[FFmpeg-trac] #5802(ffmpeg:new): Ffmpeg conversion from JPEG-SOF3(lossless) to JPEG-LS(lossless) cuts the image after some kB
FFmpeg
trac at avcodec.org
Fri Aug 26 15:12:31 EEST 2016
#5802: Ffmpeg conversion from JPEG-SOF3(lossless) to JPEG-LS(lossless) cuts the
image after some kB
-------------------------------------+-------------------------------------
Reporter: | Type: defect
SteffenKnoll | Priority: normal
Status: new | Version:
Component: ffmpeg | unspecified
Keywords: JPEG, | Blocked By:
lossless | Reproduced by developer: 0
Blocking: |
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
How to reproduce:
{{{
ffmpeg -y -i C:\Users\sknoll\Desktop\big.sof3 -vcodec jpegls -q:v 0
test.jls
ffmpeg version N-81342-gb93e223 Copyright (c) 2000-2016 the FFmpeg
developers
built with gcc 5.4.0 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-dxva2 --enable-libmfx --enable-nvenc --enable-avisynth --enable-
bzlib --enable-libebur128 --enable-fontconfig --enable-frei0r --enable-
gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b
--enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm
--enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-
libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
--enable-libopus --enable-librtmp --enable-libschroedinger --enable-
libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis
--enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
--enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg
--enable-lzma --enable-decklink --enable-zlib
libavutil 55. 28.100 / 55. 28.100
libavcodec 57. 51.102 / 57. 51.102
libavformat 57. 46.101 / 57. 46.101
libavdevice 57. 0.102 / 57. 0.102
libavfilter 6. 51.100 / 6. 51.100
libswscale 4. 1.100 / 4. 1.100
libswresample 2. 1.100 / 2. 1.100
libpostproc 54. 0.100 / 54. 0.100
Input #0, jpeg_pipe, from 'C:\Users\sknoll\Desktop\big.sof3':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: mjpeg, gray16le(bt470bg/unknown/unknown), 512x512,
lossless, 25 tbr, 25 tbn, 25 tbc
[image2 @ 00000000006a5600] Using AVStream.codec to pass codec parameters
to muxers is deprecated, use AVStream.codecpar instead.
Output #0, image2, to 'test.jls':
Metadata:
encoder : Lavf57.46.101
Stream #0:0: Video: jpegls, gray16le, 512x512, q=2-31, 200 kb/s, 25
fps, 25 tbn, 25 tbc
Metadata:
encoder : Lavc57.51.102 jpegls
Stream mapping:
Stream #0:0 -> #0:0 (mjpeg (native) -> jpegls (native))
Press [q] to stop, [?] for help
[mjpeg @ 00000000006a7060] mjpeg_decode_dc: bad vlc: 0:0
(00000000006a4f20)
frame= 1 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A speed=
8.8x
video:5kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
}}}
See attachments for samples.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/5802>
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