1 /*
2 * Copyright (c) 2021-2021 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 #if !defined(OHOS_LITE) && defined(VIDEO_SUPPORT)
17
18 #define HST_LOG_TAG "SurfaceAllocator"
19
20 #include "common/surface_allocator.h"
21 #include "display_type.h"
22 #include "inner_api/common/log.h"
23 #include "sync_fence.h"
24
25 namespace {
26 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, LOG_DOMAIN_FOUNDATION, "SurfaceAllocator" };
27 }
28
29 namespace OHOS {
30 namespace Media {
31 namespace Plugins {
32 const std::unordered_map<VideoScaleType, ScalingMode> scaleTypeMap = {
33 { VideoScaleType::VIDEO_SCALE_TYPE_FIT, ScalingMode::SCALING_MODE_SCALE_TO_WINDOW },
34 { VideoScaleType::VIDEO_SCALE_TYPE_FIT_CROP, ScalingMode::SCALING_MODE_SCALE_CROP}
35 };
36
GetScaleType(VideoScaleType scaleType)37 OHOS::ScalingMode GetScaleType(VideoScaleType scaleType)
38 {
39 if (!scaleTypeMap.count(scaleType)) {
40 return OHOS::SCALING_MODE_SCALE_TO_WINDOW;
41 }
42 return scaleTypeMap.at(scaleType);
43 }
44
45 constexpr int32_t DEFAULT_SURFACE_WIDTH = 640;
46 constexpr int32_t DEFAULT_SURFACE_HEIGHT = 480;
47 constexpr int32_t DEFAULT_SURFACE_STRIDE_ALIGN = 8;
48
SurfaceAllocator(sptr<Surface> surface)49 SurfaceAllocator::SurfaceAllocator(sptr<Surface> surface)
50 : Allocator(MemoryType::SURFACE_MEMORY),
51 surface_(surface)
52 {
53 requestConfig_ = {
54 DEFAULT_SURFACE_WIDTH, DEFAULT_SURFACE_HEIGHT, DEFAULT_SURFACE_STRIDE_ALIGN,
55 PixelFormat::PIXEL_FMT_RGBA_8888, BUFFER_USAGE_CPU_READ | BUFFER_USAGE_CPU_WRITE | BUFFER_USAGE_MEM_DMA, 0};
56 }
57
AllocSurfaceBuffer()58 sptr<SurfaceBuffer> SurfaceAllocator::AllocSurfaceBuffer()
59 {
60 if (!surface_) {
61 MEDIA_LOG_E("surface is nullptr");
62 return nullptr;
63 }
64 MEDIA_LOG_DD("width: " PUBLIC_LOG_D32 ", height :" PUBLIC_LOG_D32 ", align: " PUBLIC_LOG_D32
65 ", format: " PUBLIC_LOG_D32 ", usage: " PUBLIC_LOG_U64 ", timeout: " PUBLIC_LOG_D32,
66 requestConfig_.width, requestConfig_.height, requestConfig_.strideAlignment, requestConfig_.format,
67 requestConfig_.usage, requestConfig_.timeout);
68 OHOS::sptr<OHOS::SurfaceBuffer> surfaceBuffer = nullptr;
69 int32_t releaseFence = -1;
70 auto ret = surface_->RequestBuffer(surfaceBuffer, releaseFence, requestConfig_);
71 if (ret != OHOS::SurfaceError::SURFACE_ERROR_OK || surfaceBuffer == nullptr) {
72 if (ret == OHOS::SurfaceError::SURFACE_ERROR_NO_BUFFER) {
73 MEDIA_LOG_DD("buffer queue is no more buffers");
74 } else {
75 MEDIA_LOG_E("surface RequestBuffer fail, ret: " PUBLIC_LOG_U64, static_cast<uint64_t>(ret));
76 }
77 return nullptr;
78 }
79 if (surfaceBuffer->Map() != OHOS::SurfaceError::SURFACE_ERROR_OK) {
80 MEDIA_LOG_E("surface buffer Map failed");
81 surface_->CancelBuffer(surfaceBuffer);
82 return nullptr;
83 }
84 sptr<SyncFence> autoFence = new(std::nothrow) SyncFence(releaseFence);
85 if (autoFence != nullptr) {
86 autoFence->Wait(100); // 100ms
87 }
88 surface_->SetScalingMode(surfaceBuffer->GetSeqNum(), scalingMode_);
89 if (ret != OHOS::SurfaceError::SURFACE_ERROR_OK) {
90 MEDIA_LOG_E("surface buffer set scaling mode failed");
91 surface_->CancelBuffer(surfaceBuffer);
92 return nullptr;
93 }
94 MEDIA_LOG_DD("request surface buffer success, releaseFence: " PUBLIC_LOG_D32, releaseFence);
95 return surfaceBuffer;
96 }
97
ReleaseSurfaceBuffer(sptr<SurfaceBuffer> & surfaceBuffer,bool needRender)98 void SurfaceAllocator::ReleaseSurfaceBuffer(sptr<SurfaceBuffer>& surfaceBuffer, bool needRender)
99 {
100 if (!needRender) {
101 auto ret = surface_->CancelBuffer(surfaceBuffer);
102 if (ret != OHOS::SurfaceError::SURFACE_ERROR_OK) {
103 MEDIA_LOG_E("surface CancelBuffer fail, ret: " PUBLIC_LOG_U64, static_cast<uint64_t>(ret));
104 }
105 }
106 surfaceBuffer = nullptr;
107 }
108
Alloc(size_t size)109 void* SurfaceAllocator::Alloc(size_t size)
110 {
111 return nullptr;
112 }
113
Free(void * ptr)114 void SurfaceAllocator::Free(void* ptr) // NOLINT: void*
115 {
116 (void)ptr;
117 }
118
Config(int32_t width,int32_t height,uint64_t usage,int32_t format,int32_t strideAlign,int32_t timeout)119 void SurfaceAllocator::Config(int32_t width, int32_t height, uint64_t usage, int32_t format, int32_t strideAlign,
120 int32_t timeout)
121 {
122 requestConfig_ = {
123 width, height, strideAlign, format, usage, timeout
124 };
125 }
126
SetScaleType(VideoScaleType videoScaleType)127 void SurfaceAllocator::SetScaleType(VideoScaleType videoScaleType)
128 {
129 scalingMode_ = GetScaleType(videoScaleType);
130 }
131
UpdateSurfaceBufferScaleMode(sptr<SurfaceBuffer> & surfaceBuffer)132 void SurfaceAllocator::UpdateSurfaceBufferScaleMode(sptr<SurfaceBuffer>& surfaceBuffer)
133 {
134 auto ret = surface_->SetScalingMode(surfaceBuffer->GetSeqNum(), scalingMode_);
135 if (ret != OHOS::SurfaceError::SURFACE_ERROR_OK) {
136 MEDIA_LOG_E("update surface buffer scaling mode fail, ret: " PUBLIC_LOG_U64, static_cast<uint64_t>(ret));
137 }
138 }
139 } // namespace Plugins
140 } // namespace Media
141 } // namespace OHOS
142 #endif