refactor: simplify UI parameters by replacing complex EQ sliders with denoising strength and vocal polish toggle

app.py

@@ -182,25 +182,29 @@ def demo_fn(
     speech_upl: str,
     noise_type: str,
     snr: int,
-    atten_lim_db: float,
-    wet_dry_mix: float,
-    post_process: bool,
-    low_cut_freq: float,
-    bass_gain: float,
-    treble_gain: float,
-    gate_threshold: float,
-    enable_warmth: bool,
+    denoising_strength: float,
+    vocal_polish: bool,
     mic_input: Optional[str] = None,
 ):
     if input_type == "mic":
         speech_upl = mic_input
 
     sr = config("sr", 48000, int, section="df")
-    logger.info(f"Got parameters input_type: {input_type}, speech_upl: {speech_upl}, noise: {noise_type}, snr: {snr}, atten_lim_db: {atten_lim_db}, wet_dry_mix: {wet_dry_mix}, post_process: {post_process}, low_cut: {low_cut_freq}, bass: {bass_gain}, treble: {treble_gain}, gate: {gate_threshold}, warmth: {enable_warmth}")
+    logger.info(f"Got parameters input_type: {input_type}, speech_upl: {speech_upl}, noise: {noise_type}, snr: {snr}, strength: {denoising_strength}, polish: {vocal_polish}")
     snr = int(snr)
     noise_fn = NOISES[noise_type]
     meta = AudioMetaData(-1, -1, -1, -1, "")
 
+    # Map the simple 0-100% denoising strength to advanced model parameters
+    if denoising_strength == 0:
+        atten_lim_db = 0.0
+        wet_dry_mix = 0.0
+    else:
+        # Interpolate maximum attenuation between 6dB and 30dB
+        atten_lim_db = 6.0 + (denoising_strength / 100.0) * 24.0
+        # Interpolate dry/wet mix between 50% and 100%
+        wet_dry_mix = 50.0 + (denoising_strength / 100.0) * 50.0
+
     max_s = 3600  # allow up to 1 hour (3600 seconds)
 
     if speech_upl is not None:
@@ -242,9 +246,17 @@ def demo_fn(
     alpha = wet_dry_mix / 100.0
     enhanced = alpha * enhanced + (1 - alpha) * sample
 
-    # Apply professional post-processing (Low-cut filter + bass EQ + treble EQ + gate + warmth)
-    if post_process:
-        enhanced = post_process_audio(enhanced, sr, low_cut_freq, bass_gain, treble_gain, gate_threshold, enable_warmth)
+    # Apply professional post-processing (Low-cut filter + bass EQ + treble EQ + gate + warmth) using optimized studio defaults
+    if vocal_polish:
+        enhanced = post_process_audio(
+            enhanced,
+            sr,
+            low_cut_freq=80.0,
+            bass_gain=0.0,
+            treble_gain=3.0,
+            gate_threshold=-45.0,
+            enable_warmth=True
+        )
 
     lim = torch.linspace(0.0, 1.0, int(sr * 0.15)).unsqueeze(0)
     lim = torch.cat((lim, torch.ones(1, enhanced.shape[-1] - lim.shape[1])), dim=1)
@@ -425,53 +437,14 @@ with gr.Blocks() as demo:
                     value="10",
                 ),
                 gr.Slider(
-                    minimum=6,
-                    maximum=35,
-                    step=1,
-                    value=15,
-                    label="Max Attenuation (dB) - lower is more natural/clear, higher reduces more noise",
-                ),
-                gr.Slider(
-                    minimum=50,
+                    minimum=0,
                     maximum=100,
                     step=5,
-                    value=90,
-                    label="Voice Naturalness Mix (%) - 100% is fully denoised, 90% blends back some original voice",
-                ),
-                gr.Checkbox(
-                    label="Enable Post-Processing EQ & Filters",
-                    value=True,
-                ),
-                gr.Slider(
-                    minimum=20,
-                    maximum=200,
-                    step=10,
                     value=80,
-                    label="Low-Cut Filter Cutoff (Hz) - cuts muddy AC rumble/handling noise",
-                ),
-                gr.Slider(
-                    minimum=-10,
-                    maximum=10,
-                    step=1,
-                    value=0,
-                    label="Voice Bass EQ Boost (dB) at 150Hz - adds warmth",
-                ),
-                gr.Slider(
-                    minimum=-10,
-                    maximum=10,
-                    step=1,
-                    value=3,
-                    label="Voice Treble EQ Boost (dB) at 6kHz - adds crispness/air",
-                ),
-                gr.Slider(
-                    minimum=-60,
-                    maximum=-30,
-                    step=5,
-                    value=-45,
-                    label="Noise Gate Threshold (dB) - lower keeps quiet sound, higher silences gaps",
+                    label="Denoising Strength (%) - higher removes more noise, lower is more natural",
                 ),
                 gr.Checkbox(
-                    label="Enable Analog Warmth (Soft Saturation)",
+                    label="Vocal Polish (80Hz Low-Cut, Treble EQ & Analog Warmth)",
                     value=True,
                 ),
                 mic_input,
@@ -490,10 +463,10 @@ with gr.Blocks() as demo:
     radio.change(toggle, radio, [mic_input, audio_file])
     gr.Examples(
         [
-            ["file", "./samples/p232_013_clean.wav", "Kitchen", "10", 15, 90, True, 80, 0, 3, -45, True, None],
-            ["file", "./samples/p232_013_clean.wav", "Cafe", "10", 15, 90, True, 80, 0, 3, -45, True, None],
-            ["file", "./samples/p232_019_clean.wav", "Cafe", "10", 15, 90, True, 80, 0, 3, -45, True, None],
-            ["file", "./samples/p232_019_clean.wav", "River", "10", 15, 90, True, 80, 0, 3, -45, True, None],
+            ["file", "./samples/p232_013_clean.wav", "Kitchen", "10", 80, True, None],
+            ["file", "./samples/p232_013_clean.wav", "Cafe", "10", 80, True, None],
+            ["file", "./samples/p232_019_clean.wav", "Cafe", "10", 80, True, None],
+            ["file", "./samples/p232_019_clean.wav", "River", "10", 80, True, None],
         ],
         fn=demo_fn,
         inputs=inputs,