Feature: add beauty camera filter

app/src/main/java/com/frank/ffmpeg/activity/CameraFilterActivity.kt

@@ -2,13 +2,23 @@ package com.frank.ffmpeg.activity
 
 import android.os.Bundle
 import android.view.View
+import com.frank.camerafilter.factory.BeautyFilterType
 import com.frank.camerafilter.widget.BeautyCameraView
 import com.frank.ffmpeg.R
+import com.frank.ffmpeg.util.FilterTypeUtil
 
 class CameraFilterActivity : BaseActivity() {
 
     private var cameraView: BeautyCameraView ?= null
 
+    private var index: Int = 0
+
+    private val filterType: Array<BeautyFilterType> = arrayOf(
+        BeautyFilterType.NONE,
+        BeautyFilterType.CRAYON,
+        BeautyFilterType.SKETCH
+    )
+
     override val layoutId: Int
         get() = R.layout.activity_camera_filter
 
@@ -34,7 +44,11 @@ class CameraFilterActivity : BaseActivity() {
                 showToast("stop recording...")
             }
         } else if (view.id == R.id.btn_camera_filter) {
-
+            index++
+            if (index >= filterType.size)
+                index = 0
+            cameraView!!.setFilter(filterType[index])
+            showToast(getString(FilterTypeUtil.filterTypeToNameId(filterType[index])))
         }
     }
 

app/src/main/java/com/frank/ffmpeg/util/FilterTypeUtil.kt

@@ -0,0 +1,22 @@
+package com.frank.ffmpeg.util
+
+import com.frank.camerafilter.factory.BeautyFilterType
+import com.frank.ffmpeg.R
+
+/**
+ * @author xufulong
+ * @date 2022/10/17 5:39 下午
+ * @desc
+ */
+object FilterTypeUtil {
+
+    fun filterTypeToNameId(type: BeautyFilterType): Int {
+        return when (type) {
+            BeautyFilterType.NONE -> R.string.camera_filter_none
+            BeautyFilterType.CRAYON -> R.string.camera_filter_crayon
+            BeautyFilterType.SKETCH -> R.string.camera_filter_sketch
+            else -> R.string.camera_filter_none
+        }
+    }
+
+}

app/src/main/res/values-en/strings.xml

@@ -112,4 +112,8 @@
     <string name="filter_rotate">rotate</string>
     <string name="filter_sharpening">sharpen</string>
 
+    <string name="camera_filter_none">None</string>
+    <string name="camera_filter_crayon">Crayon</string>
+    <string name="camera_filter_sketch">Sketch</string>
+
 </resources>

app/src/main/res/values/strings.xml

@@ -112,4 +112,8 @@
     <string name="filter_rotate">旋转</string>
     <string name="filter_sharpening">锐化</string>
 
+    <string name="camera_filter_none">正常</string>
+    <string name="camera_filter_crayon">蜡笔</string>
+    <string name="camera_filter_sketch">素描</string>
+
 </resources>