From e1ad15cdee2cd280b956fe5d3ed26e2b21f24a5c Mon Sep 17 00:00:00 2001
From: gedoor <gekunfei@live.com>
Date: Tue, 9 Feb 2021 19:46:26 +0800
Subject: [PATCH] exoplayer

---
 app/build.gradle                              |  3 ++
 .../app/service/HttpReadAloudService.kt       | 28 +++++++++----------
 2 files changed, 17 insertions(+), 14 deletions(-)

diff --git a/app/build.gradle b/app/build.gradle
index c01677c0c..02045668f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -203,6 +203,9 @@ dependencies {
     implementation 'io.noties.markwon:ext-tables:4.6.0'
     implementation 'io.noties.markwon:html:4.6.0'
 
+    //ExoPlayer
+    implementation 'com.google.android.exoplayer:exoplayer:2.13.0'
+
     //转换繁体
     implementation 'com.hankcs:hanlp:portable-1.7.8'
 
diff --git a/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt b/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
index 8ad7b1420..c3f1691ef 100644
--- a/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
+++ b/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
@@ -26,7 +26,7 @@ class HttpReadAloudService : BaseReadAloudService(),
         MediaPlayer.OnErrorListener,
         MediaPlayer.OnCompletionListener {
 
-    private val mediaPlayer = MediaPlayer()
+    private val player by lazy { MediaPlayer() }
     private lateinit var ttsFolder: String
     private var task: Coroutine<*>? = null
     private var playingIndex = -1
@@ -34,9 +34,9 @@ class HttpReadAloudService : BaseReadAloudService(),
     override fun onCreate() {
         super.onCreate()
         ttsFolder = externalCacheDir!!.absolutePath + File.separator + "httpTTS"
-        mediaPlayer.setOnErrorListener(this)
-        mediaPlayer.setOnPreparedListener(this)
-        mediaPlayer.setOnCompletionListener(this)
+        player.setOnErrorListener(this)
+        player.setOnPreparedListener(this)
+        player.setOnCompletionListener(this)
     }
 
     override fun onTaskRemoved(rootIntent: Intent?) {
@@ -47,11 +47,11 @@ class HttpReadAloudService : BaseReadAloudService(),
     override fun onDestroy() {
         super.onDestroy()
         task?.cancel()
-        mediaPlayer.release()
+        player.release()
     }
 
     override fun newReadAloud(dataKey: String?, play: Boolean) {
-        mediaPlayer.reset()
+        player.reset()
         playingIndex = -1
         super.newReadAloud(dataKey, play)
     }
@@ -142,9 +142,9 @@ class HttpReadAloudService : BaseReadAloudService(),
     private fun playAudio(fd: FileDescriptor) {
         if (playingIndex != nowSpeak && requestFocus()) {
             try {
-                mediaPlayer.reset()
-                mediaPlayer.setDataSource(fd)
-                mediaPlayer.prepareAsync()
+                player.reset()
+                player.setDataSource(fd)
+                player.prepareAsync()
                 playingIndex = nowSpeak
                 postEvent(EventBus.TTS_PROGRESS, readAloudNumber + 1)
             } catch (e: Exception) {
@@ -199,7 +199,7 @@ class HttpReadAloudService : BaseReadAloudService(),
 
     override fun pauseReadAloud(pause: Boolean) {
         super.pauseReadAloud(pause)
-        mediaPlayer.pause()
+        player.pause()
     }
 
     override fun resumeReadAloud() {
@@ -207,7 +207,7 @@ class HttpReadAloudService : BaseReadAloudService(),
         if (playingIndex == -1) {
             play()
         } else {
-            mediaPlayer.start()
+            player.start()
         }
     }
 
@@ -216,7 +216,7 @@ class HttpReadAloudService : BaseReadAloudService(),
      */
     override fun upSpeechRate(reset: Boolean) {
         task?.cancel()
-        mediaPlayer.stop()
+        player.stop()
         playingIndex = -1
         downloadAudio()
     }
@@ -226,7 +226,7 @@ class HttpReadAloudService : BaseReadAloudService(),
      */
     override fun prevP() {
         if (nowSpeak > 0) {
-            mediaPlayer.stop()
+            player.stop()
             nowSpeak--
             readAloudNumber -= contentList[nowSpeak].length.minus(1)
             play()
@@ -238,7 +238,7 @@ class HttpReadAloudService : BaseReadAloudService(),
      */
     override fun nextP() {
         if (nowSpeak < contentList.size - 1) {
-            mediaPlayer.stop()
+            player.stop()
             readAloudNumber += contentList[nowSpeak].length.plus(1)
             nowSpeak++
             play()