.EX4 file editing and compiling i want

.circleci/config.yml

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+# Javascript Node CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-javascript/ for more details
+#
+version: 2
+jobs:
+  build:
+    docker:
+      # specify the version you desire here
+      - image: circleci/node:12.16.3
+
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/mongo:3.4.4
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      # Download and cache dependencies
+      - restore_cache:
+          keys:
+          - v1-dependencies-{{ checksum "package.json" }}
+          # fallback to using the latest cache if no exact match is found
+          - v1-dependencies-
+
+      - run: yarn install
+
+      - save_cache:
+          paths:
+            - node_modules
+          key: v1-dependencies-{{ checksum "package.json" }}
+
+      # run tests!
+      - run: yarn test

.gitignore

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+node_modules/
+
+.DS_Store
+/.idea/
+/*.iml

.gitmodules

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+[submodule "opus"]
+	path = opus
+	url = https://gitlab.xiph.org/xiph/opus.git
+  branch = v1.3.1
+[submodule "speexdsp"]
+	path = speexdsp
+	url = https://gitlab.xiph.org/xiph/speexdsp.git
+  branch = SpeexDSP-1.2.0

LICENSE.md

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+## Opus Recorder License (MIT)
+
+Original Work Copyright © 2013 Matt Diamond
+
+Modified Work Copyright © 2014 Christopher Rudmin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+## Opus License (BSD)
+
+Copyright 2001-2011 Xiph.Org, Skype Limited, Octasic,
+                    Jean-Marc Valin, Timothy B. Terriberry,
+                    CSIRO, Gregory Maxwell, Mark Borgerding,
+                    Erik de Castro Lopo
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+- Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+Opus is subject to the royalty-free patent licenses which are
+specified at:
+
+Xiph.Org Foundation:
+https://datatracker.ietf.org/ipr/1524/
+
+Microsoft Corporation:
+https://datatracker.ietf.org/ipr/1914/
+
+Broadcom Corporation:
+https://datatracker.ietf.org/ipr/1526/
+
+
+## Speex License (BSD)
+
+© 2002-2003, Jean-Marc Valin/Xiph.Org Foundation
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+- Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+
+- Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+
+- Neither the name of the Xiph.org Foundation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Makefile

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+INPUT_DIR=./src
+OUTPUT_DIR=./dist
+OUTPUT_DIR_UNMINIFIED=./dist-unminified
+EMCC_OPTS=-O3 -s NO_DYNAMIC_EXECUTION=1 -s NO_FILESYSTEM=1
+DEFAULT_EXPORTS:='_malloc','_free'
+
+LIBOPUS_ENCODER_SRC=$(INPUT_DIR)/encoderWorker.js
+LIBOPUS_DECODER_SRC=$(INPUT_DIR)/decoderWorker.js
+LIBOPUS_ENCODER_MIN=$(OUTPUT_DIR)/encoderWorker.min.js
+LIBOPUS_ENCODER=$(OUTPUT_DIR_UNMINIFIED)/encoderWorker.js
+LIBOPUS_DECODER_MIN=$(OUTPUT_DIR)/decoderWorker.min.js
+LIBOPUS_DECODER=$(OUTPUT_DIR_UNMINIFIED)/decoderWorker.js
+LIBOPUS_DIR=./opus
+LIBOPUS_OBJ=$(LIBOPUS_DIR)/.libs/libopus.a
+LIBOPUS_ENCODER_EXPORTS:='_opus_encoder_create','_opus_encode_float','_opus_encoder_ctl','_opus_encoder_destroy'
+LIBOPUS_DECODER_EXPORTS:='_opus_decoder_create','_opus_decode_float','_opus_decoder_destroy'
+
+LIBSPEEXDSP_DIR=./speexdsp
+LIBSPEEXDSP_OBJ=$(LIBSPEEXDSP_DIR)/libspeexdsp/.libs/libspeexdsp.a
+LIBSPEEXDSP_EXPORTS:='_speex_resampler_init','_speex_resampler_process_interleaved_float','_speex_resampler_destroy'
+
+RECORDER_MIN=$(OUTPUT_DIR)/recorder.min.js
+RECORDER=$(OUTPUT_DIR_UNMINIFIED)/recorder.js
+RECORDER_SRC=$(INPUT_DIR)/recorder.js
+
+WAVE_WORKER_MIN=$(OUTPUT_DIR)/waveWorker.min.js
+WAVE_WORKER=$(OUTPUT_DIR_UNMINIFIED)/waveWorker.js
+WAVE_WORKER_SRC=$(INPUT_DIR)/waveWorker.js
+
+
+default: $(LIBOPUS_ENCODER) $(LIBOPUS_ENCODER_MIN) $(LIBOPUS_DECODER) $(LIBOPUS_DECODER_MIN) $(RECORDER) $(RECORDER_MIN) $(WAVE_WORKER) $(WAVE_WORKER_MIN) test
+
+cleanDist:
+	rm -rf $(OUTPUT_DIR) $(OUTPUT_DIR_UNMINIFIED)
+	mkdir $(OUTPUT_DIR)
+	mkdir $(OUTPUT_DIR_UNMINIFIED)
+
+cleanAll: cleanDist
+	rm -rf $(LIBOPUS_DIR) $(LIBSPEEXDSP_DIR)
+
+test:
+	# Tests need to run relative to `dist` folder for wasm file import
+	cd $(OUTPUT_DIR); node --expose-wasm ../test.js
+
+.PHONY: test
+
+$(LIBOPUS_DIR)/autogen.sh $(LIBSPEEXDSP_DIR)/autogen.sh:
+	git submodule update --init
+
+$(LIBOPUS_OBJ): $(LIBOPUS_DIR)/autogen.sh
+	cd $(LIBOPUS_DIR); ./autogen.sh
+	cd $(LIBOPUS_DIR); emconfigure ./configure --disable-extra-programs --disable-doc --disable-intrinsics --disable-rtcd --disable-stack-protector
+	cd $(LIBOPUS_DIR); emmake make
+
+$(LIBSPEEXDSP_OBJ): $(LIBSPEEXDSP_DIR)/autogen.sh
+	cd $(LIBSPEEXDSP_DIR); ./autogen.sh
+	cd $(LIBSPEEXDSP_DIR); emconfigure ./configure --disable-examples --disable-neon
+	cd $(LIBSPEEXDSP_DIR); emmake make
+
+$(LIBOPUS_ENCODER): $(LIBOPUS_ENCODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+	emcc -o $@ $(EMCC_OPTS) -s BINARYEN_ASYNC_COMPILATION=0 -s SINGLE_FILE=1 -g3 -s EXPORTED_FUNCTIONS="[$(DEFAULT_EXPORTS),$(LIBOPUS_ENCODER_EXPORTS),$(LIBSPEEXDSP_EXPORTS)]" --post-js $(LIBOPUS_ENCODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+
+$(LIBOPUS_ENCODER_MIN): $(LIBOPUS_ENCODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+	emcc -o $@ $(EMCC_OPTS) -s BINARYEN_ASYNC_COMPILATION=0 -s SINGLE_FILE=1 -s EXPORTED_FUNCTIONS="[$(DEFAULT_EXPORTS),$(LIBOPUS_ENCODER_EXPORTS),$(LIBSPEEXDSP_EXPORTS)]" --post-js $(LIBOPUS_ENCODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+
+$(LIBOPUS_DECODER): $(LIBOPUS_DECODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+	npm run webpack -- --config webpack.config.js -d --output-library DecoderWorker $(LIBOPUS_DECODER_SRC) -o $@
+	emcc -o $@ $(EMCC_OPTS) -g3 -s EXPORTED_FUNCTIONS="[$(DEFAULT_EXPORTS),$(LIBOPUS_DECODER_EXPORTS),$(LIBSPEEXDSP_EXPORTS)]" --pre-js $@ $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+
+$(LIBOPUS_DECODER_MIN): $(LIBOPUS_DECODER_SRC) $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+	npm run webpack -- --config webpack.config.js -p --output-library DecoderWorker $(LIBOPUS_DECODER_SRC) -o $@
+	emcc -o $@ $(EMCC_OPTS) -s EXPORTED_FUNCTIONS="[$(DEFAULT_EXPORTS),$(LIBOPUS_DECODER_EXPORTS),$(LIBSPEEXDSP_EXPORTS)]" --pre-js $@ $(LIBOPUS_OBJ) $(LIBSPEEXDSP_OBJ)
+
+$(RECORDER): $(RECORDER_SRC)
+	npm run webpack -- --config webpack.config.js -d --output-library Recorder $(RECORDER_SRC) -o $@
+
+$(RECORDER_MIN): $(RECORDER_SRC)
+	npm run webpack -- --config webpack.config.js -p --output-library Recorder $(RECORDER_SRC) -o $@
+
+$(WAVE_WORKER): $(WAVE_WORKER_SRC)
+	npm run webpack -- -d $(WAVE_WORKER_SRC) -o $@
+
+$(WAVE_WORKER_MIN): $(WAVE_WORKER_SRC)
+	npm run webpack -- -p $(WAVE_WORKER_SRC) -o $@