#6683: Transport library initialization error in libfdk_aac when using aac_eld
profile
-------------------------------------+-------------------------------------
Reporter: llogan | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: git-master | undetermined
Keywords: libfdk_aac | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by cehoyos):
Works fine here for an actual encode:
{{{
$ ffmpeg -f lavfi -i sine=d=1 -c:a libfdk_aac -profile:a aac_eld out.m4a
ffmpeg version N-87486-gdc522cf Copyright (c) 2000-2017 the FFmpeg
developers
built with gcc 6.3.0 (GCC)
configuration: --enable-libfdk-aac
libavutil 55. 76.100 / 55. 76.100
libavcodec 57.106.102 / 57.106.102
libavformat 57. 83.100 / 57. 83.100
libavdevice 57. 9.100 / 57. 9.100
libavfilter 6.106.100 / 6.106.100
libswscale 4. 7.103 / 4. 7.103
libswresample 2. 8.100 / 2. 8.100
Input #0, lavfi, from 'sine=d=1':
Duration: N/A, start: 0.000000, bitrate: 705 kb/s
Stream #0:0: Audio: pcm_s16le, 44100 Hz, mono, s16, 705 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (pcm_s16le (native) -> aac (libfdk_aac))
Press [q] to stop, [?] for help
Output #0, ipod, to 'out.m4a':
Metadata:
encoder : Lavf57.83.100
Stream #0:0: Audio: aac (libfdk_aac) (ELD) (mp4a / 0x6134706D), 44100
Hz, mono, s16, 96 kb/s
Metadata:
encoder : Lavc57.106.102 libfdk_aac
[Parsed_sine_0 @ 0x2c4f380] EOF timestamp not reliable
size= 13kB time=00:00:01.00 bitrate= 107.1kbits/s speed=39.4x
video:0kB audio:12kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 9.392040%
}}}
I wonder what your original command line is supposed to do, it succeeds if
global headers are requested:
{{{
$ ffmpeg -f lavfi -i sine=d=1 -c:a libfdk_aac -profile:a aac_eld -flags
+global_header -f null -
ffmpeg version N-87486-gdc522cf Copyright (c) 2000-2017 the FFmpeg
developers
built with gcc 6.3.0 (GCC)
configuration: --enable-libfdk-aac
libavutil 55. 76.100 / 55. 76.100
libavcodec 57.106.102 / 57.106.102
libavformat 57. 83.100 / 57. 83.100
libavdevice 57. 9.100 / 57. 9.100
libavfilter 6.106.100 / 6.106.100
libswscale 4. 7.103 / 4. 7.103
libswresample 2. 8.100 / 2. 8.100
Input #0, lavfi, from 'sine=d=1':
Duration: N/A, start: 0.000000, bitrate: 705 kb/s
Stream #0:0: Audio: pcm_s16le, 44100 Hz, mono, s16, 705 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (pcm_s16le (native) -> aac (libfdk_aac))
Press [q] to stop, [?] for help
signaling: 2
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf57.83.100
Stream #0:0: Audio: aac (libfdk_aac) (ELD), 44100 Hz, mono, s16, 96
kb/s
Metadata:
encoder : Lavc57.106.102 libfdk_aac
[Parsed_sine_0 @ 0x3f74440] EOF timestamp not reliable
size=N/A time=00:00:01.00 bitrate=N/A speed=52.1x
video:0kB audio:12kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/6683#comment:1>
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