Opened 4 years ago

Closed 4 years ago

#4666 closed enhancement (needs_more_info)

cc missing in encoded file

Reported by: hemanth.he Owned by:
Priority: normal Component: undetermined
Version: unspecified Keywords: cc mpegts
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

Source video has cc in video stream itself, after encoding the file cc is getting removed. Is there any way to keep cc has it is in encoded file.

comand used
ffmpeg -i TVNX_00292974_0183312_2.ts -c:v h264 -c:s copy test.ts

media info of source file.

Video
ID : 481 (0x1E1)
Menu ID : 1 (0x1)
Format : AVC
Format/Info? : Advanced Video Codec
Format profile : High@L4
Format settings, CABAC : Yes
Format settings, ReFrames? : 2 frames
Codec ID : 27
Duration : 1h 44mn
Bit rate mode : Constant
Bit rate : 4 900 Kbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate : 23.976 fps
Standard : NTSC
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.222
Stream size : 3.63 GiB (88%)
Color range : Limited
Color primaries : BT.709
Transfer characteristics : BT.709
Matrix coefficients : BT.709

Audio
ID : 482 (0x1E2)
Menu ID : 1 (0x1)
Format : AC-3
Format/Info? : Audio Coding 3
Mode extension : CM (complete main)
Format settings, Endianness : Big
Codec ID : 129
Duration : 1h 44mn
Bit rate mode : Constant
Bit rate : 384 Kbps
Channel(s) : 6 channels
Channel positions : Front: L C R, Side: L R, LFE
Sampling rate : 48.0 KHz
Bit depth : 16 bits
Compression mode : Lossy
Stream size : 288 MiB (7%)
Language : English

Text #1
ID : 481 (0x1E1)-CC1
Menu ID : 1 (0x1)
Format : EIA-608
Muxing mode : SCTE 128 / DTVCC Transport
Muxing mode, more info : Muxed in Video #1
Duration : 1h 44mn
Bit rate mode : Constant
Stream size : 0.00 Byte (0%)

Text #2
ID : 481 (0x1E1)-1
Menu ID : 1 (0x1)
Format : EIA-708
Muxing mode : SCTE 128 / DTVCC Transport
Muxing mode, more info : Muxed in Video #1
Duration : 1h 44mn
Bit rate mode : Constant
Stream size : 0.00 Byte (0%)

Change History (2)

comment:1 Changed 4 years ago by cehoyos

  • Keywords mpegts added; in video removed

Please provide the command line that allows to reproduce the issue together with the complete, uncut console output and the input sample to make this a valid ticket.

comment:2 Changed 4 years ago by cehoyos

  • Resolution set to needs_more_info
  • Status changed from new to closed

Please reopen this ticket if you can add the missing information.

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