This document provides an overview of APIs and SDK code samples for media screenshot.
Note:The COS Mini Program SDK version must be at least v1.1.1.
API | Operation | Description |
---|---|---|
GetSnapshot | Querying screenshot | Query the screenshot of media file at some time point |
This API is used to query the screenshot of a media file at some time point.
Note:Before using this API, make sure that the media processing feature has been enabled in the data processing section in the console; otherwise, the error
media bucket unbinded, bucket's host is unavailable
will be reported.
var config = {
// Replace with your own bucket information
Bucket: 'examplebucket-1250000000', /* Bucket (required) */
Region: 'COS_REGION', /* Bucket region (required) */
};
cos.request({
Bucket: config.Bucket,
Region: config.Region,
Method: 'GET',
Key: 'test.mp4', /* Media file in bucket (required) */
Query: {
'ci-process': 'snapshot', /** Fixed value (required) */
time: 1, /** Screenshot time point in seconds (required) */
// width: 0, /** Screenshot width (optional) */
// height: 0, /** Screenshot height (optional) */
// format: 'jpg', /** Screenshot format (optional). Valid values: jpg; png. Default value: jpg */
// rotate: 'auto', /** Image rotation method (optional). Default value: auto */
// mode: 'exactframe', /** Frame capturing method (optional). Default value: exactframe */
},
RawBody: true,
},
function(err, data){
console.log(err || data);
});
Parameter | Description | Type | Required |
---|---|---|---|
Bucket | Bucket name in the format of BucketName-APPID . |
String | Yes |
Region | Bucket region. For the enumerated values, see Regions and Access Endpoints. | String | Yes |
Key | Object key (object name), which is the unique identifier of the object in the bucket. For more information, see Object Overview. | String | Yes |
ci-process | Operation type, which is fixed at snapshot . |
String | Yes |
time | Screenshot time point in seconds. | Number | Yes |
width | Screenshot width. Default value: 0. | Number | No |
height | Screenshot height. Default value: 0. If width and height are both 0 , the width and height of the video are used. If one of them is 0 , the other value is used to automatically adapt to the aspect ratio of the video. |
Number | No |
format | Screenshot format. Valid values: jpg; png. Default value: jpg. | String | No |
rotate | Image rotation method. auto: Rotate automatically according to the video rotation information. off: Do not rotate. Default value: auto. | String | No |
mode | Frame capturing method. keyframe: Capture the last keyframe before the specified time point. exactframe: Capture the frame at a specified time point. Default value: exactframe. | String | No |
function(err, data) { ... }
Parameter | Description | Type |
---|---|---|
err | The object returned when an error (network error or service error) occurs. If the request is successful, this parameter is empty. For more information, see Error Codes. | Object |
- statusCode | Returned HTTP status code, such as 200 , 403 , and 404 . |
Number |
- headers | Returned headers. | Object |
data | The object returned when the request is successful. If an error occurs with the request, this parameter is empty. | Object |
- statusCode | Returned HTTP status code, such as 200 , 403 , and 404 . |
Number |
- headers | Returned headers. | Object |
- RequestId | Unique ID of the request. | String |
- Body | Returned file content, which is in string format by default. | String |
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