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dvbsubdec: dirty handkling

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
JULIAN GARDNER
2011-10-14 15:28:50 +02:00
committed by Michael Niedermayer
parent eea064aea6
commit b522d2a3b7
1 changed files with 7 additions and 0 deletions
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7
libavcodec/dvbsubdec.c
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@@ -209,6 +209,7 @@ typedef struct DVBSubRegion {
uint8_t *pbuf; uint8_t *pbuf;
int buf_size; int buf_size;
int dirty;
DVBSubObjectDisplay *display_list; DVBSubObjectDisplay *display_list;
@@ -781,6 +782,7 @@ static void dvbsub_parse_pixel_data_block(AVCodecContext *avctx, DVBSubObjectDis
return; return;
pbuf = region->pbuf; pbuf = region->pbuf;
region->dirty = 1;
x_pos = display->x_pos; x_pos = display->x_pos;
y_pos = display->y_pos; y_pos = display->y_pos;
@@ -1044,6 +1046,7 @@ static void dvbsub_parse_region_segment(AVCodecContext *avctx,
region->pbuf = av_malloc(region->buf_size); region->pbuf = av_malloc(region->buf_size);
fill = 1; fill = 1;
region->dirty = 0;
} }
region->depth = 1 << (((*buf++) >> 2) & 7); region->depth = 1 << (((*buf++) >> 2) & 7);
@@ -1356,6 +1359,10 @@ static int dvbsub_display_end_segment(AVCodecContext *avctx, const uint8_t *buf,
if (!region) if (!region)
continue; continue;
if (!region->dirty)
continue;
rect = sub->rects[i];
rect->x = display->x_pos + offset_x; rect->x = display->x_pos + offset_x;
rect->y = display->y_pos + offset_y; rect->y = display->y_pos + offset_y;
rect->w = region->width; rect->w = region->width;