
GetBuffer()98 uint8_t *CodecDMABuffer::GetBuffer()
99 {
100 return nullptr;
101 }
102
CheckInvalid(struct OmxCodecBuffer & codecBuffer)103 bool CodecDMABuffer::CheckInvalid(struct OmxCodecBuffer &codecBuffer)
104 {
105 return ICodecBuffer::CheckInvalid(codecBuffer);
106 }
107 } // namespace Omx
108 } // namespace Codec
109 } // namespace OHOS