110 lines
3.2 KiB
Java
110 lines
3.2 KiB
Java
package org.schabi.newpipe.extractor.stream;
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import java.util.List;
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public final class Frameset {
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private List<String> urls;
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private int frameWidth;
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private int frameHeight;
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private int totalCount;
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private int durationPerFrame;
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private int framesPerPageX;
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private int framesPerPageY;
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public Frameset(List<String> urls, int frameWidth, int frameHeight, int totalCount, int durationPerFrame, int framesPerPageX, int framesPerPageY) {
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this.urls = urls;
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this.totalCount = totalCount;
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this.durationPerFrame = durationPerFrame;
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this.frameWidth = frameWidth;
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this.frameHeight = frameHeight;
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this.framesPerPageX = framesPerPageX;
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this.framesPerPageY = framesPerPageY;
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}
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/**
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* @return list of urls to images with frames
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*/
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public List<String> getUrls() {
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return urls;
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}
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/**
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* @return total count of frames
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*/
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public int getTotalCount() {
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return totalCount;
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}
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/**
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* @return maximum frames count by x
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*/
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public int getFramesPerPageX() {
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return framesPerPageX;
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}
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/**
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* @return maximum frames count by y
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*/
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public int getFramesPerPageY() {
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return framesPerPageY;
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}
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/**
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* @return width of a one frame, in pixels
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*/
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public int getFrameWidth() {
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return frameWidth;
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}
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/**
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* @return height of a one frame, in pixels
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*/
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public int getFrameHeight() {
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return frameHeight;
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}
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/**
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* @return duration per frame in milliseconds
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*/
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public int getDurationPerFrame() {
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return durationPerFrame;
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}
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/**
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* Returns the information for the frame at stream position.
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*
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* @param position Position in milliseconds
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* @return An <code>int</code>-array containing the bounds and URL where the indexes are specified as
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* followed:
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*
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* <ul>
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* <li><code>0</code>: Index of the URL</li>
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* <li><code>1</code>: Left bound</li>
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* <li><code>2</code>: Top bound</li>
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* <li><code>3</code>: Right bound</li>
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* <li><code>4</code>: Bottom bound</li>
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* </ul>
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*/
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public int[] getFrameBoundsAt(long position) {
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if (position < 0 || position > ((totalCount + 1) * durationPerFrame)) {
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// Return the first frame as fallback
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return new int[] { 0, 0, 0, frameWidth, frameHeight };
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}
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final int framesPerStoryboard = framesPerPageX * framesPerPageY;
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final int absoluteFrameNumber = Math.min((int) (position / durationPerFrame), totalCount);
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final int relativeFrameNumber = absoluteFrameNumber % framesPerStoryboard;
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final int rowIndex = Math.floorDiv(relativeFrameNumber, framesPerPageX);
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final int columnIndex = relativeFrameNumber % framesPerPageY;
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return new int[] {
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/* storyboardIndex */ Math.floorDiv(absoluteFrameNumber, framesPerStoryboard),
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/* left */ columnIndex * frameWidth,
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/* top */ rowIndex * frameHeight,
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/* right */ columnIndex * frameWidth + frameWidth,
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/* bottom */ rowIndex * frameHeight + frameHeight };
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}
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} |