File

The ID of the Alibaba Cloud account.

The project name. For more information, see Create a project.

The dataset name. For more information, see Create a dataset.

The type of the object. The value is always file.

The unique ID of the object.

The time when the metadata was last updated. The time is in the RFC3339Nano format.

The time when the metadata was created. The time is in the RFC3339Nano format.

The address of the file.

An OSS URI must be in the oss://${Bucket}/${Object} format, where ${Bucket} is the name of the bucket in the same region as the current project and ${Object} is the full path to the object, including the file extension.

A PDS URI must be in the pds://domains/${domain}/drives/${drive}/files/${file}/revisions/${revision} format.

The URI of the OSS file. This parameter is returned only if the URI is a PDS address.

The name of the file. For an OSS object, this parameter is the ObjectKey.

The media type of the file.

The content type of the file (MIME type).

The size of the file, in bytes.

The hash of the file.

The time when the file was last modified. The time is in the RFC3339Nano format.

The time when the file was created. The time is in the RFC3339Nano format.

The time when the file was last accessed. The time is in the RFC3339Nano format.

The time when the photo was taken.

The GPS latitude and longitude.

The timezone.

A reserved parameter.

The rotation value of the image, read from its EXIF data.

This parameter is returned only if this value is available in the EXIF data.

The number of figures.

The title of the file.

The width of the image, in pixels (px).

The height of the image, in pixels (px).

The original EXIF information of the image, stored as a serialized JSON object. For more information, see Obtain image information.

The image score information, detected by an AI model.

The width of the video, in pixels (px).

The height of the video, in pixels (px).

The artist.

The album artist.

The composer.

The performer.

The language in BCP 47 format.

The album.

The number of pages.

An ETag is generated when an object is created. The ETag identifies the content of an object.

The web cache behavior that the browser should use when the object is downloaded.

This parameter is returned only if the Cache-Control HTTP header is set for the OSS object. For more information, see Manage object metadata.

The name of the object when it is downloaded.

This parameter is returned only if the Content-Disposition HTTP header is set for the OSS object. For more information, see Manage object metadata.

The content encoding format of the object when it is downloaded.

This parameter is returned only if the Content-Encoding HTTP header is set for the OSS object. For more information, see Manage object metadata.

The language of the object content.

This parameter is returned only if the Content-Language HTTP header is set for the OSS object. For more information, see Manage object metadata.

The allowed origins for cross-origin requests.

The allowed methods for the cross-origin request.

The encryption algorithm used for server-side encryption with customer-provided keys.

The server-side encryption method.

This parameter is returned only if server-side encryption is enabled for the bucket. For more information, see Server-side encryption.

The encryption algorithm of the object.

This parameter is returned only if server-side encryption is enabled for the bucket. For more information, see Server-side encryption.

The ID of the customer master key (CMK) that is managed by KMS.

This parameter is returned only if server-side encryption is enabled for the bucket. For more information, see Server-side encryption.

The storage class of the OSS object.

The CRC-64 value of the object.

The access control list (ACL) of the OSS object.

The MD5 hash of the object content.

The user-defined metadata of the OSS object.

This parameter is returned only if user-defined metadata is set for the OSS object. For more information, see Manage object metadata.

The number of tags on the OSS object.

This parameter is returned only if tags are set for the OSS object. For more information, see Object tagging.

The tags of the OSS object.

For more information, see Object tagging.

The expiration time of the OSS object.

This parameter is returned only if the Expires HTTP header is set for the OSS object. For more information, see Manage object metadata.

The version ID of the OSS object.

This parameter is returned only if versioning is enabled for the bucket. For more information, see Overview of versioning.

The OSS delete marker.

The type of the OSS object. A common value is Normal.

The custom ID of the file, which you can use to associate the file with an ID in your business system. When the file is indexed into a dataset, this ID is stored as a metadata attribute. We recommend using a globally unique value.

Custom key-value labels for the file. This parameter is optional and can be used to store business-specific data and to filter queries.

The number of media streams in the media container.

The number of programs in the media container.

The name of the media format.

The full name of the media format.

The start time of the first frame, in seconds.

The bitrate, in bit/s.

The total duration of the video, in seconds.

The text detected in the image.

The reason the file failed to be indexed.

File index status.

Summary and description of the file.