ArtiLED Video Processor API v1.0
=================================

Base URL: http://<video-ip>/api/
Authentication: Token parameter (GET or POST)
Response format: JSON { success, error, error_text, execution_time, data }


/api/video — Video Processor Commands
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GET /api/video?token=<token>
  Returns current video processor state.
  Response data: { input, switch, input_count }

POST /api/video?token=<token>&data=<json>
  Control video processor.

  Switch input:
    data: {"input": 1}        Input 1
    data: {"input": 2}        Input 2
    data: {"input": 3}        Input 3
    data: {"input": 4}        Input 4

  Response data: { input, action: "switch" }


/api/hdmi — HDMI Processor (DIVA) Commands
============================================

GET /api/hdmi?token=<token>
  Returns current HDMI processor state.
  Response data: { enabled, input, hdr, osd, autosw, audio,
                   audio_mute0, audio_mute1, oled, oledrev,
                   oledrot, oledfade }

POST /api/hdmi?token=<token>&data=<json>
  Control HDMI processor. Multiple commands can be sent in one request.

  Input switching:
    data: {"input": 1}        HDMI Input 1
    data: {"input": 2}        HDMI Input 2
    data: {"input": 3}        HDMI Input 3
    data: {"input": 4}        HDMI Input 4

  HDR profile:
    data: {"hdr": 0}          HDR Off
    data: {"hdr": 1}          HDR Profile 1
    ...
    data: {"hdr": 14}         HDR Profile 14

  OSD (On-Screen Display):
    data: {"osd": 1}          OSD On
    data: {"osd": 0}          OSD Off

  Auto switch:
    data: {"autosw": 1}       Auto-switch On
    data: {"autosw": 0}       Auto-switch Off

  Audio profile:
    data: {"audio": 0}        Full
    data: {"audio": 1}        Native
    data: {"audio": 2}        5.1
    data: {"audio": 3}        Stereo
    data: {"audio": 4}        TX1

  Audio mute TX0:
    data: {"audio_mute0": 1}  Mute TX0 On
    data: {"audio_mute0": 0}  Mute TX0 Off

  Audio mute TX1:
    data: {"audio_mute1": 1}  Mute TX1 On
    data: {"audio_mute1": 0}  Mute TX1 Off

  OLED display:
    data: {"oled": 1}         OLED On
    data: {"oled": 0}         OLED Off

  Reboot:
    data: {"reboot": 1}       Reboot HDMI processor

  Combined example:
    data: {"input": 2, "hdr": 7, "osd": 0}
    Switches to input 2, sets HDR profile 7, turns OSD off.

  Response data: { input: 2, hdr: 7, osd: 0 }


Error Codes
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  0 = No error
  2 = Token Invalid
  3 = Incomplete Data
  4 = Invalid Data