[MPlayer-users] TV-in on the Radeon 7500 QW
D Richard Felker III
dalias at aerifal.cx
Sun Apr 27 08:11:58 CEST 2003
On Sun, Apr 27, 2003 at 12:18:16AM -0400, Jim Russell wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> On or about Sat, Apr 26, 2003 at 02:04:42PM -0400, Brian T Neltner wrote:
> > Capabilites: capture
> > Device type: 1
> > Supported sizes: 640x239 => 640x239
> > Inputs: 1
> > ioctl get channel failed: Invalid argument
> > ioctl get mbuf failed: Invalid argument
> > Falling back on trying to parse playlist TV...
> > ============ Sorry, this file format is not recognized/supported
> > =============
> > === If this file is an AVI, ASF or MPEG stream, please contact the author!
> > ===
> It looks to me like mplayer makes the same assumption that most software
> that tries to add v4l support makes. The assumption made is that all
> v4l devices will support reading via 'mmap'. The GATOS km does not,
> it requires reading via an 'open' call.
IMO, if the driver doesn't support mmap, it's broken. Copying the
whole framebuffer to a userspace buffer with read() then copying it
again to display it is ridiculously slow.
More information about the MPlayer-users