commit d2e5b713892aeb825deb1684b31d2a3828f128fb
Author: Rafael Caricio <rafael@caricio.com>
Date:   Wed Dec 29 17:00:06 2021 +0100

    Initial skeleton

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..5ad64ec
--- /dev/null
+++ b/Cargo.lock
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+ "proc-macro2",
+ "quote",
+ "unicode-xid",
+]
+
+[[package]]
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+ "cfg-expr",
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+ "pkg-config",
+ "toml",
+ "version-compare",
+]
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+ "proc-macro2",
+ "quote",
+ "syn",
+]
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+ "libc",
+ "winapi",
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+
+[[package]]
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+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "gst-plugin-closedcaption",
+ "gstreamer",
+ "gstreamer-app",
+]
+
+[[package]]
+name = "winapi"
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+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
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+
+[[package]]
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..6044ced
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "webvtt"
+authors = ["Rafael Caricio <rafael@caricio.com>"]
+license = "MPL-2.0"
+version = "0.1.0"
+edition = "2021"
+rust-version = "1.56"
+
+[dependencies]
+gst = { package = "gstreamer", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs", features = ["v1_18"] }
+gst-app = { package = "gstreamer-app", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
+gst-plugin-closedcaption = { path = "../../gst-plugins-rs/video/closedcaption" }  # git = "https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs" }
+anyhow = "1"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..3f87edc
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,83 @@
+use gst::prelude::*;
+use anyhow::Error;
+
+
+fn main() -> Result<(), Error>  {
+    gst::init().unwrap();
+    gstrsclosedcaption::plugin_register_static().expect("Failed to register closed caption plugin");
+
+    // TODO: create a video source with X buffers and burn the captions in the video feed using the captions tooling
+
+    let pipeline = gst::parse_launch(
+        "videotestsrc num-buffers=1800 ! video/x-raw,width=1280,height=720,framerate=30/1 ! glimagesink"
+        // "cccombiner name=ccc ! cea608overlay ! autovideosink \
+        //  videotestsrc num-buffers=1800 ! video/x-raw,width=1280,height=720,framerate=30/1 ! queue ! ccc.sink \
+        //  appsrc name=text-src ! tttocea608 ! queue ! ccc.caption",
+    )?
+        .downcast::<gst::Pipeline>()
+        .expect("Expected a gst::Pipeline");
+
+    // let text_src = pipeline.by_name("text-src")
+    //     .unwrap()
+    //     .downcast::<gst_app::AppSrc>()
+    //     .unwrap();
+    // text_src.set_is_live(true);
+    // text_src.set_caps(Some(
+    //     &gst::Caps::builder("text/x-raw")
+    //     .field("format", "utf8")
+    //     .build(),
+    // ));
+
+    println!("Starting pipeline..");
+
+    main_loop(pipeline)
+}
+
+fn push_buffer(pipeline: &gst::Pipeline) {
+    let src = pipeline
+        .by_name("text-src")
+        .unwrap()
+        .downcast::<gst_app::AppSrc>()
+        .unwrap();
+
+    let timestamp = pipeline.current_clock_time().unwrap() + gst::ClockTime::from_seconds(1);
+
+    let text = "Nice story, bro!1".to_string();
+    let mut buffer = gst::Buffer::from_slice(text);
+    {
+        let buffer = buffer.get_mut().unwrap();
+        buffer.set_pts(timestamp);
+        buffer.set_duration(gst::ClockTime::from_seconds(10));
+        buffer.set_flags(gst::BufferFlags::DELTA_UNIT);
+    }
+    src.push_buffer(buffer).unwrap();
+}
+
+fn main_loop(pipeline: gst::Pipeline) -> Result<(), Error> {
+    // let main_loop = glib::MainLoop::new(None, false);
+
+    pipeline.set_state(gst::State::Playing)?;
+
+    let bus = pipeline.bus().unwrap();
+    for msg in bus.iter_timed(gst::ClockTime::NONE) {
+        use gst::MessageView;
+
+        match msg.view() {
+            MessageView::Eos(..) => break,
+            MessageView::Error(err) => {
+                println!(
+                    "Error from {:?}: {} ({:?})",
+                    msg.src().map(|s| s.path_string()),
+                    err.error(),
+                    err.debug()
+                );
+                break;
+            }
+            _ => (),
+        }
+    }
+
+    pipeline.set_state(gst::State::Null)?;
+
+    Ok(())
+}
\ No newline at end of file