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snow: remove the runs[] VLA. 

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Ronald S. Bultje 2012-06-30 10:34:39 -07:00 committed by Martin Storsjö
parent 4d8516fdb1
commit cbd9b2f918
3 changed files with 4 additions and 1 deletions
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2
libavcodec/snow.c
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@ -451,6 +451,7 @@ av_cold int ff_snow_common_init(AVCodecContext *avctx){
FF_ALLOCZ_OR_GOTO(avctx, s->spatial_dwt_buffer, width * height * sizeof(DWTELEM), fail); //FIXME this does not belong here
FF_ALLOCZ_OR_GOTO(avctx, s->temp_dwt_buffer, width * sizeof(DWTELEM), fail);
FF_ALLOCZ_OR_GOTO(avctx, s->temp_idwt_buffer, width * sizeof(IDWTELEM), fail);
FF_ALLOC_OR_GOTO(avctx, s->run_buffer, ((width + 1) >> 1) * ((height + 1) >> 1) * sizeof(*s->run_buffer), fail);
for(i=0; i<MAX_REF_FRAMES; i++)
for(j=0; j<MAX_REF_FRAMES; j++)
@ -637,6 +638,7 @@ av_cold void ff_snow_common_end(SnowContext *s)
av_freep(&s->temp_dwt_buffer);
av_freep(&s->spatial_idwt_buffer);
av_freep(&s->temp_idwt_buffer);
av_freep(&s->run_buffer);
s->m.me.temp= NULL;
av_freep(&s->m.me.scratchpad);

1
libavcodec/snow.h
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@ -135,6 +135,7 @@ typedef struct SnowContext{
DWTELEM *temp_dwt_buffer;
IDWTELEM *spatial_idwt_buffer;
IDWTELEM *temp_idwt_buffer;
int *run_buffer;
int colorspace_type;
int chroma_h_shift;
int chroma_v_shift;

2
libavcodec/snowenc.c
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@ -836,7 +836,7 @@ static int encode_subband_c0run(SnowContext *s, SubBand *b, IDWTELEM *src, IDWTE
if(1){
int run=0;
int runs[w*h];
int *runs = s->run_buffer;
int run_index=0;
int max_index;