Gets the segment detection results of a Amazon Rekognition Video analysis started by StartSegmentDetection
Gets the segment detection results of a Amazon Rekognition Video
analysis started by
start_segment_detection
.
Segment detection with Amazon Rekognition Video is an asynchronous
operation. You start segment detection by calling
start_segment_detection
which
returns a job identifier (JobId
). When the segment detection operation
finishes, Amazon Rekognition publishes a completion status to the Amazon
Simple Notification Service topic registered in the initial call to
start_segment_detection
. To get
the results of the segment detection operation, first check that the
status value published to the Amazon SNS topic is SUCCEEDED
. if so,
call get_segment_detection
and
pass the job identifier (JobId
) from the initial call of
start_segment_detection
.
get_segment_detection
returns
detected segments in an array (Segments
) of SegmentDetection objects.
Segments
is sorted by the segment types specified in the
SegmentTypes
input parameter of
start_segment_detection
. Each
element of the array includes the detected segment, the precentage
confidence in the acuracy of the detected segment, the type of the
segment, and the frame in which the segment was detected.
Use SelectedSegmentTypes
to find out the type of segment detection
requested in the call to
start_segment_detection
.
Use the MaxResults
parameter to limit the number of segment detections
returned. If there are more results than specified in MaxResults
, the
value of NextToken
in the operation response contains a pagination
token for getting the next set of results. To get the next page of
results, call
get_segment_detection
and
populate the NextToken
request parameter with the token value returned
from the previous call to
get_segment_detection
.
For more information, see Detecting Video Segments in Stored Video in the Amazon Rekognition Developer Guide.
rekognition_get_segment_detection(JobId, MaxResults, NextToken)
JobId |
[required] Job identifier for the text detection operation for which you want
results returned. You get the job identifer from an initial call to
|
MaxResults |
Maximum number of results to return per paginated call. The largest value you can specify is 1000. |
NextToken |
If the response is truncated, Amazon Rekognition Video returns this token that you can use in the subsequent request to retrieve the next set of text. |
A list with the following syntax:
list( JobStatus = "IN_PROGRESS"|"SUCCEEDED"|"FAILED", StatusMessage = "string", VideoMetadata = list( list( Codec = "string", DurationMillis = 123, Format = "string", FrameRate = 123.0, FrameHeight = 123, FrameWidth = 123 ) ), AudioMetadata = list( list( Codec = "string", DurationMillis = 123, SampleRate = 123, NumberOfChannels = 123 ) ), NextToken = "string", Segments = list( list( Type = "TECHNICAL_CUE"|"SHOT", StartTimestampMillis = 123, EndTimestampMillis = 123, DurationMillis = 123, StartTimecodeSMPTE = "string", EndTimecodeSMPTE = "string", DurationSMPTE = "string", TechnicalCueSegment = list( Type = "ColorBars"|"EndCredits"|"BlackFrames", Confidence = 123.0 ), ShotSegment = list( Index = 123, Confidence = 123.0 ) ) ), SelectedSegmentTypes = list( list( Type = "TECHNICAL_CUE"|"SHOT", ModelVersion = "string" ) ) )
svc$get_segment_detection( JobId = "string", MaxResults = 123, NextToken = "string" )
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