dmband: Support start_time and end_time Play parameters.

dlls/dmband/bandtrack.c

@@ -159,7 +159,7 @@ static HRESULT WINAPI band_track_EndPlay(IDirectMusicTrack8 *iface, void *state_
 }
 
 static HRESULT WINAPI band_track_Play(IDirectMusicTrack8 *iface, void *state_data,
-        MUSIC_TIME start_time, MUSIC_TIME end_time, MUSIC_TIME time_offset, DWORD segment_flags,
+        MUSIC_TIME start_time, MUSIC_TIME end_time, MUSIC_TIME time_offset, DWORD track_flags,
         IDirectMusicPerformance *performance, IDirectMusicSegmentState *segment_state, DWORD track_id)
 {
     struct band_track *This = impl_from_IDirectMusicTrack8(iface);
@@ -168,13 +168,11 @@ static HRESULT WINAPI band_track_Play(IDirectMusicTrack8 *iface, void *state_dat
     HRESULT hr;
 
     TRACE("(%p, %p, %ld, %ld, %ld, %#lx, %p, %p, %ld)\n", This, state_data, start_time, end_time,
-            time_offset, segment_flags, performance, segment_state, track_id);
+            time_offset, track_flags, performance, segment_state, track_id);
 
     if (!performance) return DMUS_S_END;
 
-    if (start_time != 0) FIXME("start_time %ld not implemented\n", start_time);
-    if (end_time != -1) FIXME("end_time %ld not implemented\n", end_time);
-    if (segment_flags) FIXME("segment_flags %#lx not implemented\n", segment_flags);
+    if (track_flags) FIXME("track_flags %#lx not implemented\n", track_flags);
     if (segment_state) FIXME("segment_state %p not implemented\n", segment_state);
 
     if (FAILED(hr = IDirectMusicPerformance_QueryInterface(performance,
@@ -184,7 +182,13 @@ static HRESULT WINAPI band_track_Play(IDirectMusicTrack8 *iface, void *state_dat
     LIST_FOR_EACH_ENTRY(entry, &This->bands, struct band_entry, entry)
     {
         MUSIC_TIME music_time = entry->head.lBandTimeLogical;
-        if (music_time != -1) music_time += time_offset;
+        if (music_time == -1 && !(track_flags & DMUS_TRACKF_START)) continue;
+        else if (music_time != -1)
+        {
+            if (music_time < start_time || music_time >= end_time) continue;
+            music_time += time_offset;
+        }
+
         if (FAILED(hr = band_send_messages(entry->band, performance, graph, music_time, track_id)))
             break;
     }