Feature | Description | Use Cases |
Face recognition | Recognizes faces in video images. | Marks where celebrities appear in video images Checks for particular people in video images |
Full speech recognition | Recognizes all words that occur in speech | Generates subtitles for speech content Performs data analysis on video speech content |
Full text recognition | Recognizes all text that occurs in video images | Performs data analysis on text in video images |
Speech keyword recognition | Recognizes keywords in speech | Checks for sensitive words in speech Retrieves specific keywords in speech |
Text keyword recognition | Recognizes keywords in video images | Checks for sensitive words in video images Retrieves specific keywords in video images |
Opening and closing segment recognition | Recognizes opening and closing segments in videos | Marks the positions of the opening segment, and closing segment, and feature presentation in the progress bar Removes the opening and closing segments of multiple videos at a time |
Recognition Type | Public Library | Custom Library |
Face recognition | Supported. The library includes celebrities in the sports and entertainment industries, as well as other people. | |
Speech recognition | Not supported yet | |
Text recognition | Not supported yet |
Definition
in the request parameter AiRecognitionTask
to the ID of the audio/video content recognition template.MediaProcessTask.AiRecognitionTask
), and use it to process videos in the console.MediaProcessTask.AiRecognitionTask
). When calling ApplyUpload, set the parameter procedure
to the task flow.MediaProcessTask.AiRecognitionTask
). When generating a signature for upload, set the parameter procedure
to the task flow.MediaProcessTask.AiRecognitionTask
). When uploading videos via the console, select Auto-processing after upload and choose the task flow.{"EventType":"ProcedureStateChanged","ProcedureStateChangeEvent":{"TaskId":"1400155958-Procedure-2e1af2456351812be963e309cc133403t0","Status":"FINISH","FileId":"5285890784363430543","FileName":"Collection","FileUrl":"http://1400155958.vod2.myqcloud.com/xxx/xxx/aHjWUx5Xo1EA.mp4","MetaData":{"AudioDuration":243,"AudioStreamSet":[{"Bitrate":125599,"Codec":"aac","SamplingRate":48000}],"Bitrate":1459299,"Container":"mov,mp4,m4a,3gp,3g2,mj2","Duration":243,"Height":1080,"Rotate":0,"Size":44583593,"VideoDuration":243,"VideoStreamSet":[{"Bitrate":1333700,"Codec":"h264","Fps":29,"Height":1080,"Width":1920}],"Width":1920},"AiRecognitionResultSet":[{"Type":"FaceRecognition","FaceRecognitionTask":{"Status":"SUCCESS","ErrCode":0,"Message":"","Input":{"Definition":10},"Output":{"ResultSet":[{"Id":183213,"Type":"Default","Name":"John Smith","SegmentSet":[{"StartTimeOffset":10,"EndTimeOffset":12,"Confidence":97,"AreaCoordSet":[830,783,1030,599]},{"StartTimeOffset":12,"EndTimeOffset":14,"Confidence":97,"AreaCoordSet":[844,791,1040,614]}]},{"Id":236099,"Type":"Default","Name":"Jane Smith","SegmentSet":[{"StartTimeOffset":120,"EndTimeOffset":122,"Confidence":96,"AreaCoordSet":[579,903,812,730]}]}]}}}],"TasksPriority":0,"TasksNotifyMode":""}}
ProcedureStateChangeEvent.AiRecognitionResultSet
contains the result of face recognition (Type
is FaceRecognition
).Output.ResultSet
, two people are recognized: John Smith
and Jane Smith
. SegmentSet
indicates when (from StartTimeOffset
to EndTimeOffset
) and where (coordinates specified by AreaCoordSet
) the two people appear in the video.
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