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capture.captureVideo
啟動視頻錄製器應用程式並返回有關捕獲的視訊短片檔的資訊。
navigator.device.capture.captureVideo(
CaptureCB captureSuccess, CaptureErrorCB captureError, [CaptureVideoOptions options]
);
說明
開始非同步作業以捕獲使用該設備的視頻錄製應用程式的視頻錄製。該操作允許使用者在一個會話中捕獲多個錄音。
在捕獲操作結束時或者在使用者退出視頻錄製應用程式或由指定的錄音的最大數目 [CaptureVideoOptions](captureVideoOptions.html).limit
到達。 如果沒有 limit
指定參數的值,它將預設為一 (1) 和捕獲操作終止後使用者記錄單個視訊短片。
在捕獲操作完成後,它 [CaptureCB](CaptureCB.html)
回檔執行與陣列的 MediaFile
物件描述每個捕獲視訊短片檔。 如果使用者終止之前捕獲的視訊短片,操作 [CaptureErrorCB](CaptureErrorCB.html)
回檔執行與 [CaptureError](CaptureError.html)
物件特色 [CaptureError](CaptureError.html).CAPTURE_NO_MEDIA_FILES
錯誤代碼。
支援的平臺
- Android 系統
- 黑莓手機 WebWorks (OS 5.0 和更高)
- iOS
- Windows Phone 7 和 8
- Windows 8
快速的示例
// capture callback
var captureSuccess = function(mediaFiles) {
var i, path, len;
for (i = 0, len = mediaFiles.length; i < len; i += 1) {
path = mediaFiles[i].fullPath;
// do something interesting with the file
}
};
// capture error callback
var captureError = function(error) {
navigator.notification.alert('Error code: ' + error.code, null, 'Capture Error');
};
// start video capture
navigator.device.capture.captureVideo(captureSuccess, captureError, {limit:2});
完整的示例
<!DOCTYPE html>
<html>
<head>
<title>Capture Video</title>
<script type="text/javascript" charset="utf-8" src="cordova.js"></script>
<script type="text/javascript" charset="utf-8" src="json2.js"></script>
<script type="text/javascript" charset="utf-8">
// Called when capture operation is finished
//
function captureSuccess(mediaFiles) {
var i, len;
for (i = 0, len = mediaFiles.length; i < len; i += 1) {
uploadFile(mediaFiles[i]);
}
}
// Called if something bad happens.
//
function captureError(error) {
var msg = 'An error occurred during capture: ' + error.code;
navigator.notification.alert(msg, null, 'Uh oh!');
}
// A button will call this function
//
function captureVideo() {
// Launch device video recording application,
// allowing user to capture up to 2 video clips
navigator.device.capture.captureVideo(captureSuccess, captureError, {limit: 2});
}
// Upload files to server
function uploadFile(mediaFile) {
var ft = new FileTransfer(),
path = mediaFile.fullPath,
name = mediaFile.name;
ft.upload(path,
"http://my.domain.com/upload.php",
function(result) {
console.log('Upload success: ' + result.responseCode);
console.log(result.bytesSent + ' bytes sent');
},
function(error) {
console.log('Error uploading file ' + path + ': ' + error.code);
},
{ fileName: name });
}
</script>
</head>
<body>
<button onclick="captureVideo();">Capture Video</button> <br>
</body>
</html>
黑莓 WebWorks 怪癖
- 科爾多瓦的黑莓 WebWorks 嘗試啟動視頻錄影機提供的應用程式,由 RIM,以捕獲視頻的錄製。 這款應用程式會收到
[CaptureError](CaptureError.html).CAPTURE_NOT_SUPPORTED
錯誤代碼,如果應用程式未安裝在設備上。