stream_filter/httplive.c: select stream with lowest bandwidth to start playback.

Start playback with the lowest bandwidth stream.

modules/stream_filter/httplive.c

@@ -232,6 +232,29 @@ static hls_stream_t *hls_GetLast(vlc_array_t *hls_stream)
     return (hls_stream_t *) hls_Get(hls_stream, count);
 }
 
+static int hls_LowestBandwidthStream(vlc_array_t *hls_stream)
+{
+    int count = vlc_array_count(hls_stream);
+    int i_lowest = 0;
+    uint64_t lowest = 0;
+
+    for (int i = 0; i < count; i++)
+    {
+        hls_stream_t *hls = (hls_stream_t *) vlc_array_item_at_index(hls_stream, i);
+        if (lowest == 0)
+        {
+            lowest = hls->bandwidth;
+            i_lowest = i;
+        }
+        else if (hls->bandwidth < lowest)
+        {
+            lowest = hls->bandwidth;
+            i_lowest = i;
+        }
+    }
+    return i_lowest;
+}
+
 /* Segment */
 static segment_t *segment_New(hls_stream_t* hls, int duration, char *uri)
 {
@@ -1158,7 +1181,7 @@ static int Open(vlc_object_t *p_this)
     }
 
     /* */
-    int current = p_sys->current = 0;
+    int current = p_sys->current = hls_LowestBandwidthStream(p_sys->hls_stream);
     p_sys->segment = 0;
 
     if (Prefetch(s, &current) != VLC_SUCCESS)