multi-frame readme, depth units

- bump NHVD (multi-frame waiting for merge)
- use depth units compatible with older Realsense cameras
- update readme for new textured depth streaming

Related to #15

Assets/PointCloudRenderer.cs

@@ -30,12 +30,16 @@ public class PointCloudRenderer : MonoBehaviour
 	void Awake()
 	{
 		NHVD.nhvd_net_config net_config = new NHVD.nhvd_net_config{ip=this.ip, port=this.port, timeout_ms=500 };
-		NHVD.nhvd_hw_config[] hw_config = new NHVD.nhvd_hw_config[]{
+		NHVD.nhvd_hw_config[] hw_config = new NHVD.nhvd_hw_config[]
+		{
 			new NHVD.nhvd_hw_config{hardware="vaapi", codec="hevc", device=this.device, pixel_format="p010le", width=848, height=480, profile=2},
 			new NHVD.nhvd_hw_config{hardware="vaapi", codec="hevc", device=this.device, pixel_format="rgb0", width=848, height=480, profile=1}
-			};
-		//NHVD.nhvd_depth_config depth_config = new NHVD.nhvd_depth_config{ppx = 421.353f, ppy=240.93f, fx=426.768f, fy=426.768f, depth_unit = 0.0001f};
-		NHVD.nhvd_depth_config depth_config = new NHVD.nhvd_depth_config{ppx = 421.353f, ppy=240.93f, fx=426.768f, fy=426.768f, depth_unit = 0.00003125f};
+		};
+
+		//For depth units explanation see:
+		//https://github.com/bmegli/realsense-depth-to-vaapi-hevc10/wiki/How-it-works#depth-units
+		NHVD.nhvd_depth_config depth_config = new NHVD.nhvd_depth_config{ppx = 421.353f, ppy=240.93f, fx=426.768f, fy=426.768f, depth_unit = 0.0001f};
+		//NHVD.nhvd_depth_config depth_config = new NHVD.nhvd_depth_config{ppx = 421.353f, ppy=240.93f, fx=426.768f, fy=426.768f, depth_unit = 0.00003125f};
 
 		nhvd=NHVD.nhvd_init (ref net_config, hw_config, hw_config.Length, ref depth_config);
 

README.md

@@ -4,7 +4,7 @@ Example of video and point cloud streaming with hardware decoding and custom [ML
 
 - streaming video to UI element (RawImage)
 - streaming video to scene element (anything with texture)
-- streaming point clouds (Mesh)
+- streaming textured point clouds (Mesh)
 
 This project contains native library plugin.
 
@@ -96,9 +96,10 @@ Assuming you are using VAAPI device.
 
 ### Receiving (Unity) side
 
-- Open the project in Unity
-- Choose `Canvas` -> `CameraView` -> `RawImage`
-- For `RawImageVideoRenderer` component define
+- open the project in Unity
+- choose `Canvas` -> `CameraView` -> `RawImage`
+- make sure it is enabled
+- for `RawImageVideoRenderer` component define
 	- `Device`
 	- note the `Port`
 
@@ -128,32 +129,33 @@ If you have Realsense camera you may use [realsense-network-hardware-video-encod
 ```bash
 # assuming you build RNHVE, port is 9766, VAAPI device is /dev/dri/renderD128
 # in RNHVE build directory
-./realsense-nhve-h264 127.0.0.1 9766 color 640 360 30 10 /dev/dri/renderD128
+./realsense-nhve-h264 127.0.0.1 9766 color 640 360 30 20 /dev/dri/renderD128
 ```
 
-If everything went well you will see 10 seconds video streamed from Realsense camera.
-
+If everything went well you will see 20 seconds video streamed from Realsense camera.
 
 ### Streaming to scene (not UI)
 
 Configure as above:
 - `VideoQuad` `VideoRenderer` componenent
+- make sure it is enabled
 
 ### Point cloud streaming
 
 Assuming Realsense D435 camera with 848x480.
 
 Configure as above:
 - `PointCloud` `PointCloudRenderer` component
+- make sure it is enabled
 
 If you have Realsense camera you may use [realsense-network-hardware-video-encoder](https://github.com/bmegli/realsense-network-hardware-video-encoder).
 
 ```bash
 # assuming you build RNHVE, port is 9768, VAAPI device is /dev/dri/renderD128
 # in RNHVE build directory
-./realsense-nhve-hevc 127.0.0.1 9768 depth 848 480 30 50 /dev/dri/renderD128
+./realsense-nhve-hevc 127.0.0.1 9768 depth 848 480 30 500 /dev/dri/renderD128
 # or for textured point cloud (only D435)
-./realsense-nhve-hevc 127.0.0.1 9768 depth+ir 848 480 30 50 /dev/dri/renderD128
+./realsense-nhve-depth-ir 127.0.0.1 9768 848 480 30 500 /dev/dri/renderD128 8000000 1000000 0.0001
 ```
 
 For troubleshooting you may use: