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get orientation change from WindowManager for android

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This commit is contained in:
Loewy
2025-12-11 11:48:03 -08:00
parent f055119735
commit 3d4221fdde
2 changed files with 35 additions and 1 deletions
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14
package/android/src/main/java/com/mrousavy/camera/core/CameraSession.kt
View File

@@ -15,6 +15,7 @@ import android.util.Log
import android.util.Size
import android.view.Surface
import android.view.SurfaceHolder
import android.view.WindowManager
import androidx.core.content.ContextCompat
import com.google.mlkit.vision.barcode.common.Barcode
import com.mrousavy.camera.core.capture.RepeatingCaptureRequest
@@ -425,6 +426,19 @@ class CameraSession(private val context: Context, private val cameraManager: Cam
val fps = configuration?.fps ?: 30
// Get actual device rotation from WindowManager instead of relying on
// the orientation prop from React, which may not update on Android when
// rotating between landscape-left and landscape-right.
val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
val deviceRotation = windowManager.defaultDisplay.rotation
val actualOrientation = when (deviceRotation) {
Surface.ROTATION_0 -> Orientation.PORTRAIT
Surface.ROTATION_90 -> Orientation.LANDSCAPE_LEFT
Surface.ROTATION_180 -> Orientation.PORTRAIT_UPSIDE_DOWN
Surface.ROTATION_270 -> Orientation.LANDSCAPE_RIGHT
else -> Orientation.PORTRAIT
}
val recording = RecordingSession(
context,
cameraId,

22
package/android/src/main/java/com/mrousavy/camera/core/PreviewView.kt
View File

@@ -9,8 +9,10 @@ import android.os.Looper
import android.util.Log
import android.util.Size
import android.view.PixelCopy
import android.view.Surface
import android.view.SurfaceHolder
import android.view.SurfaceView
import android.view.WindowManager
import com.facebook.react.bridge.UiThreadUtil
import com.mrousavy.camera.extensions.resize
import com.mrousavy.camera.extensions.rotatedBy
@@ -150,6 +152,8 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
val width = frame.width()
val height = frame.height()
// Create bitmap matching surface frame dimensions for PixelCopy
// The original code swapped dimensions assuming landscape input - keep that for consistency
val bitmap = Bitmap.createBitmap(height, width, Bitmap.Config.ARGB_8888)
// Use a coroutine to suspend until the PixelCopy request is complete
@@ -159,7 +163,23 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
bitmap,
{ copyResult ->
if (copyResult == PixelCopy.SUCCESS) {
continuation.resume(rotateBitmap90CounterClockwise(bitmap))
// Get actual device rotation from WindowManager instead of relying on
// the orientation prop, which may not update on Android when rotating
// between landscape-left and landscape-right.
val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
val deviceRotation = windowManager.defaultDisplay.rotation
val actualOrientation = when (deviceRotation) {
Surface.ROTATION_0 -> Orientation.PORTRAIT
Surface.ROTATION_90 -> Orientation.LANDSCAPE_LEFT
Surface.ROTATION_180 -> Orientation.PORTRAIT_UPSIDE_DOWN
Surface.ROTATION_270 -> Orientation.LANDSCAPE_RIGHT
else -> Orientation.PORTRAIT
}
Log.i(TAG, "getBitmap: orientation prop = $orientation, deviceRotation = $deviceRotation, actualOrientation = $actualOrientation")
continuation.resume(bitmap.transformBitmap(actualOrientation))
} else {
continuation.resumeWithException(
RuntimeException("PixelCopy failed with error code $copyResult")