[FFmpeg-cvslog] configure: Allow linking to CUDA dynamically instead of dlopen() ing it at runtime

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed Jan 13 14:07:37 2016 +0100| [9f2c1c77d2098168761421febbbdb0abf0fd6cce] | committer: Derek Buitenhuis

configure: Allow linking to CUDA dynamically instead of dlopen()ing it at runtime

This currently doesn't do anything, but will be used later for hwaccel
filters and libavutil.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9f2c1c77d2098168761421febbbdb0abf0fd6cce
---

 configure |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/configure b/configure
index 3d1ee49..857b683 100755
--- a/configure
+++ b/configure
@@ -196,6 +196,7 @@ Individual component options:
 External library support:
   --enable-avisynth        enable reading of AviSynth script files [no]
   --disable-bzlib          disable bzlib [autodetect]
+  --enable-cuda            enable dynamically linked CUDA [no]
   --enable-chromaprint     enable audio fingerprinting with chromaprint [no]
   --enable-fontconfig      enable fontconfig, useful for drawtext filter [no]
   --enable-frei0r          enable frei0r video filtering [no]
@@ -1426,6 +1427,7 @@ EXTERNAL_LIBRARY_LIST="
     bzlib
     chromaprint
     crystalhd
+    cuda
     decklink
     frei0r
     gcrypt
@@ -4883,6 +4885,7 @@ die_license_disabled gpl libxavs
 die_license_disabled gpl libxvid
 die_license_disabled gpl x11grab
 
+die_license_disabled nonfree cuda
 die_license_disabled nonfree libfaac
 die_license_disabled nonfree nvenc
 enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
@@ -5452,6 +5455,7 @@ enabled avfoundation_indev && { check_lib2 CoreGraphics/CoreGraphics.h CGGetActi
 enabled avisynth          && { { check_lib2 "windows.h" LoadLibrary; } ||
                                { check_lib2 "dlfcn.h" dlopen -ldl; } ||
                                die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
+enabled cuda              && check_lib cuda.h cuInit -lcuda
 enabled chromaprint       && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
 enabled decklink          && { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; }
 enabled frei0r            && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }