Web server release v2 (#99)

* Init App

* init server.py (#93)

* init server.py

* Update requirements.txt

Add requirement

Co-authored-by: auau <auau@test.com>
Co-authored-by: babysor00 <babysor00@gmail.com>

* Run web.py！

Run web.py！

* Restruct readme and add instruction to use web server

* fix training preprocess of vocoder

* Init App

* init server.py (#93)

* init server.py

* Update requirements.txt

Add requirement

Co-authored-by: auau <auau@test.com>
Co-authored-by: babysor00 <babysor00@gmail.com>

* Run web.py！

Run web.py！

* fix training preprocess of vocoder

* Refactor to restful style

Co-authored-by: balala <Ozgay@users.noreply.github.com>
Co-authored-by: auau <auau@test.com>

requirements.txt

@@ -19,3 +19,4 @@ flask
 flask_wtf
 flask_cors
 gevent==21.8.0
+flask_restx

synthesizer/hparams.py

@@ -41,7 +41,7 @@ hparams = HParams(
         tts_lstm_dims = 1024,
         tts_postnet_K = 5,
         tts_num_highways = 4,
-        tts_dropout = 0.2,
+        tts_dropout = 0.5,
         tts_cleaner_names = ["basic_cleaners"],
         tts_stop_threshold = -3.4,                  # Value below which audio generation ends.
                                                     # For example, for a range of [-4, 4], this

web/__init__.py

@@ -1,7 +1,7 @@
-import os
+from web.api import api_blueprint
 from pathlib import Path
 from gevent import pywsgi as wsgi
-from flask import Flask, jsonify, Response, request, render_template
+from flask import Flask, jsonify, Response, request, render_template, url_for
 from synthesizer.inference import Synthesizer
 from encoder import inference as encoder
 from vocoder.hifigan import inference as gan_vocoder
@@ -17,8 +17,9 @@ from flask_wtf import CSRFProtect
 def webApp():
     # Init and load config
     app = Flask(__name__, instance_relative_config=True)
-
     app.config.from_object("web.config.default")
+    app.config['RESTPLUS_MASK_SWAGGER'] = False
+    app.register_blueprint(api_blueprint)
 
     CORS(app) #允许跨域，注释掉此行则禁止跨域请求
     csrf = CSRFProtect(app)
@@ -29,11 +30,7 @@ def webApp():
     # 3. load melspetron of audio
     # 4. inference by audio + text + models(encoder, vocoder, synthesizer)
     # 5. export result
-    audio_samples = []
-    AUDIO_SAMPLES_DIR = app.config.get("AUDIO_SAMPLES_DIR")
-    if os.path.isdir(AUDIO_SAMPLES_DIR):
-        audio_samples = list(Path(AUDIO_SAMPLES_DIR).glob("*.wav"))
-    print("Loaded samples: " + str(len(audio_samples)))
+    
     # enc_models_dir = "encoder/saved_models"
     # voc_models_di = "vocoder/saved_models"
     # encoders = list(Path(enc_models_dir).glob("*.pt"))
@@ -47,24 +44,6 @@ def webApp():
     encoder.load_model(Path("encoder/saved_models/pretrained.pt"))
     gan_vocoder.load_model(Path("vocoder/saved_models/pretrained/g_hifigan.pt"))
 
-    # TODO: move to utils
-    def generate(wav_path):
-        with open(wav_path, "rb") as fwav:
-            data = fwav.read(1024)
-            while data:
-                yield data
-                data = fwav.read(1024)
-
-    @app.route("/api/audios", methods=["GET"])
-    def audios():
-        return jsonify(
-            {"data": list(a.name for a in audio_samples), "total": len(audio_samples)}
-        )
-
-    @app.route("/api/audios/<name>", methods=["GET"])
-    def audio_play(name):
-        return Response(generate(AUDIO_SAMPLES_DIR + name), mimetype="audio/x-wav")
-
     @app.route("/api/models", methods=["GET"])
     def models():
         return jsonify(

web/api/__init__.py

@@ -0,0 +1,14 @@
+from flask import Blueprint
+from flask_restx import Api
+from .audio import api as audio
+
+api_blueprint = Blueprint('api', __name__, url_prefix='/api')
+
+api = Api(
+    app=api_blueprint,
+    title='Mocking Bird',
+    version='1.0',
+    description='My API'
+)
+
+api.add_namespace(audio)

web/api/audio.py

@@ -0,0 +1,43 @@
+import os
+from pathlib import Path
+from flask_restx import Namespace, Resource, fields
+from flask import Response, current_app
+
+api = Namespace('audios', description='Audios related operations')
+
+audio = api.model('Audio', {
+    'name': fields.String(required=True, description='The audio name'),
+})
+
+def generate(wav_path):
+    with open(wav_path, "rb") as fwav:
+        data = fwav.read(1024)
+        while data:
+            yield data
+            data = fwav.read(1024)
+
+@api.route('/')
+class AudioList(Resource):
+    @api.doc('list_audios')
+    @api.marshal_list_with(audio)
+    def get(self):
+        '''List all audios'''
+        audio_samples = []
+        AUDIO_SAMPLES_DIR = current_app.config.get("AUDIO_SAMPLES_DIR")
+        if os.path.isdir(AUDIO_SAMPLES_DIR):
+            audio_samples = list(Path(AUDIO_SAMPLES_DIR).glob("*.wav"))
+        return list(a.name for a in audio_samples)
+
+@api.route('/<name>')
+@api.param('name', 'The name of audio')
+@api.response(404, 'audio not found')
+class Audio(Resource):
+    @api.doc('get_audio')
+    @api.marshal_with(audio)
+    def get(self, name):
+        '''Fetch a cat given its identifier'''
+        AUDIO_SAMPLES_DIR = current_app.config.get("AUDIO_SAMPLES_DIR")
+        if Path(AUDIO_SAMPLES_DIR + name).exists():
+            return Response(generate(AUDIO_SAMPLES_DIR + name), mimetype="audio/x-wav")
+        api.abort(404)
+