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gst/bayer/gstbayer2rgb.c: Fix color offset calculation for 24bpp. Fixes bug #566613.

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Original commit message from CVS:
Patch by: Sascha Hauer <s dot hauer at pengutronix dot de>
Luotao Fu <l dot fu at pengutronix dot de>
* gst/bayer/gstbayer2rgb.c: (get_pix_offset),
(gst_bayer2rgb_set_caps):
Fix color offset calculation for 24bpp. Fixes bug #566613.
This commit is contained in:
Sascha Hauer 2009-01-05 12:34:18 +00:00 committed by Sebastian Dröge
parent 751555b5c3
commit 9ebb543b50
2 changed files with 24 additions and 12 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2009-01-05 Sebastian Dröge <sebastian.droege@collabora.co.uk>
Patch by: Sascha Hauer <s dot hauer at pengutronix dot de>
Luotao Fu <l dot fu at pengutronix dot de>
* gst/bayer/gstbayer2rgb.c: (get_pix_offset),
(gst_bayer2rgb_set_caps):
Fix color offset calculation for 24bpp. Fixes bug #566613.
2009-01-05 Sebastian Dröge <sebastian.droege@collabora.co.uk>
Patch by: vanista <vanista at gmail dot com>

27
gst/bayer/gstbayer2rgb.c
View file

@ -231,19 +231,21 @@ gst_bayer2rgb_get_property (GObject * object, guint prop_id,
/* Routine to convert colormask value into relative byte offset */
static int
get_pix_offset (int offset)
get_pix_offset (int mask, int bpp)
{
switch (offset) {
int bpp32 = (bpp / 8) - 3;
switch (mask) {
case 255:
return 3;
return 2 + bpp32;
case 65280:
return 2;
return 1 + bpp32;
case 16711680:
return 1;
return 0 + bpp32;
case -16777216:
return 0;
default:
GST_ERROR ("Invalid color mask 0x%08x", offset);
GST_ERROR ("Invalid color mask 0x%08x", mask);
return -1;
}
}
@ -254,7 +256,7 @@ gst_bayer2rgb_set_caps (GstBaseTransform * base, GstCaps * incaps,
{
GstBayer2RGB *filter = GST_BAYER2RGB (base);
GstStructure *structure;
int val;
int val, bpp;
GST_DEBUG ("in caps %" GST_PTR_FORMAT " out caps %" GST_PTR_FORMAT, incaps,
outcaps);
@ -267,14 +269,14 @@ gst_bayer2rgb_set_caps (GstBaseTransform * base, GstCaps * incaps,
/* To cater for different RGB formats, we need to set params for later */
structure = gst_caps_get_structure (outcaps, 0);
gst_structure_get_int (structure, "bpp", &val);
filter->pixsize = val / 8;
gst_structure_get_int (structure, "bpp", &bpp);
filter->pixsize = bpp / 8;
gst_structure_get_int (structure, "red_mask", &val);
filter->r_off = get_pix_offset (val);
filter->r_off = get_pix_offset (val, bpp);
gst_structure_get_int (structure, "green_mask", &val);
filter->g_off = get_pix_offset (val);
filter->g_off = get_pix_offset (val, bpp);
gst_structure_get_int (structure, "blue_mask", &val);
filter->b_off = get_pix_offset (val);
filter->b_off = get_pix_offset (val, bpp);
return TRUE;
}
@ -516,6 +518,7 @@ corner (uint8_t * input, uint8_t * output, int x, int y,
break;
}
}
static void
do_corners (uint8_t * input, uint8_t * output, GstBayer2RGB * filter)
{