95 lines
3.5 KiB
Python
95 lines
3.5 KiB
Python
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import os
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import gen_midi_csv as gmc
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import sample_looper as loop
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import subprocess
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def gen_ivory_player_caw_pgm( out_dir, caw_fname, midi_csv_fname, audio_fname, midi_dev_label, midi_port_label ):
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caw_template = f"""
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{{
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base_dir: "{out_dir}"
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io_dict: "{out_dir}/io.cfg"
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proc_dict: "~/src/caw/src/libcw/flow/proc_dict.cfg",
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subnet_dict: "~/src/caw/src/libcw/flow/subnet_dict.cfg",
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programs: {{
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sample_generator: {{
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non_real_time_fl:false,
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network: {{
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procs: {{
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mf: {{ class: midi_file, args:{{ csv_fname:"{midi_csv_fname}" }}}},
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mout: {{ class: midi_out in:{{ in:mf.out }}, args:{{ dev_label:"{midi_dev_label}", port_label:"{midi_port_label}" }}}},
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stop: {{ class: halt, in:{{ in:mf.done_fl }}}}
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ain: {{ class: audio_in, args:{{ dev_label:"main" }}}},
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split: {{ class: audio_split, in:{{ in:ain.out }} args:{{ select: [0,0, 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1] }}}},
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af: {{ class: audio_file_out, in:{{ in:split.out0 }}, args:{{ fname:"{audio_fname}"}}}},
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aout: {{ class: audio_out, in:{{ in:ain.out }}, args:{{ dev_label:"main"}}}},
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}}
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}}
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}}
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}}
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}}
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"""
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with open(caw_fname, "w") as f:
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f.write(caw_template)
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def gen_audio_file( out_dir, midi_csv_fname, midi_dev_label, midi_port_label, caw_exec_fname, audio_fname ):
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caw_cfg_fname = os.path.join(out_dir,f"{midi_pitch:03}_caw.cfg")
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gen_caw_ivory_player_pgm(out_dir, caw_cfg_fname, midi_csv_fname, audio_fname, midi_dev_label, midi_port_label )
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argL = [ caw_exec_fname, "exec", caw_cfg_fname, "sample_generator" ]
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print(" ".join(argL))
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p = subprocess.Popen(argL,stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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out,err =p.communicate()
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if p.returncode != 0:
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print("The call '%s' to failed with code:%i Message:%s %s"," ".join(argL),p.returncode,out,err)
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if __name__ == "__main__":
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# piano pitch range: 21-108
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midi_pitch = 60
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out_dir = "/home/kevin/temp/wt1"
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note_on_sec = 1.5
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note_off_sec = 0.5
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velA = [1,8,15,22,29,36,42,49,56,63,70,77,84,91,98,105,112,119,126]
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velA = [ 1,5,10,16,21,26,32,37,42,48,53,58,64,69,74,80,85,90,96,101,106,112,117,122,127]
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midi_dev_label = "MIDIFACE 2x2"
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midi_port_label = "MIDIFACE 2x2 Midi Out 1"
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caw_exec_fname = "/home/kevin/src/caw/build/linux/debug/bin/caw"
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# Generate the MIDI CSV used to trigger the sampler and a TSV which indicates the location of the
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# triggered notes in seconds.
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midi_csv_fname, mark_tsv_fname = gmc.gen_midi_csv_and_marker_files( midi_pitch, velA, note_on_sec, note_off_sec, out_dir )
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audio_fname = os.path.join(out_dir,"wav",f"{midi_pitch:03}_samples.wav")
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#gen_audio_file( out_dir, midi_csv_fname, midi_dev_label, midi_port_label, caw_exec_fname, midi_pitch )
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loop_marker_out_fname = os.path.join(out_dir,f"{midi_pitch}_loop_mark.txt")
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wt_out_fname = os.path.join(out_dir,"bank",f"{midi_pitch}_wt.json")
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argsD = {
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'end_offset_ms':100,
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'loop_dur_ms':20, # 21=40, 60=20
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'midi_pitch':midi_pitch,
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'guess_cnt':5
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}
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loop.gen_loop_positions( audio_fname, mark_tsv_fname, midi_pitch, argsD, loop_marker_out_fname, wt_out_fname )
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