$ LC_ALL=C make
make  all-recursive
make[1]: Entering directory `/home/misc/checkout/git/swfdec'
Making all in libswfdec
make[2]: Entering directory `/home/misc/checkout/git/swfdec/libswfdec'
make  all-recursive
make[3]: Entering directory `/home/misc/checkout/git/swfdec/libswfdec'
Making all in jpeg
make[4]: Entering directory `/home/misc/checkout/git/swfdec/libswfdec/jpeg'
make[4]: Nothing to be done for `all'.
make[4]: Leaving directory `/home/misc/checkout/git/swfdec/libswfdec/jpeg'
make[4]: Entering directory `/home/misc/checkout/git/swfdec/libswfdec'
if /bin/sh ../libtool --tag=CC --mode=compile gcc -DHAVE_CONFIG_H -I. -I. -I..    -Wall -Wextra -Wno-missing-field-initializers -Wno-unused-parameter -Werror -std=c99 -I/usr/include/cairo -I/usr/include/freetype2 -I/usr/include/libpng12   -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include   -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12   -I.. -I./jpeg/  -I/usr/include/liboil-0.3   -pthread -I/usr/include/gstreamer-0.10 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/libxml2   -I/usr/include/ffmpeg -I/usr/include/dirac    -DG_LOG_DOMAIN=\"Swfdec\" -g -O2 -MT libswfdec_0.4_la-swfdec_codec_ffmpeg.lo -MD -MP -MF ".deps/libswfdec_0.4_la-swfdec_codec_ffmpeg.Tpo" -c -o libswfdec_0.4_la-swfdec_codec_ffmpeg.lo `test -f 'swfdec_codec_ffmpeg.c' || echo './'`swfdec_codec_ffmpeg.c; \
        then mv -f ".deps/libswfdec_0.4_la-swfdec_codec_ffmpeg.Tpo" ".deps/libswfdec_0.4_la-swfdec_codec_ffmpeg.Plo"; else rm -f ".deps/libswfdec_0.4_la-swfdec_codec_ffmpeg.Tpo"; exit 1; fi
 gcc -DHAVE_CONFIG_H -I. -I. -I.. -Wall -Wextra -Wno-missing-field-initializers -Wno-unused-parameter -Werror -std=c99 -I/usr/include/cairo -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I.. -I./jpeg/ -I/usr/include/liboil-0.3 -pthread -I/usr/include/gstreamer-0.10 -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/libxml2 -I/usr/include/ffmpeg -I/usr/include/dirac -DG_LOG_DOMAIN=\"Swfdec\" -g -O2 -MT libswfdec_0.4_la-swfdec_codec_ffmpeg.lo -MD -MP -MF .deps/libswfdec_0.4_la-swfdec_codec_ffmpeg.Tpo -c swfdec_codec_ffmpeg.c  -fPIC -DPIC -o .libs/libswfdec_0.4_la-swfdec_codec_ffmpeg.o
cc1: warnings being treated as errors
In file included from swfdec_codec_ffmpeg.c:24:
/usr/include/ffmpeg/avcodec.h:2509: warning: 'ImgReSampleContext' is deprecated
/usr/include/ffmpeg/avcodec.h:2515: warning: 'ImgReSampleContext' is deprecated
swfdec_codec_ffmpeg.c: In function 'swfdec_video_decoder_ffmpeg_decode':
swfdec_codec_ffmpeg.c:227: warning: 'img_convert' is deprecated (declared at /usr/include/ffmpeg/avcodec.h:2643)
make[4]: *** [libswfdec_0.4_la-swfdec_codec_ffmpeg.lo] Error 1
make[4]: Leaving directory `/home/misc/checkout/git/swfdec/libswfdec'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/home/misc/checkout/git/swfdec/libswfdec'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/misc/checkout/git/swfdec/libswfdec'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/misc/checkout/git/swfdec'
make: *** [all] Error 2



$ grep 'attribute_deprecated int img_conver' -C 4 /usr/include/ffmpeg/avcodec.h
/**
 * convert among pixel formats
 * @deprecated Use the software scaler (swscale) instead.
 */
attribute_deprecated int img_convert(AVPicture *dst, int dst_pix_fmt,
                const AVPicture *src, int pix_fmt,
                int width, int height);
#endif