support some options

diff --git a/src/main.rs b/src/main.rs
index e0c934007e1b6ee1fbe6bdd7944daa0023a172ae..31642ad0c7e44d7a8550ac9c77e6453987fa723d 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -311,7 +311,20 @@ println!("reinit scaler!");
         })
 }
 
-fn play_file(name: &str) {
+fn play_file(args: Vec<String>) {
+
+    let mut cur_arg: usize = 1;
+    let mut decode_audio = true;
+    while (cur_arg < args.len()) && args[cur_arg].starts_with('-') {
+        match args[cur_arg].as_str() {
+            "--"        => { break; },
+            "-an"       => { decode_audio = false; },
+            _           => { println!("unknown option {}", args[cur_arg]); return; },
+        }
+        cur_arg += 1;
+    }
+    let name = args[cur_arg].as_str();
+
     let path = Path::new(name);
     let mut file = File::open(path).unwrap();
     let dmx_fact;
@@ -379,7 +392,7 @@ fn play_file(name: &str) {
                 tb_den = tbd;
             }
         } else if info.is_audio() {
-            if audio_dec.is_none() {
+            if audio_dec.is_none() && decode_audio {
                 if decfunc.is_none() {
                     println!("no audio decoder for {} found!", info.get_name());
                 } else {
@@ -572,15 +585,14 @@ fn play_file(name: &str) {
 }
 
 fn main() {
-    let args: Vec<_> = env::args().collect();
+    let args: Vec<String> = env::args().collect();
 
     if args.len() == 1 {
         println!("usage: nihav-player input");
         return;
     }
-    let name = args[1].as_str();
 
-    play_file(name);
+    play_file(args);
 
     sdl::quit();
 }