File gpac-0.5.0-libpng-version-detection.patch of Package gpac

File gpac-0.5.0-libpng-version-detection.patch of Package gpac (Revision 5fd90c78ee349367f238290b0cf8ea85)

Currently displaying revision 5fd90c78ee349367f238290b0cf8ea85 , Show latest

Index: gpac-0.5.0.svn4668/configure
===================================================================
--- gpac-0.5.0.svn4668.orig/configure
+++ gpac-0.5.0.svn4668/configure
@@ -1149,27 +1149,40 @@ int main( void ) { return 0; }
 EOF
 
 if test "$cross_prefix" = "" ; then
-    png_cflags="-I$prefix/include"
-    png_lflags="-L$prefix/lib -lpng -lz"
+    png_flavor=""
+    if [ -d /usr/include/libpng16 ] ; then \
+	png_flavor="png16"
+    elif [ -d /usr/include/libpng15 ] ; then \
+	png_flavor="png15"
+    elif [ -d /usr/include/libpng14 ] ; then \
+	png_flavor="png14"
+    elif [ -d /usr/include/libpng12 ] ; then \
+        png_flavor="png12"
+    else
+	png_flavor="png"
+    fi
+
+    png_cflags="-I$prefix/include/lib$png_flavor"
+    png_lflags="-L$prefix/$libdir -l$png_flavor -lz"
     #-nostdlib prevents from searching standard compiler libraries
     #if $cc -o $TMPO $TMPC -nostdlib $png_cflags $png_lflags 2> /dev/null  ; then
     if $cc -o $TMPO $TMPC $png_cflags $png_lflags $LDFLAGS 2> /dev/null  ; then
         has_png="system"
-    elif $cc -o $TMPO $TMPC $LDFLAGS -lpng -lz 2> /dev/null  ; then
+    elif $cc -o $TMPO $TMPC $LDFLAGS -l$png_flavor -lz 2> /dev/null  ; then
         has_png="system"
     elif test "$alt_macosx_dir" != "" ; then
-        if $cc -o $TMPO $TMPC -I$alt_macosx_dir/include -L$alt_macosx_dir/lib $LDFLAGS -lpng 2> /dev/null ; then
+        if $cc -o $TMPO $TMPC -I$alt_macosx_dir/include/lib$png_flavor -L$alt_macosx_dir/$libdir $LDFLAGS -l$png_flavor 2> /dev/null ; then
             has_png="system"
         fi
     fi
 fi
 if test "$has_png" = "no" ; then
-    if $cc -o $TMPO $TMPC -I$local_inc/png -L$local_lib -lpng 2> /dev/null  ; then
+    if $cc -o $TMPO $TMPC -I$local_inc/$png_flavor -L$local_lib -l$png_flavor 2> /dev/null  ; then
         has_png="local"
     fi
 fi
 
-
+sed -i "s/png.h/lib$png_flavor\/png.h/" src/media_tools/img.c
 
 #look for MAD support
 cat > $TMPC << EOF
@@ -2823,6 +2836,7 @@ if test "$has_jpeg" != "no" ; then
 fi
 
 echo "CONFIG_PNG=$has_png" >> config.mak
+echo "png_flavor=$png_flavor" >> config.mak
 if test "$has_png" != "no" ; then
     echo "#define GPAC_HAS_PNG" >> $TMPH
 fi
Index: gpac-0.5.0.svn4668/src/Makefile
===================================================================
--- gpac-0.5.0.svn4668.orig/src/Makefile
+++ gpac-0.5.0.svn4668/src/Makefile
@@ -495,7 +495,7 @@ endif
 #5 - PNG support
 ifeq ($(CONFIG_PNG), no)
 else
-LINKLIBS+= -lpng
+LINKLIBS+= -l$(png_flavor)
 ifeq ($(CONFIG_PNG), local)
 NEED_LOCAL_LIB="yes"
 MEDIATOOLS_CFLAGS+=-I"$(LOCAL_INC_PATH)/png"