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j2k: merge ff_j2k_init_tier1_luts()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
tags/n2.0
Michael Niedermayer 12 years ago
parent
commit
e66faf71eb
4 changed files with 3 additions and 14 deletions
  1. +0
    -11
      libavcodec/j2k.c
  2. +1
    -1
      libavcodec/j2k.h
  3. +1
    -1
      libavcodec/j2kdec.c
  4. +1
    -1
      libavcodec/j2kenc.c

+ 0
- 11
libavcodec/j2k.c View File

@@ -161,17 +161,6 @@ static int getsgnctxno(int flag, uint8_t *xorbit)
return ctxlbltab[hcontrib][vcontrib]; return ctxlbltab[hcontrib][vcontrib];
} }


void ff_j2k_init_tier1_luts(void)
{
int i, j;
for (i = 0; i < 256; i++)
for (j = 0; j < 4; j++)
ff_jpeg2000_sigctxno_lut[i][j] = getsigctxno(i, j);
for (i = 0; i < 16; i++)
for (j = 0; j < 16; j++)
ff_jpeg2000_sgnctxno_lut[i][j] = getsgnctxno(i + (j << 8), &ff_jpeg2000_xorbit_lut[i][j]);
}

void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative) void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative)
{ {
x++; y++; x++; y++;


+ 1
- 1
libavcodec/j2k.h View File

@@ -207,7 +207,7 @@ static inline int ff_jpeg2000_ceildiv(int a, int b)
Jpeg2000TgtNode *ff_j2k_tag_tree_init(int w, int h); Jpeg2000TgtNode *ff_j2k_tag_tree_init(int w, int h);


/* TIER-1 routines */ /* TIER-1 routines */
void ff_j2k_init_tier1_luts(void);
void ff_jpeg2000_init_tier1_luts(void);


void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative); void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative);




+ 1
- 1
libavcodec/j2kdec.c View File

@@ -1088,7 +1088,7 @@ static av_cold int j2kdec_init(AVCodecContext *avctx)


s->avctx = avctx; s->avctx = avctx;


ff_j2k_init_tier1_luts();
ff_jpeg2000_init_tier1_luts();


return 0; return 0;
} }


+ 1
- 1
libavcodec/j2kenc.c View File

@@ -1003,7 +1003,7 @@ static av_cold int j2kenc_init(AVCodecContext *avctx)
s->chroma_shift, s->chroma_shift + 1); s->chroma_shift, s->chroma_shift + 1);
} }


ff_j2k_init_tier1_luts();
ff_jpeg2000_init_tier1_luts();


init_luts(); init_luts();




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