[vlc-devel] How to draw a line in subpicture_t region

Peter Tap ptrtap at yahoo.com
Mon Aug 27 22:46:43 CEST 2012


Hi Steinar,

Thank you for correcting me. I appreciate it.

Regards,
Peter



________________________________
 From: Steinar H. Gunderson <sgunderson at bigfoot.com>
To: vlc-devel at videolan.org 
Sent: Monday, August 27, 2012 1:44 PM
Subject: Re: [vlc-devel] How to draw a line in subpicture_t region
 
On Mon, Aug 27, 2012 at 01:40:40PM -0700, Peter Tap wrote:
>   *(pPic->p[3].p_pixels + (i * p[3].i_pitch) + i) = 0x00; // No transparency for alpha channel

This is not really related to your question, but surely you mean 0xff, not 0x00.
Alpha is almost always specified in terms of opacity (coverage), not
transparency.

/* Steinar */
-- 
Homepage: http://www.sesse.net/
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