Rename vidi-player.py to vidi-timeline.py

[vidi-player.git] / vidi-player.py

diff --git a/vidi-player.py b/vidi-player.py
deleted file mode 100755 (executable)
index 4ac51a6..0000000
--- a/vidi-player.py
+++ /dev/null
@@ -1,127 +0,0 @@
-#!/usr/bin/env python3
-#
-# vidi-player - generate GStreamer Editing Services timelines from midi
-#
-# Copyright (C) 2016  Antonio Ospite <ao2@ao2.it>
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-import os
-import sys
-import mido
-import vidi
-
-# TODO: turn that into a command line option
-ADD_REST_BACKGROUND = True
-
-
-def is_note(msg):
-    return msg.type == 'note_on' or msg.type == 'note_off'
-
-
-def is_note_on(msg):
-    return msg.type == 'note_on' and msg.velocity > 0
-
-
-def is_note_off(msg):
-    return ((msg.type == 'note_on' and msg.velocity == 0) or
-            (msg.type == 'note_off'))
-
-
-def check_overlapping_notes(midi_file):
-    previous_note_on = False
-    for msg in midi_file:
-        if is_note_on(msg) and msg.channel == 0:
-            if previous_note_on:
-                return True
-
-            previous_note_on = True
-        elif is_note_off(msg) and msg.channel == 0:
-            previous_note_on = False
-
-    return False
-
-
-def timeline_from_midi(midi_file, video_font_path):
-    timeline = vidi.Timeline()
-
-    elapsed_time = 0
-    start_time = 0
-    for msg in midi_file:
-        elapsed_time += msg.time
-        if is_note_on(msg) and msg.channel == 0:
-            start_time = elapsed_time
-        elif is_note_off(msg) and msg.channel == 0:
-            note = vidi.MidiNote(msg.note)
-            duration = elapsed_time - start_time
-            print("Note name: %3s start_time: %f duration: %f" %
-                  (note.name, start_time, duration))
-
-            video_sample_path = "%s/sample_%s.webm" % (video_font_path, note.name)
-
-            timeline.add_clip(video_sample_path, start_time, duration)
-
-    if ADD_REST_BACKGROUND:
-        rest_sample_path = "%s/sample_rest.png" % video_font_path
-        timeline.add_layer_clip(rest_sample_path, 0, elapsed_time)
-
-    return timeline
-
-
-def usage():
-    print("usage: %s <midi_file> <videofont_directory> [<destination_file>]"
-          % os.path.basename(sys.argv[0]))
-
-
-def main():
-    if len(sys.argv) > 1 and sys.argv[1] in ["-h", "--help"]:
-        usage()
-        return 0
-
-    if len(sys.argv) < 3:
-        usage()
-        return 1
-
-    if not os.path.isdir(sys.argv[2]):
-        sys.stderr.write("The second argument must be the path of the videofont directory\n")
-        usage()
-        return 1
-
-    if len(sys.argv) > 3 and os.path.exists(sys.argv[3]):
-        sys.stderr.write("File '%s' exists, exiting!\n" % sys.argv[3])
-        return 1
-
-    midi_file = mido.MidiFile(sys.argv[1])
-
-    overlapping_notes = check_overlapping_notes(midi_file)
-    if overlapping_notes:
-        sys.stderr.write("Sorry, supporting only midi file with no overlapping notes on channel 0\n")
-        return 1
-
-    video_font_path = os.path.realpath(sys.argv[2])
-
-    timeline = timeline_from_midi(midi_file, video_font_path)
-
-    if len(sys.argv) > 3:
-        timeline.save(sys.argv[3])
-    else:
-        try:
-            timeline.play()
-        except KeyboardInterrupt:
-            timeline.stop()
-            return 1
-
-
-if __name__ == "__main__":
-    sys.exit(main())