Update app.py
Browse files
app.py
CHANGED
@@ -27,7 +27,7 @@ cancel_encode = False
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cancel_decode = False
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cancel_stream = False
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@spaces.GPU(duration=30)
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def encode_audio(audio_file_path):
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global cancel_encode
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@@ -51,22 +51,10 @@ def encode_audio(audio_file_path):
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# Encode the audio
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tokens = semanticodec.encode(temp_wav_file_path)
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# Convert tokens to NumPy
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tokens_numpy = tokens.detach().cpu().numpy()
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print(f"
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# Ensure tokens_numpy is 2D
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if tokens_numpy.ndim == 1:
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tokens_numpy = tokens_numpy.reshape(1, -1)
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elif tokens_numpy.ndim == 2:
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pass # Already 2D
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elif tokens_numpy.ndim == 3 and tokens_numpy.shape[0] == 1:
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tokens_numpy = tokens_numpy.squeeze(0)
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else:
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raise ValueError(f"Unexpected tokens array shape: {tokens_numpy.shape}")
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print(f"Reshaped tokens shape: {tokens_numpy.shape}")
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# Create temporary .owie file
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temp_fd, temp_file_path = tempfile.mkstemp(suffix=".owie")
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@@ -82,12 +70,12 @@ def encode_audio(audio_file_path):
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except Exception as e:
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print(f"Encoding error: {e}")
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return None
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finally:
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cancel_encode = False
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if 'temp_wav_file_path' in locals():
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os.remove(temp_wav_file_path)
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# Add this function to handle the output
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def handle_encode_output(file_path):
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@@ -95,7 +83,7 @@ def handle_encode_output(file_path):
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return None, gr.Markdown("Encoding failed. Please ensure you've uploaded an audio file and try again.", visible=True)
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return file_path, gr.Markdown(visible=False)
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@spaces.GPU(duration=30)
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def decode_audio(encoded_file_path):
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global cancel_decode
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@@ -105,18 +93,11 @@ def decode_audio(encoded_file_path):
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sample_rate = int.from_bytes(temp_file.read(4), byteorder='little')
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compressed_data = temp_file.read()
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tokens_numpy_bytes = lz4.frame.decompress(compressed_data)
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tokens_numpy = np.frombuffer(tokens_numpy_bytes, dtype=np.int64)
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# Reshape tokens to match the original shape
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tokens_numpy = tokens_numpy.reshape(1, -1, 2)
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# Create a writable copy of the numpy array
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tokens_numpy = np.array(tokens_numpy, copy=True)
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# Move the tensor to the same device as the model
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tokens = torch.from_numpy(tokens_numpy).to(device=semanticodec.device)
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# Debugging prints to check tensor shapes and device
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print(f"Tokens shape: {tokens.shape}, dtype: {tokens.dtype}, device: {tokens.device}")
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print(f"Model device: {semanticodec.device}")
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@@ -124,23 +105,20 @@ def decode_audio(encoded_file_path):
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with torch.no_grad():
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waveform = semanticodec.decode(tokens)
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# Move waveform to CPU for saving
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waveform_cpu = waveform.cpu()
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# Save to a temporary WAV file
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temp_wav_path = tempfile.mktemp(suffix=".wav")
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torchaudio.save(temp_wav_path,
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return temp_wav_path
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except Exception as e:
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print(f"Decoding error: {e}")
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print(f"Traceback: {traceback.format_exc()}")
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return str(e)
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finally:
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cancel_decode = False
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@spaces.GPU(duration=30)
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async def stream_decode_audio(encoded_file_path) -> Generator[tuple, None, None]:
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global cancel_stream
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@@ -150,11 +128,7 @@ async def stream_decode_audio(encoded_file_path) -> Generator[tuple, None, None]
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sample_rate = int.from_bytes(temp_file.read(4), byteorder='little')
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compressed_data = temp_file.read()
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tokens_numpy_bytes = lz4.frame.decompress(compressed_data)
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tokens_numpy = np.frombuffer(tokens_numpy_bytes, dtype=np.int64)
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tokens_numpy = tokens_numpy.reshape(1, -1, 2)
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# Create a writable copy of the numpy array
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tokens_numpy = np.array(tokens_numpy, copy=True)
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# Move the tensor to the same device as the model
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tokens = torch.from_numpy(tokens_numpy).to(device=semanticodec.device)
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@@ -163,13 +137,13 @@ async def stream_decode_audio(encoded_file_path) -> Generator[tuple, None, None]
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print(f"Model device: {semanticodec.device}")
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# Decode the audio in chunks
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chunk_size = sample_rate
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with torch.no_grad():
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for i in range(0, tokens.shape[
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if cancel_stream:
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break # Exit the loop if cancellation is requested
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tokens_chunk = tokens[
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audio_chunk = semanticodec.decode(tokens_chunk)
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# Convert to numpy array and transpose
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audio_data = audio_chunk.squeeze(0).cpu().numpy().T
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@@ -182,17 +156,17 @@ async def stream_decode_audio(encoded_file_path) -> Generator[tuple, None, None]
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yield (sample_rate, np.zeros((chunk_size, 1), dtype=np.float32)) # Return silence
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finally:
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cancel_stream = False
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# Gradio Interface
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with gr.Blocks() as demo:
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gr.Markdown("## Audio Compression with SemantiCodec (GPU/CPU)")
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with gr.Tab("Encode"):
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input_audio = gr.Audio(label="Input Audio", type="filepath")
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encode_button = gr.Button("Encode")
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cancel_encode_button = gr.Button("Cancel")
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encoded_output = gr.File(label="Encoded File (.owie)", type="filepath")
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encode_error_message = gr.Markdown(visible=False)
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def encode_wrapper(audio):
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@@ -205,24 +179,24 @@ with gr.Blocks() as demo:
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inputs=input_audio,
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outputs=[encoded_output, encode_error_message]
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)
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cancel_encode_button.click(lambda: globals().update(cancel_encode=True), outputs=None)
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with gr.Tab("Decode"):
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input_encoded = gr.File(label="Encoded File (.owie)", type="filepath")
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decode_button = gr.Button("Decode")
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cancel_decode_button = gr.Button("Cancel")
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decoded_output = gr.Audio(label="Decoded Audio", type="filepath")
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decode_button.click(decode_audio, inputs=input_encoded, outputs=decoded_output)
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cancel_decode_button.click(lambda: globals().update(cancel_decode=True), outputs=None)
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with gr.Tab("Streaming"):
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input_encoded_stream = gr.File(label="Encoded File (.owie)", type="filepath")
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stream_button = gr.Button("Start Streaming")
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cancel_stream_button = gr.Button("Cancel")
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audio_output = gr.Audio(label="Streaming Audio Output", streaming=True)
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stream_button.click(stream_decode_audio, inputs=input_encoded_stream, outputs=audio_output)
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cancel_stream_button.click(lambda: globals().update(cancel_stream=True), outputs=None)
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demo.queue().launch()
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cancel_decode = False
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cancel_stream = False
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@spaces.GPU(duration=30)
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def encode_audio(audio_file_path):
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global cancel_encode
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# Encode the audio
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tokens = semanticodec.encode(temp_wav_file_path)
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# Convert tokens to NumPy
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tokens_numpy = tokens.detach().cpu().numpy()
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print(f"Tokens shape: {tokens_numpy.shape}")
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# Create temporary .owie file
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temp_fd, temp_file_path = tempfile.mkstemp(suffix=".owie")
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except Exception as e:
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print(f"Encoding error: {e}")
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return None
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finally:
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cancel_encode = False
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if 'temp_wav_file_path' in locals():
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os.remove(temp_wav_file_path)
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# Add this function to handle the output
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def handle_encode_output(file_path):
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return None, gr.Markdown("Encoding failed. Please ensure you've uploaded an audio file and try again.", visible=True)
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return file_path, gr.Markdown(visible=False)
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@spaces.GPU(duration=30)
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def decode_audio(encoded_file_path):
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global cancel_decode
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sample_rate = int.from_bytes(temp_file.read(4), byteorder='little')
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compressed_data = temp_file.read()
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tokens_numpy_bytes = lz4.frame.decompress(compressed_data)
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tokens_numpy = np.frombuffer(tokens_numpy_bytes, dtype=np.int64).reshape(-1)
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# Move the tensor to the same device as the model
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tokens = torch.from_numpy(tokens_numpy).to(device=semanticodec.device)
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print(f"Tokens shape: {tokens.shape}, dtype: {tokens.dtype}, device: {tokens.device}")
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print(f"Model device: {semanticodec.device}")
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with torch.no_grad():
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waveform = semanticodec.decode(tokens)
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# Save to a temporary WAV file
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temp_wav_path = tempfile.mktemp(suffix=".wav")
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torchaudio.save(temp_wav_path, waveform.squeeze(0).cpu(), sample_rate)
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return temp_wav_path
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except Exception as e:
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print(f"Decoding error: {e}")
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print(f"Traceback: {traceback.format_exc()}")
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return str(e)
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finally:
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cancel_decode = False
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@spaces.GPU(duration=30)
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async def stream_decode_audio(encoded_file_path) -> Generator[tuple, None, None]:
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global cancel_stream
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sample_rate = int.from_bytes(temp_file.read(4), byteorder='little')
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compressed_data = temp_file.read()
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tokens_numpy_bytes = lz4.frame.decompress(compressed_data)
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tokens_numpy = np.frombuffer(tokens_numpy_bytes, dtype=np.int64).reshape(-1)
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# Move the tensor to the same device as the model
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tokens = torch.from_numpy(tokens_numpy).to(device=semanticodec.device)
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print(f"Model device: {semanticodec.device}")
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# Decode the audio in chunks
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chunk_size = sample_rate * 2 # Adjust chunk size as needed
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with torch.no_grad():
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for i in range(0, tokens.shape[0], chunk_size):
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if cancel_stream:
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break # Exit the loop if cancellation is requested
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tokens_chunk = tokens[i:i+chunk_size]
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audio_chunk = semanticodec.decode(tokens_chunk)
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# Convert to numpy array and transpose
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audio_data = audio_chunk.squeeze(0).cpu().numpy().T
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yield (sample_rate, np.zeros((chunk_size, 1), dtype=np.float32)) # Return silence
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finally:
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cancel_stream = False
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# Gradio Interface
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with gr.Blocks() as demo:
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gr.Markdown("## Audio Compression with SemantiCodec (GPU/CPU)")
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with gr.Tab("Encode"):
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input_audio = gr.Audio(label="Input Audio", type="filepath")
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encode_button = gr.Button("Encode")
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cancel_encode_button = gr.Button("Cancel")
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encoded_output = gr.File(label="Encoded File (.owie)", type="filepath")
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encode_error_message = gr.Markdown(visible=False)
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def encode_wrapper(audio):
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inputs=input_audio,
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outputs=[encoded_output, encode_error_message]
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)
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cancel_encode_button.click(lambda: globals().update(cancel_encode=True), outputs=None)
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with gr.Tab("Decode"):
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input_encoded = gr.File(label="Encoded File (.owie)", type="filepath")
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decode_button = gr.Button("Decode")
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cancel_decode_button = gr.Button("Cancel")
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decoded_output = gr.Audio(label="Decoded Audio", type="filepath")
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decode_button.click(decode_audio, inputs=input_encoded, outputs=decoded_output)
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cancel_decode_button.click(lambda: globals().update(cancel_decode=True), outputs=None)
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with gr.Tab("Streaming"):
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input_encoded_stream = gr.File(label="Encoded File (.owie)", type="filepath")
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stream_button = gr.Button("Start Streaming")
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cancel_stream_button = gr.Button("Cancel")
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audio_output = gr.Audio(label="Streaming Audio Output", streaming=True)
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stream_button.click(stream_decode_audio, inputs=input_encoded_stream, outputs=audio_output)
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cancel_stream_button.click(lambda: globals().update(cancel_stream=True), outputs=None)
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demo.queue().launch()
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