Hi Sakari,
Thanks for the patch.
On Monday 07 May 2012 16:46:36 Sakari Ailus wrote:
> Signed-off-by: Sakari Ailus <sakari.ai...@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> ---
> src/main.c | 14 ++++++++++++++
> src/options.c | 6 ++++--
> src/v4l2subdev.c | 32 +++++++++++++++++++++++---------
> 3 files changed, 41 insertions(+), 11 deletions(-)
>
> diff --git a/src/main.c b/src/main.c
> index 2f57352..a989669 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:%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:%u,%u/%ux%u",
> + rect.left, rect.top, rect.width, rect.height);
> +
> printf("]");
> }
>
> diff --git a/src/options.c b/src/options.c
> index 46f6bef..8e80bd0 100644
> --- a/src/options.c
> +++ b/src/options.c
> @@ -56,12 +56,14 @@ static void usage(const char *argv0, int verbose)
> printf("\tv4l2 = pad, '[', v4l2-cfgs ']' ;\n");
> printf("\tv4l2-cfgs = v4l2-cfg [ ',' v4l2-cfg ] ;\n");
> printf("\tv4l2-cfg = v4l2-mbusfmt | v4l2-crop\n");
> - printf("\t | v4l2 frame interval ;\n");
> + printf("\t | v4l2-compose | v4l2 frame interval
> ;\n"); printf("\tv4l2-mbusfmt = 'fmt:', fcc, '/', size ;\n");
> printf("\tpad = entity, ':', pad number ;\n");
> printf("\tentity = entity number | ( '\"', entity name,
> '\"'
> ) ;\n"); printf("\tsize = width, 'x', height ;\n");
> - printf("\tv4l2-crop = 'crop:(', left, ',', top, ')/', size
> ;\n"); + printf("\tv4l2-crop = 'crop:', v4l2-rectangle ;\n");
> + printf("\tv4l2-compose = 'compose:', v4l2-rectangle ;\n");
> + printf("\tv4l2-rectangle = '(', left, ',', top, ')/', size ;\n");
> printf("\tv4l2 frame interval = '@', numerator, '/', denominator ;\n");
> printf("where the fields are\n");
> printf("\tentity number Entity numeric identifier\n");
> diff --git a/src/v4l2subdev.c b/src/v4l2subdev.c
> index 6881553..0abb4f4 100644
> --- a/src/v4l2subdev.c
> +++ b/src/v4l2subdev.c
> @@ -320,8 +320,8 @@ 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;
> @@ -358,6 +358,15 @@ static struct media_pad *v4l2_subdev_parse_pad_format(
> continue;
> }
>
> + if (!strhazit("compose:", &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)
> @@ -471,30 +480,35 @@ 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;
> }
>
> - if (pad->flags & MEDIA_PAD_FL_SOURCE) {
> - ret = set_selection(pad, V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL,
> &crop);
> + if (pad->flags & MEDIA_PAD_FL_SINK) {
> + ret = set_format(pad, &format);
> if (ret < 0)
> return ret;
> }
>
> - ret = set_format(pad, &format);
> + ret = set_selection(pad, V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL, &crop);
> if (ret < 0)
> return ret;
>
> - if (pad->flags & MEDIA_PAD_FL_SINK) {
> - ret = set_selection(pad, V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL,
> &crop);
> + 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)
> return ret;
> }
--
Regards,
Laurent Pinchart
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