Non-monotonous DTS for aac input

[Carl Eugen Hoyos]

Decoding raw aac files shows many warnings since 215db2935b06c0e936dadce012a31de7da25ba97 and the shown time of the output stream is wrong.

$ ffmpeg -i out.aac -f null -
ffmpeg version N-76817-g13834c1 Copyright (c) 2000-2015 the FFmpeg developers
  built with gcc 4.7 (SUSE Linux)
  configuration: --enable-gpl
  libavutil      55.  9.100 / 55.  9.100
  libavcodec     57. 16.100 / 57. 16.100
  libavformat    57. 19.100 / 57. 19.100
  libavdevice    57.  0.100 / 57.  0.100
  libavfilter     6. 15.100 /  6. 15.100
  libswscale      4.  0.100 /  4.  0.100
  libswresample   2.  0.101 /  2.  0.101
  libpostproc    54.  0.100 / 54.  0.100
[aac @ 0x39ff3c0] Estimating duration from bitrate, this may be inaccurate
Input #0, aac, from 'out.aac':
  Duration: 00:01:00.43, bitrate: 3 kb/s
    Stream #0:0: Audio: aac (LC), 44100 Hz, mono, fltp, 3 kb/s
Output #0, null, to 'pipe:':
  Metadata:
    encoder         : Lavf57.19.100
    Stream #0:0: Audio: pcm_s16le, 44100 Hz, mono, s16, 705 kb/s
    Metadata:
      encoder         : Lavc57.16.100 pcm_s16le
Stream mapping:
  Stream #0:0 -> #0:0 (aac (native) -> pcm_s16le (native))
Press [q] to stop, [?] for help
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 0
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 1024
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 2048
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 3072
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 4096
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 5120
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 6144
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 7168
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 8192
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 9216
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 10240
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 11264
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 12288
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 13312
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 14336
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 15360
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 16384
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 17408
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 18432
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 19456
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 20480
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 21504
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 22528
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 23552
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 24576
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 25600
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 26624
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 27648
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 28672
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 29696
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 30720
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 31744
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 32768
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 33792
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 34816
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 35840
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 36864
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 37888
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 38912
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 39936
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 40960
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 41984
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 43008
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 44032
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 45056
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 46080
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 47104
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 48128
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 49152
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 50176
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 51200
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 52224
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 53248
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 54272
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 55296
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 56320
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 57344
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 58368
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 59392
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 60416
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 61440
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 62464
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 63488
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 64512
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 65536
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 66560
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 67584
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 68608
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 69632
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 70656
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 71680
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 72704
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 73728
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 74752
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 75776
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 76800
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 77824
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 78848
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 79872
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 80896
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 81920
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 82944
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 83968
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 84992
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 86016
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 87040
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 88064
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 89088
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 90112
[null @ 0x3a02f60] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 92156 >= 91136
size=N/A time=00:00:57.91 bitrate=N/A
video:0kB audio:5170kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown