adjust speaking rate range

app.py

@@ -40,7 +40,7 @@ def tts_inference(
     args_list += ["--speaker_name_2", None]
     args_list += ["--text", input_text]
     args_list += ["--mode","single"]
-    args_list += ["--duration_control",str(float(duration))]
+    args_list += ["--duration_control",str(float(2.05-duration))]
     args_list += ["--output_dir", "result"]
     args_list += ["--log_level", "debug"]
 
@@ -72,7 +72,7 @@ def tc_inference(
     args_list += ["--alpha", str(float(confusion_degree))]
     args_list += ["--text", input_text]
     args_list += ["--mode","single"]
-    args_list += ["--duration_control",str(float(duration))]
+    args_list += ["--duration_control",str(float(2.05-duration))]
     args_list += ["--output_dir", "result"]
     args_list += ["--log_level", "debug"]
 
@@ -105,12 +105,12 @@ tts_demo_inputs = [
         value="Cori Samuel"
     ),
     gr.Slider(
-        1,
-        5,
+        0.1,
+        2,
         value=1,
-        step=0.25,
+        step=0.05,
         label="Speaking Rate",
-        info="As the step number increases, the speaking rate will be slower.",
+        info="As the step number increases, the speaking rate will be faster.",
     )
 ]
 
@@ -143,12 +143,12 @@ tc_demo_inputs = [
         info="As the step number increases, the generated voice will be more similar to speaker 2.",
     ),
     gr.Slider(
-        1,
-        5,
+        0.1,
+        2,
         value=1,
-        step=0.25,
+        step=0.05,
         label="Speaking Rate",
-        info="As the step number increases, the speaking rate will be slower.",
+        info="As the step number increases, the speaking rate will be faster.",
     )
 ]