| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| #define LOG_TAG "hwc-drm-utils" |
| |
| #include <log/log.h> |
| #include <ui/Gralloc.h> |
| #include <ui/GraphicBufferMapper.h> |
| |
| #include "bufferinfo/BufferInfoGetter.h" |
| #include "drm/DrmFbImporter.h" |
| #include "drmhwcomposer.h" |
| |
| #define UNUSED(x) (void)(x) |
| |
| namespace android { |
| |
| int DrmHwcLayer::ImportBuffer(DrmDevice *drmDevice) { |
| buffer_info = hwc_drm_bo_t{}; |
| |
| int ret = BufferInfoGetter::GetInstance()->ConvertBoInfo(sf_handle, |
| &buffer_info); |
| if (ret) { |
| ALOGE("Failed to convert buffer info %d", ret); |
| return ret; |
| } |
| |
| FbIdHandle = drmDevice->GetDrmFbImporter().GetOrCreateFbId(&buffer_info); |
| if (!FbIdHandle) { |
| ALOGE("Failed to import buffer"); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| void DrmHwcLayer::SetTransform(int32_t sf_transform) { |
| transform = 0; |
| // 270* and 180* cannot be combined with flips. More specifically, they |
| // already contain both horizontal and vertical flips, so those fields are |
| // redundant in this case. 90* rotation can be combined with either horizontal |
| // flip or vertical flip, so treat it differently |
| if (sf_transform == HWC_TRANSFORM_ROT_270) { |
| transform = DrmHwcTransform::kRotate270; |
| } else if (sf_transform == HWC_TRANSFORM_ROT_180) { |
| transform = DrmHwcTransform::kRotate180; |
| } else { |
| if (sf_transform & HWC_TRANSFORM_FLIP_H) |
| transform |= DrmHwcTransform::kFlipH; |
| if (sf_transform & HWC_TRANSFORM_FLIP_V) |
| transform |= DrmHwcTransform::kFlipV; |
| if (sf_transform & HWC_TRANSFORM_ROT_90) |
| transform |= DrmHwcTransform::kRotate90; |
| } |
| } |
| } // namespace android |