Demo Fixes 7

Backend/server.py

@@ -25,6 +25,10 @@ import whisperx
 from generator import load_csm_1b, Segment
 from dataclasses import dataclass
 
+# Add these imports at the top
+import psutil
+import gc
+
 # Configure logging
 logging.basicConfig(level=logging.INFO, 
                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
@@ -68,13 +72,13 @@ def load_models():
     
     socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 0})
     
-    logger.info("Loading CSM 1B model...")
+    # CSM 1B loading
     try:
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 10, 'message': 'Loading CSM voice model'})
         models.generator = load_csm_1b(device=DEVICE)
         logger.info("CSM 1B model loaded successfully")
         socketio.emit('model_status', {'model': 'csm', 'status': 'loaded'})
-        progress = 33
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 33})
-        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': progress})
         if DEVICE == "cuda":
             torch.cuda.empty_cache()
     except Exception as e:
@@ -83,8 +87,9 @@ def load_models():
         logger.error(f"Error loading CSM 1B model: {str(e)}\n{error_details}")
         socketio.emit('model_status', {'model': 'csm', 'status': 'error', 'message': str(e)})
     
-    logger.info("Loading Whisper ASR model...")
+    # Whisper loading
     try:
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 40, 'message': 'Loading speech recognition model'})
         # Use regular Whisper instead of WhisperX to avoid compatibility issues
         from transformers import WhisperProcessor, WhisperForConditionalGeneration
         
@@ -96,16 +101,16 @@ def load_models():
         
         logger.info("Whisper ASR model loaded successfully")
         socketio.emit('model_status', {'model': 'asr', 'status': 'loaded'})
-        progress = 66
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 66})
-        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': progress})
         if DEVICE == "cuda":
             torch.cuda.empty_cache()
     except Exception as e:
         logger.error(f"Error loading ASR model: {str(e)}")
         socketio.emit('model_status', {'model': 'asr', 'status': 'error', 'message': str(e)})
     
-    logger.info("Loading Llama 3.2 model...")
+    # Llama loading
     try:
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 70, 'message': 'Loading language model'})
         models.llm = AutoModelForCausalLM.from_pretrained(
             "meta-llama/Llama-3.2-1B",
             device_map=DEVICE,
@@ -123,8 +128,8 @@ def load_models():
         
         logger.info("Llama 3.2 model loaded successfully")
         socketio.emit('model_status', {'model': 'llm', 'status': 'loaded'})
-        progress = 100
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loading', 'progress': 100, 'message': 'All models loaded successfully'})
-        socketio.emit('model_status', {'model': 'overall', 'status': 'loaded', 'progress': progress})
+        socketio.emit('model_status', {'model': 'overall', 'status': 'loaded'})
     except Exception as e:
         logger.error(f"Error loading Llama 3.2 model: {str(e)}")
         socketio.emit('model_status', {'model': 'llm', 'status': 'error', 'message': str(e)})
@@ -184,6 +189,39 @@ def system_status():
         }
     })
 
+# Add a new endpoint to check system resources
+@app.route('/api/system_resources')
+def system_resources():
+    # Get CPU usage
+    cpu_percent = psutil.cpu_percent(interval=0.1)
+    
+    # Get memory usage
+    memory = psutil.virtual_memory()
+    memory_used_gb = memory.used / (1024 ** 3)
+    memory_total_gb = memory.total / (1024 ** 3)
+    memory_percent = memory.percent
+    
+    # Get GPU memory if available
+    gpu_memory = {}
+    if torch.cuda.is_available():
+        for i in range(torch.cuda.device_count()):
+            gpu_memory[f"gpu_{i}"] = {
+                "allocated": torch.cuda.memory_allocated(i) / (1024 ** 3),
+                "reserved": torch.cuda.memory_reserved(i) / (1024 ** 3),
+                "max_allocated": torch.cuda.max_memory_allocated(i) / (1024 ** 3)
+            }
+    
+    return jsonify({
+        "cpu_percent": cpu_percent,
+        "memory": {
+            "used_gb": memory_used_gb,
+            "total_gb": memory_total_gb,
+            "percent": memory_percent
+        },
+        "gpu_memory": gpu_memory,
+        "active_sessions": len(active_conversations)
+    })
+
 # Socket event handlers
 @socketio.on('connect')
 def handle_connect(auth=None):
@@ -331,18 +369,33 @@ def process_audio_and_respond(session_id, data):
             speech_array, sampling_rate = librosa.load(temp_path, sr=16000)
             
             # Convert to required format
-            input_features = models.asr_processor(
+            processor_output = models.asr_processor(
                 speech_array, 
                 sampling_rate=sampling_rate, 
-                return_tensors="pt"
+                return_tensors="pt",
-            ).input_features.to(DEVICE)
+                padding=True,  # Add padding
-            
+                return_attention_mask=True  # Request attention mask
-            # Generate token ids
-            predicted_ids = models.asr_model.generate(
-                input_features, 
-                language="en", 
-                task="transcribe"
             )
+            input_features = processor_output.input_features.to(DEVICE)
+            attention_mask = processor_output.get('attention_mask', None)
+
+            if attention_mask is not None:
+                attention_mask = attention_mask.to(DEVICE)
+                
+                # Generate token ids with attention mask
+                predicted_ids = models.asr_model.generate(
+                    input_features, 
+                    attention_mask=attention_mask,
+                    language="en", 
+                    task="transcribe"
+                )
+            else:
+                # Fallback if attention mask is not available
+                predicted_ids = models.asr_model.generate(
+                    input_features, 
+                    language="en", 
+                    task="transcribe"
+                )
             
             # Decode the predicted ids to text
             user_text = models.asr_processor.batch_decode(

Backend/voice-chat.js

@@ -43,7 +43,9 @@ const state = {
     volumeUpdateInterval: null,
     visualizerAnimationFrame: null,
     currentSpeaker: 0,
-    aiSpeakerId: 1  // Define the AI's speaker ID to match server.py
+    aiSpeakerId: 1,  // Define the AI's speaker ID to match server.py
+    transcriptionRetries: 0,
+    maxTranscriptionRetries: 3
 };
 
 // Visualizer variables
@@ -429,7 +431,15 @@ function handleSpeechState(isSilent) {
                             
                             if (!hasAudioContent) {
                                 console.warn('Audio buffer appears to be empty or very quiet');
-                                addSystemMessage('No speech detected. Please try again and speak clearly.');
+                                
+                                if (state.transcriptionRetries < state.maxTranscriptionRetries) {
+                                    state.transcriptionRetries++;
+                                    const retryMessage = `No speech detected (attempt ${state.transcriptionRetries}/${state.maxTranscriptionRetries}). Please speak louder and try again.`;
+                                    addSystemMessage(retryMessage);
+                                } else {
+                                    state.transcriptionRetries = 0;
+                                    addSystemMessage('Multiple attempts failed to detect speech. Please check your microphone and try again.');
+                                }
                                 return;
                             }