Upload app.py

app.py

@@ -0,0 +1,75 @@
+import gradio as gr 
+import os
+import subprocess
+import whisper
+from whisper.utils import write_vtt
+
+model = whisper.load_model("medium")
+
+def video2mp3(video_file, output_ext="mp3"):
+    filename, ext = os.path.splitext(video_file)
+    subprocess.call(["ffmpeg", "-y", "-i", video_file, f"{filename}.{output_ext}"], 
+                    stdout=subprocess.DEVNULL,
+                    stderr=subprocess.STDOUT)
+    return f"{filename}.{output_ext}"
+
+def transcribe_audio(file):
+    options = dict(task="transcribe", best_of=5, fp16 = False)
+    text = model.transcribe(file, **options)["text"]
+    return text.strip()
+
+def translate_audio(file):
+    options = dict(task="translate", best_of=5, fp16 = False)
+    text = model.transcribe(file, **options)["text"]
+    return text.strip()
+
+def translate_video(input_video):
+    audio_file = video2mp3(input_video)
+    
+    options = dict(beam_size=5, best_of=5, fp16 = False)
+    translate_options = dict(task="translate", **options)
+    result = model.transcribe(audio_file,**translate_options)
+
+    output_dir = '/content/'
+    audio_path = audio_file.split(".")[0]
+
+    with open(os.path.join(output_dir, audio_path + ".vtt"), "w") as vtt:
+      write_vtt(result["segments"], file=vtt)
+
+    subtitle = audio_path + ".vtt"
+    output_video = audio_path + "_subtitled.mp4"
+
+    os.system(f"ffmpeg -i {input_video} -vf subtitles={subtitle} {output_video}")
+
+    return output_video
+
+block = gr.Blocks()
+
+with block:
+
+    with gr.Group():
+        with gr.Box(): 
+            with gr.Row().style():
+                inp_video = gr.Video(
+                    label="Input Video",
+                    type="filepath",
+                    mirror_webcam = False
+                )
+                op_video = gr.Video()
+            btn = gr.Button("Generate Subtitle Video")
+        btn.click(translate_video, inputs=[inp_video], outputs=[op_video])
+    with gr.Group():
+        audio = gr.Audio(
+            show_label=False,
+            source="microphone",
+            type="filepath"
+        )
+        with gr.Box():
+            with gr.Row().style(equal_height=True):
+                transcribe_button = gr.Button("Transcribe")
+                translate_button = gr.Button("Translate")
+        textbox = gr.Textbox(show_label=False)
+        transcribe_button.click(transcribe_audio, inputs=[audio], outputs=[textbox])
+        translate_button.click(translate_audio, inputs=[audio], outputs=[textbox])
+
+block.launch(debug = True)