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// Code generated by smithy-go-codegen DO NOT EDIT.
package rekognition
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/service/rekognition/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Starts asynchronous detection of text in a stored video. Amazon Rekognition
// Video can detect text in a video stored in an Amazon S3 bucket. Use Video to
// specify the bucket name and the filename of the video. StartTextDetection
// returns a job identifier ( JobId ) which you use to get the results of the
// operation. When text detection is finished, Amazon Rekognition Video publishes a
// completion status to the Amazon Simple Notification Service topic that you
// specify in NotificationChannel . To get the results of the text detection
// operation, first check that the status value published to the Amazon SNS topic
// is SUCCEEDED . if so, call GetTextDetection and pass the job identifier ( JobId
// ) from the initial call to StartTextDetection .
func (c *Client) StartTextDetection(ctx context.Context, params *StartTextDetectionInput, optFns ...func(*Options)) (*StartTextDetectionOutput, error) {
if params == nil {
params = &StartTextDetectionInput{}
}
result, metadata, err := c.invokeOperation(ctx, "StartTextDetection", params, optFns, c.addOperationStartTextDetectionMiddlewares)
if err != nil {
return nil, err
}
out := result.(*StartTextDetectionOutput)
out.ResultMetadata = metadata
return out, nil
}
type StartTextDetectionInput struct {
// Video file stored in an Amazon S3 bucket. Amazon Rekognition video start
// operations such as StartLabelDetection use Video to specify a video for
// analysis. The supported file formats are .mp4, .mov and .avi.
//
// This member is required.
Video *types.Video
// Idempotent token used to identify the start request. If you use the same token
// with multiple StartTextDetection requests, the same JobId is returned. Use
// ClientRequestToken to prevent the same job from being accidentaly started more
// than once.
ClientRequestToken *string
// Optional parameters that let you set criteria the text must meet to be included
// in your response.
Filters *types.StartTextDetectionFilters
// An identifier returned in the completion status published by your Amazon Simple
// Notification Service topic. For example, you can use JobTag to group related
// jobs and identify them in the completion notification.
JobTag *string
// The Amazon Simple Notification Service topic to which Amazon Rekognition
// publishes the completion status of a video analysis operation. For more
// information, see Calling Amazon Rekognition Video operations (https://docs.aws.amazon.com/rekognition/latest/dg/api-video.html)
// . Note that the Amazon SNS topic must have a topic name that begins with
// AmazonRekognition if you are using the AmazonRekognitionServiceRole permissions
// policy to access the topic. For more information, see Giving access to multiple
// Amazon SNS topics (https://docs.aws.amazon.com/rekognition/latest/dg/api-video-roles.html#api-video-roles-all-topics)
// .
NotificationChannel *types.NotificationChannel
noSmithyDocumentSerde
}
type StartTextDetectionOutput struct {
// Identifier for the text detection job. Use JobId to identify the job in a
// subsequent call to GetTextDetection .
JobId *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationStartTextDetectionMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson11_serializeOpStartTextDetection{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpStartTextDetection{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "StartTextDetection"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
return err
}
if err = addRetryMiddlewares(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpStartTextDetectionValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opStartTextDetection(options.Region), middleware.Before); err != nil {
return err
}
if err = awsmiddleware.AddRecursionDetection(stack); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
func newServiceMetadataMiddleware_opStartTextDetection(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "StartTextDetection",
}
}
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