commit 4a011689abb747f40ab96dcf5e798f333b18e28b
Author: augustin64 <me.git@augustin64.fr>
Date:   Sun Dec 31 15:05:04 2023 +0100

    Initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4d777fd
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+*.mkv
+out/
+
+.venv
+mscz/
+recordings/
+**/__pycache__
\ No newline at end of file
diff --git a/src/mscz_to_mp3.py b/src/mscz_to_mp3.py
new file mode 100644
index 0000000..d4ab5c4
--- /dev/null
+++ b/src/mscz_to_mp3.py
@@ -0,0 +1,100 @@
+import music21
+import subprocess
+import sys
+import os
+
+
+MSCORE="mscore"
+REMOVE_MID_FILES=False
+
+
+def get_elements(stream, classe):
+    elements = []
+    for el in stream[classe]:
+        offset = el.activeSite.getOffsetBySite(stream.parts[0]) + el.getOffsetBySite(el.activeSite)
+        elements.append((offset, el))
+    return elements
+
+
+def add_elements(stream, elements):
+    st_elements = [(offset, el.number) for (offset, el) in get_elements(stream, 'MetronomeMark')]
+    #print(st_elements)
+    for offset, el in elements:
+        if (offset, el.number) not in st_elements:
+            stream.insert(offset, el)
+            #print(f"Inserting {el}@{offset}")
+
+    return stream
+
+def separate_instruments(input_midi_path, output_folder):
+    # Load MIDI file
+    stream = music21.converter.parse(input_midi_path)
+    outputs = []
+
+    elements = get_elements(stream, 'MetronomeMark')
+    #print(elements)
+
+    # Extract each part (music21.instrument) and create a separate MIDI file for each
+    for i, part in enumerate(stream.parts):
+        part.makeRests(fillGaps=True, inPlace=True)
+        part.makeMeasures(inPlace=True)
+        part.makeTies(inPlace=True)
+
+        # Create a new music21.stream for each part
+        instrument_stream = music21.stream.Score()
+        instrument_stream.append(part)
+
+        instrument_stream = add_elements(instrument_stream, elements)
+
+        # Create a new MIDI file for each music21.instrument
+        output_path = f"{output_folder}/instrument_{i + 1}.mid"
+        instrument_stream.write('midi', fp=output_path)
+        outputs.append(output_path)
+    return outputs
+
+
+def change_instrument(input, output):
+    s = music21.converter.parse(input)
+
+    for el in s.recurse():
+        if 'Instrument' in el.classes: # or 'Piano'
+            el.activeSite.replace(el, music21.instrument.Piano())
+
+    s.write('midi', output)
+
+def basename(name):
+    return '.'.join(name.split('/')[-1].split('.')[:-1])
+
+def create_audios(files, dest="out"):
+    if len(files) == 0:
+        return
+
+    for el in files:
+        subprocess.call(["mscore", el, "-o", os.path.join(dest, basename(el))+".mp3"])
+        print(f"Converted {basename(el)}.mp3")
+
+
+def __main__():
+    SCORE=sys.argv[1]
+    OUT=sys.argv[2]
+    os.makedirs(OUT, exist_ok=True)
+
+    # Create midi file
+    subprocess.call([MSCORE, SCORE, "-o", f"{OUT}/{basename(SCORE)}.mid"])
+
+    midi_files = separate_instruments(f"{OUT}/{basename(SCORE)}.mid", OUT)
+
+    for file in midi_files:
+        change_instrument(file, file)
+
+    print("=== Creating audios ===")
+    #create_audios(midi_files, OUT)
+
+    if REMOVE_MID_FILES:
+        os.remove(f"{OUT}/{basename(SCORE)}.mid")
+        for file in midi_files:
+            os.remove(file)
+
+
+if __name__ == "__main__":
+    __main__()
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diff --git a/src/recording.sh b/src/recording.sh
new file mode 100755
index 0000000..3fcbf42
--- /dev/null
+++ b/src/recording.sh
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+#!/bin/bash
+SURFACE=$(slurp)
+
+sleep 5
+wlrctl pointer click
+wf-recorder -g "$SURFACE"
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diff --git a/src/set_audio.sh b/src/set_audio.sh
new file mode 100755
index 0000000..9e16898
--- /dev/null
+++ b/src/set_audio.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+
+IN=recordings/le_roi.mkv
+AUDIOS=out
+OUT=videos
+#TEMPO=90
+#ADDED_TEMPS=3
+#TEMP_DIR=$(mktemp -d)
+
+#OFFSET=$(bc <<< "scale=20; 60.0/$TEMPO * $ADDED_TEMPS")
+
+mkdir -p "$VIDEOS"
+
+add_audio () {
+    #temp_file=$TEMP_DIR/$(basename $2)
+    #echo temp: $temp_file
+    #ffmpeg -i $2 \
+    #    -ss $OFFSET \
+    #    -acodec copy \
+    #    $temp_file
+
+    ffmpeg -y \
+        -i $1 \
+        -i $2 \
+        -c:v copy \
+        -map 0:v:0 \
+        -map 1:a:0 \
+        $3
+
+    #rm $temp_file
+}
+
+add_audio "$IN" "$AUDIOS/instrument_1.mp3" "$OUT/soprane.mkv"
+add_audio "$IN" "$AUDIOS/instrument_2.mp3" "$OUT/alti.mkv"
+add_audio "$IN" "$AUDIOS/instrument_3.mp3" "$OUT/tenor.mkv"
+add_audio "$IN" "$AUDIOS/instrument_4.mp3" "$OUT/basse.mkv"