added jpeg_mmx check

Original commit message from CVS:
added jpeg_mmx check

diff --git a/configure.ac b/configure.ac
index edb4d5f..48d252e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -522,6 +522,17 @@ GST_CHECK_FEATURE(JPEG, [jpeg], jpegenc jpegdec, [
   AC_SUBST(JPEG_LIBS)
 ])
 
+dnl *** jpeg-mmx ***
+AC_ARG_WITH(jpeg-mmx-path, [ --with-jpeg-mmx-path, path to mmx accelerated jpeg lib])
+translit(dnm, m, l) AM_CONDITIONAL(USE_JPEG_MMX, true)
+GST_CHECK_FEATURE(JPEG_MMX, [jpeg-mmx], jpegmmxenc jpegmmxdec, [
+   AC_CHECK_LIB(jpeg-mmx, jpeg_start_compress, HAVE_JPEG_MMX="yes", HAVE_JPEG_MMX="no", "-L$with_jpeg_mmx_path")
+   JPEG_MMX_LIBS="-L$with_jpeg_mmx_path -ljpeg-mmx"
+   JPEG_MMX_CFLAGS="-I$with_jpeg_mmx_path"
+   AC_SUBST(JPEG_MMX_LIBS)
+   AC_SUBST(JPEG_MMX_CFLAGS)
+])
+
 dnl *** mad ***
 dnl FIXME: we could use header checks here as well IMO
 translit(dnm, m, l) AM_CONDITIONAL(USE_MAD, true)