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static int init(priv_t *priv, tvi_param_t *params);
static int uninit(priv_t *priv);
static int control(priv_t *priv, int cmd, void *arg);
static int start(priv_t *priv);
static int grab_video_frame(priv_t *priv, char *buffer, int len);
static int get_video_framesize(priv_t *priv);
static int grab_audio_frame(priv_t *priv, char *buffer, int len);
static int get_audio_framesize(priv_t *priv);
static tvi_functions_t functions =
{
init,
uninit,
control,
start,
grab_video_frame,
get_video_framesize,
grab_audio_frame,
get_audio_framesize
};
static tvi_handle_t *new_handle()
{
tvi_handle_t *h = (tvi_handle_t *)malloc(sizeof(tvi_handle_t));
if (!h)
return(NULL);
h->priv = (priv_t *)malloc(sizeof(priv_t));
if (!h->priv)
{
free(h);
return(NULL);
}
memset(h->priv, 0, sizeof(priv_t));
h->info = &info;
h->functions = &functions;
h->params = NULL;
h->seq = 0;
h->chanlist = -1;
h->chanlist_s = NULL;
h->norm = -1;
h->channel = -1;
return(h);
}
static void free_handle(tvi_handle_t *h)
{
if (h->priv)
free(h->priv);
if (h)
free(h);
}
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