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dvbsuboverlay: clean-up: allocate flat array of rectangles

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instead of an array of pointers to individually-allocated rectangles.
This commit is contained in:
Tim-Philipp Müller 2010-12-27 11:10:53 +00:00
parent 857e3dda46
commit 7a21a19499
3 changed files with 14 additions and 22 deletions
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30
gst/dvbsuboverlay/dvb-sub.c
View file

@ -1185,11 +1185,8 @@ static gint
_dvb_sub_parse_end_of_display_set (DvbSub * dvb_sub, guint16 page_id,
guint8 * buf, gint buf_size, guint64 pts)
{
DVBSubtitles *sub = g_slice_new0 (DVBSubtitles);
DVBSubRegion *region;
DVBSubRegionDisplay *display;
DVBSubtitleRect *rect;
DVBSubtitles *sub;
DVBSubCLUT *clut;
guint32 *clut_table;
int i;
@ -1198,21 +1195,17 @@ _dvb_sub_parse_end_of_display_set (DvbSub * dvb_sub, guint16 page_id,
GST_DEBUG ("DISPLAY SET END: page_id = %u, length = %d", page_id, buf_size);
sub->rects = NULL;
sub = g_slice_new0 (DVBSubtitles);
#if 0 /* FIXME: PTS stuff not figured out yet */
sub->start_display_time = 0;
sub->end_display_time = priv->page_time_out * 1000;
sub->format = 0; /* 0 = graphics */
#endif
/* N.B. g_new0() will return NULL if num_rects is 0 */
sub->num_rects = dvb_sub->display_list_size;
if (sub->num_rects > 0) {
// FIXME-MEMORY-LEAK: This structure is not freed up yet
sub->rects = g_malloc0 (sizeof (*sub->rects) * sub->num_rects); /* GSlice? */
for (i = 0; i < sub->num_rects; i++)
sub->rects[i] = g_malloc0 (sizeof (*sub->rects[i])); /* GSlice? */
}
sub->rects = g_new0 (DVBSubtitleRect, sub->num_rects);
i = 0;
@ -1220,12 +1213,15 @@ _dvb_sub_parse_end_of_display_set (DvbSub * dvb_sub, guint16 page_id,
sub->display_def = dvb_sub->display_def;
for (display = dvb_sub->display_list; display; display = display->next) {
DVBSubtitleRect *rect;
DVBSubRegion *region;
region = get_region (dvb_sub, display->region_id);
rect = sub->rects[i];
if (!region)
continue;
rect = &sub->rects[i];
rect->x = display->x_pos;
rect->y = display->y_pos;
rect->w = region->width;
@ -1298,18 +1294,14 @@ void
dvb_subtitles_free (DVBSubtitles * sub)
{
int i;
DVBSubtitleRect *rect;
if (sub == NULL)
return;
/* Now free up all the temporary memory we allocated */
for (i = 0; i < sub->num_rects; ++i) {
rect = sub->rects[i];
g_free (rect->pict.palette);
g_free (rect->pict.data);
g_free (rect);
g_free (sub->rects[i].pict.palette);
g_free (sub->rects[i].pict.data);
}
g_free (sub->rects);
g_slice_free (DVBSubtitles, sub);

4
gst/dvbsuboverlay/dvb-sub.h
View file

@ -103,8 +103,8 @@ typedef struct DVBSubtitleWindow {
typedef struct DVBSubtitles {
guint64 pts;
guint8 page_time_out;
unsigned int num_rects;
DVBSubtitleRect **rects;
guint num_rects;
DVBSubtitleRect *rects;
DVBSubtitleWindow display_def;
} DVBSubtitles;

2
gst/dvbsuboverlay/gstdvbsuboverlay.c
View file

@ -527,7 +527,7 @@ blit_i420 (GstDVBSubOverlay * overlay, DVBSubtitles * subs, GstBuffer * buffer)
gint32 sx = 0, sy; /* 16.16 fixed point */
gint32 xstep, ystep; /* 16.16 fixed point */
sub_region = subs->rects[counter];
sub_region = &subs->rects[counter];
if (sub_region->y > height || sub_region->x > width)
continue;