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-rw-r--r--vpx_dsp/vpx_dsp_rtcd_defs.pl2
-rw-r--r--vpx_dsp/x86/inv_txfm_sse2.c748
-rw-r--r--vpx_dsp/x86/inv_txfm_sse2.h72
-rw-r--r--vpx_dsp/x86/inv_txfm_ssse3.c375
4 files changed, 350 insertions, 847 deletions
diff --git a/vpx_dsp/vpx_dsp_rtcd_defs.pl b/vpx_dsp/vpx_dsp_rtcd_defs.pl
index 371c2455f..f587db8cf 100644
--- a/vpx_dsp/vpx_dsp_rtcd_defs.pl
+++ b/vpx_dsp/vpx_dsp_rtcd_defs.pl
@@ -592,7 +592,7 @@ if (vpx_config("CONFIG_EMULATE_HARDWARE") ne "yes") {
$vpx_idct16x16_38_add_sse2=vpx_idct16x16_256_add_sse2;
specialize qw/vpx_idct16x16_10_add neon sse2/;
specialize qw/vpx_idct16x16_1_add neon sse2/;
- specialize qw/vpx_idct32x32_1024_add neon sse2 ssse3/;
+ specialize qw/vpx_idct32x32_1024_add neon sse2/;
specialize qw/vpx_idct32x32_135_add neon sse2 ssse3/;
$vpx_idct32x32_135_add_sse2=vpx_idct32x32_1024_add_sse2;
specialize qw/vpx_idct32x32_34_add neon sse2 ssse3/;
diff --git a/vpx_dsp/x86/inv_txfm_sse2.c b/vpx_dsp/x86/inv_txfm_sse2.c
index 9e77bdbdb..b33d1e427 100644
--- a/vpx_dsp/x86/inv_txfm_sse2.c
+++ b/vpx_dsp/x86/inv_txfm_sse2.c
@@ -1583,12 +1583,6 @@ void vpx_idct16x16_10_add_sse2(const tran_low_t *input, uint8_t *dest,
}
}
-#define LOAD_DQCOEFF(reg, input) \
- { \
- reg = load_input_data(input); \
- input += 8; \
- }
-
#define IDCT32_34 \
/* Stage1 */ \
multiplication_and_add_2(&in[1], &zero, &stg1_0, &stg1_1, &stp1_16, \
@@ -1787,225 +1781,6 @@ void vpx_idct16x16_10_add_sse2(const tran_low_t *input, uint8_t *dest,
stp1_30 = stp2_30; \
stp1_31 = stp2_31;
-#define IDCT32 \
- /* Stage1 */ \
- multiplication_and_add(&in[1], &in[31], &in[17], &in[15], &stg1_0, &stg1_1, \
- &stg1_2, &stg1_3, &stp1_16, &stp1_31, &stp1_17, \
- &stp1_30); \
- multiplication_and_add(&in[9], &in[23], &in[25], &in[7], &stg1_4, &stg1_5, \
- &stg1_6, &stg1_7, &stp1_18, &stp1_29, &stp1_19, \
- &stp1_28); \
- multiplication_and_add(&in[5], &in[27], &in[21], &in[11], &stg1_8, &stg1_9, \
- &stg1_10, &stg1_11, &stp1_20, &stp1_27, &stp1_21, \
- &stp1_26); \
- multiplication_and_add(&in[13], &in[19], &in[29], &in[3], &stg1_12, \
- &stg1_13, &stg1_14, &stg1_15, &stp1_22, &stp1_25, \
- &stp1_23, &stp1_24); \
- \
- /* Stage2 */ \
- multiplication_and_add(&in[2], &in[30], &in[18], &in[14], &stg2_0, &stg2_1, \
- &stg2_2, &stg2_3, &stp2_8, &stp2_15, &stp2_9, \
- &stp2_14); \
- multiplication_and_add(&in[10], &in[22], &in[26], &in[6], &stg2_4, &stg2_5, \
- &stg2_6, &stg2_7, &stp2_10, &stp2_13, &stp2_11, \
- &stp2_12); \
- \
- stp2_16 = _mm_add_epi16(stp1_16, stp1_17); \
- stp2_17 = _mm_sub_epi16(stp1_16, stp1_17); \
- stp2_18 = _mm_sub_epi16(stp1_19, stp1_18); \
- stp2_19 = _mm_add_epi16(stp1_19, stp1_18); \
- \
- stp2_20 = _mm_add_epi16(stp1_20, stp1_21); \
- stp2_21 = _mm_sub_epi16(stp1_20, stp1_21); \
- stp2_22 = _mm_sub_epi16(stp1_23, stp1_22); \
- stp2_23 = _mm_add_epi16(stp1_23, stp1_22); \
- \
- stp2_24 = _mm_add_epi16(stp1_24, stp1_25); \
- stp2_25 = _mm_sub_epi16(stp1_24, stp1_25); \
- stp2_26 = _mm_sub_epi16(stp1_27, stp1_26); \
- stp2_27 = _mm_add_epi16(stp1_27, stp1_26); \
- \
- stp2_28 = _mm_add_epi16(stp1_28, stp1_29); \
- stp2_29 = _mm_sub_epi16(stp1_28, stp1_29); \
- stp2_30 = _mm_sub_epi16(stp1_31, stp1_30); \
- stp2_31 = _mm_add_epi16(stp1_31, stp1_30); \
- \
- /* Stage3 */ \
- multiplication_and_add(&in[4], &in[28], &in[20], &in[12], &stg3_0, &stg3_1, \
- &stg3_2, &stg3_3, &stp1_4, &stp1_7, &stp1_5, \
- &stp1_6); \
- \
- stp1_8 = _mm_add_epi16(stp2_8, stp2_9); \
- stp1_9 = _mm_sub_epi16(stp2_8, stp2_9); \
- stp1_10 = _mm_sub_epi16(stp2_11, stp2_10); \
- stp1_11 = _mm_add_epi16(stp2_11, stp2_10); \
- stp1_12 = _mm_add_epi16(stp2_12, stp2_13); \
- stp1_13 = _mm_sub_epi16(stp2_12, stp2_13); \
- stp1_14 = _mm_sub_epi16(stp2_15, stp2_14); \
- stp1_15 = _mm_add_epi16(stp2_15, stp2_14); \
- \
- multiplication_and_add(&stp2_17, &stp2_30, &stp2_18, &stp2_29, &stg3_4, \
- &stg3_5, &stg3_6, &stg3_4, &stp1_17, &stp1_30, \
- &stp1_18, &stp1_29); \
- multiplication_and_add(&stp2_21, &stp2_26, &stp2_22, &stp2_25, &stg3_8, \
- &stg3_9, &stg3_10, &stg3_8, &stp1_21, &stp1_26, \
- &stp1_22, &stp1_25); \
- \
- stp1_16 = stp2_16; \
- stp1_31 = stp2_31; \
- stp1_19 = stp2_19; \
- stp1_20 = stp2_20; \
- stp1_23 = stp2_23; \
- stp1_24 = stp2_24; \
- stp1_27 = stp2_27; \
- stp1_28 = stp2_28; \
- \
- /* Stage4 */ \
- multiplication_and_add(&in[0], &in[16], &in[8], &in[24], &stg4_0, &stg4_1, \
- &stg4_2, &stg4_3, &stp2_0, &stp2_1, &stp2_2, \
- &stp2_3); \
- \
- stp2_4 = _mm_add_epi16(stp1_4, stp1_5); \
- stp2_5 = _mm_sub_epi16(stp1_4, stp1_5); \
- stp2_6 = _mm_sub_epi16(stp1_7, stp1_6); \
- stp2_7 = _mm_add_epi16(stp1_7, stp1_6); \
- \
- multiplication_and_add(&stp1_9, &stp1_14, &stp1_10, &stp1_13, &stg4_4, \
- &stg4_5, &stg4_6, &stg4_4, &stp2_9, &stp2_14, \
- &stp2_10, &stp2_13); \
- \
- stp2_8 = stp1_8; \
- stp2_15 = stp1_15; \
- stp2_11 = stp1_11; \
- stp2_12 = stp1_12; \
- \
- stp2_16 = _mm_add_epi16(stp1_16, stp1_19); \
- stp2_17 = _mm_add_epi16(stp1_17, stp1_18); \
- stp2_18 = _mm_sub_epi16(stp1_17, stp1_18); \
- stp2_19 = _mm_sub_epi16(stp1_16, stp1_19); \
- stp2_20 = _mm_sub_epi16(stp1_23, stp1_20); \
- stp2_21 = _mm_sub_epi16(stp1_22, stp1_21); \
- stp2_22 = _mm_add_epi16(stp1_22, stp1_21); \
- stp2_23 = _mm_add_epi16(stp1_23, stp1_20); \
- \
- stp2_24 = _mm_add_epi16(stp1_24, stp1_27); \
- stp2_25 = _mm_add_epi16(stp1_25, stp1_26); \
- stp2_26 = _mm_sub_epi16(stp1_25, stp1_26); \
- stp2_27 = _mm_sub_epi16(stp1_24, stp1_27); \
- stp2_28 = _mm_sub_epi16(stp1_31, stp1_28); \
- stp2_29 = _mm_sub_epi16(stp1_30, stp1_29); \
- stp2_30 = _mm_add_epi16(stp1_29, stp1_30); \
- stp2_31 = _mm_add_epi16(stp1_28, stp1_31); \
- \
- /* Stage5 */ \
- stp1_0 = _mm_add_epi16(stp2_0, stp2_3); \
- stp1_1 = _mm_add_epi16(stp2_1, stp2_2); \
- stp1_2 = _mm_sub_epi16(stp2_1, stp2_2); \
- stp1_3 = _mm_sub_epi16(stp2_0, stp2_3); \
- multiplication_and_add_2(&stp2_6, &stp2_5, &stg4_1, &stg4_0, &stp1_5, \
- &stp1_6); \
- \
- stp1_4 = stp2_4; \
- stp1_7 = stp2_7; \
- \
- stp1_8 = _mm_add_epi16(stp2_8, stp2_11); \
- stp1_9 = _mm_add_epi16(stp2_9, stp2_10); \
- stp1_10 = _mm_sub_epi16(stp2_9, stp2_10); \
- stp1_11 = _mm_sub_epi16(stp2_8, stp2_11); \
- stp1_12 = _mm_sub_epi16(stp2_15, stp2_12); \
- stp1_13 = _mm_sub_epi16(stp2_14, stp2_13); \
- stp1_14 = _mm_add_epi16(stp2_14, stp2_13); \
- stp1_15 = _mm_add_epi16(stp2_15, stp2_12); \
- \
- stp1_16 = stp2_16; \
- stp1_17 = stp2_17; \
- \
- multiplication_and_add(&stp2_18, &stp2_29, &stp2_19, &stp2_28, &stg4_4, \
- &stg4_5, &stg4_4, &stg4_5, &stp1_18, &stp1_29, \
- &stp1_19, &stp1_28); \
- multiplication_and_add(&stp2_20, &stp2_27, &stp2_21, &stp2_26, &stg4_6, \
- &stg4_4, &stg4_6, &stg4_4, &stp1_20, &stp1_27, \
- &stp1_21, &stp1_26); \
- \
- stp1_22 = stp2_22; \
- stp1_23 = stp2_23; \
- stp1_24 = stp2_24; \
- stp1_25 = stp2_25; \
- stp1_30 = stp2_30; \
- stp1_31 = stp2_31; \
- \
- /* Stage6 */ \
- stp2_0 = _mm_add_epi16(stp1_0, stp1_7); \
- stp2_1 = _mm_add_epi16(stp1_1, stp1_6); \
- stp2_2 = _mm_add_epi16(stp1_2, stp1_5); \
- stp2_3 = _mm_add_epi16(stp1_3, stp1_4); \
- stp2_4 = _mm_sub_epi16(stp1_3, stp1_4); \
- stp2_5 = _mm_sub_epi16(stp1_2, stp1_5); \
- stp2_6 = _mm_sub_epi16(stp1_1, stp1_6); \
- stp2_7 = _mm_sub_epi16(stp1_0, stp1_7); \
- \
- stp2_8 = stp1_8; \
- stp2_9 = stp1_9; \
- stp2_14 = stp1_14; \
- stp2_15 = stp1_15; \
- \
- multiplication_and_add(&stp1_10, &stp1_13, &stp1_11, &stp1_12, &stg6_0, \
- &stg4_0, &stg6_0, &stg4_0, &stp2_10, &stp2_13, \
- &stp2_11, &stp2_12); \
- \
- stp2_16 = _mm_add_epi16(stp1_16, stp1_23); \
- stp2_17 = _mm_add_epi16(stp1_17, stp1_22); \
- stp2_18 = _mm_add_epi16(stp1_18, stp1_21); \
- stp2_19 = _mm_add_epi16(stp1_19, stp1_20); \
- stp2_20 = _mm_sub_epi16(stp1_19, stp1_20); \
- stp2_21 = _mm_sub_epi16(stp1_18, stp1_21); \
- stp2_22 = _mm_sub_epi16(stp1_17, stp1_22); \
- stp2_23 = _mm_sub_epi16(stp1_16, stp1_23); \
- \
- stp2_24 = _mm_sub_epi16(stp1_31, stp1_24); \
- stp2_25 = _mm_sub_epi16(stp1_30, stp1_25); \
- stp2_26 = _mm_sub_epi16(stp1_29, stp1_26); \
- stp2_27 = _mm_sub_epi16(stp1_28, stp1_27); \
- stp2_28 = _mm_add_epi16(stp1_27, stp1_28); \
- stp2_29 = _mm_add_epi16(stp1_26, stp1_29); \
- stp2_30 = _mm_add_epi16(stp1_25, stp1_30); \
- stp2_31 = _mm_add_epi16(stp1_24, stp1_31); \
- \
- /* Stage7 */ \
- stp1_0 = _mm_add_epi16(stp2_0, stp2_15); \
- stp1_1 = _mm_add_epi16(stp2_1, stp2_14); \
- stp1_2 = _mm_add_epi16(stp2_2, stp2_13); \
- stp1_3 = _mm_add_epi16(stp2_3, stp2_12); \
- stp1_4 = _mm_add_epi16(stp2_4, stp2_11); \
- stp1_5 = _mm_add_epi16(stp2_5, stp2_10); \
- stp1_6 = _mm_add_epi16(stp2_6, stp2_9); \
- stp1_7 = _mm_add_epi16(stp2_7, stp2_8); \
- stp1_8 = _mm_sub_epi16(stp2_7, stp2_8); \
- stp1_9 = _mm_sub_epi16(stp2_6, stp2_9); \
- stp1_10 = _mm_sub_epi16(stp2_5, stp2_10); \
- stp1_11 = _mm_sub_epi16(stp2_4, stp2_11); \
- stp1_12 = _mm_sub_epi16(stp2_3, stp2_12); \
- stp1_13 = _mm_sub_epi16(stp2_2, stp2_13); \
- stp1_14 = _mm_sub_epi16(stp2_1, stp2_14); \
- stp1_15 = _mm_sub_epi16(stp2_0, stp2_15); \
- \
- stp1_16 = stp2_16; \
- stp1_17 = stp2_17; \
- stp1_18 = stp2_18; \
- stp1_19 = stp2_19; \
- \
- multiplication_and_add(&stp2_20, &stp2_27, &stp2_21, &stp2_26, &stg6_0, \
- &stg4_0, &stg6_0, &stg4_0, &stp1_20, &stp1_27, \
- &stp1_21, &stp1_26); \
- multiplication_and_add(&stp2_22, &stp2_25, &stp2_23, &stp2_24, &stg6_0, \
- &stg4_0, &stg6_0, &stg4_0, &stp1_22, &stp1_25, \
- &stp1_23, &stp1_24); \
- \
- stp1_28 = stp2_28; \
- stp1_29 = stp2_29; \
- stp1_30 = stp2_30; \
- stp1_31 = stp2_31;
-
// Only upper-left 8x8 has non-zero coeff
void vpx_idct32x32_34_add_sse2(const tran_low_t *input, uint8_t *dest,
int stride) {
@@ -2152,178 +1927,284 @@ void vpx_idct32x32_34_add_sse2(const tran_low_t *input, uint8_t *dest,
}
}
-void vpx_idct32x32_1024_add_sse2(const tran_low_t *input, uint8_t *dest,
- int stride) {
- const __m128i final_rounding = _mm_set1_epi16(1 << 5);
- const __m128i zero = _mm_setzero_si128();
+// For each 8x32 block __m128i in[32],
+// Input with index, 0, 4, 8, 12, 16, 20, 24, 28
+// output pixels: 0-7 in __m128i in[32]
+static void idct32_full_8x32_quarter_1(const __m128i *in /*in[32]*/,
+ __m128i *out /*out[8]*/) {
+ __m128i u0, u1, u2, u3, u4, u5, u6, u7; // stp1_
+ __m128i v0, v1, v2, v3, v4, v5, v6, v7; // stp2_
- // idct constants for each stage
- const __m128i stg1_0 = pair_set_epi16(cospi_31_64, -cospi_1_64);
- const __m128i stg1_1 = pair_set_epi16(cospi_1_64, cospi_31_64);
- const __m128i stg1_2 = pair_set_epi16(cospi_15_64, -cospi_17_64);
- const __m128i stg1_3 = pair_set_epi16(cospi_17_64, cospi_15_64);
- const __m128i stg1_4 = pair_set_epi16(cospi_23_64, -cospi_9_64);
- const __m128i stg1_5 = pair_set_epi16(cospi_9_64, cospi_23_64);
- const __m128i stg1_6 = pair_set_epi16(cospi_7_64, -cospi_25_64);
- const __m128i stg1_7 = pair_set_epi16(cospi_25_64, cospi_7_64);
- const __m128i stg1_8 = pair_set_epi16(cospi_27_64, -cospi_5_64);
- const __m128i stg1_9 = pair_set_epi16(cospi_5_64, cospi_27_64);
- const __m128i stg1_10 = pair_set_epi16(cospi_11_64, -cospi_21_64);
- const __m128i stg1_11 = pair_set_epi16(cospi_21_64, cospi_11_64);
- const __m128i stg1_12 = pair_set_epi16(cospi_19_64, -cospi_13_64);
- const __m128i stg1_13 = pair_set_epi16(cospi_13_64, cospi_19_64);
- const __m128i stg1_14 = pair_set_epi16(cospi_3_64, -cospi_29_64);
- const __m128i stg1_15 = pair_set_epi16(cospi_29_64, cospi_3_64);
+ {
+ const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64);
+ const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64);
+ const __m128i stg3_2 = pair_set_epi16(cospi_12_64, -cospi_20_64);
+ const __m128i stg3_3 = pair_set_epi16(cospi_20_64, cospi_12_64);
+ butterfly(&in[4], &in[28], &stg3_0, &stg3_1, &u4, &u7);
+ butterfly(&in[20], &in[12], &stg3_2, &stg3_3, &u5, &u6);
+ }
- const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64);
- const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64);
- const __m128i stg2_2 = pair_set_epi16(cospi_14_64, -cospi_18_64);
- const __m128i stg2_3 = pair_set_epi16(cospi_18_64, cospi_14_64);
- const __m128i stg2_4 = pair_set_epi16(cospi_22_64, -cospi_10_64);
- const __m128i stg2_5 = pair_set_epi16(cospi_10_64, cospi_22_64);
- const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64);
- const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64);
+ v4 = _mm_add_epi16(u4, u5);
+ v5 = _mm_sub_epi16(u4, u5);
+ v6 = _mm_sub_epi16(u7, u6);
+ v7 = _mm_add_epi16(u7, u6);
- const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64);
- const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64);
- const __m128i stg3_2 = pair_set_epi16(cospi_12_64, -cospi_20_64);
- const __m128i stg3_3 = pair_set_epi16(cospi_20_64, cospi_12_64);
- const __m128i stg3_4 = pair_set_epi16(-cospi_4_64, cospi_28_64);
- const __m128i stg3_5 = pair_set_epi16(cospi_28_64, cospi_4_64);
- const __m128i stg3_6 = pair_set_epi16(-cospi_28_64, -cospi_4_64);
- const __m128i stg3_8 = pair_set_epi16(-cospi_20_64, cospi_12_64);
- const __m128i stg3_9 = pair_set_epi16(cospi_12_64, cospi_20_64);
- const __m128i stg3_10 = pair_set_epi16(-cospi_12_64, -cospi_20_64);
+ {
+ const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
+ const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64);
+ const __m128i stg4_2 = pair_set_epi16(cospi_24_64, -cospi_8_64);
+ const __m128i stg4_3 = pair_set_epi16(cospi_8_64, cospi_24_64);
+ butterfly(&v6, &v5, &stg4_1, &stg4_0, &v5, &v6);
+
+ butterfly(&in[0], &in[16], &stg4_0, &stg4_1, &u0, &u1);
+ butterfly(&in[8], &in[24], &stg4_2, &stg4_3, &u2, &u3);
+ }
- const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64);
- const __m128i stg4_2 = pair_set_epi16(cospi_24_64, -cospi_8_64);
- const __m128i stg4_3 = pair_set_epi16(cospi_8_64, cospi_24_64);
- const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64);
- const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64);
- const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
+ v0 = _mm_add_epi16(u0, u3);
+ v1 = _mm_add_epi16(u1, u2);
+ v2 = _mm_sub_epi16(u1, u2);
+ v3 = _mm_sub_epi16(u0, u3);
+
+ out[0] = _mm_add_epi16(v0, v7);
+ out[1] = _mm_add_epi16(v1, v6);
+ out[2] = _mm_add_epi16(v2, v5);
+ out[3] = _mm_add_epi16(v3, v4);
+ out[4] = _mm_sub_epi16(v3, v4);
+ out[5] = _mm_sub_epi16(v2, v5);
+ out[6] = _mm_sub_epi16(v1, v6);
+ out[7] = _mm_sub_epi16(v0, v7);
+}
- const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64);
+// For each 8x32 block __m128i in[32],
+// Input with index, 2, 6, 10, 14, 18, 22, 26, 30
+// output pixels: 8-15 in __m128i in[32]
+static void idct32_full_8x32_quarter_2(const __m128i *in /*in[32]*/,
+ __m128i *out /*out[16]*/) {
+ __m128i u8, u9, u10, u11, u12, u13, u14, u15; // stp2_
+ __m128i v8, v9, v10, v11, v12, v13, v14, v15; // stp1_
- __m128i in[32], col[128], zero_idx[16];
- __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7,
- stp1_8, stp1_9, stp1_10, stp1_11, stp1_12, stp1_13, stp1_14, stp1_15,
- stp1_16, stp1_17, stp1_18, stp1_19, stp1_20, stp1_21, stp1_22, stp1_23,
- stp1_24, stp1_25, stp1_26, stp1_27, stp1_28, stp1_29, stp1_30, stp1_31;
- __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7,
- stp2_8, stp2_9, stp2_10, stp2_11, stp2_12, stp2_13, stp2_14, stp2_15,
- stp2_16, stp2_17, stp2_18, stp2_19, stp2_20, stp2_21, stp2_22, stp2_23,
- stp2_24, stp2_25, stp2_26, stp2_27, stp2_28, stp2_29, stp2_30, stp2_31;
- int i, j, i32;
+ {
+ const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64);
+ const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64);
+ const __m128i stg2_2 = pair_set_epi16(cospi_14_64, -cospi_18_64);
+ const __m128i stg2_3 = pair_set_epi16(cospi_18_64, cospi_14_64);
+ butterfly(&in[2], &in[30], &stg2_0, &stg2_1, &u8, &u15);
+ butterfly(&in[18], &in[14], &stg2_2, &stg2_3, &u9, &u14);
+ }
- for (i = 0; i < 4; i++) {
- i32 = (i << 5);
- // First 1-D idct
- // Load input data.
- LOAD_DQCOEFF(in[0], input);
- LOAD_DQCOEFF(in[8], input);
- LOAD_DQCOEFF(in[16], input);
- LOAD_DQCOEFF(in[24], input);
- LOAD_DQCOEFF(in[1], input);
- LOAD_DQCOEFF(in[9], input);
- LOAD_DQCOEFF(in[17], input);
- LOAD_DQCOEFF(in[25], input);
- LOAD_DQCOEFF(in[2], input);
- LOAD_DQCOEFF(in[10], input);
- LOAD_DQCOEFF(in[18], input);
- LOAD_DQCOEFF(in[26], input);
- LOAD_DQCOEFF(in[3], input);
- LOAD_DQCOEFF(in[11], input);
- LOAD_DQCOEFF(in[19], input);
- LOAD_DQCOEFF(in[27], input);
-
- LOAD_DQCOEFF(in[4], input);
- LOAD_DQCOEFF(in[12], input);
- LOAD_DQCOEFF(in[20], input);
- LOAD_DQCOEFF(in[28], input);
- LOAD_DQCOEFF(in[5], input);
- LOAD_DQCOEFF(in[13], input);
- LOAD_DQCOEFF(in[21], input);
- LOAD_DQCOEFF(in[29], input);
- LOAD_DQCOEFF(in[6], input);
- LOAD_DQCOEFF(in[14], input);
- LOAD_DQCOEFF(in[22], input);
- LOAD_DQCOEFF(in[30], input);
- LOAD_DQCOEFF(in[7], input);
- LOAD_DQCOEFF(in[15], input);
- LOAD_DQCOEFF(in[23], input);
- LOAD_DQCOEFF(in[31], input);
-
- // checking if all entries are zero
- zero_idx[0] = _mm_or_si128(in[0], in[1]);
- zero_idx[1] = _mm_or_si128(in[2], in[3]);
- zero_idx[2] = _mm_or_si128(in[4], in[5]);
- zero_idx[3] = _mm_or_si128(in[6], in[7]);
- zero_idx[4] = _mm_or_si128(in[8], in[9]);
- zero_idx[5] = _mm_or_si128(in[10], in[11]);
- zero_idx[6] = _mm_or_si128(in[12], in[13]);
- zero_idx[7] = _mm_or_si128(in[14], in[15]);
- zero_idx[8] = _mm_or_si128(in[16], in[17]);
- zero_idx[9] = _mm_or_si128(in[18], in[19]);
- zero_idx[10] = _mm_or_si128(in[20], in[21]);
- zero_idx[11] = _mm_or_si128(in[22], in[23]);
- zero_idx[12] = _mm_or_si128(in[24], in[25]);
- zero_idx[13] = _mm_or_si128(in[26], in[27]);
- zero_idx[14] = _mm_or_si128(in[28], in[29]);
- zero_idx[15] = _mm_or_si128(in[30], in[31]);
-
- zero_idx[0] = _mm_or_si128(zero_idx[0], zero_idx[1]);
- zero_idx[1] = _mm_or_si128(zero_idx[2], zero_idx[3]);
- zero_idx[2] = _mm_or_si128(zero_idx[4], zero_idx[5]);
- zero_idx[3] = _mm_or_si128(zero_idx[6], zero_idx[7]);
- zero_idx[4] = _mm_or_si128(zero_idx[8], zero_idx[9]);
- zero_idx[5] = _mm_or_si128(zero_idx[10], zero_idx[11]);
- zero_idx[6] = _mm_or_si128(zero_idx[12], zero_idx[13]);
- zero_idx[7] = _mm_or_si128(zero_idx[14], zero_idx[15]);
-
- zero_idx[8] = _mm_or_si128(zero_idx[0], zero_idx[1]);
- zero_idx[9] = _mm_or_si128(zero_idx[2], zero_idx[3]);
- zero_idx[10] = _mm_or_si128(zero_idx[4], zero_idx[5]);
- zero_idx[11] = _mm_or_si128(zero_idx[6], zero_idx[7]);
- zero_idx[12] = _mm_or_si128(zero_idx[8], zero_idx[9]);
- zero_idx[13] = _mm_or_si128(zero_idx[10], zero_idx[11]);
- zero_idx[14] = _mm_or_si128(zero_idx[12], zero_idx[13]);
-
- if (_mm_movemask_epi8(_mm_cmpeq_epi32(zero_idx[14], zero)) == 0xFFFF) {
- col[i32 + 0] = _mm_setzero_si128();
- col[i32 + 1] = _mm_setzero_si128();
- col[i32 + 2] = _mm_setzero_si128();
- col[i32 + 3] = _mm_setzero_si128();
- col[i32 + 4] = _mm_setzero_si128();
- col[i32 + 5] = _mm_setzero_si128();
- col[i32 + 6] = _mm_setzero_si128();
- col[i32 + 7] = _mm_setzero_si128();
- col[i32 + 8] = _mm_setzero_si128();
- col[i32 + 9] = _mm_setzero_si128();
- col[i32 + 10] = _mm_setzero_si128();
- col[i32 + 11] = _mm_setzero_si128();
- col[i32 + 12] = _mm_setzero_si128();
- col[i32 + 13] = _mm_setzero_si128();
- col[i32 + 14] = _mm_setzero_si128();
- col[i32 + 15] = _mm_setzero_si128();
- col[i32 + 16] = _mm_setzero_si128();
- col[i32 + 17] = _mm_setzero_si128();
- col[i32 + 18] = _mm_setzero_si128();
- col[i32 + 19] = _mm_setzero_si128();
- col[i32 + 20] = _mm_setzero_si128();
- col[i32 + 21] = _mm_setzero_si128();
- col[i32 + 22] = _mm_setzero_si128();
- col[i32 + 23] = _mm_setzero_si128();
- col[i32 + 24] = _mm_setzero_si128();
- col[i32 + 25] = _mm_setzero_si128();
- col[i32 + 26] = _mm_setzero_si128();
- col[i32 + 27] = _mm_setzero_si128();
- col[i32 + 28] = _mm_setzero_si128();
- col[i32 + 29] = _mm_setzero_si128();
- col[i32 + 30] = _mm_setzero_si128();
- col[i32 + 31] = _mm_setzero_si128();
- continue;
- }
+ v8 = _mm_add_epi16(u8, u9);
+ v9 = _mm_sub_epi16(u8, u9);
+ v14 = _mm_sub_epi16(u15, u14);
+ v15 = _mm_add_epi16(u15, u14);
+
+ {
+ const __m128i stg2_4 = pair_set_epi16(cospi_22_64, -cospi_10_64);
+ const __m128i stg2_5 = pair_set_epi16(cospi_10_64, cospi_22_64);
+ const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64);
+ const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64);
+ butterfly(&in[10], &in[22], &stg2_4, &stg2_5, &u10, &u13);
+ butterfly(&in[26], &in[6], &stg2_6, &stg2_7, &u11, &u12);
+ }
+
+ v10 = _mm_sub_epi16(u11, u10);
+ v11 = _mm_add_epi16(u11, u10);
+ v12 = _mm_add_epi16(u12, u13);
+ v13 = _mm_sub_epi16(u12, u13);
+
+ {
+ const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64);
+ const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64);
+ const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
+ butterfly_self(&v9, &v14, &stg4_4, &stg4_5);
+ butterfly_self(&v10, &v13, &stg4_6, &stg4_4);
+ }
+
+ out[0] = _mm_add_epi16(v8, v11);
+ out[1] = _mm_add_epi16(v9, v10);
+ out[6] = _mm_add_epi16(v14, v13);
+ out[7] = _mm_add_epi16(v15, v12);
+
+ out[2] = _mm_sub_epi16(v9, v10);
+ out[3] = _mm_sub_epi16(v8, v11);
+ out[4] = _mm_sub_epi16(v15, v12);
+ out[5] = _mm_sub_epi16(v14, v13);
+
+ {
+ const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
+ const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64);
+ butterfly_self(&out[2], &out[5], &stg6_0, &stg4_0);
+ butterfly_self(&out[3], &out[4], &stg6_0, &stg4_0);
+ }
+}
+
+// For each 8x32 block __m128i in[32],
+// Input with odd index,
+// 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31
+// output pixels: 16-23, 24-31 in __m128i in[32]
+// We avoid hide an offset, 16, inside this function. So we output 0-15 into
+// array out[16]
+static void idct32_full_8x32_quarter_3_4(const __m128i *in /*in[32]*/,
+ __m128i *out /*out[16]*/) {
+ __m128i v16, v17, v18, v19, v20, v21, v22, v23;
+ __m128i v24, v25, v26, v27, v28, v29, v30, v31;
+ __m128i u16, u17, u18, u19, u20, u21, u22, u23;
+ __m128i u24, u25, u26, u27, u28, u29, u30, u31;
+
+ {
+ const __m128i stg1_0 = pair_set_epi16(cospi_31_64, -cospi_1_64);
+ const __m128i stg1_1 = pair_set_epi16(cospi_1_64, cospi_31_64);
+ const __m128i stg1_2 = pair_set_epi16(cospi_15_64, -cospi_17_64);
+ const __m128i stg1_3 = pair_set_epi16(cospi_17_64, cospi_15_64);
+ const __m128i stg1_4 = pair_set_epi16(cospi_23_64, -cospi_9_64);
+ const __m128i stg1_5 = pair_set_epi16(cospi_9_64, cospi_23_64);
+ const __m128i stg1_6 = pair_set_epi16(cospi_7_64, -cospi_25_64);
+ const __m128i stg1_7 = pair_set_epi16(cospi_25_64, cospi_7_64);
+ const __m128i stg1_8 = pair_set_epi16(cospi_27_64, -cospi_5_64);
+ const __m128i stg1_9 = pair_set_epi16(cospi_5_64, cospi_27_64);
+ const __m128i stg1_10 = pair_set_epi16(cospi_11_64, -cospi_21_64);
+ const __m128i stg1_11 = pair_set_epi16(cospi_21_64, cospi_11_64);
+ const __m128i stg1_12 = pair_set_epi16(cospi_19_64, -cospi_13_64);
+ const __m128i stg1_13 = pair_set_epi16(cospi_13_64, cospi_19_64);
+ const __m128i stg1_14 = pair_set_epi16(cospi_3_64, -cospi_29_64);
+ const __m128i stg1_15 = pair_set_epi16(cospi_29_64, cospi_3_64);
+ butterfly(&in[1], &in[31], &stg1_0, &stg1_1, &u16, &u31);
+ butterfly(&in[17], &in[15], &stg1_2, &stg1_3, &u17, &u30);
+ butterfly(&in[9], &in[23], &stg1_4, &stg1_5, &u18, &u29);
+ butterfly(&in[25], &in[7], &stg1_6, &stg1_7, &u19, &u28);
+
+ butterfly(&in[5], &in[27], &stg1_8, &stg1_9, &u20, &u27);
+ butterfly(&in[21], &in[11], &stg1_10, &stg1_11, &u21, &u26);
+
+ butterfly(&in[13], &in[19], &stg1_12, &stg1_13, &u22, &u25);
+ butterfly(&in[29], &in[3], &stg1_14, &stg1_15, &u23, &u24);
+ }
+
+ v16 = _mm_add_epi16(u16, u17);
+ v17 = _mm_sub_epi16(u16, u17);
+ v18 = _mm_sub_epi16(u19, u18);
+ v19 = _mm_add_epi16(u19, u18);
+
+ v20 = _mm_add_epi16(u20, u21);
+ v21 = _mm_sub_epi16(u20, u21);
+ v22 = _mm_sub_epi16(u23, u22);
+ v23 = _mm_add_epi16(u23, u22);
+
+ v24 = _mm_add_epi16(u24, u25);
+ v25 = _mm_sub_epi16(u24, u25);
+ v26 = _mm_sub_epi16(u27, u26);
+ v27 = _mm_add_epi16(u27, u26);
+
+ v28 = _mm_add_epi16(u28, u29);
+ v29 = _mm_sub_epi16(u28, u29);
+ v30 = _mm_sub_epi16(u31, u30);
+ v31 = _mm_add_epi16(u31, u30);
+
+ {
+ const __m128i stg3_4 = pair_set_epi16(-cospi_4_64, cospi_28_64);
+ const __m128i stg3_5 = pair_set_epi16(cospi_28_64, cospi_4_64);
+ const __m128i stg3_6 = pair_set_epi16(-cospi_28_64, -cospi_4_64);
+ const __m128i stg3_8 = pair_set_epi16(-cospi_20_64, cospi_12_64);
+ const __m128i stg3_9 = pair_set_epi16(cospi_12_64, cospi_20_64);
+ const __m128i stg3_10 = pair_set_epi16(-cospi_12_64, -cospi_20_64);
+ butterfly_self(&v17, &v30, &stg3_4, &stg3_5);
+ butterfly_self(&v18, &v29, &stg3_6, &stg3_4);
+ butterfly_self(&v21, &v26, &stg3_8, &stg3_9);
+ butterfly_self(&v22, &v25, &stg3_10, &stg3_8);
+ }
+
+ u16 = _mm_add_epi16(v16, v19);
+ u17 = _mm_add_epi16(v17, v18);
+ u18 = _mm_sub_epi16(v17, v18);
+ u19 = _mm_sub_epi16(v16, v19);
+ u20 = _mm_sub_epi16(v23, v20);
+ u21 = _mm_sub_epi16(v22, v21);
+ u22 = _mm_add_epi16(v22, v21);
+ u23 = _mm_add_epi16(v23, v20);
+
+ u24 = _mm_add_epi16(v24, v27);
+ u25 = _mm_add_epi16(v25, v26);
+ u26 = _mm_sub_epi16(v25, v26);
+ u27 = _mm_sub_epi16(v24, v27);
+
+ u28 = _mm_sub_epi16(v31, v28);
+ u29 = _mm_sub_epi16(v30, v29);
+ u30 = _mm_add_epi16(v29, v30);
+ u31 = _mm_add_epi16(v28, v31);
+
+ {
+ const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64);
+ const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64);
+ const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
+ butterfly_self(&u18, &u29, &stg4_4, &stg4_5);
+ butterfly_self(&u19, &u28, &stg4_4, &stg4_5);
+ butterfly_self(&u20, &u27, &stg4_6, &stg4_4);
+ butterfly_self(&u21, &u26, &stg4_6, &stg4_4);
+ }
+
+ out[0] = _mm_add_epi16(u16, u23);
+ out[1] = _mm_add_epi16(u17, u22);
+ out[2] = _mm_add_epi16(u18, u21);
+ out[3] = _mm_add_epi16(u19, u20);
+ out[4] = _mm_sub_epi16(u19, u20);
+ out[5] = _mm_sub_epi16(u18, u21);
+ out[6] = _mm_sub_epi16(u17, u22);
+ out[7] = _mm_sub_epi16(u16, u23);
+
+ out[8] = _mm_sub_epi16(u31, u24);
+ out[9] = _mm_sub_epi16(u30, u25);
+ out[10] = _mm_sub_epi16(u29, u26);
+ out[11] = _mm_sub_epi16(u28, u27);
+ out[12] = _mm_add_epi16(u27, u28);
+ out[13] = _mm_add_epi16(u26, u29);
+ out[14] = _mm_add_epi16(u25, u30);
+ out[15] = _mm_add_epi16(u24, u31);
+
+ {
+ const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
+ const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64);
+ butterfly_self(&out[4], &out[11], &stg6_0, &stg4_0);
+ butterfly_self(&out[5], &out[10], &stg6_0, &stg4_0);
+ butterfly_self(&out[6], &out[9], &stg6_0, &stg4_0);
+ butterfly_self(&out[7], &out[8], &stg6_0, &stg4_0);
+ }
+}
+
+static void idct32_full_8x32_quarter_1_2(const __m128i *in /*in[32]*/,
+ __m128i *out /*out[32]*/) {
+ __m128i temp[16];
+ idct32_full_8x32_quarter_1(in, temp);
+ idct32_full_8x32_quarter_2(in, &temp[8]);
+ add_sub_butterfly(temp, out, 16);
+}
+
+static void idct32_full_8x32(const __m128i *in /*in[32]*/,
+ __m128i *out /*out[32]*/) {
+ __m128i temp[32];
+ idct32_full_8x32_quarter_1_2(in, temp);
+ idct32_full_8x32_quarter_3_4(in, &temp[16]);
+ add_sub_butterfly(temp, out, 32);
+}
+
+static void load_buffer_8x32(const tran_low_t *input, __m128i *in) {
+ int i;
+ for (i = 0; i < 8; ++i) {
+ in[i] = load_input_data(input);
+ in[i + 8] = load_input_data(input + 8);
+ in[i + 16] = load_input_data(input + 16);
+ in[i + 24] = load_input_data(input + 24);
+ input += 32;
+ }
+}
+
+void vpx_idct32x32_1024_add_sse2(const tran_low_t *input, uint8_t *dest,
+ int stride) {
+ __m128i col[128], in[32];
+ int i, j;
+
+ // rows
+ for (i = 0; i < 4; ++i) {
+ load_buffer_8x32(input, in);
+ input += 32 << 3;
// Transpose 32x8 block to 8x32 block
transpose_16bit_8x8(in, in);
@@ -2331,95 +2212,20 @@ void vpx_idct32x32_1024_add_sse2(const tran_low_t *input, uint8_t *dest,
transpose_16bit_8x8(in + 16, in + 16);
transpose_16bit_8x8(in + 24, in + 24);
- IDCT32
-
- // 1_D: Store 32 intermediate results for each 8x32 block.
- col[i32 + 0] = _mm_add_epi16(stp1_0, stp1_31);
- col[i32 + 1] = _mm_add_epi16(stp1_1, stp1_30);
- col[i32 + 2] = _mm_add_epi16(stp1_2, stp1_29);
- col[i32 + 3] = _mm_add_epi16(stp1_3, stp1_28);
- col[i32 + 4] = _mm_add_epi16(stp1_4, stp1_27);
- col[i32 + 5] = _mm_add_epi16(stp1_5, stp1_26);
- col[i32 + 6] = _mm_add_epi16(stp1_6, stp1_25);
- col[i32 + 7] = _mm_add_epi16(stp1_7, stp1_24);
- col[i32 + 8] = _mm_add_epi16(stp1_8, stp1_23);
- col[i32 + 9] = _mm_add_epi16(stp1_9, stp1_22);
- col[i32 + 10] = _mm_add_epi16(stp1_10, stp1_21);
- col[i32 + 11] = _mm_add_epi16(stp1_11, stp1_20);
- col[i32 + 12] = _mm_add_epi16(stp1_12, stp1_19);
- col[i32 + 13] = _mm_add_epi16(stp1_13, stp1_18);
- col[i32 + 14] = _mm_add_epi16(stp1_14, stp1_17);
- col[i32 + 15] = _mm_add_epi16(stp1_15, stp1_16);
- col[i32 + 16] = _mm_sub_epi16(stp1_15, stp1_16);
- col[i32 + 17] = _mm_sub_epi16(stp1_14, stp1_17);
- col[i32 + 18] = _mm_sub_epi16(stp1_13, stp1_18);
- col[i32 + 19] = _mm_sub_epi16(stp1_12, stp1_19);
- col[i32 + 20] = _mm_sub_epi16(stp1_11, stp1_20);
- col[i32 + 21] = _mm_sub_epi16(stp1_10, stp1_21);
- col[i32 + 22] = _mm_sub_epi16(stp1_9, stp1_22);
- col[i32 + 23] = _mm_sub_epi16(stp1_8, stp1_23);
- col[i32 + 24] = _mm_sub_epi16(stp1_7, stp1_24);
- col[i32 + 25] = _mm_sub_epi16(stp1_6, stp1_25);
- col[i32 + 26] = _mm_sub_epi16(stp1_5, stp1_26);
- col[i32 + 27] = _mm_sub_epi16(stp1_4, stp1_27);
- col[i32 + 28] = _mm_sub_epi16(stp1_3, stp1_28);
- col[i32 + 29] = _mm_sub_epi16(stp1_2, stp1_29);
- col[i32 + 30] = _mm_sub_epi16(stp1_1, stp1_30);
- col[i32 + 31] = _mm_sub_epi16(stp1_0, stp1_31);
+ idct32_full_8x32(in, col + (i << 5));
}
- for (i = 0; i < 4; i++) {
- // Second 1-D idct
- j = i << 3;
+ // columns
+ for (i = 0; i < 4; ++i) {
+ j = i << 3;
// Transpose 32x8 block to 8x32 block
transpose_16bit_8x8(col + j, in);
transpose_16bit_8x8(col + j + 32, in + 8);
transpose_16bit_8x8(col + j + 64, in + 16);
transpose_16bit_8x8(col + j + 96, in + 24);
- IDCT32
-
- // 2_D: Calculate the results and store them to destination.
- in[0] = _mm_add_epi16(stp1_0, stp1_31);
- in[1] = _mm_add_epi16(stp1_1, stp1_30);
- in[2] = _mm_add_epi16(stp1_2, stp1_29);
- in[3] = _mm_add_epi16(stp1_3, stp1_28);
- in[4] = _mm_add_epi16(stp1_4, stp1_27);
- in[5] = _mm_add_epi16(stp1_5, stp1_26);
- in[6] = _mm_add_epi16(stp1_6, stp1_25);
- in[7] = _mm_add_epi16(stp1_7, stp1_24);
- in[8] = _mm_add_epi16(stp1_8, stp1_23);
- in[9] = _mm_add_epi16(stp1_9, stp1_22);
- in[10] = _mm_add_epi16(stp1_10, stp1_21);
- in[11] = _mm_add_epi16(stp1_11, stp1_20);
- in[12] = _mm_add_epi16(stp1_12, stp1_19);
- in[13] = _mm_add_epi16(stp1_13, stp1_18);
- in[14] = _mm_add_epi16(stp1_14, stp1_17);
- in[15] = _mm_add_epi16(stp1_15, stp1_16);
- in[16] = _mm_sub_epi16(stp1_15, stp1_16);
- in[17] = _mm_sub_epi16(stp1_14, stp1_17);
- in[18] = _mm_sub_epi16(stp1_13, stp1_18);
- in[19] = _mm_sub_epi16(stp1_12, stp1_19);
- in[20] = _mm_sub_epi16(stp1_11, stp1_20);
- in[21] = _mm_sub_epi16(stp1_10, stp1_21);
- in[22] = _mm_sub_epi16(stp1_9, stp1_22);
- in[23] = _mm_sub_epi16(stp1_8, stp1_23);
- in[24] = _mm_sub_epi16(stp1_7, stp1_24);
- in[25] = _mm_sub_epi16(stp1_6, stp1_25);
- in[26] = _mm_sub_epi16(stp1_5, stp1_26);
- in[27] = _mm_sub_epi16(stp1_4, stp1_27);
- in[28] = _mm_sub_epi16(stp1_3, stp1_28);
- in[29] = _mm_sub_epi16(stp1_2, stp1_29);
- in[30] = _mm_sub_epi16(stp1_1, stp1_30);
- in[31] = _mm_sub_epi16(stp1_0, stp1_31);
-
- for (j = 0; j < 32; ++j) {
- // Final rounding and shift
- in[j] = _mm_adds_epi16(in[j], final_rounding);
- in[j] = _mm_srai_epi16(in[j], 6);
- recon_and_store(dest + j * stride, in[j]);
- }
-
+ idct32_full_8x32(in, in);
+ store_buffer_8x32(in, dest, stride);
dest += 8;
}
}
diff --git a/vpx_dsp/x86/inv_txfm_sse2.h b/vpx_dsp/x86/inv_txfm_sse2.h
index acaf86178..cfe5f788e 100644
--- a/vpx_dsp/x86/inv_txfm_sse2.h
+++ b/vpx_dsp/x86/inv_txfm_sse2.h
@@ -258,6 +258,78 @@ static INLINE void recon_and_store4x4_sse2(const __m128i *const in,
*(int *)(dest + stride * 3) = _mm_cvtsi128_si32(d[0]);
}
+static INLINE void store_buffer_8x32(__m128i *in, uint8_t *dst, int stride) {
+ const __m128i final_rounding = _mm_set1_epi16(1 << 5);
+ int j = 0;
+ while (j < 32) {
+ in[j] = _mm_adds_epi16(in[j], final_rounding);
+ in[j + 1] = _mm_adds_epi16(in[j + 1], final_rounding);
+
+ in[j] = _mm_srai_epi16(in[j], 6);
+ in[j + 1] = _mm_srai_epi16(in[j + 1], 6);
+
+ recon_and_store(dst, in[j]);
+ dst += stride;
+ recon_and_store(dst, in[j + 1]);
+ dst += stride;
+ j += 2;
+ }
+}
+
+// Only do addition and subtraction butterfly, size = 16, 32
+static INLINE void add_sub_butterfly(const __m128i *in, __m128i *out,
+ int size) {
+ int i = 0;
+ const int num = size >> 1;
+ const int bound = size - 1;
+ while (i < num) {
+ out[i] = _mm_add_epi16(in[i], in[bound - i]);
+ out[bound - i] = _mm_sub_epi16(in[i], in[bound - i]);
+ i++;
+ }
+}
+
+#define BUTTERFLY_PAIR(x0, x1, co0, co1) \
+ do { \
+ tmp0 = _mm_madd_epi16(x0, co0); \
+ tmp1 = _mm_madd_epi16(x1, co0); \
+ tmp2 = _mm_madd_epi16(x0, co1); \
+ tmp3 = _mm_madd_epi16(x1, co1); \
+ tmp0 = _mm_add_epi32(tmp0, rounding); \
+ tmp1 = _mm_add_epi32(tmp1, rounding); \
+ tmp2 = _mm_add_epi32(tmp2, rounding); \
+ tmp3 = _mm_add_epi32(tmp3, rounding); \
+ tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \
+ tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \
+ tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \
+ tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \
+ } while (0)
+
+static INLINE void butterfly(const __m128i *x0, const __m128i *x1,
+ const __m128i *c0, const __m128i *c1, __m128i *y0,
+ __m128i *y1) {
+ __m128i tmp0, tmp1, tmp2, tmp3, u0, u1;
+ const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING);
+
+ u0 = _mm_unpacklo_epi16(*x0, *x1);
+ u1 = _mm_unpackhi_epi16(*x0, *x1);
+ BUTTERFLY_PAIR(u0, u1, *c0, *c1);
+ *y0 = _mm_packs_epi32(tmp0, tmp1);
+ *y1 = _mm_packs_epi32(tmp2, tmp3);
+}
+
+static INLINE void butterfly_self(__m128i *x0, __m128i *x1, const __m128i *c0,
+ const __m128i *c1) {
+ __m128i tmp0, tmp1, tmp2, tmp3, u0, u1;
+ const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING);
+
+ u0 = _mm_unpacklo_epi16(*x0, *x1);
+ u1 = _mm_unpackhi_epi16(*x0, *x1);
+ BUTTERFLY_PAIR(u0, u1, *c0, *c1);
+ *x0 = _mm_packs_epi32(tmp0, tmp1);
+ *x1 = _mm_packs_epi32(tmp2, tmp3);
+}
+
void idct4_sse2(__m128i *in);
void idct8_sse2(__m128i *in);
void idct16_sse2(__m128i *in0, __m128i *in1);
diff --git a/vpx_dsp/x86/inv_txfm_ssse3.c b/vpx_dsp/x86/inv_txfm_ssse3.c
index 0e86e43f1..1a9fe51d7 100644
--- a/vpx_dsp/x86/inv_txfm_ssse3.c
+++ b/vpx_dsp/x86/inv_txfm_ssse3.c
@@ -150,60 +150,6 @@ void vpx_idct8x8_12_add_ssse3(const tran_low_t *input, uint8_t *dest,
write_buffer_8x8(in, dest, stride);
}
-// Only do addition and subtraction butterfly, size = 16, 32
-static INLINE void add_sub_butterfly(const __m128i *in, __m128i *out,
- int size) {
- int i = 0;
- const int num = size >> 1;
- const int bound = size - 1;
- while (i < num) {
- out[i] = _mm_add_epi16(in[i], in[bound - i]);
- out[bound - i] = _mm_sub_epi16(in[i], in[bound - i]);
- i++;
- }
-}
-
-#define BUTTERFLY_PAIR(x0, x1, co0, co1) \
- do { \
- tmp0 = _mm_madd_epi16(x0, co0); \
- tmp1 = _mm_madd_epi16(x1, co0); \
- tmp2 = _mm_madd_epi16(x0, co1); \
- tmp3 = _mm_madd_epi16(x1, co1); \
- tmp0 = _mm_add_epi32(tmp0, rounding); \
- tmp1 = _mm_add_epi32(tmp1, rounding); \
- tmp2 = _mm_add_epi32(tmp2, rounding); \
- tmp3 = _mm_add_epi32(tmp3, rounding); \
- tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \
- tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \
- tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \
- tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \
- } while (0)
-
-static INLINE void butterfly(const __m128i *x0, const __m128i *x1,
- const __m128i *c0, const __m128i *c1, __m128i *y0,
- __m128i *y1) {
- __m128i tmp0, tmp1, tmp2, tmp3, u0, u1;
- const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING);
-
- u0 = _mm_unpacklo_epi16(*x0, *x1);
- u1 = _mm_unpackhi_epi16(*x0, *x1);
- BUTTERFLY_PAIR(u0, u1, *c0, *c1);
- *y0 = _mm_packs_epi32(tmp0, tmp1);
- *y1 = _mm_packs_epi32(tmp2, tmp3);
-}
-
-static INLINE void butterfly_self(__m128i *x0, __m128i *x1, const __m128i *c0,
- const __m128i *c1) {
- __m128i tmp0, tmp1, tmp2, tmp3, u0, u1;
- const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING);
-
- u0 = _mm_unpacklo_epi16(*x0, *x1);
- u1 = _mm_unpackhi_epi16(*x0, *x1);
- BUTTERFLY_PAIR(u0, u1, *c0, *c1);
- *x0 = _mm_packs_epi32(tmp0, tmp1);
- *x1 = _mm_packs_epi32(tmp2, tmp3);
-}
-
static void idct32_34_first_half(const __m128i *in, __m128i *stp1) {
const __m128i stk2_0 = pair_set_epi16(2 * cospi_30_64, 2 * cospi_30_64);
const __m128i stk2_1 = pair_set_epi16(2 * cospi_2_64, 2 * cospi_2_64);
@@ -715,24 +661,6 @@ static void idct32_8x32_135(__m128i *in /*in[32]*/) {
add_sub_butterfly(out, in, 32);
}
-static INLINE void store_buffer_8x32(__m128i *in, uint8_t *dst, int stride) {
- const __m128i final_rounding = _mm_set1_epi16(1 << 5);
- int j = 0;
- while (j < 32) {
- in[j] = _mm_adds_epi16(in[j], final_rounding);
- in[j + 1] = _mm_adds_epi16(in[j + 1], final_rounding);
-
- in[j] = _mm_srai_epi16(in[j], 6);
- in[j + 1] = _mm_srai_epi16(in[j + 1], 6);
-
- recon_and_store(dst, in[j]);
- dst += stride;
- recon_and_store(dst, in[j + 1]);
- dst += stride;
- j += 2;
- }
-}
-
static INLINE void recon_and_store_ssse3(__m128i *in0, __m128i *in1,
uint8_t *dest, int stride) {
store_buffer_8x32(in0, dest, stride);
@@ -793,306 +721,3 @@ void vpx_idct32x32_135_add_ssse3(const tran_low_t *input, uint8_t *dest,
idct32_135(col0, col1);
recon_and_store_ssse3(col0, col1, dest + 16, stride);
}
-
-// For each 8x32 block __m128i in[32],
-// Input with index, 2, 6, 10, 14, 18, 22, 26, 30
-// output pixels: 8-15 in __m128i in[32]
-static void idct32_full_8x32_quarter_2(const __m128i *in /*in[32]*/,
- __m128i *out /*out[16]*/) {
- __m128i u8, u9, u10, u11, u12, u13, u14, u15; // stp2_
- __m128i v8, v9, v10, v11, v12, v13, v14, v15; // stp1_
-
- {
- const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64);
- const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64);
- const __m128i stg2_2 = pair_set_epi16(cospi_14_64, -cospi_18_64);
- const __m128i stg2_3 = pair_set_epi16(cospi_18_64, cospi_14_64);
- butterfly(&in[2], &in[30], &stg2_0, &stg2_1, &u8, &u15);
- butterfly(&in[18], &in[14], &stg2_2, &stg2_3, &u9, &u14);
- }
-
- v8 = _mm_add_epi16(u8, u9);
- v9 = _mm_sub_epi16(u8, u9);
- v14 = _mm_sub_epi16(u15, u14);
- v15 = _mm_add_epi16(u15, u14);
-
- {
- const __m128i stg2_4 = pair_set_epi16(cospi_22_64, -cospi_10_64);
- const __m128i stg2_5 = pair_set_epi16(cospi_10_64, cospi_22_64);
- const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64);
- const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64);
- butterfly(&in[10], &in[22], &stg2_4, &stg2_5, &u10, &u13);
- butterfly(&in[26], &in[6], &stg2_6, &stg2_7, &u11, &u12);
- }
-
- v10 = _mm_sub_epi16(u11, u10);
- v11 = _mm_add_epi16(u11, u10);
- v12 = _mm_add_epi16(u12, u13);
- v13 = _mm_sub_epi16(u12, u13);
-
- {
- const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64);
- const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64);
- const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
- butterfly_self(&v9, &v14, &stg4_4, &stg4_5);
- butterfly_self(&v10, &v13, &stg4_6, &stg4_4);
- }
-
- out[0] = _mm_add_epi16(v8, v11);
- out[1] = _mm_add_epi16(v9, v10);
- out[6] = _mm_add_epi16(v14, v13);
- out[7] = _mm_add_epi16(v15, v12);
-
- out[2] = _mm_sub_epi16(v9, v10);
- out[3] = _mm_sub_epi16(v8, v11);
- out[4] = _mm_sub_epi16(v15, v12);
- out[5] = _mm_sub_epi16(v14, v13);
-
- {
- const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64);
- butterfly_self(&out[2], &out[5], &stg6_0, &stg4_0);
- butterfly_self(&out[3], &out[4], &stg6_0, &stg4_0);
- }
-}
-
-// For each 8x32 block __m128i in[32],
-// Input with index, 0, 4, 8, 12, 16, 20, 24, 28
-// output pixels: 0-7 in __m128i in[32]
-static void idct32_full_8x32_quarter_1(const __m128i *in /*in[32]*/,
- __m128i *out /*out[8]*/) {
- __m128i u0, u1, u2, u3, u4, u5, u6, u7; // stp1_
- __m128i v0, v1, v2, v3, v4, v5, v6, v7; // stp2_
-
- {
- const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64);
- const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64);
- const __m128i stg3_2 = pair_set_epi16(cospi_12_64, -cospi_20_64);
- const __m128i stg3_3 = pair_set_epi16(cospi_20_64, cospi_12_64);
- butterfly(&in[4], &in[28], &stg3_0, &stg3_1, &u4, &u7);
- butterfly(&in[20], &in[12], &stg3_2, &stg3_3, &u5, &u6);
- }
-
- v4 = _mm_add_epi16(u4, u5);
- v5 = _mm_sub_epi16(u4, u5);
- v6 = _mm_sub_epi16(u7, u6);
- v7 = _mm_add_epi16(u7, u6);
-
- {
- const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64);
- const __m128i stg4_2 = pair_set_epi16(cospi_24_64, -cospi_8_64);
- const __m128i stg4_3 = pair_set_epi16(cospi_8_64, cospi_24_64);
- butterfly(&v6, &v5, &stg4_1, &stg4_0, &v5, &v6);
-
- butterfly(&in[0], &in[16], &stg4_0, &stg4_1, &u0, &u1);
- butterfly(&in[8], &in[24], &stg4_2, &stg4_3, &u2, &u3);
- }
-
- v0 = _mm_add_epi16(u0, u3);
- v1 = _mm_add_epi16(u1, u2);
- v2 = _mm_sub_epi16(u1, u2);
- v3 = _mm_sub_epi16(u0, u3);
-
- out[0] = _mm_add_epi16(v0, v7);
- out[1] = _mm_add_epi16(v1, v6);
- out[2] = _mm_add_epi16(v2, v5);
- out[3] = _mm_add_epi16(v3, v4);
- out[4] = _mm_sub_epi16(v3, v4);
- out[5] = _mm_sub_epi16(v2, v5);
- out[6] = _mm_sub_epi16(v1, v6);
- out[7] = _mm_sub_epi16(v0, v7);
-}
-
-// For each 8x32 block __m128i in[32],
-// Input with odd index,
-// 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31
-// output pixels: 16-23, 24-31 in __m128i in[32]
-// We avoid hide an offset, 16, inside this function. So we output 0-15 into
-// array out[16]
-static void idct32_full_8x32_quarter_3_4(const __m128i *in /*in[32]*/,
- __m128i *out /*out[16]*/) {
- __m128i v16, v17, v18, v19, v20, v21, v22, v23;
- __m128i v24, v25, v26, v27, v28, v29, v30, v31;
- __m128i u16, u17, u18, u19, u20, u21, u22, u23;
- __m128i u24, u25, u26, u27, u28, u29, u30, u31;
-
- {
- const __m128i stg1_0 = pair_set_epi16(cospi_31_64, -cospi_1_64);
- const __m128i stg1_1 = pair_set_epi16(cospi_1_64, cospi_31_64);
- const __m128i stg1_2 = pair_set_epi16(cospi_15_64, -cospi_17_64);
- const __m128i stg1_3 = pair_set_epi16(cospi_17_64, cospi_15_64);
- const __m128i stg1_4 = pair_set_epi16(cospi_23_64, -cospi_9_64);
- const __m128i stg1_5 = pair_set_epi16(cospi_9_64, cospi_23_64);
- const __m128i stg1_6 = pair_set_epi16(cospi_7_64, -cospi_25_64);
- const __m128i stg1_7 = pair_set_epi16(cospi_25_64, cospi_7_64);
- const __m128i stg1_8 = pair_set_epi16(cospi_27_64, -cospi_5_64);
- const __m128i stg1_9 = pair_set_epi16(cospi_5_64, cospi_27_64);
- const __m128i stg1_10 = pair_set_epi16(cospi_11_64, -cospi_21_64);
- const __m128i stg1_11 = pair_set_epi16(cospi_21_64, cospi_11_64);
- const __m128i stg1_12 = pair_set_epi16(cospi_19_64, -cospi_13_64);
- const __m128i stg1_13 = pair_set_epi16(cospi_13_64, cospi_19_64);
- const __m128i stg1_14 = pair_set_epi16(cospi_3_64, -cospi_29_64);
- const __m128i stg1_15 = pair_set_epi16(cospi_29_64, cospi_3_64);
- butterfly(&in[1], &in[31], &stg1_0, &stg1_1, &u16, &u31);
- butterfly(&in[17], &in[15], &stg1_2, &stg1_3, &u17, &u30);
- butterfly(&in[9], &in[23], &stg1_4, &stg1_5, &u18, &u29);
- butterfly(&in[25], &in[7], &stg1_6, &stg1_7, &u19, &u28);
-
- butterfly(&in[5], &in[27], &stg1_8, &stg1_9, &u20, &u27);
- butterfly(&in[21], &in[11], &stg1_10, &stg1_11, &u21, &u26);
-
- butterfly(&in[13], &in[19], &stg1_12, &stg1_13, &u22, &u25);
- butterfly(&in[29], &in[3], &stg1_14, &stg1_15, &u23, &u24);
- }
-
- v16 = _mm_add_epi16(u16, u17);
- v17 = _mm_sub_epi16(u16, u17);
- v18 = _mm_sub_epi16(u19, u18);
- v19 = _mm_add_epi16(u19, u18);
-
- v20 = _mm_add_epi16(u20, u21);
- v21 = _mm_sub_epi16(u20, u21);
- v22 = _mm_sub_epi16(u23, u22);
- v23 = _mm_add_epi16(u23, u22);
-
- v24 = _mm_add_epi16(u24, u25);
- v25 = _mm_sub_epi16(u24, u25);
- v26 = _mm_sub_epi16(u27, u26);
- v27 = _mm_add_epi16(u27, u26);
-
- v28 = _mm_add_epi16(u28, u29);
- v29 = _mm_sub_epi16(u28, u29);
- v30 = _mm_sub_epi16(u31, u30);
- v31 = _mm_add_epi16(u31, u30);
-
- {
- const __m128i stg3_4 = pair_set_epi16(-cospi_4_64, cospi_28_64);
- const __m128i stg3_5 = pair_set_epi16(cospi_28_64, cospi_4_64);
- const __m128i stg3_6 = pair_set_epi16(-cospi_28_64, -cospi_4_64);
- const __m128i stg3_8 = pair_set_epi16(-cospi_20_64, cospi_12_64);
- const __m128i stg3_9 = pair_set_epi16(cospi_12_64, cospi_20_64);
- const __m128i stg3_10 = pair_set_epi16(-cospi_12_64, -cospi_20_64);
- butterfly_self(&v17, &v30, &stg3_4, &stg3_5);
- butterfly_self(&v18, &v29, &stg3_6, &stg3_4);
- butterfly_self(&v21, &v26, &stg3_8, &stg3_9);
- butterfly_self(&v22, &v25, &stg3_10, &stg3_8);
- }
-
- u16 = _mm_add_epi16(v16, v19);
- u17 = _mm_add_epi16(v17, v18);
- u18 = _mm_sub_epi16(v17, v18);
- u19 = _mm_sub_epi16(v16, v19);
- u20 = _mm_sub_epi16(v23, v20);
- u21 = _mm_sub_epi16(v22, v21);
- u22 = _mm_add_epi16(v22, v21);
- u23 = _mm_add_epi16(v23, v20);
-
- u24 = _mm_add_epi16(v24, v27);
- u25 = _mm_add_epi16(v25, v26);
- u26 = _mm_sub_epi16(v25, v26);
- u27 = _mm_sub_epi16(v24, v27);
-
- u28 = _mm_sub_epi16(v31, v28);
- u29 = _mm_sub_epi16(v30, v29);
- u30 = _mm_add_epi16(v29, v30);
- u31 = _mm_add_epi16(v28, v31);
-
- {
- const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64);
- const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64);
- const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
- butterfly_self(&u18, &u29, &stg4_4, &stg4_5);
- butterfly_self(&u19, &u28, &stg4_4, &stg4_5);
- butterfly_self(&u20, &u27, &stg4_6, &stg4_4);
- butterfly_self(&u21, &u26, &stg4_6, &stg4_4);
- }
-
- out[0] = _mm_add_epi16(u16, u23);
- out[1] = _mm_add_epi16(u17, u22);
- out[2] = _mm_add_epi16(u18, u21);
- out[3] = _mm_add_epi16(u19, u20);
- out[4] = _mm_sub_epi16(u19, u20);
- out[5] = _mm_sub_epi16(u18, u21);
- out[6] = _mm_sub_epi16(u17, u22);
- out[7] = _mm_sub_epi16(u16, u23);
-
- out[8] = _mm_sub_epi16(u31, u24);
- out[9] = _mm_sub_epi16(u30, u25);
- out[10] = _mm_sub_epi16(u29, u26);
- out[11] = _mm_sub_epi16(u28, u27);
- out[12] = _mm_add_epi16(u27, u28);
- out[13] = _mm_add_epi16(u26, u29);
- out[14] = _mm_add_epi16(u25, u30);
- out[15] = _mm_add_epi16(u24, u31);
-
- {
- const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64);
- butterfly_self(&out[4], &out[11], &stg6_0, &stg4_0);
- butterfly_self(&out[5], &out[10], &stg6_0, &stg4_0);
- butterfly_self(&out[6], &out[9], &stg6_0, &stg4_0);
- butterfly_self(&out[7], &out[8], &stg6_0, &stg4_0);
- }
-}
-
-static void idct32_full_8x32_quarter_1_2(const __m128i *in /*in[32]*/,
- __m128i *out /*out[32]*/) {
- __m128i temp[16];
- idct32_full_8x32_quarter_1(in, temp);
- idct32_full_8x32_quarter_2(in, &temp[8]);
- add_sub_butterfly(temp, out, 16);
-}
-
-static void idct32_full_8x32(const __m128i *in /*in[32]*/,
- __m128i *out /*out[32]*/) {
- __m128i temp[32];
- idct32_full_8x32_quarter_1_2(in, temp);
- idct32_full_8x32_quarter_3_4(in, &temp[16]);
- add_sub_butterfly(temp, out, 32);
-}
-
-static void load_buffer_8x32(const tran_low_t *input, __m128i *in) {
- int i;
- for (i = 0; i < 8; ++i) {
- in[i] = load_input_data(input);
- in[i + 8] = load_input_data(input + 8);
- in[i + 16] = load_input_data(input + 16);
- in[i + 24] = load_input_data(input + 24);
- input += 32;
- }
-}
-
-void vpx_idct32x32_1024_add_ssse3(const tran_low_t *input, uint8_t *dest,
- int stride) {
- __m128i col[128], in[32];
- int i, j;
-
- // rows
- for (i = 0; i < 4; ++i) {
- load_buffer_8x32(input, in);
- input += 32 << 3;
-
- // Transpose 32x8 block to 8x32 block
- transpose_16bit_8x8(in, in);
- transpose_16bit_8x8(in + 8, in + 8);
- transpose_16bit_8x8(in + 16, in + 16);
- transpose_16bit_8x8(in + 24, in + 24);
-
- idct32_full_8x32(in, col + (i << 5));
- }
-
- // columns
- for (i = 0; i < 4; ++i) {
- j = i << 3;
- // Transpose 32x8 block to 8x32 block
- transpose_16bit_8x8(col + j, in);
- transpose_16bit_8x8(col + j + 32, in + 8);
- transpose_16bit_8x8(col + j + 64, in + 16);
- transpose_16bit_8x8(col + j + 96, in + 24);
-
- idct32_full_8x32(in, in);
- store_buffer_8x32(in, dest, stride);
- dest += 8;
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-10 03:25:03 +0000