You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
2.5 KiB
83 lines
2.5 KiB
/*
|
|
* 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);
|
|
}
|
|
|