[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.


 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

/* Steinar */
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