[FFmpeg-user] Getting error when try to decode RTP playload with H263+ video codec

[Rafael Lima]

man how many threads do you need to create to address this problem you have?

On Tue, Aug 14, 2018 at 2:35 AM, chetan goni <cgoni25 at gmail.com> wrote:

> Hi All,
>
> I am running below command to decode H263+ video
>
> *".//ffmpeg -f h263 -i  video.bin -f flv out.flv"*
>
> Here:
>
> Video.bin = This RTP playload dump contains video;
>
> *But getting error:*
>
> PS D:\ffmpeg\bin> .//ffmpeg -f h263 -i  video.bin -f flv out.flv
>
> ffmpeg version 4.0.2 Copyright (c) 2000-2018 the FFmpeg developers
>   built with gcc 7.3.1 (GCC) 20180722
>
>   configuration: --disable-static --enable-shared --enable-gpl
> --enable-version3 --enable-sdl2 --enable-bzlib --enable-fontconfig
> --enable-gnutls --enable-iconv --enable-libass --enable-libbluray
> --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb
> --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus
> --enable-libshine --enable-libsnappy --enable-libsoxr --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-libvorbis --enable-libvo-amrwbenc --enable-libmysofa
> --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx
> --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va
> --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth
>   libavutil      56. 14.100 / 56. 14.100
>   libavcodec     58. 18.100 / 58. 18.100
>   libavformat    58. 12.100 / 58. 12.100
>   libavdevice    58.  3.100 / 58.  3.100
>   libavfilter     7. 16.100 /  7. 16.100
>   libswscale      5.  1.100 /  5.  1.100
>   libswresample   3.  1.100 /  3.  1.100
>   libpostproc    55.  1.100 / 55.  1.100
> Input #0, h263, from 'video.bin':
>   Duration: N/A, bitrate: N/A
>     Stream #0:0: Video: h263, yuv420p, 176x144 [SAR 12:11 DAR 4:3], 29.97
> fps, 29.97 tbr, 1200k tbn, 29.97 tbc
> Stream mapping:
>   Stream #0:0 -> #0:0 (h263 (native) -> flv1 (flv))
> Press [q] to stop, [?] for help
> [h263 @ 00000257c7e6df40] I cbpc damaged at 0 8
> [h263 @ 00000257c7e6df40] Error at MB: 96
> [h263 @ 00000257c7e6df40] concealing 88 DC, 88 AC, 88 MV errors in I frame
> Output #0, flv, to 'out.flv':
>   Metadata:
>     encoder         : Lavf58.12.100
>     Stream #0:0: Video: flv1 (flv) ([2][0][0][0] / 0x0002), yuv420p,
> 176x144
> [SAR 12:11 DAR 4:3], q=2-31, 200 kb/s, 29.97 fps, 1k tbn, 29.97 tbc
>     Metadata:
>       encoder         : Lavc58.18.100 flv
>     Side data:
>       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
> [h263 @ 00000257c7e6df40] Error at MB: 24
> [h263 @ 00000257c7e6df40] I cbpy damaged at 7 3
> [h263 @ 00000257c7e6df40] Error at MB: 43
> [h263 @ 00000257c7e6df40] illegal dc 0 at 6 6
> [h263 @ 00000257c7e6df40] illegal ac vlc code at 6x6
> [h263 @ 00000257c7e6df40] Error at MB: 78
> [h263 @ 00000257c7e6df40] illegal ac vlc code at 9x5
> [h263 @ 00000257c7e6df40] Error at MB: 69
> [h263 @ 00000257c7e6df40] illegal dc 0 at 4 7
>     Last message repeated 2 times
> [h263 @ 00000257c7e6df40] cbpy damaged at 5 7
> [h263 @ 00000257c7e6df40] Error at MB: 89
> [h263 @ 00000257c7e6df40] concealing 88 DC, 88 AC, 88 MV errors in P frame
> frame=    3 fps=0.0 q=2.0 Lsize=       5kB time=00:00:00.06 bitrate=
> 609.6kbits/s speed=4.36x
> video:5kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
> muxing
> overhead: 5.282405%
> PS D:\ffmpeg\bin>
>
>
>
> --
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-- 
--
Rafael Lima