[FFmpeg-user] Could not write header for output file #0 (incorrect codec parameters ?)

USMAN AAMER bitf13m541 at pucit.edu.pk
Sun Nov 1 18:03:35 EET 2020


Hi,

following is the output:

D:\new downloads\video dataset\30sec nature>ffmpeg -re -i v1.mp4 -c:v
libx265 -an -pix_fmt yuv420p -preset slow -crf 30 -rtsp_transport tcp -f
rtsp rtsp://localhost:554/live
ffmpeg version git-2020-08-31-4a11a6f Copyright (c) 2000-2020 the FFmpeg
developers
  built with gcc 10.2.1 (GCC) 20200805
  configuration: --enable-gpl --enable-version3 --enable-sdl2
--enable-fontconfig --enable-gnutls --enable-iconv --enable-libass
--enable-libdav1d --enable-libbluray --enable-libfreetype
--enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb
--enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy
--enable-libsoxr --enable-libsrt --enable-libtheora --enable-libtwolame
--enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
--enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma
--enable-zlib --enable-gmp --enable-libvidstab --enable-libvmaf
--enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa
--enable-libspeex --enable-libxvid --enable-libaom --enable-libgsm
--enable-librav1e --enable-libsvtav1 --disable-w32threads --enable-libmfx
--enable-ffnvcodec --enable-cuda-llvm --enable-cuvid --enable-d3d11va
--enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth
--enable-libopenmpt --enable-amf
  libavutil      56. 58.100 / 56. 58.100
  libavcodec     58.101.101 / 58.101.101
  libavformat    58. 51.101 / 58. 51.101
  libavdevice    58. 11.101 / 58. 11.101
  libavfilter     7. 87.100 /  7. 87.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'v1.mp4':
  Metadata:
    major_brand     : mp42
    minor_version   : 0
    compatible_brands: isommp42
    creation_time   : 2018-03-08T14:28:45.000000Z
  Duration: 00:00:30.00, start: 0.000000, bitrate: 1210 kb/s
    Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv,
bt709), 1280x720 [SAR 1:1 DAR 16:9], 1080 kb/s, 29.97 fps, 29.97 tbr, 90k
tbn, 59.94 tbc (default)
    Metadata:
      creation_time   : 2018-03-08T14:28:45.000000Z
      handler_name    : ISO Media file produced by Google Inc. Created on:
03/08/2018.
    Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
stereo, fltp, 125 kb/s (default)
    Metadata:
      creation_time   : 2018-03-08T14:28:45.000000Z
      handler_name    : ISO Media file produced by Google Inc. Created on:
03/08/2018.
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> hevc (libx265))
Press [q] to stop, [?] for help
x265 [info]: HEVC encoder version 3.4+2-73ca1d7be377
x265 [info]: build info [Windows][GCC 10.2.1][64 bit] 8bit+10bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX
FMA3 BMI2 AVX2
x265 [info]: Main profile, Level-3.1 (Main tier)
x265 [info]: Thread pool created using 4 threads
x265 [info]: Slices                              : 1
x265 [info]: frame threads / pool features       : 2 / wpp(12 rows)
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge         : star / 57 / 3 / 3
x265 [info]: Keyframe min / max / scenecut / bias  : 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt        : 25 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb       : 1 / 1 / 0
x265 [info]: References / ref-limit  cu / depth  : 4 / on / on
x265 [info]: AQ: mode / str / qg-size / cu-tree  : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress            : CRF-30.0 / 0.60
x265 [info]: tools: rect limit-modes rd=4 psy-rd=2.00 rdoq=2 psy-rdoq=1.00
x265 [info]: tools: rskip mode=1 signhide tmvp strong-intra-smoothing
lslices=4
x265 [info]: tools: deblock sao

and here CMD starts waiting and when I cancel the command using 'Ctrl + C'
it shows the following:

Could not write header for output file #0 (incorrect codec parameters ?):
Immediate exit requested
Error initializing output stream 0:0 --

encoded 0 frames
Exiting normally, received signal 2.

On Thu, Oct 29, 2020 at 9:20 PM Carl Zwanzig <cpz at tuunq.com> wrote:

> On 10/29/2020 1:50 AM, USMAN AAMER wrote:
> > How can I resolve the issue?
>
> Start by posting the entire command output that fails.  (and remember not
> to
> top-post on this list)
>
> z!
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