make progress update more smooth

new-player/src/main/java/net/newpipe/newplayer/model/NewPlayerViewModel.kt

@@ -38,6 +38,7 @@ interface NewPlayerViewModel {
     var contentFitMode: ContentScale
     val embeddedPlayerDraggedDownBy: SharedFlow<Float>
     val onBackPressed: SharedFlow<Unit>
+    var deviceInPowerSaveMode: Boolean
 
     fun initUIState(instanceState: Bundle)
     fun play()

new-player/src/main/java/net/newpipe/newplayer/model/NewPlayerViewModelDummy.kt

@@ -18,6 +18,7 @@ open class NewPlayerViewModelDummy : NewPlayerViewModel {
     override var contentFitMode = ContentScale.FIT_INSIDE
     override val embeddedPlayerDraggedDownBy = MutableSharedFlow<Float>().asSharedFlow()
     override val onBackPressed: SharedFlow<Unit> = MutableSharedFlow<Unit>().asSharedFlow()
+    override var deviceInPowerSaveMode: Boolean = false
 
     override fun initUIState(instanceState: Bundle) {
         println("dummy impl")

new-player/src/main/java/net/newpipe/newplayer/model/NewPlayerViewModelImpl.kt

@@ -49,6 +49,7 @@ import net.newpipe.newplayer.NewPlayer
 import net.newpipe.newplayer.NewPlayerException
 import net.newpipe.newplayer.RepeatMode
 import net.newpipe.newplayer.ui.ContentScale
+import net.newpipe.newplayer.utils.isInPowerSaveMode
 import java.util.LinkedList
 
 val VIDEOPLAYER_UI_STATE = "video_player_ui_state"
@@ -136,6 +137,15 @@ class NewPlayerViewModelImpl @Inject constructor(
     private var mutableOnBackPressed = MutableSharedFlow<Unit>()
     override val onBackPressed: SharedFlow<Unit> = mutableOnBackPressed.asSharedFlow()
 
+    override var deviceInPowerSaveMode: Boolean = false
+        get() = field
+        set(value) {
+            field = value
+            if (progressUpdaterJob?.isActive == true) {
+                resetProgressUpdatePeriodicallyJob()
+            }
+        }
+
     private fun installNewPlayer() {
         newPlayer?.let { newPlayer ->
             viewModelScope.launch {
@@ -335,7 +345,8 @@ class NewPlayerViewModelImpl @Inject constructor(
         }
 
         if (!(newUiModeState == UIModeState.EMBEDDED_VIDEO_CONTROLLER_UI ||
-            newUiModeState == UIModeState.FULLSCREEN_VIDEO_CONTROLLER_UI)) {
+                    newUiModeState == UIModeState.FULLSCREEN_VIDEO_CONTROLLER_UI)
+        ) {
             uiVisibilityJob?.cancel()
         } else {
             resetHideUiDelayedJob()
@@ -387,7 +398,7 @@ class NewPlayerViewModelImpl @Inject constructor(
         progressUpdaterJob = viewModelScope.launch {
             while (true) {
                 updateProgressOnce()
-                delay(1000)
+                delay(if (deviceInPowerSaveMode) 1000 else 1000 / 30/*fps*/)
             }
         }
     }

new-player/src/main/java/net/newpipe/newplayer/ui/NewPlayerUI.kt

@@ -22,6 +22,7 @@ package net.newpipe.newplayer.ui
 
 import android.app.Activity
 import android.content.pm.ActivityInfo
+import android.os.Build
 import android.util.Log
 import android.view.SurfaceView
 import androidx.activity.compose.BackHandler
@@ -54,6 +55,7 @@ import net.newpipe.newplayer.ui.theme.VideoPlayerTheme
 import net.newpipe.newplayer.ui.videoplayer.VideoPlayerUi
 import net.newpipe.newplayer.utils.LockScreenOrientation
 import net.newpipe.newplayer.utils.getDefaultBrightness
+import net.newpipe.newplayer.utils.isInPowerSaveMode
 import net.newpipe.newplayer.utils.setScreenBrightness
 
 private const val TAG = "VideoPlayerUI"
@@ -112,6 +114,13 @@ fun NewPlayerUI(
             }
         }
 
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            val isInPowerSaveMode = isInPowerSaveMode()
+            LaunchedEffect(key1 = isInPowerSaveMode) {
+                viewModel.deviceInPowerSaveMode = isInPowerSaveMode
+            }
+        }
+
         if (uiState.uiMode.fitScreenRotation) {
             if (uiState.contentRatio < 1) {
                 LockScreenOrientation(orientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT)

new-player/src/main/java/net/newpipe/newplayer/ui/audioplayer/AudioPlayerUI.kt

@@ -29,6 +29,7 @@ import androidx.compose.animation.fadeOut
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
@@ -59,6 +60,8 @@ import net.newpipe.newplayer.ui.selection_ui.StreamSelectUI
 import net.newpipe.newplayer.ui.theme.VideoPlayerTheme
 import net.newpipe.newplayer.utils.Thumbnail
 import net.newpipe.newplayer.utils.getInsets
+import net.newpipe.newplayer.utils.getLocale
+import net.newpipe.newplayer.utils.getTimeStringFromMs
 
 
 private val UI_ENTER_ANIMATION = fadeIn(tween(200))
@@ -75,6 +78,9 @@ fun lightAudioControlButtonColorScheme() = ButtonDefaults.buttonColors().copy(
 @Composable
 fun AudioPlayerUI(viewModel: NewPlayerViewModel, uiState: NewPlayerUIState) {
     val insets = getInsets()
+
+    val locale = getLocale()!!
+
     Box(
         modifier = Modifier
             .fillMaxSize()
@@ -164,7 +170,25 @@ fun AudioPlayerUI(viewModel: NewPlayerViewModel, uiState: NewPlayerUIState) {
                                     .fillMaxSize()
                                     .weight(0.2f)
                             )
+
                             NewPlayerSeeker(viewModel = viewModel, uiState = uiState)
+
+                            Row() {
+                                Text(
+                                    getTimeStringFromMs(
+                                        uiState.playbackPositionInMs,
+                                        getLocale() ?: locale
+                                    )
+                                )
+                                Box(modifier = Modifier.fillMaxWidth().weight(1f))
+                                Text(
+                                    getTimeStringFromMs(
+                                        uiState.durationInMs,
+                                        getLocale() ?: locale
+                                    )
+                                )
+                            }
+
                             Box(
                                 modifier = Modifier
                                     .fillMaxSize()
@@ -195,6 +219,9 @@ fun AudioPlayerUI(viewModel: NewPlayerViewModel, uiState: NewPlayerUIState) {
 @Composable
 fun AudioPlayerUIPreview() {
     VideoPlayerTheme {
-        AudioPlayerUI(viewModel = NewPlayerViewModelDummy(), uiState = NewPlayerUIState.DUMMY)
+        AudioPlayerUI(
+            viewModel = NewPlayerViewModelDummy(),
+            uiState = NewPlayerUIState.DUMMY.copy(uiMode = UIModeState.FULLSCREEN_AUDIO)
+        )
     }
 }

new-player/src/main/java/net/newpipe/newplayer/ui/videoplayer/controller/BottomUI.kt

@@ -23,7 +23,9 @@ package net.newpipe.newplayer.ui.videoplayer.controller
 import android.app.Activity
 import androidx.annotation.OptIn
 import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Fullscreen
 import androidx.compose.material.icons.filled.FullscreenExit
@@ -38,6 +40,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
 import androidx.media3.common.util.UnstableApi
 import net.newpipe.newplayer.R
 import net.newpipe.newplayer.model.EmbeddedUiConfig
@@ -67,7 +70,13 @@ fun BottomUI(
         val locale = getLocale()!!
         Text(getTimeStringFromMs(uiState.playbackPositionInMs, getLocale() ?: locale))
 
-        NewPlayerSeeker(modifier = Modifier.weight(1F), viewModel = viewModel, uiState = uiState)
+        NewPlayerSeeker(
+            modifier = Modifier
+                .weight(1F)
+                .padding(start = 4.dp, end = 4.dp),
+            viewModel = viewModel,
+            uiState = uiState
+        )
 
         Text(getTimeStringFromMs(uiState.durationInMs, getLocale() ?: locale))
 
@@ -112,7 +121,7 @@ fun VideoPlayerControllerBottomUIPreview() {
                 viewModel = NewPlayerViewModelDummy(),
                 uiState = NewPlayerUIState.DUMMY.copy(
                     uiMode = UIModeState.FULLSCREEN_VIDEO_CONTROLLER_UI,
-                    seekerPosition = 0.2f,
+                    seekerPosition = 0.0f,
                     playbackPositionInMs = 3 * 60 * 1000,
                     bufferedPercentage = 0.4f
                 ),

new-player/src/main/java/net/newpipe/newplayer/utils/utils.kt

@@ -24,25 +24,23 @@ import android.annotation.SuppressLint
 import android.app.Activity
 import android.content.Context
 import android.content.ContextWrapper
-import android.graphics.drawable.shapes.Shape
 import android.net.Uri
+import android.os.Build
+import android.os.PowerManager
 import android.view.WindowManager
 import androidx.annotation.OptIn
-import androidx.compose.animation.core.withInfiniteAnimationFrameMillis
+import androidx.annotation.RequiresApi
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.displayCutout
-import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.systemBars
 import androidx.compose.foundation.layout.union
 import androidx.compose.foundation.layout.waterfall
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.ReadOnlyComposable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
-import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalConfiguration
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalView
@@ -184,6 +182,13 @@ fun Thumbnail(
     }
 }
 
+@RequiresApi(Build.VERSION_CODES.LOLLIPOP)
+@Composable
+fun isInPowerSaveMode() =
+    (LocalContext.current.getSystemService(Context.POWER_SERVICE) as PowerManager)
+        .isPowerSaveMode
+
+
 @OptIn(UnstableApi::class)
 fun getPlaylistDurationInMS(playlist: List<MediaItem>) : Long {
     var duration = 0L