Added recorder to be able to stream the current LED data via network. That way you can create nice looking GIF images of the effects - and even develop effects without having to look at the actual LED panel.

This commit is contained in:
Fabian Schlenz 2019-09-04 06:05:45 +02:00
parent bf1666fb32
commit 33c2417534
8 changed files with 275 additions and 0 deletions

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@ -42,6 +42,9 @@
#define FPS 50
#define SHOW_TEXT_DELAY 100
#define RECORDER_ENABLE
#define RECORDER_PORT 2122
#define MONITOR_LOOP_TIMES false
#define MONITOR_LOOP_TIME_THRESHOLD 500
#define MONITOR_LOOP_TIME_COUNT_MAX 10

21
include/recorder.h Normal file
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@ -0,0 +1,21 @@
#pragma once
#include "my_wifi.h"
#include "config.h"
#include <ESPAsyncTCP.h>
#include <WiFiUdp.h>
#ifdef RECORDER_ENABLE
class Recorder {
private:
WiFiUDP _udp;
AsyncServer* _server;
AsyncClient* _client = NULL;
uint16_t _client_port = 0;
size_t _buffer_len;
char* _buffer;
uint16_t _msgid;
public:
Recorder();
void loop();
};
#endif

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@ -19,6 +19,7 @@ lib_deps =
https://github.com/fabianonline/NTPClient.git
ESP8266WebServer
ErriezCRC32
ESPAsyncTCP
[env:ota]
upload_port = 10.10.2.78

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@ -9,12 +9,16 @@
#include "functions.h"
#include "effects.h"
#include "http_server.h"
#include "recorder.h"
uint8_t starting_up = OTA_STARTUP_DELAY;
int loop_timeouts = 0;
long loop_started_at = 0;
uint8_t baseHue = 0; // defined as extern in prototypes.h
char hostname[30]; // defined as extern in prototypes.h
#ifdef RECORDER_ENABLE
Recorder* recorder;
#endif
void setup() {
Serial.begin(74880);
@ -40,6 +44,9 @@ void setup() {
#ifdef MQTT_ENABLE
mqtt_setup();
#endif
#ifdef RECORDER_ENABLE
recorder = new Recorder();
#endif
SPIFFS.begin();
LOGln("Core * Setup complete");
}
@ -84,6 +91,10 @@ void loop() {
effect_clock.loop(current_effect->clock_as_mask(), CRGB(0xFFFFFF), CRGB(0x000000));
}
FastLED.show();
#ifdef RECORDER_ENABLE
recorder->loop();
#endif
}
#if defined(MQTT_ENABLE) && defined(MQTT_REPORT_METRICS)

67
src/recorder.cpp Normal file
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@ -0,0 +1,67 @@
#include "recorder.h"
#include "my_fastled.h"
#include "functions.h"
#include "effects.h"
#include <WiFiUdp.h>
#ifdef RECORDER_ENABLE
Recorder::Recorder() {
_buffer_len = LED_WIDTH * LED_HEIGHT * 3 + 3;
_buffer = (char*)malloc(_buffer_len);
_server = new AsyncServer(RECORDER_PORT);
_server->onClient([&](void* a, AsyncClient* c) {
LOGln("Recorder * New client: %s. Waiting for port number...", c->remoteIP().toString().c_str());
if (_client) {
LOGln("Recorder * Killing old client.");
_client->close();
_client_port = 0;
delete _client;
}
_client = c;
_msgid = 0;
char dim[3] = {LED_WIDTH, LED_HEIGHT, 255};
_client->write(dim, 3);
_client->onDisconnect([&](void* a, AsyncClient* client) {
LOGln("Recorder * Client disconnected");
_client_port = 0;
}, NULL);
_client->onData([&](void* a, AsyncClient* client, void* data, size_t len) {
if (*(char*)data == 'P') {
LOGln("Found.");
if (len >= 3) {
uint8_t* d = (uint8_t*)data;
_client_port = d[1]<<8 | d[2];
LOGln("Recorder * Sending data to port %d", _client_port);
}
} else if (*(char*)data == 'E') {
String effect = String(((char*)(data+1)));
LOGln("Recorder * Setting effect %s", effect.c_str());
change_current_effect(effect);
}
}, NULL);
}, _server);
_server->begin();
LOGln("Recorder * Listening on port %d", RECORDER_PORT);
}
void Recorder::loop() {
if (_client && _client_port) {
_buffer[0] = _msgid >> 8;
_buffer[1] = _msgid & 0xFF;
for (uint8_t y=0; y<LED_HEIGHT; y++) for(uint8_t x=0; x<LED_WIDTH; x++) {
uint16_t index = XYsafe(x, y);
CRGB pixel = leds[index];
_buffer[2 + (y*LED_WIDTH + x)*3 + 0] = (pixel.r==255 ? 254 : pixel.r);
_buffer[2 + (y*LED_WIDTH + x)*3 + 1] = (pixel.g==255 ? 254 : pixel.g);
_buffer[2 + (y*LED_WIDTH + x)*3 + 2] = (pixel.b==255 ? 254 : pixel.b);
}
_buffer[_buffer_len - 1] = 255;
_udp.beginPacket("10.10.2.1", 13330);
_udp.write(_buffer, _buffer_len);
_udp.endPacket();
_msgid++;
//_client->write(_buffer, _buffer_len);
}
}
#endif

20
src/tools/generate_gifs.sh Executable file
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@ -0,0 +1,20 @@
#!/bin/bash
IP="$1"
EFFECTS=`egrep "case" ../effects.cpp | tr -s "\t" " " | cut -d" " -f 7 | sort`
mkdir effects
for effect in $EFFECTS; do
[ "$effect" = "cycle" ] && continue
[ "$effect" = "off" ] && continue
[ "$effect" = "koopa" ] && continue
[ "$effect" = "couple_rain" ] && continue
[ "$effect" = "cake" ] && continue
echo " + ./recorder.rb $IP /tmp/effect.gif $effect"
./recorder.rb $IP /tmp/effect.gif $effect
echo
echo " + gifsicle /tmp/effect.gif -o effects/$effect.gif"
gifsicle /tmp/effect.gif -o effects/$effect.gif
done

59
src/tools/monitor.rb Normal file
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@ -0,0 +1,59 @@
#!/usr/bin/env ruby
require 'socket'
require 'pp'
def rgb2ansi(r, g, b)
if r==g && g==b
return 16 if r<8
return 231 if r>248
return (((r - 8) / 247.0) * 24).round + 232
end
return 16 + 36*(r/51.0).round + 6*(g/51.0).round + (b/51.0).round
end
IP = ARGV[0]
PORT = 2122
EFFECT = ARGV[1]
puts "Connecting to #{IP}:#{PORT}..."
s = TCPSocket.new(IP, PORT)
puts "Connected."
init = s.recv(3).unpack("C*")
raise "Initial data packet wasn't usable!" if init[2] != 0xFF
puts "Got initial data packet."
dim_x, dim_y = *init
len = dim_x * dim_y * 3 + 3
puts "Size: #{dim_x}x#{dim_y}. Expecting packet length #{len}."
puts "Opening local UDP socket..."
udp = UDPSocket.new
udp.bind("10.10.2.1", 13330)
puts "Waiting for UDP packets on port 13330..."
s.sendmsg("P\x12\x34\x00")
s.sendmsg("E#{EFFECT}\x00") if EFFECT
while 1
data = udp.recvfrom(1024)[0].unpack("C*")
#puts "Packet. ID: #{data[0]}, length: #{data.length}"
raise "Unexpected packet length" unless data.count == len
raise "Invalid data packet" unless data[len - 1]==0xFF
id = data.shift << 8 | data.shift
#next
#print "."
puts "\033[2J"
(0...dim_y).each do |y|
(0...dim_x).each do |x|
r, g, b = *data.shift(3)
color_code = rgb2ansi(r, g, b)
print "\033[48;5;#{color_code}m "
end
puts "\033[0m"
end
end

93
src/tools/recorder.rb Executable file
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@ -0,0 +1,93 @@
#!/usr/bin/env ruby
require 'socket'
require 'pp'
require 'rmagick'
include Magick
IP = ARGV[0]
PORT = 2122
FILE = ARGV[1] or raise "No filename given"
EFFECT = ARGV[2]
FRAMES = 250
FACTOR = 1
delay = 50
puts "Connecting to #{IP}:#{PORT}..."
s = TCPSocket.new(IP, PORT)
puts "Connected."
init = s.recv(3).unpack("C*")
raise "Initial data packet wasn't usable!" if init[2] != 0xFF
puts "Got initial data packet."
dim_x, dim_y = *init
len = dim_x * dim_y * 3 + 3
puts "Size: #{dim_x}x#{dim_y}. Expecting packet length #{len}."
puts "Opening local UDP socket..."
udp = UDPSocket.new
udp.bind("10.10.2.1", 13330)
puts "Waiting for UDP packets on port 13330..."
s.sendmsg("P\x12\x34\x00")
s.sendmsg("E#{EFFECT}\x00") if EFFECT
gif = ImageList.new
last_id = 255
last_frame_time = nil
img = nil
last_diff = nil
while gif.length < FRAMES do
data = udp.recvfrom(1024)[0].unpack("C*")
if delay > 0
delay -= 1
next
end
#puts "Packet. ID: #{data[0]}, length: #{data.length}"
raise "Unexpected packet length" unless data.count == len
raise "Invalid data packet" unless data[len - 1]==0xFF
id = data.shift << 8 | data.shift
if last_id != id-1 && last_id != id-2
puts
gif = ImageList.new
end
last_id = id
if img && last_frame_time
last_diff = diff = Time.now.to_f * 100 - last_frame_time.to_f * 100
img.delay = diff
end
last_frame_time = Time.now
img = Image.new(dim_x, dim_y)
img.delay = 5
gc = Draw.new
#next
print "."
print "#{gif.length}" if gif.length%50==0
(0...dim_y).each do |y|
(0...dim_x).each do |x|
r, g, b = *data.shift(3)
gc.fill("rgb(#{r}, #{g}, #{b})")
gc.point(x, y)
#img.pixel_color(x, y, Pixel.new(r, g, b, 255))
end
end
gc.draw(img)
img.sample!(FACTOR)
gif << img
end
img.delay = last_diff
s.close
puts
puts "Generating gif..."
gif.write(FILE)
puts
puts