Add the ability to disable OSD for the MJPEG stream

[reloadman]

Problem: OSD doesn't scale on MJPEG stream.
Suggestion: Add the ability to disable OSD on the MJPEG stream

video0:
  enabled: true
  codec: h264
  fps: 25
  bitrate: 2048
  rcMode: vbr
  gopSize: 2
  profile: high
  size: 1920x1080
  sliceUnits: 0
video1:
  enabled: false
  codec: h264
  size: 704x576
  fps: 15
jpeg:
  enabled: true
  qfactor: 70
  fps: 5
  rtsp: false
  size: 512x288
osd:
  enabled: true
  font: /usr/share/fonts/truetype/UbuntuMono-Regular.ttf
  template: '%d.%m.%Y %H:%M:%S'
  posX: 16
  posY: 16
  size: 1.0

RSTP stream picture:

MJPEG stream picture:

chip:
  vendor: SigmaStar
  model: SSC33X
  family: infinity6b0
  id: F81EA8D4884B
  tag: "MVX1##I6gf74c9b5CMN_ROM######XVM �\u0002"
board:
  vendor: OpenIPC
  version: 2.5.11.28
ethernet:
  mac: "fa:41:28:45:e4:6a"
rom:
- type: nor
  block: 64K
  partitions:
    - name: boot
      size: 0x40000
      sha1: d3e5a2dd
    - name: env
      size: 0x10000
      sha1: 3d78de3c
      contains:
        - name: uboot-env
          offset: 0x0
    - name: kernel
      size: 0x200000
      sha1: ef5da3f1
    - name: rootfs
      size: 0x500000
      sha1: 94b46061
    - name: rootfs_data
      size: 0x8b0000
      path: /overlay,jffs2,rw
  size: 16M
ram:
  total: 128M
  media: 70M
firmware:
  u-boot: "2015.01 (Oct 27 2024 - 16:59:11)"
  kernel: "4.9.84 (PREEMPT Fri Nov 28 03:50:47 UTC 2025)"
  toolchain: buildroot-gcc-13.3.0
  main-app: majestic

[flyrouter]

Good afternoon
Thank you for your feedback.
We will review it shortly.

[flyrouter]

Done.
Please check ".jpeg.osd false" option in config