asd

venv/lib/python3.12/site-packages/ffmpeg/audio.py

@@ -0,0 +1,60 @@
+#!/usr/local/bin/python3
+
+import subprocess
+
+
+# 调整音频播放速率
+def a_speed(input_file, speed, out_file):
+    try:
+        cmd = "ffmpeg -y -i %s -filter_complex \"atempo=tempo=%s\" %s" % (input_file, speed, out_file)
+        res = subprocess.call(cmd, shell=True)
+
+        if res != 0:
+            return False
+        return True
+    except Exception:
+        return False
+
+
+# 音频截取 str_second 开始时间秒数   intercept 截取长度秒。从开始时间截取多少秒的音频
+def a_intercept(input_file, str_second, duration, out_file):
+    try:
+        cmd = "ffmpeg -y -i %s -ss %s -t %s %s" % (input_file, str_second, duration, out_file)
+        res = subprocess.call(cmd, shell=True)
+
+        if res != 0:
+            return False
+        return True
+    except Exception:
+        return False
+
+
+# 音频拼接 input_file_list = ["1.mp3", "2.mp3"]
+def a_split(input_file_list, out_file):
+    try:
+        if len(input_file_list) < 2:
+            return False
+        split_str = "|"
+        a_list = split_str.join(input_file_list)
+
+        cmd= "ffmpeg -y -i \"concot:%s\" %s" % (a_list, out_file)
+        res = subprocess.call(cmd, shell=True)
+
+        if res != 0:
+            return False
+        return True
+    except Exception:
+        return False
+
+
+# 调整音量大小
+def a_volume(input_file, volume, out_file):
+    try:
+        cmd = "ffmpeg -y -i %s -af volume=%s %s" % (input_file, volume, out_file)
+        res = subprocess.call(cmd, shell=True)
+
+        if res != 0:
+            return False
+        return True
+    except Exception:
+        return False