mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-24 17:20:36 +00:00
Code Issues 1 Projects Releases Wiki Activity

tests: filter: add support for frame cropping.

Browse source 
Add support for frame cropping through the --crop-rect|-c argument.
The format used is either <WIDTH> 'x' <HEIGHT>, with origin at (0,0) ;
or full specification with '('? <X> ',' <Y> ')'? <WIDTH> 'x' <HEIGHT>.
This commit is contained in:
Gwenole Beauchesne 2013-07-24 14:31:34 +02:00
parent 290cc8b7c9
commit 96362e6162
1 changed files with 40 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
tests/test-filter.c
View file

@ -27,12 +27,17 @@
#include "output.h"
static gchar *g_src_format_str;
static gchar *g_crop_rect_str;
static GOptionEntry g_options[] = {
{ "src-format", 's',
0,
G_OPTION_ARG_STRING, &g_src_format_str,
"source surface format", NULL },
{ "crop-rect", 'c',
0,
G_OPTION_ARG_STRING, &g_crop_rect_str,
"cropping rectangle", NULL },
{ NULL, }
};
@ -170,6 +175,27 @@ dump_formats(GstVaapiFilter *filter)
g_array_unref(formats);
}
static gboolean
parse_crop_rect(const gchar *str, GstVaapiRectangle *crop_rect)
{
if (str) {
// Format: <WIDTH> 'x' <HEIGHT>
if (sscanf(str, "%ux%u", &crop_rect->width, &crop_rect->height) == 2) {
crop_rect->x = 0;
crop_rect->y = 0;
return TRUE;
}
// Format: '('? <X> ',' <Y> ')'? <WIDTH> 'x' <HEIGHT>
if (sscanf(str, "(%d,%d):%ux%u", &crop_rect->x, &crop_rect->y,
&crop_rect->width, &crop_rect->height) == 4 ||
sscanf(str, "%d,%d:%ux%u", &crop_rect->x, &crop_rect->y,
&crop_rect->width, &crop_rect->height) == 4)
return TRUE;
}
return FALSE;
}
int
main(int argc, char *argv[])
{
@ -215,6 +241,19 @@ main(int argc, char *argv[])
dump_operations(filter);
dump_formats(filter);
if (g_crop_rect_str) {
GstVaapiRectangle crop_rect;
if (!parse_crop_rect(g_crop_rect_str, &crop_rect))
g_error("failed to parse cropping rectangle");
printf("Frame cropping: (%d,%d), size %ux%u\n",
crop_rect.x, crop_rect.y, crop_rect.width, crop_rect.height);
if (!gst_vaapi_filter_set_cropping_rectangle(filter, &crop_rect))
g_error("failed to set cropping rectangle");
}
status = gst_vaapi_filter_process(filter, src_surface, dst_surface,
filter_flags);
if (status != GST_VAAPI_FILTER_STATUS_SUCCESS)
@ -235,5 +274,6 @@ main(int argc, char *argv[])
gst_vaapi_display_unref(display);
video_output_exit();
g_free(g_src_format_str);
g_free(g_crop_rect_str);
return 0;
}