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remove duplicate zigzag tables

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Originally committed as revision 4259 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2005-05-17 11:36:07 +00:00
parent 36af0c959e
commit 1482fee88d
2 changed files with 0 additions and 20 deletions
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5
libavcodec/vp3.c
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@ -889,7 +889,6 @@ static void init_dequantizer(Vp3DecodeContext *s)
for (i = 1; i < 64; i++) {
int k= s->scantable.scantable[i];
j = s->scantable.permutated[i];
s->intra_y_dequant[j] = s->coded_intra_y_dequant[k] * ac_scale_factor / 100;
if (s->intra_y_dequant[j] < MIN_DEQUANT_VAL)
@ -2614,10 +2613,6 @@ static int vp3_decode_init(AVCodecContext *avctx)
&ac_bias_3[i][0][0], 4, 2, 0);
}
/* build quantization zigzag table */
for (i = 0; i < 64; i++)
zigzag_index[dezigzag_index[i]] = i;
/* work out the block mapping tables */
s->superblock_fragments = av_malloc(s->superblock_count * 16 * sizeof(int));
s->superblock_macroblocks = av_malloc(s->superblock_count * 4 * sizeof(int));

15
libavcodec/vp3data.h
View File

@ -72,21 +72,6 @@ static const uint32_t vp31_filter_limit_values[64] =
0, 0, 0, 0, 0, 0, 0, 0
};
/* table used to convert natural order <-> zigzag order */
static const int dezigzag_index[64] =
{ 0, 1, 8, 16, 9, 2, 3, 10,
17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34,
27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36,
29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46,
53, 60, 61, 54, 47, 55, 62, 63
};
/* inverse of dezigzag index */
static __attribute__((unused)) int zigzag_index[64];
static const uint16_t dc_bias[16][32][2] = {
{ /* DC bias table 0 */
{ 0x2D, 6 },