Ang mga multi-modal na aplikasyon ay nagiging mas mahalaga sa AI, na nagbibigay-daan sa mas mayamang interaksyon at mas kumplikadong mga gawain. Ang Model Context Protocol (MCP) ay nagbibigay ng balangkas para sa pagbuo ng mga multi-modal na aplikasyon na kayang humawak ng iba't ibang uri ng data, tulad ng teksto, mga larawan, at audio.
Sinusuportahan ng MCP hindi lamang ang mga interaksyon na batay sa teksto kundi pati na rin ang mga kakayahan ng multi-modal, na nagpapahintulot sa mga modelo na magtrabaho gamit ang mga larawan, audio, at iba pang uri ng data.
Sa araling ito, matututuhan mo kung paano bumuo ng isang multi-modal na aplikasyon.
Sa pagtatapos ng araling ito, magagawa mong:
- Maunawaan ang mga pagpipilian sa multi-modal
- Magpatupad ng isang multi-modal na app.
Karaniwang kinabibilangan ang mga implementasyon ng multi-modal MCP ng:
- Modal-Specific Parsers: Mga bahagi na nagko-convert ng iba't ibang uri ng media sa mga format na kayang iproseso ng modelo.
- Modal-Specific Tools: Mga espesyal na kasangkapan na idinisenyo para hawakan ang partikular na mga modality (pagsusuri ng larawan, pagproseso ng audio)
- Unified Context Management: Sistema para mapanatili ang konteksto sa iba't ibang modality
- Response Generation: Kakayahang gumawa ng mga tugon na maaaring magsama ng maraming modality.
Sa sumusunod na halimbawa, susuriin natin ang isang larawan at kukunin ang impormasyon mula dito.
using ModelContextProtocol.SDK.Server;
using ModelContextProtocol.SDK.Server.Tools;
using ModelContextProtocol.SDK.Server.Content;
using System.Text.Json;
using System.IO;
using System.Threading.Tasks;
using System.Collections.Generic;
namespace MultiModalMcpExample
{
// Tool for image analysis
public class ImageAnalysisTool : ITool
{
private readonly IImageAnalysisService _imageService;
public ImageAnalysisTool(IImageAnalysisService imageService)
{
_imageService = imageService;
}
public string Name => "imageAnalysis";
public string Description => "Analyzes image content and extracts information";
public ToolDefinition GetDefinition()
{
return new ToolDefinition
{
Name = Name,
Description = Description,
Parameters = new Dictionary<string, ParameterDefinition>
{
["imageUrl"] = new ParameterDefinition
{
Type = ParameterType.String,
Description = "URL to the image to analyze"
},
["analysisType"] = new ParameterDefinition
{
Type = ParameterType.String,
Description = "Type of analysis to perform",
Enum = new[] { "general", "objects", "text", "faces" },
Default = "general"
}
},
Required = new[] { "imageUrl" }
};
}
public async Task<ToolResponse> ExecuteAsync(IDictionary<string, object> parameters)
{
// Extract parameters
string imageUrl = parameters["imageUrl"].ToString();
string analysisType = parameters.ContainsKey("analysisType")
? parameters["analysisType"].ToString()
: "general";
// Download or access the image
byte[] imageData = await DownloadImageAsync(imageUrl);
// Analyze based on the requested analysis type
var analysisResult = analysisType switch
{
"objects" => await _imageService.DetectObjectsAsync(imageData), "text" => await _imageService.RecognizeTextAsync(imageData),
"faces" => await _imageService.DetectFacesAsync(imageData),
_ => await _imageService.AnalyzeGeneralAsync(imageData) // Default general analysis
};
// Return structured result as a ToolResponse
// Format follows the MCP specification for content structure
var content = new List<ContentItem>
{
new ContentItem
{
Type = ContentType.Text,
Text = JsonSerializer.Serialize(analysisResult)
}
};
return new ToolResponse
{
Content = content,
IsError = false
};
}
private async Task<byte[]> DownloadImageAsync(string url)
{
using var httpClient = new HttpClient();
return await httpClient.GetByteArrayAsync(url);
}
}
// Multi-modal MCP server with image and text processing
public class MultiModalMcpServer
{
public static async Task Main(string[] args)
{
// Create an MCP server
var server = new McpServer(
name: "Multi-Modal MCP Server",
version: "1.0.0"
);
// Configure server for multi-modal support
var serverOptions = new McpServerOptions
{
MaxRequestSize = 10 * 1024 * 1024, // 10MB for larger payloads like images
SupportedContentTypes = new[]
{
"image/jpeg",
"image/png",
"text/plain",
"application/json"
}
};
// Create image analysis service
var imageService = new ComputerVisionService();
// Register image analysis tools
server.AddTool(new ImageAnalysisTool(imageService));
// Register a text-to-image tool
services.AddMcpTool<TextAnalysisTool>();
services.AddMcpTool<ImageAnalysisTool>();
services.AddMcpTool<DocumentGenerationTool>(); // Tool that can generate documents with text and images
}
}
}Sa naunang halimbawa, tayo ay:
- Nilikha ang
ImageAnalysisToolna kayang magsuri ng mga larawan gamit ang isang hypothetical naIImageAnalysisService. - Inayos ang MCP server upang hawakan ang mas malalaking kahilingan at suportahan ang mga uri ng nilalaman na larawan.
- Inirehistro ang tool sa pagsusuri ng larawan sa server.
- Ipinalaganap ang isang paraan upang mag-download ng mga larawan mula sa URL at suriin ang mga ito base sa hinihinging uri (mga bagay, teksto, mukha, atbp.).
- Nagbalik ng mga istrukturadong resulta sa format na sumusunod sa MCP specification.
Ang pagproseso ng audio ay isa pang karaniwang modality sa mga multi-modal na aplikasyon. Narito ang isang halimbawa kung paano magpatupad ng isang tool para sa transkripsyon ng audio na kayang humawak ng mga audio file at magbalik ng mga transkripsyon.
package com.example.mcp.multimodal;
import com.mcp.server.McpServer;
import com.mcp.tools.Tool;
import com.mcp.tools.ToolRequest;
import com.mcp.tools.ToolResponse;
import com.mcp.tools.ToolExecutionException;
import com.example.audio.AudioProcessor;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;
// Audio transcription tool
public class AudioTranscriptionTool implements Tool {
private final AudioProcessor audioProcessor;
public AudioTranscriptionTool(AudioProcessor audioProcessor) {
this.audioProcessor = audioProcessor;
}
@Override
public String getName() {
return "audioTranscription";
}
@Override
public String getDescription() {
return "Transcribes speech from audio files to text";
}
@Override
public Object getSchema() {
Map<String, Object> schema = new HashMap<>();
schema.put("type", "object");
Map<String, Object> properties = new HashMap<>();
Map<String, Object> audioUrl = new HashMap<>();
audioUrl.put("type", "string");
audioUrl.put("description", "URL to the audio file to transcribe");
Map<String, Object> audioData = new HashMap<>();
audioData.put("type", "string");
audioData.put("description", "Base64-encoded audio data (alternative to URL)");
Map<String, Object> language = new HashMap<>();
language.put("type", "string");
language.put("description", "Language code (e.g., 'en-US', 'es-ES')");
language.put("default", "en-US");
properties.put("audioUrl", audioUrl);
properties.put("audioData", audioData);
properties.put("language", language);
schema.put("properties", properties);
schema.put("required", Arrays.asList("audioUrl"));
return schema;
}
@Override
public ToolResponse execute(ToolRequest request) {
try {
byte[] audioData;
String language = request.getParameters().has("language") ?
request.getParameters().get("language").asText() : "en-US";
// Get audio either from URL or direct data
if (request.getParameters().has("audioUrl")) {
String audioUrl = request.getParameters().get("audioUrl").asText();
audioData = downloadAudio(audioUrl);
} else if (request.getParameters().has("audioData")) {
String base64Audio = request.getParameters().get("audioData").asText();
audioData = Base64.getDecoder().decode(base64Audio);
} else {
throw new ToolExecutionException("Either audioUrl or audioData must be provided");
}
// Process audio and transcribe
Map<String, Object> transcriptionResult = audioProcessor.transcribe(audioData, language);
// Return transcription result
return new ToolResponse.Builder()
.setResult(transcriptionResult)
.build();
} catch (Exception ex) {
throw new ToolExecutionException("Audio transcription failed: " + ex.getMessage(), ex);
}
}
private byte[] downloadAudio(String url) {
// Implementation for downloading audio from URL
// ...
return new byte[0]; // Placeholder
}
}
// Main application with audio and other modalities
public class MultiModalApplication {
public static void main(String[] args) {
// Configure services
AudioProcessor audioProcessor = new AudioProcessor();
ImageProcessor imageProcessor = new ImageProcessor();
// Create and configure server
McpServer server = new McpServer.Builder()
.setName("Multi-Modal MCP Server")
.setVersion("1.0.0")
.setPort(5000)
.setMaxRequestSize(20 * 1024 * 1024) // 20MB for audio/video content
.build();
// Register multi-modal tools
server.registerTool(new AudioTranscriptionTool(audioProcessor));
server.registerTool(new ImageAnalysisTool(imageProcessor));
server.registerTool(new VideoProcessingTool());
// Start server
server.start();
System.out.println("Multi-Modal MCP Server started on port 5000");
}
}Sa naunang halimbawa, tayo ay:
- Nilikha ang
AudioTranscriptionToolna kayang mag-transcribe ng mga audio file. - Tinukoy ang schema ng tool upang tumanggap ng alinman sa URL o base64-encoded na audio data.
- Ipinalaganap ang
executemethod upang hawakan ang pagproseso ng audio at transkripsyon. - Inayos ang MCP server upang suportahan ang mga multi-modal na kahilingan, kabilang ang pagproseso ng audio at larawan.
- Inirehistro ang tool sa transkripsyon ng audio sa server.
- Ipinalaganap ang isang paraan upang mag-download ng mga audio file mula sa URL o i-decode ang base64 na audio data.
- Gumamit ng
AudioProcessorservice upang hawakan ang aktwal na lohika ng transkripsyon. - Sinimulan ang MCP server upang makinig sa mga kahilingan.
from mcp_server import McpServer
from mcp_tools import Tool, ToolRequest, ToolResponse, ToolExecutionException
import base64
from PIL import Image
import io
import requests
import json
from typing import Dict, Any, List, Optional
# Image generation tool
class ImageGenerationTool(Tool):
def get_name(self):
return "imageGeneration"
def get_description(self):
return "Generates images based on text descriptions"
def get_schema(self):
return {
"type": "object",
"properties": {
"prompt": {
"type": "string",
"description": "Text description of the image to generate"
},
"style": {
"type": "string",
"enum": ["realistic", "artistic", "cartoon", "sketch"],
"default": "realistic"
},
"width": {
"type": "integer",
"default": 512
},
"height": {
"type": "integer",
"default": 512
}
},
"required": ["prompt"]
}
async def execute_async(self, request: ToolRequest) -> ToolResponse:
try:
# Extract parameters
prompt = request.parameters.get("prompt")
style = request.parameters.get("style", "realistic")
width = request.parameters.get("width", 512)
height = request.parameters.get("height", 512)
# Generate image using external service (example implementation)
image_data = await self._generate_image(prompt, style, width, height)
# Convert image to base64 for response
buffered = io.BytesIO()
image_data.save(buffered, format="PNG")
img_str = base64.b64encode(buffered.getvalue()).decode()
# Return result with both the image and metadata
return ToolResponse(
result={
"imageBase64": img_str,
"format": "image/png",
"width": width,
"height": height,
"generationPrompt": prompt,
"style": style
}
)
except Exception as e:
raise ToolExecutionException(f"Image generation failed: {str(e)}")
async def _generate_image(self, prompt: str, style: str, width: int, height: int) -> Image.Image:
"""
This would call an actual image generation API
Simplified placeholder implementation
"""
# Return a placeholder image or call actual image generation API
# For this example, we'll create a simple colored image
image = Image.new('RGB', (width, height), color=(73, 109, 137))
return image
# Multi-modal response handler
class MultiModalResponseHandler:
"""Handler for creating responses that combine text, images, and other modalities"""
def __init__(self, mcp_client):
self.client = mcp_client
async def create_multi_modal_response(self,
text_content: str,
generate_images: bool = False,
image_prompts: Optional[List[str]] = None) -> Dict[str, Any]:
"""
Creates a response that may include generated images alongside text
"""
response = {
"text": text_content,
"images": []
}
# Generate images if requested
if generate_images and image_prompts:
for prompt in image_prompts:
image_result = await self.client.execute_tool(
"imageGeneration",
{
"prompt": prompt,
"style": "realistic",
"width": 512,
"height": 512
}
)
response["images"].append({
"imageData": image_result.result["imageBase64"],
"format": image_result.result["format"],
"prompt": prompt
})
return response
# Main application
async def main():
# Create server
server = McpServer(
name="Multi-Modal MCP Server",
version="1.0.0",
port=5000
)
# Register multi-modal tools
server.register_tool(ImageGenerationTool())
server.register_tool(AudioAnalysisTool())
server.register_tool(VideoFrameExtractionTool())
# Start server
await server.start()
print("Multi-Modal MCP Server running on port 5000")
if __name__ == "__main__":
import asyncio
asyncio.run(main())Paalala:
Ang dokumentong ito ay isinalin gamit ang AI translation service na Co-op Translator. Bagamat nagsusumikap kami para sa katumpakan, pakatandaan na ang mga awtomatikong pagsasalin ay maaaring maglaman ng mga pagkakamali o di-tumpak na impormasyon. Ang orihinal na dokumento sa orihinal nitong wika ang dapat ituring na pangunahing sanggunian. Para sa mahahalagang impormasyon, inirerekomenda ang propesyonal na pagsasalin ng tao. Hindi kami mananagot sa anumang hindi pagkakaunawaan o maling interpretasyon na maaaring magmula sa paggamit ng pagsasaling ito.