found an example to recreate

Cargo.lock

@@ -486,6 +486,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "bitstream-io"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c12d1856e42f0d817a835fe55853957c85c8c8a470114029143d3f12671446e"
+
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@@ -501,6 +507,12 @@ version = "3.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
 
+[[package]]
+name = "byte-slice-cast"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3ac9f8b63eca6fd385229b3675f6cc0dc5c8a5c8a54a59d4f52ffd670d87b0c"
+
 [[package]]
 name = "byteorder"
 version = "1.5.0"
@@ -978,6 +990,39 @@ dependencies = [
  "system-deps",
 ]
 
+[[package]]
+name = "gst-plugin-rtp"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c73a24533857d3c5d5de3a512a381e43b92d93089828a0a705d7d81e326f128"
+dependencies = [
+ "anyhow",
+ "atomic_refcell",
+ "bitstream-io",
+ "byte-slice-cast",
+ "chrono",
+ "futures",
+ "gio",
+ "gst-plugin-version-helper",
+ "gstreamer",
+ "gstreamer-audio",
+ "gstreamer-base",
+ "gstreamer-net",
+ "gstreamer-rtp",
+ "gstreamer-video",
+ "hex",
+ "log",
+ "once_cell",
+ "rand",
+ "rtcp-types",
+ "rtp-types",
+ "slab",
+ "smallvec",
+ "thiserror",
+ "time",
+ "tokio",
+]
+
 [[package]]
 name = "gst-plugin-version-helper"
 version = "0.8.2"
@@ -2412,6 +2457,25 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "rtcp-types"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce5248489db464de29835170cd1f6e19933146b0016789effc59cb53d9f13844"
+dependencies = [
+ "thiserror",
+]
+
+[[package]]
+name = "rtp-types"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e01b38bb7fd9425628876786934ade84ec5cb63905804f073583e6554d33f9af"
+dependencies = [
+ "smallvec",
+ "thiserror",
+]
+
 [[package]]
 name = "rust-ini"
 version = "0.19.0"
@@ -3251,6 +3315,7 @@ dependencies = [
  "anyhow",
  "config",
  "ctrlc",
+ "gst-plugin-rtp",
  "gst-plugin-webrtc",
  "gstreamer",
  "log",

Cargo.toml

@@ -10,6 +10,7 @@ anyhow = "1.0.86"
 config = "0.14.0"
 ctrlc = "3.4.4"
 gst-plugin-webrtc = { version = "0.13.0", features = ["v1_22"] }
+gst-plugin-rtp = "0.13.0"
 gstreamer = { version = "0.23.0", features = ["v1_22"] }
 log = "0.4.22"
 serde = { version = "1.0.204", features = ["derive"] }

src/main.rs

@@ -22,6 +22,14 @@ fn main() -> Result<(), Error> {
 
     gstreamer::init()?;
     gstrswebrtc::plugin_register_static()?;
+    gstrsrtp::plugin_register_static()?;
+
+    // working pipeline
+    // gst-launch-1.0 videotestsrc \
+    // ! video/x-raw,width=1920,height=1080,format=I420 \
+    // ! x264enc speed-preset=ultrafast bitrate=2000 \
+    // ! video/x-h264,profile=baseline \
+    // ! whipclientsink signaller::whip-endpoint=http://localhost:8889/mystream/whip
 
     let pipeline = Pipeline::with_name("rstp-pipeline");
 
@@ -30,6 +38,8 @@ fn main() -> Result<(), Error> {
         .build().unwrap();
 
     let convert = ElementFactory::make("x264enc")
+        .property("speed-preset", "ultrafast")
+        .property("bitrate", 2000)
         .build().unwrap();
 
     let whipsink = gstreamer::ElementFactory::make("whipclientsink")
@@ -40,7 +50,7 @@ fn main() -> Result<(), Error> {
         let signaller = whipsink.property::<Signallable>("signaller");
         signaller.set_property_from_str(
            "whip-endpoint",
-           &format!("http://localhost:{}/{}/whip", 8889, "mystream"),
+           &format!("http://localhost:{}/whip", 8889),
         );
     }