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## 03_change_window_size.dpatch by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
##
## All lines beginning with `## DP:' are a description of the patch.
## DP: Add resize stuff
diff -urNad dv4l-1.0~/interdv4l.c dv4l-1.0/interdv4l.c
--- dv4l-1.0~/interdv4l.c 2008-11-28 22:52:19.000000000 +0900
+++ dv4l-1.0/interdv4l.c 2008-11-28 22:53:15.000000000 +0900
@@ -85,6 +85,8 @@
int vnoredir;
int vminor;
int vrgbonly;
+ int rsize_w;
+ int rsize_h;
time_t vtime;
} vid_context_t;
@@ -391,6 +393,14 @@
dv4l_env = getenv("DV4L_RGBONLY");
vctx.vrgbonly = (dv4l_env != NULL);
+
+ dv4l_env = getenv("DV4L_WIDTH");
+ if (dv4l_env != NULL)
+ vctx.rsize_w = atoi(dv4l_env);
+
+ dv4l_env = getenv("DV4L_HEIGHT");
+ if (dv4l_env != NULL)
+ vctx.rsize_h = atoi(dv4l_env);
}
if(strcmp(name, "LD_PRELOAD") == 0) {
@@ -726,8 +736,19 @@
vctx.vcap.maxheight = 0; \
log("#2 dv4l open vfd %d fake_fd %d\n", vctx.vfd, fake_fd); \
get_camsize(&vctx); \
- vctx.vwin.width = vctx.vcap.maxwidth; \
- vctx.vwin.height = vctx.vcap.maxheight; \
+ /* window rsize */ \
+ if ((vctx.rsize_w > 0) && \
+ (vctx.rsize_w < vctx.vcap.maxwidth)) \
+ vctx.vwin.width = vctx.rsize_w; \
+ else \
+ vctx.vwin.width = vctx.vcap.maxwidth; \
+ \
+ if ((vctx.rsize_h > 0) && \
+ (vctx.rsize_h < vctx.vcap.maxheight)) \
+ vctx.vwin.height = vctx.rsize_h; \
+ else \
+ vctx.vwin.height = vctx.vcap.maxheight; \
+ \
debug("#3 dv4l open\n"); \
iec61883_dv_set_buffers(iec61883_dv_fb_get_dv(vctx.viec), 1000); \
if(iec61883_dv_fb_start(vctx.viec, 63) < 0) { \
diff -urNad dv4l-1.0~/mkdv4lstart dv4l-1.0/mkdv4lstart
--- dv4l-1.0~/mkdv4lstart 2008-11-28 22:52:39.000000000 +0900
+++ dv4l-1.0/mkdv4lstart 2008-11-28 22:52:39.000000000 +0900
@@ -25,6 +25,12 @@
echo " choosing YUV palettes. Try this option if you get low"
echo " frame rates."
echo
+ echo " -w, --width"
+ echo " Set window width."
+ echo
+ echo " -h, --height"
+ echo " Set window height."
+ echo
echo " -v, --verbose <level>"
echo " Set the amount of debugging messages. A level of 0 means no"
echo " output at all, 1 is the default, 3 enables all messages."
@@ -46,6 +52,16 @@
DV4L_RGBONLY=1
export DV4L_RGBONLY
;;
+ -w | --width)
+ shift
+ DV4L_WIDTH=\$1
+ export DV4L_WIDTH
+ ;;
+ -h | --height)
+ shift
+ DV4L_HEIGHT=\$1
+ export DV4L_HEIGHT
+ ;;
-v | --verbose)
shift
DV4L_VERBOSE=\$1
|
