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/*
* Copyright (C) 2010 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.
*/
#include <unistd.h>
#include <fcntl.h>
#include <utils/Log.h>
#include <binder/IPCThreadState.h>
#include <binder/ProcessState.h>
#include <binder/IServiceManager.h>
#include <binder/IMemory.h>
#include <surfaceflinger/ISurfaceComposer.h>
using namespace android;
int main(int argc, char** argv)
{
const String16 name("SurfaceFlinger");
sp<ISurfaceComposer> composer;
if (getService(name, &composer) != NO_ERROR)
return 0;
sp<IMemoryHeap> heap;
uint32_t w, h;
PixelFormat f;
status_t err = composer->captureScreen(0, &heap, &w, &h, &f);
if (err != NO_ERROR)
return 0;
uint8_t* base = (uint8_t*)heap->getBase();
int fd = dup(STDOUT_FILENO);
write(fd, &w, 4);
write(fd, &h, 4);
write(fd, &f, 4);
write(fd, base, w*h*4);
close(fd);
return 0;
}
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