DetectMediaMeta - Intelligent Media Management - Alibaba Cloud Documentation Center

Queries media metadata, including the media format and stream information.

Operation description

Before you call this operation, make sure that you are familiar with the billing of Intelligent Media Management (IMM).****
Make sure that the specified project exists in the current region. For more information, see Project management.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
imm:DetectMediaMeta	none	*Project `acs:imm:{#regionId}:{#accountId}:project/{#ProjectName}`	none	none

Request parameters

Parameter	Type	Required	Description	Example
ProjectName	string	No	The name of the project.	test-project
SourceURI	string	No	The URI of the media object in Object Storage Service (OSS). Specify the OSS URI 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 path of the object with the extension included.	oss://examplebucket/sampleobject.mp4
CredentialConfig	CredentialConfig	No	If you have no special requirements, leave this parameter empty. The configurations of authorization chains. For more information, see Use authorization chains to access resources of other entities.

Response parameters

Parameter	Type	Description	Example
	object
RequestId	string	The request ID.	2213B1A9-EB3D-4666-84E0-24980BC*****
Language	string	The language of the content. For more information, see the ISO 639-2 Alpha-3 codes for the representation of names of languages.	eng
Title	string	The title of the media object.	test
VideoStreams	array	The video streams.
VideoStreams	VideoStream	The information about the video stream.
AudioStreams	array	The audio streams.
AudioStreams	AudioStream	The information about the audio stream.
Subtitles	array	The subtitle streams.
Subtitles	SubtitleStream	The information about the subtitle stream.
StreamCount	long	The number of media streams.	2
ProgramCount	long	The number of programs.	2
FormatName	string	The abbreviated format name.	mov,mp4,m4a,3gp,3g2,mj2
FormatLongName	string	The full format name.	QuickTime / MOV
Size	long	The size of the media object. Unit: bytes.	25115517
StartTime	double	The initial playback time.	0.000000
Bitrate	long	The bitrate. Unit: bit/s.	13164131
Artist	string	The artist.	unable
AlbumArtist	string	The album artist.	unable
Composer	string	The composer.	unable
Performer	string	The performer.	unable
Album	string	The album.	unable
Duration	double	The total duration of the video. Unit: seconds.	15.263000
ProduceTime	string	The time of recording. For more information about the time formats, see the RFC3339 Nano standard.	2022-04-24T02:39:57Z
LatLong	string	The coordinate pair of the central point. The coordinate pair consists of latitude and longitude values. This parameter value must be in the "latitude,longitude" format. Valid values of the latitude: [-90,+90]. Valid values of the longitude: [-180,+180].	+120.029003,+30.283095
VideoWidth	long	The video width in pixels.	1080
VideoHeight	long	The video height in pixels.	1920
Addresses	array	The addresses. This parameter is returned only when address information is detected.
Addresses	Address	The address.

Examples

Sample success responses

JSONformat

{
  "RequestId": "2213B1A9-EB3D-4666-84E0-24980BC*****",
  "Language": "eng",
  "Title": "test",
  "VideoStreams": [
    {
      "Index": 0,
      "Language": "en",
      "CodecName": "h264",
      "CodecLongName": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
      "Profile": "High",
      "CodecTimeBase": "1373627/83160000",
      "CodecTagString": "avc1",
      "CodecTag": "0x31637661",
      "Width": 1280,
      "Height": 720,
      "HasBFrames": 2,
      "SampleAspectRatio": "1:1",
      "DisplayAspectRatio": "16:9",
      "PixelFormat": "yuv420p",
      "Level": 40,
      "FrameRate": "25/1",
      "AverageFrameRate": "25/1",
      "TimeBase": "1/12800",
      "StartTime": 0,
      "Duration": 22.88,
      "Bitrate": 5407765,
      "FrameCount": 572,
      "Rotate": "90",
      "BitDepth": 8,
      "ColorSpace": "bt709",
      "ColorRange": "tv",
      "ColorTransfer": "bt709",
      "ColorPrimaries": "bt709"
    }
  ],
  "AudioStreams": [
    {
      "Index": 1,
      "Language": "en",
      "CodecName": "aac",
      "CodecLongName": "AAC (Advanced Audio Coding)",
      "CodecTimeBase": "1/44100",
      "CodecTagString": "mp4a",
      "CodecTag": "0x6134706d",
      "TimeBase": "1/48000",
      "StartTime": 0.0235,
      "Duration": 3.690667,
      "Bitrate": 320087,
      "FrameCount": 173,
      "Lyric": "test",
      "SampleFormat": "fltp",
      "SampleRate": 48000,
      "Channels": 2,
      "ChannelLayout": "stereo"
    }
  ],
  "Subtitles": [
    {
      "Index": 2,
      "Language": "en",
      "CodecName": "mov_text",
      "CodecLongName": "MOV text",
      "CodecTagString": "tx3g",
      "CodecTag": "0x67337874",
      "StartTime": 0,
      "Duration": 71.378,
      "Bitrate": 74,
      "Content": "",
      "Width": 600,
      "Height": 30
    }
  ],
  "StreamCount": 2,
  "ProgramCount": 2,
  "FormatName": "mov,mp4,m4a,3gp,3g2,mj2",
  "FormatLongName": "QuickTime / MOV",
  "Size": 25115517,
  "StartTime": 0,
  "Bitrate": 13164131,
  "Artist": "unable",
  "AlbumArtist": "unable",
  "Composer": "unable",
  "Performer": "unable",
  "Album": "unable",
  "Duration": 15.263,
  "ProduceTime": "2022-04-24T02:39:57Z",
  "LatLong": "+120.029003,+30.283095",
  "VideoWidth": 1080,
  "VideoHeight": 1920,
  "Addresses": [
    {
      "Language": "zh-hans",
      "AddressLine": "",
      "Country": "",
      "Province": "",
      "City": "",
      "District": "",
      "Township": ""
    }
  ]
}

Error codes

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history