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camera_index_ov2640.h
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camera_index_ov2640.h
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//File: index_ov2640.html
const uint8_t index_ov2640_html[] PROGMEM = R"=====(
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title id="title">ESP32 OV2640</title>
<style>
body {
font-family: Arial,Helvetica,sans-serif;
background: #181818;
color: #EFEFEF;
font-size: 16px
}
h2 {
font-size: 18px
}
section.main {
display: flex
}
#menu,section.main {
flex-direction: column
}
#menu {
display: none;
flex-wrap: nowrap;
min-width: 340px;
background: #363636;
padding: 8px;
border-radius: 4px;
margin-top: -10px;
margin-right: 10px;
}
#content {
display: flex;
flex-wrap: wrap;
align-items: stretch
}
figure {
padding: 0px;
margin: 0;
-webkit-margin-before: 0;
margin-block-start: 0;
-webkit-margin-after: 0;
margin-block-end: 0;
-webkit-margin-start: 0;
margin-inline-start: 0;
-webkit-margin-end: 0;
margin-inline-end: 0
}
figure img {
display: block;
width: 100%;
height: auto;
border-radius: 4px;
margin-top: 8px;
}
@media (min-width: 800px) and (orientation:landscape) {
#content {
display:flex;
flex-wrap: nowrap;
align-items: stretch
}
figure img {
display: block;
max-width: 100%;
max-height: calc(100vh - 40px);
width: auto;
height: auto
}
figure {
padding: 0 0 0 0px;
margin: 0;
-webkit-margin-before: 0;
margin-block-start: 0;
-webkit-margin-after: 0;
margin-block-end: 0;
-webkit-margin-start: 0;
margin-inline-start: 0;
-webkit-margin-end: 0;
margin-inline-end: 0
}
}
section#buttons {
display: flex;
flex-wrap: nowrap;
justify-content: space-between
}
#nav-toggle {
cursor: pointer;
display: block
}
#nav-toggle-cb {
outline: 0;
opacity: 0;
width: 0;
height: 0
}
#nav-toggle-cb:checked+#menu {
display: flex
}
.input-group {
display: flex;
flex-wrap: nowrap;
line-height: 22px;
margin: 5px 0
}
.input-group>label {
display: inline-block;
padding-right: 10px;
min-width: 47%
}
.input-group input,.input-group select {
flex-grow: 1
}
.range-max,.range-min {
display: inline-block;
padding: 0 5px
}
button {
display: block;
margin: 5px;
padding: 0 12px;
border: 0;
line-height: 28px;
cursor: pointer;
color: #fff;
background: #ff3034;
border-radius: 5px;
font-size: 16px;
outline: 0
}
button:hover {
background: #ff494d
}
button:active {
background: #f21c21
}
button.disabled {
cursor: default;
background: #a0a0a0
}
input[type=range] {
-webkit-appearance: none;
width: 100%;
height: 22px;
background: #363636;
cursor: pointer;
margin: 0
}
input[type=range]:focus {
outline: 0
}
input[type=range]::-webkit-slider-runnable-track {
width: 100%;
height: 2px;
cursor: pointer;
background: #EFEFEF;
border-radius: 0;
border: 0 solid #EFEFEF
}
input[type=range]::-webkit-slider-thumb {
border: 1px solid rgba(0,0,30,0);
height: 22px;
width: 22px;
border-radius: 50px;
background: #ff3034;
cursor: pointer;
-webkit-appearance: none;
margin-top: -11.5px
}
input[type=range]:focus::-webkit-slider-runnable-track {
background: #EFEFEF
}
input[type=range]::-moz-range-track {
width: 100%;
height: 2px;
cursor: pointer;
background: #EFEFEF;
border-radius: 0;
border: 0 solid #EFEFEF
}
input[type=range]::-moz-range-thumb {
border: 1px solid rgba(0,0,30,0);
height: 22px;
width: 22px;
border-radius: 50px;
background: #ff3034;
cursor: pointer
}
input[type=range]::-ms-track {
width: 100%;
height: 2px;
cursor: pointer;
background: 0 0;
border-color: transparent;
color: transparent
}
input[type=range]::-ms-fill-lower {
background: #EFEFEF;
border: 0 solid #EFEFEF;
border-radius: 0
}
input[type=range]::-ms-fill-upper {
background: #EFEFEF;
border: 0 solid #EFEFEF;
border-radius: 0
}
input[type=range]::-ms-thumb {
border: 1px solid rgba(0,0,30,0);
height: 22px;
width: 22px;
border-radius: 50px;
background: #ff3034;
cursor: pointer;
height: 2px
}
input[type=range]:focus::-ms-fill-lower {
background: #EFEFEF
}
input[type=range]:focus::-ms-fill-upper {
background: #363636
}
input[type=text] {
border: 1px solid #363636;
font-size: 14px;
height: 20px;
margin: 1px;
outline: 0;
border-radius: 5px
}
.switch {
display: block;
position: relative;
line-height: 22px;
font-size: 16px;
height: 22px
}
.switch input {
outline: 0;
opacity: 0;
width: 0;
height: 0
}
.slider {
width: 50px;
height: 22px;
border-radius: 22px;
cursor: pointer;
background-color: grey
}
.slider,.slider:before {
display: inline-block;
transition: .4s
}
.slider:before {
position: relative;
content: "";
border-radius: 50%;
height: 16px;
width: 16px;
left: 4px;
top: 3px;
background-color: #fff
}
input:checked+.slider {
background-color: #ff3034
}
input:checked+.slider:before {
-webkit-transform: translateX(26px);
transform: translateX(26px)
}
select {
border: 1px solid #363636;
font-size: 14px;
height: 22px;
outline: 0;
border-radius: 5px
}
.image-container {
position: relative;
min-width: 160px;
transform-origin: top left
}
.close {
position: absolute;
z-index: 99;
right: 5px;
top: 5px;
background: #ff3034;
width: 16px;
height: 16px;
border-radius: 100px;
color: #fff;
text-align: center;
line-height: 18px;
cursor: pointer
}
.hidden {
display: none
}
.inline-button {
line-height: 20px;
margin: 2px;
padding: 1px 4px 2px 4px;
}
</style>
</head>
<body>
<section class="main">
<div id="logo">
<label for="nav-toggle-cb" id="nav-toggle" style="float:left;">☰ Settings </label>
<button id="get-still" style="float:left;">Get Still</button>
<button id="toggle-stream" style="float:left;">Start Stream</button>
</div>
<div id="content">
<div id="sidebar">
<input type="checkbox" id="nav-toggle-cb" checked="checked">
<nav id="menu">
<div class="input-group" id="lamp-group">
<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">Full</div>
</div>
<div class="input-group" id="framesize-group">
<label for="framesize">Resolution</label>
<select id="framesize" class="default-action">
<option value="10">UXGA(1600x1200)</option>
<option value="9">SXGA(1280x1024)</option>
<option value="8">XGA(1024x768)</option>
<option value="7" selected="selected">SVGA(800x600)</option>
<option value="6">VGA(640x480)</option>
<option value="5">CIF(400x296)</option>
<option value="4">QVGA(320x240)</option>
<option value="3">HQVGA(240x176)</option>
<option value="0">QQVGA(160x120)</option>
</select>
</div>
<div class="input-group" id="quality-group">
<label for="quality">Quality</label>
<div class="range-min">10</div>
<input type="range" id="quality" min="10" max="63" value="10" class="default-action">
<div class="range-max">63</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</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">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</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</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</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</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</label>
<select id="rotate" class="default-action">
<option value="0" selected="selected">None</option>
<option value="90">Rotate Right</option>
<option value="-90">Rotate 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">Color Bar</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="face_detect-group">
<label for="face_detect">Face Detection</label>
<div class="switch">
<input id="face_detect" type="checkbox" class="default-action">
<label class="slider" for="face_detect"></label>
</div>
</div>
<div class="input-group" id="face_recognize-group">
<label for="face_recognize">Face Recognition</label>
<div class="switch">
<input id="face_recognize" type="checkbox" class="default-action">
<label class="slider" for="face_recognize"></label>
</div>
</div>
<section id="buttons">
<button id="face_enroll" class="disabled" disabled="disabled">Enroll Face</button>
</section>
<div class="input-group" id="cam_name-group">
<label for="cam_name">Name:</label>
<div id="cam_name" class="default-action"></div>
</div>
<div class="input-group" id="code_ver-group">
<label for="code_ver">Firmware:</label>
<div id="code_ver" class="default-action"></div>
</div>
</nav>
</div>
<figure>
<div id="stream-container" class="image-container hidden">
<div class="close" 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 = baseHost + ':81'
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
}
const lampGroup = document.getElementById('lamp-group')
const camName = document.getElementById('cam_name')
const codeVer = document.getElementById('code_ver')
const rotate = document.getElementById('rotate')
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 === "face_recognize"){
value ? enable(enrollButton) : disable(enrollButton)
} else if(el.id === "lamp"){
if (value == -1) {
hide(lampGroup)
} else {
show(lampGroup)
}
} else if(el.id === "cam_name"){
camName.innerHTML = value;
window.document.title = value;
} else if(el.id === "code_ver"){
codeVer.innerHTML = value;
} else if(el.id === "rotate"){
rotate.value = value;
// setting value does not induce a onchange event
// this sets the figure transform css values
rotate.onchange();
}
}
}
function updateConfig (el) {
let value
switch (el.type) {
case 'checkbox':
value = el.checked ? 1 : 0
break
case 'range':
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)
})
})
const view = document.getElementById('stream')
const viewContainer = document.getElementById('stream-container')
const stillButton = document.getElementById('get-still')
const streamButton = document.getElementById('toggle-stream')
const enrollButton = document.getElementById('face_enroll')
const closeButton = document.getElementById('close-stream')
const stopStream = () => {
window.stop();
streamButton.innerHTML = 'Start Stream'
}
const startStream = () => {
view.src = `${streamUrl}/stream`
show(viewContainer)
view.scrollIntoView(false);
streamButton.innerHTML = 'Stop Stream'
}
// Attach actions to buttons
stillButton.onclick = () => {
stopStream()
view.src = `${baseHost}/capture?_cb=${Date.now()}`
show(viewContainer)
view.scrollIntoView(false);
}
closeButton.onclick = () => {
stopStream()
hide(viewContainer)
}
streamButton.onclick = () => {
const streamEnabled = streamButton.innerHTML === 'Stop Stream'
if (streamEnabled) {
stopStream()
} else {
startStream()
}
}
enrollButton.onclick = () => {
updateConfig(enrollButton)
}
// Attach default on change action
document
.querySelectorAll('.default-action')
.forEach(el => {
el.onchange = () => updateConfig(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
const detect = document.getElementById('face_detect')
const recognize = document.getElementById('face_recognize')
const framesize = document.getElementById('framesize')
const rotate = document.getElementById('rotate')
rotate.onchange = () => {
rot = rotate.value;
if (rot == -90) {
viewContainer.style.transform = `rotate(-90deg) translate(-100%)`;
} else if (rot == 90) {
viewContainer.style.transform = `rotate(90deg) translate(0, -100%)`
} else {
viewContainer.style.transform = `rotate(0deg)`
}
}
framesize.onchange = () => {
updateConfig(framesize)
if (framesize.value > 5) {
updateValue(detect, false)
updateValue(recognize, false)
}
}
detect.onchange = () => {
if (framesize.value > 5) {
alert("Please select CIF or lower resolution before enabling this feature!");
updateValue(detect, false)
return;
}
updateConfig(detect)
if (!detect.checked) {
disable(enrollButton)
updateValue(recognize, false)
}
}
recognize.onchange = () => {
if (framesize.value > 5) {
alert("Please select CIF or lower resolution before enabling this feature!");
updateValue(recognize, false)
return;
}
updateConfig(recognize)
if (recognize.checked) {
enable(enrollButton)
updateValue(detect, true)
} else {
disable(enrollButton)
}
}
})
</script>
</html>
)=====";
size_t index_ov2640_html_len = sizeof(index_ov2640_html);