Improved instructions

README.md

@@ -22,7 +22,7 @@ https://gstreamer.freedesktop.org/download/#windows
 
 The current stable version is **1.28.1**. Make sure you pick the **MinGW** variant and the **x86_64** architecture, not MSVC, and not x86.
 
-Run the installer. It will install to `C:\gstreamer\1.0\mingw_x86_64\` by default.
+Run the installer. When prompted, select the **Complete** installation to ensure all plugins (including libav, needed for software decoding) are included. It will install to `C:\gstreamer\1.0\mingw_x86_64\` by default.
 
 ### 2. Add GStreamer to PATH
 
@@ -54,18 +54,29 @@ Restart OBS if it was running.
 
 Add a **GStreamer Source** in OBS and paste the appropriate pipeline. Replace `<IP>` with the server IP address, which will be provided during the event.
 
-**Game stream** (H.265 over TCP with audio):
+**Game stream** (H.265 over TCP with audio, NVIDIA GPU):
 
 ```
 tcpclientsrc port=5000 host=<IP> ! matroskademux name=demux ! queue ! h265parse ! nvh265dec ! videorate ! videoconvert ! video.  demux. ! queue ! audiorate ! audioconvert ! audio.
 ```
 
-This demuxes a Matroska stream into video (H.265, decoded via NVIDIA hardware) and audio.
+**Game stream** (H.265 over TCP with audio, no NVIDIA GPU):
 
-**Webcam 1** (MJPEG over TCP):
+```
+tcpclientsrc port=5000 host=<IP> ! matroskademux name=demux ! queue ! h265parse ! avdec_h265 ! videorate ! videoconvert ! video.  demux. ! queue ! audiorate ! audioconvert ! audio.
+```
+
+The first pipeline uses `nvh265dec` for NVIDIA hardware decoding. The second uses `avdec_h265` for software decoding and works on any system (AMD, Intel, or no dedicated GPU). Software decoding uses more CPU but requires no specific graphics card.
+
+**Webcam** (MJPEG over TCP):
 
 ```
 tcpclientsrc port=5001 host=<IP> do-timestamp=true ! multipartdemux ! image/jpeg, framerate=30/1 ! jpegparse ! jpegdec ! queue ! video.
 ```
 
 For additional webcams, duplicate the pipeline and increment the port number (`5002`, `5003`, etc.).
+
+### TomorrowLAN stream layout
+
+- **Quad stream**: one player cam per IP (4 IPs total, one webcam each).
+- **Main stream**: two player cams per IP (2 IPs total, two webcams each, ports `5001` and `5002`).