diff options
Diffstat (limited to 'DOCS/BUGS')
-rw-r--r-- | DOCS/BUGS | 35 |
1 files changed, 21 insertions, 14 deletions
@@ -8,32 +8,33 @@ Special system/cpu-specific bugs/problems: Workaround: ./configure --disable-fastmemcpy SOLVED: disabled SSE code in fastmemcpy.h ;( -2. No image (black image) in RGB 16bpp (x11,dga,fbdev,svga) playing - MPEG files on SMP machine: - Problem: bug(?) in MMX YV12->RGB16 converter code - Workaround: ./configure --disable-mmx - SOLVED: bug of gcc-2.96 - you should use 2.95.2 or 2.95.3 +2. No image (black image) in RGB 15/16bpp (x11,dga,fbdev,svga) playing + MPEG or OpenDivX files: + Problem: gcc 2.96 bug + Workaround: ./configure --disable-mmx, or use gcc 2.95.x + SOLVED: code fixed 3. SIGILL (signal 4) or other fault at loading l3codeca.acm: Problem: shared libs are loaded to 0x00xxxxxx instead of 0x40xxxxxx Workaround: mplayer -afm 1 ... SOLVED: you are using some security kernel patch, like OpenWall etc. -4. General SIGILL (signal 4): +4. SIGILL (signal 4) on P3 using 2.2.x kernels: + Problem: kernel 2.2.x doesn't have proper (working) SSE support + Solution: upgrade kernel to 2.4.x + Workaround: ./configure --disable-sse + +5. General SIGILL (signal 4): Problem: you compiled and run mplayer in different machines - (for example compiled on P3 and runinng on celeron) - Solution: compile MPlayer on machine where you will use it + (for example compiled on P3 and running on celeron) + Solution: compile MPlayer on the same machine where you will use it! Workaround: ./configure --disable-sse etc. options Various A-V sync and other audio problems: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ General audio delay or jerky sound (exists with all or many files): -- bad select() in audio driver (including ALSA's OSS emulation) - Workaround: ./configure --disable-select - SOLVED: using ioctls instead of select in the new audio code -- audio buffer problems +- audio buffer problems (buffer size badly detected) Workaround: mplayer -abs option - SOLVED: using ioctls in the new audio code - slow machine (cpu or vga) try with -vo null, if it plays well, then you have slow VGA card/driver: Workaround: buy a faster card or read DOCS/VIDEOCARDS about how to speed up @@ -47,11 +48,15 @@ Audio delay/de-sync specific to one or a few files: - your soundcard doesn't support 48Khz playback Workaround: buy a better soundcard... or try to decrease fps by 10% (use -fps 27 for a 30fps movie) +- slow machine + (if A-V is not around 0, and teh last number in the status line increasing) + Workaround: -framedrop After many > or ^ (fast forward) audio vs. video is going out of sync (ASF/AVI) - bug in mplayer code (a-v sync probs after seek... not really bug but my avi/asf seeking code is not perfect yet) Workaround: -bps + SOLVED: code fixed (but -bps still can help) Signal 11 in decode_audio: - mp3lib doesn't handle (yet) well bad/broken audio streams @@ -69,7 +74,9 @@ First note: options -fs -vm and -zoom are just recommendations, not (yet) supported by all drivers. So it isn't a bug if it doesn't work. Only a few driver supports scaling/zooming, don't expect this from x11 or dga. -[TODO: known libvo bugs] +OSD/sub flickering: +- x11 driver: sorry, it can't be fixed now +- xv driver: increase number of buffers in libvo/vo_xv.c, and recompile all A'rpi / Astral & ESP-team |