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[media] v4l: Unify selection targets across V4L2 and V4L2 subdev interfaces

Browse source 
Change the users of V4L2_SUBDEV_SEL_TGT_* targets to use V4L2_SEL_TGT_*
instead. The common definitions are moved to a new header file,
include/linux/v4l2-common.h.

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sakari Ailus 2012-05-18 09:31:18 -03:00 committed by Mauro Carvalho Chehab
parent 1ec0ed0839
commit 5689b28890
10 changed files with 103 additions and 79 deletions
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6
drivers/media/video/omap3isp/ispccdc.c
View file

@ -2014,7 +2014,7 @@ static int ccdc_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
return -EINVAL; return -EINVAL;
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
sel->r.left = 0; sel->r.left = 0;
sel->r.top = 0; sel->r.top = 0;
sel->r.width = INT_MAX; sel->r.width = INT_MAX;
@ -2024,7 +2024,7 @@ static int ccdc_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
ccdc_try_crop(ccdc, format, &sel->r); ccdc_try_crop(ccdc, format, &sel->r);
break; break;
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
sel->r = *__ccdc_get_crop(ccdc, fh, sel->which); sel->r = *__ccdc_get_crop(ccdc, fh, sel->which);
break; break;
@ -2052,7 +2052,7 @@ static int ccdc_set_selection(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct isp_ccdc_device *ccdc = v4l2_get_subdevdata(sd); struct isp_ccdc_device *ccdc = v4l2_get_subdevdata(sd);
struct v4l2_mbus_framefmt *format; struct v4l2_mbus_framefmt *format;
if (sel->target != V4L2_SUBDEV_SEL_TGT_CROP || if (sel->target != V4L2_SEL_TGT_CROP ||
sel->pad != CCDC_PAD_SOURCE_OF) sel->pad != CCDC_PAD_SOURCE_OF)
return -EINVAL; return -EINVAL;

6
drivers/media/video/omap3isp/isppreview.c
View file

@ -1949,7 +1949,7 @@ static int preview_get_selection(struct v4l2_subdev *sd,
return -EINVAL; return -EINVAL;
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
sel->r.left = 0; sel->r.left = 0;
sel->r.top = 0; sel->r.top = 0;
sel->r.width = INT_MAX; sel->r.width = INT_MAX;
@ -1960,7 +1960,7 @@ static int preview_get_selection(struct v4l2_subdev *sd,
preview_try_crop(prev, format, &sel->r); preview_try_crop(prev, format, &sel->r);
break; break;
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
sel->r = *__preview_get_crop(prev, fh, sel->which); sel->r = *__preview_get_crop(prev, fh, sel->which);
break; break;
@ -1988,7 +1988,7 @@ static int preview_set_selection(struct v4l2_subdev *sd,
struct isp_prev_device *prev = v4l2_get_subdevdata(sd); struct isp_prev_device *prev = v4l2_get_subdevdata(sd);
struct v4l2_mbus_framefmt *format; struct v4l2_mbus_framefmt *format;
if (sel->target != V4L2_SUBDEV_SEL_TGT_CROP || if (sel->target != V4L2_SEL_TGT_CROP ||
sel->pad != PREV_PAD_SINK) sel->pad != PREV_PAD_SINK)
return -EINVAL; return -EINVAL;

6
drivers/media/video/omap3isp/ispresizer.c
View file

@ -1249,7 +1249,7 @@ static int resizer_get_selection(struct v4l2_subdev *sd,
sel->which); sel->which);
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
sel->r.left = 0; sel->r.left = 0;
sel->r.top = 0; sel->r.top = 0;
sel->r.width = INT_MAX; sel->r.width = INT_MAX;
@ -1259,7 +1259,7 @@ static int resizer_get_selection(struct v4l2_subdev *sd,
resizer_calc_ratios(res, &sel->r, format_source, &ratio); resizer_calc_ratios(res, &sel->r, format_source, &ratio);
break; break;
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
sel->r = *__resizer_get_crop(res, fh, sel->which); sel->r = *__resizer_get_crop(res, fh, sel->which);
resizer_calc_ratios(res, &sel->r, format_source, &ratio); resizer_calc_ratios(res, &sel->r, format_source, &ratio);
break; break;
@ -1293,7 +1293,7 @@ static int resizer_set_selection(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *format_sink, *format_source; struct v4l2_mbus_framefmt *format_sink, *format_source;
struct resizer_ratio ratio; struct resizer_ratio ratio;
if (sel->target != V4L2_SUBDEV_SEL_TGT_CROP || if (sel->target != V4L2_SEL_TGT_CROP ||
sel->pad != RESZ_PAD_SINK) sel->pad != RESZ_PAD_SINK)
return -EINVAL; return -EINVAL;

18
drivers/media/video/s5p-fimc/fimc-capture.c
View file

@ -1429,9 +1429,9 @@ static int fimc_subdev_get_selection(struct v4l2_subdev *sd,
mutex_lock(&fimc->lock); mutex_lock(&fimc->lock);
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS: case V4L2_SEL_TGT_COMPOSE_BOUNDS:
f = &ctx->d_frame; f = &ctx->d_frame;
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
r->width = f->o_width; r->width = f->o_width;
r->height = f->o_height; r->height = f->o_height;
r->left = 0; r->left = 0;
@ -1439,10 +1439,10 @@ static int fimc_subdev_get_selection(struct v4l2_subdev *sd,
mutex_unlock(&fimc->lock); mutex_unlock(&fimc->lock);
return 0; return 0;
case V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL: case V4L2_SEL_TGT_CROP:
try_sel = v4l2_subdev_get_try_crop(fh, sel->pad); try_sel = v4l2_subdev_get_try_crop(fh, sel->pad);
break; break;
case V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL: case V4L2_SEL_TGT_COMPOSE:
try_sel = v4l2_subdev_get_try_compose(fh, sel->pad); try_sel = v4l2_subdev_get_try_compose(fh, sel->pad);
f = &ctx->d_frame; f = &ctx->d_frame;
break; break;
@ -1486,9 +1486,9 @@ static int fimc_subdev_set_selection(struct v4l2_subdev *sd,
fimc_capture_try_selection(ctx, r, V4L2_SEL_TGT_CROP); fimc_capture_try_selection(ctx, r, V4L2_SEL_TGT_CROP);
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS: case V4L2_SEL_TGT_COMPOSE_BOUNDS:
f = &ctx->d_frame; f = &ctx->d_frame;
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
r->width = f->o_width; r->width = f->o_width;
r->height = f->o_height; r->height = f->o_height;
r->left = 0; r->left = 0;
@ -1496,10 +1496,10 @@ static int fimc_subdev_set_selection(struct v4l2_subdev *sd,
mutex_unlock(&fimc->lock); mutex_unlock(&fimc->lock);
return 0; return 0;
case V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL: case V4L2_SEL_TGT_CROP:
try_sel = v4l2_subdev_get_try_crop(fh, sel->pad); try_sel = v4l2_subdev_get_try_crop(fh, sel->pad);
break; break;
case V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL: case V4L2_SEL_TGT_COMPOSE:
try_sel = v4l2_subdev_get_try_compose(fh, sel->pad); try_sel = v4l2_subdev_get_try_compose(fh, sel->pad);
f = &ctx->d_frame; f = &ctx->d_frame;
break; break;
@ -1515,7 +1515,7 @@ static int fimc_subdev_set_selection(struct v4l2_subdev *sd,
set_frame_crop(f, r->left, r->top, r->width, r->height); set_frame_crop(f, r->left, r->top, r->width, r->height);
set_bit(ST_CAPT_APPLY_CFG, &fimc->state); set_bit(ST_CAPT_APPLY_CFG, &fimc->state);
spin_unlock_irqrestore(&fimc->slock, flags); spin_unlock_irqrestore(&fimc->slock, flags);
if (sel->target == V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL) if (sel->target == V4L2_SEL_TGT_COMPOSE)
ctx->state |= FIMC_COMPOSE; ctx->state |= FIMC_COMPOSE;
} }

11
drivers/media/video/s5p-fimc/fimc-lite.c
View file

@ -1086,9 +1086,9 @@ static int fimc_lite_subdev_get_selection(struct v4l2_subdev *sd,
struct fimc_lite *fimc = v4l2_get_subdevdata(sd); struct fimc_lite *fimc = v4l2_get_subdevdata(sd);
struct flite_frame *f = &fimc->inp_frame; struct flite_frame *f = &fimc->inp_frame;
if ((sel->target != V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL && if ((sel->target != V4L2_SEL_TGT_CROP &&
sel->target != V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS) || sel->target != V4L2_SEL_TGT_CROP_BOUNDS) ||
sel->pad != FLITE_SD_PAD_SINK) sel->pad != FLITE_SD_PAD_SINK)
return -EINVAL; return -EINVAL;
if (sel->which == V4L2_SUBDEV_FORMAT_TRY) { if (sel->which == V4L2_SUBDEV_FORMAT_TRY) {
@ -1097,7 +1097,7 @@ static int fimc_lite_subdev_get_selection(struct v4l2_subdev *sd,
} }
mutex_lock(&fimc->lock); mutex_lock(&fimc->lock);
if (sel->target == V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL) { if (sel->target == V4L2_SEL_TGT_CROP) {
sel->r = f->rect; sel->r = f->rect;
} else { } else {
sel->r.left = 0; sel->r.left = 0;
@ -1122,8 +1122,7 @@ static int fimc_lite_subdev_set_selection(struct v4l2_subdev *sd,
struct flite_frame *f = &fimc->inp_frame; struct flite_frame *f = &fimc->inp_frame;
int ret = 0; int ret = 0;
if (sel->target != V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL || if (sel->target != V4L2_SEL_TGT_CROP || sel->pad != FLITE_SD_PAD_SINK)
sel->pad != FLITE_SD_PAD_SINK)
return -EINVAL; return -EINVAL;
mutex_lock(&fimc->lock); mutex_lock(&fimc->lock);

30
drivers/media/video/smiapp/smiapp-core.c
View file

@ -1630,7 +1630,7 @@ static void smiapp_propagate(struct v4l2_subdev *subdev,
smiapp_get_crop_compose(subdev, fh, crops, &comp, which); smiapp_get_crop_compose(subdev, fh, crops, &comp, which);
switch (target) { switch (target) {
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
comp->width = crops[SMIAPP_PAD_SINK]->width; comp->width = crops[SMIAPP_PAD_SINK]->width;
comp->height = crops[SMIAPP_PAD_SINK]->height; comp->height = crops[SMIAPP_PAD_SINK]->height;
if (which == V4L2_SUBDEV_FORMAT_ACTIVE) { if (which == V4L2_SUBDEV_FORMAT_ACTIVE) {
@ -1646,7 +1646,7 @@ static void smiapp_propagate(struct v4l2_subdev *subdev,
} }
} }
/* Fall through */ /* Fall through */
case V4L2_SUBDEV_SEL_TGT_COMPOSE: case V4L2_SEL_TGT_COMPOSE:
*crops[SMIAPP_PAD_SRC] = *comp; *crops[SMIAPP_PAD_SRC] = *comp;
break; break;
default: default:
@ -1722,7 +1722,7 @@ static int smiapp_set_format(struct v4l2_subdev *subdev,
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE)
ssd->sink_fmt = *crops[ssd->sink_pad]; ssd->sink_fmt = *crops[ssd->sink_pad];
smiapp_propagate(subdev, fh, fmt->which, smiapp_propagate(subdev, fh, fmt->which,
V4L2_SUBDEV_SEL_TGT_CROP); V4L2_SEL_TGT_CROP);
mutex_unlock(&sensor->mutex); mutex_unlock(&sensor->mutex);
@ -1957,7 +1957,7 @@ static int smiapp_set_compose(struct v4l2_subdev *subdev,
*comp = sel->r; *comp = sel->r;
smiapp_propagate(subdev, fh, sel->which, smiapp_propagate(subdev, fh, sel->which,
V4L2_SUBDEV_SEL_TGT_COMPOSE); V4L2_SEL_TGT_COMPOSE);
if (sel->which == V4L2_SUBDEV_FORMAT_ACTIVE) if (sel->which == V4L2_SUBDEV_FORMAT_ACTIVE)
return smiapp_update_mode(sensor); return smiapp_update_mode(sensor);
@ -1973,8 +1973,8 @@ static int __smiapp_sel_supported(struct v4l2_subdev *subdev,
/* We only implement crop in three places. */ /* We only implement crop in three places. */
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
if (ssd == sensor->pixel_array if (ssd == sensor->pixel_array
&& sel->pad == SMIAPP_PA_PAD_SRC) && sel->pad == SMIAPP_PA_PAD_SRC)
return 0; return 0;
@ -1987,8 +1987,8 @@ static int __smiapp_sel_supported(struct v4l2_subdev *subdev,
== SMIAPP_DIGITAL_CROP_CAPABILITY_INPUT_CROP) == SMIAPP_DIGITAL_CROP_CAPABILITY_INPUT_CROP)
return 0; return 0;
return -EINVAL; return -EINVAL;
case V4L2_SUBDEV_SEL_TGT_COMPOSE: case V4L2_SEL_TGT_COMPOSE:
case V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS: case V4L2_SEL_TGT_COMPOSE_BOUNDS:
if (sel->pad == ssd->source_pad) if (sel->pad == ssd->source_pad)
return -EINVAL; return -EINVAL;
if (ssd == sensor->binner) if (ssd == sensor->binner)
@ -2050,7 +2050,7 @@ static int smiapp_set_crop(struct v4l2_subdev *subdev,
if (ssd != sensor->pixel_array && sel->pad == SMIAPP_PAD_SINK) if (ssd != sensor->pixel_array && sel->pad == SMIAPP_PAD_SINK)
smiapp_propagate(subdev, fh, sel->which, smiapp_propagate(subdev, fh, sel->which,
V4L2_SUBDEV_SEL_TGT_CROP); V4L2_SEL_TGT_CROP);
return 0; return 0;
} }
@ -2084,7 +2084,7 @@ static int __smiapp_get_selection(struct v4l2_subdev *subdev,
} }
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS: case V4L2_SEL_TGT_CROP_BOUNDS:
if (ssd == sensor->pixel_array) { if (ssd == sensor->pixel_array) {
sel->r.width = sel->r.width =
sensor->limits[SMIAPP_LIMIT_X_ADDR_MAX] + 1; sensor->limits[SMIAPP_LIMIT_X_ADDR_MAX] + 1;
@ -2096,11 +2096,11 @@ static int __smiapp_get_selection(struct v4l2_subdev *subdev,
sel->r = *comp; sel->r = *comp;
} }
break; break;
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
case V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS: case V4L2_SEL_TGT_COMPOSE_BOUNDS:
sel->r = *crops[sel->pad]; sel->r = *crops[sel->pad];
break; break;
case V4L2_SUBDEV_SEL_TGT_COMPOSE: case V4L2_SEL_TGT_COMPOSE:
sel->r = *comp; sel->r = *comp;
break; break;
} }
@ -2147,10 +2147,10 @@ static int smiapp_set_selection(struct v4l2_subdev *subdev,
sel->r.height); sel->r.height);
switch (sel->target) { switch (sel->target) {
case V4L2_SUBDEV_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP:
ret = smiapp_set_crop(subdev, fh, sel); ret = smiapp_set_crop(subdev, fh, sel);
break; break;
case V4L2_SUBDEV_SEL_TGT_COMPOSE: case V4L2_SEL_TGT_COMPOSE:
ret = smiapp_set_compose(subdev, fh, sel); ret = smiapp_set_compose(subdev, fh, sel);
break; break;
default: default:

4
drivers/media/video/v4l2-subdev.c
View file

@ -245,7 +245,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg)
memset(&sel, 0, sizeof(sel)); memset(&sel, 0, sizeof(sel));
sel.which = crop->which; sel.which = crop->which;
sel.pad = crop->pad; sel.pad = crop->pad;
sel.target = V4L2_SUBDEV_SEL_TGT_CROP; sel.target = V4L2_SEL_TGT_CROP;
rval = v4l2_subdev_call( rval = v4l2_subdev_call(
sd, pad, get_selection, subdev_fh, &sel); sd, pad, get_selection, subdev_fh, &sel);
@ -274,7 +274,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg)
memset(&sel, 0, sizeof(sel)); memset(&sel, 0, sizeof(sel));
sel.which = crop->which; sel.which = crop->which;
sel.pad = crop->pad; sel.pad = crop->pad;
sel.target = V4L2_SUBDEV_SEL_TGT_CROP; sel.target = V4L2_SEL_TGT_CROP;
sel.r = crop->rect; sel.r = crop->rect;
rval = v4l2_subdev_call( rval = v4l2_subdev_call(

57
include/linux/v4l2-common.h Normal file
View file

@ -0,0 +1,57 @@
/*
* include/linux/v4l2-common.h
*
* Common V4L2 and V4L2 subdev definitions.
*
* Users are advised to #include this file either through videodev2.h
* (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer
* to this file directly.
*
* Copyright (C) 2012 Nokia Corporation
* Contact: Sakari Ailus <sakari.ailus@iki.fi>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __V4L2_COMMON__
#define __V4L2_COMMON__
/* Selection target definitions */
/* Current cropping area */
#define V4L2_SEL_TGT_CROP 0x0000
/* Default cropping area */
#define V4L2_SEL_TGT_CROP_DEFAULT 0x0001
/* Cropping bounds */
#define V4L2_SEL_TGT_CROP_BOUNDS 0x0002
/* Current composing area */
#define V4L2_SEL_TGT_COMPOSE 0x0100
/* Default composing area */
#define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101
/* Composing bounds */
#define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102
/* Current composing area plus all padding pixels */
#define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103
/* Backward compatibility definitions */
#define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP
#define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE
#define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL \
V4L2_SEL_TGT_CROP
#define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL \
V4L2_SEL_TGT_COMPOSE
#endif /* __V4L2_COMMON__ */

19
include/linux/v4l2-subdev.h
View file

@ -25,6 +25,7 @@
#include <linux/ioctl.h> #include <linux/ioctl.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/v4l2-common.h>
#include <linux/v4l2-mediabus.h> #include <linux/v4l2-mediabus.h>
/** /**
@ -127,27 +128,13 @@ struct v4l2_subdev_frame_interval_enum {
#define V4L2_SUBDEV_SEL_FLAG_SIZE_LE (1 << 1) #define V4L2_SUBDEV_SEL_FLAG_SIZE_LE (1 << 1)
#define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG (1 << 2) #define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG (1 << 2)
/* active cropping area */
#define V4L2_SUBDEV_SEL_TGT_CROP 0x0000
/* cropping bounds */
#define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS 0x0002
/* current composing area */
#define V4L2_SUBDEV_SEL_TGT_COMPOSE 0x0100
/* composing bounds */
#define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS 0x0102
/* backward compatibility definitions */
#define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL \
V4L2_SUBDEV_SEL_TGT_CROP
#define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL \
V4L2_SUBDEV_SEL_TGT_COMPOSE
/** /**
* struct v4l2_subdev_selection - selection info * struct v4l2_subdev_selection - selection info
* *
* @which: either V4L2_SUBDEV_FORMAT_ACTIVE or V4L2_SUBDEV_FORMAT_TRY * @which: either V4L2_SUBDEV_FORMAT_ACTIVE or V4L2_SUBDEV_FORMAT_TRY
* @pad: pad number, as reported by the media API * @pad: pad number, as reported by the media API
* @target: selection target, used to choose one of possible rectangles * @target: Selection target, used to choose one of possible rectangles,
* defined in v4l2-common.h; V4L2_SEL_TGT_* .
* @flags: constraint flags * @flags: constraint flags
* @r: coordinates of the selection window * @r: coordinates of the selection window
* @reserved: for future use, set to zero for now * @reserved: for future use, set to zero for now

25
include/linux/videodev2.h
View file

@ -64,6 +64,7 @@
#include <linux/compiler.h> #include <linux/compiler.h>
#include <linux/ioctl.h> #include <linux/ioctl.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/v4l2-common.h>
/* /*
* Common stuff for both V4L1 and V4L2 * Common stuff for both V4L1 and V4L2
@ -764,31 +765,11 @@ struct v4l2_crop {
#define V4L2_SEL_FLAG_GE 0x00000001 #define V4L2_SEL_FLAG_GE 0x00000001
#define V4L2_SEL_FLAG_LE 0x00000002 #define V4L2_SEL_FLAG_LE 0x00000002
/* Selection targets */
/* Current cropping area */
#define V4L2_SEL_TGT_CROP 0x0000
/* Default cropping area */
#define V4L2_SEL_TGT_CROP_DEFAULT 0x0001
/* Cropping bounds */
#define V4L2_SEL_TGT_CROP_BOUNDS 0x0002
/* Current composing area */
#define V4L2_SEL_TGT_COMPOSE 0x0100
/* Default composing area */
#define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101
/* Composing bounds */
#define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102
/* Current composing area plus all padding pixels */
#define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103
/* Backward compatibility definitions */
#define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP
#define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE
/** /**
* struct v4l2_selection - selection info * struct v4l2_selection - selection info
* @type: buffer type (do not use *_MPLANE types) * @type: buffer type (do not use *_MPLANE types)
* @target: selection target, used to choose one of possible rectangles * @target: Selection target, used to choose one of possible rectangles;
* defined in v4l2-common.h; V4L2_SEL_TGT_* .
* @flags: constraints flags * @flags: constraints flags
* @r: coordinates of selection window * @r: coordinates of selection window
* @reserved: for future use, rounds structure size to 64 bytes, set to zero * @reserved: for future use, rounds structure size to 64 bytes, set to zero