snapshot

libraries/audio-tools/tests-cmake/codec/container-binary/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.20)
+
+# set the project name
+project(container-binary)
+set (CMAKE_CXX_STANDARD 11)
+set (DCMAKE_CXX_FLAGS "-Werror")
+# add_compile_options(-Wstack-usage=1024)
+include(FetchContent)
+
+# Build with arduino-audio-tools
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+    add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../../.. ${CMAKE_CURRENT_BINARY_DIR}/arduino-audio-tools )
+endif()
+
+
+# build sketch as executable
+add_executable (container-binary container-binary.cpp)
+
+# set preprocessor defines
+target_compile_definitions(container-binary PUBLIC -DIS_MIN_DESKTOP)
+
+# OS/X might need this setting for core audio
+#target_compile_definitions(portaudio PUBLIC -DPA_USE_COREAUDIO=1)
+
+# specify libraries
+target_link_libraries(container-binary arduino-audio-tools)
+

libraries/audio-tools/tests-cmake/codec/container-binary/container-binary.cpp

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+/**
+ * @file communication-container-binary.ino
+ * @author Phil Schatzmann
+ * @brief generate sine wave -> encoder -> decoder -> audiokit (i2s)
+ * @version 0.1
+ * @date 2022-04-30
+ * 
+ * @copyright Copyright (c) 2022
+ * 
+ */
+#include "AudioTools.h"
+#include "AudioTools/AudioCodecs/ContainerBinary.h"
+
+AudioInfo info(8000,1,16);
+SineWaveGenerator<int16_t> sineWave( 32000);  // subclass of SoundGenerator with max amplitude of 32000
+GeneratedSoundStream<int16_t> sound( sineWave); // Stream generated from sine wave
+CsvOutput<int16_t> out(Serial);
+EncodedAudioStream decoder(&out,new BinaryContainerDecoder()); // encode and write
+EncodedAudioStream encoder(&out,new BinaryContainerEncoder()); // encode and write
+StreamCopy copier(encoder, sound);     
+
+void setup() {
+  AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
+
+  // start 
+  Serial.println("starting...");
+  auto cfgi = out.defaultConfig(TX_MODE);
+  cfgi.copyFrom(info);
+  out.begin(cfgi);
+
+  // Setup sine wave
+  sineWave.begin(info, N_B4);
+
+  // start decoder
+  decoder.begin(info);
+
+  // start encoder
+  encoder.begin(info);
+
+  Serial.println("Test started...");
+}
+
+
+void loop() { 
+  copier.copy();
+}