progression

src/Cargo.lock

@@ -89,6 +89,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
+[[package]]
+name = "base64"
+version = "0.21.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35636a1494ede3b646cc98f74f8e62c773a38a659ebc777a2cf26b9b74171df9"
+
 [[package]]
 name = "bitflags"
 version = "2.4.1"
@@ -696,6 +702,10 @@ dependencies = [
  "unicode-segmentation",
 ]
 
+[[package]]
+name = "lib"
+version = "0.1.0"
+
 [[package]]
 name = "libc"
 version = "0.2.151"
@@ -1065,8 +1075,10 @@ dependencies = [
 name = "src"
 version = "0.1.0"
 dependencies = [
+ "base64",
  "dioxus",
  "dioxus-web",
+ "lib",
  "rfd",
 ]
 

src/Cargo.toml

@@ -9,4 +9,6 @@ edition = "2021"
 dioxus = "0.4.3"
 dioxus-web = "0.4.3"
 rfd = "0.12.1"
+lib = { path = "../src-lib" }
+base64 = "0.21.5"
 #dioxus-desktop = "0.4.3"

src/src/main.rs

@@ -2,6 +2,8 @@
 // import the prelude to get access to the `rsx!` macro and the `Scope` and `Element` types
 use dioxus::prelude::*;
 use rfd::AsyncFileDialog;
+use lib;
+use base64::{engine::general_purpose, Engine as _};
 
 fn main() {
    // launch the dioxus app in a webview
@@ -12,6 +14,7 @@ fn main() {
 // define a component that renders a div with the text "Hello, world!"
 fn App(cx: Scope) -> Element {
    let file = use_state(cx, String::new);
+   let analysis = use_state(cx, Vec::<Analyzed>::new);
    cx.render(rsx! {
       header {
          h1 { "home-video-blue-extractinator" }
@@ -38,18 +41,70 @@ fn App(cx: Scope) -> Element {
                p { file.get().clone() }
             }
             div {
-               input { r#type: "button", value: "analyze", onclick: move |evt| { analyze(evt); } }
-               input { r#type: "button", value: "clipify", onclick: move |evt| { clipify(evt); } }
+               input { r#type: "button", value: "analyze", onclick: move |evt| {
+                  to_owned![file];
+                  to_owned![analysis];
+                  async move {
+                     analysis.set(analyze(file.get().clone()));
+                  }
+               }}
+               input { r#type: "button", value: "clipify", onclick: move |evt| { clipify(file.get().clone()); } }
+            }
+            div {
+               analysis.get().iter().map(|a| {
+                  rsx! {
+                     p {
+                        "{a.start}..{a.stop}: "
+                        img { src: "data:image/png;base64, {a.screenshot}" }
+                     }
+                  }
+               })
             }
          }
       }
    })
 }
 
-fn analyze(evt: Event<MouseData>) {
-   eprintln!("analyze");
+struct Analyzed {
+   start: String,
+   stop: String,
+   screenshot: String,
 }
 
-fn clipify(evt: Event<MouseData>) {
+fn analyze(file: String) -> Vec<Analyzed> {
+   //let content_spans = lib::video::inspect(&file); // TODO
+   let content_spans: Result<Vec<lib::video::ContentSpan>, String> = Ok(vec![lib::video::ContentSpan{start: 0.5, stop: 20.2}]);
+   if content_spans.is_err() {
+      return vec![Analyzed{
+         start: format!("<<err analyzing {}", file),
+         stop: format!("{}>>", content_spans.err().unwrap()),
+         screenshot: a_png.to_string(),
+      }];
+   }
+   let head: Vec<lib::video::ContentSpan> = vec![lib::video::ContentSpan{start: 0.0, stop: 0.0}];
+   let content_spans = content_spans.unwrap();
+   head.iter().chain(content_spans.iter())
+      .map(|content_span| {
+         eprintln!("analyze");
+         let mut result = Analyzed{
+            start: content_span.start.to_string(),
+            stop: content_span.stop.to_string(),
+            screenshot: a_png.to_string(),
+         };
+         match lib::video::screenshot_png(
+            &file,
+            content_span.start,
+         ) {
+            Ok(png) => { result.screenshot = general_purpose::STANDARD.encode(&png); },
+            Err(msg) => { result.stop = format!("{} <<failed to screenshot {}: {}>>", result.stop, file, msg); },
+         };
+         result
+      })
+      .collect()
+}
+
+fn clipify(file: String) {
    eprintln!("clipify");
 }
+
+const a_png: &str = "iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==";