Update app.py

app.py

@@ -173,50 +173,70 @@ def get_audio_duration(audio_path):
   except Exception as e: raise Exception(f"Failed to get audio duration: {str(e)}")
 
 def create_reddit_card_with_text(template_path, hook_text, output_dir, config=REDDIT_CONFIG):
-  try:
-      template = Image.open(template_path).convert('RGBA')
-      # WITH THIS:
-      baked_dpi = template.info.get('dpi', (96, 96))
-      dpi_x = baked_dpi[0] if isinstance(baked_dpi, tuple) else baked_dpi
-      if dpi_x and dpi_x != 96:
-          scale = dpi_x / 96
-          new_w = int(template.width * scale)
-          new_h = int(template.height * scale)
-          template = template.resize((new_w, new_h), Image.LANCZOS)
-      temp_w, temp_h = template.size
-      box_w = int(temp_w * config['text_box_width_percent'])
-      box_h = int(temp_h * config['text_box_height_percent'])
-      script_dir = os.path.dirname(os.path.abspath(__file__))
-      font_paths = [os.path.join(script_dir, 'fonts', config['font_file']), os.path.join(script_dir, config['font_file'])]
-      best_font_size = config['font_size_max']
-      best_wrapped_text = hook_text
-      for font_size in range(config['font_size_max'], config['font_size_min'] - 1, -2):
-          font = None
-          for fp in font_paths:
-              if os.path.exists(fp):
-                  try: font = ImageFont.truetype(fp, font_size); break
-                  except: pass
-          if font is None: font = ImageFont.load_default()
-          wrapped = textwrap.fill(hook_text, width=config['text_wrap_width'])
-          draw = ImageDraw.Draw(template)
-          bbox = draw.multiline_textbbox((0, 0), wrapped, font=font, spacing=config['line_spacing'])
-          if (bbox[2]-bbox[0] <= box_w and bbox[3]-bbox[1] <= box_h):
-              best_font_size = font_size; best_wrapped_text = wrapped; break
-      font = None
-      for fp in font_paths:
-          if os.path.exists(fp):
-               try: font = ImageFont.truetype(fp, best_font_size); break
-               except: pass
-      if font is None: font = ImageFont.load_default()
-      draw = ImageDraw.Draw(template)
-      bbox = draw.multiline_textbbox((0, 0), best_wrapped_text, font=font, spacing=config['line_spacing'])
-      x = (temp_w - (bbox[2]-bbox[0])) / 2
-      y = (temp_h - (bbox[3]-bbox[1])) / 2 + config['y_offset']
-      draw.multiline_text((x, y), best_wrapped_text, fill=config['text_color'], font=font, spacing=config['line_spacing'], align='left')
-      output_path = os.path.join(output_dir, 'reddit_card_composite.png')
-      template.save(output_path, 'PNG')
-      return output_path
-  except Exception as e: raise Exception(f"Failed to create Reddit card: {str(e)}")
+    try:
+        script_dir = os.path.dirname(os.path.abspath(__file__))
+        font_paths = [
+            os.path.join(script_dir, 'fonts', config['font_file']),
+            os.path.join(script_dir, config['font_file'])
+        ]
+        font_path = next((fp for fp in font_paths if os.path.exists(fp)), None)
+        if not font_path:
+            raise Exception(f"Font file not found: {config['font_file']}")
+
+        output_path = os.path.join(output_dir, 'reddit_card_composite.png')
+
+        # Wrap text manually
+        wrapped_text = textwrap.fill(hook_text, width=config['text_wrap_width'])
+        # FFmpeg drawtext uses \n for newlines
+        escaped_text = wrapped_text.replace("'", "\\'").replace('\n', '\n').replace(':', '\\:')
+
+        # Get template dimensions using ffprobe
+        cmd_probe = [
+            "ffprobe", "-v", "error", "-select_streams", "v:0",
+            "-show_entries", "stream=width,height",
+            "-of", "csv=s=x:p=0", template_path
+        ]
+        result = subprocess.run(cmd_probe, capture_output=True, text=True, check=True)
+        temp_w, temp_h = map(int, result.stdout.strip().split('x'))
+
+        # Calculate font size to fit the text box
+        box_w = int(temp_w * config['text_box_width_percent'])
+        box_h = int(temp_h * config['text_box_height_percent'])
+        font_size = config['font_size_max']
+
+        # Binary search for fitting font size
+        for fs in range(config['font_size_max'], config['font_size_min'] - 1, -2):
+            # Estimate: average char width ~ 0.6 * font_size, line height ~ 1.2 * font_size
+            lines = wrapped_text.split('\n')
+            max_line_len = max(len(l) for l in lines)
+            est_w = max_line_len * fs * 0.6
+            est_h = len(lines) * fs * 1.2
+            if est_w <= box_w and est_h <= box_h:
+                font_size = fs
+                break
+
+        # Build drawtext filter — x/y centers the text
+        drawtext_filter = (
+            f"drawtext=fontfile='{font_path}'"
+            f":text='{escaped_text}'"
+            f":fontcolor={config['text_color']}"
+            f":fontsize={font_size}"
+            f":line_spacing={config['line_spacing']}"
+            f":x=(w-text_w)/2"
+            f":y=(h-text_h)/2+{config['y_offset']}"
+        )
+
+        cmd = [
+            "ffmpeg", "-i", template_path,
+            "-vf", drawtext_filter,
+            "-frames:v", "1",
+            "-y", output_path
+        ]
+        subprocess.run(cmd, check=True, capture_output=True, text=True)
+        return output_path
+
+    except Exception as e:
+        raise Exception(f"Failed to create Reddit card: {str(e)}")
 
 def validate_and_get_file(uploaded_file, url_string, file_type, temp_dir):
   has_upload = uploaded_file is not None