build: postproc cleanup.

This reverts 79f80f5c, moves postproc along with the other libraries,
and fix the postproc dependency to libavutil.

configure

@@ -308,8 +308,6 @@ Optimization options (experts only):
   --disable-mipsdspr2      disable MIPS DSP ASE R2 optimizations
   --disable-mipsfpu        disable floating point MIPS optimizations
   --disable-fast-unaligned consider unaligned accesses slow
-  --postproc-version=V     build libpostproc version V.
-                           Where V can be '$ALT_PP_VER_MAJOR.$ALT_PP_VER_MINOR.$ALT_PP_VER_MICRO' or 'current'. [$postproc_version_default]
 
 Developer options (useful when working on FFmpeg itself):
   --enable-coverage        build with test coverage instrumentation
@@ -1118,6 +1116,7 @@ LIBRARY_LIST="
     avformat
     avresample
     avutil
+    postproc
     swresample
     swscale
 "
@@ -1199,7 +1198,6 @@ CONFIG_LIST="
     openal
     openssl
     pic
-    postproc
     rdft
     runtime_cpudetect
     safe_bitstream_reader
@@ -1542,7 +1540,6 @@ CMDLINE_SET="
     nm
     optflags
     pkg_config
-    postproc_version
     progs_suffix
     random_seed
     samples
@@ -2015,7 +2012,7 @@ avdevice_deps="avutil avcodec avformat"
 avfilter_deps="avutil"
 avformat_deps="avutil avcodec"
 avresample_deps="avutil"
-postproc_deps="gpl"
+postproc_deps="avutil gpl"
 swscale_deps="avutil"
 
 # programs
@@ -2047,7 +2044,6 @@ incdir_default='${prefix}/include'
 libdir_default='${prefix}/lib'
 mandir_default='${prefix}/share/man'
 shlibdir_default="$libdir_default"
-postproc_version_default="current"
 
 # toolchain
 ar_default="ar"
@@ -2074,17 +2070,10 @@ cpu="generic"
 target_os_default=$(tolower $(uname -s))
 host_os=$target_os_default
 
-# alternative libpostproc version
-ALT_PP_VER_MAJOR=51
-ALT_PP_VER_MINOR=2
-ALT_PP_VER_MICRO=101
-ALT_PP_VER=$ALT_PP_VER_MAJOR.$ALT_PP_VER_MINOR.$ALT_PP_VER_MICRO
-
 # configurable options
 enable $PROGRAM_LIST
 enable $DOCUMENT_LIST
 enable $(filter_out avresample $LIBRARY_LIST)
-enable postproc
 enable stripping
 
 enable asm
@@ -2325,18 +2314,6 @@ if enabled cross_compile; then
         die "Must specify target arch and OS when cross-compiling"
 fi
 
-set_default postproc_version
-
-# Check if we should build alternative libpostproc version instead of current
-if   test "$postproc_version" = $ALT_PP_VER; then
-  LIBPOSTPROC_VERSION=$ALT_PP_VER
-  LIBPOSTPROC_VERSION_MAJOR=$ALT_PP_VER_MAJOR
-  LIBPOSTPROC_VERSION_MINOR=$ALT_PP_VER_MINOR
-  LIBPOSTPROC_VERSION_MICRO=$ALT_PP_VER_MICRO
-elif test "$postproc_version" != current; then
-  die "Invalid argument to --postproc-version. See --help output."
-fi
-
 ar_default="${cross_prefix}${ar_default}"
 cc_default="${cross_prefix}${cc_default}"
 cxx_default="${cross_prefix}${cxx_default}"
@@ -4452,21 +4429,6 @@ get_version(){
     eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
 }
 
-get_version_old(){
-    name=$1
-    file=$source_path/$2
-# This condition will be removed when we stop supporting old libpostproc versions
-if ! test "$name" = LIBPOSTPROC || test "$postproc_version" = current; then
-    eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
-    eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
-fi
-    lcname=$(tolower $name)
-    eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
-    eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
-}
-
-get_version_old LIBPOSTPROC libpostproc/version.h
-
 map 'get_version $v' $LIBRARY_LIST
 
 cat > $TMPH <<EOF
@@ -4517,12 +4479,6 @@ cat > $TMPH <<EOF
 #define AVUTIL_AVCONFIG_H
 EOF
 
-test "$postproc_version" != current && cat >> $TMPH <<EOF
-#define LIBPOSTPROC_VERSION_MAJOR $LIBPOSTPROC_VERSION_MAJOR
-#define LIBPOSTPROC_VERSION_MINOR $LIBPOSTPROC_VERSION_MINOR
-#define LIBPOSTPROC_VERSION_MICRO $LIBPOSTPROC_VERSION_MICRO
-EOF
-
 print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB
 
 echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH

libpostproc/postprocess.c

@@ -617,11 +617,7 @@ static inline void postProcess(const uint8_t src[], int srcStride, uint8_t dst[]
 
 /* -pp Command line Help
 */
-#if LIBPOSTPROC_VERSION_INT < (52<<16)
-const char *const pp_help=
-#else
 const char pp_help[] =
-#endif
 "Available postprocessing filters:\n"
 "Filters                        Options\n"
 "short  long name       short   long option     Description\n"

libpostproc/version.h

@@ -28,11 +28,9 @@
 
 #include "libavutil/avutil.h"
 
-#ifndef LIBPOSTPROC_VERSION_MAJOR
 #define LIBPOSTPROC_VERSION_MAJOR 52
 #define LIBPOSTPROC_VERSION_MINOR  2
 #define LIBPOSTPROC_VERSION_MICRO 100
-#endif
 
 #define LIBPOSTPROC_VERSION_INT AV_VERSION_INT(LIBPOSTPROC_VERSION_MAJOR, \
                                                LIBPOSTPROC_VERSION_MINOR, \