NEW

Author: PythonnotJava

src/pkg/Fymew/backup/Where I came from.mp3

@@ -0,0 +1,187 @@
+"""
+伤感回忆钢琴曲 - 使用mingus生成（扩展版）
+需要安装: pip install mingus
+"""
+
+from mingus.containers import Note, NoteContainer, Track, Composition
+from mingus.midi import midi_file_out
+import mingus.core.chords as chords
+
+# 创建作曲
+composition = Composition()
+composition.set_author("AI Composer")
+composition.set_title("Memories in Rain (雨中回忆) - Extended")
+
+# 创建左右手音轨
+right_hand = Track()
+left_hand = Track()
+
+# 设置速度 (BPM)
+bpm = 65
+
+# 定义和弦进行（左手伴奏）- 扩展版
+chord_progression = [
+    # 第一部分：引子与主题
+    ('Am', 4), ('F', 4), ('C', 4), ('G', 4),
+    ('Am', 4), ('Dm', 4), ('E7', 4), ('Am', 4),
+    ('F', 4), ('G', 4), ('Em', 4), ('Am', 4),
+    ('Dm', 4), ('G', 4), ('C', 4), ('Am', 4),
+
+    # 第二部分：发展与回忆
+    ('Am', 4), ('F', 4), ('C', 4), ('G', 4),
+    ('Am', 4), ('Dm', 4), ('E7', 4), ('Am', 4),
+    ('F', 4), ('G', 4), ('Em', 4), ('Am', 4),
+    ('Dm', 4), ('G', 4), ('C', 4), ('E7', 4),
+
+    # 第三部分：变奏（新增）
+    ('Am', 4), ('C', 4), ('F', 4), ('Dm', 4),
+    ('Bdim', 4), ('E7', 4), ('Am', 4), ('Am', 4),
+    ('F', 4), ('G', 4), ('C', 4), ('Am', 4),
+    ('Dm', 4), ('E7', 4), ('Am', 4), ('Am', 4),
+
+    # 第四部分：情感高潮（新增）
+    ('F', 4), ('G', 4), ('Am', 4), ('Am', 4),
+    ('Dm', 4), ('E7', 4), ('Am', 4), ('C', 4),
+    ('F', 4), ('G', 4), ('Em', 4), ('Am', 4),
+    ('Dm', 4), ('G', 4), ('C', 4), ('Am', 4),
+]
+
+# 右手旋律音符
+melody_phrases = [
+    # === 第一部分：引子与主题 ===
+    # 引子 - 孤独的开始
+    [('A-4', 4), ('C-5', 4), ('E-5', 4), ('A-5', 8), ('G-5', 8), ('E-5', 4)],
+    [('F-5', 4), ('E-5', 8), ('D-5', 8), ('C-5', 4), ('A-4', 4)],
+    [('G-4', 4), ('B-4', 4), ('D-5', 4), ('E-5', 2)],
+    [('E-5', 8), ('D-5', 8), ('C-5', 8), ('B-4', 8), ('A-4', 4), ('C-5', 4)],
+
+    # 主题 - 回忆涌现
+    [('A-5', 8), ('G-5', 8), ('E-5', 4), ('C-5', 8), ('D-5', 8), ('E-5', 4)],
+    [('F-5', 4), ('A-5', 8), ('G-5', 8), ('F-5', 4), ('D-5', 4)],
+    [('E-5', 8), ('F-5', 8), ('E-5', 8), ('D-5', 8), ('C-5', 4), ('B-4', 4)],
+    [('A-4', 4), ('C-5', 8), ('E-5', 8), ('A-5', 2)],
+
+    # 发展 - 情绪高涨
+    [('C-6', 8), ('B-5', 8), ('A-5', 4), ('G-5', 4), ('F-5', 4)],
+    [('G-5', 4), ('E-5', 8), ('F-5', 8), ('D-5', 4), ('E-5', 4)],
+    [('E-5', 8), ('D-5', 8), ('C-5', 4), ('B-4', 4), ('A-4', 4)],
+    [('A-4', 4), ('C-5', 4), ('E-5', 4), ('A-5', 4)],
+
+    # 回忆片段 - 温柔回想
+    [('D-5', 4), ('F-5', 8), ('E-5', 8), ('D-5', 4), ('C-5', 4)],
+    [('B-4', 4), ('D-5', 4), ('G-5', 4), ('F-5', 8), ('E-5', 8)],
+    [('C-5', 4), ('E-5', 4), ('G-5', 8), ('F-5', 8), ('E-5', 4)],
+    [('E-5', 8), ('D-5', 8), ('C-5', 4), ('B-4', 4), ('A-4', 4)],
+
+    # === 第二部分：深入回忆（优化旋律流畅度）===
+    [('A-4', 4), ('C-5', 4), ('E-5', 4), ('A-5', 8), ('G-5', 8)],
+    [('F-5', 4), ('E-5', 4), ('D-5', 4), ('C-5', 4)],
+    [('G-4', 4), ('B-4', 4), ('D-5', 4), ('E-5', 4)],
+    [('E-5', 4), ('D-5', 4), ('C-5', 4), ('B-4', 4)],
+
+    [('A-4', 4), ('C-5', 4), ('E-5', 4), ('G-5', 8), ('F-5', 8)],
+    [('F-5', 4), ('E-5', 4), ('D-5', 4), ('F-5', 4)],
+    [('E-5', 4), ('D-5', 4), ('C-5', 4), ('B-4', 4)],
+    [('C-5', 4), ('B-4', 4), ('A-4', 2)],
+
+    # === 第三部分：变奏（新增）===
+    # 更加细腻的情感表达
+    [('A-5', 8), ('B-5', 8), ('C-6', 4), ('B-5', 8), ('A-5', 8), ('G-5', 4)],
+    [('E-5', 4), ('G-5', 8), ('F-5', 8), ('E-5', 4), ('D-5', 4)],
+    [('C-5', 8), ('D-5', 8), ('E-5', 4), ('D-5', 8), ('C-5', 8), ('B-4', 4)],
+    [('A-4', 4), ('C-5', 4), ('E-5', 4), ('A-5', 4)],
+
+    [('F-5', 4), ('E-5', 8), ('D-5', 8), ('C-5', 4), ('A-4', 4)],
+    [('B-4', 4), ('D-5', 4), ('G-5', 8), ('F-5', 8), ('E-5', 4)],
+    [('A-5', 8), ('G-5', 8), ('E-5', 4), ('C-5', 4), ('A-4', 4)],
+    [('E-5', 8), ('D-5', 8), ('C-5', 4), ('B-4', 4), ('A-4', 4)],
+
+    # === 第四部分：情感高潮（新增）===
+    [('C-6', 4), ('B-5', 8), ('A-5', 8), ('G-5', 4), ('F-5', 4)],
+    [('E-5', 4), ('F-5', 4), ('G-5', 8), ('A-5', 8), ('E-5', 4)],
+    [('D-5', 4), ('E-5', 4), ('F-5', 4), ('E-5', 8), ('D-5', 8)],
+    [('C-5', 4), ('E-5', 8), ('D-5', 8), ('C-5', 4), ('A-4', 4)],
+
+    # 渐弱过渡
+    [('F-5', 8), ('E-5', 8), ('D-5', 4), ('C-5', 4), ('B-4', 4)],
+    [('B-4', 4), ('C-5', 4), ('D-5', 4), ('E-5', 4)],
+    [('E-5', 8), ('D-5', 8), ('C-5', 4), ('B-4', 4), ('A-4', 4)],
+    [('C-5', 8), ('B-4', 8), ('A-4', 4), ('E-4', 4), ('A-4', 4)],
+]
+
+def add_left_hand_pattern(track, chord_name, duration_per_note, variation=0):
+    """添加左手分解和弦伴奏，支持不同变化"""
+    try:
+        chord_notes = chords.from_shorthand(chord_name)
+        if len(chord_notes) >= 3:
+            if variation == 0:
+                # 标准分解和弦
+                bass = Note(chord_notes[0], 3)
+                track.add_notes(bass, duration_per_note * 2)
+
+                nc1 = NoteContainer([Note(chord_notes[1], 3), Note(chord_notes[2], 4)])
+                track.add_notes(nc1, duration_per_note)
+
+                nc2 = NoteContainer([Note(chord_notes[0], 4), Note(chord_notes[2], 4)])
+                track.add_notes(nc2, duration_per_note)
+            elif variation == 1:
+                # 和弦型伴奏（情感高潮处）
+                bass = Note(chord_notes[0], 3)
+                track.add_notes(bass, duration_per_note)
+
+                nc = NoteContainer([Note(chord_notes[0], 4), Note(chord_notes[1], 4), Note(chord_notes[2], 4)])
+                track.add_notes(nc, duration_per_note * 3)
+    except:
+        track.add_notes(None, duration_per_note * 4)
+
+# 生成音乐
+print("正在创作《雨中回忆 - 扩展版》...")
+print("结构：引子 → 主题 → 发展 → 回忆 → 变奏 → 高潮 → 尾声")
+
+# 遍历每个小节
+for i, (chord_name, duration) in enumerate(chord_progression):
+    # 在高潮部分使用不同的伴奏型
+    variation = 1 if i >= 32 else 0
+
+    # 左手：和弦伴奏
+    add_left_hand_pattern(left_hand, chord_name, 8, variation)
+
+    # 右手：旋律
+    if i < len(melody_phrases):
+        for note_name, note_duration in melody_phrases[i]:
+            right_hand.add_notes(Note(note_name), note_duration)
+    else:
+        right_hand.add_notes(None, 1)
+
+# 尾声 - 渐弱消失
+print("添加尾声...")
+ending_melody = [
+    ('E-5', 8), ('C-5', 8), ('A-4', 4), ('C-5', 4), ('E-5', 4),
+    ('A-5', 8), ('G-5', 8), ('E-5', 4), ('C-5', 4), ('A-4', 4),
+    ('E-5', 4), ('D-5', 4), ('C-5', 4), ('B-4', 4),
+    ('A-4', 2), ('C-5', 4), ('E-4', 2), ('A-4', 1)
+]
+for note_name, note_duration in ending_melody:
+    right_hand.add_notes(Note(note_name), note_duration)
+
+# 左手：结束和弦
+left_hand.add_notes(Note('A-3'), 4)
+left_hand.add_notes(Note('E-3'), 4)
+left_hand.add_notes(Note('C-3'), 4)
+left_hand.add_notes(NoteContainer([Note('A-2'), Note('E-3'), Note('A-3')]), 1)
+
+# 添加音轨到作曲
+composition.add_track(right_hand)
+composition.add_track(left_hand)
+
+# 导出MIDI文件
+output_file = "memories_in_rain_extended.mid"
+midi_file_out.write_Composition(output_file, composition, bpm=bpm)
+
+print(f"\n✓ MIDI文件已生成: {output_file}")
+print(f"  速度: {bpm} BPM")
+print(f"  调性: A小调")
+print(f"  时长: 约2分钟")
+print(f"  段落: 7个部分，更丰富的情感层次")
+print(f"\n请使用MIDI播放器播放此文件")
+print("推荐播放器: Windows Media Player, VLC, MuseScore, GarageBand等")