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Removed redundant local variables in the forward hybrid transforms.

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Change-Id: I60f7ccbbc8dc624134e325bdce6042bc183075b6
This commit is contained in:
Zoe Liu 2015-01-07 16:38:29 -08:00
parent 01eec75858
commit 4cf636a60e
1 changed files with 3 additions and 6 deletions
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9
vp9/encoder/vp9_dct.c
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@ -170,7 +170,6 @@ void vp9_fht4x4_c(const int16_t *input, tran_low_t *output,
vp9_fdct4x4_c(input, output, stride); vp9_fdct4x4_c(input, output, stride);
} else { } else {
tran_low_t out[4 * 4]; tran_low_t out[4 * 4];
tran_low_t *outptr = &out[0];
int i, j; int i, j;
tran_low_t temp_in[4], temp_out[4]; tran_low_t temp_in[4], temp_out[4];
const transform_2d ht = FHT_4[tx_type]; const transform_2d ht = FHT_4[tx_type];
@ -183,7 +182,7 @@ void vp9_fht4x4_c(const int16_t *input, tran_low_t *output,
temp_in[0] += 1; temp_in[0] += 1;
ht.cols(temp_in, temp_out); ht.cols(temp_in, temp_out);
for (j = 0; j < 4; ++j) for (j = 0; j < 4; ++j)
outptr[j * 4 + i] = temp_out[j]; out[j * 4 + i] = temp_out[j];
} }
// Rows // Rows
@ -711,7 +710,6 @@ void vp9_fht8x8_c(const int16_t *input, tran_low_t *output,
vp9_fdct8x8_c(input, output, stride); vp9_fdct8x8_c(input, output, stride);
} else { } else {
tran_low_t out[64]; tran_low_t out[64];
tran_low_t *outptr = &out[0];
int i, j; int i, j;
tran_low_t temp_in[8], temp_out[8]; tran_low_t temp_in[8], temp_out[8];
const transform_2d ht = FHT_8[tx_type]; const transform_2d ht = FHT_8[tx_type];
@ -722,7 +720,7 @@ void vp9_fht8x8_c(const int16_t *input, tran_low_t *output,
temp_in[j] = input[j * stride + i] * 4; temp_in[j] = input[j * stride + i] * 4;
ht.cols(temp_in, temp_out); ht.cols(temp_in, temp_out);
for (j = 0; j < 8; ++j) for (j = 0; j < 8; ++j)
outptr[j * 8 + i] = temp_out[j]; out[j * 8 + i] = temp_out[j];
} }
// Rows // Rows
@ -1103,7 +1101,6 @@ void vp9_fht16x16_c(const int16_t *input, tran_low_t *output,
vp9_fdct16x16_c(input, output, stride); vp9_fdct16x16_c(input, output, stride);
} else { } else {
tran_low_t out[256]; tran_low_t out[256];
tran_low_t *outptr = &out[0];
int i, j; int i, j;
tran_low_t temp_in[16], temp_out[16]; tran_low_t temp_in[16], temp_out[16];
const transform_2d ht = FHT_16[tx_type]; const transform_2d ht = FHT_16[tx_type];
@ -1114,7 +1111,7 @@ void vp9_fht16x16_c(const int16_t *input, tran_low_t *output,
temp_in[j] = input[j * stride + i] * 4; temp_in[j] = input[j * stride + i] * 4;
ht.cols(temp_in, temp_out); ht.cols(temp_in, temp_out);
for (j = 0; j < 16; ++j) for (j = 0; j < 16; ++j)
outptr[j * 16 + i] = (temp_out[j] + 1 + (temp_out[j] < 0)) >> 2; out[j * 16 + i] = (temp_out[j] + 1 + (temp_out[j] < 0)) >> 2;
} }
// Rows // Rows