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fix for "giving a semaphore never taken"

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Frank
2025-12-20 01:14:13 +01:00
parent 0d24bb3b73
commit e5a3942610
1 changed files with 10 additions and 8 deletions
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18
wled00/e131.cpp
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@@ -56,16 +56,18 @@ void handleDDPPacket(e131_packet_t* p) {
if (!realtimeOverride || (realtimeMode && useMainSegmentOnly)) {
#if defined(ARDUINO_ARCH_ESP32)
if (xSemaphoreTake(busDrawMux, 200) != pdTRUE) { delay(1);} // WLEDMM first acquire drawing permission (wait max 200ms)
// WLEDMM acquire drawing permission (wait max 200ms) before setting pixels
if (xSemaphoreTake(busDrawMux, 200) == pdTRUE) {
#endif
for (uint16_t i = start; i < stop; i++) {
setRealtimePixel(i, data[c], data[c+1], data[c+2], ddpChannelsPerLed >3 ? data[c+3] : 0);
c += ddpChannelsPerLed;
pixels++;
}
packets ++;
for (uint16_t i = start; i < stop; i++) {
setRealtimePixel(i, data[c], data[c+1], data[c+2], ddpChannelsPerLed >3 ? data[c+3] : 0);
c += ddpChannelsPerLed;
pixels++;
}
packets ++;
#if defined(ARDUINO_ARCH_ESP32)
xSemaphoreGive(busDrawMux); // WLEDMM release drawing permissions
xSemaphoreGive(busDrawMux); // WLEDMM release drawing permissions
}
#endif
}