-

libflac/flac-decoder.rkt

@@ -82,6 +82,7 @@
     (let* ((ffi-handler (flac-handle-ffi-decoder-handler handle))
            (state (ffi-handler 'state)))
       (set-flac-handle-stop-reading! handle #f)
+      (set-flac-handle-reading! handle #t)
       (letrec ((reader (lambda (frame-nr)
                          (let* ((st (ffi-handler 'state)))
                            (ffi-handler 'process-single)
@@ -107,7 +108,9 @@
                                             (process-frame handle frame buffer)))
                              )
                            (if (or (eq? st 'end-of-stream) (eq? st 'stopped-reading))
-                               st
+                               (begin
+                                 (set-flac-handle-reading! handle #f)
+                                 st)
                                (reader (+ frame-nr 1)))))
                        ))
         (reader 0))))
@@ -131,6 +134,9 @@
           #f)))
 
   (define (flac-stop handle)
-    (set-flac-handle-stop-reading! handle #t))
+    (set-flac-handle-stop-reading! handle #t)
+    (while (flac-handle-reading handle)
+           (sleep 0.01))
+    )
                          
   ); end of module

libflac/flac-definitions.rkt

@@ -97,6 +97,7 @@
      [cb-audio #:auto #:mutable]
      [stream-info #:auto #:mutable]
      [stop-reading #:auto #:mutable]
+     [reading #:auto #:mutable]
      )
      #:auto-value #f
      ;#:transparent