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index_ov2640.h
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index_ov2640.h
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/*
* primary HTML for the OV2640 camera module
*/
const uint8_t index_ov2640_html[] = R"=====(<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>ESP32 OV2640</title>
<link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png">
<link rel="stylesheet" type="text/css" href="/style.css">
<style>
@media (min-width: 800px) and (orientation:landscape) {
#content {
display:flex;
flex-wrap: nowrap;
align-items: stretch
}
}
</style>
</head>
<body>
<section class="main">
<div id="logo">
<label for="nav-toggle-cb" id="nav-toggle" style="float:left;">☰ Settings </label>
<button id="swap-viewer" style="float:left;" title="Swap to simple viewer">Simple</button>
<button id="get-still" style="float:left;">Get Still</button>
<button id="toggle-stream" style="float:left;" class="hidden">Start Stream</button>
<div id="wait-settings" style="float:left;" class="loader" title="Waiting for camera settings to load"></div>
</div>
<div id="content">
<div class="hidden" id="sidebar">
<input type="checkbox" id="nav-toggle-cb" checked="checked">
<nav id="menu">
<div class="input-group hidden" id="lamp-group" title="Flashlight LED.

Warning:
Built-In lamps can be Very Bright! Avoid looking directly at LED
Can draw a lot of power and may cause visual artifacts, affect WiFi or even brownout the camera on high settings">
<label for="lamp">Light</label>
<div class="range-min">Off</div>
<input type="range" id="lamp" min="0" max="100" value="0" class="default-action">
<div class="range-max"><span style="font-size: 125%;">⚠</span>Full</div>
</div>
<div class="input-group hidden" id="autolamp-group" title="When enabled the lamp will only turn on while the camera is active">
<label for="autolamp">Auto Lamp</label>
<div class="switch">
<input id="autolamp" type="checkbox" class="default-action">
<label class="slider" for="autolamp"></label>
</div>
</div>
<div class="input-group" id="framesize-group" title="Camera resolution
Higher resolutions will result in lower framerates">
<label for="framesize">Resolution</label>
<select id="framesize" class="default-action">
<option value="13">UXGA (1600x1200)</option>
<option value="12">SXGA (1280x1024)</option>
<option value="11">HD (1280x720)</option>
<option value="10">XGA (1024x768)</option>
<option value="9">SVGA (800x600)</option>
<option value="8">VGA (640x480)</option>
<option value="7">HVGA (480x320)</option>
<option value="6">CIF (400x296)</option>
<option value="5">QVGA (320x240)</option>
<option value="3">HQVGA (240x176)</option>
<option value="1">QQVGA (160x120)</option>
<option value="0">THUMB (96x96)</option>
</select>
</div>
<div class="input-group" id="quality-group" title="Camera Image and Stream quality factor
Higher settings will result in lower framerates">
<label for="quality">Quality</label>
<div class="range-min">Low</div>
<!-- Note; the following element is 'flipped' in CSS so that it slides from High to Low
As a result the 'min' and 'max' values are reversed here too -->
<input type="range" id="quality" min="6" max="63" value="10" class="default-action">
<div class="range-max">High</div>
</div>
<div class="input-group" id="set-xclk-group" title="Camera Bus Clock Frequency
Increasing this will raise the camera framerate and capture speed

Raising too far will result in visual artifacts and/or incomplete frames
This setting can vary a lot between boards, budget boards typically need lower values">
<label for="set-xclk">XCLK</label>
<div class="text">
<input id="xclk" type="number" min="2" max="32" size="3" step="1" class="default-action">
<div class="range-max">MHz</div>
</div>
</div>
<div class="input-group" id="brightness-group">
<label for="brightness">Brightness</label>
<div class="range-min">-2</div>
<input type="range" id="brightness" min="-2" max="2" value="0" class="default-action">
<div class="range-max">2</div>
</div>
<div class="input-group" id="contrast-group">
<label for="contrast">Contrast</label>
<div class="range-min">-2</div>
<input type="range" id="contrast" min="-2" max="2" value="0" class="default-action">
<div class="range-max">2</div>
</div>
<div class="input-group" id="saturation-group">
<label for="saturation">Saturation</label>
<div class="range-min">-2</div>
<input type="range" id="saturation" min="-2" max="2" value="0" class="default-action">
<div class="range-max">2</div>
</div>
<div class="input-group" id="special_effect-group">
<label for="special_effect">Special Effect</label>
<select id="special_effect" class="default-action">
<option value="0" selected="selected">No Effect</option>
<option value="1">Negative</option>
<option value="2">Grayscale</option>
<option value="3">Red Tint</option>
<option value="4">Green Tint</option>
<option value="5">Blue Tint</option>
<option value="6">Sepia</option>
</select>
</div>
<div class="input-group" id="awb-group">
<label for="awb">AWB Enable</label>
<div class="switch">
<input id="awb" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="awb"></label>
</div>
</div>
<div class="input-group" id="awb_gain-group">
<label for="awb_gain">Manual AWB Gain</label>
<div class="switch">
<input id="awb_gain" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="awb_gain"></label>
</div>
</div>
<div class="input-group" id="wb_mode-group">
<label for="wb_mode">WB Mode</label>
<select id="wb_mode" class="default-action">
<option value="0" selected="selected">Auto</option>
<option value="1">Sunny</option>
<option value="2">Cloudy</option>
<option value="3">Office</option>
<option value="4">Home</option>
</select>
</div>
<div class="input-group" id="aec-group">
<label for="aec">AEC Sensor Enable</label>
<div class="switch">
<input id="aec" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="aec"></label>
</div>
</div>
<div class="input-group" id="aec2-group">
<label for="aec2">AEC DSP</label>
<div class="switch">
<input id="aec2" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="aec2"></label>
</div>
</div>
<div class="input-group" id="ae_level-group">
<label for="ae_level">AE Level</label>
<div class="range-min">-2</div>
<input type="range" id="ae_level" min="-2" max="2" value="0" class="default-action">
<div class="range-max">2</div>
</div>
<div class="input-group" id="aec_value-group">
<label for="aec_value">Exposure</label>
<div class="range-min">0</div>
<input type="range" id="aec_value" min="0" max="1200" value="204" class="default-action">
<div class="range-max">1200</div>
</div>
<div class="input-group" id="agc-group">
<label for="agc">AGC</label>
<div class="switch">
<input id="agc" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="agc"></label>
</div>
</div>
<div class="input-group hidden" id="agc_gain-group">
<label for="agc_gain">Gain</label>
<div class="range-min">1x</div>
<input type="range" id="agc_gain" min="0" max="30" value="5" class="default-action">
<div class="range-max">31x</div>
</div>
<div class="input-group" id="gainceiling-group">
<label for="gainceiling">Gain Ceiling</label>
<div class="range-min">2x</div>
<input type="range" id="gainceiling" min="0" max="6" value="0" class="default-action">
<div class="range-max">128x</div>
</div>
<div class="input-group" id="bpc-group">
<label for="bpc">BPC</label>
<div class="switch">
<input id="bpc" type="checkbox" class="default-action">
<label class="slider" for="bpc"></label>
</div>
</div>
<div class="input-group" id="wpc-group">
<label for="wpc">WPC</label>
<div class="switch">
<input id="wpc" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="wpc"></label>
</div>
</div>
<div class="input-group" id="raw_gma-group">
<label for="raw_gma">Raw GMA Enable</label>
<div class="switch">
<input id="raw_gma" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="raw_gma"></label>
</div>
</div>
<div class="input-group" id="lenc-group">
<label for="lenc">Lens Correction</label>
<div class="switch">
<input id="lenc" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="lenc"></label>
</div>
</div>
<div class="input-group" id="hmirror-group">
<label for="hmirror">H-Mirror Stream</label>
<div class="switch">
<input id="hmirror" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="hmirror"></label>
</div>
</div>
<div class="input-group" id="vflip-group">
<label for="vflip">V-Flip Stream</label>
<div class="switch">
<input id="vflip" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="vflip"></label>
</div>
</div>
<div class="input-group" id="rotate-group">
<label for="rotate">Rotate in Browser</label>
<select id="rotate" class="default-action">
<option value="90">90° (Right)</option>
<option value="0" selected="selected">0° (None)</option>
<option value="-90">-90° (Left)</option>
</select>
</div>
<div class="input-group" id="dcw-group">
<label for="dcw">DCW (Downsize EN)</label>
<div class="switch">
<input id="dcw" type="checkbox" class="default-action" checked="checked">
<label class="slider" for="dcw"></label>
</div>
</div>
<div class="input-group" id="colorbar-group">
<label for="colorbar">Test Pattern</label>
<div class="switch">
<input id="colorbar" type="checkbox" class="default-action">
<label class="slider" for="colorbar"></label>
</div>
</div>
<div class="input-group" id="min_frame_time-group" title="Minimum frame time
Higher settings reduce the frame rate
Use this for a smoother stream and to reduce load on the WiFi and browser">
<label for="min_frame_time">Frame Duration Limit</label>
<select id="min_frame_time" class="default-action">
<option value="3333">3.3s (0.3fps)</option>
<option value="2000">2s (0.5fps)</option>
<option value="1000">1s (1fps)</option>
<option value="500">500ms (2fps)</option>
<option value="333">333ms (3fps)</option>
<option value="200">200ms (5fps)</option>
<option value="100">100ms (10fps)</option>
<option value="50">50ms (20fps)</option>
<option value="0" selected="selected">Disabled</option>
</select>
</div>
<div class="input-group" id="preferences-group">
<label for="prefs" style="line-height: 2em;">Preferences</label>
<button id="reboot" title="Reboot the camera module">Reboot</button>
<button id="save_prefs" title="Save Preferences on camera module">Save</button>
<button id="clear_prefs" title="Erase saved Preferences on camera module">Erase</button>
</div>
<div class="input-group" id="cam_name-group">
<label for="cam_name">
<a href="/dump" title="System Info" target="_blank">Name</a></label>
<div id="cam_name" class="default-action"></div>
</div>
<div class="input-group" id="code_ver-group">
<label for="code_ver">
<a href="https://github.com/easytarget/esp32-cam-webserver"
title="ESP32 Cam Webserver on GitHub" target="_blank">Firmware</a></label>
<div id="code_ver" class="default-action"></div>
</div>
<div class="input-group hidden" id="stream-group">
<label for="stream_url" id="stream_link">Stream</label>
<div id="stream_url" class="default-action">Unknown</div>
</div>
</nav>
</div>
<figure>
<div id="stream-container" class="image-container hidden">
<div class="close close-rot-none" id="close-stream">×</div>
<img id="stream" src="">
</div>
</figure>
</div>
</section>
</body>
<script>
document.addEventListener('DOMContentLoaded', function (event) {
var baseHost = document.location.origin;
var streamURL = 'Undefined';
var viewerURL = 'Undefined';
const header = document.getElementById('logo')
const settings = document.getElementById('sidebar')
const waitSettings = document.getElementById('wait-settings')
const lampGroup = document.getElementById('lamp-group')
const autolampGroup = document.getElementById('autolamp-group')
const streamGroup = document.getElementById('stream-group')
const camName = document.getElementById('cam_name')
const codeVer = document.getElementById('code_ver')
const rotate = document.getElementById('rotate')
const view = document.getElementById('stream')
const viewContainer = document.getElementById('stream-container')
const stillButton = document.getElementById('get-still')
const streamButton = document.getElementById('toggle-stream')
const closeButton = document.getElementById('close-stream')
const streamLink = document.getElementById('stream_link')
const framesize = document.getElementById('framesize')
const xclk = document.getElementById('xclk')
const swapButton = document.getElementById('swap-viewer')
const savePrefsButton = document.getElementById('save_prefs')
const clearPrefsButton = document.getElementById('clear_prefs')
const rebootButton = document.getElementById('reboot')
const minFrameTime = document.getElementById('min_frame_time')
const hide = el => {
el.classList.add('hidden')
}
const show = el => {
el.classList.remove('hidden')
}
const disable = el => {
el.classList.add('disabled')
el.disabled = true
}
const enable = el => {
el.classList.remove('disabled')
el.disabled = false
}
const updateValue = (el, value, updateRemote) => {
updateRemote = updateRemote == null ? true : updateRemote
let initialValue
if (el.type === 'checkbox') {
initialValue = el.checked
value = !!value
el.checked = value
} else {
initialValue = el.value
el.value = value
}
if (updateRemote && initialValue !== value) {
updateConfig(el);
} else if(!updateRemote){
if(el.id === "aec"){
value ? hide(exposure) : show(exposure)
} else if(el.id === "agc"){
if (value) {
show(gainCeiling)
hide(agcGain)
} else {
hide(gainCeiling)
show(agcGain)
}
} else if(el.id === "awb_gain"){
value ? show(wb) : hide(wb)
} else if(el.id === "lamp"){
if (value == -1) {
hide(lampGroup)
hide(autolampGroup)
} else {
show(lampGroup)
show(autolampGroup)
}
} else if(el.id === "cam_name"){
camName.innerHTML = value;
window.document.title = value;
console.log('Name set to: ' + value);
} else if(el.id === "code_ver"){
codeVer.innerHTML = value;
console.log('Firmware Build: ' + value);
} else if(el.id === "rotate"){
rotate.value = value;
applyRotation();
} else if(el.id === "min_frame_time"){
min_frame_time.value = value;
} else if(el.id === "stream_url"){
streamURL = value;
viewerURL = value + 'view';
stream_url.innerHTML = value;
stream_link.setAttribute("title", `Open the standalone stream viewer :: ${viewerURL}`);
stream_link.style.textDecoration = "underline";
stream_link.style.cursor = "pointer";
streamButton.setAttribute("title", `Start the stream :: ${streamURL}`);
show(streamGroup)
console.log('Stream URL set to: ' + streamURL);
console.log('Stream Viewer URL set to: ' + viewerURL);
}
}
}
var rangeUpdateScheduled = false
var latestRangeConfig
function updateRangeConfig (el) {
latestRangeConfig = el
if (!rangeUpdateScheduled) {
rangeUpdateScheduled = true;
setTimeout(function(){
rangeUpdateScheduled = false
updateConfig(latestRangeConfig)
}, 150);
}
}
function updateConfig (el) {
let value
switch (el.type) {
case 'checkbox':
value = el.checked ? 1 : 0
break
case 'range':
case 'number':
case 'select-one':
value = el.value
break
case 'button':
case 'submit':
value = '1'
break
default:
return
}
const query = `${baseHost}/control?var=${el.id}&val=${value}`
fetch(query)
.then(response => {
console.log(`request to ${query} finished, status: ${response.status}`)
})
}
document
.querySelectorAll('.close')
.forEach(el => {
el.onclick = () => {
hide(el.parentNode)
}
})
// read initial values
fetch(`${baseHost}/status`)
.then(function (response) {
return response.json()
})
.then(function (state) {
document
.querySelectorAll('.default-action')
.forEach(el => {
updateValue(el, state[el.id], false)
})
hide(waitSettings);
show(settings);
show(streamButton);
//startStream();
})
// Put some helpful text on the 'Still' button
stillButton.setAttribute("title", `Capture a still image :: ${baseHost}/capture`);
const stopStream = () => {
window.stop();
streamButton.innerHTML = 'Start Stream';
streamButton.setAttribute("title", `Start the stream :: ${streamURL}`);
hide(viewContainer);
}
const startStream = () => {
view.src = streamURL;
view.scrollIntoView(false);
streamButton.innerHTML = 'Stop Stream';
streamButton.setAttribute("title", `Stop the stream`);
show(viewContainer);
}
const applyRotation = () => {
rot = rotate.value;
if (rot == -90) {
viewContainer.style.transform = `rotate(-90deg) translate(-100%)`;
closeButton.classList.remove('close-rot-none');
closeButton.classList.remove('close-rot-right');
closeButton.classList.add('close-rot-left');
} else if (rot == 90) {
viewContainer.style.transform = `rotate(90deg) translate(0, -100%)`;
closeButton.classList.remove('close-rot-left');
closeButton.classList.remove('close-rot-none');
closeButton.classList.add('close-rot-right');
} else {
viewContainer.style.transform = `rotate(0deg)`;
closeButton.classList.remove('close-rot-left');
closeButton.classList.remove('close-rot-right');
closeButton.classList.add('close-rot-none');
}
console.log('Rotation ' + rot + ' applied');
}
// Attach actions to controls
streamLink.onclick = () => {
stopStream();
window.open(viewerURL, "_blank");
}
stillButton.onclick = () => {
stopStream();
view.src = `${baseHost}/capture?_cb=${Date.now()}`;
view.scrollIntoView(false);
show(viewContainer);
}
closeButton.onclick = () => {
stopStream();
hide(viewContainer);
}
streamButton.onclick = () => {
const streamEnabled = streamButton.innerHTML === 'Stop Stream'
if (streamEnabled) {
stopStream();
} else {
startStream();
}
}
// Attach default on change action
document
.querySelectorAll('.default-action')
.forEach(el => {
el.onchange = () => updateConfig(el)
})
// Update range sliders as they are being moved
document
.querySelectorAll('input[type="range"]')
.forEach(el => {
el.oninput = () => updateRangeConfig(el)
})
// Custom actions
// Gain
const agc = document.getElementById('agc')
const agcGain = document.getElementById('agc_gain-group')
const gainCeiling = document.getElementById('gainceiling-group')
agc.onchange = () => {
updateConfig(agc)
if (agc.checked) {
show(gainCeiling)
hide(agcGain)
} else {
hide(gainCeiling)
show(agcGain)
}
}
// Exposure
const aec = document.getElementById('aec')
const exposure = document.getElementById('aec_value-group')
aec.onchange = () => {
updateConfig(aec)
aec.checked ? hide(exposure) : show(exposure)
}
// AWB
const awb = document.getElementById('awb_gain')
const wb = document.getElementById('wb_mode-group')
awb.onchange = () => {
updateConfig(awb)
awb.checked ? show(wb) : hide(wb)
}
// Detection and framesize
rotate.onchange = () => {
applyRotation();
updateConfig(rotate);
}
framesize.onchange = () => {
updateConfig(framesize)
}
minFrameTime.onchange = () => {
updateConfig(minFrameTime)
}
xclk.onchange = () => {
console.log("xclk:" , xclk);
updateConfig(xclk)
}
swapButton.onclick = () => {
window.open('/?view=simple','_self');
}
savePrefsButton.onclick = () => {
if (confirm("Save the current preferences?")) {
updateConfig(savePrefsButton);
}
}
clearPrefsButton.onclick = () => {
if (confirm("Remove the saved preferences?")) {
updateConfig(clearPrefsButton);
}
}
rebootButton.onclick = () => {
if (confirm("Reboot the Camera Module?")) {
updateConfig(rebootButton);
// Some sort of countdown here?
hide(settings);
hide(viewContainer);
header.innerHTML = '<h1>Rebooting!</h1><hr>Page will reload after 30 seconds.';
setTimeout(function() {
location.replace(document.URL);
}, 30000);
}
}
})
</script>
</html>)=====";
size_t index_ov2640_html_len = sizeof(index_ov2640_html)-1;