解决安卓端广角无法读取问题

android/app/src/main/kotlin/com/run/sportsx/recording/RecordingCameraController.kt

@@ -3,8 +3,13 @@ package com.run.sportsx.recording
 import android.content.Context
 import android.hardware.camera2.CameraCharacteristics
 import android.hardware.camera2.CameraManager
+import android.hardware.camera2.CaptureRequest
+import android.os.Build
 import android.util.Log
+import androidx.camera.camera2.interop.Camera2CameraControl
 import androidx.camera.camera2.interop.Camera2CameraInfo
+import androidx.camera.camera2.interop.CaptureRequestOptions
+import androidx.camera.camera2.interop.ExperimentalCamera2Interop
 import androidx.camera.core.Camera
 import androidx.camera.core.CameraSelector
 import androidx.camera.core.Preview
@@ -18,8 +23,9 @@ import androidx.camera.video.VideoRecordEvent
 import androidx.camera.view.PreviewView
 import androidx.core.content.ContextCompat
 import androidx.lifecycle.LifecycleOwner
-import kotlin.math.atan
 import java.util.concurrent.Executor
+import kotlin.math.atan
+import kotlin.math.round
 
 class RecordingCameraController(
         private val appContext: Context,
@@ -225,15 +231,18 @@ class RecordingCameraController(
 
     fun zoomCapabilitiesMap(): Map<String, Any> {
         val zoomState = camera?.cameraInfo?.zoomState?.value
-        val logicalMin = zoomState?.minZoomRatio ?: 1f
-        // 兜底两路超广角来源：独立超广角镜头(0.6) 与 逻辑相机原生 <1.0 变焦范围，取更小者。
+        val cameraXMin = zoomState?.minZoomRatio ?: 1f
+        val cameraXMax = zoomState?.maxZoomRatio ?: 3f
+        val camera2Range = mainCameraZoomRatioRange()
+        val logicalMin = camera2Range?.lower?.let { minOf(cameraXMin, it) } ?: cameraXMin
+        val logicalMax = camera2Range?.upper?.let { maxOf(cameraXMax, it) } ?: cameraXMax
         val minZoom =
                 if (hasUltraWideCamera()) {
                     minOf(ultraWideZoomRatio, logicalMin)
                 } else {
                     logicalMin
                 }
-        val maxZoom = zoomState?.maxZoomRatio ?: 3f
+        val maxZoom = logicalMax
         val zoom =
                 if (currentLensMode == LensMode.ULTRA_WIDE) {
                     ultraWideZoomRatio
@@ -243,7 +252,8 @@ class RecordingCameraController(
         currentZoomRatio = zoom
         Log.d(
                 TAG,
-                "zoomCapabilities hasUltraWide=${hasUltraWideCamera()} logicalMin=$logicalMin " +
+                "zoomCapabilities hasUltraWide=${hasUltraWideCamera()} cameraXMin=$cameraXMin " +
+                        "cameraXMax=$cameraXMax camera2Range=${camera2Range?.description()} " +
                         "ultraWideZoomRatio=$ultraWideZoomRatio minZoom=$minZoom maxZoom=$maxZoom zoom=$zoom",
         )
         return mapOf(
@@ -271,8 +281,11 @@ class RecordingCameraController(
         }
 
         if (ratio < 1.0 && hasUltraWideCamera()) {
-            switchToUltraWide(onComplete)
-            return
+            val logicalRange = mainCameraZoomRatioRange()
+            if (logicalRange == null || !logicalRange.contains(ratio.toFloat())) {
+                switchToUltraWide(onComplete)
+                return
+            }
         }
 
         if (currentLensMode == LensMode.ULTRA_WIDE) {
@@ -281,12 +294,21 @@ class RecordingCameraController(
         }
 
         val zoomState = boundCamera.cameraInfo.zoomState.value
-        val minZoom = zoomState?.minZoomRatio ?: 1f
-        val maxZoom = zoomState?.maxZoomRatio ?: clampedMaxZoom()
+        val camera2Range = mainCameraZoomRatioRange()
+        val minZoom = camera2Range?.lower ?: zoomState?.minZoomRatio ?: 1f
+        val maxZoom = camera2Range?.upper ?: zoomState?.maxZoomRatio ?: clampedMaxZoom()
         val nextZoom = ratio.toFloat().coerceIn(minZoom, maxZoom)
         currentZoomRatio = nextZoom
 
-        val future = boundCamera.cameraControl.setZoomRatio(nextZoom)
+        val future =
+                if (
+                        Build.VERSION.SDK_INT >= Build.VERSION_CODES.R &&
+                                camera2Range?.contains(nextZoom) == true
+                ) {
+                    applyCamera2ZoomRatio(boundCamera, nextZoom)
+                } else {
+                    boundCamera.cameraControl.setZoomRatio(nextZoom)
+                }
         future.addListener(
                 {
                     try {
@@ -334,10 +356,18 @@ class RecordingCameraController(
             return
         }
         val zoomState = boundCamera.cameraInfo.zoomState.value
-        val minZoom = zoomState?.minZoomRatio ?: 1f
-        val maxZoom = zoomState?.maxZoomRatio ?: clampedMaxZoom()
+        val camera2Range = mainCameraZoomRatioRange()
+        val minZoom = camera2Range?.lower ?: zoomState?.minZoomRatio ?: 1f
+        val maxZoom = camera2Range?.upper ?: zoomState?.maxZoomRatio ?: clampedMaxZoom()
         currentZoomRatio = currentZoomRatio.coerceIn(minZoom, maxZoom)
-        boundCamera.cameraControl.setZoomRatio(currentZoomRatio)
+        if (
+                Build.VERSION.SDK_INT >= Build.VERSION_CODES.R &&
+                        camera2Range?.contains(currentZoomRatio) == true
+        ) {
+            applyCamera2ZoomRatio(boundCamera, currentZoomRatio)
+        } else {
+            boundCamera.cameraControl.setZoomRatio(currentZoomRatio)
+        }
     }
 
     private fun clampedMaxZoom(): Float {
@@ -345,9 +375,11 @@ class RecordingCameraController(
     }
 
     private fun discoverBackCameras(provider: ProcessCameraProvider) {
+        val manager = appContext.getSystemService(Context.CAMERA_SERVICE) as CameraManager
         if (mainCameraId == null) {
             mainCameraId = cameraIdForSelector(provider, CameraSelector.DEFAULT_BACK_CAMERA)
         }
+        logPublicCameraDiagnostics(provider, manager, mainCameraId)
         val ultraWideCamera = findUltraWideCamera(provider, mainCameraId)
         ultraWideCameraId = ultraWideCamera?.cameraId
         ultraWideZoomRatio = ultraWideCamera?.zoomRatio ?: DEFAULT_ULTRA_WIDE_ZOOM_RATIO
@@ -383,6 +415,13 @@ class RecordingCameraController(
         val candidates =
                 manager.cameraIdList
                         .mapNotNull { cameraId -> backCameraProfile(manager, cameraId) }
+                        .onEach { profile ->
+                            Log.d(
+                                    TAG,
+                                    "backCamera ${profile.description()} " +
+                                            "bindable=${provider.hasCameraSafely(selectorForCameraId(profile.cameraId))}",
+                            )
+                        }
                         .filter { it.cameraId != excludedCameraId }
                         .filter { provider.hasCameraSafely(selectorForCameraId(it.cameraId)) }
                         .sortedWith(
@@ -391,11 +430,16 @@ class RecordingCameraController(
                         )
 
         val mainProfile = excludedCameraId?.let { backCameraProfile(manager, it) }
-        val widest = candidates.firstOrNull() ?: return null
+        val widest =
+                candidates.firstOrNull()
+                        ?: run {
+                            logPhysicalOnlyUltraWideDiagnostics(manager, mainProfile, excludedCameraId)
+                            return null
+                        }
         val candidatesDesc =
-                candidates.joinToString { "id=${it.cameraId} fov=${it.horizontalFov} focal=${it.minFocalLength}" }
+                candidates.joinToString { it.description() }
         val mainDesc =
-                mainProfile?.let { "id=${it.cameraId} fov=${it.horizontalFov} focal=${it.minFocalLength}" }
+                mainProfile?.description()
         Log.d(TAG, "ultraWide candidates=[$candidatesDesc] main=$mainDesc")
         if (mainProfile == null) {
             return UltraWideCamera(widest.cameraId, DEFAULT_ULTRA_WIDE_ZOOM_RATIO)
@@ -410,10 +454,98 @@ class RecordingCameraController(
                         "(fovFactor=$ULTRA_WIDE_FOV_FACTOR focalFactor=$ULTRA_WIDE_FOCAL_FACTOR)",
         )
         if (!meaningfullyWider) {
+            logPhysicalOnlyUltraWideDiagnostics(manager, mainProfile, excludedCameraId)
             return null
         }
 
-        return UltraWideCamera(widest.cameraId, DEFAULT_ULTRA_WIDE_ZOOM_RATIO)
+        return UltraWideCamera(widest.cameraId, estimateUltraWideZoomRatio(widest, mainProfile))
+    }
+
+    private fun logPublicCameraDiagnostics(
+            provider: ProcessCameraProvider,
+            manager: CameraManager,
+            mainCameraId: String?,
+    ) {
+        Log.d(TAG, "publicCameraIds=[${manager.cameraIdList.joinToString()}] mainCameraId=$mainCameraId")
+        manager.cameraIdList.forEach { cameraId ->
+            try {
+                val characteristics = manager.getCameraCharacteristics(cameraId)
+                val bindable = provider.hasCameraSafely(selectorForCameraId(cameraId))
+                val physicalIds = physicalCameraIds(characteristics)
+                Log.d(
+                        TAG,
+                        "publicCamera id=$cameraId facing=${lensFacingDescription(characteristics)} " +
+                                "physicalIds=[${physicalIds.joinToString()}] " +
+                                "capabilities=[${capabilitiesDescription(characteristics)}] " +
+                                "zoomRange=${zoomRatioRangeFromCharacteristics(characteristics)?.description()} " +
+                                "focals=${focalLengthsDescription(characteristics)} " +
+                                "sensor=${sensorSizeDescription(characteristics)} bindable=$bindable",
+                )
+                if (cameraId == mainCameraId) {
+                    logMainPhysicalCameraDiagnostics(manager, cameraId, physicalIds)
+                }
+            } catch (error: Exception) {
+                Log.w(TAG, "publicCamera diagnostics failed for cameraId=$cameraId", error)
+            }
+        }
+    }
+
+    private fun logMainPhysicalCameraDiagnostics(
+            manager: CameraManager,
+            mainCameraId: String,
+            physicalIds: Set<String>,
+    ) {
+        Log.d(TAG, "mainCamera id=$mainCameraId physicalIds=[${physicalIds.joinToString()}]")
+        physicalIds.forEach { physicalId ->
+            try {
+                val characteristics = manager.getCameraCharacteristics(physicalId)
+                Log.d(
+                        TAG,
+                        "mainPhysicalCamera id=$physicalId facing=${lensFacingDescription(characteristics)} " +
+                                "zoomRange=${zoomRatioRangeFromCharacteristics(characteristics)?.description()} " +
+                                "focals=${focalLengthsDescription(characteristics)} " +
+                                "sensor=${sensorSizeDescription(characteristics)}",
+                )
+            } catch (error: Exception) {
+                Log.w(TAG, "mainPhysicalCamera diagnostics failed for physicalId=$physicalId", error)
+            }
+        }
+    }
+
+    private fun logPhysicalOnlyUltraWideDiagnostics(
+            manager: CameraManager,
+            mainProfile: CameraProfile?,
+            mainCameraId: String?,
+    ) {
+        if (mainProfile == null || mainCameraId == null) {
+            return
+        }
+        val characteristics =
+                try {
+                    manager.getCameraCharacteristics(mainCameraId)
+                } catch (error: Exception) {
+                    Log.w(TAG, "physicalOnlyUltraWide diagnostics failed for mainCameraId=$mainCameraId", error)
+                    return
+                }
+        val physicalProfiles =
+                physicalCameraIds(characteristics)
+                        .mapNotNull { physicalId -> backCameraProfile(manager, physicalId) }
+                        .filter { it.cameraId != mainCameraId }
+                        .sortedBy { it.minFocalLength }
+        val widestPhysical = physicalProfiles.firstOrNull()
+        if (widestPhysical == null) {
+            Log.d(TAG, "physicalOnlyUltraWide none main=${mainProfile.description()}")
+            return
+        }
+        val meaningfullyWider =
+                widestPhysical.horizontalFov > mainProfile.horizontalFov * ULTRA_WIDE_FOV_FACTOR ||
+                        widestPhysical.minFocalLength < mainProfile.minFocalLength * ULTRA_WIDE_FOCAL_FACTOR
+        Log.d(
+                TAG,
+                "physicalOnlyUltraWide widest=${widestPhysical.description()} " +
+                        "main=${mainProfile.description()} meaningfullyWider=$meaningfullyWider " +
+                        "exposedAsBindableCamera=false action=diagnostic_only",
+        )
     }
 
     private fun backCameraProfile(
@@ -435,13 +567,145 @@ class RecordingCameraController(
             val minFocalLength = focalLengths.minOrNull() ?: return null
             val horizontalFov =
                     2.0 * atan((physicalSize.width / (2.0f * minFocalLength)).toDouble())
-            CameraProfile(cameraId, minFocalLength, horizontalFov)
+            CameraProfile(
+                    cameraId,
+                    minFocalLength,
+                    horizontalFov,
+                    zoomRatioRangeFromCharacteristics(characteristics),
+            )
         } catch (error: Exception) {
             Log.w(TAG, "backCameraProfile failed for cameraId=$cameraId", error)
             null
         }
     }
 
+    private fun mainCameraZoomRatioRange(): ZoomRatioRange? {
+        val cameraId = mainCameraId ?: activeCameraId()
+        return zoomRatioRangeForCamera(cameraId)
+    }
+
+    private fun activeCameraId(): String? {
+        val boundCamera = camera ?: return null
+        return try {
+            Camera2CameraInfo.from(boundCamera.cameraInfo).cameraId
+        } catch (error: Exception) {
+            null
+        }
+    }
+
+    private fun zoomRatioRangeForCamera(cameraId: String?): ZoomRatioRange? {
+        if (cameraId == null) return null
+        return try {
+            val manager = appContext.getSystemService(Context.CAMERA_SERVICE) as CameraManager
+            zoomRatioRangeFromCharacteristics(manager.getCameraCharacteristics(cameraId))
+        } catch (error: Exception) {
+            Log.w(TAG, "zoomRatioRangeForCamera failed for cameraId=$cameraId", error)
+            null
+        }
+    }
+
+    private fun zoomRatioRangeFromCharacteristics(
+            characteristics: CameraCharacteristics,
+    ): ZoomRatioRange? {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) {
+            return null
+        }
+        val range = characteristics.get(CameraCharacteristics.CONTROL_ZOOM_RATIO_RANGE)
+                ?: return null
+        return ZoomRatioRange(range.lower, range.upper)
+    }
+
+    private fun physicalCameraIds(characteristics: CameraCharacteristics): Set<String> {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) {
+            return emptySet()
+        }
+        return characteristics.physicalCameraIds
+    }
+
+    private fun lensFacingDescription(characteristics: CameraCharacteristics): String {
+        return when (val facing = characteristics.get(CameraCharacteristics.LENS_FACING)) {
+            CameraCharacteristics.LENS_FACING_BACK -> "BACK"
+            CameraCharacteristics.LENS_FACING_FRONT -> "FRONT"
+            CameraCharacteristics.LENS_FACING_EXTERNAL -> "EXTERNAL"
+            null -> "null"
+            else -> "UNKNOWN($facing)"
+        }
+    }
+
+    private fun capabilitiesDescription(characteristics: CameraCharacteristics): String {
+        val capabilities =
+                characteristics.get(CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES)
+                        ?: return "null"
+        return capabilities.joinToString { capabilityDescription(it) }
+    }
+
+    private fun capabilityDescription(capability: Int): String {
+        return when (capability) {
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE ->
+                    "BACKWARD_COMPATIBLE"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR -> "MANUAL_SENSOR"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING ->
+                    "MANUAL_POST_PROCESSING"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_RAW -> "RAW"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING ->
+                    "PRIVATE_REPROCESSING"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS ->
+                    "READ_SENSOR_SETTINGS"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE -> "BURST_CAPTURE"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING ->
+                    "YUV_REPROCESSING"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT -> "DEPTH_OUTPUT"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO ->
+                    "CONSTRAINED_HIGH_SPEED_VIDEO"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_MOTION_TRACKING -> "MOTION_TRACKING"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_LOGICAL_MULTI_CAMERA ->
+                    "LOGICAL_MULTI_CAMERA"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_MONOCHROME -> "MONOCHROME"
+            CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_SECURE_IMAGE_DATA -> "SECURE_IMAGE_DATA"
+            else -> "UNKNOWN($capability)"
+        }
+    }
+
+    private fun focalLengthsDescription(characteristics: CameraCharacteristics): String {
+        val focalLengths =
+                characteristics.get(CameraCharacteristics.LENS_INFO_AVAILABLE_FOCAL_LENGTHS)
+                        ?: return "null"
+        return focalLengths.joinToString(prefix = "[", postfix = "]")
+    }
+
+    private fun sensorSizeDescription(characteristics: CameraCharacteristics): String {
+        val size = characteristics.get(CameraCharacteristics.SENSOR_INFO_PHYSICAL_SIZE)
+                ?: return "null"
+        return "${size.width}x${size.height}"
+    }
+
+    private fun estimateUltraWideZoomRatio(
+            ultraWide: CameraProfile,
+            main: CameraProfile,
+    ): Float {
+        if (main.minFocalLength <= 0f) {
+            return DEFAULT_ULTRA_WIDE_ZOOM_RATIO
+        }
+        val rawRatio = ultraWide.minFocalLength / main.minFocalLength
+        val roundedRatio = round(rawRatio * 10f) / 10f
+        return roundedRatio.coerceIn(MIN_ULTRA_WIDE_ZOOM_RATIO, MAX_ULTRA_WIDE_ZOOM_RATIO)
+    }
+
+    @androidx.annotation.OptIn(ExperimentalCamera2Interop::class)
+    private fun applyCamera2ZoomRatio(
+            boundCamera: Camera,
+            zoomRatio: Float,
+    ) =
+            Camera2CameraControl.from(boundCamera.cameraControl)
+                    .setCaptureRequestOptions(
+                            CaptureRequestOptions.Builder()
+                                    .setCaptureRequestOption(
+                                            CaptureRequest.CONTROL_ZOOM_RATIO,
+                                            zoomRatio,
+                                    )
+                                    .build(),
+                    )
+
     private fun selectorForCurrentLensMode(): CameraSelector {
         val cameraId =
                 if (currentLensMode == LensMode.ULTRA_WIDE) {
@@ -571,7 +835,26 @@ class RecordingCameraController(
             val cameraId: String,
             val minFocalLength: Float,
             val horizontalFov: Double,
-    )
+            val zoomRatioRange: ZoomRatioRange?,
+    ) {
+        fun description(): String {
+            return "id=$cameraId fov=$horizontalFov focal=$minFocalLength " +
+                    "zoomRange=${zoomRatioRange?.description()}"
+        }
+    }
+
+    private data class ZoomRatioRange(
+            val lower: Float,
+            val upper: Float,
+    ) {
+        fun contains(ratio: Float): Boolean {
+            return ratio >= lower && ratio <= upper
+        }
+
+        fun description(): String {
+            return "$lower..$upper"
+        }
+    }
 
     private data class UltraWideCamera(
             val cameraId: String,
@@ -581,6 +864,8 @@ class RecordingCameraController(
     companion object {
         private const val TAG = "RecordingCamera"
         private const val DEFAULT_ULTRA_WIDE_ZOOM_RATIO = 0.6f
+        private const val MIN_ULTRA_WIDE_ZOOM_RATIO = 0.3f
+        private const val MAX_ULTRA_WIDE_ZOOM_RATIO = 0.99f
         // 适度放宽判定宽容度，覆盖更多机型(更小的 FOV/焦距差异也视为超广角)。
         private const val ULTRA_WIDE_FOV_FACTOR = 1.04
         private const val ULTRA_WIDE_FOCAL_FACTOR = 0.96

lib/features/recording/widgets/widget_recording_hud.dart

@@ -56,7 +56,6 @@ class RecordingHudWidget extends StatelessWidget {
   static double get _recordButtonBottom => 63.r;
   static double get _overlayInfoLeft => 13.r;
   static double get _overlayInfoBottom => 10.r;
-  static const List<double> _zoomPresets = [0.6, 1.0];
 
   @override
   Widget build(BuildContext context) {
@@ -150,7 +149,7 @@ class RecordingHudWidget extends StatelessWidget {
             zoomRatio: zoomRatio,
             minZoomRatio: minZoomRatio,
             maxZoomRatio: maxZoomRatio,
-            presets: _zoomPresets,
+            presets: _zoomPresetsForRange(minZoomRatio),
             onSelected: onZoomSelected,
           ),
         ),
@@ -191,6 +190,13 @@ class RecordingHudWidget extends StatelessWidget {
       ],
     );
   }
+
+  List<double> _zoomPresetsForRange(double minZoomRatio) {
+    return [
+      if (minZoomRatio < 1.0) minZoomRatio,
+      1.0,
+    ];
+  }
 }
 
 class _ZoomPresetControl extends StatelessWidget {
@@ -215,7 +221,6 @@ class _ZoomPresetControl extends StatelessWidget {
     final availablePresets = presets
         .where(_isPresetAvailable)
         .toList(growable: false);
-
     if (availablePresets.isEmpty) {
       return const SizedBox.shrink();
     }

test/features/recording/view_model_recording_test.dart

@@ -76,45 +76,42 @@ void main() {
       expect(session.errorMessage, isNull);
     });
 
-    test(
-      'clamps legacy 0.5x request to 0.6x ultra-wide ratio',
-      () async {
-        final calls = <MethodCall>[];
-        TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
-            .setMockMethodCallHandler(
-              const MethodChannel(RecordingChannelNames.method),
-              (call) async {
-                calls.add(call);
-                return <String, dynamic>{
-                  'zoomRatio': 0.6,
-                  'minZoomRatio': 0.6,
-                  'maxZoomRatio': 3.0,
-                };
-              },
-            );
-        final container = ProviderContainer();
-        addTearDown(container.dispose);
-        final notifier = container.read(recordingViewModelProvider.notifier);
-        // ignore: invalid_use_of_protected_member
-        notifier.state = container
-            .read(recordingViewModelProvider)
-            .copyWith(
-              session: const RecordingSessionState(
-                zoomRatio: 1.0,
-                minZoomRatio: 0.6,
-                maxZoomRatio: 3.0,
-              ),
-            );
+    test('passes 0.5x to native when camera capabilities allow it', () async {
+      final calls = <MethodCall>[];
+      TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
+          .setMockMethodCallHandler(
+            const MethodChannel(RecordingChannelNames.method),
+            (call) async {
+              calls.add(call);
+              return <String, dynamic>{
+                'zoomRatio': 0.5,
+                'minZoomRatio': 0.5,
+                'maxZoomRatio': 3.0,
+              };
+            },
+          );
+      final container = ProviderContainer();
+      addTearDown(container.dispose);
+      final notifier = container.read(recordingViewModelProvider.notifier);
+      // ignore: invalid_use_of_protected_member
+      notifier.state = container
+          .read(recordingViewModelProvider)
+          .copyWith(
+            session: const RecordingSessionState(
+              zoomRatio: 1.0,
+              minZoomRatio: 0.5,
+              maxZoomRatio: 3.0,
+            ),
+          );
 
-        await notifier.setZoomRatio(0.5);
+      await notifier.setZoomRatio(0.5);
 
-        expect(calls.single.arguments, <String, dynamic>{'zoomRatio': 0.6});
-        final session = container.read(recordingViewModelProvider).session;
-        expect(session.zoomRatio, 0.6);
-        expect(session.minZoomRatio, 0.6);
-        expect(session.maxZoomRatio, 3.0);
-      },
-    );
+      expect(calls.single.arguments, <String, dynamic>{'zoomRatio': 0.5});
+      final session = container.read(recordingViewModelProvider).session;
+      expect(session.zoomRatio, 0.5);
+      expect(session.minZoomRatio, 0.5);
+      expect(session.maxZoomRatio, 3.0);
+    });
 
     test('passes 0.6x to native when camera capabilities allow it', () async {
       final calls = <MethodCall>[];

test/features/recording/widget_recording_hud_test.dart

@@ -54,13 +54,13 @@ void main() {
     expect(find.text('3x'), findsNothing);
   });
 
-  testWidgets('shows 0.6x when ultra-wide camera capability is below 0.6', (
+  testWidgets('shows 0.5x when ultra-wide camera capability is 0.5', (
     tester,
   ) async {
     await pumpHud(tester, minZoomRatio: 0.5);
 
-    expect(find.text('0.5x'), findsNothing);
-    expect(find.text('0.6x'), findsOneWidget);
+    expect(find.text('0.5x'), findsOneWidget);
+    expect(find.text('0.6x'), findsNothing);
     expect(find.text('1x'), findsOneWidget);
     expect(find.text('2x'), findsNothing);
     expect(find.text('3x'), findsNothing);
@@ -75,13 +75,13 @@ void main() {
     expect(find.text('1x'), findsOneWidget);
   });
 
-  testWidgets('marks current ultra-wide zoom ratio as selected on 0.6x UI', (
+  testWidgets('marks current 0.5x zoom ratio as selected', (
     tester,
   ) async {
     await pumpHud(tester, zoomRatio: 0.5, minZoomRatio: 0.5);
 
     final selectedButton = tester.widget<TextButton>(
-      find.ancestor(of: find.text('0.6x'), matching: find.byType(TextButton)),
+      find.ancestor(of: find.text('0.5x'), matching: find.byType(TextButton)),
     );
     expect(selectedButton.enabled, isFalse);
   });
@@ -98,11 +98,12 @@ void main() {
   testWidgets('does not expose presets beyond max zoom ratio', (tester) async {
     await pumpHud(tester, minZoomRatio: 0.5, maxZoomRatio: 0.55);
 
+    expect(find.text('0.5x'), findsOneWidget);
     expect(find.text('0.6x'), findsNothing);
     expect(find.text('1x'), findsNothing);
   });
 
-  testWidgets('tapping 0.6x reports 0.6 when camera capability is below 0.6', (
+  testWidgets('tapping 0.5x reports 0.5 when camera capability is 0.5', (
     tester,
   ) async {
     double? selected;
@@ -112,10 +113,10 @@ void main() {
       onZoomSelected: (ratio) => selected = ratio,
     );
 
-    await tester.tap(find.text('0.6x'));
+    await tester.tap(find.text('0.5x'));
     await tester.pump();
 
-    expect(selected, 0.6);
+    expect(selected, 0.5);
   });
 
   testWidgets('tapping 0.6x reports 0.6 when camera only supports 0.6x', (
@@ -135,7 +136,7 @@ void main() {
   });
 
   testWidgets('disables 0.6x while recording on main camera', (tester) async {
-    await pumpHud(tester, minZoomRatio: 0.5, isRecording: true);
+    await pumpHud(tester, minZoomRatio: 0.6, isRecording: true);
 
     final ultraWideButton = tester.widget<TextButton>(
       find.ancestor(of: find.text('0.6x'), matching: find.byType(TextButton)),
@@ -154,7 +155,7 @@ void main() {
     await pumpHud(tester, zoomRatio: 0.5, minZoomRatio: 0.5, isRecording: true);
 
     final ultraWideButton = tester.widget<TextButton>(
-      find.ancestor(of: find.text('0.6x'), matching: find.byType(TextButton)),
+      find.ancestor(of: find.text('0.5x'), matching: find.byType(TextButton)),
     );
     final mainButton = tester.widget<TextButton>(
       find.ancestor(of: find.text('1x'), matching: find.byType(TextButton)),