add file compression

app/src/main/java/com/example/myapplication/MainActivity.kt

@@ -4,7 +4,9 @@ import android.Manifest
 import android.annotation.SuppressLint
 import android.content.Intent
 import android.content.pm.PackageManager
+import android.media.MediaMetadataRetriever
 import android.net.Uri
+import android.os.Build
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
@@ -14,6 +16,7 @@ import android.view.Menu
 import android.view.MenuItem
 import android.widget.Toast
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.app.ActivityCompat
 import androidx.navigation.findNavController
@@ -25,6 +28,8 @@ import com.arthenica.ffmpegkit.FFmpegKitConfig
 import com.example.myapplication.databinding.ActivityMainBinding
 import com.example.myapplication.ui.compressing.CompressingAdapter
 import com.example.myapplication.ui.compressing.CompressingItem
+import com.example.myapplication.ui.settings.SettingsFragment
+import com.example.myapplication.ui.settings.SettingsViewModel
 import com.google.android.material.bottomnavigation.BottomNavigationView
 import java.io.File
 import java.util.*
@@ -33,6 +38,7 @@ class MainActivity : AppCompatActivity() {
 
 
     private lateinit var binding: ActivityMainBinding
+    private val settingsViewModel: SettingsViewModel by viewModels()
 
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -79,7 +85,7 @@ class MainActivity : AppCompatActivity() {
             //runs when pressing "Files"
             R.id.addFile -> {
                 val intent = Intent()
-                    .setType("*/*")
+                    .setType("video/*")
                     .setAction(Intent.ACTION_GET_CONTENT)
                     .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
                     .addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION)
@@ -87,7 +93,7 @@ class MainActivity : AppCompatActivity() {
 
                 resultLauncher.launch(intent)
 
-                Toast.makeText(applicationContext, "Files", Toast.LENGTH_LONG).show()
+                //Toast.makeText(applicationContext, "Files", Toast.LENGTH_LONG).show()
 
                 return true
             }
@@ -114,37 +120,52 @@ class MainActivity : AppCompatActivity() {
             cursor?.moveToFirst()
 
             val fileDate = Date(System.currentTimeMillis())
-            val fileName = cursor?.getString(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DISPLAY_NAME))
+            val fileName =
+                cursor?.getString(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DISPLAY_NAME))
+            val fileSize =
+                cursor?.getString(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.SIZE))
+                    ?.toDouble()
 
-            val item = CompressingItem(fileName!!, 0.0, fileDate)
+            if (fileSize!! / 1000000 > settingsViewModel.getSize()) {
 
-            val outputFile = File(this.getExternalFilesDir(null), "converted_$fileName")
+                val mmr = MediaMetadataRetriever()
+                mmr.setDataSource(this, data)
+                val duration =
+                    mmr.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION)?.toDouble()
+                Log.i("ethan", duration.toString())
 
-            compressingItems.add(item)
+                Log.i("ethan", settingsViewModel.getSize().toString())
+                Log.i("ethan", fileSize.toString())
+                val bitrate = (settingsViewModel.getSize()*1000000) / (duration!!/1000)
 
-            val handler = Handler(Looper.getMainLooper())
+                val item = CompressingItem(fileName!!, 0.0, fileDate)
 
+                val outputFile = File(this.getExternalFilesDir(null), "converted_$fileName")
 
-            val command = "-i $inUri -c:v mpeg4 ${outputFile.absolutePath} -y"
+                compressingItems.add(item)
-            val session = FFmpegKit.executeAsync(command) {
-                compressingItems.remove(item)
 
-                handler.post {
+                val handler = Handler(Looper.getMainLooper())
-                    Toast.makeText(this, "Finished converting $fileName", Toast.LENGTH_SHORT).show()
+
-                    adapter.notifyDataSetChanged()
+                val command = "-i $inUri -b:v $bitrate ${outputFile.absolutePath} -y"
+                Log.i("ethan",command)
+                val session = FFmpegKit.executeAsync(command) {
+                    compressingItems.remove(item)
+
+                    handler.post {
+                        Toast.makeText(this, "Finished converting $fileName", Toast.LENGTH_SHORT).show()
+                        adapter.notifyDataSetChanged()
+                    }
                 }
+
+
+                Log.i("Tag", Arrays.deepToString(session.arguments))
+                Log.i("Tag", session.output)
+
+
+                adapter.notifyDataSetChanged()
+            }else{
+                Toast.makeText(applicationContext,"File is less than target size",Toast.LENGTH_LONG).show()
             }
-
-
-            Log.i("Tag", Arrays.deepToString(session.arguments))
-            Log.i("Tag", session.output)
-
-
-
-
-
-
-            adapter.notifyDataSetChanged()
         }
     }
 

app/src/main/java/com/example/myapplication/ui/settings/SettingsFragment.kt

@@ -7,7 +7,9 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.activity.viewModels
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.ViewModelProvider
 import com.example.myapplication.databinding.FragmentSettingsBinding
 
@@ -20,12 +22,13 @@ class SettingsFragment : Fragment() {
     // onDestroyView.
     private val binding get() = _binding!!
 
+    private val settingsViewModel: SettingsViewModel by activityViewModels()
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val homeViewModel = ViewModelProvider(this)[SettingsViewModel::class.java]
 
         _binding = FragmentSettingsBinding.inflate(inflater, container, false)
         val root: View = binding.root
@@ -41,20 +44,20 @@ class SettingsFragment : Fragment() {
         binding.settingRadioGroup.setOnCheckedChangeListener{ group,checkedID ->
 
             if(checkedID == binding.settingDefaultSizeVideo.id){
-                homeViewModel.size.value = 8.0
+                settingsViewModel.size.value = 25.0
             }else if(checkedID == binding.settingBigSizeVideo.id){
-                homeViewModel.size.value = 50.0
+                settingsViewModel.size.value = 50.0
             }else if(checkedID == binding.settingHugeSize.id){
-                homeViewModel.size.value = 500.0
+                settingsViewModel.size.value = 500.0
             }else{
                 try{
-                    homeViewModel.size.value = binding.settingCustomSizeVideoText.text.toString().toDouble()
+                    settingsViewModel.size.value = binding.settingCustomSizeVideoText.text.toString().toDouble()
                 }catch (e: NumberFormatException){
-                    homeViewModel.size.value = 0.0
+                    settingsViewModel.size.value = 0.0
                 }
             }
 
-            Toast.makeText(root.context,"" + homeViewModel.size.value,Toast.LENGTH_SHORT).show()
+            Toast.makeText(root.context,"" + settingsViewModel.size.value,Toast.LENGTH_SHORT).show()
 
         }
 
@@ -70,11 +73,11 @@ class SettingsFragment : Fragment() {
                 override fun onTextChanged(s: CharSequence, start: Int,
                                            before: Int, count: Int) {
                     try{
-                        homeViewModel.size.value = s.toString().toDouble()
+                        settingsViewModel.size.value = s.toString().toDouble()
                     }catch (e: NumberFormatException){
-                        homeViewModel.size.value = 0.0
+                        settingsViewModel.size.value = 0.0
                     }
-                    Toast.makeText(root.context,"" + homeViewModel.size.value,Toast.LENGTH_SHORT).show()
+                    Toast.makeText(root.context,"" + settingsViewModel.size.value,Toast.LENGTH_SHORT).show()
                 }
             }
         )

app/src/main/java/com/example/myapplication/ui/settings/SettingsViewModel.kt

@@ -13,7 +13,11 @@ class SettingsViewModel : ViewModel() {
 
     //size of the file, grab this for use
     private val _size = MutableLiveData<Double>().apply {
-        value = 8.0
+        value = 25.0
     }
     val size: MutableLiveData<Double> = _size
+
+    fun getSize(): Double{
+        return size.value!!
+    }
 }

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

@@ -5,7 +5,7 @@
     <string name="title_settings">Settings</string>
     <string name="settings_video_size">Video Size</string>
     <string name="settings_image_size">Image Size</string>
-    <string name="settings_default_size">8mb</string>
+    <string name="settings_default_size">25mb</string>
     <string name="settings_big_size">50mb</string>
     <string name="settings_huge_size">500mb</string>
     <string name="settings_custom_size">Custom</string>