avcodec/mpeg12dec: Document Ticket3809 fix

[ffmpeg] / configure

diff --git a/configure b/configure
index bde30c6b8d3f49657056916e4d7c28d4d0a9f172..9c3af50569bdebdb5cecf3b76d1cc98f8a0ccd7d 100755 (executable)
--- a/configure
+++ b/configure
@@ -299,6 +299,7 @@ Toolchain options:
   --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]
   --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
   --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
+  --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
   --extra-libs=ELIBS       add ELIBS [$ELIBS]
   --extra-version=STRING   version string suffix []
   --optflags=OPTFLAGS      override optimization-related compiler flags
@@ -758,6 +759,10 @@ add_ldflags(){
     append LDFLAGS $($ldflags_filter "$@")
 }
 
+add_ldexeflags(){
+    append LDEXEFLAGS $($ldflags_filter "$@")
+}
+
 add_stripflags(){
     append ASMSTRIPFLAGS "$@"
 }
@@ -1577,6 +1582,7 @@ ARCH_FEATURES="
     local_aligned_8
     local_aligned_16
     local_aligned_32
+    simd_align_16
 "
 
 BUILTIN_LIST="
@@ -1642,6 +1648,10 @@ HEADERS_LIST="
     winsock2_h
 "
 
+INTRINSICS_LIST="
+    intrinsics_neon
+"
+
 MATH_FUNCS="
     atanf
     atan2f
@@ -1773,6 +1783,7 @@ HAVE_LIST="
     $HAVE_LIST_CMDLINE
     $HAVE_LIST_PUB
     $HEADERS_LIST
+    $INTRINSICS_LIST
     $MATH_FUNCS
     $SYSTEM_FUNCS
     $THREADS_LIST
@@ -1936,6 +1947,7 @@ armv6_deps="arm"
 armv6t2_deps="arm"
 armv8_deps="aarch64"
 neon_deps_any="aarch64 arm"
+intrinsics_neon_deps="neon"
 vfp_deps_any="aarch64 arm"
 vfpv3_deps="vfp"
 
@@ -1986,8 +1998,7 @@ aligned_stack_if_any="aarch64 ppc x86"
 fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
 fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
 fast_unaligned_if_any="aarch64 ppc x86"
-
-need_memalign="altivec neon sse"
+simd_align_16_if_any="altivec neon sse"
 
 # system capabilities
 
@@ -2121,6 +2132,7 @@ mpc7_decoder_select="bswapdsp mpegaudiodsp"
 mpc8_decoder_select="mpegaudiodsp"
 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
 mpeg_xvmc_decoder_select="mpeg2video_decoder"
+mpegvideo_decoder_select="error_resilience mpeg_er mpegvideo"
 mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
 mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
 mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
@@ -2657,6 +2669,7 @@ else
     arch_default=$(uname -m)
 fi
 cpu="generic"
+intrinsics="none"
 
 # configurable options
 enable $PROGRAM_LIST
@@ -2829,6 +2842,9 @@ for opt do
         --extra-ldflags=*)
             add_ldflags $optval
         ;;
+        --extra-ldexeflags=*)
+            add_ldexeflags $optval
+        ;;
         --extra-libs=*)
             add_extralibs $optval
         ;;
@@ -4528,6 +4544,8 @@ EOF
 
 fi
 
+check_code cc arm_neon.h "int16x8_t test = vdupq_n_s16(0)" && enable intrinsics_neon
+
 check_ldflags -Wl,--as-needed
 
 if check_func dlopen; then
@@ -4748,7 +4766,7 @@ enabled libopenjpeg       && { check_lib openjpeg-1.5/openjpeg.h opj_version -lo
                                check_lib openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
                                die "ERROR: libopenjpeg not found"; }
 enabled libopus           && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
-enabled libpulse          && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
+enabled libpulse          && require_pkg_config libpulse pulse/pulseaudio.h pa_context_new
 enabled libquvi           && require_pkg_config libquvi quvi/quvi.h quvi_init
 enabled librtmp           && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
 enabled libschroedinger   && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
@@ -4758,7 +4776,7 @@ enabled libsmbclient      && { { check_pkg_config smbclient libsmbclient.h smbc_
                                  require smbclient libsmbclient.h smbc_init -lsmbclient; }
 enabled libsoxr           && require libsoxr soxr.h soxr_create -lsoxr
 enabled libssh            && require_pkg_config libssh libssh/sftp.h sftp_init
-enabled libspeex          && require libspeex speex/speex.h speex_decoder_init -lspeex
+enabled libspeex          && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex
 enabled libstagefright_h264 && require_cpp libstagefright_h264 "binder/ProcessState.h media/stagefright/MetaData.h
     media/stagefright/MediaBufferGroup.h media/stagefright/MediaDebug.h media/stagefright/MediaDefs.h
     media/stagefright/OMXClient.h media/stagefright/OMXCodec.h" android::OMXClient -lstagefright -lmedia -lutils -lbinder -lgnustl_static
@@ -5174,7 +5192,7 @@ enabled_all dxva2 dxva2api_cobj CoTaskMemFree &&
     enable dxva2_lib
 
 ! enabled_any memalign posix_memalign aligned_malloc &&
-    enabled_any $need_memalign && enable memalign_hack
+    enabled simd_align_16 && enable memalign_hack
 
 # add_dep lib dep
 # -> enable ${lib}_deps_${dep}
@@ -5203,6 +5221,8 @@ merge_deps() {
 
 merge_deps libavfilter $FILTER_LIST
 
+map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
+
 for thread in $THREADS_LIST; do
     if enabled $thread; then
         test -n "$thread_type" &&
@@ -5211,6 +5231,8 @@ for thread in $THREADS_LIST; do
     fi
 done
 
+enabled zlib && add_cppflags -DZLIB_CONST
+
 # conditional library dependencies, in linking order
 enabled aconvert_filter     && prepend avfilter_deps "swresample"
 enabled amovie_filter       && prepend avfilter_deps "avformat avcodec"
@@ -5383,6 +5405,7 @@ SRC_PATH:=\$(SRC_PATH:.%=..%)
 endif
 CC_IDENT=$cc_ident
 ARCH=$arch
+INTRINSICS=$intrinsics
 CC=$cc
 CXX=$cxx
 AS=$as
@@ -5419,6 +5442,7 @@ WINDRES=$windres
 DEPWINDRES=$dep_cc
 DOXYGEN=$doxygen
 LDFLAGS=$LDFLAGS
+LDEXEFLAGS=$LDEXEFLAGS
 SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
 ASMSTRIPFLAGS=$ASMSTRIPFLAGS
 YASMFLAGS=$YASMFLAGS
@@ -5627,6 +5651,6 @@ pkgconfig_generate libavformat   "FFmpeg container format library"      "$LIBAVF
 pkgconfig_generate libavdevice   "FFmpeg device handling library"       "$LIBAVDEVICE_VERSION"   "$extralibs"
 pkgconfig_generate libavfilter   "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION"   "$extralibs"
 pkgconfig_generate libpostproc   "FFmpeg postprocessing library"        "$LIBPOSTPROC_VERSION"   ""
-pkgconfig_generate libavresample "Libav audio resampling library"       "$LIBAVRESAMPLE_VERSION" "$extralibs"
+pkgconfig_generate libavresample "Libav audio resampling library"       "$LIBAVRESAMPLE_VERSION" "$LIBM"
 pkgconfig_generate libswscale    "FFmpeg image rescaling library"       "$LIBSWSCALE_VERSION"    "$LIBM"
 pkgconfig_generate libswresample "FFmpeg audio resampling library"      "$LIBSWRESAMPLE_VERSION" "$LIBM"