fix(camera): matrix-based zoom for pinch/double-tap, tap-to-focus AE/AF lock, library letterbox smear fix, export raw JPEG bytes q95, resume isActive fixes, dark theme polish

android/app/build.gradle

@@ -96,6 +96,10 @@ android {
         versionName "1.0.0"
 
         buildConfigField "String", "REACT_NATIVE_RELEASE_LEVEL", "\"${findProperty('reactNativeReleaseLevel') ?: 'stable'}\""
+
+        ndk {
+            abiFilters "armeabi-v7a", "arm64-v8a"
+        }
     }
     signingConfigs {
         debug {

android/app/proguard-rules.pro

@@ -11,4 +11,9 @@
 -keep class com.swmansion.reanimated.** { *; }
 -keep class com.facebook.react.turbomodule.** { *; }
 
+# androidx.camera
+-keep class androidx.camera.** { *; }
+-keep interface androidx.camera.** { *; }
+-dontwarn androidx.camera.**
+
 # Add any project specific keep options here:

android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools">
   <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
   <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
+  <uses-permission android:name="android.permission.ACCESS_MEDIA_LOCATION"/>
   <uses-permission android:name="android.permission.CAMERA"/>
   <uses-permission android:name="android.permission.INTERNET"/>
   <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" android:maxSdkVersion="32" tools:replace="android:maxSdkVersion"/>
@@ -8,7 +9,7 @@
   <uses-permission android:name="android.permission.READ_MEDIA_IMAGES"/>
   <uses-permission android:name="android.permission.READ_MEDIA_VIDEO"/>
   <uses-permission android:name="android.permission.READ_MEDIA_VISUAL_USER_SELECTED"/>
-  <uses-permission android:name="android.permission.RECORD_AUDIO"/>
+  <uses-permission android:name="android.permission.RECORD_AUDIO" tools:node="remove"/>
   <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
   <uses-permission android:name="android.permission.VIBRATE"/>
   <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="32" tools:replace="android:maxSdkVersion"/>

android/build.gradle

@@ -22,3 +22,8 @@ allprojects {
 
 apply plugin: "expo-root-project"
 apply plugin: "com.facebook.react.rootproject"
+
+// v5: vision-camera module builds own C++ (NativeBufferHelper.cpp) with
+// `minSdkVersion getExtOrIntegerDefault("minSdkVersion")` = rootProject.ext.minSdkVersion.
+// C++ #if __ANDROID_API__ >= 26 else throws "HardwareBuffers require minSdk 26 or higher!" on every frame.
+rootProject.ext.minSdkVersion = 26

android/gradle.properties

@@ -10,7 +10,7 @@
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
 # Default value: -Xmx512m -XX:MaxMetaspaceSize=256m
-org.gradle.jvmargs=-Xmx2048m -XX:MaxMetaspaceSize=512m
+org.gradle.jvmargs=-Xmx4096m -XX:MaxMetaspaceSize=1024m -XX:+HeapDumpOnOutOfMemoryError
 
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
@@ -21,6 +21,7 @@ org.gradle.parallel=true
 # Android operating system, and which are packaged with your app's APK
 # https://developer.android.com/topic/libraries/support-library/androidx-rn
 android.useAndroidX=true
+android.enableJetifier=true
 
 # Enable AAPT2 PNG crunching
 android.enablePngCrunchInReleaseBuilds=true

android/settings.gradle

@@ -37,3 +37,11 @@ expoAutolinking.useExpoVersionCatalog()
 
 include ':app'
 includeBuild(expoAutolinking.reactNativeGradlePlugin)
+
+// v5: vision-camera(-worklets) native needs minSdk 26 (AHardwareBuffer). Parallel project
+// configuration races root build.gradle's assignment, so pin the ext here before any project config.
+gradle.beforeProject { project ->
+  if (project == project.rootProject) {
+    project.ext.minSdkVersion = 26
+  }
+}