Help Center> Video On Demand> API Reference> Media file management> Queries media assets

Updated on 2024-03-01 GMT+08:00

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Queries media assets

Function

Queries media assets. Each record in the list contains the brief information of a media asset.

URI

GET /v1.0/{project_id}/asset/list

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
asset_id	No	Array	Media ID. A maximum of 10 media assets can be queried at a time.
status	No	Array	Media file status. Media files of different statuses are queried at a time. Possible values are: CREATING: The file is being uploaded. FAILED: Upload failed. CREATED: The file has been uploaded. PUBLISHED: The file has been published. TRANSCODING: The file is being transcoded. TRANSCODE_SUCCEED: Transcoding succeeded. TRANSCODE_FAILED: Transcoding failed. THUMBNAILING: The snapshot is being captured. THUMBNAIL_SUCCEED: The snapshot has been captured. THUMBNAIL_FAILED: Snapshot capturing failed. UN_REVIEW: The file has not been reviewed. REVIEWING: The file is being reviewed. REVIEW_SUSPICIOUS: The file failed the review and is to be manually reviewed. REVIEW_PASSED: The file has been approved. REVIEW_FAILED: The file failed the review. REVIEW_BLOCKED: The file has been blocked.
start_time	No	String	Start time The format is yyyymmddhhmmss. The value must be a UTC time irrelevant to the time zone.
end_time	No	String	End time The format is yyyymmddhhmmss. The value must be a UTC time irrelevant to the time zone.
category_id	No	Integer	Category ID
tags	No	String	Media asset tag. Each tag contains up to 16 characters and up to 16 tags are allowed. Use commas (,) to separate tags. The values are UTF-8-encoded.
query_string	No	String	String for fuzzy search in the media asset title, description, and category
media_type	No	Array	Format of the audio/video file. Files of up to 20 different formats can be queried. Possible values are: Video file formats: MP4, TS, MOV, MXF, MPG, FLV, WMV, AVI, M4V, F4V, and MPEG Audio file formats: MP3, OGG, WAV, WMA, APE, FLAC, AAC, AC3, MMF, AMR, M4A, M4R, WV, and MP2
page	No	Integer	Page number Default value: 0
size	No	Integer	Number of records on each page The value ranges from 1 to 100. Default value: 10

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	No	String	User token. This parameter is mandatory when token authentication is used. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is a token.
Authorization	No	String	Authentication information. This parameter is mandatory for AK/SK authentication.
X-Sdk-Date	No	String	Time when the request is sent. This parameter is mandatory for AK/SK authentication.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
total	Integer	Total number of media files > Currently, statistics about up to 20,000 media files can be collected. To query the total number of media files, submit a service ticket.
assets	Array of AssetSummary objects	Media asset list

**Table 5** AssetSummary
Parameter	Type	Description
asset_id	String	Media ID
title	String	Media asset title. The value is UTF-8-encoded and contains a maximum of 128 characters.
description	String	Media asset description. The value contains a maximum of 1024 characters.
duration	Integer	Media file duration Unit: second
duration_ms	Long	Video duration, in milliseconds.
size	Long	Media file size Unit: byte
original_url	String	Original streaming URL
category	String	Media asset category name
covers	Array of CoverInfo objects	Cover information
create_time	String	Time when the media file was created The format is yyyymmddhhmmss. The value must be a UTC time irrelevant to the time zone.
asset_status	String	Media file status Possible values are: CREATING: The file is being uploaded. FAILED: Upload failed. CREATED: The file has been uploaded. PUBLISHED: The file has been published. DELETED: The task has been deleted.
transcode_status	String	Transcoding status Possible values are: UN_TRANSCODE: The file is not transcoded. WAITING_TRANSCODE: The file is to be transcoded. TRANSCODING: The file is being transcoded. TRANSCODE_SUCCEED: Transcoding succeeded. TRANSCODE_FAILED: Transcoding failed.
thumbnail_status	String	Snapshot status Possible values are: UN_THUMBNAIL: No snapshot is captured. THUMBNAILING: The snapshot is being captured. THUMBNAIL_SUCCEED: The snapshot has been captured. THUMBNAIL_FAILED: Snapshot capturing failed.
review_status	String	Content review status Possible values are: UN_REVIEW: The file has not been reviewed. REVIEWING: The file is being reviewed. - REVIEW_SUSPICIOUS: The file needs to be manually reviewed. REVIEW_PASSED: The file has been approved. REVIEW_FAILED: The file is not approved. REVIEW_BLOCKED: The file has been blocked.
exec_desc	String	Execution description of media file tasks Example: asset_exec_desc: upload success: execution description of file upload tasks transcode_exec_desc: transcode success: execution description of transcoding tasks thumbnail_exec_desc: thumbnail failed: execution description of snapshot capturing tasks review_exec_desc: review pass: execution description of review tasks
media_type	String	Audio/Video file format Possible values are: Video file formats: MP4, TS, MOV, MXF, MPG, FLV, WMV, AVI, M4V, F4V, and MPEG Audio file formats: MP3, OGG, WAV, WMA, APE, FLAC, AAC, AC3, MMF, AMR, M4A, M4R, WV, and MP2

**Table 6** CoverInfo
Parameter	Type	Description
cover_url	String	URL for downloading the cover file

Status code: 400

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	Error code
error_msg	String	Error description

Example Requests

Queries media files.

GET https://{endpoint}/v1.0/{project_id}/asset/list

Example Responses

Status code: 200

The information is returned when the request succeeds.

{
  "total" : 1,
  "assets" : [ {
    "asset_id" : "67d1470893419bfcb9663103dd8a66ac",
    "title" : "video.mp4",
    "duration" : 60,
    "duration_ms" : 60000,
    "size" : 12881945,
    "category" : "Other",
    "covers" : [ {
      "cover_url" : "https://355.cdn-vod.huaweicloud.com/asset/67d1470893419bfcb9663103dd8a66ac/cover/Cover0.jpg"
    } ],
    "create_time" : "20190625020756",
    "asset_status" : "PUBLISHED",
    "transcode_status" : "TRANSCODE_SUCCEED",
    "thumbnail_status" : "UN_THUMBNAIL",
    "review_status" : "UN_REVIEW",
    "exec_desc" : "asset_exec_desc:Asset meta is\npublished;transcode_exec_desc:Transcode success;",
    "media_type" : "MP4"
  } ]
}

Status code: 400

The information is returned when the request fails.

{
  "error_code" : "VOD.10053",
  "error_msg" : "The request parameter is illegal, illegal field: {xx}."
}

Status Codes

Status Code	Description
200	The information is returned when the request succeeds.
400	The information is returned when the request fails.

Error Codes

See Error Codes.

Parent topic: Media file management

Previous topic: Queries details about a specified media asset

Next topic: Transcoding template management

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