Android Utililty Methods Camera Size Get

List of utility methods to do Camera Size Get

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Description

The list of methods to do Camera Size Get are organized into topic(s).

Method

SizegetOptimalPreviewSize(List sizes, int w, int h)
get Optimal Preview Size 
final double ASPECT_TOLERANCE = 0.1;
double targetRatio = (double) w / h;
if (sizes == null)
    return null;
Size optimalSize = null;
double minDiff = Double.MAX_VALUE;
int targetHeight = h;
for (Size size : sizes) {
...
SizegetOptimalPreviewSize(List supportedSizes, int w, int h)
Returns a Size object containing the dimensions for an optimal preview size for the current hardware. 
final double ASPECT_TOLERANCE = 0.05;
double targetRatio = (double) w / h;
if (supportedSizes == null)
    return null;
Size optimalSize = null;
double minDiff = Double.MAX_VALUE;
int targetHeight = h;
for (Size size : supportedSizes) {
...
Camera.SizegetOptimalPreviewSize(int displayOrientation, int width, int height, Camera.Parameters parameters)
get Optimal Preview Size 
double targetRatio = (double) width / height;
List<Camera.Size> sizes = parameters.getSupportedPreviewSizes();
Camera.Size optimalSize = null;
double minDiff = Double.MAX_VALUE;
int targetHeight = height;
if (displayOrientation == 90 || displayOrientation == 270) {
    targetRatio = (double) height / width;
for (Size size : sizes) {
    double ratio = (double) size.width / size.height;
    if (Math.abs(ratio - targetRatio) <= ASPECT_TOLERANCE) {
        if (Math.abs(size.height - targetHeight) < minDiff) {
            optimalSize = size;
            minDiff = Math.abs(size.height - targetHeight);
if (optimalSize == null) {
    minDiff = Double.MAX_VALUE;
    for (Size size : sizes) {
        if (Math.abs(size.height - targetHeight) < minDiff) {
            optimalSize = size;
            minDiff = Math.abs(size.height - targetHeight);
return (optimalSize);
Camera.SizegetBiggestPictureSize( Camera.Parameters parameters)
get Biggest Picture Size 
Camera.Size result = null;
for (Camera.Size size : parameters.getSupportedPictureSizes()) {
    if (result == null) {
        result = size;
    } else {
        int resultArea = result.width * result.height;
        int newArea = size.width * size.height;
        if (newArea > resultArea) {
...
StringtoString(Iterable areas)
to String 
if (areas == null) {
    return null;
StringBuilder result = new StringBuilder();
for (Camera.Area area : areas) {
    result.append(area.rect).append(':').append(area.weight)
            .append(' ');
return result.toString();
Camera.SizegetSmallestPictureSize( Camera.Parameters parameters)
get Smallest Picture Size 
Camera.Size result = null;
for (Camera.Size size : parameters.getSupportedPictureSizes()) {
    if (result == null) {
        result = size;
    } else {
        int resultArea = result.width * result.height;
        int newArea = size.width * size.height;
        if (newArea < resultArea) {
...
SizegetUsefulSize(List sizes, int w, int h, int type)
get Useful Size 
Size size;
switch (type) {
case SIZE:
    size = getSizeSIZE(sizes, w, h);
    break;
case RATIO:
    size = getSizeRATIO(sizes, w, h);
    break;
...