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    Getting Media File Screenshot

    Last updated: 2024-02-18 17:02:09
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      Feature Description

      This API (GetSnapshot) is used to get a screenshot of a media file at some time point.

      Instructions

      This API is in sync mode. For the async mode, see Submitting Screenshot Job.

      Sample Request

      1. Via GET request

      GET /<ObjectKey>?ci-process=snapshot&time=1&format=jpg HTTP/1.1
      Host: <BucketName-APPID>.cos.<Region>.myqcloud.com
      Date: <GMT Date>
      Authorization: <Auth String>
      Content-Length: <length>

      2. Via adding parameters to URL

      https://<BucketName-APPID>.cos.<Region>.myqcloud.com/for-test.mp4?ci-process=snapshot&time=1&format=jpg&<Auth String>
      Note:
      Authorization: Auth String (for more information, see Request Signature).
      When this feature is used by a sub-account, relevant permissions must be granted as instructed in Authorization Granularity Details.
      <ObjectKey> is the bucket object.

      Request headers

      This API only uses common request headers. For more information, see Common Request Headers.

      Request parameters

      The parameters are described as follows:
      Parameter
      Description
      Type
      Required
      ci-process
      Operation type, which is fixed at snapshot.
      String
      Yes
      time
      Screenshot time point in seconds.
      float
      Yes
      width
      Screenshot width. Default value: 0.
      Int
      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.
      Int
      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

      Request body

      This request does not have a request body.

      Response

      Response headers

      This response contains common response headers. For more information, see Common Response Headers.

      Response body

      The response body is the screenshot file content.

      Error codes

      There are no special error messages for this request operation. For common error messages, see Error Codes.

      Samples

      Request 1. GET request

      GET /for-test.mp4?ci-process=snapshot&time=1.5 HTTP/1.1
      Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
      Date: Fri, 10 Mar 2016 09:45:46 GMT
      Authorization: q-sign-algorithm=sha1&q-ak=AKIDWtTCBYjM5OwLB9CAwA1Qb2ThTSUjfG****-sign-time=1484213027;32557109027&q-key-time=1484213027;32557109027&q-header-list=host&q-url-param-list=acl&q-signature=dcc1eb2022b79cb2a780bf062d3a40e120b40652
      Content-Length: 0

      Request 2. Adding parameters to URL

      https://examplebucket-1250000000.cos.ap-beijing.myqcloud.com/for-test.mp4?ci-process=snapshot&time=1.5&q-sign-algorithm=sha1&q-ak=AKID********************************&q-sign-time=1650425932;1650433132&q-key-time=1650425932;1650433132&q-header-list=&q-url-param-list=&q-signature=********404b08ea7f7b8f803961bedd5
      

      Response

      HTTP/1.1 200 OK
      Content-Type: image/jpeg
      Content-Length: 266005
      Connection: keep-alive
      Date: Fri, 10 Mar 2016 09:45:46 GMT
      Server: tencent-ci
      x-cos-request-id: NTg3NzRiMjVfYmRjMzVfMTViMl82ZGZmNw==
      
      
      
      <Image content>
      
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