Use souphttpsrc as it provides better error messages (#151)

README.md

@@ -160,10 +160,10 @@ redis:
   address: localhost:6379
 ```
 
-On MacOS, if GStreamer was installed using Homebrew, the following environment must be set:
+On MacOS, if GStreamer was installed using Homebrew, the following environment must be set in order to ensure that GStreamer can load all its plugins:
 
 ```shell
-export GST_PLUGIN_PATH=/opt/homebrew/Cellar/gst-plugins-base:/opt/homebrew/Cellar/gst-plugins-good:/opt/homebrew/Cellar/gst-plugins-bad:/opt/homebrew/Cellar/gst-plugins-ugly:/opt/homebrew/Cellar/gst-plugins-bad:/opt/homebrew/Cellar/gst-libav 
+export DYLD_LIBRARY_PATH=/opt/homebrew/lib
 ```
 
 Then to run the service:
@@ -172,6 +172,12 @@ Then to run the service:
 ingress --config=config.yaml
 ```
 
+If starting an Ingress fails with a GStreamer error such as `Failed to load libsoup library` or `no such element factory "souphttpsrc`, try deleting your GStreamer plugin registry with:
+
+```shell 
+rm -rf ~/.cache/gstreamer-1.0/
+```
+
 #### Running with Docker
 
 To run against a local LiveKit server, a Redis server must be running locally. The Ingress service must be instructed to connect to LiveKit server and Redis on the host. The host network is accessible from within the container on IP:

pkg/media/urlpull/source.go

@@ -46,7 +46,7 @@ type URLSource struct {
 func NewURLSource(ctx context.Context, p *params.Params) (*URLSource, error) {
 	bin := gst.NewBin("input")
 
-	elem, err := gst.NewElement("curlhttpsrc")
+	elem, err := gst.NewElement("souphttpsrc")
 	if err != nil {
 		return nil, err
 	}