[MPlayer-users] IS SMP support for X264 decoding possible

[Vítězslav Kotrla]

Andrew Savchenko píše v Út 19. 09. 2006 v 00:20 +0200:

> Ih you have SMP kernel you can simly use threads, try:
> mplayer -lavdopts threads=2 file_to_play

I've just tried

$ mplayer -lavdopts threads=2 test-x264.mkv

and only one core seems to be engaged. But I may be using wrong decoder,
see details below. Any ideas?

Vit

---

Details:

$ mplayer -v MPlayer dev-SVN-r19633-4.1.2 (C) 2000-2006 MPlayer Team
CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 4200+ (Family: 15, Model:
43, Stepping: 1)
CPUflags:  MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx SSE SSE2

$ mplayer test-x264.mkv -identify
...
Playing test-x264.mkv.
ID_VIDEO_ID=0
[mkv] Track ID 1: video (V_MPEG4/ISO/AVC), -vid 0
...
VIDEO:  [avc1]  544x400  24bpp  25.000 fps    0.0 kbps ( 0.0 kbyte/s)
ID_FILENAME=test-x264.mkv
ID_DEMUXER=mkv
ID_VIDEO_FORMAT=avc1
ID_VIDEO_BITRATE=0
ID_VIDEO_WIDTH=544
ID_VIDEO_HEIGHT=400
ID_VIDEO_FPS=25.000
ID_VIDEO_ASPECT=1.3625
ID_AUDIO_FORMAT=vrbs
ID_AUDIO_BITRATE=0
ID_AUDIO_RATE=48000
ID_AUDIO_NCH=2
ID_LENGTH=6577.23
...
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
...
ID_VIDEO_CODEC=ffh264
...