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| author | Dmitry Kovalev <dkovalev@google.com> | 2013-10-01 18:34:36 -0700 |
|---|---|---|
| committer | Dmitry Kovalev <dkovalev@google.com> | 2013-10-01 18:34:36 -0700 |
| commit | 3c4e9e341f9f5f9ed875b0a974f91bd1d2931e0f (patch) | |
| tree | 406a44f76a8cd2b9116b4c2021ac460d62089fbe /vp9/common/x86 | |
| parent | e83ebc89920265be91d26d65c8c3a76c7fb77ec7 (diff) | |
| download | libvpx-3c4e9e341f9f5f9ed875b0a974f91bd1d2931e0f.tar libvpx-3c4e9e341f9f5f9ed875b0a974f91bd1d2931e0f.tar.gz libvpx-3c4e9e341f9f5f9ed875b0a974f91bd1d2931e0f.tar.bz2 libvpx-3c4e9e341f9f5f9ed875b0a974f91bd1d2931e0f.zip | |
Adding SSE2 optimized vp9_short_idct32x32_1_add function.
Change-Id: I4b1c6bb9ff615f5872b96ed07dbf0f5e18e63643
Diffstat (limited to 'vp9/common/x86')
| -rw-r--r-- | vp9/common/x86/vp9_idct_intrin_sse2.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/vp9/common/x86/vp9_idct_intrin_sse2.c b/vp9/common/x86/vp9_idct_intrin_sse2.c index 9e9d632b3..d00993c47 100644 --- a/vp9/common/x86/vp9_idct_intrin_sse2.c +++ b/vp9/common/x86/vp9_idct_intrin_sse2.c @@ -3549,3 +3549,51 @@ void vp9_short_idct32x32_add_sse2(int16_t *input, uint8_t *dest, int stride) { } } } //NOLINT + +void vp9_short_idct32x32_1_add_sse2(int16_t *input, uint8_t *dest, int stride) { + __m128i dc_value; + const __m128i zero = _mm_setzero_si128(); + int a, i; + + a = dct_const_round_shift(input[0] * cospi_16_64); + a = dct_const_round_shift(a * cospi_16_64); + a = ROUND_POWER_OF_TWO(a, 6); + + dc_value = _mm_set1_epi16(a); + + for (i = 0; i < 4; ++i) { + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + RECON_AND_STORE(dest, dc_value); + dest += 8 - (stride * 32); + } +} |