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Automated import from //branches/donutburger/...@141782,141782

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This commit is contained in:
Niko Catania
2009-03-24 20:53:55 -07:00
committed by The Android Open Source Project
parent 9b16598f70
commit b059eb3587
3 changed files with 47 additions and 6 deletions
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2
camera/libcameraservice/CameraHardwareStub.cpp
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@@ -314,7 +314,7 @@ status_t CameraHardwareStub::dump(int fd, const Vector<String16>& args) const
String8 result;
AutoMutex lock(&mLock);
if (mFakeCamera != 0) {
mFakeCamera->dump(fd, args);
mFakeCamera->dump(fd);
mParameters.dump(fd, args);
snprintf(buffer, 255, " preview frame(%d), size (%d), running(%s)\n", mCurrentPreviewFrame, mPreviewFrameSize, mPreviewRunning?"true": "false");
result.append(buffer);

30
camera/libcameraservice/FakeCamera.cpp
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@@ -1,12 +1,39 @@
/*
**
** Copyright 2008, 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 LOG_TAG "FakeCamera"
#include <utils/Log.h>
#include <string.h>
#include <stdlib.h>
#include <utils/String8.h>
#include "FakeCamera.h"
namespace android {
// TODO: All this rgb to yuv should probably be in a util class.
// TODO: I think something is wrong in this class because the shadow is kBlue
// and the square color should alternate between kRed and kGreen. However on the
// emulator screen these are all shades of gray. Y seems ok but the U and V are
// probably not.
static int tables_initialized = 0;
uint8_t *gYTable, *gCbTable, *gCrTable;
@@ -389,7 +416,7 @@ void FakeCamera::drawCheckerboard(uint16_t *dst, int size)
}
status_t FakeCamera::dump(int fd, const Vector<String16>& args)
void FakeCamera::dump(int fd) const
{
const size_t SIZE = 256;
char buffer[SIZE];
@@ -397,7 +424,6 @@ status_t FakeCamera::dump(int fd, const Vector<String16>& args)
snprintf(buffer, 255, " width x height (%d x %d), counter (%d), check x-y coordinate(%d, %d)\n", mWidth, mHeight, mCounter, mCheckX, mCheckY);
result.append(buffer);
::write(fd, result.string(), result.size());
return NO_ERROR;
}

21
camera/libcameraservice/FakeCamera.h
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@@ -18,21 +18,36 @@
#ifndef ANDROID_HARDWARE_FAKECAMERA_H
#define ANDROID_HARDWARE_FAKECAMERA_H
#include <ui/CameraHardwareInterface.h>
#include <sys/types.h>
namespace android {
/*
* FakeCamera is used in the CameraHardwareStub to provide a fake video feed
* when the system does not have a camera in hardware.
* The fake video is a moving black and white checkerboard background with a
* bouncing gray square in the foreground.
* This class is not thread-safe.
*
* TODO: Since the major methods provides a raw/uncompressed video feed, rename
* this class to RawVideoSource.
*/
class FakeCamera {
public:
FakeCamera(int width, int height);
~FakeCamera();
void setSize(int width, int height);
void getNextFrameAsRgb565(uint16_t *buffer);
void getNextFrameAsYuv422(uint8_t *buffer);
status_t dump(int fd, const Vector<String16>& args);
// Write to the fd a string representing the current state.
void dump(int fd) const;
private:
// TODO: remove the uint16_t buffer param everywhere since it is a field of
// this class.
void getNextFrameAsRgb565(uint16_t *buffer);
void drawSquare(uint16_t *buffer, int x, int y, int size, int color, int shadow);
void drawCheckerboard(uint16_t *buffer, int size);