refactor(las): replace "manifest.las" with "ijklas:"

android/ijkplayer/ijkplayer-example/src/main/java/tv/danmaku/ijk/media/example/widget/media/IjkVideoView.java

@@ -256,7 +256,7 @@ public class IjkVideoView extends FrameLayout implements MediaController.MediaPl
     public void setVideoPath(String path) {
         if (path.contains("adaptationSet")){
             mManifestString = path;
-            setVideoURI(Uri.parse("manifest.las"));
+            setVideoURI(Uri.parse("ijklas:"));
         } else {
             setVideoURI(Uri.parse(path));
         }

ijkmedia/ijkplayer/ijkavformat/ijklas.c

@@ -1758,7 +1758,7 @@ static int las_close(AVFormatContext* s) {
 }
 
 static int las_probe(AVProbeData* p) {
-    if (p->filename && strstr(p->filename, "manifest.las"))
+    if (p->filename && av_strstart(p->filename, "ijklas:", NULL))
         return AVPROBE_SCORE_MAX;
 
     return 0;

ios/IJKMediaDemo/IJKMediaDemo/IJKMoviePlayerViewController.m

@@ -39,7 +39,7 @@
 - (instancetype)initWithManifest: (NSString*)manifest_string {
     self = [self initWithNibName:@"IJKMoviePlayerViewController" bundle:nil];
     if (self) {
-        self.url = [NSURL URLWithString:@"manifest.las"];
+        self.url = [NSURL URLWithString:@"ijklas:"];
         self.manifest = manifest_string;
     }
     return self;