scte 35 decoder ring

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  • License: MIT License
  • Author: fu-corp
  • Requires: Python >=3.6
Classifiers

Project description

threefive

SCTE35 Decoder Ring

Specification

Splice Commands

  • Splice Null
  • Splice Schedule (maybe)
  • Splice Insert
  • Time Signal
  • Bandwidth Reservation (maybe)

Splice Descriptors

  • DTMF Descriptor

  • Segmentation Descriptor (mostly)

    • segmentation upid (some)
    • segmentation type and messages

  • Time Descriptor (maybe)

  • Audio Descriptor

Encodings

  • Base64
  • Hex

Dependencies

  • Python 3
  • bitstring
  • termcolor

Install

[root@localhost examples]# pip install threefive
Collecting threefive
  Downloading  https://files.pythonhosted.org/packages/0c/8c/eead7a2880c63f0238cba4282a0eb5603bb3590930868050e3a15b44af11/threefive-1.1.21-py3-none-any.whl
Requirement already satisfied: bitstring in /usr/lib/python3.7/site-packages (from threefive) (3.1.6)
Installing collected packages: threefive
Successfully installed threefive-1.1.21

Run

so# python3                         
Python 3.6.8 (default, Apr 13 2019, 18:58:09) 
[GCC 4.2.1 Compatible OpenBSD Clang 7.0.1 (tags/RELEASE_701/final)] on openbsd6

>>> import threefive
>>> threefive.Splice( '0xFC302F000000000000FFFFF014054800008F7FEFFE7369C02EFE0052CCF500000000000A0008435545490000013562DBA30A').show()


[ Splice Info Section ]
table_id : 0xfc
section_syntax_indicator : False
private : False
section_length : 47
protocol_version : 0
encrypted_packet : False
encryption_algorithm : 0
pts_adjustment : 0.000000
cw_index : 0xff
tier : 0xfff
splice_command_length : 20
splice_command_type : 5
descriptor_loop_length : 10
crc : 0x62dba30a

[ Splice Command ]
splice_type : 5
name : Splice Insert
splice_event_id : 1207959695
splice_event_cancel_indicator : False
out_of_network_indicator : True
program_splice_flag : True
duration_flag : True
splice_immediate_flag : False
time_specified_flag : True
pts_time : 21514.559089
break_auto_return : True
break_duration : 60.293567
unique_program_id : 0
avail_num : 0
avail_expected : 0

[ Splice Descriptor  0  ]
name : Avail Descriptor
splice_descriptor_tag : 0
descriptor_length : 8
identifier : CUEI
provider_avail_id : 309


>>> import threefive    
>>> mesg='/DAvAAAAAAAA///wFAVIAACPf+/+c2nALv4AUsz1AAAAAAAKAAhDVUVJAAABNWLbowo='
>>> splice=threefive.Splice(mesg)
>>> splice.show_descriptors()

[ Splice Descriptor  0  ]
name : Avail Descriptor
splice_descriptor_tag : 0
descriptor_length : 8
identifier : CUEI
provider_avail_id : 309

>>>

Parse base64 encoded messages

>>> import threefive
>>> mesg='/DBhAAAAAAAA///wBQb+qM1E7QBLAhdDVUVJSAAArX+fCAgAAAAALLLXnTUCAAIXQ1VFSUg/nwgIAAAAACyy150RAAACF0NVRUlIAAAnf58ICAAAAAAsstezEAAAihiGnw=='
>>> splice=threefive.Splice(mesg)
>>> splice.show_command()

[ Splice Command ]
splice_type : 6
name : Time Signal
time_specified_flag : True
pts_time : 31466.942367

Parse hex encoded messages

>>> import threefive
>>> mesg= '0xfc3061000000000000fffff00506fea8cd44ed004b021743554549480000ad7f9
f0808000000002cb2d79d350200021743554549480000267f9f0808000000002cb2d79d110000021
743554549480000277f9f0808000000002cb2d7b31000008a18869f'

>>> h_splice=threefive.Splice(mesg)
>>> h_splice.show_info_section() 

[ Splice Info Section ]
table_id : 0xfc
section_syntax_indicator : False
private : False
section_length : 97
protocol_version : 0
encrypted_packet : False
encryption_algorithm : 0
pts_adjustment : 0.000000
cw_index : 0xff
tier : 0xfff
splice_command_length : 5
splice_command_type : 6
descriptor_loop_length : 75
crc : 0x8a18869f

Methods

threefive.Splice.show_info_section()

>>> import threefive
>>> mesg='/DBhAAAAAAAA///wBQb+qM1E7QBLAhdDVUVJSAAArX+fCAgAAAAALLLXnTUCAAIXQ1VFSUgAACZ/nwgIAAAAACyy150RAAACF0NVRUlIAAAnf58ICAAAAAAsstezEAAAihiGnw=='
>>> splice=threefive.Splice(mesg)
>>> splice.show_info_section()

[ Splice Info Section ]
table_id : 0xfc
section_syntax_indicator : False
private : False
reserved : 3
section_length : 97
protocol_version : 0
encrypted_packet : False
encryption_algorithm : 0
pts_adjustment : 0
cw_index : 0xff
tier : 0xfff
splice_command_length : 5
splice_command_type : 6
descriptor_loop_length : 75

threefive.Splice.show_command()

>>> import threefive
>>> mesg='/DBhAAAAAAAA///wBQb+qM1E7QBLAhdDVUVJSAAArX+fCAgAAAAALLLXnTUCAAIXQ1VFSUgAACZ/nwgIAAAAACyy150RAAACF0NVRUlIAAAnf58ICAAAAAAsstezEAAAihiGnw=='
>>> splice=threefive.Splice(mesg)
>>> splice.show_command()

[ Splice Command ]
splice_type : 6
name : Time Signal
time_specified_flag : True
pts_time : 31466.942367

threefive.Splice.show_descriptors()

>> import threefive
>>> mesg='/DBhAAAAAAAA///wBQb+qM1E7QBLAhdDVUVJSAAArX+fCAgAAAAALLLXnTUCAAIXQ1VFSUgAACZ/nwgIAAAAACyy150RAAACF0NVRUlIAAAnf58ICAAAAAAsstezEAAAihiGnw=='
>>> stuff=threefive.Splice(mesg)
>>> stuff.show_descriptors()

[ Splice Descriptor  0  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x480000ad
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d79d
segmentation_type_id : 53
segmentation_type : Provider Placement Opportunity End
segment_num : 2
segments_expected : 0

[ Splice Descriptor  1  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x48000026
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d79d
segmentation_type_id : 17
segmentation_type : Program End
segment_num : 0
segments_expected : 0

[ Splice Descriptor  2  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x48000027
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d7b3
segmentation_type_id : 16
segmentation_type : Program Start
segment_num : 0
segments_expected : 0

threefive.Splice.show()

Shows all data

>>> import threefive                
>>> mesg='/DBIAAAAAAAA///wBQb+ky44CwAyAhdDVUVJSAAACn+fCAgAAAAALKCh4xgAAAIX
Q1VFSUgAAAl/nwgIAAAAACygoYoRAAC0IX6w')
>>> fu=threefive.Splice(mesg)
>>> fu.show()


[ Splice Info Section ]
table_id : 0xfc
section_syntax_indicator : False
private : False
section_length : 97
protocol_version : 0
encrypted_packet : False
encryption_algorithm : 0
pts_adjustment : 0.000000
cw_index : 0xff
tier : 0xfff
splice_command_length : 5
splice_command_type : 6
descriptor_loop_length : 75
crc : 0x8a18869f

[ Splice Command ]
splice_type : 6
name : Time Signal
time_specified_flag : True
pts_time : 31466.942367

[ Splice Descriptor  0  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x480000ad
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d79d
segmentation_type_id : 53
segmentation_type : Provider Placement Opportunity End
segment_num : 2
segments_expected : 0

[ Splice Descriptor  1  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x48000026
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d79d
segmentation_type_id : 17
segmentation_type : Program End
segment_num : 0
segments_expected : 0

[ Splice Descriptor  2  ]
name : Segmentation Descriptor
splice_descriptor_tag : 2
descriptor_length : 23
identifier : CUEI
segmentation_event_id : 0x48000027
segmentation_event_cancel_indicator : False
program_segmentation_flag : True
segmentation_duration_flag : False
delivery_not_restricted_flag : False
web_delivery_allowed_flag : True
no_regional_blackout_flag : True
archive_allowed_flag : True
device_restrictions : 0x3
segmentation_upid_type : 8
segmentation_upid_length : 8
turner_identifier : 0x000000002cb2d7b3
segmentation_type_id : 16
segmentation_type : Program Start
segment_num : 0
segments_expected : 0

Read individual values

import threefive
mesg='/DAvAAAAAAAA///wFAVIAACPf+/+c2nALv4AUsz1AAAAAAAKAAhDVUVJAAABNWLbowo='
scte_data=threefive.Splice(mesg)

>>> scte_data.command.name    
'Splice Insert'
>>> scte_data.command.splice_immediate_flag
False
>>> scte_data.command.pts_time
'21514.559089'
>>> scte_data.command.break_duration
'60.293567'

Project details

Verified details

These details have been verified by PyPI
Maintainers
Avatar for fu-corp from gravatar.com fu-corp

Unverified details

These details have not been verified by PyPI
Project links
Meta
  • License: MIT License
  • Author: fu-corp
  • Requires: Python >=3.6
Classifiers

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2.4.90

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2.4.83

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2.4.79

2.4.77

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2.4.73

2.4.71

2.4.69

2.4.67

2.4.65

2.4.63

2.4.61

2.4.59

2.4.57

2.4.55

2.4.53

2.4.51

2.4.49

2.4.47

2.4.45

2.4.43

2.4.41

2.4.39

2.4.37

2.4.35

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2.4.31

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2.4.27

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2.3.81

2.3.79

2.3.77 yanked

Reason this release was yanked:

bad setup.py

2.3.75

2.3.73

2.3.71

2.3.69

2.3.67

2.3.65

2.3.63

2.3.61

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2.1.19

2.1.17

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2.1.9

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2.1.5

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2.0.99

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2.0.87b0 pre-release

2.0.85

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2.0.67

2.0.63

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2.0.55

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2.0.51

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2.0.45

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2.0.41

2.0.39

2.0.37

2.0.35

2.0.33

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2.0.29

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2.0.25

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2.0.19

2.0.17

2.0.15

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2.0.11

2.0.9

2.0.7

2.0.5

2.0.3

2.0.1

1.1.99

1.1.97

1.1.95

1.1.93

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1.1.87

1.1.85

1.1.83

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1.1.79

1.1.77

1.1.71

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1.1.67

1.1.63

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1.1.59

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1.1.55

1.1.53

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1.1.43

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1.1.33

1.1.29

1.1.27

This version

1.1.25

1.1.23

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1.1.7

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1.0.99

1.0.93

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1.0.9

1.0.7

1.0.5

1.0.3

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