Clamp pedal OFF event time and simplify gap calculation

Author: rmcat

src/engraving/compat/midi/compatmidirenderinternal.cpp

@@ -1482,7 +1482,7 @@ void CompatMidiRendererInternal::doRenderSpanners(EventsHolder& events, Spanner*
         int gapTicks = 1;
         if (MScore::pedalReleaseGapMs > 0) {
             double bps = score->tempomap()->multipliedTempo(st).val;
-            gapTicks = std::max(1, static_cast<int>((1000LL * MScore::pedalReleaseGapMs * bps * Constants::DIVISION) / 1000000));
+            gapTicks = std::max(1, static_cast<int>((MScore::pedalReleaseGapMs * bps * Constants::DIVISION) / 1000.0));
         }
 
         if (!lastEvent.on && lastEvent.tick >= (st + 2)) {
@@ -1492,7 +1492,7 @@ void CompatMidiRendererInternal::doRenderSpanners(EventsHolder& events, Spanner*
         int a = st + 2;
         pedalEventList.emplace_back(a, true, staffIdx);
 
-        int t = s->tick2().ticks() + (2 - gapTicks);
+        int t = std::max(a + 1, s->tick2().ticks() + (2 - gapTicks));
         if (!score->repeatList().empty()) {
             const RepeatSegment& lastRepeat = *score->repeatList().back();
             if (t > lastRepeat.utick + lastRepeat.len()) {