diff --git a/agrilinkvocpro/plant_disease_detection_feature/src/main/java/com/syaroful/agrilinkvocpro/plant_disease_detection_feature/core/extention/Bitmap.kt b/agrilinkvocpro/plant_disease_detection_feature/src/main/java/com/syaroful/agrilinkvocpro/plant_disease_detection_feature/core/extention/Bitmap.kt
new file mode 100644
index 0000000..c19b77b
--- /dev/null
+++ b/agrilinkvocpro/plant_disease_detection_feature/src/main/java/com/syaroful/agrilinkvocpro/plant_disease_detection_feature/core/extention/Bitmap.kt
@@ -0,0 +1,30 @@
+package com.syaroful.agrilinkvocpro.plant_disease_detection_feature.core.extention
+
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import androidx.core.graphics.scale
+import java.io.ByteArrayOutputStream
+
+fun Bitmap.toByteArray(): ByteArray {
+    val stream = ByteArrayOutputStream()
+    this.compress(Bitmap.CompressFormat.JPEG, 70, stream)
+    return stream.toByteArray()
+}
+
+fun ByteArray.toBitmap(): Bitmap {
+    return BitmapFactory.decodeByteArray(this, 0, this.size)
+}
+
+fun Bitmap.resize(maxSize: Int = 800): Bitmap {
+    val ratio = width.toFloat() / height.toFloat()
+    val width: Int
+    val height: Int
+    if (ratio > 1) {
+        width = maxSize
+        height = (maxSize / ratio).toInt()
+    } else {
+        height = maxSize
+        width = (maxSize * ratio).toInt()
+    }
+    return this.scale(width, height)
+}
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