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Simple-Camera
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make sure a proper photo section is captured at zooming in

This commit is contained in:
tibbi 2018-06-01 16:40:02 +02:00
parent f26cc4c2f0
commit 1708bf562a
1 changed files with 14 additions and 7 deletions
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21
app/src/main/kotlin/com/simplemobiletools/camera/views/PreviewCameraTwo.kt
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@ -61,6 +61,7 @@ class PreviewCameraTwo : ViewGroup, TextureView.SurfaceTextureListener, MyPrevie
private val mCameraToPreviewMatrix = Matrix()
private val mPreviewToCameraMatrix = Matrix()
private val mCameraOpenCloseLock = Semaphore(1)
private var mZoomRect = Rect()
constructor(context: Context) : super(context)
@ -173,8 +174,8 @@ class PreviewCameraTwo : ViewGroup, TextureView.SurfaceTextureListener, MyPrevie
var cropHeight = (diffHeight / 100 * mZoomLevel).toInt()
cropWidth -= cropWidth and 3
cropHeight -= cropHeight and 3
val zoom = Rect(cropWidth, cropHeight, sensorRect.width() - cropWidth, sensorRect.height() - cropHeight)
mPreviewRequestBuilder!!.set(CaptureRequest.SCALER_CROP_REGION, zoom)
mZoomRect = Rect(cropWidth, cropHeight, sensorRect.width() - cropWidth, sensorRect.height() - cropHeight)
mPreviewRequestBuilder!!.set(CaptureRequest.SCALER_CROP_REGION, mZoomRect)
mCaptureSession!!.setRepeatingRequest(mPreviewRequestBuilder!!.build(), mCaptureCallback, mBackgroundHandler)
}
mZoomFingerSpacing = currentFingerSpacing
@ -391,6 +392,7 @@ class PreviewCameraTwo : ViewGroup, TextureView.SurfaceTextureListener, MyPrevie
addTarget(mImageReader!!.surface)
set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE)
set(CaptureRequest.JPEG_ORIENTATION, mSensorOrientation)
set(CaptureRequest.SCALER_CROP_REGION, mZoomRect)
}
val captureCallback = object : CameraCaptureSession.CaptureCallback() {
@ -526,19 +528,24 @@ class PreviewCameraTwo : ViewGroup, TextureView.SurfaceTextureListener, MyPrevie
private fun lockFocus() {
try {
mPreviewRequestBuilder!!.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START)
mCameraState = STATE_WAITING_LOCK
mCaptureSession!!.capture(mPreviewRequestBuilder!!.build(), mCaptureCallback, mBackgroundHandler)
mPreviewRequestBuilder!!.apply {
set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START)
set(CaptureRequest.SCALER_CROP_REGION, mZoomRect)
mCaptureSession!!.capture(build(), mCaptureCallback, mBackgroundHandler)
}
} catch (e: CameraAccessException) {
}
}
private fun unlockFocus() {
try {
mPreviewRequestBuilder!!.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_CANCEL)
mPreviewRequestBuilder!!.set(CaptureRequest.FLASH_MODE, getFlashlightMode(mFlashlightState))
mCaptureSession!!.capture(mPreviewRequestBuilder!!.build(), mCaptureCallback, mBackgroundHandler)
mCameraState = STATE_PREVIEW
mPreviewRequestBuilder!!.apply {
set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_CANCEL)
set(CaptureRequest.FLASH_MODE, getFlashlightMode(mFlashlightState))
mCaptureSession!!.capture(build(), mCaptureCallback, mBackgroundHandler)
}
mCaptureSession!!.setRepeatingRequest(mPreviewRequest, mCaptureCallback, mBackgroundHandler)
} catch (e: CameraAccessException) {
}