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.gitattributes

@@ -1,35 +1,63 @@
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app/app.py

@@ -1,284 +1,284 @@
-import fastapi
-import shutil
-import os
-import zipfile
-import io
-import uvicorn
-import threading
-import glob
-from typing import List
-import torch
-import gdown
-from soundfile import write
-from torchaudio import load
-from librosa import resample
-import logging
-
-logging.basicConfig(level=logging.DEBUG)
-
-from sgmse import ScoreModel
-from sgmse.util.other import pad_spec
-
-
-class ModelAPI:
-
-    def __init__(self, host, port):
-
-        self.host = host
-        self.port = port
-
-        self.base_path = os.path.join(os.path.expanduser("~"), ".modelapi")
-        self.noisy_audio_path = os.path.join(self.base_path, "noisy_audio")
-        self.enhanced_audio_path = os.path.join(self.base_path, "enhanced_audio")
-        app_dir = os.path.dirname(os.path.abspath(__file__))
-        self.ckpt_path = glob.glob(os.path.join(app_dir, "*.ckpt"))[0]
-        self.device = "cuda" if torch.cuda.is_available() else "cpu"
-        self.corrector = "ald"
-        self.corrector_steps = 1
-        self.snr = 0.5
-        self.N = 30
-
-        for audio_path in [self.noisy_audio_path, self.enhanced_audio_path]:
-            if not os.path.exists(audio_path):
-                os.makedirs(audio_path)
-
-            for filename in os.listdir(audio_path):
-                file_path = os.path.join(audio_path, filename)
-
-                try:
-                    if os.path.isfile(file_path) or os.path.islink(file_path):
-                        os.unlink(file_path)
-                    elif os.path.isdir(file_path):
-                        shutil.rmtree(file_path)
-                except Exception as e:
-                    raise e
-
-        self.app = fastapi.FastAPI()
-        self._setup_routes()
-
-    def _prepare(self):
-        """Miners should modify this function to fit their fine-tuned models.
-
-        This function will make any preparations necessary to initialize the
-        speech enhancement model (i.e. downloading checkpoint files, etc.)
-        """
-
-        self.model = ScoreModel.load_from_checkpoint(self.ckpt_path, self.device)
-        self.model.t_eps = 0.03
-        self.model.eval()
-
-    def _enhance(self):
-        """
-        Miners should modify this function to fit their fine-tuned models.
-
-        This function will:
-        1. Open each noisy .wav file
-        2. Enhance the audio with the model
-        3. Save the enhanced audio in .wav format to ModelAPI.enhanced_audio_path
-        """
-
-        if self.model.backbone == "ncsnpp_48k":
-            target_sr = 48000
-            pad_mode = "reflection"
-        elif self.model.backbone == "ncsnpp_v2":
-            target_sr = 16000
-            pad_mode = "reflection"
-            print("using ncsnpp_v2")
-        else:
-            target_sr = 16000
-            pad_mode = "zero_pad"
-
-        noisy_files = sorted(glob.glob(os.path.join(self.noisy_audio_path, "*.wav")))
-        for noisy_file in noisy_files:
-
-            filename = noisy_file.replace(self.noisy_audio_path, "")
-            filename = filename[1:] if filename.startswith("/") else filename
-
-            y, sr = load(noisy_file)
-
-            if sr != target_sr:
-                y = torch.tensor(resample(y.numpy(), orig_sr=sr, target_sr=target_sr))
-
-            T_orig = y.size(1)
-
-            # Normalize
-            norm_factor = y.abs().max()
-            y = y / norm_factor
-
-            # Prepare DNN input
-            Y = torch.unsqueeze(
-                self.model._forward_transform(self.model._stft(y.to(self.device))), 0
-            )
-            Y = pad_spec(Y, mode=pad_mode)
-
-            # Reverse sampling
-            if self.model.sde.__class__.__name__ == "OUVESDE":
-                if self.model.sde.sampler_type == "pc":
-                    sampler = self.model.get_pc_sampler(
-                        "reverse_diffusion",
-                        self.corrector,
-                        Y.to(self.device),
-                        N=self.N,
-                        corrector_steps=self.corrector_steps,
-                        snr=self.snr,
-                    )
-                elif self.model.sde.sampler_type == "ode":
-                    sampler = self.model.get_ode_sampler(Y.to(self.device), N=self.N)
-                else:
-                    raise ValueError(f"Sampler type {args.sampler_type} not supported")
-            elif self.model.sde.__class__.__name__ == "SBVESDE":
-                sampler_type = (
-                    "ode"
-                    if self.model.sde.sampler_type == "pc"
-                    else self.model.sde.sampler_type
-                )
-                sampler = self.model.get_sb_sampler(
-                    sde=self.model.sde, y=Y.cuda(), sampler_type=sampler_type
-                )
-            else:
-                raise ValueError(
-                    f"SDE {self.model.sde.__class__.__name__} not supported"
-                )
-
-            sample, _ = sampler()
-
-            x_hat = self.model.to_audio(sample.squeeze(), T_orig)
-
-            x_hat = x_hat * norm_factor
-
-            os.makedirs(
-                os.path.dirname(os.path.join(self.enhanced_audio_path, filename)),
-                exist_ok=True,
-            )
-            write(
-                os.path.join(self.enhanced_audio_path, filename),
-                x_hat.cpu().numpy(),
-                target_sr,
-            )
-
-    def _setup_routes(self):
-        self.app.get("/status/")(self.get_status)
-        self.app.post("/prepare/")(self.prepare)
-        self.app.post("/upload-audio/")(self.upload_audio)
-        self.app.post("/enhance/")(self.enhance_audio)
-        self.app.get("/download-enhanced/")(self.download_enhanced)
-        self.app.post("/reset/")(self.reset)
-
-    def get_status(self):
-        try:
-            return {"container_running": True}
-        except Exception as e:
-            logging.error(f"Error getting status: {e}")
-            raise fastapi.HTTPException(
-                status_code=500, detail="An error occurred while fetching API status."
-            )
-
-    def prepare(self):
-        try:
-            self._prepare()
-            return {"preparations": True}
-        except Exception as e:
-            logging.error(f"Error during preparations: {e}")
-            return fastapi.HTTPException(
-                status_code=500, detail="An error occurred while fetching API status."
-            )
-
-    def upload_audio(self, files: List[fastapi.UploadFile] = fastapi.File(...)):
-
-        uploaded_files = []
-
-        for file in files:
-            try:
-                file_path = os.path.join(self.noisy_audio_path, file.filename)
-
-                with open(file_path, "wb") as f:
-                    while contents := file.file.read(1024 * 1024):
-                        f.write(contents)
-
-                uploaded_files.append(file.filename)
-
-            except Exception as e:
-                logging.error(f"Error uploading files: {e}")
-                raise fastapi.HTTPException(
-                    status_code=500,
-                    detail="An error occurred while uploading the noisy files.",
-                )
-            finally:
-                file.file.close()
-
-        print(f"uploaded files: {uploaded_files}")
-
-        return {"uploaded_files": uploaded_files, "status": True}
-
-    def enhance_audio(self):
-        try:
-            # Enhance audio
-            self._enhance()
-            # Obtain list of file paths for enhanced audio
-            wav_files = glob.glob(os.path.join(self.enhanced_audio_path, "*.wav"))
-            # Extract just the file names
-            enhanced_files = [os.path.basename(file) for file in wav_files]
-            return {"status": True}
-
-        except Exception as e:
-            print(f"Exception occured during enhancement: {e}")
-            raise fastapi.HTTPException(
-                status_code=500,
-                detail="An error occurred while enhancing the noisy files.",
-            )
-
-    def download_enhanced(self):
-        try:
-            zip_buffer = io.BytesIO()
-
-            with zipfile.ZipFile(zip_buffer, "w") as zip_file:
-                for wav_file in glob.glob(
-                    os.path.join(self.enhanced_audio_path, "*.wav")
-                ):
-                    zip_file.write(wav_file, arcname=os.path.basename(wav_file))
-            zip_buffer.seek(0)
-
-            return fastapi.responses.StreamingResponse(
-                iter([zip_buffer.getvalue()]),  # Stream the in-memory content
-                media_type="application/zip",
-                headers={
-                    "Content-Disposition": "attachment; filename=enhanced_audio_files.zip"
-                },
-            )
-
-        except Exception as e:
-            logging.error(f"Error during enhanced files download: {e}")
-            raise fastapi.HTTPException(
-                status_code=500,
-                detail=f"An error occurred while creating the download file: {str(e)}",
-            )
-
-    def reset(self):
-        """
-        Removes all audio files in preparation for another batch of enhancement.
-        """
-        for directory in [self.noisy_audio_path, self.enhanced_audio_path]:
-            if not os.path.isdir(directory):
-                continue
-
-            for filename in os.listdir(directory):
-                filepath = os.path.join(directory, filename)
-                if os.path.isfile(filepath):
-                    try:
-                        os.remove(filepath)
-                    except Exception as e:
-                        print(f"Error removing {filepath}: {e}")
-                        return {
-                            "status": False,
-                            "noisy": os.listdir(self.noisy_audio_path),
-                            "enhanced": os.listdir(self.enhanced_audio_path),
-                        }
-        return {
-            "status": True,
-            "noisy": os.listdir(self.noisy_audio_path),
-            "enhanced": os.listdir(self.enhanced_audio_path),
-        }
-
-    def run(self):
-
-        uvicorn.run(self.app, host=self.host, port=self.port)
+import fastapi
+import shutil
+import os
+import zipfile
+import io
+import uvicorn
+import threading
+import glob
+from typing import List
+import torch
+import gdown
+from soundfile import write
+from torchaudio import load
+from librosa import resample
+import logging
+
+logging.basicConfig(level=logging.DEBUG)
+
+from sgmse import ScoreModel
+from sgmse.util.other import pad_spec
+
+
+class ModelAPI:
+
+    def __init__(self, host, port):
+
+        self.host = host
+        self.port = port
+
+        self.base_path = os.path.join(os.path.expanduser("~"), ".modelapi")
+        self.noisy_audio_path = os.path.join(self.base_path, "noisy_audio")
+        self.enhanced_audio_path = os.path.join(self.base_path, "enhanced_audio")
+        app_dir = os.path.dirname(os.path.abspath(__file__))
+        self.ckpt_path = glob.glob(os.path.join(app_dir, "*.ckpt"))[0]
+        self.device = "cuda" if torch.cuda.is_available() else "cpu"
+        self.corrector = "ald"
+        self.corrector_steps = 1
+        self.snr = 0.5
+        self.N = 30
+
+        for audio_path in [self.noisy_audio_path, self.enhanced_audio_path]:
+            if not os.path.exists(audio_path):
+                os.makedirs(audio_path)
+
+            for filename in os.listdir(audio_path):
+                file_path = os.path.join(audio_path, filename)
+
+                try:
+                    if os.path.isfile(file_path) or os.path.islink(file_path):
+                        os.unlink(file_path)
+                    elif os.path.isdir(file_path):
+                        shutil.rmtree(file_path)
+                except Exception as e:
+                    raise e
+
+        self.app = fastapi.FastAPI()
+        self._setup_routes()
+
+    def _prepare(self):
+        """Miners should modify this function to fit their fine-tuned models.
+
+        This function will make any preparations necessary to initialize the
+        speech enhancement model (i.e. downloading checkpoint files, etc.)
+        """
+
+        self.model = ScoreModel.load_from_checkpoint(self.ckpt_path, self.device)
+        self.model.t_eps = 0.03
+        self.model.eval()
+
+    def _enhance(self):
+        """
+        Miners should modify this function to fit their fine-tuned models.
+
+        This function will:
+        1. Open each noisy .wav file
+        2. Enhance the audio with the model
+        3. Save the enhanced audio in .wav format to ModelAPI.enhanced_audio_path
+        """
+
+        if self.model.backbone == "ncsnpp_48k":
+            target_sr = 48000
+            pad_mode = "reflection"
+        elif self.model.backbone == "ncsnpp_v2":
+            target_sr = 16000
+            pad_mode = "reflection"
+            print("using ncsnpp_v2")
+        else:
+            target_sr = 16000
+            pad_mode = "zero_pad"
+
+        noisy_files = sorted(glob.glob(os.path.join(self.noisy_audio_path, "*.wav")))
+        for noisy_file in noisy_files:
+
+            filename = noisy_file.replace(self.noisy_audio_path, "")
+            filename = filename[1:] if filename.startswith("/") else filename
+
+            y, sr = load(noisy_file)
+
+            if sr != target_sr:
+                y = torch.tensor(resample(y.numpy(), orig_sr=sr, target_sr=target_sr))
+
+            T_orig = y.size(1)
+
+            # Normalize
+            norm_factor = y.abs().max()
+            y = y / norm_factor
+
+            # Prepare DNN input
+            Y = torch.unsqueeze(
+                self.model._forward_transform(self.model._stft(y.to(self.device))), 0
+            )
+            Y = pad_spec(Y, mode=pad_mode)
+
+            # Reverse sampling
+            if self.model.sde.__class__.__name__ == "OUVESDE":
+                if self.model.sde.sampler_type == "pc":
+                    sampler = self.model.get_pc_sampler(
+                        "reverse_diffusion",
+                        self.corrector,
+                        Y.to(self.device),
+                        N=self.N,
+                        corrector_steps=self.corrector_steps,
+                        snr=self.snr,
+                    )
+                elif self.model.sde.sampler_type == "ode":
+                    sampler = self.model.get_ode_sampler(Y.to(self.device), N=self.N)
+                else:
+                    raise ValueError(f"Sampler type {args.sampler_type} not supported")
+            elif self.model.sde.__class__.__name__ == "SBVESDE":
+                sampler_type = (
+                    "ode"
+                    if self.model.sde.sampler_type == "pc"
+                    else self.model.sde.sampler_type
+                )
+                sampler = self.model.get_sb_sampler(
+                    sde=self.model.sde, y=Y.cuda(), sampler_type=sampler_type
+                )
+            else:
+                raise ValueError(
+                    f"SDE {self.model.sde.__class__.__name__} not supported"
+                )
+
+            sample, _ = sampler()
+
+            x_hat = self.model.to_audio(sample.squeeze(), T_orig)
+
+            x_hat = x_hat * norm_factor
+
+            os.makedirs(
+                os.path.dirname(os.path.join(self.enhanced_audio_path, filename)),
+                exist_ok=True,
+            )
+            write(
+                os.path.join(self.enhanced_audio_path, filename),
+                x_hat.cpu().numpy(),
+                target_sr,
+            )
+
+    def _setup_routes(self):
+        self.app.get("/status/")(self.get_status)
+        self.app.post("/prepare/")(self.prepare)
+        self.app.post("/upload-audio/")(self.upload_audio)
+        self.app.post("/enhance/")(self.enhance_audio)
+        self.app.get("/download-enhanced/")(self.download_enhanced)
+        self.app.post("/reset/")(self.reset)
+
+    def get_status(self):
+        try:
+            return {"container_running": True}
+        except Exception as e:
+            logging.error(f"Error getting status: {e}")
+            raise fastapi.HTTPException(
+                status_code=500, detail="An error occurred while fetching API status."
+            )
+
+    def prepare(self):
+        try:
+            self._prepare()
+            return {"preparations": True}
+        except Exception as e:
+            logging.error(f"Error during preparations: {e}")
+            return fastapi.HTTPException(
+                status_code=500, detail="An error occurred while fetching API status."
+            )
+
+    def upload_audio(self, files: List[fastapi.UploadFile] = fastapi.File(...)):
+
+        uploaded_files = []
+
+        for file in files:
+            try:
+                file_path = os.path.join(self.noisy_audio_path, file.filename)
+
+                with open(file_path, "wb") as f:
+                    while contents := file.file.read(1024 * 1024):
+                        f.write(contents)
+
+                uploaded_files.append(file.filename)
+
+            except Exception as e:
+                logging.error(f"Error uploading files: {e}")
+                raise fastapi.HTTPException(
+                    status_code=500,
+                    detail="An error occurred while uploading the noisy files.",
+                )
+            finally:
+                file.file.close()
+
+        print(f"uploaded files: {uploaded_files}")
+
+        return {"uploaded_files": uploaded_files, "status": True}
+
+    def enhance_audio(self):
+        try:
+            # Enhance audio
+            self._enhance()
+            # Obtain list of file paths for enhanced audio
+            wav_files = glob.glob(os.path.join(self.enhanced_audio_path, "*.wav"))
+            # Extract just the file names
+            enhanced_files = [os.path.basename(file) for file in wav_files]
+            return {"status": True}
+
+        except Exception as e:
+            print(f"Exception occured during enhancement: {e}")
+            raise fastapi.HTTPException(
+                status_code=500,
+                detail="An error occurred while enhancing the noisy files.",
+            )
+
+    def download_enhanced(self):
+        try:
+            zip_buffer = io.BytesIO()
+
+            with zipfile.ZipFile(zip_buffer, "w") as zip_file:
+                for wav_file in glob.glob(
+                    os.path.join(self.enhanced_audio_path, "*.wav")
+                ):
+                    zip_file.write(wav_file, arcname=os.path.basename(wav_file))
+            zip_buffer.seek(0)
+
+            return fastapi.responses.StreamingResponse(
+                iter([zip_buffer.getvalue()]),  # Stream the in-memory content
+                media_type="application/zip",
+                headers={
+                    "Content-Disposition": "attachment; filename=enhanced_audio_files.zip"
+                },
+            )
+
+        except Exception as e:
+            logging.error(f"Error during enhanced files download: {e}")
+            raise fastapi.HTTPException(
+                status_code=500,
+                detail=f"An error occurred while creating the download file: {str(e)}",
+            )
+
+    def reset(self):
+        """
+        Removes all audio files in preparation for another batch of enhancement.
+        """
+        for directory in [self.noisy_audio_path, self.enhanced_audio_path]:
+            if not os.path.isdir(directory):
+                continue
+
+            for filename in os.listdir(directory):
+                filepath = os.path.join(directory, filename)
+                if os.path.isfile(filepath):
+                    try:
+                        os.remove(filepath)
+                    except Exception as e:
+                        print(f"Error removing {filepath}: {e}")
+                        return {
+                            "status": False,
+                            "noisy": os.listdir(self.noisy_audio_path),
+                            "enhanced": os.listdir(self.enhanced_audio_path),
+                        }
+        return {
+            "status": True,
+            "noisy": os.listdir(self.noisy_audio_path),
+            "enhanced": os.listdir(self.enhanced_audio_path),
+        }
+
+    def run(self):
+
+        uvicorn.run(self.app, host=self.host, port=self.port)

app/miner_32.ckpt

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e7cdeefcd8eacb4767018f5094979e57973c142871357fe208c8cd362f3218a1
-size 1312970987
+oid sha256:67492528f6ae5c2444093b8a0d4f58fd4dba4cf186aef30f0d0bc8bb4f9b3d24
+size 1313035988