Forwarding, so others can help too :-)
Alex
---------- Forwarded Message ----------
Subject: Re: Fwd: Re: Update FindFFmpeg to find/search for libswscale
Date: Tuesday 01 June 2010
From: Andreas Scherf <[email protected]>
To: [email protected]
Hi Alexander,
i changed some code inside the ffmpegthumbnailer and added the
FindFFMPEG.cmake file.
But it did not work as expected. Could you have a look at it?
Andreas
2010/5/26 Alexander Neundorf <[email protected]>:
> On Wednesday 26 May 2010, Andreas Scherf wrote:
>> Am Mittwoch, 26. Mai 2010 schrieb Alexander Neundorf:
>> > On Wednesday 26 May 2010, Andreas Scherf wrote:
>> > > Hi Alexander,
>> > > i want the best solution! A private copy is hard to maintain. I think a
>> > > single solution for finding ffmpeg is the best solution.
>> >
>> > Please keep kde-buildsystem on CC.
>>
>> Ok, but i am not subscibed to this list ..
>
> That's no problem, other people responding can also keep you on CC.
>
>> > A private copy is to maintain, but it is a magnitude easier to maintain
>> > than a shared, installed file.
>> > An installed file needs to keep source compatibility for all of KDE 4.x.
>> > A private copy doesn't have to care about source compatibility as long as
>> > the project where it is used works.
>>
>> You are the expert for this. If you think, it is better to have a local
>> copy inside kdemultimedia the it should be so. If not we should have one
>> for kde. I'll accept your or any other decision.
>
> If you use the attached file as a private, not-installed copy inside
> kdemultimedia this is fine with me.
>
> But I would also be happy if we try to improve the FindFFmpeg.cmake in
kdelibs
> so it does what you need. This file is quite straightforward and easy to
> understand.
> Adding support for finding libswscale to it doesn't look to hard.
> If you have a look at the file, you'll see what to do.
> Basically add find_path() and find_library() calls for the respective files.
>
> Alex
>
-------------------------------------------------------
# - Try to find FFMPEG
# Once done this will define
#
# FFMPEG_FOUND - system has FFMPEG
# FFMPEG_INCLUDE_DIR - the include directories
# FFMPEG_LIBRARY_DIR - the directory containing the libraries
# FFMPEG_LIBRARIES - link these to use FFMPEG
# FFMPEG_SWSCALE_FOUND - FFMPEG also has SWSCALE
#
include(FindPackageHandleStandardArgs)
set( FFMPEG_HEADERS avformat.h avcodec.h avutil.h avdevice.h )
set( FFMPEG_PATH_SUFFIXES libavformat libavcodec libavutil libavdevice )
INCLUDE(FindPkgConfig)
if ( PKG_CONFIG_FOUND )
pkg_check_modules( AVFORMAT libavformat )
pkg_check_modules( AVCODEC libavcodec )
pkg_check_modules( AVUTIL libavutil )
pkg_check_modules( AVDEVICE libavdevice )
endif( PKG_CONFIG_FOUND)
SET( FFMPEG_LIBRARY_DIR ${AVFORMAT_LIBRARY_DIRS}
${AVCODEC_LIBRARY_DIRS}
${AVUTIL_LIBRARY_DIRS}
${AVDEVICE_LIBRARY_DIRS} )
SET( FFMPEG_INCLUDE_PATHS ${AVFORMAT_INCLUDE_DIRS}
${AVCODEC_INCLUDE_DIRS}
${AVUTIL_INCLUDE_DIRS}
${AVDEVICE_INCLUDE_DIRS} )
find_library(FFMPEG_LIBRARIES ffmpeg
HINTS ${AVFORMAT_LIBRARY_DIRS} ${AVCODEC_LIBRARY_DIRS} ${AVUTIL_LIBRARY_DIRS} ${AVDEVICE_LIBRARY_DIRS}
)
find_path(FFMPEG_INCLUDE_PATHS ffmpegheaders
HINTS ${FFMPEG_INCLUDE_PATHS} ${AVFORMAT_INCLUDE_DIRS}
${AVCODEC_INCLUDE_DIRS}
${AVUTIL_INCLUDE_DIRS}
${AVDEVICE_INCLUDE_DIRS}
PATH_SUFFIXES FFMPEG_PATH_SUFFIXES
)
find_package_handle_standard_args(ffmpeg "Could not find ffmpeg; available at www.ffmpeg.org" FFMPEG_LIBRARIES FFMPEG_INCLUDE_DIR)
mark_as_advanced(FFMPEG_INCLUDE_DIR FFMPEG_LIBRARIES)
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