[Mplayer-users] dvd: ac3 sigill bug

Attila Kinali kinali at gmx.net
Sun Jun 17 01:08:04 CEST 2001


On Sun, 17 Jun 2001 00:47:42 +0200 (CEST) Arpi <arpi at thot.banki.hu> wrote:

> > Linux kibako 2.2.19 #1 Sat Apr 28 23:08:24 CEST 2001 i686 unknown
> > model name      : Pentium III (Coppermine)
> ehh. you SHOULD NOT use 2.2.x kernel for P3. It has broken SSE support
> (doesn't save SSE register status, so if more than one process uses SSE
> or FPU it will fail)

Oh.. Didn't know that. Maybe ./configure should check also for the kernel
version and disable SSE if it's not a 2.4.x.

> > Thanks that seems to help. But I needed to increase them both
> > a lot (factor 2 didn't help, just delayed the problem)
> > they are now:
> hmm. what are teh audio_setup lines printed by mplayer at start?

Here a full output of mplayer -v
CommandLine: '/tmp/drip0.mpeg' '-v' '-vo' 'null'
Reading /home/attila/.mplayer/codecs.conf: 15 audio & 28 video codecs
Font /home/attila/.mplayer/font/font.desc loaded successfully! (140 chars)
ASF_check: not ASF guid!
system stream synced at 0xD (13)!
==> Found video stream: 0
Detected MPEG-PS file format!
==> Found audio stream: 128
detected MPG-PS audio format: 3
Searching for sequence header... OK!
mpeg2dec-0.2.0-release (C) 2000-2001 Aaron Holtzman & Michel Lespinasse
Using MMX for IDCT transform
Using MMX for motion compensation
mpeg bitrate: 12500 (30D4)
VIDEO:  MPEG2  720x480  (aspect 2)  29.97 fps  6250.0 kbps (781.2 kbyte/s)
[V] filefmt:2  fourcc:0x10000001  size:720x480  fps:29.97  ftime:=0.0334
Found audio codec: [ac3] drv:3 (AC3)
Initializing audio codec...
dec_audio: Allocating 6144 + 65536 = 71680 bytes for output buffer
!! libac3: using FPU optimization
2.0 Mode 48.0 KHz 192 kbps Complete Main Audio Service
AUDIO: srate=48000  chans=2  bps=2  sfmt=0x10  ratio: 24000->192000
Found video codec: [mpeg12] drv:1 (MPEG 1 or 2)
vo_debug: query(0x32315659) returned 0x1
vo_debug1: out_fmt=0x32315659
vo_debug2: out_fmt=0x32315659
VO: [null] 720x480 => 720x480  YV12
vo_debug3: out_fmt=0x32315659
INFO: Video OUT driver init OK!
ao2: 48000 Hz  2 chans  Signed 16-bit (Little-Endian)
audio_setup: sample format: Signed 16-bit (Little-Endian) (requested: Signed 16-bit (Little-Endian))
audio_setup: using 48000 Hz samplerate (requested: 48000)
audio_setup: frags:  64/64  (2048 bytes/frag)  free: 131072
Start playing...

> > It's either a CS4616/4622/4624 (don't know the exact type)
> > I use alsa (0.5.11)
> use alsa 0.9, it has MUCH better buffering code!!!
> what mplayer -ao driver are you using? oss or native alsa?

Tried it before (beta 3), didn't work with this crapy notebook
sound cards. Maybe i try it again.

			Attila Kinali

POINTER: A sort of dog which always seems to know which way the data went.

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