C++ (Cpp) pullup_alloc_context Examples

Example #1

File: filter_ivtc.c Project: DocOnDev/mythtv

static VideoFilter *NewIvtcFilter(VideoFrameType inpixfmt,
                                  VideoFrameType outpixfmt,
                                  int *width, int *height, char *options,
                                  int threads)
{
    (void) threads;

    ThisFilter *filter;

    options = NULL;
    if (inpixfmt != FMT_YV12)
        return NULL;
    if (outpixfmt != FMT_YV12)
        return NULL;

    filter = malloc (sizeof (ThisFilter));

    if (filter == NULL)
    {
        fprintf (stderr, "Ivtc: failed to allocate memory for filter\n");
        return NULL;
    }

    memset(filter, 0, sizeof(ThisFilter));
    filter->progressive_frame_seen = 0;
    filter->interlaced_frame_seen = 0;
    filter->apply_filter = 0;
    filter->context = pullup_alloc_context();
    struct pullup_context *c = filter->context;
    c->metric_plane = 0;
    c->strict_breaks = 0;
    c->junk_left = c->junk_right = 1;
    c->junk_top = c->junk_bottom = 4;
    c->verbose = 0;
    c->format = PULLUP_FMT_Y;
    c->nplanes = 4;
    pullup_preinit_context(c);
    c->bpp[0] = c->bpp[1] = c->bpp[2] = 0;
    c->background[1] = c->background[2]  = 128;

    int pitches[3] = { *width, *width >> 1, *width >> 1 };
    SetupFilter(filter, *width, *height, pitches);

#if HAVE_MMX
    c->cpu      |= PULLUP_CPU_MMX;
#endif

    pullup_init_context(c);
    filter->vf.filter = &IvtcFilter;
    filter->vf.cleanup = &IvtcFilterCleanup;
    return (VideoFilter *) filter;
}

Example #2

File: vf_pullup.c Project: ArcherSeven/mpv

static int vf_open(vf_instance_t *vf, char *args)
{
	struct vf_priv_s *p;
	struct pullup_context *c;
	vf->filter = filter;
	vf->config = config;
	vf->query_format = query_format;
	vf->uninit = uninit;
	vf->priv = p = calloc(1, sizeof(struct vf_priv_s));
	p->ctx = c = pullup_alloc_context();
	p->fakecount = 1;
	c->verbose = verbose>0;
	c->junk_left = c->junk_right = 1;
	c->junk_top = c->junk_bottom = 4;
	c->strict_breaks = 0;
	c->metric_plane = 0;
	if (args) {
		sscanf(args, "%d:%d:%d:%d:%d:%d", &c->junk_left, &c->junk_right, &c->junk_top, &c->junk_bottom, &c->strict_breaks, &c->metric_plane);
	}
	return 1;
}