flicvideo: fix invalid reads

[ffmpeg] / configure

diff --git a/configure b/configure
index b3af2e9c6b2b1008b5f18b5f500d847ed212b0b0..9bf65d23cceb3cd18f05bfab6fb880498860ede2 100755 (executable)
--- a/configure
+++ b/configure
@@ -113,6 +113,9 @@ Configuration options:
   --disable-dxva2          disable DXVA2 code
   --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
   --enable-hardcoded-tables use hardcoded tables instead of runtime generation
+  --disable-safe-bitstream-reader
+                           disable buffer boundary checking in bitreaders
+                           (faster, but may crash)
   --enable-memalign-hack   emulate memalign, interferes with memory debuggers
   --disable-everything     disable all components listed below
   --disable-encoder=NAME   disable encoder NAME
@@ -976,6 +979,7 @@ CONFIG_LIST="
     rdft
     rtpdec
     runtime_cpudetect
+    safe_bitstream_reader
     shared
     sinewin
     small
@@ -1080,6 +1084,7 @@ HAVE_LIST="
     fork
     getaddrinfo
     gethrtime
+    GetProcessAffinityMask
     GetProcessMemoryInfo
     GetProcessTimes
     getrusage
@@ -1113,6 +1118,7 @@ HAVE_LIST="
     posix_memalign
     round
     roundf
+    sched_getaffinity
     sdl
     sdl_video_size
     setmode
@@ -1129,10 +1135,14 @@ HAVE_LIST="
     struct_sockaddr_in6
     struct_sockaddr_sa_len
     struct_sockaddr_storage
+    struct_v4l2_frmivalenum_discrete
     symver
     symver_asm_label
     symver_gnu_asm
+    sysconf
+    sysctl
     sys_mman_h
+    sys_param_h
     sys_resource_h
     sys_select_h
     sys_soundcard_h
@@ -1320,6 +1330,8 @@ mp3adufloat_decoder_select="mpegaudiodsp"
 mp3float_decoder_select="mpegaudiodsp"
 mp3on4_decoder_select="mpegaudiodsp"
 mp3on4float_decoder_select="mpegaudiodsp"
+mpc7_decoder_select="mpegaudiodsp"
+mpc8_decoder_select="mpegaudiodsp"
 mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
 mpeg_xvmc_decoder_select="mpegvideo_decoder"
@@ -1519,14 +1531,12 @@ postproc_deps="gpl"
 
 # programs
 avconv_deps="avcodec avformat swscale"
-avconv_select="buffer_filter"
 avplay_deps="avcodec avformat swscale sdl"
 avplay_select="rdft"
 avprobe_deps="avcodec avformat"
 avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
 avserver_extralibs='$ldl'
 ffmpeg_deps="avcodec avformat swscale"
-ffmpeg_select="buffer_filter"
 
 doc_deps="texi2html"
 
@@ -1679,6 +1689,7 @@ enable doc
 enable fastdiv
 enable network
 enable optimizations
+enable safe_bitstream_reader
 enable static
 enable swscale_alpha
 
@@ -1748,6 +1759,20 @@ INDEV_LIST=$(find_things    indev    _IN      libavdevice/alldevices.c)
 PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
 FILTER_LIST=$(find_things   filter   FILTER   libavfilter/allfilters.c)
 
+ALL_COMPONENTS="
+    $BSF_LIST
+    $DECODER_LIST
+    $DEMUXER_LIST
+    $ENCODER_LIST
+    $FILTER_LIST
+    $HWACCEL_LIST
+    $INDEV_LIST
+    $MUXER_LIST
+    $OUTDEV_LIST
+    $PARSER_LIST
+    $PROTOCOL_LIST
+"
+
 find_tests(){
     map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
 }
@@ -1758,6 +1783,8 @@ LAVF_TESTS=$(find_tests lavf)
 LAVFI_TESTS=$(find_tests lavfi)
 SEEK_TESTS=$(find_tests seek seek_)
 
+ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
+
 pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
 
 for n in $COMPONENT_LIST; do
@@ -1766,7 +1793,7 @@ for n in $COMPONENT_LIST; do
     eval ${n}_if_any="\$$v"
 done
 
-enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
+enable $ARCH_EXT_LIST $ALL_TESTS
 
 die_unknown(){
     echo "Unknown option \"$1\"."
@@ -2832,9 +2859,13 @@ check_func  setrlimit
 check_func  strerror_r
 check_func  strptime
 check_func  strtok_r
+check_func  sched_getaffinity
+check_func  sysconf
+check_func  sysctl
 check_func_headers io.h setmode
 check_func_headers lzo/lzo1x.h lzo1x_999_compress
 check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
+check_func_headers windows.h GetProcessAffinityMask
 check_func_headers windows.h GetProcessTimes
 check_func_headers windows.h MapViewOfFile
 check_func_headers windows.h VirtualAlloc
@@ -2844,6 +2875,7 @@ check_header dxva2api.h
 check_header malloc.h
 check_header poll.h
 check_header sys/mman.h
+check_header sys/param.h
 check_header sys/resource.h
 check_header sys/select.h
 check_header vdpau/vdpau.h
@@ -2962,6 +2994,8 @@ texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
 check_header linux/fb.h
 check_header linux/videodev.h
 check_header linux/videodev2.h
+check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
+
 check_header sys/videoio.h
 
 check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
@@ -3095,6 +3129,7 @@ elif enabled gcc; then
     check_cflags -fno-tree-vectorize
     check_cflags -Werror=implicit-function-declaration
     check_cflags -Werror=missing-prototypes
+    check_cflags -Werror=declaration-after-statement
 elif enabled llvm_gcc; then
     check_cflags -mllvm -stack-alignment=16
 elif enabled clang; then
@@ -3119,22 +3154,8 @@ enabled_any $THREADS_LIST      && enable threads
 check_deps $CONFIG_LIST       \
            $CONFIG_EXTRA      \
            $HAVE_LIST         \
-           $DECODER_LIST      \
-           $ENCODER_LIST      \
-           $HWACCEL_LIST      \
-           $PARSER_LIST       \
-           $BSF_LIST          \
-           $DEMUXER_LIST      \
-           $MUXER_LIST        \
-           $FILTER_LIST       \
-           $INDEV_LIST        \
-           $OUTDEV_LIST       \
-           $PROTOCOL_LIST     \
-           $ACODEC_TESTS      \
-           $VCODEC_TESTS      \
-           $LAVF_TESTS        \
-           $LAVFI_TESTS       \
-           $SEEK_TESTS        \
+           $ALL_COMPONENTS    \
+           $ALL_TESTS         \
 
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
 
@@ -3195,6 +3216,7 @@ echo "postprocessing support    ${postproc-no}"
 echo "new filter support        ${avfilter-no}"
 echo "network support           ${network-no}"
 echo "threading support         ${thread_type-no}"
+echo "safe bitstream reader     ${safe_bitstream_reader-no}"
 echo "SDL support               ${sdl-no}"
 echo "Sun medialib support      ${mlib-no}"
 echo "libdxva2 enabled          ${dxva2-no}"
@@ -3382,17 +3404,7 @@ print_config ARCH_   "$config_files" $ARCH_LIST
 print_config HAVE_   "$config_files" $HAVE_LIST
 print_config CONFIG_ "$config_files" $CONFIG_LIST       \
                                      $CONFIG_EXTRA      \
-                                     $DECODER_LIST      \
-                                     $ENCODER_LIST      \
-                                     $HWACCEL_LIST      \
-                                     $PARSER_LIST       \
-                                     $BSF_LIST          \
-                                     $DEMUXER_LIST      \
-                                     $MUXER_LIST        \
-                                     $FILTER_LIST       \
-                                     $PROTOCOL_LIST     \
-                                     $INDEV_LIST        \
-                                     $OUTDEV_LIST       \
+                                     $ALL_COMPONENTS    \
 
 cat >>config.mak <<EOF
 ACODEC_TESTS=$(print_enabled -n _test $ACODEC_TESTS)