summaryrefslogtreecommitdiff
path: root/wcap
diff options
context:
space:
mode:
authorKristian Høgsberg <krh@bitplanet.net>2012-05-25 18:08:29 -0400
committerKristian Høgsberg <krh@bitplanet.net>2012-05-25 18:08:29 -0400
commitbf171301446002d118196d957302ed447e984951 (patch)
tree6d125e62cab649a303a0ab35be1cb3d74401b193 /wcap
parent2bcb2fc1fdda6f261ccbce795b2a81a9b96fc13b (diff)
wcap: Move old wcap-encode to wcap/ as wcap-snapshot
Diffstat (limited to 'wcap')
-rw-r--r--wcap/wcap-snapshot.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/wcap/wcap-snapshot.c b/wcap/wcap-snapshot.c
new file mode 100644
index 00000000..660a027f
--- /dev/null
+++ b/wcap/wcap-snapshot.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright © 2012 Intel Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <sys/mman.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+
+#include <cairo.h>
+
+#include "wcap-decode.h"
+
+static void
+write_png(struct wcap_decoder *decoder, const char *filename)
+{
+ cairo_surface_t *surface;
+
+ surface = cairo_image_surface_create_for_data((unsigned char *) decoder->frame,
+ CAIRO_FORMAT_ARGB32,
+ decoder->width,
+ decoder->height,
+ decoder->width * 4);
+ cairo_surface_write_to_png(surface, filename);
+ cairo_surface_destroy(surface);
+}
+
+int main(int argc, char *argv[])
+{
+ struct wcap_decoder *decoder;
+ int i, output_frame;
+ char filename[200];
+
+ if (argc != 2 && argc != 3) {
+ fprintf(stderr, "usage: wcap-snapshot WCAP_FILE [FRAME]\n");
+ return 1;
+ }
+
+ decoder = wcap_decoder_create(argv[1]);
+ output_frame = -1;
+ if (argc == 3)
+ output_frame = strtol(argv[2], NULL, 0);
+
+ i = 0;
+ while (wcap_decoder_get_frame(decoder)) {
+ if (i == output_frame) {
+ snprintf(filename, sizeof filename,
+ "wcap-frame-%d.png", i);
+ write_png(decoder, filename);
+ printf("wrote %s\n", filename);
+ }
+ i++;
+ }
+
+ printf("wcap file: size %dx%d, %d frames\n",
+ decoder->width, decoder->height, i);
+
+ wcap_decoder_destroy(decoder);
+}