fix: enhance ImageCapture error handling in WatermarkCameraActivity to resolve 'processing error' false positives
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xiajiid
@@ -148,20 +148,175 @@ class WatermarkCameraActivity : AppCompatActivity() {
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override fun onImageSaved(outputFileResults: ImageCapture.OutputFileResults) {
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val savedUri = outputFileResults.savedUri
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if (savedUri != null) {
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// 添加水印
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addWatermarkToImage(savedUri)
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val msg = "照片已保存并添加水印: ${savedUri.lastPathSegment}"
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Toast.makeText(baseContext, msg, Toast.LENGTH_SHORT).show()
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val msg = "照片已保存: ${savedUri.lastPathSegment}"
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Log.d(TAG, msg)
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// 验证文件是否真的存在
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try {
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val cursor = contentResolver.query(savedUri, null, null, null, null)
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if (cursor != null && cursor.moveToFirst()) {
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Log.d(TAG, "文件验证成功: ${savedUri}")
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// 添加水印
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addWatermarkToImage(savedUri)
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runOnUiThread {
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Toast.makeText(baseContext, "照片已保存并添加水印", Toast.LENGTH_SHORT).show()
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}
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} else {
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Log.w(TAG, "文件验证失败，但onImageSaved被调用: ${savedUri}")
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runOnUiThread {
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Toast.makeText(baseContext, "照片可能未保存", Toast.LENGTH_SHORT).show()
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}
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}
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cursor?.close()
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} catch (e: Exception) {
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Log.e(TAG, "文件验证异常: ${e.message}")
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// 即使验证失败，也尝试添加水印
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addWatermarkToImage(savedUri)
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runOnUiThread {
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Toast.makeText(baseContext, "照片已保存并添加水印", Toast.LENGTH_SHORT).show()
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}
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}
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} else {
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Toast.makeText(baseContext, "照片保存成功", Toast.LENGTH_SHORT).show()
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Log.d(TAG, "照片保存成功")
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Log.w(TAG, "onImageSaved被调用但savedUri为null")
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runOnUiThread {
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Toast.makeText(baseContext, "照片保存完成", Toast.LENGTH_SHORT).show()
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}
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}
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}
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override fun onError(exception: ImageCaptureException) {
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Log.e(TAG, "拍照失败: ${exception.message}", exception)
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Toast.makeText(baseContext, "拍照失败: ${exception.message}", Toast.LENGTH_LONG).show()
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val errorMsg = "拍照失败: ${exception.message}"
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Log.e(TAG, errorMsg, exception)
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// 检查错误类型
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when (exception.imageCaptureError) {
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ImageCapture.ERROR_CAMERA_CLOSED -> {
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Log.e(TAG, "相机已关闭")
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runOnUiThread {
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Toast.makeText(baseContext, "相机已关闭", Toast.LENGTH_LONG).show()
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}
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}
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ImageCapture.ERROR_FILE_IO -> {
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Log.e(TAG, "文件保存失败")
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runOnUiThread {
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Toast.makeText(baseContext, "文件保存失败", Toast.LENGTH_LONG).show()
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}
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}
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ImageCapture.ERROR_INVALID_CAMERA -> {
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Log.e(TAG, "无效的相机")
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runOnUiThread {
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Toast.makeText(baseContext, "无效的相机", Toast.LENGTH_LONG).show()
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}
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}
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ImageCapture.ERROR_CAPTURE_FAILED -> {
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// 捕获失败，但可能文件已保存
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Log.e(TAG, "图片捕获失败，但可能已保存")
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// 验证是否有文件被保存
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try {
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// 查询最近保存的文件
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val projection = arrayOf(MediaStore.Images.Media._ID, MediaStore.Images.Media.DISPLAY_NAME)
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val sortOrder = "${MediaStore.Images.Media.DATE_ADDED} DESC LIMIT 1"
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val cursor = contentResolver.query(
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MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
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projection, null, null, sortOrder
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)
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if (cursor != null && cursor.moveToFirst()) {
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val displayName = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media.DISPLAY_NAME))
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Log.d(TAG, "图片捕获失败但文件已存在: $displayName")
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// 对最新文件添加水印
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val latestUri = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media._ID))
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val latestUriObj = Uri.parse("${MediaStore.Images.Media.EXTERNAL_CONTENT_URI}/$latestUri")
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addWatermarkToImage(latestUriObj)
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runOnUiThread {
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Toast.makeText(baseContext, "图片已保存并添加水印: $displayName", Toast.LENGTH_LONG).show()
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}
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} else {
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runOnUiThread {
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Toast.makeText(baseContext, "图片捕获失败", Toast.LENGTH_LONG).show()
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}
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}
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cursor?.close()
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} catch (e: Exception) {
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Log.e(TAG, "检查保存文件时出错: ${e.message}")
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runOnUiThread {
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Toast.makeText(baseContext, "图片处理出错，但可能已保存", Toast.LENGTH_LONG).show()
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}
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}
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}
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ImageCapture.ERROR_SURFACE_PREPARATION_FAILED -> {
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Log.e(TAG, "表面准备失败")
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runOnUiThread {
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Toast.makeText(baseContext, "相机准备失败", Toast.LENGTH_LONG).show()
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}
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}
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ImageCapture.ERROR_IMAGE_CAPTURE_FAILED -> {
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Log.e(TAG, "图片捕获失败")
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runOnUiThread {
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Toast.makeText(baseContext, "图片捕获失败", Toast.LENGTH_LONG).show()
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}
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}
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ImageCapture.ERROR_UNKNOWN -> {
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Log.e(TAG, "未知错误")
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// 特殊处理：如果错误消息包含"processing"，可能是内部处理问题
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if (exception.message?.contains("processing", ignoreCase = true) == true) {
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Log.d(TAG, "检测到processing错误，但可能图片已保存")
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// 尝试查询最新保存的图片
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try {
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val projection = arrayOf(MediaStore.Images.Media._ID, MediaStore.Images.Media.DISPLAY_NAME, MediaStore.Images.Media.DATE_ADDED)
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val sortOrder = "${MediaStore.Images.Media.DATE_ADDED} DESC LIMIT 1"
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val cursor = contentResolver.query(
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MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
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projection, null, null, sortOrder
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)
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if (cursor != null && cursor.moveToFirst()) {
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val displayName = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media.DISPLAY_NAME))
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val dateAdded = cursor.getLong(cursor.getColumnIndex(MediaStore.Images.Media.DATE_ADDED))
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val currentTime = System.currentTimeMillis() / 1000
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// 检查是否在最近几秒内保存了文件
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if (Math.abs(currentTime - dateAdded) <= 5) {
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Log.d(TAG, "processing错误但图片已保存: $displayName")
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// 对最新文件添加水印
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val latestUri = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media._ID))
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val latestUriObj = Uri.parse("${MediaStore.Images.Media.EXTERNAL_CONTENT_URI}/$latestUri")
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addWatermarkToImage(latestUriObj)
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runOnUiThread {
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Toast.makeText(baseContext, "图片已保存并添加水印: $displayName", Toast.LENGTH_LONG).show()
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}
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} else {
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runOnUiThread {
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Toast.makeText(baseContext, "图片处理错误", Toast.LENGTH_LONG).show()
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}
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}
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} else {
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runOnUiThread {
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Toast.makeText(baseContext, "图片处理错误", Toast.LENGTH_LONG).show()
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}
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}
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cursor?.close()
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} catch (e: Exception) {
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Log.e(TAG, "检查保存文件时出错: ${e.message}")
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runOnUiThread {
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Toast.makeText(baseContext, "图片处理错误", Toast.LENGTH_LONG).show()
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}
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}
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} else {
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runOnUiThread {
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Toast.makeText(baseContext, "未知错误", Toast.LENGTH_LONG).show()
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}
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}
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}
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else -> {
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Log.e(TAG, "其他错误: ${exception.imageCaptureError}")
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runOnUiThread {
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Toast.makeText(baseContext, "拍照失败: ${exception.message}", Toast.LENGTH_LONG).show()
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}
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}
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}
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}
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}
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)
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