Commit 600a3860 authored by Dmitry Kovalev's avatar Dmitry Kovalev

Making input pointer constant for all fdct/fht functions.

Change-Id: I78f7012f967a777ddd39bae6671eb501df6bbfe8
parent 1dcf0940
......@@ -257,17 +257,18 @@ void reference_16x16_dct_2d(int16_t input[256], double output[256]) {
}
}
typedef void (*fdct_t)(int16_t *in, int16_t *out, int stride);
typedef void (*idct_t)(const int16_t *in, uint8_t *dst, int stride);
typedef void (*fht_t) (int16_t *in, int16_t *out, int stride, int tx_type);
typedef void (*iht_t) (const int16_t *in, uint8_t *dst, int stride,
typedef void (*fdct_t)(const int16_t *in, int16_t *out, int stride);
typedef void (*idct_t)(const int16_t *in, uint8_t *out, int stride);
typedef void (*fht_t) (const int16_t *in, int16_t *out, int stride,
int tx_type);
typedef void (*iht_t) (const int16_t *in, uint8_t *out, int stride,
int tx_type);
void fdct16x16_ref(int16_t *in, int16_t *out, int stride, int tx_type) {
void fdct16x16_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
vp9_fdct16x16_c(in, out, stride);
}
void fht16x16_ref(int16_t *in, int16_t *out, int stride, int tx_type) {
void fht16x16_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
vp9_short_fht16x16_c(in, out, stride, tx_type);
}
......
......@@ -74,8 +74,8 @@ void reference_32x32_dct_2d(const int16_t input[kNumCoeffs],
}
}
typedef void (*fwd_txfm_t)(int16_t *in, int16_t *out, int stride);
typedef void (*inv_txfm_t)(const int16_t *in, uint8_t *dst, int stride);
typedef void (*fwd_txfm_t)(const int16_t *in, int16_t *out, int stride);
typedef void (*inv_txfm_t)(const int16_t *in, uint8_t *out, int stride);
class Trans32x32Test : public PARAMS(fwd_txfm_t, inv_txfm_t, int) {
public:
......
......@@ -28,17 +28,18 @@ void vp9_idct8x8_64_add_c(const int16_t *input, uint8_t *output, int pitch);
using libvpx_test::ACMRandom;
namespace {
typedef void (*fdct_t)(int16_t *in, int16_t *out, int stride);
typedef void (*idct_t)(const int16_t *in, uint8_t *dst, int stride);
typedef void (*fht_t) (int16_t *in, int16_t *out, int stride, int tx_type);
typedef void (*iht_t) (const int16_t *in, uint8_t *dst, int stride,
int tx_type);
void fdct8x8_ref(int16_t *in, int16_t *out, int stride, int tx_type) {
typedef void (*fdct_t)(const int16_t *in, int16_t *out, int stride);
typedef void (*idct_t)(const int16_t *in, uint8_t *out, int stride);
typedef void (*fht_t) (const int16_t *in, int16_t *out, int stride,
int tx_type);
typedef void (*iht_t) (const int16_t *in, uint8_t *out, int stride,
int tx_type);
void fdct8x8_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
vp9_fdct8x8_c(in, out, stride);
}
void fht8x8_ref(int16_t *in, int16_t *out, int stride, int tx_type) {
void fht8x8_ref(const int16_t *in, int16_t *out, int stride, int tx_type) {
vp9_short_fht8x8_c(in, out, stride, tx_type);
}
......
......@@ -686,31 +686,31 @@ if [ "$CONFIG_INTERNAL_STATS" = "yes" ]; then
fi
# fdct functions
prototype void vp9_short_fht4x4 "int16_t *InputData, int16_t *OutputData, int pitch, int tx_type"
prototype void vp9_short_fht4x4 "const int16_t *input, int16_t *output, int stride, int tx_type"
specialize vp9_short_fht4x4 sse2
prototype void vp9_short_fht8x8 "int16_t *InputData, int16_t *OutputData, int pitch, int tx_type"
prototype void vp9_short_fht8x8 "const int16_t *input, int16_t *output, int stride, int tx_type"
specialize vp9_short_fht8x8 sse2
prototype void vp9_short_fht16x16 "int16_t *InputData, int16_t *OutputData, int pitch, int tx_type"
prototype void vp9_short_fht16x16 "const int16_t *input, int16_t *output, int stride, int tx_type"
specialize vp9_short_fht16x16 sse2
prototype void vp9_fwht4x4 "int16_t *input, int16_t *output, int stride"
prototype void vp9_fwht4x4 "const int16_t *input, int16_t *output, int stride"
specialize vp9_fwht4x4
prototype void vp9_fdct4x4 "int16_t *input, int16_t *output, int stride"
prototype void vp9_fdct4x4 "const int16_t *input, int16_t *output, int stride"
specialize vp9_fdct4x4 sse2
prototype void vp9_fdct8x8 "int16_t *input, int16_t *output, int stride"
prototype void vp9_fdct8x8 "const int16_t *input, int16_t *output, int stride"
specialize vp9_fdct8x8 sse2
prototype void vp9_fdct16x16 "int16_t *input, int16_t *output, int stride"
prototype void vp9_fdct16x16 "const int16_t *input, int16_t *output, int stride"
specialize vp9_fdct16x16 sse2
prototype void vp9_fdct32x32 "int16_t *input, int16_t *output, int stride"
prototype void vp9_fdct32x32 "const int16_t *input, int16_t *output, int stride"
specialize vp9_fdct32x32 sse2
prototype void vp9_fdct32x32_rd "int16_t *input, int16_t *output, int stride"
prototype void vp9_fdct32x32_rd "const int16_t *input, int16_t *output, int stride"
specialize vp9_fdct32x32_rd sse2
#
......
......@@ -173,7 +173,7 @@ struct macroblock {
BLOCK_SIZE sb_partitioning[4];
BLOCK_SIZE sb64_partitioning;
void (*fwd_txm4x4)(int16_t *input, int16_t *output, int pitch);
void (*fwd_txm4x4)(const int16_t *input, int16_t *output, int stride);
};
// TODO(jingning): the variables used here are little complicated. need further
......
......@@ -36,7 +36,7 @@ static void fdct4(const int16_t *input, int16_t *output) {
output[3] = dct_const_round_shift(temp2);
}
void vp9_fdct4x4_c(int16_t *input, int16_t *output, int stride) {
void vp9_fdct4x4_c(const int16_t *input, int16_t *output, int stride) {
// The 2D transform is done with two passes which are actually pretty
// similar. In the first one, we transform the columns and transpose
// the results. In the second one, we transform the rows. To achieve that,
......@@ -46,7 +46,7 @@ void vp9_fdct4x4_c(int16_t *input, int16_t *output, int stride) {
int pass;
// We need an intermediate buffer between passes.
int16_t intermediate[4 * 4];
int16_t *in = input;
const int16_t *in = input;
int16_t *out = intermediate;
// Do the two transform/transpose passes
for (pass = 0; pass < 2; ++pass) {
......@@ -148,8 +148,8 @@ static const transform_2d FHT_4[] = {
{ fadst4, fadst4 } // ADST_ADST = 3
};
void vp9_short_fht4x4_c(int16_t *input, int16_t *output,
int pitch, TX_TYPE tx_type) {
void vp9_short_fht4x4_c(const int16_t *input, int16_t *output,
int stride, TX_TYPE tx_type) {
int16_t out[4 * 4];
int16_t *outptr = &out[0];
int i, j;
......@@ -159,7 +159,7 @@ void vp9_short_fht4x4_c(int16_t *input, int16_t *output,
// Columns
for (i = 0; i < 4; ++i) {
for (j = 0; j < 4; ++j)
temp_in[j] = input[j * pitch + i] * 16;
temp_in[j] = input[j * stride + i] * 16;
if (i == 0 && temp_in[0])
temp_in[0] += 1;
ht.cols(temp_in, temp_out);
......@@ -229,7 +229,7 @@ static void fdct8(const int16_t *input, int16_t *output) {
output[7] = dct_const_round_shift(t3);
}
void vp9_fdct8x8_c(int16_t *input, int16_t *final_output, int stride) {
void vp9_fdct8x8_c(const int16_t *input, int16_t *final_output, int stride) {
int i, j;
int16_t intermediate[64];
......@@ -300,7 +300,7 @@ void vp9_fdct8x8_c(int16_t *input, int16_t *final_output, int stride) {
}
}
void vp9_fdct16x16_c(int16_t *input, int16_t *output, int stride) {
void vp9_fdct16x16_c(const int16_t *input, int16_t *output, int stride) {
// The 2D transform is done with two passes which are actually pretty
// similar. In the first one, we transform the columns and transpose
// the results. In the second one, we transform the rows. To achieve that,
......@@ -310,7 +310,7 @@ void vp9_fdct16x16_c(int16_t *input, int16_t *output, int stride) {
int pass;
// We need an intermediate buffer between passes.
int16_t intermediate[256];
int16_t *in = input;
const int16_t *in = input;
int16_t *out = intermediate;
// Do the two transform/transpose passes
for (pass = 0; pass < 2; ++pass) {
......@@ -556,8 +556,8 @@ static const transform_2d FHT_8[] = {
{ fadst8, fadst8 } // ADST_ADST = 3
};
void vp9_short_fht8x8_c(int16_t *input, int16_t *output,
int pitch, TX_TYPE tx_type) {
void vp9_short_fht8x8_c(const int16_t *input, int16_t *output,
int stride, TX_TYPE tx_type) {
int16_t out[64];
int16_t *outptr = &out[0];
int i, j;
......@@ -567,7 +567,7 @@ void vp9_short_fht8x8_c(int16_t *input, int16_t *output,
// Columns
for (i = 0; i < 8; ++i) {
for (j = 0; j < 8; ++j)
temp_in[j] = input[j * pitch + i] * 4;
temp_in[j] = input[j * stride + i] * 4;
ht.cols(temp_in, temp_out);
for (j = 0; j < 8; ++j)
outptr[j * 8 + i] = temp_out[j];
......@@ -585,10 +585,10 @@ void vp9_short_fht8x8_c(int16_t *input, int16_t *output,
/* 4-point reversible, orthonormal Walsh-Hadamard in 3.5 adds, 0.5 shifts per
pixel. */
void vp9_fwht4x4_c(int16_t *input, int16_t *output, int stride) {
void vp9_fwht4x4_c(const int16_t *input, int16_t *output, int stride) {
int i;
int a1, b1, c1, d1, e1;
int16_t *ip = input;
const int16_t *ip = input;
int16_t *op = output;
for (i = 0; i < 4; i++) {
......@@ -949,8 +949,8 @@ static const transform_2d FHT_16[] = {
{ fadst16, fadst16 } // ADST_ADST = 3
};
void vp9_short_fht16x16_c(int16_t *input, int16_t *output,
int pitch, TX_TYPE tx_type) {
void vp9_short_fht16x16_c(const int16_t *input, int16_t *output,
int stride, TX_TYPE tx_type) {
int16_t out[256];
int16_t *outptr = &out[0];
int i, j;
......@@ -960,7 +960,7 @@ void vp9_short_fht16x16_c(int16_t *input, int16_t *output,
// Columns
for (i = 0; i < 16; ++i) {
for (j = 0; j < 16; ++j)
temp_in[j] = input[j * pitch + i] * 4;
temp_in[j] = input[j * stride + i] * 4;
ht.cols(temp_in, temp_out);
for (j = 0; j < 16; ++j)
outptr[j * 16 + i] = (temp_out[j] + 1 + (temp_out[j] < 0)) >> 2;
......@@ -1311,7 +1311,7 @@ static void dct32_1d(const int *input, int *output, int round) {
output[31] = dct_32_round(step[31] * cospi_31_64 + step[16] * -cospi_1_64);
}
void vp9_fdct32x32_c(int16_t *input, int16_t *out, int stride) {
void vp9_fdct32x32_c(const int16_t *input, int16_t *out, int stride) {
int i, j;
int output[32 * 32];
......@@ -1339,7 +1339,7 @@ void vp9_fdct32x32_c(int16_t *input, int16_t *out, int stride) {
// Note that although we use dct_32_round in dct32_1d computation flow,
// this 2d fdct32x32 for rate-distortion optimization loop is operating
// within 16 bits precision.
void vp9_fdct32x32_rd_c(int16_t *input, int16_t *out, int stride) {
void vp9_fdct32x32_rd_c(const int16_t *input, int16_t *out, int stride) {
int i, j;
int output[32 * 32];
......
......@@ -29,7 +29,7 @@ static INLINE __m128i k_packs_epi64(__m128i a, __m128i b) {
}
#endif
void FDCT32x32_2D(int16_t *input,
void FDCT32x32_2D(const int16_t *input,
int16_t *output_org, int stride) {
// Calculate pre-multiplied strides
const int str1 = stride;
......@@ -93,13 +93,13 @@ void FDCT32x32_2D(int16_t *input,
// Note: even though all the loads below are aligned, using the aligned
// intrinsic make the code slightly slower.
if (0 == pass) {
int16_t *in = &input[column_start];
const int16_t *in = &input[column_start];
// step1[i] = (in[ 0 * stride] + in[(32 - 1) * stride]) << 2;
// Note: the next four blocks could be in a loop. That would help the
// instruction cache but is actually slower.
{
int16_t *ina = in + 0 * str1;
int16_t *inb = in + 31 * str1;
const int16_t *ina = in + 0 * str1;
const int16_t *inb = in + 31 * str1;
__m128i *step1a = &step1[ 0];
__m128i *step1b = &step1[31];
const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina));
......@@ -128,8 +128,8 @@ void FDCT32x32_2D(int16_t *input,
step1b[-0] = _mm_slli_epi16(step1b[-0], 2);
}
{
int16_t *ina = in + 4 * str1;
int16_t *inb = in + 27 * str1;
const int16_t *ina = in + 4 * str1;
const int16_t *inb = in + 27 * str1;
__m128i *step1a = &step1[ 4];
__m128i *step1b = &step1[27];
const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina));
......@@ -158,8 +158,8 @@ void FDCT32x32_2D(int16_t *input,
step1b[-0] = _mm_slli_epi16(step1b[-0], 2);
}
{
int16_t *ina = in + 8 * str1;
int16_t *inb = in + 23 * str1;
const int16_t *ina = in + 8 * str1;
const int16_t *inb = in + 23 * str1;
__m128i *step1a = &step1[ 8];
__m128i *step1b = &step1[23];
const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina));
......@@ -188,8 +188,8 @@ void FDCT32x32_2D(int16_t *input,
step1b[-0] = _mm_slli_epi16(step1b[-0], 2);
}
{
int16_t *ina = in + 12 * str1;
int16_t *inb = in + 19 * str1;
const int16_t *ina = in + 12 * str1;
const int16_t *inb = in + 19 * str1;
__m128i *step1a = &step1[12];
__m128i *step1b = &step1[19];
const __m128i ina0 = _mm_loadu_si128((const __m128i *)(ina));
......
......@@ -12,7 +12,7 @@
#include "vp9/common/vp9_idct.h" // for cospi constants
#include "vpx_ports/mem.h"
void vp9_fdct4x4_sse2(int16_t *input, int16_t *output, int stride) {
void vp9_fdct4x4_sse2(const int16_t *input, int16_t *output, int stride) {
// The 2D transform is done with two passes which are actually pretty
// similar. In the first one, we transform the columns and transpose
// the results. In the second one, we transform the rows. To achieve that,
......@@ -111,7 +111,8 @@ void vp9_fdct4x4_sse2(int16_t *input, int16_t *output, int stride) {
}
}
static INLINE void load_buffer_4x4(int16_t *input, __m128i *in, int stride) {
static INLINE void load_buffer_4x4(const int16_t *input, __m128i *in,
int stride) {
const __m128i k__nonzero_bias_a = _mm_setr_epi16(0, 1, 1, 1, 1, 1, 1, 1);
const __m128i k__nonzero_bias_b = _mm_setr_epi16(1, 0, 0, 0, 0, 0, 0, 0);
__m128i mask;
......@@ -242,7 +243,7 @@ void fadst4_1d_sse2(__m128i *in) {
transpose_4x4(in);
}
void vp9_short_fht4x4_sse2(int16_t *input, int16_t *output,
void vp9_short_fht4x4_sse2(const int16_t *input, int16_t *output,
int stride, int tx_type) {
__m128i in[4];
load_buffer_4x4(input, in, stride);
......@@ -270,7 +271,7 @@ void vp9_short_fht4x4_sse2(int16_t *input, int16_t *output,
write_buffer_4x4(output, in);
}
void vp9_fdct8x8_sse2(int16_t *input, int16_t *output, int stride) {
void vp9_fdct8x8_sse2(const int16_t *input, int16_t *output, int stride) {
int pass;
// Constants
// When we use them, in one case, they are all the same. In all others
......@@ -527,15 +528,16 @@ void vp9_fdct8x8_sse2(int16_t *input, int16_t *output, int stride) {
}
// load 8x8 array
static INLINE void load_buffer_8x8(int16_t *input, __m128i *in, int stride) {
in[0] = _mm_load_si128((__m128i *)(input + 0 * stride));
in[1] = _mm_load_si128((__m128i *)(input + 1 * stride));
in[2] = _mm_load_si128((__m128i *)(input + 2 * stride));
in[3] = _mm_load_si128((__m128i *)(input + 3 * stride));
in[4] = _mm_load_si128((__m128i *)(input + 4 * stride));
in[5] = _mm_load_si128((__m128i *)(input + 5 * stride));
in[6] = _mm_load_si128((__m128i *)(input + 6 * stride));
in[7] = _mm_load_si128((__m128i *)(input + 7 * stride));
static INLINE void load_buffer_8x8(const int16_t *input, __m128i *in,
int stride) {
in[0] = _mm_load_si128((const __m128i *)(input + 0 * stride));
in[1] = _mm_load_si128((const __m128i *)(input + 1 * stride));
in[2] = _mm_load_si128((const __m128i *)(input + 2 * stride));
in[3] = _mm_load_si128((const __m128i *)(input + 3 * stride));
in[4] = _mm_load_si128((const __m128i *)(input + 4 * stride));
in[5] = _mm_load_si128((const __m128i *)(input + 5 * stride));
in[6] = _mm_load_si128((const __m128i *)(input + 6 * stride));
in[7] = _mm_load_si128((const __m128i *)(input + 7 * stride));
in[0] = _mm_slli_epi16(in[0], 2);
in[1] = _mm_slli_epi16(in[1], 2);
......@@ -1025,7 +1027,7 @@ void fadst8_1d_sse2(__m128i *in) {
array_transpose_8x8(in, in);
}
void vp9_short_fht8x8_sse2(int16_t *input, int16_t *output,
void vp9_short_fht8x8_sse2(const int16_t *input, int16_t *output,
int stride, int tx_type) {
__m128i in[8];
load_buffer_8x8(input, in, stride);
......@@ -1054,7 +1056,7 @@ void vp9_short_fht8x8_sse2(int16_t *input, int16_t *output,
write_buffer_8x8(output, in, 8);
}
void vp9_fdct16x16_sse2(int16_t *input, int16_t *output, int stride) {
void vp9_fdct16x16_sse2(const int16_t *input, int16_t *output, int stride) {
// The 2D transform is done with two passes which are actually pretty
// similar. In the first one, we transform the columns and transpose
// the results. In the second one, we transform the rows. To achieve that,
......@@ -1064,7 +1066,7 @@ void vp9_fdct16x16_sse2(int16_t *input, int16_t *output, int stride) {
int pass;
// We need an intermediate buffer between passes.
DECLARE_ALIGNED_ARRAY(16, int16_t, intermediate, 256);
int16_t *in = input;
const int16_t *in = input;
int16_t *out = intermediate;
// Constants
// When we use them, in one case, they are all the same. In all others
......@@ -1679,7 +1681,7 @@ void vp9_fdct16x16_sse2(int16_t *input, int16_t *output, int stride) {
}
}
static INLINE void load_buffer_16x16(int16_t* input, __m128i *in0,
static INLINE void load_buffer_16x16(const int16_t* input, __m128i *in0,
__m128i *in1, int stride) {
// load first 8 columns
load_buffer_8x8(input, in0, stride);
......@@ -2531,7 +2533,7 @@ void fadst16_1d_sse2(__m128i *in0, __m128i *in1) {
array_transpose_16x16(in0, in1);
}
void vp9_short_fht16x16_sse2(int16_t *input, int16_t *output,
void vp9_short_fht16x16_sse2(const int16_t *input, int16_t *output,
int stride, int tx_type) {
__m128i in0[16], in1[16];
load_buffer_16x16(input, in0, in1, stride);
......
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