feat: Support toArrayBuffer() if it's a GPU image with zero copy (#6)

* feat: Support `toArrayBuffer()` if it's a GPU image with zero copy

* Update HybridImage.kt

Author: mrousavy

android/src/main/java/com/margelo/nitro/image/HybridImage.kt

@@ -30,10 +30,14 @@ class HybridImage: HybridImageSpec {
         this.bitmap = bitmap
     }
 
+    private val isGPU: Boolean
+        get() {
+            return Build.VERSION.SDK_INT >= Build.VERSION_CODES.O &&
+                bitmap.config == Bitmap.Config.HARDWARE
+        }
     private fun toByteBuffer(): ByteBuffer {
         var bitmap = bitmap
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O &&
-            bitmap.config == Bitmap.Config.HARDWARE) {
+        if (isGPU) {
             // It's a GPU Bitmap - we need to copy it to CPU memory first.
             bitmap = bitmap.copy(Bitmap.Config.ARGB_8888, false)
         }
@@ -44,8 +48,12 @@ class HybridImage: HybridImageSpec {
     }
 
     override fun toArrayBuffer(): ArrayBuffer {
-        val buffer = toByteBuffer()
-        return ArrayBuffer.wrap(buffer)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S && isGPU) {
+            return ArrayBuffer.wrap(bitmap.hardwareBuffer)
+        } else {
+            val buffer = toByteBuffer()
+            return ArrayBuffer.wrap(buffer)
+        }
     }
 
     override fun toArrayBufferAsync(): Promise<ArrayBuffer> {

bun.lock

@@ -47,7 +47,7 @@ PODS:
     - ReactCommon/turbomodule/core
     - SDWebImage
     - Yoga
-  - NitroModules (0.26.2):
+  - NitroModules (0.26.3):
     - DoubleConversion
     - glog
     - hermes-engine
@@ -2107,7 +2107,7 @@ SPEC CHECKSUMS:
   hermes-engine: 94ed01537bdeccaab1adbf94b040d115d6fa1a7f
   libwebp: 02b23773aedb6ff1fd38cec7a77b81414c6842a8
   NitroImage: 97d130b01c525a52743248ce649c7fe27a55f710
-  NitroModules: ccf2db518daf271800221ef472938a324672ff71
+  NitroModules: f36b94e48ff1705fc6b84bc1953f40e2da4196c2
   RCT-Folly: e78785aa9ba2ed998ea4151e314036f6c49e6d82
   RCTDeprecation: c3e3f5b4ea83e7ff3bc86ce09e2a54b7affd687d
   RCTRequired: ee438439880dffc9425930d1dd1a3c883ee6879c

example/ios/Podfile.lock

@@ -16,7 +16,7 @@
     "react-native": "0.79.3",
     "react-native-fast-image": "^8.6.3",
     "react-native-nitro-image": "..",
-    "react-native-nitro-modules": "^0.26.2",
+    "react-native-nitro-modules": "^0.26.3",
     "react-native-safe-area-context": "^5.4.1",
     "react-native-screens": "^4.11.1"
   },