boofcv.core.image.impl.ImplConvertMsToGray Maven / Gradle / Ivy
/*
* Copyright (c) 2011-2016, Peter Abeles. All Rights Reserved.
*
* This file is part of BoofCV (http://boofcv.org).
*
* 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.
*/
package boofcv.core.image.impl;
import boofcv.struct.image.*;
/**
* Low level implementations of different methods for converting {@link Planar} into
* {@link ImageGray}.
*
*
* - Average computes the average value of each pixel across the bands.
*
*
*
* DO NOT MODIFY: This class was automatically generated by {@link boofcv.core.image.impl.GenerateImplConvertMsToSingle}
*
*
* @author Peter Abeles
*/
public class ImplConvertMsToGray {
public static void average(Planar from , GrayU8 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayU8 band0 = from.getBand(0);
GrayU8 band1 = from.getBand(1);
GrayU8 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = band0.data[indexFrom]& 0xFF;
sum += band1.data[indexFrom]& 0xFF;
sum += band2.data[indexFrom]& 0xFF;
to.data[indexTo++] = (byte)(sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom]& 0xFF;
}
to.data[indexTo++] = (byte)(sum/numBands);
}
}
}
}
public static void average(Planar from , GrayS8 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayS8 band0 = from.getBand(0);
GrayS8 band1 = from.getBand(1);
GrayS8 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (byte)(sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (byte)(sum/numBands);
}
}
}
}
public static void average(Planar from , GrayU16 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayU16 band0 = from.getBand(0);
GrayU16 band1 = from.getBand(1);
GrayU16 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = band0.data[indexFrom]& 0xFFFF;
sum += band1.data[indexFrom]& 0xFFFF;
sum += band2.data[indexFrom]& 0xFFFF;
to.data[indexTo++] = (short)(sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom]& 0xFFFF;
}
to.data[indexTo++] = (short)(sum/numBands);
}
}
}
}
public static void average(Planar from , GrayS16 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayS16 band0 = from.getBand(0);
GrayS16 band1 = from.getBand(1);
GrayS16 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (short)(sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (short)(sum/numBands);
}
}
}
}
public static void average(Planar from , GrayS32 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayS32 band0 = from.getBand(0);
GrayS32 band1 = from.getBand(1);
GrayS32 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
int sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (sum/numBands);
}
}
}
}
public static void average(Planar from , GrayS64 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayS64 band0 = from.getBand(0);
GrayS64 band1 = from.getBand(1);
GrayS64 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
long sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
long sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (sum/numBands);
}
}
}
}
public static void average(Planar from , GrayF32 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayF32 band0 = from.getBand(0);
GrayF32 band1 = from.getBand(1);
GrayF32 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
float sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
float sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (sum/numBands);
}
}
}
}
public static void average(Planar from , GrayF64 to ) {
int numBands = from.getNumBands();
if( numBands == 1 ) {
to.setTo(from.getBand(0));
} else if( numBands == 3 ) {
GrayF64 band0 = from.getBand(0);
GrayF64 band1 = from.getBand(1);
GrayF64 band2 = from.getBand(2);
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
double sum = band0.data[indexFrom];
sum += band1.data[indexFrom];
sum += band2.data[indexFrom];
to.data[indexTo++] = (sum/3);
}
}
} else {
for (int y = 0; y < from.height; y++) {
int indexFrom = from.getIndex(0, y);
int indexTo = to.getIndex(0, y);
for (int x = 0; x < from.width; x++ , indexFrom++ ) {
double sum = 0;
for( int b = 0; b < numBands; b++ ) {
sum += from.bands[b].data[indexFrom];
}
to.data[indexTo++] = (sum/numBands);
}
}
}
}
}