cursed mjpeg livestreaming

This commit is contained in:
Muaz Ahmad 2023-10-27 12:46:16 +05:00
parent 98311e3edf
commit 82f1b575f1
2 changed files with 31 additions and 1 deletions

View file

@ -1,6 +1,10 @@
package http package http
import ( import (
"time"
"mime/multipart"
"net/textproto"
"strconv"
"net/http" "net/http"
"strings" "strings"
"os" "os"
@ -21,6 +25,7 @@ func server_setup(server *http.ServeMux) {
server.HandleFunc("/list/", serve_live_playlist) // uri returns the playlist file for the given stream key server.HandleFunc("/list/", serve_live_playlist) // uri returns the playlist file for the given stream key
server.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("static/")))) // returns static files (eventually for the local hls player implementation) server.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("static/")))) // returns static files (eventually for the local hls player implementation)
server.HandleFunc("/vid/", serve_vid_segment) // serves the appropriate static video segment server.HandleFunc("/vid/", serve_vid_segment) // serves the appropriate static video segment
server.HandleFunc("/img/", serve_img_loop)
} }
func serve_vid_segment(w http.ResponseWriter, r *http.Request) { func serve_vid_segment(w http.ResponseWriter, r *http.Request) {
@ -50,3 +55,27 @@ func serve_main_page(w http.ResponseWriter, r *http.Request) {
stream_user := strings.TrimPrefix(r.URL.Path, "/live/") stream_user := strings.TrimPrefix(r.URL.Path, "/live/")
page.Execute(w, stream_user) // literally only to define the uri for playlist loading, should be a script but eh page.Execute(w, stream_user) // literally only to define the uri for playlist loading, should be a script but eh
} }
func serve_img_loop(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Cache-Control", "no-cache")
stream_id := strings.TrimPrefix(r.URL.Path, "/img/")
base_dir, _ := os.UserHomeDir()
img_path := base_dir + "/live/" + stream_id + "/out.jpg"
writer := multipart.NewWriter(w)
w.Header().Set("Content-Type", "multipart/x-mixed-replace; boundary=" + writer.Boundary())
for {
img, err := os.ReadFile(img_path)
if err != nil {
continue
}
part, err := writer.CreatePart(textproto.MIMEHeader{"Content-Type": {"image/jpeg"}, "Content-Length": {strconv.Itoa(len(img))}})
if err != nil {
break
}
part.Write(img)
time.Sleep(33 * time.Millisecond)
}
writer.Close()
}

View file

@ -1,10 +1,11 @@
<!DOCTYPE html> <!DOCTYPE html>
<html> <html>
<head> <head>
<title>Test</title> <title>{{ . }}</title>
</head> </head>
<body> <body>
<video id=vid1 autoplay muted></video> <video id=vid1 autoplay muted></video>
<img src="/img/{{ . }}"></img>
</body> </body>
<script src="/static/hls-player.js"></script> <script src="/static/hls-player.js"></script>
<script>var stream = new VideoLoader('vid1');</script> <script>var stream = new VideoLoader('vid1');</script>