git.sesse.net Git - mlt/blob - src/modules/avformat/configure

   1 #!/bin/sh
   2
   3 # Determine whether to recommend/use the HEAD revision of FFmpeg (unreleased)
   4 # or a specific revision based upon whether the last digit of our version
   5 # is even or odd. An odd MLT version number always represents unreleased.
   6 ffmpeg_ver="0.9.2"
   7 libav_ver="0.8.2"
   8 micro_version=$(echo $version | cut -d . -f 3)
   9 odd_version=$(($micro_version % 2))
  10 [ "$odd_version" -eq "1" ] && ffmpeg_ver="HEAD" && libav_ver="HEAD"
  11
  12 if [ "$help" = "1" ]
  13 then
  14         cat << EOF
  15 FFmpeg/avformat options:
  16
  17   --avformat-shared=path  - Link against a shared installation of libavformat (default)
  18   --avformat-static=path  - Link against a static build of libavformat
  19   --avformat-ldextra=libs - Provide additional libs to link with
  20   --avformat-swscale      - Use libswcale instead of img_convert (with --avformat-static)
  21   --avformat-suffix=suff  - Specify a custom suffix
  22   --avformat-no-codecs    - Disable the producer and consumer to avoid the codecs
  23   --avformat-no-filters   - Disable the filters to make a codecs+muxers-only plugin
  24   --avformat-no-devices   - Disable support for libavdevice
  25   --avformat-vdpau        - Enable support for NVIDIA VDPAU
  26
  27   NOTE: The recommended version of FFmpeg is $ffmpeg_ver or libav $libav_ver.
  28
  29 EOF
  30
  31 else
  32         targetos=$(uname -s)
  33         case $targetos in
  34         Darwin)
  35                 export LIBSUF=.dylib
  36                 ;;
  37         Linux|FreeBSD|NetBSD)
  38                 export LIBSUF=.so
  39                 ;;
  40         *)
  41                 ;;
  42         esac
  43
  44         bits=$(uname -m)
  45         case $bits in
  46         x86_64)
  47                 [ -d /usr/lib/lib64 ] && export LIBDIR=lib64 || export LIBDIR=lib
  48                 ;;
  49         *)
  50                 export LIBDIR=lib
  51                 ;;
  52         esac
  53
  54         echo > config.mak
  55
  56         export static_ffmpeg=
  57         export shared_ffmpeg=$(pkg-config --variable=prefix libavformat)
  58         export extra_libs=
  59         export avformat_suffix=
  60         export swscale=
  61         export codecs=true
  62         export filters=true
  63         export devices=true
  64         export vdpau=false
  65         pkg-config x11 > /dev/null 2>&1
  66         export x11=$?
  67
  68         for i in "$@"
  69         do
  70                 case $i in
  71                         --avformat-static=* )   static_ffmpeg="${i#--avformat-static=}" ;;
  72                         --avformat-shared=* )   shared_ffmpeg="${i#--avformat-shared=}" ;;
  73                         --avformat-ldextra=* )  extra_libs="${i#--avformat-ldextra=}" ;;
  74                         --avformat-suffix=* )   avformat_suffix="${i#--avformat-suffix=}" ;;
  75                         --avformat-swscale )    swscale=true ;;
  76                         --avformat-swscaler )   swscale=true ;;
  77                         --avformat-no-codecs )  codecs=false ;;
  78                         --avformat-no-filters ) filters=false ;;
  79                         --avformat-no-devices ) devices=false ;;
  80                         --avformat-no-vdpau )   vdpau=false ;;
  81                         --avformat-vdpau )      vdpau=true ;;
  82                 esac
  83         done
  84
  85         if [ "$static_ffmpeg" != "" ]
  86         then
  87                 if [ -d "$static_ffmpeg" ]
  88                 then
  89                         echo "CFLAGS+=-DAVDATADIR=\\\"${static_ffmpeg}/ffpresets/\\\"" >> config.mak
  90                         echo "CFLAGS+=-I$static_ffmpeg" >> config.mak
  91                         echo "LDFLAGS+=-L$static_ffmpeg/libavformat -L$static_ffmpeg/libavcodec -L$static_ffmpeg/libavutil" >> config.mak
  92                         [ $targetos = "Darwin" ] &&
  93                                 echo "LDFLAGS+=-single_module" >> config.mak
  94                         if [ "$swscale" != "" ]
  95                         then
  96                                 echo "LDFLAGS+=-L$static_ffmpeg/libswscale" >> config.mak
  97                                 echo "SWSCALE=1" >> config.mak
  98                         fi
  99                         if [ "$devices" = "true" ]
 100                         then
 101                                 echo "LDFLAGS+=-L$static_ffmpeg/libavdevice" >> config.mak
 102                         fi
 103                         echo "LDFLAGS+=-Wl,-Bsymbolic" >> config.mak
 104                         extra_libs="$extra_libs -lm -lz -lbz2"
 105
 106                         if [ "$vdpau" = "true" ]
 107                         then
 108                                 printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | gcc -I"$static_ffmpeg" $CFLAGS -c -x c -  >/dev/null 2>&1
 109                                 [ "$x11" = "0" -a "$?" = "0" ] && echo "VDPAU=1" >> config.mak
 110                         fi
 111                 else
 112                         echo "avformat: Invalid path specified: $static_ffmpeg"
 113                         touch ../disable-avformat
 114                         echo 0
 115                 fi
 116         elif [ "$shared_ffmpeg" != "" ]
 117         then
 118                 echo "PREFIX=$shared_ffmpeg" >> config.mak
 119                 case $targetos in
 120                         MINGW32_NT-*)
 121                                 echo "CFLAGS+=-DAVDATADIR=\\\"share/ffmpeg/\\\"" >> config.mak
 122                         ;;
 123                         *)
 124                                 echo "CFLAGS+=-DAVDATADIR=\\\"${shared_ffmpeg}/share/ffmpeg/\\\"" >> config.mak
 125                         ;;
 126                 esac
 127                 echo "CFLAGS+=$(pkg-config --cflags libavformat)" >> config.mak
 128                 echo "LDFLAGS+=$(pkg-config --libs-only-L libavformat)" >> config.mak
 129                 if [ "$devices" = "true" ]
 130                 then
 131                         echo "CFLAGS+=$(pkg-config --cflags libavdevice)" >> config.mak
 132                         echo "LDFLAGS+=$(pkg-config --libs-only-L libavdevice)" >> config.mak
 133                 fi
 134                 avcodec_version=$(pkg-config --modversion libavcodec)
 135                 if [ "$swscale" != "" ] || [ $(echo $avcodec_version | cut -d. -f1) -gt 52 ] || ( [ $(echo $avcodec_version | cut -d. -f1) -ge 52 ] && [ $(echo $avcodec_version | cut -d. -f2) -ge 21 ] )
 136                 then
 137                         echo "CFLAGS+=$(pkg-config --cflags libswscale)" >> config.mak
 138                         echo "LDFLAGS+=$(pkg-config --libs-only-L libswscale)" >> config.mak
 139                         echo "SWSCALE=1" >> config.mak
 140                 fi
 141
 142                 if [ "$vdpau" = "true" ]
 143                 then
 144                         printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | gcc -I"$(pkg-config --cflags libavformat)" -I"$shared_ffmpeg/include" $CFLAGS -c -x c -  >/dev/null 2>&1
 145                         [ "$x11" = "0" -a "$?" = "0" ] && echo "VDPAU=1" >> config.mak
 146                 fi
 147         else
 148                 echo "- libavformat not found: disabling"
 149                 touch ../disable-avformat
 150                 exit 0
 151         fi
 152
 153         echo "EXTRA_LIBS=$extra_libs" >> config.mak
 154         echo "AVFORMAT_SUFFIX=$avformat_suffix" >> config.mak
 155         [ "$codecs" = "true" ] && echo "CODECS=1" >> config.mak
 156         [ "$filters" = "true" ] && echo "FILTERS=1" >> config.mak
 157         [ "$devices" = "true" ] && echo "DEVICES=1" >> config.mak
 158         exit 0
 159
 160 fi