Scale 2D peek for large matrices.
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1bab4d6937
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@ -111,9 +111,17 @@ void sendDataWs(AsyncWebSocketClient * client)
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DEBUG_PRINTF("JSON buffer size: %u for WS request (%u).\n", doc.memoryUsage(), len);
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size_t heap1 = ESP.getFreeHeap();
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DEBUG_PRINT(F("heap ")); DEBUG_PRINTLN(ESP.getFreeHeap());
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#ifdef ESP8266
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if (len>heap1) {
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DEBUG_PRINTLN(F("Out of memory (WS)!"));
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return;
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}
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#endif
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buffer = ws.makeBuffer(len); // will not allocate correct memory sometimes on ESP8266
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#ifdef ESP8266
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size_t heap2 = ESP.getFreeHeap();
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DEBUG_PRINT(F("heap ")); DEBUG_PRINTLN(ESP.getFreeHeap());
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#else
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size_t heap2 = 0; // ESP32 variants do not have the same issue and will work without checking heap allocation
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#endif
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@ -148,11 +156,17 @@ bool sendLiveLedsWs(uint32_t wsClient)
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AsyncWebSocketClient * wsc = ws.client(wsClient);
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if (!wsc || wsc->queueLength() > 0) return false; //only send if queue free
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uint16_t used = strip.getLengthTotal();
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const uint16_t MAX_LIVE_LEDS_WS = strip.isMatrix ? 1024 : 256;
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uint16_t n = ((used -1)/MAX_LIVE_LEDS_WS) +1; //only serve every n'th LED if count over MAX_LIVE_LEDS_WS
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uint16_t pos = (strip.isMatrix ? 4 : 2);
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uint16_t bufSize = pos + (used/n)*3;
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size_t used = strip.getLengthTotal();
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#ifdef ESP8266
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const size_t MAX_LIVE_LEDS_WS = 256U;
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#else
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const size_t MAX_LIVE_LEDS_WS = 1024U;
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#endif
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size_t n = ((used -1)/MAX_LIVE_LEDS_WS) +1; //only serve every n'th LED if count over MAX_LIVE_LEDS_WS
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size_t pos = (strip.isMatrix ? 4 : 2); // start of data
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size_t bufSize = pos + (used/n)*3;
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size_t skipLines = 0;
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AsyncWebSocketMessageBuffer * wsBuf = ws.makeBuffer(bufSize);
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if (!wsBuf) return false; //out of memory
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uint8_t* buffer = wsBuf->get();
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@ -163,11 +177,25 @@ bool sendLiveLedsWs(uint32_t wsClient)
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buffer[1] = 2; //version
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buffer[2] = Segment::maxWidth;
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buffer[3] = Segment::maxHeight;
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if (Segment::maxWidth * Segment::maxHeight > MAX_LIVE_LEDS_WS*4) {
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buffer[2] = Segment::maxWidth/4;
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buffer[3] = Segment::maxHeight/4;
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skipLines = 3;
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} else if (Segment::maxWidth * Segment::maxHeight > MAX_LIVE_LEDS_WS) {
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buffer[2] = Segment::maxWidth/2;
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buffer[3] = Segment::maxHeight/2;
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skipLines = 1;
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}
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}
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#endif
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for (uint16_t i = 0; pos < bufSize -2; i += n)
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for (size_t i = 0; pos < bufSize -2; i += n)
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{
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#ifndef WLED_DISABLE_2D
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if (strip.isMatrix && skipLines) {
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if ((i/Segment::maxWidth)%(skipLines+1)) i += Segment::maxWidth * skipLines;
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}
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#endif
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uint32_t c = strip.getPixelColor(i);
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buffer[pos++] = qadd8(W(c), R(c)); //R, add white channel to RGB channels as a simple RGBW -> RGB map
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buffer[pos++] = qadd8(W(c), G(c)); //G
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