test_pcon.py

#!/usr/bin/env python3
import socket
import time
from PIL import Image
import io
import struct

PROJECTOR_IP = "10.168.222.248"
ECON_PORT = 3620
PCON_PORT = 3621

# Headers basés sur le format ESC/VP.net qui a fonctionné
ECON_HEADER = b'ECON\x10\x03\x00\x00\x00\x00'
PCON_HEADER = b'PCON\x10\x03\x00\x00\x00\x00'

def test_econ():
    """Test du protocole ECON (contrôle) sur port 3620"""
    print("=== Test ECON (port 3620) ===\n")

    try:
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        sock.settimeout(5)
        sock.connect((PROJECTOR_IP, ECON_PORT))
        print("✓ Connecté au port 3620")

        # Essayer différentes commandes
        commands = [
            "CONNECT",
            "INIT",
            "START",
            "STATUS?",
        ]

        for cmd in commands:
            cmd_bytes = ECON_HEADER + cmd.encode('ascii') + b'\r'
            print(f"\nEnvoi: {repr(cmd)}")
            sock.send(cmd_bytes)

            time.sleep(0.3)
            sock.settimeout(1)
            try:
                response = sock.recv(1024)
                if response:
                    print(f"  ✓ Réponse: {response[:200]}")
                    return response  # Succès !
            except socket.timeout:
                print(f"  - Pas de réponse")

        sock.close()

    except Exception as e:
        print(f"✗ Erreur: {e}")

    return None

def test_pcon():
    """Test du protocole PCON (image transfer) sur port 3621"""
    print("\n\n=== Test PCON (port 3621) ===\n")

    try:
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        sock.settimeout(5)
        sock.connect((PROJECTOR_IP, PCON_PORT))
        print("✓ Connecté au port 3621")

        # Essayer d'initialiser la session
        init_commands = [
            "CONNECT",
            "INIT",
            "START",
            "READY?",
        ]

        for cmd in init_commands:
            cmd_bytes = PCON_HEADER + cmd.encode('ascii') + b'\r'
            print(f"\nEnvoi: {repr(cmd)}")
            sock.send(cmd_bytes)

            time.sleep(0.3)
            sock.settimeout(1)
            try:
                response = sock.recv(1024)
                if response:
                    print(f"  ✓ Réponse: {response[:200]}")

                    # Si on a une réponse positive, essayer d'envoyer une image
                    if b'OK' in response or b':' in response:
                        print("\n  Tentative d'envoi d'image...")

                        # Créer une petite image de test
                        img = Image.new('RGB', (640, 480), color=(255, 0, 0))
                        buffer = io.BytesIO()
                        img.save(buffer, format='JPEG', quality=70)
                        jpeg_data = buffer.getvalue()

                        # Envoyer avec un header de taille
                        image_packet = PCON_HEADER + struct.pack(">I", len(jpeg_data)) + jpeg_data
                        sock.send(image_packet)
                        print(f"  Image envoyée: {len(jpeg_data)} bytes")

                        time.sleep(0.5)
                        try:
                            resp2 = sock.recv(1024)
                            if resp2:
                                print(f"  ✓ Réponse à l'image: {resp2[:100]}")
                        except:
                            pass

                    return response

            except socket.timeout:
                print(f"  - Pas de réponse")

        sock.close()

    except Exception as e:
        print(f"✗ Erreur: {e}")

    return None

# Exécuter les tests
print("=" * 60)
print("  TEST DES PROTOCOLES ECON/PCON")
print("=" * 60)

econ_result = test_econ()
pcon_result = test_pcon()

print("\n" + "=" * 60)
print("RÉSUMÉ:")
print(f"  ECON (3620): {'✓ Réponse reçue' if econ_result else '✗ Pas de réponse'}")
print(f"  PCON (3621): {'✓ Réponse reçue' if pcon_result else '✗ Pas de réponse'}")
print("=" * 60)