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Diffstat (limited to '')
| -rw-r--r-- | m4/faad.m4 | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/m4/faad.m4 b/m4/faad.m4 new file mode 100644 index 000000000..f7c360409 --- /dev/null +++ b/m4/faad.m4 @@ -0,0 +1,190 @@ +AC_DEFUN([AM_PATH_FAAD], +[dnl ## +dnl faad +dnl ## + +AC_ARG_ENABLE(aac, + AS_HELP_STRING([--disable-aac], + [disable AAC support (default: enable)]),, + enable_aac=yes) + +AC_ARG_WITH(faad, + AS_HELP_STRING([--with-faad=PFX], + [prefix where faad2 is installed (optional)]),, + faad_prefix="") +AC_ARG_WITH(faad-libraries, + AS_HELP_STRING([--with-faad-libraries=DIR], + [directory where faad2 library is installed (optional)]),, + faad_libraries="") +AC_ARG_WITH(faad-includes, + AS_HELP_STRING([--with-faad-includes=DIR], + [directory where faad2 header files are installed (optional)]),, + faad_includes="") + +if test x$enable_aac = xyes; then + if test "x$faad_libraries" != "x" ; then + FAAD_LIBS="-L$faad_libraries" + elif test "x$faad_prefix" != "x" ; then + FAAD_LIBS="-L$faad_prefix/lib" + fi + + FAAD_LIBS="$FAAD_LIBS -lfaad" + + if test "x$faad_includes" != "x" ; then + FAAD_CFLAGS="-I$faad_includes" + elif test "x$faad_prefix" != "x" ; then + FAAD_CFLAGS="-I$faad_prefix/include" + fi + + oldcflags=$CFLAGS + oldlibs=$LIBS + oldcppflags=$CPPFLAGS + CFLAGS="$CFLAGS $MPD_CFLAGS $FAAD_CFLAGS -I." + LIBS="$LIBS $MPD_LIBS $FAAD_LIBS" + CPPFLAGS=$CFLAGS + AC_CHECK_HEADER(faad.h,,enable_aac=no) + if test x$enable_aac = xyes; then + AC_CHECK_DECL(FAAD2_VERSION,,enable_aac=no,[#include <faad.h>]) + fi + if test x$enable_aac = xyes; then + AC_CHECK_DECL(faacDecInit2,,enable_aac=no,[#include <faad.h>]) + fi + if test x$enable_aac = xyes; then + AC_CHECK_LIB(faad,faacDecInit2,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS"],enable_aac=no) + if test x$enable_aac = xno; then + enable_aac=yes + AC_CHECK_LIB(faad,NeAACDecInit2,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS"],enable_aac=no) + fi + fi + if test x$enable_aac = xyes; then + AC_MSG_CHECKING(that FAAD2 uses buffer and bufferlen) + AC_COMPILE_IFELSE([ +#include <faad.h> + +int main() { + char buffer; + long bufferlen = 0; + faacDecHandle decoder; + faacDecFrameInfo frameInfo; + faacDecConfigurationPtr config; + unsigned char channels; + long sampleRate; + mp4AudioSpecificConfig mp4ASC; + + decoder = faacDecOpen(); + config = faacDecGetCurrentConfiguration(decoder); + config->outputFormat = FAAD_FMT_16BIT; + faacDecSetConfiguration(decoder,config); + AudioSpecificConfig(&buffer, bufferlen, &mp4ASC); + faacDecInit(decoder,&buffer,bufferlen,&sampleRate,&channels); + faacDecInit2(decoder,&buffer,bufferlen,&sampleRate,&channels); + faacDecDecode(decoder,&frameInfo,&buffer,bufferlen); + + return 0; +} +],[AC_MSG_RESULT(yes);AC_DEFINE(HAVE_FAAD_BUFLEN_FUNCS,1,[Define if FAAD2 uses buflen in function calls])],[AC_MSG_RESULT(no); + AC_MSG_CHECKING(that FAAD2 can even be used) + AC_COMPILE_IFELSE([ +#include <faad.h> + +int main() { + char buffer; + faacDecHandle decoder; + faacDecFrameInfo frameInfo; + faacDecConfigurationPtr config; + unsigned char channels; + long sampleRate; + long bufferlen = 0; + unsigned long dummy1_32; + unsigned char dummy2_8, dummy3_8, dummy4_8, dummy5_8, dummy6_8, + dummy7_8, dummy8_8; + + decoder = faacDecOpen(); + config = faacDecGetCurrentConfiguration(decoder); + config->outputFormat = FAAD_FMT_16BIT; + faacDecSetConfiguration(decoder,config); + AudioSpecificConfig(&buffer,&dummy1_32,&dummy2_8, + &dummy3_8,&dummy4_8,&dummy5_8, + &dummy6_8,&dummy7_8,&dummy8_8); + faacDecInit(decoder,&buffer,&sampleRate,&channels); + faacDecInit2(decoder,&buffer,bufferlen,&sampleRate,&channels); + faacDecDecode(decoder,&frameInfo,&buffer); + faacDecClose(decoder); + + return 0; +} +],AC_MSG_RESULT(yes),[AC_MSG_RESULT(no);enable_aac=no]) + ]) + fi + if test x$enable_aac = xyes; then + AC_CHECK_MEMBERS([faacDecConfiguration.downMatrix,faacDecConfiguration.dontUpSampleImplicitSBR,faacDecFrameInfo.samplerate],,,[#include <faad.h>]) + AC_DEFINE(HAVE_FAAD,1,[Define to use FAAD2 for AAC decoding]) + else + AC_MSG_WARN([faad2 lib needed for MP4/AAC support -- disabling MP4/AAC support]) + fi + CFLAGS=$oldcflags + LIBS=$oldlibs + CPPFLAGS=$oldcppflags +fi + +if test x$enable_aac = xyes; then + oldcflags=$CFLAGS + oldlibs=$LIBS + oldcppflags=$CPPFLAGS + CFLAGS="$CFLAGS $MPD_CFLAGS $FAAD_CFLAGS -Werror" + LIBS="$LIBS $MPD_LIBS $FAAD_LIBS" + CPPFLAGS=$CFLAGS + + AC_MSG_CHECKING(for broken libfaad headers) + AC_COMPILE_IFELSE([ +#include <faad.h> +#include <stddef.h> +#include <stdint.h> + +int main() { + unsigned char channels; + uint32_t sample_rate; + + faacDecInit2(NULL, NULL, 0, &sample_rate, &channels); + return 0; +} + ], + [AC_MSG_RESULT(correct)], + [AC_MSG_RESULT(broken); + AC_DEFINE(HAVE_FAAD_LONG, 1, [Define if faad.h uses the broken "unsigned long" pointers])]) + + CFLAGS=$oldcflags + LIBS=$oldlibs + CPPFLAGS=$oldcppflags +fi + +if test x$enable_aac = xyes; then + enable_mp4=yes + MP4FF_LIBS="-lmp4ff" + + oldcflags=$CFLAGS + oldlibs=$LIBS + oldcppflags=$CPPFLAGS + CFLAGS="$CFLAGS $FAAD_CFLAGS" + LIBS="$LIBS $MP4FF_LIBS" + CPPFLAGS=$CFLAGS + + AC_CHECK_HEADER(mp4ff.h,,enable_mp4=no) + + if test x$enable_mp4 = xyes; then + AC_CHECK_LIB(mp4ff,mp4ff_open_read,,enable_mp4=no) + fi + + if test x$enable_mp4 = xyes; then + AC_SUBST(MP4FF_LIBS) + AC_DEFINE(HAVE_MP4, 1, [Define to use FAAD2+mp4ff for MP4 decoding]) + else + AC_MSG_WARN([libmp4ff needed for MP4 support -- disabling MP4 support]) + unset MP4FF_LIBS + fi + + CFLAGS=$oldcflags + LIBS=$oldlibs + CPPFLAGS=$oldcppflags +fi +])
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