diff options
Diffstat (limited to 'media/libvpx/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c')
| -rw-r--r-- | media/libvpx/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c b/media/libvpx/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c new file mode 100644 index 0000000000..ad693718c0 --- /dev/null +++ b/media/libvpx/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c @@ -0,0 +1,224 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "vpx_dsp/x86/inv_txfm_sse2.h" + +void vp9_iht4x4_16_add_sse2(const tran_low_t *input, uint8_t *dest, int stride, + int tx_type) { + __m128i in[2]; + const __m128i eight = _mm_set1_epi16(8); + + in[0] = load_input_data8(input); + in[1] = load_input_data8(input + 8); + + switch (tx_type) { + case DCT_DCT: + idct4_sse2(in); + idct4_sse2(in); + break; + case ADST_DCT: + idct4_sse2(in); + iadst4_sse2(in); + break; + case DCT_ADST: + iadst4_sse2(in); + idct4_sse2(in); + break; + default: + assert(tx_type == ADST_ADST); + iadst4_sse2(in); + iadst4_sse2(in); + break; + } + + // Final round and shift + in[0] = _mm_add_epi16(in[0], eight); + in[1] = _mm_add_epi16(in[1], eight); + + in[0] = _mm_srai_epi16(in[0], 4); + in[1] = _mm_srai_epi16(in[1], 4); + + recon_and_store4x4_sse2(in, dest, stride); +} + +void vp9_iht8x8_64_add_sse2(const tran_low_t *input, uint8_t *dest, int stride, + int tx_type) { + __m128i in[8]; + const __m128i final_rounding = _mm_set1_epi16(1 << 4); + + // load input data + in[0] = load_input_data8(input); + in[1] = load_input_data8(input + 8 * 1); + in[2] = load_input_data8(input + 8 * 2); + in[3] = load_input_data8(input + 8 * 3); + in[4] = load_input_data8(input + 8 * 4); + in[5] = load_input_data8(input + 8 * 5); + in[6] = load_input_data8(input + 8 * 6); + in[7] = load_input_data8(input + 8 * 7); + + switch (tx_type) { + case DCT_DCT: + vpx_idct8_sse2(in); + vpx_idct8_sse2(in); + break; + case ADST_DCT: + vpx_idct8_sse2(in); + iadst8_sse2(in); + break; + case DCT_ADST: + iadst8_sse2(in); + vpx_idct8_sse2(in); + break; + default: + assert(tx_type == ADST_ADST); + iadst8_sse2(in); + iadst8_sse2(in); + break; + } + + // Final rounding and shift + in[0] = _mm_adds_epi16(in[0], final_rounding); + in[1] = _mm_adds_epi16(in[1], final_rounding); + in[2] = _mm_adds_epi16(in[2], final_rounding); + in[3] = _mm_adds_epi16(in[3], final_rounding); + in[4] = _mm_adds_epi16(in[4], final_rounding); + in[5] = _mm_adds_epi16(in[5], final_rounding); + in[6] = _mm_adds_epi16(in[6], final_rounding); + in[7] = _mm_adds_epi16(in[7], final_rounding); + + in[0] = _mm_srai_epi16(in[0], 5); + in[1] = _mm_srai_epi16(in[1], 5); + in[2] = _mm_srai_epi16(in[2], 5); + in[3] = _mm_srai_epi16(in[3], 5); + in[4] = _mm_srai_epi16(in[4], 5); + in[5] = _mm_srai_epi16(in[5], 5); + in[6] = _mm_srai_epi16(in[6], 5); + in[7] = _mm_srai_epi16(in[7], 5); + + recon_and_store(dest + 0 * stride, in[0]); + recon_and_store(dest + 1 * stride, in[1]); + recon_and_store(dest + 2 * stride, in[2]); + recon_and_store(dest + 3 * stride, in[3]); + recon_and_store(dest + 4 * stride, in[4]); + recon_and_store(dest + 5 * stride, in[5]); + recon_and_store(dest + 6 * stride, in[6]); + recon_and_store(dest + 7 * stride, in[7]); +} + +static INLINE void load_buffer_8x16(const tran_low_t *const input, + __m128i *const in) { + in[0] = load_input_data8(input + 0 * 16); + in[1] = load_input_data8(input + 1 * 16); + in[2] = load_input_data8(input + 2 * 16); + in[3] = load_input_data8(input + 3 * 16); + in[4] = load_input_data8(input + 4 * 16); + in[5] = load_input_data8(input + 5 * 16); + in[6] = load_input_data8(input + 6 * 16); + in[7] = load_input_data8(input + 7 * 16); + + in[8] = load_input_data8(input + 8 * 16); + in[9] = load_input_data8(input + 9 * 16); + in[10] = load_input_data8(input + 10 * 16); + in[11] = load_input_data8(input + 11 * 16); + in[12] = load_input_data8(input + 12 * 16); + in[13] = load_input_data8(input + 13 * 16); + in[14] = load_input_data8(input + 14 * 16); + in[15] = load_input_data8(input + 15 * 16); +} + +static INLINE void write_buffer_8x16(uint8_t *const dest, __m128i *const in, + const int stride) { + const __m128i final_rounding = _mm_set1_epi16(1 << 5); + // Final rounding and shift + in[0] = _mm_adds_epi16(in[0], final_rounding); + in[1] = _mm_adds_epi16(in[1], final_rounding); + in[2] = _mm_adds_epi16(in[2], final_rounding); + in[3] = _mm_adds_epi16(in[3], final_rounding); + in[4] = _mm_adds_epi16(in[4], final_rounding); + in[5] = _mm_adds_epi16(in[5], final_rounding); + in[6] = _mm_adds_epi16(in[6], final_rounding); + in[7] = _mm_adds_epi16(in[7], final_rounding); + in[8] = _mm_adds_epi16(in[8], final_rounding); + in[9] = _mm_adds_epi16(in[9], final_rounding); + in[10] = _mm_adds_epi16(in[10], final_rounding); + in[11] = _mm_adds_epi16(in[11], final_rounding); + in[12] = _mm_adds_epi16(in[12], final_rounding); + in[13] = _mm_adds_epi16(in[13], final_rounding); + in[14] = _mm_adds_epi16(in[14], final_rounding); + in[15] = _mm_adds_epi16(in[15], final_rounding); + + in[0] = _mm_srai_epi16(in[0], 6); + in[1] = _mm_srai_epi16(in[1], 6); + in[2] = _mm_srai_epi16(in[2], 6); + in[3] = _mm_srai_epi16(in[3], 6); + in[4] = _mm_srai_epi16(in[4], 6); + in[5] = _mm_srai_epi16(in[5], 6); + in[6] = _mm_srai_epi16(in[6], 6); + in[7] = _mm_srai_epi16(in[7], 6); + in[8] = _mm_srai_epi16(in[8], 6); + in[9] = _mm_srai_epi16(in[9], 6); + in[10] = _mm_srai_epi16(in[10], 6); + in[11] = _mm_srai_epi16(in[11], 6); + in[12] = _mm_srai_epi16(in[12], 6); + in[13] = _mm_srai_epi16(in[13], 6); + in[14] = _mm_srai_epi16(in[14], 6); + in[15] = _mm_srai_epi16(in[15], 6); + + recon_and_store(dest + 0 * stride, in[0]); + recon_and_store(dest + 1 * stride, in[1]); + recon_and_store(dest + 2 * stride, in[2]); + recon_and_store(dest + 3 * stride, in[3]); + recon_and_store(dest + 4 * stride, in[4]); + recon_and_store(dest + 5 * stride, in[5]); + recon_and_store(dest + 6 * stride, in[6]); + recon_and_store(dest + 7 * stride, in[7]); + recon_and_store(dest + 8 * stride, in[8]); + recon_and_store(dest + 9 * stride, in[9]); + recon_and_store(dest + 10 * stride, in[10]); + recon_and_store(dest + 11 * stride, in[11]); + recon_and_store(dest + 12 * stride, in[12]); + recon_and_store(dest + 13 * stride, in[13]); + recon_and_store(dest + 14 * stride, in[14]); + recon_and_store(dest + 15 * stride, in[15]); +} + +void vp9_iht16x16_256_add_sse2(const tran_low_t *input, uint8_t *dest, + int stride, int tx_type) { + __m128i in0[16], in1[16]; + + load_buffer_8x16(input, in0); + input += 8; + load_buffer_8x16(input, in1); + + switch (tx_type) { + case DCT_DCT: + idct16_sse2(in0, in1); + idct16_sse2(in0, in1); + break; + case ADST_DCT: + idct16_sse2(in0, in1); + iadst16_sse2(in0, in1); + break; + case DCT_ADST: + iadst16_sse2(in0, in1); + idct16_sse2(in0, in1); + break; + default: + assert(tx_type == ADST_ADST); + iadst16_sse2(in0, in1); + iadst16_sse2(in0, in1); + break; + } + + write_buffer_8x16(dest, in0, stride); + dest += 8; + write_buffer_8x16(dest, in1, stride); +} |