[FFmpeg-trac] #462(avcodec:new): Broken SSE instruction under MinGW (Windows)

FFmpeg trac at avcodec.org
Mon Sep 12 16:57:27 CEST 2011

#462: Broken SSE instruction under MinGW (Windows)
             Reporter:  Gimli    |                     Type:  defect
               Status:  new      |                 Priority:  normal
            Component:  avcodec  |                  Version:  git-master
             Keywords:  sse      |               Blocked By:
             Blocking:           |  Reproduced by developer:  0
Analyzed by developer:  0        |
 ff_imdct_half_sse segfault with NULL pointer

 siginfo: ExceptionCode=0xc0000005, reading address 0x00000000

 EAX=0x001a5cd4, EBX=0x000001fc, ECX=0x001a4cd4, EDX=0x3d201da4
 ESP=0x3d05f650, EBP=0x001a9180, ESI=0xfffffe04, EDI=0x001a8980
 EIP=0x65f7d7ea, EFLAGS=0x00210293

 Register to memory mapping:

 0x001a5cd4 is pointing to unknown location

 0x000001fc is pointing to unknown location

 0x001a4cd4 is pointing to unknown location

 0x3d201da4 is pointing to unknown location

 0x3d05f650 is pointing into the stack for thread: 0x3cc04400
 "RTSP_CAMERA vivotek_fd8161.0: UNKNOWN" prio=2 tid=0x3cc04400 nid=0xb50
 runnable [0x3d05f000]
    java.lang.Thread.State: RUNNABLE

 0x001a9180 is pointing to unknown location

 0xfffffe04 is pointing to unknown location

 0x001a8980 is pointing to unknown location

 Top of Stack: (sp=0x3d05f650)
 0x3d05f650:   001a8360 001a9180 001a8980 001a47c0
 0x3d05f660:   660e4110 3d20c4c0 3d200100 65e01c35
 0x3d05f670:   001a5cd4 001a4cd4 3d2015a4 36662728
 0x3d05f680:   3cc04518 00000000 3d05f6c8 02509fc7
 0x3d05f690:   3cc04518 697823db 0250a276 001a4cd4
 0x3d05f6a0:   3d2025a4 3d2035a4 65ff1c90 660e3310
 0x3d05f6b0:   3d05f6dc 36662d00 00000000 3d200060
 0x3d05f6c0:   3d20c4c0 00000000 00000000 65e06c50

 Instructions: (pc=0x65f7d7ea)
 0x65f7d7da:   55 83 eb 04 31 f6 29 de 8b 6c 24 04 8b 7c 24 08
 0x65f7d7ea:   0f 28 04 9a 0f 28 4c b2 f0 0f 28 d0 0f c6 c1 88

 compilation params:
 --disable-debug --disable-bsfs --disable-protocols --disable-devices
 --disable-muxers --disable-decoders --disable-encoders --disable-ffplay
 --disable-ffserver --disable-ffmpeg --disable-gray --disable-static
 --disable-filters --enable-shared --enable-decoder=h264 --enable-
 decoder=mpeg4 --enable-decoder=mjpeg --disable-zlib --disable-bzlib
 --disable-network --disable-parsers --disable-demuxers --enable-
 decoder=aac --enable-parser=aac --enable-filter=buffersink --enable-
 hwaccel=h264_dxva2 --enable-hwaccel=mpeg4_vaapi --enable-
 hwaccel=h264_vaapi --enable-vdpau

 If you need any other specification please add note.

Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/462>
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