update

app.py

@@ -25,6 +25,7 @@ if not os.path.exists('pretrained_models/fireredtts_gpt.pt'):
                 'pretrained_models/fireredtts_token2wav.pt')
 
 
+sampling_rate = 24000
 tts = FireRedTTS(
     config_path="configs/config_24k.json",
     pretrained_path='pretrained_models',
@@ -38,7 +39,7 @@ def tts_inference(text, prompt_wav='examples/prompt_1.wav', lang='zh'):
     )[0].detach().cpu().numpy()
     print(f'Generate waveform with the shape of {syn_audio.shape}')
     syn_audio = (syn_audio * 32768).astype(np.int16)
-    return 48000, syn_audio
+    return sampling_rate, syn_audio
 
 
 iface = gr.Interface(