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/**
* @file vidbridge/src.c Video bridge -- source
*
* Copyright (C) 2010 Alfred E. Heggestad
*/
#include <re.h>
#include <rem.h>
#include <baresip.h>
#include "vidbridge.h"
static void destructor(void *arg)
{
struct vidsrc_st *st = arg;
if (st->vidisp)
st->vidisp->vidsrc = NULL;
list_unlink(&st->le);
mem_deref(st->device);
}
int vidbridge_src_alloc(struct vidsrc_st **stp, const struct vidsrc *vs,
struct media_ctx **ctx, struct vidsrc_prm *prm,
const struct vidsz *size, const char *fmt,
const char *dev, vidsrc_frame_h *frameh,
vidsrc_error_h *errorh, void *arg)
{
struct vidsrc_st *st;
int err;
(void)ctx;
(void)fmt;
(void)errorh;
(void)vs;
if (!stp || !prm || !size || !frameh)
return EINVAL;
st = mem_zalloc(sizeof(*st), destructor);
if (!st)
return ENOMEM;
st->frameh = frameh;
st->arg = arg;
st->fps = prm->fps;
err = str_dup(&st->device, dev);
if (err)
goto out;
/* find a vidisp device with same name */
st->vidisp = vidbridge_disp_find(dev);
if (st->vidisp) {
st->vidisp->vidsrc = st;
}
hash_append(ht_src, hash_joaat_str(dev), &st->le, st);
out:
if (err)
mem_deref(st);
else
*stp = st;
return err;
}
static bool list_apply_handler(struct le *le, void *arg)
{
struct vidsrc_st *st = le->data;
return 0 == str_cmp(st->device, arg);
}
struct vidsrc_st *vidbridge_src_find(const char *device)
{
return list_ledata(hash_lookup(ht_src, hash_joaat_str(device),
list_apply_handler, (void *)device));
}
void vidbridge_src_input(struct vidsrc_st *st,
const struct vidframe *frame, uint64_t timestamp)
{
if (!st || !frame)
return;
if (st->frameh)
st->frameh((struct vidframe *)frame, timestamp, st->arg);
}
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