You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: api_op_UpdateMediaPipelineKinesisVideoStreamPool.go
    path of file: ./repos/aws-sdk-go-v2/service/chimesdkmediapipelines
    
    the code of the file until where you have to start completion: // Code generated by smithy-go-codegen DO NOT EDIT.

package chimesdkmediapipelines

import (
	"context"
	"fmt"
	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
	"github.com/aws/aws-sdk-go-v2/service/chimesdkmediapipelines/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Updates an Kinesis video stream pool in a media pipeline.
func (c *Client) UpdateMediaPipelineKinesisVideoStreamPool(ctx context.Context, params *UpdateMediaPipelineKinesisVideoStreamPoolInput, optFns ...func(*Options)) (*UpdateMediaPipelineKinesisVideoStreamPoolOutput, error) {
	if params == nil {
		params = &UpdateMediaPipelineKinesisVideoStreamPoolInput{}
	}

	result, metadata, err := c.invokeOperation(ctx, "UpdateMediaPipelineKinesisVideoStreamPool", params, optFns, c.addOperationUpdateMediaPipelineKinesisVideoStreamPoolMiddlewares)
	if err != nil {
		return nil, err
	}

	out := result.(*UpdateMediaPipelineKinesisVideoStreamPoolOutput)
	out.ResultMetadata = metadata
	return out, nil
}

type UpdateMediaPipelineKinesisVideoStreamPoolInput struct {

	// The ID of the video stream pool.
	//
	// This member is required.
	Identifier *string

	// The configuration settings for the video stream.
	StreamConfiguration *types.KinesisVideoStreamConfigurationUpdate

	noSmithyDocumentSerde
}

type UpdateMediaPipelineKinesisVideoStreamPoolOutput struct {

	// The video stream pool configuration object.
	KinesisVideoStreamPoolConfiguration *types.KinesisVideoStreamPoolConfiguration

	// Metadata pertaining to the operation's result.
	ResultMetadata middleware.Metadata

	noSmithyDocumentSerde
}

func (c *Client) addOperationUpdateMediaPipelineKinesisVideoStreamPoolMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpUpdateMediaPipelineKinesisVideoStreamPool{}, middleware.After)
	i
    
func (c *Client) addOperationUpdateMediaPipelineKinesisVideoStreamPoolMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpUpdateMediaPipelineKinesisVideoStreamPool{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpUpdateMediaPipelineKinesisVideoStreamPool{}, middleware.After)
	if err != nil {
		return err
	}
	if err := addProtocolFinalizerMiddlewares(stack, options, "UpdateMediaPipelineKinesisVideoStreamPool"); 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 = addClientRequestID(stack); err != nil {
		return err
	}
	if err = addComputeContentLength(stack); err != nil {
		return err
	}
	if err = addResolveEndpointMiddleware(stack, options); err != nil {
		return err
	}
	if err = addComputePayloadSHA256(stack); err != nil {
		return err
	}
	if err = addRetry(stack, options); err != nil {
		return err
	}
	if err = addRawResponseToMetadata(stack); err != nil {
		return err
	}
	if err = 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 = addOpUpdateMediaPipelineKinesisVideoStreamPoolValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opUpdateMediaPipelineKinesisVideoStreamPool(options.Region), middleware.Before); err != nil {
		return err
	}
	if err = 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
}