ISurface.cpp revision 000479f9e325b4e426a67033abd92d47da412725
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 171473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian#define LOG_TAG "ISurface" 181473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdint.h> 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/types.h> 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 230795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/Parcel.h> 240795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IMemory.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <ui/Overlay.h> 276950e428feaccc8164b989ef64e771a99948797aMathias Agopian#include <ui/GraphicBuffer.h> 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29000479f9e325b4e426a67033abd92d47da412725Mathias Agopian#include <surfaceflinger/Surface.h> 30000479f9e325b4e426a67033abd92d47da412725Mathias Agopian#include <surfaceflinger/ISurface.h> 31000479f9e325b4e426a67033abd92d47da412725Mathias Agopian 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 341473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian// ---------------------------------------------------------------------- 351473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectISurface::BufferHeap::BufferHeap() 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : w(0), h(0), hor_stride(0), ver_stride(0), format(0), 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project transform(0), flags(0) 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectISurface::BufferHeap::BufferHeap(uint32_t w, uint32_t h, 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t hor_stride, int32_t ver_stride, 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PixelFormat format, const sp<IMemoryHeap>& heap) 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : w(w), h(h), hor_stride(hor_stride), ver_stride(ver_stride), 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project format(format), transform(0), flags(0), heap(heap) 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectISurface::BufferHeap::BufferHeap(uint32_t w, uint32_t h, 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t hor_stride, int32_t ver_stride, 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PixelFormat format, uint32_t transform, uint32_t flags, 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const sp<IMemoryHeap>& heap) 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : w(w), h(h), hor_stride(hor_stride), ver_stride(ver_stride), 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project format(format), transform(transform), flags(flags), heap(heap) 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectISurface::BufferHeap::~BufferHeap() 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 641473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian// ---------------------------------------------------------------------- 651473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectclass BpSurface : public BpInterface<ISurface> 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project BpSurface(const sp<IBinder>& impl) 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : BpInterface<ISurface>(impl) 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 746950e428feaccc8164b989ef64e771a99948797aMathias Agopian virtual sp<GraphicBuffer> requestBuffer(int bufferIdx, int usage) 751473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian { 761473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian Parcel data, reply; 771473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 789779b221e999583ff89e0dfc40e56398737adbb3Mathias Agopian data.writeInt32(bufferIdx); 795cec4742b3a1d7448bd32ae57cb4cf70b484c64cMathias Agopian data.writeInt32(usage); 809779b221e999583ff89e0dfc40e56398737adbb3Mathias Agopian remote()->transact(REQUEST_BUFFER, data, &reply); 816950e428feaccc8164b989ef64e771a99948797aMathias Agopian sp<GraphicBuffer> buffer = new GraphicBuffer(reply); 821473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian return buffer; 831473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian } 841473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual status_t registerBuffers(const BufferHeap& buffers) 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.w); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.h); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.hor_stride); 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.ver_stride); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.format); 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.transform); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(buffers.flags); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeStrongBinder(buffers.heap->asBinder()); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(REGISTER_BUFFERS, data, &reply); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project status_t result = reply.readInt32(); 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void postBuffer(ssize_t offset) 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(offset); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(POST_BUFFER, data, &reply, IBinder::FLAG_ONEWAY); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual void unregisterBuffers() 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(UNREGISTER_BUFFERS, data, &reply); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual sp<OverlayRef> createOverlay( 118e1ceec234c618729cc7bd35fecb11744b52c1cc8Chih-Chung Chang uint32_t w, uint32_t h, int32_t format, int32_t orientation) 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(w); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(h); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(format); 125e1ceec234c618729cc7bd35fecb11744b52c1cc8Chih-Chung Chang data.writeInt32(orientation); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(CREATE_OVERLAY, data, &reply); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return OverlayRef::readFromParcel(reply); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectIMPLEMENT_META_INTERFACE(Surface, "android.ui.ISurface"); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------- 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatus_t BnSurface::onTransact( 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(code) { 1399779b221e999583ff89e0dfc40e56398737adbb3Mathias Agopian case REQUEST_BUFFER: { 1401473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian CHECK_INTERFACE(ISurface, data, reply); 1419779b221e999583ff89e0dfc40e56398737adbb3Mathias Agopian int bufferIdx = data.readInt32(); 1425cec4742b3a1d7448bd32ae57cb4cf70b484c64cMathias Agopian int usage = data.readInt32(); 1436950e428feaccc8164b989ef64e771a99948797aMathias Agopian sp<GraphicBuffer> buffer(requestBuffer(bufferIdx, usage)); 1446950e428feaccc8164b989ef64e771a99948797aMathias Agopian return GraphicBuffer::writeToParcel(reply, buffer.get()); 1451473f46cbc82aa6f0ba744cc896a36923823d55bMathias Agopian } 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case REGISTER_BUFFERS: { 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(ISurface, data, reply); 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project BufferHeap buffer; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.w = data.readInt32(); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.h = data.readInt32(); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.hor_stride = data.readInt32(); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.ver_stride= data.readInt32(); 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.format = data.readInt32(); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.transform = data.readInt32(); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.flags = data.readInt32(); 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.heap = interface_cast<IMemoryHeap>(data.readStrongBinder()); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project status_t err = registerBuffers(buffer); 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project reply->writeInt32(err); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case UNREGISTER_BUFFERS: { 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(ISurface, data, reply); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project unregisterBuffers(); 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case POST_BUFFER: { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(ISurface, data, reply); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ssize_t offset = data.readInt32(); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project postBuffer(offset); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case CREATE_OVERLAY: { 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(ISurface, data, reply); 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w = data.readInt32(); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h = data.readInt32(); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int f = data.readInt32(); 177e1ceec234c618729cc7bd35fecb11744b52c1cc8Chih-Chung Chang int orientation = data.readInt32(); 178e1ceec234c618729cc7bd35fecb11744b52c1cc8Chih-Chung Chang sp<OverlayRef> o = createOverlay(w, h, f, orientation); 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return OverlayRef::writeToParcel(reply, o); 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return BBinder::onTransact(code, data, reply, flags); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 187