HIKVISION - DS-KD8003 Help / Support needed
<!-- You must use the issue template below -->

**Describe The Problem:**

HIKVISION DS-KD8003 - rstp stream not working in homekit but working in normal VLC player. I want to use copy setting without transcoding the stream from the KD8003. I do it on many cameras without a problem. 

Doorbell stream settings: 

![image](https://user-images.githubusercontent.com/72306272/230715434-274eb663-fb49-44ab-a800-6f959baf350c.png)

URL for stream and image are 100% correct. 
still image is working in homekit but video not
homebridge : 
```

{
    "name": "Camera FFmpeg",
    "cameras": [
        {
            "name": "Domofon",
            "manufacturer": "Hikvision",
            "videoConfig": {
                "source": "-re -i rtsp://________________@10.8.0.6:9005/Channels/1",
                "stillImageSource": "-i http://_______________@10.8.0.6:8005/ISAPI/Streaming/channels/1/picture",
                "maxStreams": 2,
                "maxWidth": 0,
                "maxHeight": 0,
                "maxFPS": 0,
                "vcodec": "copy",
                "debug": true
            }
        }
    ],
    "platform": "Camera-ffmpeg"
}
```
Snapshot is fetching nicly and its visible in homekit app
```

[8.04.2023, 12:08:56] [Camera FFmpeg] [Domofon] Fetching snapshot took 1.538 seconds.
[8.04.2023, 12:08:56] [Camera FFmpeg] [Domofon] Sending snapshot: 1280 x 720
[8.04.2023, 12:08:56] [Camera FFmpeg] [Domofon] Resize command: /usr/lib/node_modules/homebridge-camera-ffmpeg/node_modules/ffmpeg-for-homebridge/ffmpeg -i pipe: -frames:v 1 -filter:v scale='min(1280,iw)':'min(720,ih)':force_original_aspect_ratio=decrease -f image2 -
```

Video 
```

[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] Video stream requested: 1280 x 720, 30 fps, 299 kbps
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] Starting video stream: native x native, native fps, ??? kbps
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] Stream command: /usr/lib/node_modules/homebridge-camera-ffmpeg/node_modules/ffmpeg-for-homebridge/ffmpeg -re -i rtsp://_______________@10.8.0.6:9005/Channels/1 -an -sn -dn -codec:v copy -pix_fmt yuv420p -color_range mpeg -f rawvideo -payload_type 99 -ssrc 16556614 -f rtp -srtp_out_suite AES_CM_128_HMAC_SHA1_80 -srtp_out_params KEKVks5GiRjrOTnTV6JNtTvssuxzav44ktT5X7Aa srtp://192.168.0.16:57493?rtcpport=57493&pkt_size=1316 -loglevel level+verbose -progress pipe:1
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info] ffmpeg version 5.0 Copyright (c) 2000-2022 the FFmpeg developers
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   built with gcc 6.3.0 (Raspbian 6.3.0-18+rpi1+deb9u1) 20170516
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   configuration: --pkgconfigdir=/build/workspace/lib/pkgconfig --prefix=/build/workspace --pkg-config-flags=--static --extra-cflags=-I/build/workspace/include --extra-ldflags=-L/build/workspace/lib --extra-libs='-lpthread -lm' --enable-static --disable-debug --disable-shared --disable-ffplay --disable-doc --enable-openssl --enable-gpl --enable-version3 --enable-nonfree --enable-pthreads --enable-libvpx --enable-libmp3lame --enable-libopus --enable-libtheora --enable-libvorbis --enable-libx264 --enable-runtime-cpudetect --enable-libfdk-aac --enable-avfilter --enable-libopencore_amrwb --enable-libopencore_amrnb --enable-filters --enable-decoder=h264 --enable-network --enable-protocol=tcp --enable-libspeex --enable-demuxer=rtsp --enable-omx-rpi --enable-mmal --enable-indev=alsa --enable-outdev=alsa
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libavutil      57. 17.100 / 57. 17.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libavcodec     59. 18.100 / 59. 18.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libavformat    59. 16.100 / 59. 16.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libavdevice    59.  4.100 / 59.  4.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libavfilter     8. 24.100 /  8. 24.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libswscale      6.  4.100 /  6.  4.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libswresample   4.  3.100 /  4.  3.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [info]   libpostproc    56.  3.100 / 56.  3.100
[8.04.2023, 12:09:58] [Camera FFmpeg] [Domofon] [tcp @ 0x3f1a170] [verbose] Starting connection attempt to 10.8.0.6 port 9005
[8.04.2023, 12:09:59] [Camera FFmpeg] [Domofon] [tcp @ 0x3f1a170] [verbose] Successfully connected to 10.8.0.6 port 9005
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [rtsp @ 0x3f17870] [verbose] SDP:
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] v=0
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] o=- 1680955777370744 1680955777370744 IN IP4 10.30.1.206
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] s=Media Presentation
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] e=NONE
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] b=AS:5100
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] t=0 0
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=control:rtsp://10.8.0.6:9005/Channels/1/
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] m=video 0 RTP/AVP 96
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] b=AS:5000
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=control:rtsp://10.8.0.6:9005/Channels/1/trackID=1
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=rtpmap:96 H264/90000
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=fmtp:96 profile-level-id=420029; packetization-mode=1; sprop-parameter-sets=
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] m=audio 0 RTP/AVP 0
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] b=AS:50
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=control:rtsp://10.8.0.6:9005/Channels/1/trackID=2
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=rtpmap:0 PCMU/8000
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=Media_header:MEDIAINFO=494D4B48010100000400010010710110401F0000000;
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] a=appversion:1.0
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] 
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [rtsp @ 0x3f17870] [warning] Missing PPS in sprop-parameter-sets, ignoring
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [udp @ 0x3f1dec0] [warning] attempted to set receive buffer to size 393216 but it only ended up set as 360448
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [udp @ 0x3f2e140] [warning] attempted to set receive buffer to size 393216 but it only ended up set as 360448
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [rtsp @ 0x3f17870] [verbose] setting jitter buffer size to 500
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [udp @ 0x3f3ee30] [warning] attempted to set receive buffer to size 393216 but it only ended up set as 360448
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [udp @ 0x3f4f180] [warning] attempted to set receive buffer to size 393216 but it only ended up set as 360448
[8.04.2023, 12:10:00] [Camera FFmpeg] [Domofon] [rtsp @ 0x3f17870] [verbose] setting jitter buffer size to 500
[8.04.2023, 12:10:29] [Camera FFmpeg] [Domofon] Stopped video stream.
[8.04.2023, 12:10:31] [Camera FFmpeg] [Domofon] FFmpeg exited with code: null and signal: SIGKILL (Forced)

```