Opened 12 years ago

Closed 12 years ago

#639 closed enhancement (fixed)

add support for 64bit PNG

Reported by: ami_stuff Owned by:
Priority: wish Component: avcodec
Version: git-master Keywords: png 64bit
Cc: Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

C:\>ffmpeg -i 64bit.png
ffmpeg version N-34549-g13b7781, Copyright (c) 2000-2011 the FFmpeg developers
  built on Nov  6 2011 22:02:08 with gcc 4.6.1
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-ru
ntime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libope
ncore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --en
able-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger -
-enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwben
c --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-
libxvid --enable-zlib
  libavutil    51. 24. 0 / 51. 24. 0
  libavcodec   53. 28. 0 / 53. 28. 0
  libavformat  53. 19. 0 / 53. 19. 0
  libavdevice  53.  4. 0 / 53.  4. 0
  libavfilter   2. 47. 0 /  2. 47. 0
  libswscale    2.  1. 0 /  2.  1. 0
  libpostproc  51.  2. 0 / 51.  2. 0
[image2 @ 020A2320] Could not find codec parameters (Video: png, 1023x767)
64bit.png: could not find codec parameters

Attachments (1)

64bit.png (1.6 MB ) - added by ami_stuff 12 years ago.

Download all attachments as: .zip

Change History (5)

by ami_stuff, 12 years ago

Attachment: 64bit.png added

comment:1 by Carl Eugen Hoyos, 12 years ago

Component: undeterminedavcodec
Keywords: png added
Priority: normalwish
Reproduced by developer: set
Status: newopen
Version: unspecifiedgit-master

comment:2 by Elon Musk, 12 years ago

As you can see there is neither input nor output for 64bit variants so this wish depends on another wish.
..... rgba64be 4 64
..... rgba64le 4 64
..... bgra64be 4 64
..... bgra64le 4 64

comment:3 by Carl Eugen Hoyos, 12 years ago

Keywords: 64bit added

comment:4 by Carl Eugen Hoyos, 12 years ago

Resolution: fixed
Status: openclosed

Decoding 64bit png works now, the images can be reencoded to dpx, pam and sgi (and png)

For the missing colourspace transformation, please follow ticket #503.

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