Android/scrcpy
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Extract video size computation

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One method, one thing.
This commit is contained in:
Romain Vimont 2018-08-07 22:03:47 +02:00
parent 8793c104ee
commit 820cd2bb54
1 changed files with 12 additions and 8 deletions
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20
server/src/main/java/com/genymobile/scrcpy/Device.java
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@ -40,18 +40,23 @@ public final class Device {
return screenInfo;
}
@SuppressWarnings("checkstyle:MagicNumber")
private ScreenInfo computeScreenInfo(int maxSize) {
DisplayInfo displayInfo = serviceManager.getDisplayManager().getDisplayInfo();
boolean rotated = (displayInfo.getRotation() & 1) != 0;
Size deviceSize = displayInfo.getSize();
Size videoSize = computeVideoSize(deviceSize, maxSize);
return new ScreenInfo(deviceSize, videoSize, rotated);
}
@SuppressWarnings("checkstyle:MagicNumber")
private static Size computeVideoSize(Size inputSize, int maxSize) {
// Compute the video size and the padding of the content inside this video.
// Principle:
// - scale down the great side of the screen to maxSize (if necessary);
// - scale down the other side so that the aspect ratio is preserved;
// - round this value to the nearest multiple of 8 (H.264 only accepts multiples of 8)
DisplayInfo displayInfo = serviceManager.getDisplayManager().getDisplayInfo();
boolean rotated = (displayInfo.getRotation() & 1) != 0;
Size deviceSize = displayInfo.getSize();
int w = deviceSize.getWidth() & ~7; // in case it's not a multiple of 8
int h = deviceSize.getHeight() & ~7;
int w = inputSize.getWidth() & ~7; // in case it's not a multiple of 8
int h = inputSize.getHeight() & ~7;
if (maxSize > 0) {
if (BuildConfig.DEBUG && maxSize % 8 != 0) {
throw new AssertionError("Max size must be a multiple of 8");
@ -68,8 +73,7 @@ public final class Device {
w = portrait ? minor : major;
h = portrait ? major : minor;
}
Size videoSize = new Size(w, h);
return new ScreenInfo(deviceSize, videoSize, rotated);
return new Size(w, h);
}
public Point getPhysicalPoint(Position position) {