* V4L/DVB ivtv-yuv.c: args->dst.left assigned to both nf->tru_x and nf->dst_x in ivtv_yuv_setup_frame()
@ 2010-01-15 14:41 Roel Kluin
2010-01-15 16:06 ` Ian Armstrong
0 siblings, 1 reply; 2+ messages in thread
From: Roel Kluin @ 2010-01-15 14:41 UTC (permalink / raw)
To: Hans Verkuil, ivtv-devel, linux-media
vi drivers/media/video/ivtv/ivtv-yuv.c +971
and note that `args->dst.left' is assigned both to
nf->tru_x and nf->dst_x, is that ok?
Roel
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: V4L/DVB ivtv-yuv.c: args->dst.left assigned to both nf->tru_x and nf->dst_x in ivtv_yuv_setup_frame()
2010-01-15 14:41 V4L/DVB ivtv-yuv.c: args->dst.left assigned to both nf->tru_x and nf->dst_x in ivtv_yuv_setup_frame() Roel Kluin
@ 2010-01-15 16:06 ` Ian Armstrong
0 siblings, 0 replies; 2+ messages in thread
From: Ian Armstrong @ 2010-01-15 16:06 UTC (permalink / raw)
To: Roel Kluin; +Cc: Hans Verkuil, ivtv-devel, linux-media
On Friday 15 January 2010, Roel Kluin wrote:
> vi drivers/media/video/ivtv/ivtv-yuv.c +971
>
> and note that `args->dst.left' is assigned both to
> nf->tru_x and nf->dst_x, is that ok?
It's fine. dst_x is used to set a hardware register and may be changed in
ivtv_yuv_window_setup()
tru_x is never altered & is used in a special condition where the original
unaltered value is required.
--
Ian
^ permalink raw reply [flat|nested] 2+ messages in thread
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2010-01-15 14:41 V4L/DVB ivtv-yuv.c: args->dst.left assigned to both nf->tru_x and nf->dst_x in ivtv_yuv_setup_frame() Roel Kluin
2010-01-15 16:06 ` Ian Armstrong
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