Signed-off-by: Sakari Ailus <sakari.ai...@iki.fi>
---
src/main.c | 14 ++++++++++++++
src/options.c | 6 ++++--
src/v4l2subdev.c | 22 ++++++++++++++++++----
3 files changed, 36 insertions(+), 6 deletions(-)
diff --git a/src/main.c b/src/main.c
index 6de1031..6362f3e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -77,6 +77,20 @@ static void v4l2_subdev_print_format(struct media_entity
*entity,
printf("\n\t\t crop.actual:%u,%u/%ux%u", rect.left, rect.top,
rect.width, rect.height);
+ ret = v4l2_subdev_get_selection(entity, &rect, pad,
+ V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS,
+ which);
+ if (ret == 0)
+ printf("\n\t\t compose.bounds:%u,%u/%ux%u",
+ rect.left, rect.top, rect.width, rect.height);
+
+ ret = v4l2_subdev_get_selection(entity, &rect, pad,
+ V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL,
+ which);
+ if (ret == 0)
+ printf("\n\t\t compose.actual:%u,%u/%ux%u",
+ rect.left, rect.top, rect.width, rect.height);
+
printf("]");
}
diff --git a/src/options.c b/src/options.c
index 4d9d48f..c0b3d3b 100644
--- a/src/options.c
+++ b/src/options.c
@@ -55,13 +55,15 @@ static void usage(const char *argv0, int verbose)
printf("\tlink = pad, '->', pad, '[', flags, ']' ;\n");
printf("\tformat = pad, '[', formats ']' ;\n");
printf("\tformats = formats ',' formats ;\n");
- printf("\tformats = fmt | crop | frame interval ;\n");
+ printf("\tformats = fmt | crop | compose | frame interval ;\n");
printf("\fmt = 'fmt:', fcc, '/', size ;\n");
printf("\tpad = entity, ':', pad number ;\n");
printf("\tentity = entity number | ( '\"', entity name, '\"' )
;\n");
printf("\tsize = width, 'x', height ;\n");
- printf("\tcrop = 'crop.actual:', left, ',', top, '/', size
;\n");
+ printf("\tcrop = 'crop.actual:', window ;\n");
+ printf("\tcompose = 'compose.actual:', window ;\n");
printf("\tframe interval = '@', numerator, '/', denominator ;\n");
+ printf("\twindow = left, ',', top, '/', size ;\n");
printf("where the fields are\n");
printf("\tentity number Entity numeric identifier\n");
printf("\tentity name Entity name (string) \n");
diff --git a/src/v4l2subdev.c b/src/v4l2subdev.c
index 87b22fc..8e3a447 100644
--- a/src/v4l2subdev.c
+++ b/src/v4l2subdev.c
@@ -317,8 +317,8 @@ static int strhazit(const char *str, const char **p)
static struct media_pad *v4l2_subdev_parse_pad_format(
struct media_device *media, struct v4l2_mbus_framefmt *format,
- struct v4l2_rect *crop, struct v4l2_fract *interval, const char *p,
- char **endp)
+ struct v4l2_rect *crop, struct v4l2_rect *compose,
+ struct v4l2_fract *interval, const char *p, char **endp)
{
struct media_pad *pad;
char *end;
@@ -355,6 +355,15 @@ static struct media_pad *v4l2_subdev_parse_pad_format(
continue;
}
+ if (!strhazit("compose.actual:", &p)) {
+ ret = v4l2_subdev_parse_rectangle(compose, p, &end);
+ if (ret < 0)
+ return NULL;
+
+ for (p = end; isspace(*p); p++);
+ continue;
+ }
+
if (*p == '@') {
ret = v4l2_subdev_parse_frame_interval(interval, ++p,
&end);
if (ret < 0)
@@ -468,13 +477,14 @@ static int v4l2_subdev_parse_setup_format(struct
media_device *media,
struct v4l2_mbus_framefmt format = { 0, 0, 0 };
struct media_pad *pad;
struct v4l2_rect crop = { -1, -1, -1, -1 };
+ struct v4l2_rect compose = crop;
struct v4l2_fract interval = { 0, 0 };
unsigned int i;
char *end;
int ret;
- pad = v4l2_subdev_parse_pad_format(media, &format, &crop, &interval,
- p, &end);
+ pad = v4l2_subdev_parse_pad_format(media, &format, &crop, &compose,
+ &interval, p, &end);
if (pad == NULL) {
media_dbg(media, "Unable to parse format\n");
return -EINVAL;
@@ -490,6 +500,10 @@ static int v4l2_subdev_parse_setup_format(struct
media_device *media,
if (ret < 0)
return ret;
+ ret = set_selection(pad, V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL, &compose);
+ if (ret < 0)
+ return ret;
+
if (pad->flags & MEDIA_PAD_FL_SOURCE) {
ret = set_format(pad, &format);
if (ret < 0)
--
1.7.2.5
--
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