129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
/*****************
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Tally light ESP32 for Blackmagic ATEM switcher
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Version 2.0
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A wireless (WiFi) tally light for Blackmagic Design
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ATEM video switchers, based on the M5StickC ESP32 development
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board and the Arduino IDE.
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For more information, see:
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https://oneguyoneblog.com/2020/06/13/tally-light-esp32-for-blackmagic-atem-switcher/
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Based on the work of Kasper Skårhøj:
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https://github.com/kasperskaarhoj/SKAARHOJ-Open-Engineering
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******************/
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#include <ESP8266WiFi.h>
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#include <SkaarhojPgmspace.h>
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#include <ATEMbase.h>
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#include <ATEMstd.h>
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IPAddress switcherIp(192, 168, 0, 101); // IP address of the ATEM switcher
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ATEMstd AtemSwitcher;
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// WiFi parameters
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#define WLAN_SSID "atem"
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#define WLAN_PASS "atematem"
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char newHostname[12];
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// LED PIN DEFINE
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#define LED_BUILTIN D4
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#define ledPin1 D1
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#define ledPin2 D2
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//CAMARA DEFINE
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#define ABIT0 D5 // Bit 0 of ID
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#define ABIT1 D6 // Bit 1 of ID
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int8_t cameraNumber = 4;
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int PreviewTallyPrevious = 1;
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int ProgramTallyPrevious = 1;
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void setup() {
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Serial.begin(9600);
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WiFi.mode(WIFI_STA);
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// Set up address pins
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pinMode( ABIT0, INPUT_PULLUP ); // Has a value of 1
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pinMode( ABIT1, INPUT_PULLUP ); // Has a value of 2
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cameraNumber = 0;
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if (digitalRead( ABIT0 )) cameraNumber = 1;
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if (digitalRead( ABIT1 )) cameraNumber += 2;
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cameraNumber += 1;
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sprintf(&newHostname[0], "CamTally_%d\n", cameraNumber);
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pinMode(ledPin1, OUTPUT); // LED: 1 is on Program (Tally)
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pinMode(ledPin2, OUTPUT); // LED: 2 is on Preview (Tally)
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pinMode(LED_BUILTIN, OUTPUT); // LED: Status online
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Serial.println(); Serial.println(); // Connect to WiFi access point.
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delay(10);
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Serial.print(F("Connecting to "));
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Serial.println(WLAN_SSID);
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WiFi.hostname(newHostname); //Set new hostname
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Serial.printf("New hostname: %s\n", WiFi.hostname().c_str()); //Get Current Hostname
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WiFi.begin(WLAN_SSID, WLAN_PASS);
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(F("."));
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}
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Serial.println();
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Serial.println(F("WiFi connected"));
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Serial.print(F("IP address: "));
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Serial.println(WiFi.localIP());
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Serial.print("RRSI: ");
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Serial.println(WiFi.RSSI());
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digitalWrite(LED_BUILTIN, LOW); // ON
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digitalWrite(ledPin1, HIGH); // off
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digitalWrite(ledPin2, HIGH); // off
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// Initialize a connection to the switcher:
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AtemSwitcher.begin(switcherIp);
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AtemSwitcher.serialOutput(0x80);
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AtemSwitcher.connect();
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}
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void loop() {
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// Check for packets, respond to them etc. Keeping the connection alive!
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AtemSwitcher.runLoop();
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int ProgramTally = AtemSwitcher.getProgramTally(cameraNumber);
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int PreviewTally = AtemSwitcher.getPreviewTally(cameraNumber);
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if ((ProgramTallyPrevious != ProgramTally) || (PreviewTallyPrevious != PreviewTally)) { // changed?
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if ((ProgramTally && !PreviewTally) || (ProgramTally && PreviewTally) ) { // only program, or program AND preview
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digitalWrite(ledPin1, HIGH);
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digitalWrite(ledPin2, LOW);
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} else if (PreviewTally && !ProgramTally) { // only preview
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digitalWrite(ledPin2, LOW);
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} else if (!PreviewTally || !ProgramTally) { // neither
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digitalWrite(ledPin1, LOW);
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digitalWrite(ledPin2, HIGH);
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}
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}
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ProgramTallyPrevious = ProgramTally;
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PreviewTallyPrevious = PreviewTally;
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}
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void drawLabel(unsigned long int screenColor, unsigned long int labelColor, bool ledValue) {
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digitalWrite(ledPin1, ledValue);
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digitalWrite(ledPin2, ledValue);
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}
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