AbstractOpenAiCompatibleImageGenerationModel::prepareGenerateImageParams( WordPress\AiClient\Providers\OpenAiCompatibleImplementation\list<Message> $prompt ): WordPress\AiClient\Providers\OpenAiCompatibleImplementation\ImageGenerationParams

86    protected function prepareGenerateImageParams(array $prompt): array87    {88        $config = $this->getConfig();89        $params = ['model' => $this->metadata()->getId(), 'prompt' => $this->preparePromptParam($prompt)];90        $candidateCount = $config->getCandidateCount();91        if ($candidateCount !== null) {92            $params['n'] = $candidateCount;93        }94        $outputFileType = $config->getOutputFileType();95        if ($outputFileType !== null) {96            $params['response_format'] = $outputFileType->isRemote() ? 'url' : 'b64_json';97        } else {98            // The 'response_format' parameter is required, so we default to 'b64_json' if not set.99            $params['response_format'] = 'b64_json';100        }101        $outputMimeType = $config->getOutputMimeType();102        if ($outputMimeType !== null) {103            $params['output_format'] = preg_replace('/^image\//', '', $outputMimeType);104        }105        $outputMediaOrientation = $config->getOutputMediaOrientation();106        $outputMediaAspectRatio = $config->getOutputMediaAspectRatio();107        if ($outputMediaOrientation !== null || $outputMediaAspectRatio !== null) {108            $params['size'] = $this->prepareSizeParam($outputMediaOrientation, $outputMediaAspectRatio);109        }110        /*111         * Any custom options are added to the parameters as well.112         * This allows developers to pass other options that may be more niche or not yet supported by the SDK.113         */114        $customOptions = $config->getCustomOptions();115        foreach ($customOptions as $key => $value) {116            if (isset($params[$key])) {117                throw new InvalidArgumentException(sprintf('The custom option "%s" conflicts with an existing parameter.', $key));118            }119            $params[$key] = $value;120        }121        /** @var ImageGenerationParams $params */122        return $params;123    }