diff --git a/args.py b/args.py
index b256ea1..81e073d 100644
--- a/args.py
+++ b/args.py
@@ -13,6 +13,7 @@ parser.add_argument('--perf', action='store_true')
 parser.add_argument('--skip_model', action='store_true')
 parser.add_argument('--ifm', type=str)
 parser.add_argument('--anime4k', action='store_true')
+parser.add_argument('--alpha_split', action='store_true')
 args = parser.parse_args()
 args.output_w = int(args.output_size.split('x')[0])
 args.output_h = int(args.output_size.split('x')[1])
diff --git a/main.py b/main.py
index 6e10749..46e76e1 100644
--- a/main.py
+++ b/main.py
@@ -166,6 +166,8 @@ class ModelClientProcess(Process):
                 continue
             if input is None: continue
 
+            if args.perf:
+                tic = time.perf_counter()
             for i in range(27):
                 mouth_eye_vector[0, i] = input[i]
             for i in range(3):
@@ -234,9 +236,12 @@ def main():
 
     if args.output_webcam:
         cam_scale = 1
+        cam_width_scale=1
         if args.anime4k:
             cam_scale = 2
-        cam = pyvirtualcam.Camera(width=args.output_w * cam_scale, height=args.output_h * cam_scale, fps=60,
+        if args.alpha_split:
+            cam_width_scale=2
+        cam = pyvirtualcam.Camera(width=args.output_w * cam_scale * cam_width_scale, height=args.output_h * cam_scale, fps=60,
                                   backend=args.output_webcam,
                                   fmt=
                                   {'unitycapture': pyvirtualcam.PixelFormat.RGBA, 'obs': pyvirtualcam.PixelFormat.RGB}[
@@ -288,7 +293,6 @@ def main():
         # results = facemesh.process(input_frame)
 
         if args.perf:
-            print('===')
             tic = time.perf_counter()
         if args.debug_input:
             mouth_eye_vector_c = [0.0] * 27
@@ -316,7 +320,7 @@ def main():
                     new_blender_data = client_process.queue.get_nowait()
                 blender_data = new_blender_data
             except queue.Empty:
-                continue
+                pass
 
             ifacialmocap_pose_converted = ifm_converter.convert(blender_data)
 
@@ -398,15 +402,14 @@ def main():
             pose_vector_c[1] = y_angle * 2.0  # temp weight
             pose_vector_c[2] = (z_angle + 1.5) * 2  # temp weight
 
-        if args.perf:
-            print("input", time.perf_counter() - tic)
-            tic = time.perf_counter()
 
         model_input_arr = mouth_eye_vector_c
         model_input_arr.extend(pose_vector_c)
         vector_hash = hash(tuple(model_input_arr))
         tot_count += 1
-        if vector_hash == prev_hash: continue
+        if vector_hash == prev_hash:
+            continue
+
         # print("hash", vector_hash)
         if vector_hash != prev_hash: changed_count += 1
         prev_hash = vector_hash
@@ -426,9 +429,16 @@ def main():
             model_output = new_model_output
         except queue.Empty:
             pass
-        if model_output is None: continue
+        if model_output is None:
+            time.sleep(1)
+            continue
         postprocessed_image=model_output
 
+        if args.perf:
+            print('===')
+            print("input", time.perf_counter() - tic)
+            tic = time.perf_counter()
+
         if extra_image is not None:
             postprocessed_image = cv2.vconcat([postprocessed_image, extra_image])
 
@@ -470,6 +480,11 @@ def main():
             if args.perf:
                 print("anime4k", (time.perf_counter() - tic) * 1000)
                 tic = time.perf_counter()
+        if args.alpha_split:
+            alpha_image=cv2.merge([postprocessed_image[:, :, 3],postprocessed_image[:, :, 3],postprocessed_image[:, :, 3]])
+            alpha_image=cv2.cvtColor(alpha_image, cv2.COLOR_RGB2RGBA)
+            postprocessed_image=cv2.hconcat([postprocessed_image,alpha_image])
+
         if args.debug:
             output_frame = cv2.cvtColor(postprocessed_image, cv2.COLOR_RGBA2BGRA)
             # resized_frame = cv2.resize(output_frame, (np.min(debug_image.shape[:2]), np.min(debug_image.shape[:2])))
diff --git a/obs_shader/merge alpha2.hlsl b/obs_shader/merge alpha2.hlsl
new file mode 100644
index 0000000..151a35f
--- /dev/null
+++ b/obs_shader/merge alpha2.hlsl	
@@ -0,0 +1,43 @@
+uniform float4x4 ViewProj<
+	bool automatic = true;
+	string name = "View Projection Matrix";
+>;
+uniform texture2d InputA<
+	bool automatic = true;
+>;
+
+uniform int mode;
+
+sampler_state textureSampler {
+	Filter   = Linear;
+	AddressU = Clamp;
+	AddressV = Clamp;
+};
+
+struct VertData {
+	float4 pos : POSITION;
+	float2 uv : TEXCOORD0;
+};
+
+VertData VSDefault(VertData vtx)
+{
+  vtx.pos = mul(float4(vtx.pos.xyz, 1.0), ViewProj);
+	return vtx;
+}
+
+float4 PSAlphaFilter(VertData vtx) : TARGET
+{
+  float2 uv = vtx.uv;
+  float3 pixel = InputA.Sample(textureSampler, float2(vtx.uv.x, vtx.uv.y)).rgb;
+  float alpha = InputA.Sample(textureSampler, float2(vtx.uv.x + 0.5, vtx.uv.y)).g;
+  return float4(clamp(pixel.rgb / alpha, 0.0, 1.0), alpha);
+}
+
+technique Draw
+{
+	pass
+	{
+		vertex_shader = VSDefault(vtx);
+		pixel_shader = PSAlphaFilter(vtx);
+	}
+}
\ No newline at end of file