Hi,
Do any of you have pointers on the below errors while I compile my windows
32 DLL using static CRT ? Deployment of the application has issues, when we
have dynamic CRTs. Please guide.
Thanks,
Shiju
On Fri, Nov 4, 2011 at 10:33 AM, Shiju Sasi <[email protected]> wrote:
> Hi,
>
> Here are the exact list of warnings/errors.
>
>
> 1>AveVideoControl.exp : warning LNK4078: multiple '.drectve' sections
> found with different attributes (00000200)
>
> 1>libavcodec.a(utils.o) : warning LNK4217: locally defined symbol _isprint
> imported in function _av_get_codec_tag_string
>
> 1>libx264.a(common.o) : warning LNK4217: locally defined symbol __iob
> imported in function _x264_log_default
>
> 1>libavutil.a(log.o) : warning LNK4049: locally defined symbol __iob
> imported
>
> 1>libx264.a(common.o) : warning LNK4217: locally defined symbol __stricmp
> imported in function _x264_param_parse
>
> 1>libx264.a(common.o) : warning LNK4217: locally defined symbol __strnicmp
> imported in function _x264_param_default_preset
>
> 1>libmingwex.a(wcrtomb.o) : warning LNK4217: locally defined symbol
> ___lc_codepage imported in function _wcsrtombs
>
> 1>libmingwex.a(mbrtowc.o) : warning LNK4049: locally defined symbol
> ___lc_codepage imported
>
> 1>libmingwex.a(wcrtomb.o) : warning LNK4217: locally defined symbol
> ___mb_cur_max imported in function _wcsrtombs
>
> 1>libmingwex.a(mbrtowc.o) : warning LNK4049: locally defined symbol
> ___mb_cur_max imported
>
> 1>libavutil.a(eval.o) : warning LNK4217: locally defined symbol _isspace
> imported in function _av_expr_parse
>
> 1>libavcodec.a(utils.o) : error LNK2019: unresolved external symbol
> __imp__toupper referenced in function _ff_toupper4
>
> 1>libavutil.a(dict.o) : error LNK2001: unresolved external symbol
> __imp__toupper
>
> 1>libavutil.a(avstring.o) : error LNK2001: unresolved external symbol
> __imp__toupper
>
> 1>libx264.a(encoder.o) : error LNK2019: unresolved external symbol
> __imp___fstat referenced in function _x264_encoder_open_118
>
> 1>libx264.a(ratecontrol.o) : error LNK2001: unresolved external symbol
> __imp___fstat
>
> 1>libavutil.a(log.o) : error LNK2019: unresolved external symbol
> __imp___vsnprintf referenced in function _av_log_default_callback
>
> 1>libavutil.a(avstring.o) : error LNK2001: unresolved external symbol
> __imp___vsnprintf
>
> 1>.\ReleaseMinDependency\AveVideoControl.dll : warning LNK4088: image
> being generated due to /FORCE option; image may not run
> Thanks,
> Shiju
>
> On Thu, Nov 3, 2011 at 3:17 PM, JonY <[email protected]> wrote:
>
>> On 11/3/2011 13:04, Shiju Sasi wrote:
>> > Hi I build my Windows 32 bit DLL on Vista machine. This DLL works in a
>> > browser context to render Video using H264 video. I use x264 and ffmpeg
>> > libraries. My deployment can be any Windows machine ( Vista, 7, XP etc)
>> >
>> > I configured x264 using
>> >
>> > ./configure --cross-prefix=i686-w64-mingw32- --enable-shared
>> > --disable-swscale --disable-ffms --disable-asm --disable-thread
>> >
>> > Then did the make.
>> >
>> > Then I configured ffmpeg using.
>> >
>> >
>> > ./configure --enable-cross-compile
>> > --cross-prefix=i686-w64-mingw32- --enable-shared --disable-pthreads
>> > --arch=x86_32 --enable-postproc --enable-avfilter --disable-armv5te
>> > --disable-ffplay --disable-ffserver --disable-ffprobe --disable-doc
>> > --disable-debug --disable-encoders --disable-muxers --disable-neon
>> > --disable-pic --disable-decoders --enable-decoder=h264 --disable-bsfs
>> > --disable-protocols --disable-parsers --enable-parser=h264
>> > --disable-filters --disable-demuxers
>> > then did make.
>> >
>> > Now my application DLL, I built using /MT so as to avoid any CRT mess
>> up in
>> > the deployed machine. But the build fails with 3 linker errors -
>> >
>>
>> Do not use /MT. use /MD instead, mingw has not been designed to handle
>> static CRT since its inception, that is unless MS releases their C
>> runtime with an OSS compatible license.
>>
>> > *unresolved external symbol __imp__toupper , *
>> > *
>> >
>> > unresolved external symbol __imp___fstat,
>> >
>> > and
>> >
>> > unresolved external symbol __imp___vsnprintf
>> >
>>
>> Please do not hide any errors and post all of them, eg which object is
>> requiring them.
>>
>>
>
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