fix(core): camera tweaks load
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rhunk
@@ -19,94 +19,93 @@ import java.io.ByteArrayOutputStream
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import java.nio.ByteBuffer
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class CameraTweaks : Feature("Camera Tweaks") {
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private fun parseResolution(resolution: String): IntArray? {
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return runCatching { resolution.split("x").map { it.toInt() }.toIntArray() }.getOrNull()
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}
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@SuppressLint("MissingPermission", "DiscouragedApi")
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override fun init() {
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onNextActivityCreate {
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val config = context.config.camera
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val config = context.config.camera
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val frontCameraId = runCatching { context.androidContext.getSystemService(CameraManager::class.java).run {
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val frontCameraId by lazy {
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runCatching { context.androidContext.getSystemService(CameraManager::class.java).run {
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cameraIdList.firstOrNull { getCameraCharacteristics(it).get(CameraCharacteristics.LENS_FACING) == CameraCharacteristics.LENS_FACING_FRONT }
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} }.getOrNull()
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}
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if (config.disableCameras.get().isNotEmpty() && frontCameraId != null) {
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ContextWrapper::class.java.hook("checkPermission", HookStage.BEFORE) { param ->
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val permission = param.arg<String>(0)
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if (permission == Manifest.permission.CAMERA) {
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param.setResult(PackageManager.PERMISSION_GRANTED)
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}
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if (config.disableCameras.get().isNotEmpty() && frontCameraId != null) {
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ContextWrapper::class.java.hook("checkPermission", HookStage.BEFORE) { param ->
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val permission = param.arg<String>(0)
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if (permission == Manifest.permission.CAMERA) {
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param.setResult(PackageManager.PERMISSION_GRANTED)
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}
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}
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}
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var isLastCameraFront = false
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var isLastCameraFront = false
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CameraManager::class.java.hook("openCamera", HookStage.BEFORE) { param ->
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val cameraManager = param.thisObject() as? CameraManager ?: return@hook
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val cameraId = param.arg<String>(0)
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CameraManager::class.java.hook("openCamera", HookStage.BEFORE) { param ->
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val cameraManager = param.thisObject() as? CameraManager ?: return@hook
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val cameraId = param.arg<String>(0)
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val disabledCameras = config.disableCameras.get()
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if (disabledCameras.size >= 2) {
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param.setResult(null)
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return@hook
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}
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isLastCameraFront = cameraId == frontCameraId
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if (disabledCameras.size != 1) return@hook
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// trick to replace unwanted camera with another one
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if ((disabledCameras.contains("front") && isLastCameraFront) || (disabledCameras.contains("back") && !isLastCameraFront)) {
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param.setArg(0, cameraManager.cameraIdList.filterNot { it == cameraId }.firstOrNull() ?: return@hook)
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isLastCameraFront = !isLastCameraFront
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}
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}
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ImageReader::class.java.hook("newInstance", HookStage.BEFORE) { param ->
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val captureResolutionConfig = config.customResolution.getNullable()?.takeIf { it.isNotEmpty() }?.let { parseResolution(it) }
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?: (if (isLastCameraFront) config.overrideFrontResolution.getNullable() else config.overrideBackResolution.getNullable())?.let { parseResolution(it) } ?: return@hook
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param.setArg(0, captureResolutionConfig[0])
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param.setArg(1, captureResolutionConfig[1])
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}
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CameraCharacteristics::class.java.hook("get", HookStage.AFTER) { param ->
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val key = param.argNullable<Key<*>>(0) ?: return@hook
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if (key == CameraCharacteristics.LENS_FACING) {
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val disabledCameras = config.disableCameras.get()
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if (disabledCameras.size >= 2) {
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param.setResult(null)
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return@hook
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}
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isLastCameraFront = cameraId == frontCameraId
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if (disabledCameras.size != 1) return@hook
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// trick to replace unwanted camera with another one
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if ((disabledCameras.contains("front") && isLastCameraFront) || (disabledCameras.contains("back") && !isLastCameraFront)) {
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param.setArg(0, cameraManager.cameraIdList.filterNot { it == cameraId }.firstOrNull() ?: return@hook)
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isLastCameraFront = !isLastCameraFront
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//FIXME: unexpected behavior when app is resumed
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if (disabledCameras.size == 1) {
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val isFrontCamera = param.getResult() as? Int == CameraCharacteristics.LENS_FACING_FRONT
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if ((disabledCameras.contains("front") && isFrontCamera) || (disabledCameras.contains("back") && !isFrontCamera)) {
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param.setResult(if (isFrontCamera) CameraCharacteristics.LENS_FACING_BACK else CameraCharacteristics.LENS_FACING_FRONT)
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}
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}
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}
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ImageReader::class.java.hook("newInstance", HookStage.BEFORE) { param ->
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val captureResolutionConfig = config.customResolution.getNullable()?.takeIf { it.isNotEmpty() }?.let { parseResolution(it) }
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?: (if (isLastCameraFront) config.overrideFrontResolution.getNullable() else config.overrideBackResolution.getNullable())?.let { parseResolution(it) } ?: return@hook
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param.setArg(0, captureResolutionConfig[0])
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param.setArg(1, captureResolutionConfig[1])
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if (key == CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES) {
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val isFrontCamera = param.invokeOriginal(
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arrayOf(CameraCharacteristics.LENS_FACING)
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) == CameraCharacteristics.LENS_FACING_FRONT
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val customFrameRate = (if (isFrontCamera) config.frontCustomFrameRate.getNullable() else config.backCustomFrameRate.getNullable())?.toIntOrNull() ?: return@hook
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param.setResult(arrayOf(Range(customFrameRate, customFrameRate)))
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}
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}
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CameraCharacteristics::class.java.hook("get", HookStage.AFTER) { param ->
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val key = param.argNullable<Key<*>>(0) ?: return@hook
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if (key == CameraCharacteristics.LENS_FACING) {
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val disabledCameras = config.disableCameras.get()
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//FIXME: unexpected behavior when app is resumed
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if (disabledCameras.size == 1) {
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val isFrontCamera = param.getResult() as? Int == CameraCharacteristics.LENS_FACING_FRONT
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if ((disabledCameras.contains("front") && isFrontCamera) || (disabledCameras.contains("back") && !isFrontCamera)) {
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param.setResult(if (isFrontCamera) CameraCharacteristics.LENS_FACING_BACK else CameraCharacteristics.LENS_FACING_FRONT)
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}
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}
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if (config.blackPhotos.get()) {
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findClass("android.media.ImageReader\$SurfaceImage").hook("getPlanes", HookStage.AFTER) { param ->
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val image = param.thisObject() as? Image ?: return@hook
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val planes = param.getResult() as? Array<*> ?: return@hook
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val output = ByteArrayOutputStream()
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Bitmap.createBitmap(image.width, image.height, Bitmap.Config.ARGB_8888).apply {
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compress(Bitmap.CompressFormat.JPEG, 100, output)
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recycle()
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}
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if (key == CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES) {
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val isFrontCamera = param.invokeOriginal(
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arrayOf(CameraCharacteristics.LENS_FACING)
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) == CameraCharacteristics.LENS_FACING_FRONT
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val customFrameRate = (if (isFrontCamera) config.frontCustomFrameRate.getNullable() else config.backCustomFrameRate.getNullable())?.toIntOrNull() ?: return@hook
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param.setResult(arrayOf(Range(customFrameRate, customFrameRate)))
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}
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}
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if (config.blackPhotos.get()) {
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findClass("android.media.ImageReader\$SurfaceImage").hook("getPlanes", HookStage.AFTER) { param ->
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val image = param.thisObject() as? Image ?: return@hook
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val planes = param.getResult() as? Array<*> ?: return@hook
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val output = ByteArrayOutputStream()
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Bitmap.createBitmap(image.width, image.height, Bitmap.Config.ARGB_8888).apply {
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compress(Bitmap.CompressFormat.JPEG, 100, output)
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recycle()
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}
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planes.filterNotNull().forEach { plane ->
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plane.setObjectField("mBuffer", ByteBuffer.wrap(output.toByteArray()))
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}
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planes.filterNotNull().forEach { plane ->
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plane.setObjectField("mBuffer", ByteBuffer.wrap(output.toByteArray()))
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}
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}
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}
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