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      1 # Copyright (c) 2007 Intel Corporation. All Rights Reserved.
      2 #
      3 # Permission is hereby granted, free of charge, to any person obtaining a
      4 # copy of this software and associated documentation files (the
      5 # "Software"), to deal in the Software without restriction, including
      6 # without limitation the rights to use, copy, modify, merge, publish,
      7 # distribute, sub license, and/or sell copies of the Software, and to
      8 # permit persons to whom the Software is furnished to do so, subject to
      9 # the following conditions:
     10 #
     11 # The above copyright notice and this permission notice (including the
     12 # next paragraph) shall be included in all copies or substantial portions
     13 # of the Software.
     14 #
     15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     16 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     17 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     18 # IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
     19 # ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     20 # TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     21 # SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     22 
     23 # VA-API version
     24 # - increment major for any ABI change (which shall not occur!)
     25 # - increment minor for any interface change (e.g. new/modified function)
     26 # - increment micro for any other change (new flag, new codec definition, etc.)
     27 # - reset micro version to zero when minor version is incremented
     28 # - reset minor version to zero when major version is incremented
     29 m4_define([va_api_major_version], [0])
     30 m4_define([va_api_minor_version], [34])
     31 m4_define([va_api_micro_version], [0])
     32 
     33 m4_define([va_api_version],
     34           [va_api_major_version.va_api_minor_version.va_api_micro_version])
     35 
     36 # libva package version number, (as distinct from shared library version)
     37 # XXX: we want the package version to remain at 1.0.x for VA-API 0.32.y
     38 #
     39 # - major version is automatically generated from VA-API major version
     40 # - minor version is automatically generated from VA-API minor version
     41 # - increment micro for any library release
     42 # - reset micro version to zero when VA-API major or minor version is changed
     43 m4_define([libva_major_version], [m4_eval(va_api_major_version + 1)])
     44 m4_define([libva_minor_version], [m4_eval(va_api_minor_version - 32)])
     45 m4_define([libva_micro_version], [0])
     46 m4_define([libva_pre_version],   [1])
     47 
     48 m4_define([libva_version],
     49           [libva_major_version.libva_minor_version.libva_micro_version])
     50 m4_if(libva_pre_version, [0], [], [
     51 m4_append([libva_version], libva_pre_version, [.pre])
     52 ])
     53 
     54 # libva library version number (generated, do not change)
     55 # XXX: we want the SONAME to remain at libva.so.1 for VA-API major == 0
     56 #
     57 # The library name is generated libva.<x>.<y>.0 where
     58 # <x> = VA-API major version + 1
     59 # <y> = 100 * VA-API minor version + VA-API micro version
     60 #
     61 # For example:
     62 # VA-API 0.32.0 generates libva.so.1.3200.0
     63 # VA-API 0.34.1 generates libva.so.1.3401.0
     64 # VA-API 1.2.13 generates libva.so.2.213.0
     65 m4_define([libva_interface_bias], [m4_eval(va_api_major_version + 1)])
     66 m4_define([libva_interface_age],  [0])
     67 m4_define([libva_binary_age],
     68           [m4_eval(100 * va_api_minor_version + va_api_micro_version - libva_interface_age)])
     69 
     70 m4_define([libva_lt_current],
     71           [m4_eval(100 * va_api_minor_version + va_api_micro_version + libva_interface_bias)])
     72 m4_define([libva_lt_revision],
     73           [m4_eval(libva_interface_age)])
     74 m4_define([libva_lt_age],
     75           [m4_eval(libva_binary_age - libva_interface_age)])
     76 
     77 # libdrm minimun version requirement
     78 m4_define([libdrm_version], [2.4])
     79 
     80 # Wayland minimum version number
     81 m4_define([wayland_api_version], [1.0.0])
     82 
     83 AC_PREREQ(2.57)
     84 AC_INIT([libva], [libva_version], [waldo.bastian (a] intel.com], libva)
     85 AC_CONFIG_SRCDIR([Makefile.am])
     86 AM_INIT_AUTOMAKE([dist-bzip2])
     87 
     88 AM_CONFIG_HEADER([config.h])
     89 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
     90 
     91 VA_API_MAJOR_VERSION=va_api_major_version
     92 VA_API_MINOR_VERSION=va_api_minor_version
     93 VA_API_MICRO_VERSION=va_api_micro_version
     94 VA_API_VERSION=va_api_version
     95 AC_SUBST(VA_API_MAJOR_VERSION)
     96 AC_SUBST(VA_API_MINOR_VERSION)
     97 AC_SUBST(VA_API_MICRO_VERSION)
     98 AC_SUBST(VA_API_VERSION)
     99 
    100 LIBVA_MAJOR_VERSION=libva_major_version
    101 LIBVA_MINOR_VERSION=libva_minor_version
    102 LIBVA_MICRO_VERSION=libva_micro_version
    103 LIBVA_VERSION=libva_version
    104 AC_SUBST(LIBVA_MAJOR_VERSION)
    105 AC_SUBST(LIBVA_MINOR_VERSION)
    106 AC_SUBST(LIBVA_MICRO_VERSION)
    107 AC_SUBST(LIBVA_VERSION)
    108 
    109 LIBVA_LT_CURRENT=libva_lt_current
    110 LIBVA_LT_REV=libva_lt_revision
    111 LIBVA_LT_AGE=libva_lt_age
    112 LIBVA_LT_VERSION="$LIBVA_LT_CURRENT:$LIBVA_LT_REV:$LIBVA_LT_AGE"
    113 LIBVA_LT_LDFLAGS="-version-info $LIBVA_LT_VERSION"
    114 AC_SUBST(LIBVA_LT_VERSION)
    115 AC_SUBST(LIBVA_LT_LDFLAGS)
    116 
    117 AC_ARG_ENABLE(docs,
    118     [AC_HELP_STRING([--enable-docs],
    119                     [build Doxygen documentation @<:@default=no@:>@])],
    120     [], [enable_docs="no"])
    121 
    122 AC_ARG_ENABLE(drm,
    123     [AC_HELP_STRING([--enable-drm],
    124                     [build with VA/DRM API support @<:@default=yes@:>@])],
    125     [], [enable_drm="yes"])
    126 
    127 AC_ARG_ENABLE(x11,
    128     [AC_HELP_STRING([--enable-x11],
    129                     [build with VA/X11 API support @<:@default=yes@:>@])],
    130     [], [enable_x11="yes"])
    131 
    132 AC_ARG_ENABLE(glx,
    133     [AC_HELP_STRING([--enable-glx],
    134                     [build with VA/GLX API support @<:@default=yes@:>@])],
    135     [], [enable_glx="yes"])
    136 
    137 AC_ARG_ENABLE(egl,
    138     [AC_HELP_STRING([--enable-egl],
    139                     [build with VA/EGL API support @<:@default=yes@:>@])],
    140     [], [enable_egl="yes"])
    141 
    142 AC_ARG_ENABLE([wayland],
    143     [AC_HELP_STRING([--enable-wayland],
    144                     [build with VA/Wayland API support @<:@default=yes@:>@])],
    145     [], [enable_wayland="yes"])
    146 
    147 AC_ARG_WITH(drivers-path,
    148     [AC_HELP_STRING([--with-drivers-path=[[path]]],
    149                     [drivers path])],
    150     [], [with_drivers_path="$libdir/dri"])
    151 
    152 LIBVA_DRIVERS_PATH="$with_drivers_path"
    153 AC_SUBST(LIBVA_DRIVERS_PATH)
    154 
    155 AC_DISABLE_STATIC
    156 AC_PROG_LIBTOOL
    157 AC_PROG_CC
    158 AC_PROG_CXX
    159 AM_PROG_CC_C_O
    160 PKG_PROG_PKG_CONFIG
    161 
    162 AC_HEADER_STDC
    163 AC_SYS_LARGEFILE
    164 
    165 # Check for Doxygen
    166 if test "$enable_docs" = "yes"; then
    167     AC_CHECK_TOOL([DOXYGEN], [doxygen], [no])
    168     if test "$DOXYGEN" = "no"; then
    169        enable_docs="no"
    170     fi
    171 fi
    172 AM_CONDITIONAL(ENABLE_DOCS, test "$enable_docs" = "yes")
    173 
    174 # Check for __attribute__((visibility()))
    175 AC_CACHE_CHECK([whether __attribute__((visibility())) is supported],
    176     ac_cv_have_gnuc_visibility_attribute,
    177     [cat > conftest.c <<EOF
    178 int foo __attribute__ ((visibility ("hidden"))) = 1;
    179 int bar __attribute__ ((visibility ("protected"))) = 1;
    180 EOF
    181     ac_cv_have_gnuc_visibility_attribute="no"
    182     if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
    183         if grep '\.hidden.*foo' conftest.s >/dev/null; then
    184             if grep '\.protected.*bar' conftest.s >/dev/null; then
    185                 ac_cv_have_gnuc_visibility_attribute="yes"
    186             fi
    187         fi
    188     fi
    189     rm -f conftest.[cs]
    190 ])
    191 if test "$ac_cv_have_gnuc_visibility_attribute" = "yes"; then
    192     AC_DEFINE([HAVE_GNUC_VISIBILITY_ATTRIBUTE], [1],
    193               [Defined to 1 if GCC visibility attribute is supported])
    194 fi
    195 
    196 
    197 # Check for DRM (mandatory)
    198 LIBDRM_VERSION=libdrm_version
    199 PKG_CHECK_MODULES([DRM], [libdrm >= $LIBDRM_VERSION])
    200 AC_SUBST(LIBDRM_VERSION)
    201 
    202 USE_DRM="no"
    203 if test "$enable_drm" = "yes"; then
    204     USE_DRM="yes"
    205     AC_DEFINE([HAVE_VA_DRM], [1], [Defined to 1 if VA/DRM API is built])
    206 fi
    207 AM_CONDITIONAL(USE_DRM, test "$USE_DRM" = "yes")
    208 
    209 # Check for X11
    210 USE_X11="no"
    211 if test "$enable_x11" = "yes"; then
    212     USE_X11="yes"
    213     PKG_CHECK_MODULES([X11],    [x11],    [:], [USE_X11="no"])
    214     PKG_CHECK_MODULES([XEXT],   [xext],   [:], [USE_X11="no"])
    215     PKG_CHECK_MODULES([XFIXES], [xfixes], [:], [USE_X11="no"])
    216     if test "$USE_X11" = "yes"; then
    217         AC_DEFINE([HAVE_VA_X11], [1], [Defined to 1 if VA/X11 API is built])
    218     fi
    219 fi
    220 AM_CONDITIONAL(USE_X11, test "$USE_X11" = "yes")
    221 
    222 # Check for GLX
    223 USE_GLX="no"
    224 if test "$USE_X11:$enable_glx" = "yes:yes"; then
    225     PKG_CHECK_MODULES([GLX], [gl x11], [USE_GLX="yes"], [:])
    226     saved_CPPFLAGS="$CPPFLAGS"
    227     saved_LIBS="$LIBS"
    228     CPPFLAGS="$CPPFLAGS $GLX_CFLAGS"
    229     LIBS="$LIBS $GLX_LIBS"
    230     AC_CHECK_HEADERS([GL/gl.h GL/glx.h], [:], [USE_GLX="no"])
    231     AC_CHECK_LIB([GL], [glXCreateContext], [:] [USE_GLX="no"])
    232     CPPFLAGS="$saved_CPPFLAGS"
    233     LIBS="$saved_LIBS"
    234     if test "$USE_GLX" = "yes"; then
    235         AC_DEFINE([HAVE_VA_GLX], [1], [Defined to 1 if VA/GLX API is built])
    236     fi
    237 fi
    238 AM_CONDITIONAL(USE_GLX, test "$USE_GLX" = "yes")
    239 
    240 # Check for EGL
    241 USE_EGL="no"
    242 if test "$enable_egl" = "yes"; then
    243     PKG_CHECK_MODULES([EGL], [egl], [USE_EGL="yes"], [:])
    244     saved_CPPFLAGS="$CPPFLAGS"
    245     saved_LIBS="$LIBS"
    246     CPPFLAGS="$CPPFLAGS $EGL_CFLAGS"
    247     LIBS="$LIBS $EGL_LIBS"
    248     AC_CHECK_HEADERS([EGL/egl.h], [:], [USE_EGL="no"])
    249     AC_CHECK_LIB([EGL], [eglGetDisplay], [:], [USE_EGL="no"])
    250     CPPFLAGS="$saved_CPPFLAGS"
    251     LIBS="$saved_LIBS"
    252     if test "$USE_EGL" = "yes"; then
    253         AC_DEFINE([HAVE_VA_EGL], [1], [Defined to 1 if VA/EGL API is built])
    254     fi
    255 fi
    256 AM_CONDITIONAL(USE_EGL, test "$USE_EGL" = "yes")
    257 
    258 # Check for Wayland
    259 WAYLAND_API_VERSION=wayland_api_version
    260 AC_SUBST(WAYLAND_API_VERSION)
    261 
    262 USE_WAYLAND="no"
    263 if test "$enable_wayland" = "yes"; then
    264     PKG_CHECK_MODULES([WAYLAND], [wayland-client >= wayland_api_version],
    265         [USE_WAYLAND="yes"], [:])
    266     if test "$USE_WAYLAND" = "yes"; then
    267         AC_DEFINE([HAVE_VA_WAYLAND], [1],
    268                   [Defined to 1 if VA/Wayland API is built])
    269     fi
    270 fi
    271 AM_CONDITIONAL(USE_WAYLAND, test "$USE_WAYLAND" = "yes")
    272 
    273 m4_ifdef([WAYLAND_SCANNER_RULES],
    274     [WAYLAND_SCANNER_RULES(['$(top_srcdir)/va/wayland/protocol'])],
    275     [wayland_scanner_rules=""; AC_SUBST(wayland_scanner_rules)])
    276 
    277 # We only need the headers, we don't link against the DRM libraries
    278 LIBVA_CFLAGS="$DRM_CFLAGS"
    279 AC_SUBST(LIBVA_CFLAGS)
    280 AC_SUBST(LIBVA_LIBS)
    281 
    282 pkgconfigdir=${libdir}/pkgconfig
    283 AC_SUBST(pkgconfigdir)
    284 
    285 # Check for builds without backend
    286 if test "$USE_DRM:$USE_X11:$USE_WAYLAND" = "no:no:no"; then
    287     AC_MSG_ERROR([Please select at least one backend (DRM, X11, Wayland)])
    288 fi
    289 
    290 AC_OUTPUT([
    291     Makefile
    292     debian.upstream/Makefile
    293     doc/Makefile
    294     pkgconfig/Makefile
    295     pkgconfig/libva-drm.pc
    296     pkgconfig/libva-egl.pc
    297     pkgconfig/libva-glx.pc
    298     pkgconfig/libva-tpi.pc
    299     pkgconfig/libva-wayland.pc
    300     pkgconfig/libva-x11.pc
    301     pkgconfig/libva.pc
    302     test/Makefile
    303     test/basic/Makefile
    304     test/common/Makefile
    305     test/decode/Makefile
    306     test/encode/Makefile
    307     test/putsurface/Makefile
    308     test/transcode/Makefile
    309     test/vainfo/Makefile
    310     va/Makefile
    311     va/drm/Makefile
    312     va/egl/Makefile
    313     va/glx/Makefile
    314     va/va_version.h
    315     va/wayland/Makefile
    316     va/wayland/protocol/Makefile
    317     va/x11/Makefile
    318 ])
    319 
    320 # Print a small summary
    321 AS_IF([test x$USE_DRM = xyes], [BACKENDS="drm $BACKENDS"])
    322 AS_IF([test x$USE_X11 = xyes], [BACKENDS="x11 $BACKENDS"])
    323 AS_IF([test x$USE_GLX = xyes], [BACKENDS="glx $BACKENDS"])
    324 AS_IF([test x$USE_EGL = xyes], [BACKENDS="egl $BACKENDS"])
    325 AS_IF([test x$USE_WAYLAND = xyes], [BACKENDS="wayland $BACKENDS"])
    326 
    327 echo
    328 echo "libva - ${LIBVA_VERSION} (VA-API ${VA_API_VERSION})"
    329 echo
    330 echo Installation prefix .............. : $prefix
    331 echo Default driver path .............. : $LIBVA_DRIVERS_PATH
    332 echo Extra window systems ............. : $BACKENDS
    333 echo Build documentation .............. : $enable_docs
    334 echo
    335