configure: Add exif to CONFIG_EXTRA.

Add exif as a common component in CONFIG_EXTRA in order to avoid many
dependencies to 'exif.o tiff_common.o' in lavc/Makefile.

configure

@@ -1556,6 +1556,7 @@ CONFIG_EXTRA="
     ac3dsp
     audio_frame_queue
     dsputil
+    exif
     frame_thread_encoder
     gcrypt
     golomb
@@ -1740,7 +1741,7 @@ alac_encoder_select="lpc"
 als_decoder_select="dsputil"
 amrnb_decoder_select="lsp"
 amrwb_decoder_select="lsp"
-amv_decoder_select="dsputil hpeldsp"
+amv_decoder_select="dsputil hpeldsp exif"
 amv_encoder_select="aandcttables"
 ape_decoder_select="dsputil"
 asv1_decoder_select="dsputil"
@@ -1749,6 +1750,7 @@ asv2_decoder_select="dsputil"
 asv2_encoder_select="dsputil"
 atrac1_decoder_select="mdct sinewin"
 atrac3_decoder_select="mdct"
+avrn_decoder_select="exif"
 bink_decoder_select="dsputil hpeldsp"
 binkaudio_dct_decoder_select="mdct rdft dct sinewin"
 binkaudio_rdft_decoder_select="mdct rdft sinewin"
@@ -1802,7 +1804,7 @@ iac_decoder_select="dsputil fft mdct sinewin"
 imc_decoder_select="dsputil fft mdct sinewin"
 indeo3_decoder_select="hpeldsp"
 interplay_video_decoder_select="hpeldsp"
-jpegls_decoder_select="dsputil golomb hpeldsp"
+jpegls_decoder_select="dsputil golomb hpeldsp exif"
 jpegls_encoder_select="golomb"
 jv_decoder_select="dsputil"
 lagarith_decoder_select="dsputil"
@@ -1811,8 +1813,8 @@ loco_decoder_select="golomb"
 mdec_decoder_select="dsputil error_resilience mpegvideo"
 metasound_decoder_select="lsp mdct sinewin"
 mimic_decoder_select="dsputil hpeldsp"
-mjpeg_decoder_select="dsputil hpeldsp"
-mjpegb_decoder_select="dsputil hpeldsp"
+mjpeg_decoder_select="dsputil hpeldsp exif"
+mjpegb_decoder_select="dsputil hpeldsp exif"
 mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
 mlp_decoder_select="dsputil mlp_parser"
 motionpixels_decoder_select="dsputil"
@@ -1842,7 +1844,7 @@ msmpeg4v2_encoder_select="h263_encoder"
 msmpeg4v3_decoder_select="h263_decoder"
 msmpeg4v3_encoder_select="h263_encoder"
 mss2_decoder_select="error_resilience vc1_decoder"
-mxpeg_decoder_select="dsputil hpeldsp"
+mxpeg_decoder_select="dsputil hpeldsp exif"
 nellymoser_decoder_select="mdct sinewin"
 nellymoser_encoder_select="audio_frame_queue mdct sinewin"
 nuv_decoder_select="dsputil lzo"
@@ -1869,7 +1871,7 @@ snow_encoder_select="aandcttables dsputil dwt h264qpel hpeldsp mpegvideoenc rang
 sonic_decoder_select="golomb"
 sonic_encoder_select="golomb"
 sonic_ls_encoder_select="golomb"
-sp5x_decoder_select="dsputil hpeldsp"
+sp5x_decoder_select="dsputil hpeldsp exif"
 svq1_decoder_select="hpeldsp"
 svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
 svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
@@ -1878,7 +1880,7 @@ tak_decoder_select="dsputil"
 theora_decoder_select="vp3_decoder"
 tiff_decoder_suggest="zlib"
 tiff_encoder_suggest="zlib"
-thp_decoder_select="dsputil hpeldsp"
+thp_decoder_select="dsputil hpeldsp exif"
 truehd_decoder_select="mlp_parser"
 truemotion2_decoder_select="dsputil"
 truespeech_decoder_select="dsputil"

libavcodec/Makefile

@@ -44,6 +44,7 @@ OBJS-$(CONFIG_DSPUTIL)                 += dsputil.o faanidct.o          \
                                           simple_idct.o jrevdct.o
 OBJS-$(CONFIG_ENCODERS)                += faandct.o jfdctfst.o jfdctint.o
 OBJS-$(CONFIG_ERROR_RESILIENCE)        += error_resilience.o
+OBJS-$(CONFIG_EXIF)                    += exif.o tiff_common.o
 FFT-OBJS-$(CONFIG_HARDCODED_TABLES)    += cos_tables.o cos_fixed_tables.o
 OBJS-$(CONFIG_FFT)                     += avfft.o fft_fixed.o fft_float.o \
                                           fft_fixed_32.o fft_init_table.o \
@@ -267,7 +268,7 @@ OBJS-$(CONFIG_METASOUND_DECODER)       += metasound.o metasound_data.o \
                                           twinvq.o
 OBJS-$(CONFIG_MICRODVD_DECODER)        += microdvddec.o ass.o
 OBJS-$(CONFIG_MIMIC_DECODER)           += mimic.o
-OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o mjpeg.o exif.o tiff_common.o
+OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o mjpeg.o
 OBJS-$(CONFIG_MJPEG_ENCODER)           += mjpegenc.o mjpeg.o
 OBJS-$(CONFIG_MJPEGB_DECODER)          += mjpegbdec.o mjpegdec.o mjpeg.o
 OBJS-$(CONFIG_MLP_DECODER)             += mlpdec.o mlpdsp.o