2022-06-02 06:36:30 +00:00
<!doctype html>
2021-07-10 09:47:51 +00:00
< html >
< head >
2022-06-02 06:36:30 +00:00
< meta charset = 'UTF-8' > < meta name = 'viewport' content = 'width=device-width initial-scale=1' >
< link href = 'https://fonts.loli.net/css?family=Open+Sans:400italic,700italic,700,400&subset=latin,latin-ext' rel = 'stylesheet' type = 'text/css' / > < style type = 'text/css' > h t m l { o v e r f l o w - x : i n i t i a l ! i m p o r t a n t ; } : r o o t { - - b g - c o l o r : # f f f f f f ; - - t e x t - c o l o r : # 3 3 3 3 3 3 ; - - s e l e c t - t e x t - b g - c o l o r : # B 5 D 6 F C ; - - s e l e c t - t e x t - f o n t - c o l o r : a u t o ; - - m o n o s p a c e : " L u c i d a C o n s o l e " , C o n s o l a s , " C o u r i e r " , m o n o s p a c e ; - - t i t l e - b a r - h e i g h t : 2 0 p x ; }
.mac-os-11 { --title-bar-height:28px; }
html { font-size: 14px; background-color: var(--bg-color); color: var(--text-color); font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
body { margin: 0px; padding: 0px; height: auto; inset: 0px; font-size: 1rem; line-height: 1.42857; overflow-x: hidden; background: inherit; tab-size: 4; }
iframe { margin: auto; }
a.url { word-break: break-all; }
a:active, a:hover { outline: 0px; }
.in-text-selection, ::selection { text-shadow: none; background: var(--select-text-bg-color); color: var(--select-text-font-color); }
#write { margin: 0px auto; height: auto; width: inherit; word-break: normal; overflow-wrap: break-word; position: relative; white-space: normal; overflow-x: visible; padding-top: 36px; }
#write.first-line-indent p { text-indent: 2em; }
#write.first-line-indent li p, #write.first-line-indent p * { text-indent: 0px; }
#write.first-line-indent li { margin-left: 2em; }
.for-image #write { padding-left: 8px; padding-right: 8px; }
body.typora-export { padding-left: 30px; padding-right: 30px; }
.typora-export .footnote-line, .typora-export li, .typora-export p { white-space: pre-wrap; }
.typora-export .task-list-item input { pointer-events: none; }
@media screen and (max-width: 500px) {
body.typora-export { padding-left: 0px; padding-right: 0px; }
#write { padding-left: 20px; padding-right: 20px; }
}
#write li > figure:last-child { margin-bottom: 0.5rem; }
#write ol, #write ul { position: relative; }
img { max-width: 100%; vertical-align: middle; image-orientation: from-image; }
button, input, select, textarea { color: inherit; font: inherit; }
input[type="checkbox"], input[type="radio"] { line-height: normal; padding: 0px; }
*, ::after, ::before { box-sizing: border-box; }
#write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p, #write pre { width: inherit; }
#write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p { position: relative; }
p { line-height: inherit; }
h1, h2, h3, h4, h5, h6 { break-after: avoid-page; break-inside: avoid; orphans: 4; }
p { orphans: 4; }
h1 { font-size: 2rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.4rem; }
h5 { font-size: 1.2rem; }
h6 { font-size: 1rem; }
.md-math-block, .md-rawblock, h1, h2, h3, h4, h5, h6, p { margin-top: 1rem; margin-bottom: 1rem; }
.hidden { display: none; }
.md-blockmeta { color: rgb(204, 204, 204); font-weight: 700; font-style: italic; }
a { cursor: pointer; }
sup.md-footnote { padding: 2px 4px; background-color: rgba(238, 238, 238, 0.7); color: rgb(85, 85, 85); border-radius: 4px; cursor: pointer; }
sup.md-footnote a, sup.md-footnote a:hover { color: inherit; text-transform: inherit; text-decoration: inherit; }
#write input[type="checkbox"] { cursor: pointer; width: inherit; height: inherit; }
figure { overflow-x: auto; margin: 1.2em 0px; max-width: calc(100% + 16px); padding: 0px; }
figure > table { margin: 0px; }
2022-07-02 04:18:12 +00:00
thead, tr { break-inside: avoid; break-after: auto; }
2022-06-02 06:36:30 +00:00
thead { display: table-header-group; }
table { border-collapse: collapse; border-spacing: 0px; width: 100%; overflow: auto; break-inside: auto; text-align: left; }
table.md-table td { min-width: 32px; }
.CodeMirror-gutters { border-right: 0px; background-color: inherit; }
.CodeMirror-linenumber { user-select: none; }
.CodeMirror { text-align: left; }
.CodeMirror-placeholder { opacity: 0.3; }
.CodeMirror pre { padding: 0px 4px; }
.CodeMirror-lines { padding: 0px; }
div.hr:focus { cursor: none; }
#write pre { white-space: pre-wrap; }
#write.fences-no-line-wrapping pre { white-space: pre; }
#write pre.ty-contain-cm { white-space: normal; }
.CodeMirror-gutters { margin-right: 4px; }
.md-fences { font-size: 0.9rem; display: block; break-inside: avoid; text-align: left; overflow: visible; white-space: pre; background: inherit; position: relative !important; }
.md-fences-adv-panel { width: 100%; margin-top: 10px; text-align: center; padding-top: 0px; padding-bottom: 8px; overflow-x: auto; }
#write .md-fences.mock-cm { white-space: pre-wrap; }
.md-fences.md-fences-with-lineno { padding-left: 0px; }
#write.fences-no-line-wrapping .md-fences.mock-cm { white-space: pre; overflow-x: auto; }
.md-fences.mock-cm.md-fences-with-lineno { padding-left: 8px; }
.CodeMirror-line, twitterwidget { break-inside: avoid; }
2022-07-02 04:18:12 +00:00
svg { break-inside: avoid; }
2022-06-02 06:36:30 +00:00
.footnotes { opacity: 0.8; font-size: 0.9rem; margin-top: 1em; margin-bottom: 1em; }
.footnotes + .footnotes { margin-top: 0px; }
.md-reset { margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: top; background: 0px 0px; text-decoration: none; text-shadow: none; float: none; position: static; width: auto; height: auto; white-space: nowrap; cursor: inherit; -webkit-tap-highlight-color: transparent; line-height: normal; font-weight: 400; text-align: left; box-sizing: content-box; direction: ltr; }
li div { padding-top: 0px; }
blockquote { margin: 1rem 0px; }
li .mathjax-block, li p { margin: 0.5rem 0px; }
li blockquote { margin: 1rem 0px; }
li { margin: 0px; position: relative; }
blockquote > :last-child { margin-bottom: 0px; }
blockquote > :first-child, li > :first-child { margin-top: 0px; }
.footnotes-area { color: rgb(136, 136, 136); margin-top: 0.714rem; padding-bottom: 0.143rem; white-space: normal; }
#write .footnote-line { white-space: pre-wrap; }
@media print {
body, html { border: 1px solid transparent; height: 99%; break-after: avoid; break-before: avoid; font-variant-ligatures: no-common-ligatures; }
2022-07-02 04:18:12 +00:00
#write { margin-top: 0px; padding-top: 0px; border-color: transparent !important; padding-bottom: 0px !important; }
2022-06-02 06:36:30 +00:00
.typora-export * { -webkit-print-color-adjust: exact; }
.typora-export #write { break-after: avoid; }
.typora-export #write::after { height: 0px; }
.is-mac table { break-inside: avoid; }
.typora-export-show-outline .typora-export-sidebar { display: none; }
}
.footnote-line { margin-top: 0.714em; font-size: 0.7em; }
a img, img a { cursor: pointer; }
pre.md-meta-block { font-size: 0.8rem; min-height: 0.8rem; white-space: pre-wrap; background: rgb(204, 204, 204); display: block; overflow-x: hidden; }
p > .md-image:only-child:not(.md-img-error) img, p > img:only-child { display: block; margin: auto; }
#write.first-line-indent p > .md-image:only-child:not(.md-img-error) img { left: -2em; position: relative; }
p > .md-image:only-child { display: inline-block; width: 100%; }
#write .MathJax_Display { margin: 0.8em 0px 0px; }
.md-math-block { width: 100%; }
.md-math-block:not(:empty)::after { display: none; }
.MathJax_ref { fill: currentcolor; }
[contenteditable="true"]:active, [contenteditable="true"]:focus, [contenteditable="false"]:active, [contenteditable="false"]:focus { outline: 0px; box-shadow: none; }
.md-task-list-item { position: relative; list-style-type: none; }
.task-list-item.md-task-list-item { padding-left: 0px; }
.md-task-list-item > input { position: absolute; top: 0px; left: 0px; margin-left: -1.2em; margin-top: calc(1em - 10px); border: none; }
.math { font-size: 1rem; }
.md-toc { min-height: 3.58rem; position: relative; font-size: 0.9rem; border-radius: 10px; }
.md-toc-content { position: relative; margin-left: 0px; }
.md-toc-content::after, .md-toc::after { display: none; }
.md-toc-item { display: block; color: rgb(65, 131, 196); }
.md-toc-item a { text-decoration: none; }
.md-toc-inner:hover { text-decoration: underline; }
.md-toc-inner { display: inline-block; cursor: pointer; }
.md-toc-h1 .md-toc-inner { margin-left: 0px; font-weight: 700; }
.md-toc-h2 .md-toc-inner { margin-left: 2em; }
.md-toc-h3 .md-toc-inner { margin-left: 4em; }
.md-toc-h4 .md-toc-inner { margin-left: 6em; }
.md-toc-h5 .md-toc-inner { margin-left: 8em; }
.md-toc-h6 .md-toc-inner { margin-left: 10em; }
@media screen and (max-width: 48em) {
.md-toc-h3 .md-toc-inner { margin-left: 3.5em; }
.md-toc-h4 .md-toc-inner { margin-left: 5em; }
.md-toc-h5 .md-toc-inner { margin-left: 6.5em; }
.md-toc-h6 .md-toc-inner { margin-left: 8em; }
}
a.md-toc-inner { font-size: inherit; font-style: inherit; font-weight: inherit; line-height: inherit; }
.footnote-line a:not(.reversefootnote) { color: inherit; }
2022-07-02 04:18:12 +00:00
.reversefootnote { font-family: ui-monospace, sans-serif; }
2022-06-02 06:36:30 +00:00
.md-attr { display: none; }
.md-fn-count::after { content: "."; }
code, pre, samp, tt { font-family: var(--monospace); }
kbd { margin: 0px 0.1em; padding: 0.1em 0.6em; font-size: 0.8em; color: rgb(36, 39, 41); background: rgb(255, 255, 255); border: 1px solid rgb(173, 179, 185); border-radius: 3px; box-shadow: rgba(12, 13, 14, 0.2) 0px 1px 0px, rgb(255, 255, 255) 0px 0px 0px 2px inset; white-space: nowrap; vertical-align: middle; }
.md-comment { color: rgb(162, 127, 3); opacity: 0.6; font-family: var(--monospace); }
code { text-align: left; vertical-align: initial; }
a.md-print-anchor { white-space: pre !important; border-width: initial !important; border-style: none !important; border-color: initial !important; display: inline-block !important; position: absolute !important; width: 1px !important; right: 0px !important; outline: 0px !important; background: 0px 0px !important; text-decoration: initial !important; text-shadow: initial !important; }
.os-windows.monocolor-emoji .md-emoji { font-family: "Segoe UI Symbol", sans-serif; }
.md-diagram-panel > svg { max-width: 100%; }
[lang="flow"] svg, [lang="mermaid"] svg { max-width: 100%; height: auto; }
[lang="mermaid"] .node text { font-size: 1rem; }
table tr th { border-bottom: 0px; }
video { max-width: 100%; display: block; margin: 0px auto; }
iframe { max-width: 100%; width: 100%; border: none; }
.highlight td, .highlight tr { border: 0px; }
mark { background: rgb(255, 255, 0); color: rgb(0, 0, 0); }
.md-html-inline .md-plain, .md-html-inline strong, mark .md-inline-math, mark strong { color: inherit; }
.md-expand mark .md-meta { opacity: 0.3 !important; }
mark .md-meta { color: rgb(0, 0, 0); }
@media print {
.typora-export h1, .typora-export h2, .typora-export h3, .typora-export h4, .typora-export h5, .typora-export h6 { break-inside: avoid; }
}
.md-diagram-panel .messageText { stroke: none !important; }
.md-diagram-panel .start-state { fill: var(--node-fill); }
.md-diagram-panel .edgeLabel rect { opacity: 1 !important; }
.md-fences.md-fences-math { font-size: 1em; }
.md-fences-advanced:not(.md-focus) { padding: 0px; white-space: nowrap; border: 0px; }
.md-fences-advanced:not(.md-focus) { background: inherit; }
.typora-export-show-outline .typora-export-content { max-width: 1440px; margin: auto; display: flex; flex-direction: row; }
.typora-export-sidebar { width: 300px; font-size: 0.8rem; margin-top: 80px; margin-right: 18px; }
.typora-export-show-outline #write { --webkit-flex:2; flex: 2 1 0%; }
.typora-export-sidebar .outline-content { position: fixed; top: 0px; max-height: 100%; overflow: hidden auto; padding-bottom: 30px; padding-top: 60px; width: 300px; }
@media screen and (max-width: 1024px) {
.typora-export-sidebar, .typora-export-sidebar .outline-content { width: 240px; }
}
@media screen and (max-width: 800px) {
.typora-export-sidebar { display: none; }
}
.outline-content li, .outline-content ul { margin-left: 0px; margin-right: 0px; padding-left: 0px; padding-right: 0px; list-style: none; }
.outline-content ul { margin-top: 0px; margin-bottom: 0px; }
.outline-content strong { font-weight: 400; }
.outline-expander { width: 1rem; height: 1.42857rem; position: relative; display: table-cell; vertical-align: middle; cursor: pointer; padding-left: 4px; }
.outline-expander::before { content: ""; position: relative; font-family: Ionicons; display: inline-block; font-size: 8px; vertical-align: middle; }
.outline-item { padding-top: 3px; padding-bottom: 3px; cursor: pointer; }
.outline-expander:hover::before { content: ""; }
.outline-h1 > .outline-item { padding-left: 0px; }
.outline-h2 > .outline-item { padding-left: 1em; }
.outline-h3 > .outline-item { padding-left: 2em; }
.outline-h4 > .outline-item { padding-left: 3em; }
.outline-h5 > .outline-item { padding-left: 4em; }
.outline-h6 > .outline-item { padding-left: 5em; }
.outline-label { cursor: pointer; display: table-cell; vertical-align: middle; text-decoration: none; color: inherit; }
.outline-label:hover { text-decoration: underline; }
.outline-item:hover { border-color: rgb(245, 245, 245); background-color: var(--item-hover-bg-color); }
.outline-item:hover { margin-left: -28px; margin-right: -28px; border-left: 28px solid transparent; border-right: 28px solid transparent; }
.outline-item-single .outline-expander::before, .outline-item-single .outline-expander:hover::before { display: none; }
.outline-item-open > .outline-item > .outline-expander::before { content: ""; }
.outline-children { display: none; }
.info-panel-tab-wrapper { display: none; }
.outline-item-open > .outline-children { display: block; }
.typora-export .outline-item { padding-top: 1px; padding-bottom: 1px; }
.typora-export .outline-item:hover { margin-right: -8px; border-right: 8px solid transparent; }
.typora-export .outline-expander::before { content: "+"; font-family: inherit; top: -1px; }
.typora-export .outline-expander:hover::before, .typora-export .outline-item-open > .outline-item > .outline-expander::before { content: "− "; }
.typora-export-collapse-outline .outline-children { display: none; }
.typora-export-collapse-outline .outline-item-open > .outline-children, .typora-export-no-collapse-outline .outline-children { display: block; }
.typora-export-no-collapse-outline .outline-expander::before { content: "" !important; }
.typora-export-show-outline .outline-item-active > .outline-item .outline-label { font-weight: 700; }
.md-inline-math-container mjx-container { zoom: 0.95; }
:root {
--side-bar-bg-color: #fafafa;
--control-text-color: #777;
}
@include-when-export url(https://fonts.loli.net/css?family=Open+Sans:400italic,700italic,700,400&subset=latin,latin-ext);
/* open-sans-regular - latin-ext_latin */
/* open-sans-italic - latin-ext_latin */
/* open-sans-700 - latin-ext_latin */
/* open-sans-700italic - latin-ext_latin */
html {
font-size: 16px;
-webkit-font-smoothing: antialiased;
}
body {
font-family: "Open Sans","Clear Sans", "Helvetica Neue", Helvetica, Arial, 'Segoe UI Emoji', sans-serif;
color: rgb(51, 51, 51);
line-height: 1.6;
}
#write {
max-width: 860px;
margin: 0 auto;
padding: 30px;
padding-bottom: 100px;
}
@media only screen and (min-width: 1400px) {
#write {
max-width: 1024px;
}
}
@media only screen and (min-width: 1800px) {
#write {
max-width: 1200px;
}
}
#write > ul:first-child,
#write > ol:first-child{
margin-top: 30px;
}
a {
color: #4183C4;
}
h1,
h2,
h3,
h4,
h5,
h6 {
position: relative;
margin-top: 1rem;
margin-bottom: 1rem;
font-weight: bold;
line-height: 1.4;
cursor: text;
}
h1:hover a.anchor,
h2:hover a.anchor,
h3:hover a.anchor,
h4:hover a.anchor,
h5:hover a.anchor,
h6:hover a.anchor {
text-decoration: none;
}
h1 tt,
h1 code {
font-size: inherit;
}
h2 tt,
h2 code {
font-size: inherit;
}
h3 tt,
h3 code {
font-size: inherit;
}
h4 tt,
h4 code {
font-size: inherit;
}
h5 tt,
h5 code {
font-size: inherit;
}
h6 tt,
h6 code {
font-size: inherit;
}
h1 {
font-size: 2.25em;
line-height: 1.2;
border-bottom: 1px solid #eee;
}
h2 {
font-size: 1.75em;
line-height: 1.225;
border-bottom: 1px solid #eee;
}
/*@media print {
.typora-export h1,
.typora-export h2 {
border-bottom: none;
padding-bottom: initial;
}
.typora-export h1::after,
.typora-export h2::after {
content: "";
display: block;
height: 100px;
margin-top: -96px;
border-top: 1px solid #eee;
}
}*/
h3 {
font-size: 1.5em;
line-height: 1.43;
}
h4 {
font-size: 1.25em;
}
h5 {
font-size: 1em;
}
h6 {
font-size: 1em;
color: #777;
}
p,
blockquote,
ul,
ol,
dl,
table{
margin: 0.8em 0;
}
li>ol,
li>ul {
margin: 0 0;
}
hr {
height: 2px;
padding: 0;
margin: 16px 0;
background-color: #e7e7e7;
border: 0 none;
overflow: hidden;
box-sizing: content-box;
}
li p.first {
display: inline-block;
}
ul,
ol {
padding-left: 30px;
}
ul:first-child,
ol:first-child {
margin-top: 0;
}
ul:last-child,
ol:last-child {
margin-bottom: 0;
}
blockquote {
border-left: 4px solid #dfe2e5;
padding: 0 15px;
color: #777777;
}
blockquote blockquote {
padding-right: 0;
}
table {
padding: 0;
word-break: initial;
}
table tr {
border: 1px solid #dfe2e5;
margin: 0;
padding: 0;
}
table tr:nth-child(2n),
thead {
background-color: #f8f8f8;
}
table th {
font-weight: bold;
border: 1px solid #dfe2e5;
border-bottom: 0;
margin: 0;
padding: 6px 13px;
}
table td {
border: 1px solid #dfe2e5;
margin: 0;
padding: 6px 13px;
}
table th:first-child,
table td:first-child {
margin-top: 0;
}
table th:last-child,
table td:last-child {
margin-bottom: 0;
}
.CodeMirror-lines {
padding-left: 4px;
}
.code-tooltip {
box-shadow: 0 1px 1px 0 rgba(0,28,36,.3);
border-top: 1px solid #eef2f2;
}
.md-fences,
code,
tt {
border: 1px solid #e7eaed;
background-color: #f8f8f8;
border-radius: 3px;
padding: 0;
padding: 2px 4px 0px 4px;
font-size: 0.9em;
}
code {
background-color: #f3f4f4;
padding: 0 2px 0 2px;
}
.md-fences {
margin-bottom: 15px;
margin-top: 15px;
padding-top: 8px;
padding-bottom: 6px;
}
.md-task-list-item > input {
margin-left: -1.3em;
}
@media print {
html {
font-size: 13px;
}
pre {
page-break-inside: avoid;
word-wrap: break-word;
}
}
.md-fences {
background-color: #f8f8f8;
}
#write pre.md-meta-block {
padding: 1rem;
font-size: 85%;
line-height: 1.45;
background-color: #f7f7f7;
border: 0;
border-radius: 3px;
color: #777777;
margin-top: 0 !important;
}
.mathjax-block>.code-tooltip {
bottom: .375rem;
}
.md-mathjax-midline {
background: #fafafa;
}
#write>h3.md-focus:before{
left: -1.5625rem;
top: .375rem;
}
#write>h4.md-focus:before{
left: -1.5625rem;
top: .285714286rem;
}
#write>h5.md-focus:before{
left: -1.5625rem;
top: .285714286rem;
}
#write>h6.md-focus:before{
left: -1.5625rem;
top: .285714286rem;
}
.md-image>.md-meta {
/*border: 1px solid #ddd;*/
border-radius: 3px;
padding: 2px 0px 0px 4px;
font-size: 0.9em;
color: inherit;
}
.md-tag {
color: #a7a7a7;
opacity: 1;
}
.md-toc {
margin-top:20px;
padding-bottom:20px;
}
.sidebar-tabs {
border-bottom: none;
}
#typora-quick-open {
border: 1px solid #ddd;
background-color: #f8f8f8;
}
#typora-quick-open-item {
background-color: #FAFAFA;
border-color: #FEFEFE #e5e5e5 #e5e5e5 #eee;
border-style: solid;
border-width: 1px;
}
/** focus mode */
.on-focus-mode blockquote {
border-left-color: rgba(85, 85, 85, 0.12);
}
header, .context-menu, .megamenu-content, footer{
font-family: "Segoe UI", "Arial", sans-serif;
}
.file-node-content:hover .file-node-icon,
.file-node-content:hover .file-node-open-state{
visibility: visible;
}
.mac-seamless-mode #typora-sidebar {
background-color: #fafafa;
background-color: var(--side-bar-bg-color);
}
.md-lang {
color: #b4654d;
}
/*.html-for-mac {
--item-hover-bg-color: #E6F0FE;
}*/
#md-notification .btn {
border: 0;
}
.dropdown-menu .divider {
border-color: #e5e5e5;
opacity: 0.4;
}
.ty-preferences .window-content {
background-color: #fafafa;
}
.ty-preferences .nav-group-item.active {
color: white;
background: #999;
}
.menu-item-container a.menu-style-btn {
background-color: #f5f8fa;
background-image: linear-gradient( 180deg , hsla(0, 0%, 100%, 0.8), hsla(0, 0%, 100%, 0));
}
2022-06-08 07:52:50 +00:00
< / style > < title > 视频监控系统开发及使用手册< / title >
2021-07-10 09:47:51 +00:00
< / head >
2022-06-02 06:36:30 +00:00
< body class = 'typora-export os-windows typora-export-show-outline typora-export-collapse-outline' > < div class = 'typora-export-content' >
2022-07-02 04:18:12 +00:00
< div class = "typora-export-sidebar" > < div class = "outline-content" > < li class = "outline-item-wrapper outline-h2" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#0-前言说明" > 0 前言说明< / a > < / div > < ul class = "outline-children" > < li class = "outline-item-wrapper outline-h3 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#01-系统说明" > 0.1 系统说明< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h3 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#02-特别说明" > 0.2 特别说明< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h3 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#03-相关站点" > 0.3 相关站点< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h3" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#04-功能特点" > 0.4 功能特点< / a > < / div > < ul class = "outline-children" > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#041-软件模块" > 0.4.1 软件模块< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#042-基础功能" > 0.4.2 基础功能< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#043-特色功能" > 0.4.3 特色功能< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < / ul > < / li > < li class = "outline-item-wrapper outline-h3 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#05-目录说明" > 0.5 目录说明< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h3" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#06-编译说明" > 0.6 编译说明< / a > < / div > < ul class = "outline-children" > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#061-特别提示" > 0.6.1 特别提示< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#062-注意事项" > 0.6.2 注意事项< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#063-离线地图" > 0.6.3 离线地图< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < / ul > < / li > < li class = "outline-item-wrapper outline-h3" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#07-视频格式" > 0.7 视频格式< / a > < / div > < ul class = "outline-children" > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#071-usb摄像头" > 0.7.1 USB摄像头< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#072-网络地址" > 0.7.2 网络地址< / a > < / div > < ul class = "outline-children" > < / ul > < / li > < li class = "outline-item-wrapper outline-h4 outline-item-single" > < div class = "outline-item" > < span class = "outline-expander" > < / span > < a class = "outline-label" href = "#073-中央卫视" > 0.7.3 中央卫视< / a > < / div > < ul class = "outline-children" > < /u
2022-06-02 06:36:30 +00:00
< span > contains(QT_ARCH, arm) {< / span >
< span > DEFINES -= videoffmpeg< / span >
< span > }< / span > < / li > < li > < span > Qt6.2的mingw版本的multimedia模块不可用, msvc版本的正常。< / span > < / li > < li > < span > 推荐用64位的Qt搭配64位的ffmpeg, 目前绝大部分系统都是64位的, 能获得最大性能提升, 本人亲自对比测试32位和64位, 64位无论资源占用和操作响应等体验都更优。< / span > < / li > < / ol > < h4 id = '062-注意事项' > < span > 0.6.2 注意事项< / span > < / h4 > < ol start = '' > < li > < span > 可执行文件在源码同级目录的bin目录下。< / span > < / li > < li > < span > 编译完成后记得将源码下的file目录下( 切记是file目录下而不是file目录) 的所有文件复制到可执行文件同一目录。< / span > < / li > < li > < span > 如果开启了视频监控( 默认开启) , 则记得将对应的动态库文件复制到可执行文件同一目录。比如采用ffmpeg内核( 默认就是ffmpeg) 的话, 则将下载到的dll_ffmpeg4下的所有文件复制到可执行文件同一目录。< / span > < / li > < li > < span > 各个操作系统的ffmpeg和vlc编译好的动态库以及miniblink的动态库下载地址。< / span >
2022-07-02 04:18:12 +00:00
< a href = 'https://pan.baidu.com/s/13LDRu6mXC6gaADtrGprNVA' target = '_blank' class = 'url' > https://pan.baidu.com/s/13LDRu6mXC6gaADtrGprNVA< / a > < span > 提取码: ujm7。< / span > < / li > < li > < span > 如果是64位的qt则对应的dll时候拷贝dll_ffmpeg4_64目录下的。< / span > < / li > < li > < span > 如果使用的ffmpeg3则对应dll目录就是dll_ffmpeg, 在ffmpeg.pri文件中可以看到具体启用的是ffmpeg3( 支持XP) 还是ffmpeg4( 不支持XP) , 默认是ffmpeg4。< / span > < / li > < li > < span > 如果编译运行提示miniblink文件不存在请先拷贝, 则说明你当前用的Qt版本没有浏览器模块, 要么没安装, 要么不支持, 你也不用担心啥, 此时自动切换用的miniblink浏览器内核, 你还需要将ffmpeg库下载的网盘的地方找到dll_miniblink.zip下载解压到可执行文件同一目录即可。< / span > < / li > < li > < span > 系统中所有的图标, 都采用的图形字体, 对照表在doc目录下的FontAwesome.png、FontAliBaBa.png, 对应图形字体类IconHelper中加载的图形字体, 后期如果还有增加的其他图形字体也是放在这里, 一个类支持多种图形字体, 通过不同的值范围自动设置。< / span > < / li > < li > < span > 如果发现地图打不开或者提示秘钥文件丢失, 请先确认file目录下的所有文件有没有拷贝过去。< / span > < / li > < li > < span > 如果是用vs+qt可能报错 error LNK2026, 解决办法详细见文档中其他说明。< / span > < / li > < li > < span > 默认用户名admin 密码admin。< / span > < / li > < li > < span > 系统配置参数在加载的时候会对节点值进行过滤判断, 如果为空会自动用初始值生成新的配置文件, 如果不想要显示版权所有公司, 可以填xxx而不是删掉整个值。< / span > < / li > < li > < span > 如果是用vlc推流的rtsp地址, 比如 rtsp://:8554/aabb, 由于vlc推流默认写死的采用的udp协议, 所以监控系统也必须在系统设置中通信方式选择udp才行( 默认tcp) 。< / span > < / li > < / ol > < h4 id = '063-离线地图' > < span > 0.6.3 离线地图< / span > < / h4 > < ol start = '' > < li > < span > 离线地图可以用网上的瓦片地图下载器下载百度的离线地图放到对应目录即可。< / span > < / li > < li > < span > 也可以直接下载网盘中已经下载好的上海市的离线地图。< / span > < / li > < li > < span > 下载地址:< / span > < a href = 'https://pan.baidu.com/s/1ZxG-oyUKe286LPMPxOrO2A' target = '_blank' class = 'url' > https://pan.baidu.com/s/1ZxG-oyUKe286LPMPxOrO2A< / a > < span > 提取码: o05q 文件名称: bin_map_tiles.tar.xz< / span > < / li > < / ol > < p > < strong > < span > 使用说明< / span > < / strong > < / p > < ol start = '' > < li > < span > 将压缩包下的两个文件夹复制到对应可执行文件下的config文件夹下, 和map.js文件同一级目录。< / span > < / li > < li > < span > tiles文件夹是街道图, tiles_hybrid文件夹是卫星图, tiles_self是路网图, 路网图和卫星图合并就是混合图。< / span > < / li > < li > < span > 默认提供的是上海市徐汇区的瓦片地图,如果自己用万能地图下载器下载的百度地图的瓦片文件,也可以对应替换就行。< / span > < / li > < li > < span > 要注意的是格式, 默认是jpg, 如果下载的瓦片地图格式是png则需要打开config文件夹下的map_load.js文件, 将.jpg改成.png保存即可。< / span > < / li > < / ol > < h3 id = '07-视频格式' > < span > 0.7 视频格式< / span > < / h3 > < h4 id = '071-usb摄像头' > < span > 0.7.1 USB摄像头< / span > < / h4 > < ol start = '' > < li > < span > 内核ffmpeg写法: video=USB2.0 PC CAMERA( 具体要看设备名) 。< / span > < / li > < li > < span > 内核vlc写法: dshow://:dshow-vdev=Default ( 或者填USB2.0 PC CAMERA) < / span > < / li > < li > < span > 带参数写法: 2020-12-12以后增加USB摄像头直接url带分辨率帧率写法, 默认分辨率640x480。< / span > < / li > < / ol > < p > < strong > < span > 写法举例< / span > < / strong > < / p > < ol start = '' > < li > < span > video=USB2.0 PC CAMERA|1920x1080|30( 表示1920*1080分辨率30帧) < / span > < / li > < li > < span > video=USB2.0 PC CAMERA|640x480( 表示640*480分辨率) < / span > < / li > < li > < span > dshow://:dshow-vdev=USB2.0 PC CAMERA( 表示打开视频设备USB2.0 PC CAMERA、其他参数全部默认) < / span > < /l
2022-06-02 06:36:30 +00:00
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 13< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-comment" > //中文皮肤名称对应样式表文件< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 14< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > static< / span > < span class = "cm-variable" > QStringList< / span > < span class = "cm-variable" > files< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 15< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > if< / span > (< span class = "cm-variable" > files< / span > .< span class = "cm-variable" > count< / span > () < span class = "cm-operator" > ==< / span > < span class = "cm-number" > 0< / span > ) {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 16< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blackblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blacksoft.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blackvideo.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 17< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkgray.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 18< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatgray.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 19< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/lightblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/lightblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-strin
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 24< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > styleNames< / span > < span class = "cm-operator" > =< / span > < span class = "cm-variable" > names< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 25< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > styleFiles< / span > < span class = "cm-operator" > =< / span > < span class = "cm-variable" > files< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 26< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > }< / span > < / pre > < / div > < / div > < / div > < / div > < / div > < / div > < div style = "position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 599px;" > < / div > < div class = "CodeMirror-gutters" style = "height: 599px;" > < div class = "CodeMirror-gutter CodeMirror-linenumbers" style = "width: 34px;" > < / div > < / div > < / div > < / div > < / pre > < p > < strong > < span > V20211111< / span > < / strong > < / p > < ol start = '' > < li > < span > ONVIF组件增加图片参数范围获取, 之前默认0-255, 有些设备是0-100 0-128之类的, 获取后设置到滑动条范围。< / span > < / li > < li > < span > ONVIF组件增加网络参数设置, 比如IP地址, 子网掩码、网关地址、DNS设置等。< / span > < / li > < li > < span > ONVIF组件将结构体定义统一移到一个头文件onvifstruct.h, 方便后期拓展管理。< / span > < / li > < li > < span > 预置位模块,调用、添加(调用)、删除三种功能,改成了以三个按钮的形式加到每个预置位信息的后面直接单击使用。之前是先选中预置位所在行,然后单击下面的按钮。< / span > < / li > < li > < span > 通道轮询全部移动单独的悬停的模块。< / span > < / li > < li > < span > 视频面板窗体指针改成了全局变量,多处需要引用。< / span > < / li > < li > < span > 修复1通道轮询后, 再次启动程序无法正确加载通道面板布局的BUG。< / span > < / li > < li > < span > 修复底部通道切换, 部分样式效果悬停时候颜色不正确的BUG。改成了取报警图标颜色和已处理颜色。< / span > < / li > < li > < span > 路径规划模块增加模拟轨迹设备自动旋转角度移动。< / span > < / li > < li > < span > 路径规划模块模拟轨迹增加移动间隔下拉框选择。< / span > < / li > < li > < span > 修复Qt4对应webkit模块不支持返回数组的问题, 改成字符串拼接用 ; 符隔开。< / span > < / li > < li > < span > 修复Qt4对应webkit模块不支持路径规划的BUG, 因为开启了实时路况属性。< / span > < / li > < li > < span > 路径规划增加绘制实时轨迹线条,不同颜色显示。< / span > < / li > < / ol > < p > < strong > < span > V20211101< / span > < / strong > < / p > < ol start = '' > < li > < span > 修正开启轮询后关闭所有视频通道不弹出提示信息。< / span > < / li > < li > < span > 所有信息框增加阴影边框区分突出显示,并跟随系统换肤自动更新边框阴影。< / span > < / li > < li > < span > 修正视频轮询分隔符,将|改成;因为如果是竖杠遇到带有参数的url则会出错。< / span > < / li > < li > < span > 将设备图片统一存放到config/device目录, 之前在config目录下, 随着越来越多非常凌乱。< / span > < / li > < li > < span > 修复之前通过信号执行通道切换, 对应文字显示反了的BUG( 通道1交换到通道2, 新的通道2应该显示之前通道1的文本) 。< / span > < / li > < li > < span > 将鼠标按下两个通道交换的处理代码,复用信号槽切换通道的函数。< / span > < / li > < li > < span > 将视频<EFBFBD>
< span > < / span > < img src = "snap/1-1-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 系统启动后, 首先会弹出用户登录界面, 从用户姓名的下拉框选择用户名, 然后输入密码( 默认用户名密码都是admin) , 单击登录按钮, 密码正确则会进入到系统主界面, 错误会弹出提示, 错误超过三次自动关闭, 需要重新打开软件。< / span > < / p > < p > < span > 在登录界面可以勾选是否记住密码,是否自动登录,如果勾选了记住密码,则下次启用软件会自动填入最后用户的密码,勾选了自动登录(以最后的用户信息作为当前登录用户)则启动后直接进入主界面。如果开启了自动登录,不会弹出登录界面,可以在系统设置中关闭自动登录和记住密码。< / span > < / p > < h3 id = '12-用户退出' > < span > 1.2 用户退出< / span > < / h3 > < p > < span > < / span > < img src = "snap/1-2-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 在主界面单击右上角的关闭按钮, 会弹出用户退出界面, 需要输入密码验证防止误关闭, 会自动填入登录的用户名, 密码输入正确才会退出软件。用户登录和退出都内置了超级密码a防止管理员忘记密码。< / span > < / p > < h2 id = '2-主界面操作' > < span > 2 主界面操作< / span > < / h2 > < p > < span > < / span > < img src = "snap/2-0-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/2-0-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 主界面由顶部主菜单导航、左侧右侧停靠窗体(设备列表、窗口信息、图文警情、悬浮地图、云台控制、设备控制、预置巡航、视频轮询等)、中间视频监控主画面组成,其中左右两侧的停靠窗体可以拉伸宽度,上下停靠窗体之间也可以拉伸高度,每个停靠窗体都可以关闭和悬浮。自动保存布局文件,下次启动自动应用。< / span > < / p > < p > < strong > < span > 新增说明< / span > < / strong > < / p > < ul > < li > < span > 2021-5-8, 主界面改成了停靠窗体模式。< / span > < / li > < li > < span > 拓展性更强,可以任意组合多种子模块。< / span > < / li > < li > < span > 模块可停靠悬浮。< / span > < / li > < li > < span > 在普通模式和全屏模式都有独立的布局文件。< / span > < / li > < li > < span > 不同的工作模式都可对应不同的布局文件。< / span > < / li > < / ul > < h3 id = '21-面板显示隐藏' > < span > 2.1 面板显示隐藏< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-1-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/2-1-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 左侧和右侧的面板, 可以通过单击面板右上角的关闭按钮来隐藏, 当隐藏一个面板以后, 剩余的面板会自动填充布局, 如果需要重新显示面板, 则在标题栏鼠标右键就可以对小面板进行显示和隐藏, 右上角的时间和CPU显示面板可以在系统设置中控制显示隐藏。系统会自动记住最后的布局比如显示的面板和宽高占比, 下次启动后自动应用。< / span > < / p > < p > < strong > < span > 特别说明< / span > < / strong > < / p > < ol start = '' > < li > < span > 在停靠窗体的标题栏鼠标右键也会弹出子窗体的开启菜单,复选框勾选表示显示,悬浮的窗体没有这个特性,一定要是嵌入在主界面中的子窗体标题栏才有。< / span > < / li > < li > < span > 如果是全屏模式,由于没有了标题栏,想要关闭模块的话,需要将其拖动到边缘嵌入主窗体,然后在标题栏鼠标右键菜单中关闭即可。< / span > < / li > < / ol > < h3 id = '22-面板拖动' > < span > 2.2 面板拖动< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-2-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 面板和面板之间有个分隔条,鼠标移到对应分隔条的地方,会变成可拉动的鼠标指针,此时可以上下左右拉动调整宽高,调整好以后会自动保存宽高比例,下次启动后自动应用最后的配置来显示。< / span > < / p > < h3 id = '23-视频播放' > < span > 2.3 视频播放< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-3-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 视频播放同时支持多种方式:< / span > < / p > < ol start = '' > < li > < span > 双击子节点播放单个摄像机,在当前选中通道处播放。< / span > < / li > < li > < span > 双击父节点播放整个录像机的摄像机,依次排列。< / span > < / li > < li > < span > 按住子节点拖曳到对应通道,播放摄像机。< / span > < / li > < li > < span > 本地文件直接拖曳到通道,自动播放本地文件。< / span > < / li > < li > < span > 启动后自动播放最后通道的视频信息。< / span > < / li > < li > < span > 代码接口提供指定通道播放url。< / span > < / li > < li > < span > 代码接口提供指定两个通道交换,比如报警的时候将某个通道移到最前面显示。< / span > < / li > < / ol > < h3 id = '24-视频截图' > < span > 2.4 视频截图< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-4-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 在视频监控主界面, 通道鼠标右键, 会弹出右键菜单, 选择截图当前视频或者截图所有视频, 截图默认保存在可执行文件所在目录下的snap目录。视频面板底部工具栏也有截图按钮触发这个动作。< / span >
< span > 文件名格式: Ch1_2020-07-30-13-41-24.png。< / span > < / p > < h3 id = '25-删除视频' > < span > 2.5 删除视频< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-5-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/2-5-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 有多种方法可以删除视频:< / span > < / p > < ol start = '' > < li > < span > 鼠标右键删除当前视频。< / span > < / li > < li > < span > 鼠标右键删除所有视频。< / span > < / li > < li > < span > 按住通道画面移出视频监控画面。< / span > < / li > < li > < span > 悬浮条关闭按钮。< / span > < / li > < / ol > < h3 id = '26-画面切换' > < span > 2.6 画面切换< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-6-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 系统支持多画面切换, 全屏切换等, 包括1+4+6+8+9+13+16+25+36+64画面切换, 如果还需要增加更多的画面比如81+100等, 可以直接在源码中稍微修改即可。< / span > < / p > < ol start = '' > < li > < span > 鼠标右键画面切换。< / span > < / li > < li > < span > 底部左侧画面切换缩略图。< / span > < / li > < li > < span > 快捷键alt+enter全屏。< / span > < / li > < li > < span > 快捷键esc退出全屏。< / span > < / li > < / ol > < p > < span > 64画面效果图< / span >
< span > < / span > < img src = "snap/2-6-2.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '27-声音调节' > < span > 2.7 声音调节< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-7-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 在主界面画面栏右下角, 按下声音图标自动弹出声音调节面板, 失去焦点自动隐藏, 拉动声音滚动条来调节声音大小, 还有静音图标, 声音调节目前做的是一个界面效果, 并没有功能, 具体功能自己实现, vlc内核和mpv内核已经封装了声音控制的接口函数。< / span > < / p > < h3 id = '28-视频轮询' > < span > 2.8 视频轮询< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-8-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < strong > < span > 功能说明< / span > < / strong > < / p > < ol start = '' > < li > < span > 开启是否一运行自动轮询。< / span > < / li > < li > < span > 可设置轮询间隔, 比如5s、10s、30s、60s等。< / span > < / li > < li > < span > 可设置轮询画面类型, 比如1画面、4画面、9画面、16画面。< / span > < / li > < li > < span > 可选择切换不同的轮询方案。< / span > < / li > < li > < span > 开始轮询和停止轮询。< / span > < / li > < li > < span > 暂停轮询和继续轮询。< / span > < / li > < / ol > < h3 id = '29-通道交换' > < span > 2.9 通道交换< / span > < / h3 > < p > < span > < / span > < img src = "snap/2-9-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 通道交换功能很常用, 一般用户喜欢调整自己想要的通道显示到前面或者占据画面的更大部分, 比如6画面8画面的时候, 左侧有一个画面占据很大的位置, 一般这个用来显示重要性最高的实时视频, 如果需要通道交换, 则按住通道拖动到另外一个通道上面松开鼠标即可, 会立即应用, 瞬间切换, 这里切记不要移出视频画面外, 移出去表示删除。< / span > < / p > < p > < span > 本系统也封装了代码中动态控制切换和动态交换, 具体代码在DeviceThreadUI类中, 具体全局函数在AppEvent类中。< / span > < / p > < pre class = "md-fences md-end-block md-fences-with-lineno ty-contain-cm modeLoaded" spellcheck = "false" lang = "cpp" > < div class = "CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang = "cpp" > < div style = "overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.51471px; left: 35.9874px;" > < textarea autocorrect = "off" autocapitalize = "off" spellcheck = "false" tabindex = "0" style = "position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;" > < / textarea > < / div > < div class = "CodeMirror-scrollbar-filler" cm-not-content = "true" > < / div > < div class = "CodeMirror-gutter-filler" cm-not-content = "true" > < / div > < div class = "CodeMirror-scroll" tabindex = "-1" > < div class = "CodeMirror-sizer" style = "margin-left: 28px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;" > < div style = "position: relative; top: 0px;" > < div class = "CodeMirror-lines" role = "presentation" > < div role = "presentation" style = "position: relative; outline: none;" > < div class = "CodeMirror-measure" > < pre > < span > xxxxxxxxxx< / span > < / pre > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" > < div > 5< / div > < / div > < / div > < div class = "CodeMirror-measure" > < / div > < div style = "position: relative; z-index: 1;" > < / div > < div class = "CodeMirror-code" role = "presentation" style = "" > < div class = "CodeMirror-activeline" style = "position: relative;" > < div class = "CodeMirror-activeline-background CodeMirror-linebackground" > < / div > < div class = "CodeMirror-gutter-background CodeMirror-activeline-gutter" style = "left: -27.9958px; width: 28px;" > < / div > < div class = "CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style = "left: -27.9958px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 19px;" > 1< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-comment" > //指定通道显示视频 id从0开始< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -27.9958px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 19px;" > 2< / div > < / div > < pr
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 16< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > enum< / span > < span class = "cm-def" > OSDPosition< / span > {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 17< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > OSDPosition_Left_Top< / span > < span class = "cm-operator" > =< / span > < span class = "cm-number" > 0< / span > , < span class = "cm-comment" > //左上角< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 18< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > OSDPosition_Left_Bottom< / span > < span class = "cm-operator" > =< / span > < span class = "cm-number" > 1< / span > , < span class = "cm-comment" > //左下角< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 19< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > OSDPosition_Right_Top< / span > < span class = "cm-operator" > =< / span > < span class = "cm-number" > 2< / span > , < span class = "cm-comment" > //右上角< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 20< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > OSDPosition_Right_Bottom< / span > < span class = "cm-operator" > =< / span > < span class = "cm-number" > 3< / span > < span class = "cm-comment" > //右下角< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 21< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > };< / span > < / pre > < / div > < / div > < / div > < / div > < / div > < / div > < div style = "position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 484px;" > < / div > < div class = "CodeMirror-gutters" style = "height: 484px;" > < div class = "CodeMirror-gutter CodeMirror-linenumbers" style = "width: 34px;" > < / div > < / div > < / div > < / div > < / pre > < h2 id = '3-视频回放' > < span > 3 视频回放< / span > < / h2 > < p > < span > 视频回放中有多个子模块,分别是不同的含义:< / span > < / p > < ol start = '' > < li > < span > 本地回放:回放存储在本地电脑的视频文件。< / span > < / li > < li > < span > 远程回放: 通过sdk方式回放NVR上的存储录像( 暂未实现, 每个厂家不一样) 。< / span > < / li > < li > < span > 设备播放: 通用的rtsp取流形式的播放实时视频和回放录像文件。< / span > < / li > < li > < span > 图片回放:查找对应文件夹下的所有通道图片,按照设定的间隔回复,类似视频效果,一般用在存储一堆图片序列的应用场景中。< / span > < / li > < li > < span > 视频上传:将查询的本地存储的视频文件上传到云端服务器。类似于将视频文件存储到服务器上,需要手动填写服务器地址和端口。< / span > < / li > < / ol > < h3 id = '31-本<>
2022-07-02 04:18:12 +00:00
< a href = 'https://blog.csdn.net/feiyangqingyun/article/details/104005917' target = '_blank' class = 'url' > https://blog.csdn.net/feiyangqingyun/article/details/104005917< / a > < / li > < li > < span > 请下载同目录下的bin_map_tiles.zip压缩包, 解压到config目录下, 最后config文件夹下会多出来tiles tiles_hybrid两个文件夹。< / span > < / li > < / ol > < h3 id = '44-在线地图' > < span > 4.4 在线地图< / span > < / h3 > < p > < span > < / span > < img src = "snap/4-4-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 在摄像机管理的界面,可以添加经纬度信息,这样就可以在地图上显示对应的摄像机点位信息,如果发现位置不对,可以在右侧先选择摄像机设备,然后鼠标单击新的位置,右侧目标经度、目标纬度信息会自动更新,然后再单击更新经纬度值则会更新当前下拉选择的设备的经纬度信息,也可以在摄像机管理界面手动填入进行修改。< / span > < / p > < p > < span > 在右侧还有模拟运动轨迹、开始显示轨迹两个按钮,有可能后期还会增加其他功能,是为了演示如何在地图上实现地图的相关功能,开始显示轨迹采用的定时器来生成轨迹点数据,动态模拟运动轨迹,可以单击显示设备位置按钮还原最初的设备点位图。< / span > < / p > < p > < strong > < span > 功能特点< / span > < / strong > < / p > < ol start = '' > < li > < span > 同时支持在线地图和离线地图两种模式。< / span > < / li > < li > < span > 同时支持webkit内核、webengine内核、IE内核。< / span > < / li > < li > < span > 支持设置多个标注点,信息包括名称、地址、经纬度。< / span > < / li > < li > < span > 可设置地图是否可单击、拖动、鼠标滚轮缩放。< / span > < / li > < li > < span > 可设置协议版本、秘钥、主题样式、中心坐标、中心城市、地理编码位置等。< / span > < / li > < li > < span > 可设置地图缩放比例和级别,缩略图、比例尺、路况信息等控件的可见。< / span > < / li > < li > < span > 支持地图交互,比如鼠标按下获取对应位置的经纬度。< / span > < / li > < li > < span > 支持查询路线,可设置起点位置、终点位置、路线模式、路线方式、路线方案(最少时间、最少换乘、最少步行、不乘地铁、最短距离、避开高速)。< / span > < / li > < li > < span > 可显示点线面工具,可直接在地图上划线、点、矩形、圆形等。< / span > < / li > < li > < span > 可设置行政区划, 指定某个城市区域绘制图层, 在线地图自动输出行政区划边界点集合到js文件给离线地图使用。< / span > < / li > < li > < span > 可静态或者动态添加多个覆盖物。支持点、折线、多边形、矩形、圆形、弧线、点聚合等。< / span > < / li > < li > < span > 函数接口友好和统一,使用简单方便,就一个类。< / span > < / li > < li > < span > 支持js动态交互添加点、删除点、清空点、重置点, 不需要刷新页面。< / span > < / li > < li > < span > 支持任意Qt版本、任意系统、任意编译器。< / span > < / li > < / ol > < h3 id = '45-路径规划' > < span > 4.5 路径规划< / span > < / h3 > < p > < span > < / span > < img src = "snap/4-5-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < strong > < span > 基本步骤< / span > < / strong > < / p > < ol start = '' > < li > < span > 输入起点坐标和终点坐标,也可以勾选地图选点,开启后直接在左侧的地图界面鼠标按下自动识别对应的经纬度坐标填入,单选框勾选的起点则填入起点坐标输入框中,勾选的终点就填入终点坐标输入框中。< / span > < / li > < li > < span > 选择路线方式,可选公交、驾车、步行、骑行等方式,默认选择步行。< / span > < / li > < li > < span > 选择路线方案,可选最少时间、最短距离、避开高速等。< / span > < / li > < li > < span > 输入关键点数, 一般查询返回的路径的经纬度坐标点数非常密集, 可能非常多, 我们需要根据输入的关键点数来过滤, 比如输入30, 表示从所有经纬度数据中平均提取出来30个数据就行。点数合计, 查询路线后自动返回所有经纬度坐标的数据个数。< / span > < / li > < li > < span > 单击查询路线,自动返回对应路径的所有经纬度坐标。< / span > <
2022-06-02 06:36:30 +00:00
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 13< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-comment" > //自动切换默认数据库端口< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 14< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable-3" > void< / span > < span class = "cm-def" > DbHelper::getDbDefaultInfo< / span > (< span class = "cm-keyword" > const< / span > < span class = "cm-variable" > QString< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > dbType< / span > , < span class = "cm-variable" > QString< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > hostPort< / span > ,< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 15< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > QString< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > userName< / span > , < span class = "cm-variable" > QString< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > userPwd< / span > )< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 16< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 17< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > if< / span > (< span class = "cm-variable" > dbType< / span > < span class = "cm-operator" > ==< / span > < span class = "cm-string" > "MYSQL"< / span > ) {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 18< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > hostPort< / span > < span class = "cm-operator" > =< / span > < span class = "cm-string" > "3306"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 19< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > userName< / span > < span class = "cm-operator" > =< / span > < span class = "cm-string" > "root"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 20< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > userPwd< / span > < span class = "cm-operator" > =< / span > < span class = "cm-string" > "root"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < d
< span > 单击打印按钮可以将表格中的内容打印出来,打印前会弹出打印预览界面,可以自行做边距的调整等,可以查看等待打印的内容,翻页切换。< / span > < / p > < h4 id = '657-导出到excel' > < span > 6.5.7 导出到Excel< / span > < / h4 > < p > < span > < / span > < img src = "snap/6-5-7.jpg" referrerpolicy = "no-referrer" >
< span > 单击导出按钮可以将表格中的内容导出到excel表格, 独创的excel导出数据算法, 极速导出, 支持任意系统, 无依赖。< / span > < / p > < h4 id = '658-权限验证' > < span > 6.5.8 权限验证< / span > < / h4 > < p > < span > < / span > < img src = "snap/6-5-8-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/6-5-8-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 假设设置了用户没有退出系统和电子地图的权限,则关闭系统的时候会弹出错误信息提示当前用户没有权限。< / span > < / p > < h3 id = '66-其他设置' > < span > 6.6 其他设置< / span > < / h3 > < p > < span > < / span > < img src = "snap/6-6-0.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 其他设置里面的内容之前在基本设置中,现在重新开一个窗体,因为后面可能还有各种各样的设置,预留空间。< / span > < / p > < h4 id = '661-串口配置' > < span > 6.6.1 串口配置< / span > < / h4 > < p > < span > < / span > < img src = "snap/6-6-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 系统中可能用到了多个串口通信,可以在这里选择对应的串口号和波特率。< / span > < / p > < h4 id = '662-网络配置' > < span > 6.6.2 网络配置< / span > < / h4 > < p > < span > < / span > < img src = "snap/6-6-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 系统中可能用到多种网络通信, 比如软件主动连接服务器, 需要填写TCP地址和端口, 也可能软件作为服务端, 填写TCP或者UDP监听端口。< / span > < / p > < h2 id = '7-简易使用步骤' > < span > 7 简易使用步骤< / span > < / h2 > < h3 id = '71-添加摄像机' > < span > 7.1 添加摄像机< / span > < / h3 > < ol start = '' > < li > < span > 切换到系统设置-》摄像机管理,单击添加,输入码流地址,单击保存。< / span > < / li > < li > < span > 在不知道主码流和子码流是啥的情况下,两个地方填一样的,其余默认即可。< / span > < / li > < li > < span > 本地文件格式: g:/mp4/1.mp4< / span > < / li > < li > < span > USB摄像机: 默认ffmpeg内核为 video=USB2.0 PC CAMERA( 具体要看设备名) 如果是vlc内核则为 dshow://:dshow-vdev=' Default' < / span > < / li > < li > < span > 摄像机视频流: 直接填入rtsp、rtmp、http的视频流地址, 该地址可以先用vlc播放器或者potplay等播放器先试试是否能正常播放, 不能的话就别添加了, 添加了也没卵用, 别费力气了。< / span > < / li > < / ol > < h3 id = '72-视频播放' > < span > 7.2 视频播放< / span > < / h3 > < p > < span > 切换到视频监控主界面,左侧设备列表,双击摄像机,自动通道播放,双击录像机则整个录像机下面的摄像机全部加载。< / span > < / p > < h3 id = '73-云台控制' > < span > 7.3 云台控制< / span > < / h3 > < p > < span > 云台控制的前提是摄像机是通过onvif搜索的形式添加的, 不然没有云台地址没法进行云台控制, 当然也必须要求摄像机带云台, 不带云台的摄像机是不能进行云台控制的。< / span >
< span > 先选中要进行云台控制的摄像机通道,边缘高亮,然后再单击右侧的云台控件,可以上下左右等移动,变倍和光圈没有用。< / span > < / p > < h3 id = '74-自动校时' > < span > 7.4 自动校时< / span > < / h3 > < p > < span > 在系统设置中开启自动校时后,设备自动上线后会自动将本地时间同步到设备。< / span > < / p > < h3 id = '75-事件订阅' > < span > 7.5 事件订阅< / span > < / h3 > < p > < span > 在系统设置中开启事件订阅后,一旦接收到设备的报警信息会显示到主界面左下角的信息栏,右下角弹出对应的报警信息。< / span >
< span > 摄像机要响应事件订阅,具体详细设置说明参见说明书其他说明中的摄像机报警输入设置。< / span > < / p > < h3 id = '76-图片参数' > < span > 7.6 图片参数< / span > < / h3 > < p > < span > < / span > < img src = "snap/7-6-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < strong > < span > 操作说明< / span > < / strong > < / p > < ul > < li > < span > 用onvif也可以对摄像机的明亮度、对比度、饱和度进行设置。< / span > < / li > < li > < span > 先选中对应的通道,然后右下角这里找到设置的区域。< / span > < / li > < li > < span > 单击获取参数,会自动将对应摄像机的明亮度、对比度、饱和度值读回来,显示在对应文本框和滑块中。< / span > < / li > < li > < span > 如果需要设置图片参数,先移动滑块到需要的值,然后单击设置参数按钮即可。< / span > < / li > < li > < span > 设置完以后会立即应用,传过来的视频流就能看到效果。< / span > < / li > < li > < span > 下面还有两个按钮可以手动重启设备以及校时。后期可能还会增加一些按钮。< / span > < / li > < / ul > < h2 id = '8-内核模块说明' > < span > 8 内核模块说明< / span > < / h2 > < p > < span > 本系统支持多种内核, 方便不同的用户选择, 适应不同的应用场景, 默认提供的是ffmpeg内核和vlc内核, 其他内核需要额外购买或者定制, 支持定制内核。< / span >
< span > 每个内核实现的功能不一定完全一致,可仔细查看后面的每个内核的功能特点说明。< / span > < / p > < h3 id = '81-模块-onvif' > < span > 8.1 模块-onvif< / span > < / h3 > < h4 id = '811-效果图' > < span > 8.1.1 效果图< / span > < / h4 > < p > < span > < / span > < img src = "snap/8-1-1.jpg" referrerpolicy = "no-referrer" > < / p > < h4 id = '812-功能介绍' > < span > 8.1.2 功能介绍< / span > < / h4 > < ol start = '' > < li > < span > 广播搜索设备, 支持IPC和NVR, 依次返回, 可选择不同的网卡IP。< / span > < / li > < li > < span > 依次获取Onvif地址、Media地址、Profile文件、Rtsp地址。< / span > < / li > < li > < span > 可对指定的Profile获取视频流Rtsp地址, 比如主码流子码流地址。< / span > < / li > < li > < span > 可对每个设备设置Onvif用户信息, 用于认证获取详细信息。< / span > < / li > < li > < span > 可实时预览摄像机图像。< / span > < / li > < li > < span > 支持云台控制,可上下左右调节云台,支持绝对移动和相对移动,可放到和缩小图像远近。< / span > < / li > < li > < span > 支持Qt4和Qt5任意Qt版本, 亲测Qt4.7.0到Qt5.12.4。< / span > < / li > < li > < span > 支持任意编译器, 亲测mingw、msvc、gcc、clang。< / span > < / li > < li > < span > 支持任意操作系统, 亲测xp、win7、win10、linux、嵌入式linux、树莓派全志H3等。< / span > < / li > < li > < span > 支持任意Onvif摄像机和NVR, 亲测海康、大华、宇视、华为、海思芯片内核等, 可定制开发。< / span > < / li > < li > < span > 支持对指定IP地址进行单播搜索, 比如跨网段情况下非常有用。< / span > < / li > < li > < span > 纯Qt编写, 超级小巧轻量, 总共约2000行代码, 不依赖任何第三方的库和组件, 跨平台。< / span > < / li > < li > < span > 封装好了通用的数据发送和接收解析的函数, 可以非常方便的自行拓展其他Onvif处理比如修改IP等。< / span > < / li > < li > < span > 工具上提供了收发数据文本框,显示收发的数据,方便查看和分析。< / span > < / li > < li > < span > 支持所有Onvif设备, 代码工整, 接口友好, 直接引入pri即可使用。< / span > < / li > < / ol > < h4 id = '813-云台说明' > < span > 8.1.3 云台说明< / span > < / h4 > < ol start = '' > < li > < span > x、y、z 范围都在0-1之间。< / span > < / li > < li > < span > x为负数, 表示左转, x为正数, 表示右转。< / span > < / li > < li > < span > y为负数, 表示下转, y为正数, 表示上转。< / span > < / li > < li > < span > z为正数, 表示拉近, z为负数, 表示拉远。< / span > < / li > < li > < span > 通过x和y的组合, 来实现云台的控制。< / span > < / li > < li > < span > 通过z的组合, 来实现焦距控制。< / span > < / li > < / ol > < h4 id = '814-主要功能' > < span > 8.1.4 主要功能< / span > < / h4 > < ol start = '' > < li > < span > 搜索设备,获取设备的信息比如厂家、型号等。< / span > < / li > < li > < span > 获取设备的多个配置文件信息profile。< / span > < / li > < li > < span > 获取对应配置文件的视频流地址rtsp, 以及分辨率等参数。< / span > < / li > < li > < span > 云台控制,上下左右移动,焦距放大缩小,相对和绝对移动。< / span > < / li > < li > < span > 获取预置位信息,触发预置位。< / span > < / li > < li > < span > 订阅事件, 接收设备的各种消息尤其是报警事件比如IO口的报警。< / span > < / li > < li > < span > 抓图,获取设备当前的图片。< / span > < / li > < li > < span > 获取、创建、删除用户信息。< / span > < / li > < li > < span > 获取和设备网络配置信息比如IP地址等。< / span > < / li > < li > < span > 获取和设置NTP时间同步。< / span > < / li > < li > < span > 获取和设置设备时间。< / span > < / li > < li > < span > 重启设备。< / span > < / li > < / ol > < h4 id = '815-处理流程' > < span > 8.1.5 处理流程< / span > < / h4 > < ol start = '' > < li > < span > 绑定组播IP( 239.255.255.250) 和端口( 3702) , 发送固定的xml格式的数据搜索设备。< / span > < / li > < li > < span > 接收到的xml格式的数据解析, 得到设备的Onvif地址。< / span > < / li > < li > < span > 对Onvif地址发送对应的数据, 收到数据取出对应的节点数据。< / span > < / li > < li > < span > 请求Onvif地址获取Media地址和Ptz地址, Media地址用来获取详细的配置文件, Ptz地址用来云台控制。< / span > < / li > < li > < span > ptz控制是对Ptz地址发送对应的数据<EFBFBD> <EFBFBD>
< span > < / span > < img src = "snap/10-0-3.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/10-0-5.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/10-0-11.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/10-0-15.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/10-0-17.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 本系统内置高达18套皮肤样式供用户选择, 可以在系统设置中随意切换立即应用。< / span > < / p > < pre class = "md-fences md-end-block md-fences-with-lineno ty-contain-cm modeLoaded" spellcheck = "false" lang = "cpp" style = "break-inside: unset;" > < div class = "CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang = "cpp" > < div style = "overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.51471px; left: 42.9832px;" > < textarea autocorrect = "off" autocapitalize = "off" spellcheck = "false" tabindex = "0" style = "position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;" > < / textarea > < / div > < div class = "CodeMirror-scrollbar-filler" cm-not-content = "true" > < / div > < div class = "CodeMirror-gutter-filler" cm-not-content = "true" > < / div > < div class = "CodeMirror-scroll" tabindex = "-1" > < div class = "CodeMirror-sizer" style = "margin-left: 35px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;" > < div style = "position: relative; top: 0px;" > < div class = "CodeMirror-lines" role = "presentation" > < div role = "presentation" style = "position: relative; outline: none;" > < div class = "CodeMirror-measure" > < pre > < span > xxxxxxxxxx< / span > < / pre > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" > < div > 26< / div > < / div > < / div > < div class = "CodeMirror-measure" > < / div > < div style = "position: relative; z-index: 1;" > < / div > < div class = "CodeMirror-code" role = "presentation" style = "" > < div class = "CodeMirror-activeline" style = "position: relative;" > < div class = "CodeMirror-activeline-background CodeMirror-linebackground" > < / div > < div class = "CodeMirror-gutter-background CodeMirror-activeline-gutter" style = "left: -34.9916px; width: 35px;" > < / div > < div class = "CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 1< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable-3" > void< / span > < span class = "cm-def" > QUIStyle::getStyle< / span > (< span class = "cm-variable" > QStringList< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > styleNames< / span > , < span class = "cm-variable" > QStringList< / span > < span class = "cm-operator" > & < / span > < span class = "cm-variable" > styleFiles< / span > )< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 2< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 3< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > static< / span > < span class = "cm-variable" > QStringList< / span > < span class = "cm-variable" > names< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 4< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > if< / span > (< span class = "cm-variable" > names< / span > .< span class = "cm-variable" > count< / span > () < span class = "cm-operator" > ==< / span > < span class = "cm-number" > 0< / span > ) {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 5< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" >
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 13< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-comment" > //中文皮肤名称对应样式表文件< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 14< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > static< / span > < span class = "cm-variable" > QStringList< / span > < span class = "cm-variable" > files< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 15< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-keyword" > if< / span > (< span class = "cm-variable" > files< / span > .< span class = "cm-variable" > count< / span > () < span class = "cm-operator" > ==< / span > < span class = "cm-number" > 0< / span > ) {< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 16< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blackblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blacksoft.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/blackvideo.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 17< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/darkgray.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 18< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/flatgray.css"< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 19< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > files< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/lightblack.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-string" > ":/qss/lightblue.css"< / span > < span class = "cm-operator" > < < < / span > < span class = "cm-strin
< / span > < / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 24< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > styleNames< / span > < span class = "cm-operator" > =< / span > < span class = "cm-variable" > names< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt" style = "left: 0px; width: 27px;" > 25< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > < span class = "cm-variable" > styleFiles< / span > < span class = "cm-operator" > =< / span > < span class = "cm-variable" > files< / span > ;< / span > < / pre > < / div > < div style = "position: relative;" > < div class = "CodeMirror-gutter-wrapper" style = "left: -34.9916px;" > < div class = "CodeMirror-linenumber CodeMirror-gutter-elt CodeMirror-linenumber-show" style = "left: 0px; width: 27px;" > 26< / div > < / div > < pre class = " CodeMirror-line " role = "presentation" > < span role = "presentation" style = "padding-right: 0.1px;" > }< / span > < / pre > < / div > < / div > < / div > < / div > < / div > < / div > < div style = "position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 599px;" > < / div > < div class = "CodeMirror-gutters" style = "height: 599px;" > < div class = "CodeMirror-gutter CodeMirror-linenumbers" style = "width: 34px;" > < / div > < / div > < / div > < / div > < / pre > < h3 id = '101-windows-mingw' > < span > 10.1 windows-mingw< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-1-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '102-windows-msvc' > < span > 10.2 windows-msvc< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-2-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '103-linux-ubuntu' > < span > 10.3 linux-ubuntu< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-3-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '104-linux-fedora' > < span > 10.4 linux-fedora< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-4-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '105-linux-centos' > < span > 10.5 linux-centos< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-5-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '106-linux-uos' > < span > 10.6 linux-uos< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-6-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '107-linux-kylin' > < span > 10.7 linux-kylin< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-7-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '108-linux-neokylin' > < span > 10.8 linux-neokylin< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-8-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '109-linux-newstart' > < span > 10.9 linux-newstart< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-9-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '1010-unix-mac' > < span > 10.10 unix-mac< / span > < / h3 > < p > < span > < / span > < img src = "snap/10-10-1.jpg" referrerpolicy = "no-referrer" > < / p > < h2 id = '11-程序框架说明' > < span > 11 程序框架说明< / span > < / h2 > < p > < span > 备注:下面的截图和说明未必是最新的,但是大部分是一致的,整体的框架不会改变,可能会有新增加子模块和代码,或者部分类文件有调整或者删除,具体以最新的代码为准。< / span > < / p > < h3 id = '111-整体代码结构' > < span > 11.1 整体代码结构< / span > < / h3 > < p > < span > < / span > < img src = "snap/11-1-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 本系统采用模块化的设备, 有用到第三方开源类库比如串口通信qextserialport, 全部放在3rd下面, 有用到很多自己封装完善的通用类库比如ffmpeg视频监控, 全部放在core下面, 设备通信和辅助处理全部放在class下面, 所有界面全部放在ui下面, 相当于一个个小的组件合起来, 最终形成了整个监控系统的完整代码。< / span > < / p > < h3 id = '112-主模块说明' > < span > 11.2 主模块说明< / span > < / h3 > < figure > < table > < thead > < tr > < th style = 'text-align:left;' > < span > 名称< / span > < / th > < th style = 'text-align:left;' > < span > 说明< / span > < / th > < / tr > < / thead > <
< span > < / span > < img src = "snap/13-4-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/13-4-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < strong > < span > 操作说明< / span > < / strong > < / p > < ul > < li > < span > 默认摄像机IO输入或者开关量输入是关闭的, 需要手动开启。< / span > < / li > < li > < span > 一般都是登录到摄像机的web页面找到开关量的地方, 可能描述不一样但是大致的意思差不多。< / span > < / li > < li > < span > 一般摄像机会有两组开关量输入,而且开关量报警有常开常闭两种,都需要自己手动选择。< / span > < / li > < li > < span > 如果是常开的话意味着闭合是属于报警,反之亦然。< / span > < / li > < li > < span > 找两个导线接在对应口子(详见摄像机厂家的说明书,摄像机背面板也会有对应字样标识一般叫 in) 。< / span > < / li > < li > < span > 短接或者扒开, 都会有反应, onvif工具都能接收到信息( 前提是单击过订阅事件按钮, 而且顺利返回了订阅地址才行) 。< / span > < / li > < li > < span > 会收到LogicalState关键字的信息, true或者1表示报警, false或者0表示正常。< / span > < / li > < li > < span > 可能每个厂家会有所区别, 需要自己拿到数据后做特殊处理, 但是大部分厂家都是相似的, 实在不行无非搞个contains方法判断好了。< / span > < / li > < / ul > < h3 id = '135-环境使用qtvs' > < span > 13.5 环境使用qt+vs< / span > < / h3 > < p > < span > < / span > < img src = "snap/13-5-1.jpg" referrerpolicy = "no-referrer" >
< span > < / span > < img src = "snap/13-5-2.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 打开项目: QT VS TOOLS – Open Qt Project File 选择 video_system.pro,然后等待项目加载完毕。< / span >
2022-07-02 04:18:12 +00:00
< span > 由于项目中用到了ffmpeg和vlc, 引用了对应的lib库, 所以在用vs+qt的开发环境中, 很可能报错提示映像是不安全的错误, 导致编译通不过, 需要做个设置。< / span > < / p > < p > < strong > < span > 解决方法< / span > < / strong > < / p > < ol start = '' > < li > < span > 第一步:打开该项目的“属性页”对话框。< / span > < / li > < li > < span > 第二步:单击“链接器”文件夹。< / span > < / li > < li > < span > 第三步:单击“命令行”属性页。< / span > < / li > < li > < span > 第四步:将 /SAFESEH:NO 键入“附加选项”框中,然后点击应用。< / span > < / li > < li > < span > 如果设置完发现还是不行,那应该是没有一开始就设置这个步骤,你需要打开项目以后就设置好这个步骤,再去编译,建议重新解压项目来一遍。< / span > < / li > < / ol > < h3 id = '136-数据库设置mysql' > < span > 13.6 数据库设置mysql< / span > < / h3 > < p > < span > < / span > < img src = "snap/13-6-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 如果在数据库设置中选择了mysql数据库, 需要对mysql数据库做个设置, 就是将编码设置成utf8, 已设置可以跳过, 不然很可能数据库无法正常使用。< / span > < / p > < p > < span > 32位的Qt程序, 带对应32位的libmysql动态库, 可以访问32/64位的mysql数据库, 64位的也是一样可以访问32/64位的mysql数据库, 只需要带上对应位数的动态库就行。查看mysql是32位还是64位命令 mysql.exe -V。< / span >
< span > < / span > < img src = "snap/13-6-2.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '137-打开usb摄像头' > < span > 13.7 打开USB摄像头< / span > < / h3 > < p > < span > < / span > < img src = "snap/13-7-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 在加载USB摄像机的时候, 需要填写对应USB设备的名称, 可以通过命令行和设备管理器查看对应的名称, 要英文的。< / span > < / p > < p > < span > 在需要加载多个USB摄像机的场景下, 有时候会遇到同名的USB名称设备, 此时需要打开注册表进行设备名称修改后, 按照新修改后的设备名称填入即可。< / span > < / p > < p > < span > < / span > < img src = "snap/13-7-2.jpg" referrerpolicy = "no-referrer" >
2022-06-02 06:36:30 +00:00
< span > < / span > < img src = "snap/13-7-3.jpg" referrerpolicy = "no-referrer" >
2022-06-08 07:52:50 +00:00
< span > < / span > < img src = "snap/13-7-4.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '138-项目代码行数' > < span > 13.8 项目代码行数< / span > < / h3 > < p > < span > < / span > < img src = "snap/13-8-1.jpg" referrerpolicy = "no-referrer" > < / p > < p > < span > 整个项目源代码行数大概30W行, 其中代码13.5W行( 占比45%) , 注释12.7W行( 占比42%) , 空行3.5W行。分层设计注释详细。< / span > < / p > < h3 id = '139-编译ffmpeg' > < span > 13.9 编译ffmpeg< / span > < / h3 > < p > < span > 下面是linux系统编译ffmpeg步骤< / span > < / p > < ol start = '' > < li > < span > 第一步: 下载好ffmpeg, 这个可以去官网 < / span > < a href = 'http://ffmpeg.org/' target = '_blank' class = 'url' > http://ffmpeg.org/< / a > < span > 自行找到下载位置下载。要注意的是有些很老的嵌入式linux系统的编译器未必支持最新的ffmpeg4, 建议下载3。< / span > < / li > < li > < span > 第二步: 复制ffmpeg-3.4.5.tar.gz 到自定义文件夹下,我这里是/home/liu< / span > < / li > < li > < span > 第三步: 解压ffmpeg, tar – zxvf ffmpeg-3.4.5.tar.gz – C /home/liu< / span > < / li > < li > < span > 第四步: 安装编译ffmpeg依赖的包 apt-get install yasm< / span > < / li > < li > < span > 第五步: 编译ffmpeg cd /home/liu/ffmpeg-3.4.5< / span > < / li > < / ol > < ul > < li > < span > 如果编译静态库执行以下命令< / span > < / li > < li > < span > ./configure --prefix=host --enable-static --disable-shared --disable-doc< / span > < / li > < li > < span > 如果编译动态库执行以下命令< / span > < / li > < li > < span > ./configure --prefix=host --enable-shared --disable-static --disable-doc< / span > < / li > < li > < span > 如果需要编译ffplay以便直接用其打开测试, 可以在参数后面加上--enable-ffplay< / span > < / li > < li > < span > ./configure --prefix=host --enable-shared --disable-static --disable-doc --enable-ffplay< / span > < / li > < li > < span > 嵌入式交叉编译需要指定编译器路径 --cross-prefix=/usr/local/arm-linux-gcc-4.9.2/gcc-linaro-arm-linux-gnueabihf-4.9-2014.08_linux/bin/arm-linux-gnueabihf- --arch=arm --target-os=linux< / span > < / li > < li > < span > 其他常用参数 --disable-zlib --disable-xlib --enable-x11grab --disable-libxcb < / span > < / li > < li > < span > 可以执行./configure – help 来查看支持哪些参数,尤其是各种解码器的开关,具体可搜索。< / span > < / li > < li > < span > 其他参数可参见网页 < / span > < a href = 'https://blog.csdn.net/momo0853/article/details/78043903' target = '_blank' class = 'url' > https://blog.csdn.net/momo0853/article/details/78043903< / a > < / li > < li > < span > make (还可以开启多线程编译加快速度 make – j4) < / span > < / li > < li > < span > make install< / span > < / li > < / ul > < ol start = '6' > < li > < span > 第六步: 打开ffmpeg3.4.5/host目录, 生成的文件都在这里, 拿去用吧。< / span > < / li > < / ol > < p > < span > windows系统采用mingw编译ffmpeg < / span > < a href = 'https://blog.csdn.net/yp18792574062/article/details/108962638' target = '_blank' class = 'url' > https://blog.csdn.net/yp18792574062/article/details/108962638< / a > < / p > < h3 id = '1310-高分屏缩放' > < span > 13.10 高分屏缩放< / span > < / h3 > < ul > < li > < span > 在windows上经常遇到高分屏缩放的问题, 很头疼, 貌似这东西就是windows首发的。< / span > < / li > < li > < span > 在Qt4时代的程序遇到高分屏缩放, 不作任何处理, 毕竟Qt4时代( 2010年以前) 出来的时候几乎还没高分屏缩放这东西。< / span > < / li > < li > < span > 从Qt5.6开始提供了高分屏缩放支持, 需要在main函数前面设置 QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);< / span > < / li > < li > < span > 从Qt5.14开始提供了高分屏缩放策略设置, 需要在main函数前面设置 QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);< / span > < / li > < li > < span > 从Qt6.0开始默认就开启高分屏属性Qt::AA_EnableHighDpiScaling, 而且不允许关闭( 所以你会发现程序用Qt6编译后界面变得很大) 。可以通过setHighDpiScaleFactorRoundingPolicy函数设置策略。< / span > < / li > < li > < span > 如果不想要高分屏, 希望程序永远保持默认的尺寸, 你需要在main函数前面设置 QApplication::setAttribute(Qt::AA_Use96Dpi); 表示永远不缩放。< / span > < / li > < li > < span > <EFBFBD> <EFBFBD>
< span > < / span > < img src = "snap/13-10-2.jpg" referrerpolicy = "no-referrer" >
2022-07-02 04:18:12 +00:00
< span > < / span > < img src = "snap/13-10-3.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '1311-浏览器内核' > < span > 13.11 浏览器内核< / span > < / h3 > < ul > < li > < span > 本系统的电子地图模块支持三种浏览器内核: webkit、webengine、miniblink, 编译的时候会自动识别。< / span > < / li > < li > < span > 其中Qt5.6以前用的是webkit, Qt5.6版本以后分两种情况, 一种是mingw编译器( windows系统) 对应的Qt库不再提供浏览器模块, 所以本系统为了兼容各种编译器, 特意封装了miniblink浏览器内核, 弥补这个不足。< / span > < / li > < li > < span > Qt5.6以后的版本在linux系统和mac等系统, 都不存在没有浏览器控件的情况, 都使用的webengine。< / span > < / li > < li > < span > 仅仅是windows上的mingw编译器的Qt版本没有, 其他系统其实都有的。很多人在这个地方都有疑问, 都以为只有msvc编译器有浏览器控件, 其实确切的说是在windows上msvc的Qt库带浏览器控件。< / span > < / li > < li > < span > 安装Qt的时候webengine模块默认不勾选, 需要主动勾选才会安装。< / span > < / li > < li > < span > 也不是所有的msvc的Qt版本都有webengine浏览器模块, 哪怕你勾选了也没用, 有些版本官方并没有编译, 需要自行编译。需要到对应的Qt安装目录查看是否有 Qt5WebEngine.dll 文件。< / span > < / li > < / ul > < p > < span > < / span > < img src = "snap/13-11-1.jpg" referrerpolicy = "no-referrer" > < / p > < h3 id = '1312-odbc数据源' > < span > 13.12 ODBC数据源< / span > < / h3 > < p > < span > 本系统除了支持直连各种数据库比如mysql、postgresql、sqlserver、oracle数据库, 也支持odbc数据源的形式连接以上各种数据库, 在配置数据源的时候, 记得区分32、64位, 对应数据源后面带有32/64一起字样的说明该数据源可以同时支持32位和64位的程序访问, 不带的要用对应位数的才能访问。数据库名称记得填写的是数据源对应的名称, 而不是数据源连接的数据库名称, 很多人会搞错。< / span > < / p > < p > < span > < / span > < img src = "snap/13-12-1.jpg" referrerpolicy = "no-referrer" > < / p > < / div > < / div >
2022-06-02 06:36:30 +00:00
< script > ( function ( ) { var e = document . body . parentElement , t = [ ] , n = null , i = document . body . classList . contains ( "typora-export-collapse-outline" ) , r = function ( e , t , n ) { document . addEventListener ( e , function ( e ) { if ( ! e . defaultPrevented ) for ( var i = e . target ; i && i != this ; i = i . parentNode ) if ( i . matches ( t ) ) { ! 1 === n . call ( i , e ) && ( e . preventDefault ( ) , e . stopPropagation ( ) ) ; break } } , ! 1 ) } ; function o ( ) { return e . scrollTop } r ( "click" , ".outline-expander" , function ( e ) { var t = this . closest ( ".outline-item-wrapper" ) . classList ; return t . contains ( "outline-item-open" ) ? t . remove ( "outline-item-open" ) : t . add ( "outline-item-open" ) , d ( ) , ! 1 } ) , r ( "click" , ".outline-item" , function ( e ) { var t = this . querySelector ( ".outline-label" ) ; if ( location . hash = "#" + t . getAttribute ( "href" ) , i ) { var n = this . closest ( ".outline-item-wrapper" ) . classList ; n . contains ( "outline-item-open" ) || n . add ( "outline-item-open" ) , c ( ) , n . add ( "outline-item-active" ) } } ) ; var a , s , l = function ( ) { var e = o ( ) ; n = null ; for ( var i = 0 ; i < t . length && t [ i ] [ 1 ] - e < 60 ; i ++ ) n = t [ i ] } , c = function ( ) { document . querySelectorAll ( ".outline-item-active" ) . forEach ( e => e . classList . remove ( "outline-item-active" ) ) , document . querySelectorAll ( ".outline-item-single.outline-item-open" ) . forEach ( e => e . classList . remove ( "outline-item-open" ) ) } , d = function ( ) { if ( n ) { c ( ) ; var e = document . querySelector ( '.outline-label[href="#' + ( CSS . escape ? CSS . escape ( n [ 0 ] ) : n [ 0 ] ) + '"]' ) ; if ( e ) if ( i ) { var t = e . closest ( ".outline-item-open>ul>.outline-item-wrapper" ) ; if ( t ) t . classList . add ( "outline-item-active" ) ; else { for ( var r = ( e = e . closest ( ".outline-item-wrapper" ) ) . parentElement . closest ( ".outline-item-wrapper" ) ; r ; ) r = ( e = r ) . parentElement . closest ( ".outline-item-wrapper" ) ; e . classList . add ( "outline-item-active" ) } } else e . closest ( ".outline-item-wrapper" ) . classList . add ( "outline-item-active" ) } } ; window . addEventListener ( "scroll" , function ( e ) { a && clearTimeout ( a ) , a = setTimeout ( function ( ) { l ( ) , d ( ) } , 300 ) } ) ; var u = function ( ) { s = setTimeout ( function ( ) { ! function ( ) { t = [ ] ; var e = o ( ) ; document . querySelector ( "#write" ) . querySelectorAll ( "h1, h2, h3, h4, h5, h6" ) . forEach ( n => { var i = n . getAttribute ( "id" ) ; t . push ( [ i , e + n . getBoundingClientRect ( ) . y ] ) } ) } ( ) , l ( ) , d ( ) } , 300 ) } ; window . addEventListener ( "resize" , function ( e ) { s && clearTimeout ( s ) , u ( ) } ) , u ( ) } ) ( ) ; < / script > < / body >
2021-07-10 09:47:51 +00:00
< / html >