[FFmpeg-devel] [PATCH] VP8 link error fix

[Stefan Gehrer]

On 08/03/2010 09:58 PM, Frank Barchard wrote:
> On Tue, Aug 3, 2010 at 5:11 AM, Diego Biurrun<diego at biurrun.de>  wrote:
>> On Mon, Aug 02, 2010 at 08:32:09PM -0700, Frank Barchard wrote:
>>> A minor link error fix.  libavcodec/Makefile needs vp56dsp.o now
>>
>> Rejected.  You provide no error message nor a means to reproduce the
>> problem.
>
> I see ffmpeg is now fixed in a better way, with vp8dsp instead of vp56dsp.
> OBJS-$(CONFIG_VP8_DECODER)             += vp8.o vp8dsp.o
>
> But theres a new problem, reproduced with the same configure:
>
> ./configure --disable-everything --disable-decoders
> --disable-protocols --disable-parsers --disable-avfilter
> --enable-avcore --disable-avdevice --disable-ffmpeg --disable-ffplay
> --disable-ffserver --disable-ffprobe --enable-shared --disable-static
> --disable-debug --disable-network --disable-gpl --disable-bzlib
> --disable-zlib --enable-decoder=theora --enable-decoder=vorbis
> --enable-demuxer=ogg --enable-pthreads --enable-yasm
> --enable-memalign-hack --cc=gcc-sjlj --prefix=./chromium8-ffmpeg
> --enable-decoder=vp8 --enable-demuxer=matroska
> make
> ...
>     Creating library libavcore/avcore-0.lib and object libavcore/avcore-0.exp
> LD      libavcodec/avcodec-52.dll
> Info: resolving _av_reverse by linking to __imp__av_reverse (auto-import)
> Info: resolving _av_pix_fmt_descriptors by linking to
> __imp__av_pix_fmt_descriptors (auto-import)
> Creating library file: libavcodec/libavcodec.dll.a
> libavcodec/vp8.o:vp8.c:(.text+0x1e): undefined reference to `ff_h264_norm_shift'
> libavcodec/vp8.o:vp8.c:(.text+0x83): undefined reference to `ff_h264_norm_shift'
> libavcodec/vp8.o:vp8.c:(.text+0xef): undefined reference to `ff_h264_norm_shift'
> libavcodec/vp8.o:vp8.c:(.text+0x145): undefined reference to
> `ff_h264_norm_shift'
> libavcodec/vp8.o:vp8.c:(.text+0x1b0): undefined reference to
> `ff_h264_norm_shift'
> libavcodec/vp8.o:vp8.c:(.text+0x220): more undefined references to
> `ff_h264_norm_shift' follow
> collect2: ld returned 1 exit status
> make: *** [libavcodec/avcodec-52.dll] Error 1
>
> So the quick fix is add cabac.o to vp8's dependencies.

Strange, I added that dependency in r23915, must have gone lost.

Stefan