| /* |
| * Copyright (C) 2007 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. |
| */ |
| |
| #ifndef ANDROID_ISURFACE_H |
| #define ANDROID_ISURFACE_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <utils/Errors.h> |
| #include <utils/IInterface.h> |
| #include <utils/RefBase.h> |
| #include <ui/PixelFormat.h> |
| |
| #include <hardware/hardware.h> |
| |
| namespace android { |
| |
| typedef int32_t SurfaceID; |
| |
| class IMemoryHeap; |
| class OverlayRef; |
| |
| class ISurface : public IInterface |
| { |
| protected: |
| enum { |
| REGISTER_BUFFERS = IBinder::FIRST_CALL_TRANSACTION, |
| UNREGISTER_BUFFERS, |
| POST_BUFFER, // one-way transaction |
| CREATE_OVERLAY, |
| }; |
| |
| public: |
| DECLARE_META_INTERFACE(Surface); |
| |
| |
| class BufferHeap { |
| public: |
| enum { |
| /* rotate source image 90 degrees */ |
| ROT_90 = HAL_TRANSFORM_ROT_90, |
| }; |
| BufferHeap(); |
| |
| BufferHeap(uint32_t w, uint32_t h, |
| int32_t hor_stride, int32_t ver_stride, |
| PixelFormat format, const sp<IMemoryHeap>& heap); |
| |
| BufferHeap(uint32_t w, uint32_t h, |
| int32_t hor_stride, int32_t ver_stride, |
| PixelFormat format, uint32_t transform, uint32_t flags, |
| const sp<IMemoryHeap>& heap); |
| |
| ~BufferHeap(); |
| |
| uint32_t w; |
| uint32_t h; |
| int32_t hor_stride; |
| int32_t ver_stride; |
| PixelFormat format; |
| uint32_t transform; |
| uint32_t flags; |
| sp<IMemoryHeap> heap; |
| }; |
| |
| virtual status_t registerBuffers(const BufferHeap& buffers) = 0; |
| |
| virtual void postBuffer(ssize_t offset) = 0; // one-way |
| |
| virtual void unregisterBuffers() = 0; |
| |
| virtual sp<OverlayRef> createOverlay( |
| uint32_t w, uint32_t h, int32_t format) = 0; |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| |
| class BnSurface : public BnInterface<ISurface> |
| { |
| public: |
| virtual status_t onTransact( uint32_t code, |
| const Parcel& data, |
| Parcel* reply, |
| uint32_t flags = 0); |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| |
| }; // namespace android |
| |
| #endif // ANDROID_ISURFACE_H |