access to audiodata for external use

src/Audio.cpp

@@ -3797,6 +3797,15 @@ int Audio::sendBytes(uint8_t* data, size_t len) {
         }
     }
     compute_audioCurrentTime(bytesDecoded);
+
+    if(audio_process_extern){
+        bool continueI2S = false;
+        audio_process_extern(m_outBuff, m_validSamples, &continueI2S);
+        if(!continueI2S){
+            return bytesDecoded;
+        }
+    }
+
     while(m_validSamples) {
         playChunk();
     }

src/Audio.h

@@ -2,7 +2,7 @@
  * Audio.h
  *
  *  Created on: Oct 26,2018
- *  Updated on: Oct 27,2021
+ *  Updated on: Nov 10,2021
  *      Author: Wolle (schreibfaul1)
  */
 
@@ -77,6 +77,7 @@ extern __attribute__((weak)) void audio_icydescription(const char*);
 extern __attribute__((weak)) void audio_lasthost(const char*);
 extern __attribute__((weak)) void audio_eof_speech(const char*);
 extern __attribute__((weak)) void audio_eof_stream(const char*); // The webstream comes to an end
+extern __attribute__((weak)) void audio_process_extern(int16_t* buff, uint16_t len, bool *continueI2S); // record audiodata or send via BT
 
 //----------------------------------------------------------------------------------------------------------------------