From 520f3915175cf62e3aaf9f51ea3d6d7b6c89eef7 Mon Sep 17 00:00:00 2001
From: pschatzmann <phil.schatzmann@gmail.com>
Date: Sat, 4 Nov 2023 16:53:12 +0100
Subject: [PATCH] Correct Broken AudioPlayer (Fade)

---
 src/AudioCodecs/AudioEncoded.h | 9 +++++++--
 src/AudioTools/AudioPlayer.h   | 4 +---
 src/AudioTools/Fade.h          | 2 ++
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/AudioCodecs/AudioEncoded.h b/src/AudioCodecs/AudioEncoded.h
index 5fd15f96fd..9f76dbe9a9 100644
--- a/src/AudioCodecs/AudioEncoded.h
+++ b/src/AudioCodecs/AudioEncoded.h
@@ -374,7 +374,7 @@ class EncodedAudioOutput : public AudioStream {
       return 0;
     }
 
-    if(availableForWrite()==0){
+    if(check_available_for_write && availableForWrite()==0){
       return 0;
     }
 
@@ -400,6 +400,10 @@ class EncodedAudioOutput : public AudioStream {
   void setLogLevel(AudioLogger::LogLevel level){
     custom_log_level.set(level);
   }
+  /// Is Available for Write check activated ?
+  bool isCheckAvailableForWrite() {
+      return check_available_for_write;
+  }
 
  protected:
   //AudioInfo info;
@@ -407,7 +411,8 @@ class EncodedAudioOutput : public AudioStream {
   AudioEncoder *encoder_ptr = CodecNOP::instance();  // decoder
   AudioWriter *writer_ptr = nullptr;
   Print *ptr_out = nullptr;
-  bool active;
+  bool active = false;
+  bool check_available_for_write = false;
   CustomLogLevel custom_log_level;
 };
 
diff --git a/src/AudioTools/AudioPlayer.h b/src/AudioTools/AudioPlayer.h
index 45439aa090..f82adb837c 100644
--- a/src/AudioTools/AudioPlayer.h
+++ b/src/AudioTools/AudioPlayer.h
@@ -169,9 +169,7 @@ namespace audio_tools {
             autonext = p_source->isAutoNext();
 
             // initial audio info for fade from output when not defined yet
-            if (fade.audioInfo().channels==0){
-                setupFade();
-            }
+            setupFade();
             
             // start dependent objects
             p_out_decoding->begin();
diff --git a/src/AudioTools/Fade.h b/src/AudioTools/Fade.h
index 8512e6e7da..62e18d89a3 100644
--- a/src/AudioTools/Fade.h
+++ b/src/AudioTools/Fade.h
@@ -253,6 +253,7 @@ class FadeStream : public AudioStream {
   /// same as setStream
   void setOutput(Stream &io) {
     p_io = &io;
+    p_out = &io;
   }
 
   /// same as setOutput
@@ -277,6 +278,7 @@ class FadeStream : public AudioStream {
   int available() override { return p_io == nullptr ? 0 : p_io->available(); }
 
   size_t write(const uint8_t *buffer, size_t size) override {
+    if (p_out==nullptr) return 0;
     if (!active) {
       LOGE("%s", error_msg);
       return 0;