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fix initialization bug in which execution overwrites essential data

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tables which causes trouble on subsequent runs if decoder is not
disposed first

Originally committed as revision 3214 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Mike Melanson 2004-06-11 02:24:08 +00:00
parent ae1dbde1cf
commit 364ec9dcb6
1 changed files with 8 additions and 8 deletions
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16
libavcodec/truemotion1.c
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@ -62,10 +62,10 @@ typedef struct TrueMotion1Context {
int block_width;
int block_height;
int16_t *ydt;
int16_t *cdt;
int16_t *fat_ydt;
int16_t *fat_cdt;
int16_t ydt[8];
int16_t cdt[8];
int16_t fat_ydt[8];
int16_t fat_cdt[8];
int last_deltaset, last_vectable;
@ -146,10 +146,10 @@ static void select_delta_tables(TrueMotion1Context *s, int delta_table_index)
if (delta_table_index > 3)
return;
s->ydt = ydts[delta_table_index];
s->cdt = cdts[delta_table_index];
s->fat_ydt = fat_ydts[delta_table_index];
s->fat_cdt = fat_cdts[delta_table_index];
memcpy(s->ydt, ydts[delta_table_index], 8 * sizeof(int16_t));
memcpy(s->cdt, cdts[delta_table_index], 8 * sizeof(int16_t));
memcpy(s->fat_ydt, fat_ydts[delta_table_index], 8 * sizeof(int16_t));
memcpy(s->fat_cdt, fat_cdts[delta_table_index], 8 * sizeof(int16_t));
/* Y skinny deltas need to be halved for some reason; maybe the
* skinny Y deltas should be modified */