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/**
* @file mock/mock_vidisp.c Mock video display
*
* Copyright (C) 2010 - 2016 Alfred E. Heggestad
*/
#include <re.h>
#include <rem.h>
#include <baresip.h>
#include "../test.h"
#define MAX_WIDTH 65536
#define MAX_HEIGHT 65536
struct vidisp_st {
unsigned n_frame;
};
static struct {
mock_vidisp_h *disph;
void *arg;
} mock;
static void disp_destructor(void *arg)
{
struct vidisp_st *st = arg;
(void)st;
}
static int mock_disp_alloc(struct vidisp_st **stp, const struct vidisp *vd,
struct vidisp_prm *prm, const char *dev,
vidisp_resize_h *resizeh, void *arg)
{
struct vidisp_st *st;
(void)prm;
(void)dev;
(void)resizeh;
(void)arg;
if (!stp || !vd)
return EINVAL;
st = mem_zalloc(sizeof(*st), disp_destructor);
if (!st)
return ENOMEM;
*stp = st;
return 0;
}
static int mock_display(struct vidisp_st *st, const char *title,
const struct vidframe *frame, uint64_t timestamp)
{
unsigned width, height;
(void)title;
(void)timestamp;
if (!st || !frame)
return EINVAL;
width = frame->size.w;
height = frame->size.h;
if (!vidframe_isvalid(frame)) {
warning("mock_vidisp: got invalid frame\n");
return EPROTO;
}
/* verify that the video frame is good */
if (frame->fmt >= VID_FMT_N)
return EPROTO;
if (width == 0 || width > MAX_WIDTH)
return EPROTO;
if (height == 0 || height > MAX_HEIGHT)
return EPROTO;
if (frame->linesize[0] == 0)
return EPROTO;
++st->n_frame;
if (st->n_frame >= 10) {
info("mock_vidisp: got %u frames\n", st->n_frame);
if (mock.disph)
mock.disph(frame, timestamp, mock.arg);
}
return 0;
}
int mock_vidisp_register(struct vidisp **vidispp,
mock_vidisp_h *disph, void *arg)
{
mock.disph = disph;
mock.arg = arg;
return vidisp_register(vidispp, baresip_vidispl(), "mock-vidisp",
mock_disp_alloc, NULL, mock_display, NULL);
}
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