mpegvideo: split the encoding-only parts of frame_start() into a separate function

[ffmpeg] / configure

diff --git a/configure b/configure
index 541d0805a30f91ec55f78ff4c10fb7c4ae4f350e..8cf25ab258b98a45bb909809c292dbe83c9c3c20 100755 (executable)
--- a/configure
+++ b/configure
@@ -202,6 +202,7 @@ External library support:
   --enable-libvorbis       enable Vorbis encoding via libvorbis [no]
   --enable-libvpx          enable VP8 and VP9 de/encoding via libvpx [no]
   --enable-libwavpack      enable wavpack encoding via libwavpack [no]
+  --enable-libwebp         enable WebP encoding via libwebp [no]
   --enable-libx264         enable H.264 encoding via x264 [no]
   --enable-libxavs         enable AVS encoding via xavs [no]
   --enable-libxvid         enable Xvid encoding via xvidcore,
@@ -1116,6 +1117,7 @@ EXTERNAL_LIBRARY_LIST="
     libvorbis
     libvpx
     libwavpack
+    libwebp
     libx264
     libxavs
     libxvid
@@ -1583,6 +1585,13 @@ log2_deps="!libc_msvcrt"
 
 symver_if_any="symver_asm_label symver_gnu_asm"
 
+# threading support
+atomics_gcc_if="sync_val_compare_and_swap"
+atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
+atomics_win32_if="MemoryBarrier"
+atomics_native_if_any="$ATOMICS_LIST"
+threads_if_any="$THREADS_LIST"
+
 # subsystems
 dct_select="rdft"
 error_resilience_select="dsputil"
@@ -1860,6 +1869,7 @@ libvpx_vp8_encoder_deps="libvpx"
 libvpx_vp9_decoder_deps="libvpx"
 libvpx_vp9_encoder_deps="libvpx"
 libwavpack_encoder_deps="libwavpack"
+libwebp_encoder_deps="libwebp"
 libx264_encoder_deps="libx264"
 libxavs_encoder_deps="libxavs"
 libxvid_encoder_deps="libxvid"
@@ -3401,6 +3411,7 @@ esac
 
 probe_libc(){
     pfx=$1
+    pfx_no_=${pfx%_}
     # uclibc defines __GLIBC__, so it needs to be checked before glibc.
     if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
         eval ${pfx}libc_type=uclibc
@@ -3416,6 +3427,8 @@ probe_libc(){
     elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
         eval ${pfx}libc_type=mingw64
         add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
+        eval test \$${pfx_no_}cc_type = "gcc" &&
+            add_${pfx}cppflags -D__printf__=__gnu_printf__
     elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION"  ||
          check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
         eval ${pfx}libc_type=mingw32
@@ -3423,6 +3436,8 @@ probe_libc(){
             (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
             die "ERROR: MinGW32 runtime version must be >= 3.15."
         add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
+        eval test \$${pfx_no_}cc_type = "gcc" &&
+            add_${pfx}cppflags -D__printf__=__gnu_printf__
     elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
         eval ${pfx}libc_type=msvcrt
         # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
@@ -3437,7 +3452,7 @@ probe_libc(){
         eval ${pfx}libc_type=klibc
     elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then
         eval ${pfx}libc_type=bionic
-    elif check_${pfx}cpp_condition sys/brand.h "defined SOLARIS_BRAND_NAME"; then
+    elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
         eval ${pfx}libc_type=solaris
         add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
     fi
@@ -3835,16 +3850,15 @@ check_header windows.h
 check_header X11/extensions/XvMClib.h
 
 if ! disabled w32threads && ! enabled pthreads; then
-    check_func_headers "windows.h process.h" _beginthreadex && enable w32threads
+    check_func_headers "windows.h process.h" _beginthreadex &&
+        enable w32threads || disable w32threads
 fi
 
 # check for some common methods of building with pthread support
 # do this before the optional library checks as some of them require pthreads
 if ! disabled pthreads && ! enabled w32threads; then
     enable pthreads
-    if check_func pthread_join; then
-        :
-    elif check_func pthread_join -pthread; then
+    if check_func pthread_join -pthread; then
         add_cflags -pthread
         add_extralibs -pthread
     elif check_func pthread_join -pthreads; then
@@ -3852,7 +3866,9 @@ if ! disabled pthreads && ! enabled w32threads; then
         add_extralibs -pthreads
     elif check_func pthread_join -lpthreadGC2; then
         add_extralibs -lpthreadGC2
-    elif ! check_lib pthread.h pthread_join -lpthread; then
+    elif check_lib pthread.h pthread_join -lpthread; then
+        :
+    elif ! check_func pthread_join; then
         disable pthreads
     fi
 fi
@@ -3868,10 +3884,6 @@ done
 disabled  zlib || check_lib   zlib.h      zlibVersion -lz   || disable  zlib
 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
 
-enabled sync_val_compare_and_swap && enable atomics_gcc
-enabled_all atomic_cas_ptr machine_rw_barrier && enable atomics_suncc
-enabled MemoryBarrier && enable atomics_win32
-
 check_lib math.h sin -lm && LIBM="-lm"
 enabled vaapi && require vaapi va/va.h vaInitialize -lva
 
@@ -3918,6 +3930,7 @@ enabled libvpx            && {
     enabled libvpx_vp9_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx || disable libvpx_vp9_decoder; }
     enabled libvpx_vp9_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx" -lvpx || disable libvpx_vp9_encoder; } }
 enabled libwavpack        && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput  -lwavpack
+enabled libwebp           && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion
 enabled libx264           && require libx264 x264.h x264_encoder_encode -lx264 &&
                              { check_cpp_condition x264.h "X264_BUILD >= 118" ||
                                die "ERROR: libx264 version must be >= 0.118."; }
@@ -4173,9 +4186,6 @@ case $target_os in
     ;;
 esac
 
-enabled_any $THREADS_LIST      && enable threads
-enabled_any $ATOMICS_LIST      && enable atomics_native
-
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
 
 check_deps $CONFIG_LIST       \