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 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
16 #include "av_surface_memory.h"
17 #include <unistd.h>
18 #include "av_surface_allocator.h"
19 #include "common/log.h"
20 #include "common/status.h"
21 #include "message_parcel.h"
22 #include "scope_guard.h"
23 #include "surface_buffer.h"
24 #include "surface_type.h"
25
26 namespace {
27 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, LOG_DOMAIN_FOUNDATION, "AVSurfaceMemory" };
28 }
29
30 namespace OHOS {
31 namespace Media {
CreateSurfaceAllocator(const BufferRequestConfig & config)32 std::shared_ptr<AVAllocator> AVAllocatorFactory::CreateSurfaceAllocator(const BufferRequestConfig &config)
33 {
34 auto allocator = std::shared_ptr<AVSurfaceAllocator>(new AVSurfaceAllocator());
35 FALSE_RETURN_V_MSG_E(allocator != nullptr, nullptr, "Create AVSurfaceAllocator failed, no memory");
36 allocator->config_ = config;
37 return allocator;
38 }
39
AVSurfaceAllocator()40 AVSurfaceAllocator::AVSurfaceAllocator()
41 {
42 config_ = {
43 .width = 0,
44 .height = 0,
45 .strideAlignment = 0x0,
46 .format = GraphicPixelFormat::GRAPHIC_PIXEL_FMT_RGBA_8888,
47 .usage = BUFFER_USAGE_CPU_READ | BUFFER_USAGE_CPU_WRITE | BUFFER_USAGE_MEM_DMA,
48 .timeout = 0,
49 };
50 }
51
Alloc(int32_t capacity)52 void *AVSurfaceAllocator::Alloc(int32_t capacity)
53 {
54 (void)capacity;
55 sptr<SurfaceBuffer> surfaceBuffer = SurfaceBuffer::Create();
56 FALSE_RETURN_V_MSG_E(surfaceBuffer != nullptr, nullptr, "No memory for new SurfaceBuffer!");
57 GSError ret = surfaceBuffer->Alloc(config_);
58 FALSE_RETURN_V_MSG_E(ret == GSERROR_OK, nullptr, "Surface Buffer Alloc failed, %{public}s",
59 GSErrorStr(ret).c_str());
60 surfaceBuffer->IncStrongRef(surfaceBuffer.GetRefPtr());
61 return static_cast<void *>(surfaceBuffer.GetRefPtr());
62 }
63
Free(void * ptr)64 bool AVSurfaceAllocator::Free(void *ptr)
65 {
66 FALSE_RETURN_V_MSG_E(ptr != nullptr, false, "ptr is nullptr");
67
68 sptr<SurfaceBuffer> surfaceBuffer = sptr<SurfaceBuffer>(static_cast<SurfaceBuffer *>(ptr));
69 surfaceBuffer->DecStrongRef(surfaceBuffer.GetRefPtr());
70
71 MEDIA_LOG_DD("GetSptrRefCount:%{public}d", surfaceBuffer->GetSptrRefCount());
72 surfaceBuffer = nullptr;
73 return true;
74 }
75
GetMemoryType()76 MemoryType AVSurfaceAllocator::GetMemoryType()
77 {
78 return MemoryType::SURFACE_MEMORY;
79 }
80
AVSurfaceMemory()81 AVSurfaceMemory::AVSurfaceMemory() : isFirstFlag_(true) {}
82
~AVSurfaceMemory()83 AVSurfaceMemory::~AVSurfaceMemory()
84 {
85 if (base_ != nullptr) {
86 base_ = nullptr;
87 }
88 if (allocator_ != nullptr) {
89 bool ret = allocator_->Free(surfaceBuffer_.GetRefPtr());
90 FALSE_RETURN_MSG(ret, "Free memory failed, instance: 0x%{public}06" PRIXPTR, FAKE_POINTER(this));
91 }
92 surfaceBuffer_ = nullptr;
93 }
94
Init()95 Status AVSurfaceMemory::Init()
96 {
97 surfaceBuffer_ = sptr<SurfaceBuffer>(static_cast<SurfaceBuffer *>(allocator_->Alloc(0)));
98 FALSE_RETURN_V_MSG_E(surfaceBuffer_ != nullptr, Status::ERROR_NO_MEMORY, "surfaceBuffer_ alloc failed");
99 capacity_ = static_cast<int32_t>(surfaceBuffer_->GetSize());
100
101 return Status::OK;
102 }
103
Init(MessageParcel & parcel)104 Status AVSurfaceMemory::Init(MessageParcel &parcel)
105 {
106 (void)parcel.ReadUint64();
107 return InitSurfaceBuffer(parcel);
108 }
109
InitSurfaceBuffer(MessageParcel & parcel)110 Status AVSurfaceMemory::InitSurfaceBuffer(MessageParcel &parcel)
111 {
112 surfaceBuffer_ = SurfaceBuffer::Create();
113 FALSE_RETURN_V_MSG_E(surfaceBuffer_ != nullptr, Status::ERROR_NO_MEMORY, "No memory for new SurfaceBuffer!");
114
115 GSError ret = surfaceBuffer_->ReadFromMessageParcel(parcel);
116 FALSE_RETURN_V_MSG_E(ret == GSERROR_OK, Status::ERROR_INVALID_OPERATION, "Read message parcel failed! %{public}s",
117 GSErrorStr(ret).c_str());
118 capacity_ = static_cast<int32_t>(surfaceBuffer_->GetSize());
119 return Status::OK;
120 }
121
InitSurfaceBuffer(sptr<SurfaceBuffer> surfaceBuffer)122 Status AVSurfaceMemory::InitSurfaceBuffer(sptr<SurfaceBuffer> surfaceBuffer)
123 {
124 surfaceBuffer_ = surfaceBuffer;
125 capacity_ = static_cast<int32_t>(surfaceBuffer_->GetSize());
126 size_ = capacity_;
127 return Status::OK;
128 }
129
WriteToMessageParcel(MessageParcel & parcel)130 bool AVSurfaceMemory::WriteToMessageParcel(MessageParcel &parcel)
131 {
132 #ifdef MEDIA_OHOS
133 MessageParcel bufferParcel;
134 GSError gsRet = surfaceBuffer_->WriteToMessageParcel(bufferParcel);
135 FALSE_RETURN_V_MSG_E(gsRet == GSERROR_OK, false, "Write message parcel failed!, %{public}s",
136 GSErrorStr(gsRet).c_str());
137 size_t size = bufferParcel.GetDataSize();
138 return parcel.WriteUint64(static_cast<uint64_t>(size)) && parcel.Append(bufferParcel);
139 #else
140 return true;
141 #endif
142 }
143
ReadFromMessageParcel(MessageParcel & parcel)144 bool AVSurfaceMemory::ReadFromMessageParcel(MessageParcel &parcel)
145 {
146 #ifdef MEDIA_OHOS
147 uint64_t size = 0;
148 bool ret = parcel.ReadUint64(size);
149 parcel.SkipBytes(static_cast<size_t>(size));
150 return ret;
151 #else
152 return true;
153 #endif
154 }
155
GetAddr()156 uint8_t *AVSurfaceMemory::GetAddr()
157 {
158 if (isFirstFlag_) {
159 base_ = reinterpret_cast<uint8_t *>(surfaceBuffer_->GetVirAddr());
160 isFirstFlag_ = false;
161 }
162 return base_;
163 }
164
GetMemoryType()165 MemoryType AVSurfaceMemory::GetMemoryType()
166 {
167 return MemoryType::SURFACE_MEMORY;
168 }
169
GetFileDescriptor()170 int32_t AVSurfaceMemory::GetFileDescriptor()
171 {
172 return surfaceBuffer_->GetFileDescriptor();
173 }
174
GetSurfaceBuffer()175 sptr<SurfaceBuffer> AVSurfaceMemory::GetSurfaceBuffer()
176 {
177 return surfaceBuffer_;
178 }
179 } // namespace Media
180 } // namespace OHOS
181