[FFmpeg-trac] #4145(undetermined:new): when rebroadcasting/streaming to flv format with aac_adtstoasc bitstream filter, sound gets removed
FFmpeg
trac at avcodec.org
Mon Dec 1 13:35:36 CET 2014
#4145: when rebroadcasting/streaming to flv format with aac_adtstoasc bitstream
filter, sound gets removed
-------------------------------------+-------------------------------------
Reporter: PyroDevil | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: 2.4.3 | undetermined
Keywords: | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by PyroDevil):
Ok, I tried it with the git head version of ffmpeg, same result.
Streaming:
{{{
% livestreamer -O www.twitch.tv/otherstream worst 2>/dev/null | ffmpeg -i
- -c copy -bsf:a aac_adtstoasc -f flv
"rtmp://live.twitch.tv/app/live_xxxxxxxx_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
ffmpeg version N-68129-g928322c Copyright (c) 2000-2014 the FFmpeg
developers
built on Dec 1 2014 13:02:26 with gcc 4.9.2 (GCC)
configuration: --prefix=/usr --disable-static --enable-gpl --enable-
libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame
--enable-libopus --enable-libtheora --enable-libvorbis --enable-libvpx
--enable-libx264 --enable-libx265 --enable-nonfree --enable-shared
--enable-x11grab
libavutil 54. 15.100 / 54. 15.100
libavcodec 56. 13.100 / 56. 13.100
libavformat 56. 15.101 / 56. 15.101
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mpegts, from 'pipe:':
Duration: N/A, start: 43820.315000, bitrate: 114 kb/s
Program 1
Stream #0:0[0x100]: Audio: aac (LC) ([15][0][0][0] / 0x000F), 44100
Hz, stereo, fltp, 114 kb/s
Stream #0:1[0x101]: Video: h264 (Constrained Baseline) ([27][0][0][0]
/ 0x001B), yuv420p, 400x226, 20 fps, 20 tbr, 90k tbn, 2k tbc
Stream #0:2[0x102]: Data: timed_id3 (ID3 / 0x20334449)
Output #0, flv, to
'rtmp://live.twitch.tv/app/live_xxxxxxxx_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx':
Metadata:
encoder : Lavf56.15.101
Stream #0:0: Video: h264 ([7][0][0][0] / 0x0007), yuv420p, 400x226,
q=2-31, 20 fps, 1k tbn, 90k tbc
Stream #0:1: Audio: aac ([10][0][0][0] / 0x000A), 44100 Hz, stereo,
114 kb/s
Stream mapping:
Stream #0:1 -> #0:0 (copy)
Stream #0:0 -> #0:1 (copy)
frame= 78 fps=0.0 q=-1.0 size= 102kB time=00:00:03.99 bitrate=
208.5kbits/s
frame= 118 fps=108 q=-1.0 size= 149kB time=00:00:06.01 bitrate=
203.4kbits/s
frame= 158 fps= 37 q=-1.0 size= 204kB time=00:00:08.03 bitrate=
208.2kbits/s
frame= 238 fps= 32 q=-1.0 size= 308kB time=00:00:12.00 bitrate=
210.2kbits/s
frame= 275 fps= 26 q=-1.0 size= 356kB time=00:00:13.90 bitrate=
209.7kbits/s
frame= 358 fps= 31 q=-1.0 size= 463kB time=00:00:18.04 bitrate=
210.4kbits/s
frame= 398 fps= 29 q=-1.0 size= 513kB time=00:00:20.03 bitrate=
209.9kbits/s
frame= 437 fps= 26 q=-1.0 size= 566kB time=00:00:21.96 bitrate=
211.2kbits/s
frame= 516 fps= 26 q=-1.0 size= 673kB time=00:00:25.96 bitrate=
212.4kbits/s
frame= 558 fps= 24 q=-1.0 size= 724kB time=00:00:27.98 bitrate=
211.9kbits/s
frame= 637 fps= 24 q=-1.0 size= 826kB time=00:00:31.95 bitrate=
211.7kbits/s
frame= 718 fps= 24 q=-1.0 size= 925kB time=00:00:36.03 bitrate=
210.2kbits/s
frame= 758 fps= 23 q=-1.0 size= 979kB time=00:00:38.01 bitrate=
210.9kbits/s
frame= 798 fps= 22 q=-1.0 size= 1033kB time=00:00:39.98 bitrate=
211.7kbits/s
frame= 838 fps= 22 q=-1.0 size= 1083kB time=00:00:42.05 bitrate=
211.0kbits/s
frame= 918 fps= 23 q=-1.0 size= 1187kB time=00:00:46.04 bitrate=
211.2kbits/s
frame= 957 fps= 23 q=-1.0 size= 1237kB time=00:00:47.94 bitrate=
211.3kbits/s
frame= 998 fps= 22 q=-1.0 size= 1293kB time=00:00:50.03 bitrate=
211.6kbits/s
frame= 1078 fps= 22 q=-1.0 size= 1394kB time=00:00:54.03 bitrate=
211.4kbits/s
frame= 1118 fps= 22 q=-1.0 size= 1444kB time=00:00:56.05 bitrate=
211.0kbits/s
frame= 1198 fps= 22 q=-1.0 size= 1546kB time=00:01:00.04 bitrate=
210.9kbits/s
frame= 1238 fps= 22 q=-1.0 size= 1599kB time=00:01:02.02 bitrate=
211.3kbits/s
frame= 1278 fps= 21 q=-1.0 size= 1652kB time=00:01:04.04 bitrate=
211.4kbits/s
[flv @ 0x10f6c80] Failed to update header with correct duration.
[flv @ 0x10f6c80] Failed to update header with correct filesize.
frame= 1358 fps= 21 q=-1.0 Lsize= 1761kB time=00:01:08.01 bitrate=
212.2kbits/s
video:620kB audio:1063kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 4.644344%
Received signal 2: terminating.
}}}
and receiving:
{{{
% livestreamer -O www.twitch.tv/mystream worst | ffmpeg -i -
ffmpeg version N-68129-g928322c Copyright (c) 2000-2014 the FFmpeg
developers
built on Dec 1 2014 13:02:26 with gcc 4.9.2 (GCC)
configuration: --prefix=/usr --disable-static --enable-gpl --enable-
libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame
--enable-libopus --enable-libtheora --enable-libvorbis --enable-libvpx
--enable-libx264 --enable-libx265 --enable-nonfree --enable-shared
--enable-x11grab
libavutil 54. 15.100 / 54. 15.100
libavcodec 56. 13.100 / 56. 13.100
libavformat 56. 15.101 / 56. 15.101
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mpegts, from 'pipe:':
Duration: N/A, start: 94.022000, bitrate: N/A
Program 1
Stream #0:0[0x101]: Video: h264 (Constrained Baseline) ([27][0][0][0]
/ 0x001B), yuv420p, 400x226, 20 fps, 20 tbr, 90k tbn, 2k tbc
Stream #0:1[0x102]: Data: timed_id3 (ID3 / 0x20334449)
At least one output file must be specified
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4145#comment:4>
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