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# Copyright (C) 2025-2026 Alain Bouchard
# SPDX-License-Identifier: Apache-2.0
import re
import json
from MatroxCCF import *
ndi_sender = '''
{
"id": "00000000-0202-4000-ab00-4d5458005056",
"version": "1730486252:892492983",
"label": "Net Stream NDI 0",
"description": "This is the Net Stream NDI 0",
"tags": {
"urn:x-nmos:tag:grouphint/v1.0": [
"NDI 0:MUX 0"
],
"urn:x-nmos:tag:transport:ndi:group": [
"Public"
]
},
"flow_id": "5530f937-0404-4000-ab00-4d5458005056",
"transport": "urn:x-matrox:transport:ndi",
"device_id": "00000000-0100-4000-ab00-4d5458005056",
"manifest_href": "http://127.0.0.1:5056/x-nmos/connection/v1.1/single/senders/00000000-0202-4000-ab00-4d5458005056/transportfile",
"interface_bindings": [
"lo"
],
"subscription": {
"receiver_id": null,
"active": true
},
"caps": {
"version": "1730485958:301503984",
"constraint_sets": [
{
"urn:x-nmos:cap:meta:label": "Native Mux constraints",
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-matrox:cap:format:audio_layers": {
"minimum": 1,
"maximum": 1
},
"urn:x-matrox:cap:format:data_layers": {
"minimum": 0,
"maximum": 0
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"application/ndi"
]
},
"urn:x-matrox:cap:format:video_layers": {
"minimum": 1,
"maximum": 1
}
},
{
"urn:x-nmos:cap:meta:label": "Native Video sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-nmos:cap:format:frame_width": {
"enum": [
1920
]
},
"urn:x-nmos:cap:format:frame_height": {
"enum": [
1080
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"4.1"
]
},
"urn:x-nmos:cap:format:interlace_mode": {
"enum": [
"progressive"
]
},
"urn:x-nmos:cap:format:colorspace": {
"enum": [
"BT709"
]
},
"urn:x-nmos:cap:format:transfer_characteristic": {
"enum": [
"SDR"
]
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/H264"
]
},
"urn:x-nmos:cap:format:color_sampling": {
"enum": [
"YCbCr-4:2:0"
]
},
"urn:x-nmos:cap:format:component_depth": {
"enum": [
8
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"High"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"enum": [
40000
]
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 60,
"denominator": 1
}
]
}
},
{
"urn:x-nmos:cap:meta:label": "Native Audio sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"AAC"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"2"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"enum": [
128
]
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
true
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/mpeg4-generic"
]
}
},
{
"urn:x-nmos:cap:meta:label": "Mux constraints",
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 1,
"urn:x-matrox:cap:format:data_layers": {
"minimum": 0,
"maximum": 0
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"application/ndi"
]
},
"urn:x-matrox:cap:format:video_layers": {
"minimum": 1,
"maximum": 1
},
"urn:x-matrox:cap:format:audio_layers": {
"minimum": 0,
"maximum": 1
}
},
{
"urn:x-nmos:cap:meta:label": "H.264 sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 1,
"urn:x-nmos:cap:format:frame_width": {
"enum": [
640,
1280,
1920
]
},
"urn:x-nmos:cap:format:color_sampling": {
"enum": [
"YCbCr-4:2:0"
]
},
"urn:x-nmos:cap:format:interlace_mode": {
"enum": [
"progressive"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"minimum": 30000,
"maximum": 2400000
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false,
true
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"3",
"3.1",
"3.2",
"4",
"4.1",
"4.2",
"5",
"5.1",
"5.2",
"6",
"6.1",
"6.2"
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/H264"
]
},
"urn:x-nmos:cap:format:frame_height": {
"enum": [
360,
720,
1080
]
},
"urn:x-nmos:cap:format:colorspace": {
"enum": [
"BT709",
"BT2020"
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"High10",
"High10Intra"
]
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 24,
"denominator": 1
},
{
"numerator": 60,
"denominator": 1
},
{
"numerator": 6000,
"denominator": 1001
},
{
"numerator": 30,
"denominator": 1
},
{
"numerator": 3000,
"denominator": 1001
}
]
},
"urn:x-nmos:cap:format:transfer_characteristic": {
"enum": [
"SDR"
]
},
"urn:x-nmos:cap:format:component_depth": {
"enum": [
8
]
}
},
{
"urn:x-nmos:cap:meta:label": "AAC stereo sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 1,
"urn:x-nmos:cap:format:profile": {
"enum": [
"Main",
"Natural",
"LowDelayAAC",
"LowDelayAACv2"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"1"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"maximum": 576
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false,
true
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/mpeg4-generic"
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2
]
}
},
{
"urn:x-nmos:cap:meta:label": "H.265 sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 0,
"urn:x-nmos:cap:format:component_depth": {
"enum": [
8,
10
]
},
"urn:x-nmos:cap:format:bit_rate": {
"minimum": 6000,
"maximum": 4000000
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false,
true
]
},
"urn:x-nmos:cap:format:interlace_mode": {
"enum": [
"progressive"
]
},
"urn:x-nmos:cap:format:frame_width": {
"enum": [
640,
1280,
1920
]
},
"urn:x-nmos:cap:format:transfer_characteristic": {
"enum": [
"SDR"
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/H265"
]
},
"urn:x-nmos:cap:format:frame_height": {
"enum": [
360,
720,
1080
]
},
"urn:x-nmos:cap:format:color_sampling": {
"enum": [
"YCbCr-4:2:0",
"YCbCr-4:4:4"
]
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 24,
"denominator": 1
},
{
"numerator": 60,
"denominator": 1
},
{
"numerator": 6000,
"denominator": 1001
},
{
"numerator": 30,
"denominator": 1
},
{
"numerator": 3000,
"denominator": 1001
}
]
},
"urn:x-nmos:cap:format:colorspace": {
"enum": [
"BT709",
"BT2020"
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"Main10",
"Main10-444",
"Main10Intra",
"Main10Intra-444"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"Main-3",
"Main-3.1",
"Main-4",
"High-4",
"Main-4.1",
"High-4.1",
"Main-5",
"High-5",
"Main-5.1",
"High-5.1",
"Main-5.2",
"High-5.2",
"Main-6",
"High-6",
"Main-6.1",
"High-6.1",
"Main-6.2",
"High-6.2"
]
}
},
{
"urn:x-nmos:cap:meta:label": "RAW sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 0,
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/raw"
]
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 24,
"denominator": 1
},
{
"numerator": 30,
"denominator": 1
},
{
"numerator": 3000,
"denominator": 1001
},
{
"numerator": 60,
"denominator": 1
},
{
"numerator": 6000,
"denominator": 1001
}
]
},
"urn:x-nmos:cap:format:frame_width": {
"enum": [
720,
1280,
1920,
3840
]
},
"urn:x-nmos:cap:format:frame_height": {
"enum": [
480,
720,
1080,
2160
]
},
"urn:x-nmos:cap:format:transfer_characteristic": {
"enum": [
"SDR"
]
},
"urn:x-nmos:cap:format:colorspace": {
"enum": [
"BT601",
"BT709",
"BT2020"
]
},
"urn:x-nmos:cap:format:color_sampling": {
"enum": [
"YCbCr-4:2:2"
]
},
"urn:x-nmos:cap:format:component_depth": {
"enum": [
8
]
},
"urn:x-nmos:cap:format:interlace_mode": {
"enum": [
"progressive"
]
}
},
{
"urn:x-nmos:cap:meta:label": "AAC multi-channels sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
1
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 0,
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2,
6
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"HighQuality",
"AAC",
"HighEfficiencyAAC",
"HighEfficiencyAACv2"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"4"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"maximum": 1728
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false,
true
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/mpeg4-generic"
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
}
},
{
"urn:x-nmos:cap:meta:label": "PCM sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 0,
"urn:x-nmos:cap:format:sample_depth": {
"enum": [
16,
24
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/L16",
"audio/L24"
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2,
6,
8
]
}
}
]
}
}
'''
mp2t_sender = '''
{
"id": "00000000-0203-4000-ab00-4d5458005057",
"version": "1730324051:669490368",
"label": "Net Stream MPEG2-TS 0",
"description": "This is the Net Stream MPEG2-TS 0",
"tags": {
"urn:x-nmos:tag:grouphint/v1.0": [
"RTP 0:MUX 0"
]
},
"flow_id": "6550e13d-0406-4000-ab00-4d5458005057",
"transport": "urn:x-nmos:transport:rtp.mcast",
"device_id": "00000000-0100-4000-ab00-4d5458005057",
"manifest_href": null,
"interface_bindings": [
"lo"
],
"subscription": {
"receiver_id": null,
"active": false
},
"caps": {
"version": "1730227257:141302953",
"constraint_sets": [
{
"urn:x-nmos:cap:meta:label": "Native Audio sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 1,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-nmos:cap:format:bit_rate": {
"enum": [
128
]
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
true
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/MP4A-ADTS"
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"AAC"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"2"
]
}
},
{
"urn:x-nmos:cap:meta:label": "Native Mux constraints",
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-matrox:cap:format:video_layers": {
"minimum": 1,
"maximum": 1
},
"urn:x-matrox:cap:format:audio_layers": {
"minimum": 2,
"maximum": 2
},
"urn:x-matrox:cap:format:data_layers": {
"minimum": 0,
"maximum": 0
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"application/MP2T"
]
}
},
{
"urn:x-nmos:cap:meta:label": "Native Video sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-nmos:cap:format:frame_width": {
"enum": [
1920
]
},
"urn:x-nmos:cap:format:color_sampling": {
"enum": [
"YCbCr-4:2:2"
]
},
"urn:x-nmos:cap:format:frame_height": {
"enum": [
1080
]
},
"urn:x-nmos:cap:format:transfer_characteristic": {
"enum": [
"SDR"
]
},
"urn:x-nmos:cap:format:component_depth": {
"enum": [
10
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"4"
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"High-422"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"enum": [
40000
]
},
"urn:x-nmos:cap:format:interlace_mode": {
"enum": [
"progressive"
]
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/H264"
]
},
"urn:x-nmos:cap:format:colorspace": {
"enum": [
"BT709"
]
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 60,
"denominator": 1
}
]
}
},
{
"urn:x-nmos:cap:meta:label": "Native Audio sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 100,
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/MP4A-ADTS"
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"AAC"
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"2"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"enum": [
128
]
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
true
]
}
},
{
"urn:x-nmos:cap:meta:label": "AAC multi-channels sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:audio",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 1,
"urn:x-nmos:cap:format:level": {
"enum": [
"4"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"maximum": 1728
},
"urn:x-matrox:cap:format:constant_bit_rate": {
"enum": [
false,
true
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"audio/MP4A-ADTS"
]
},
"urn:x-nmos:cap:format:sample_rate": {
"enum": [
{
"numerator": 48000,
"denominator": 1
}
]
},
"urn:x-nmos:cap:format:channel_count": {
"enum": [
2,
6
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"HighQuality",
"AAC",
"HighEfficiencyAAC",
"HighEfficiencyAACv2"
]
}
},
{
"urn:x-nmos:cap:meta:label": "H.264 sub-constraints",
"urn:x-matrox:cap:meta:format": "urn:x-nmos:format:video",
"urn:x-matrox:cap:meta:layer": 0,
"urn:x-matrox:cap:meta:layer_compatibility_groups": [
0
],
"urn:x-nmos:cap:meta:enabled": true,
"urn:x-nmos:cap:meta:preference": 1,
"urn:x-nmos:cap:format:frame_height": {
"enum": [
480,
720,
1080,
2160
]
},
"urn:x-nmos:cap:format:level": {
"enum": [
"3",
"3.1",
"3.2",
"4",
"4.1",
"4.2",
"5",
"5.1",
"5.2",
"6",
"6.1",
"6.2"
]
},
"urn:x-nmos:cap:format:media_type": {
"enum": [
"video/H264"
]
},
"urn:x-nmos:cap:format:frame_width": {
"enum": [
720,
1280,
1920,
3840
]
},
"urn:x-nmos:cap:format:profile": {
"enum": [
"High-422",
"HighIntra-422"
]
},
"urn:x-nmos:cap:format:bit_rate": {
"minimum": 40000,
"maximum": 3200000
},
"urn:x-nmos:cap:format:grain_rate": {
"enum": [
{
"numerator": 24,
"denominator": 1
},
{
"numerator": 60,
"denominator": 1
},