fix and detect differences between faad2 1.1 and 2.0

git-svn-id: https://svn.musicpd.org/mpd/trunk@459 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 65 insertions, 1 deletions

diff --git a/configure.ac b/configure.ac
index 9c695a254..e2b5f16f7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -278,13 +278,77 @@ if test x$enable_aac = xyes; then
 	CPPFLAGS=$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 $FAAD_CFLAGS";MP4FF_SUBDIR="mp4ff";MP4FF_LIB="mp4ff/libmp4ff.la"],enable_aac=no)
 	fi
 	if test x$enable_aac = xyes; then
-		AC_CHECK_MEMBERS([faacDecConfiguration.downMatrix,faacDecConfiguration.dontUpSampleImplicitSBR],,,[#include <faad.h>])
+  		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_TYPES(mp4AudioSpecificConfig,,,[#include <faad.h>])
+		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])