[FFmpeg-trac] #8516(ffmpeg:new): Incorrect hint interpretation
FFmpeg
trac at avcodec.org
Mon Feb 10 04:21:50 EET 2020
#8516: Incorrect hint interpretation
--------------------------------+----------------------------------
Reporter: junkl | Type: defect
Status: new | Priority: normal
Component: ffmpeg | Version: 4.2
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
--------------------------------+----------------------------------
found at 4.1.3 with ffmpeg-20200203-1c15111-win64-static.
CMD: ffmpeg -i <src>.mp4 -codec:v copy <dst>.mp4
(but. Not reproduced in 2.5.4)
( "-an, -sn, -dn, -map_chapters -1, -map 0:0, -map 0:v ...")
playtime of src file is "15s 16ms", but playtime of result is 1min.
(play video (without audio) again at 45s.)
mediainfo is
{{{
General
Complete name :
9e177aa05c9b7229c045df9266693b40.mp4
Format : MPEG-4
Format profile : Base Media
Codec ID : isom
File size : 13.8 MiB
Duration : 15s 24ms
Overall bit rate mode : Variable
Overall bit rate : 7 706 Kbps
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 2020-02-03 05:35:55
Writing application : Lavf53.24.0 mp4creator 1.6.1d
mp4creator 1.6.1d
Video
ID : 1
Format : MPEG-4 Visual
Format profile : Simple at L1
Format settings, BVOP : No
Format settings, QPel : No
Format settings, GMC : No warppoints
Format settings, Matrix : Default (H.263)
Codec ID : 20
Duration : 15s 16ms
Bit rate mode : Variable
Bit rate : 7 444 Kbps
Maximum bit rate : 10.3 Mbps
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 29.970 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Compression mode : Lossy
Bits/(Pixel*Frame) : 0.120
Stream size : 13.3 MiB (97%)
Writing library : Lavc53.41.0
Language : English
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 1970-01-01 00:00:00
Audio
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : 40
Duration : 15s 24ms
Bit rate mode : Variable
Bit rate : 96.0 Kbps
Maximum bit rate : 99.9 Kbps
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 44.1 KHz
Compression mode : Lossy
Stream size : 176 KiB (1%)
Language : English
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 1970-01-01 00:00:00
Other #1
ID : 3
Type : Hint
Format : RTP
Codec ID : rtp
Duration : 14s 850ms
Language : English
Encoded date : UTC 2020-02-03 05:35:55
Tagged date : UTC 2020-02-03 05:35:55
Source duration : 15015
Source frame count : 450
Source stream size : 276301
Stream size : 275609
Other #2
ID : 4
Type : Hint
Format : RTP
Codec ID : rtp
Duration : 14s 994ms
Language : English
Encoded date : UTC 2020-02-03 05:35:55
Tagged date : UTC 2020-02-03 05:35:55
Source duration : 15023
Source frame count : 134
Source stream size : 24992
Stream size : 24896
Bit rate mode : VBR
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8516>
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