diff options
Diffstat (limited to 'media/libvpx/libvpx/vpx_dsp/mips/inv_txfm_dspr2.h')
-rw-r--r-- | media/libvpx/libvpx/vpx_dsp/mips/inv_txfm_dspr2.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/mips/inv_txfm_dspr2.h b/media/libvpx/libvpx/vpx_dsp/mips/inv_txfm_dspr2.h new file mode 100644 index 0000000000..cbea22f20f --- /dev/null +++ b/media/libvpx/libvpx/vpx_dsp/mips/inv_txfm_dspr2.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2013 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. + */ + +#ifndef VPX_VPX_DSP_MIPS_INV_TXFM_DSPR2_H_ +#define VPX_VPX_DSP_MIPS_INV_TXFM_DSPR2_H_ + +#include <assert.h> + +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" +#include "vpx_dsp/inv_txfm.h" +#include "vpx_dsp/mips/common_dspr2.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#if HAVE_DSPR2 +#define DCT_CONST_ROUND_SHIFT_TWICE_COSPI_16_64(input) \ + ({ \ + int32_t tmp, out; \ + int dct_cost_rounding = DCT_CONST_ROUNDING; \ + int in = input; \ + \ + __asm__ __volatile__(/* out = dct_const_round_shift(dc * cospi_16_64); */ \ + "mtlo %[dct_cost_rounding], $ac1 " \ + " \n\t" \ + "mthi $zero, $ac1 " \ + " \n\t" \ + "madd $ac1, %[in], " \ + "%[cospi_16_64] \n\t" \ + "extp %[tmp], $ac1, " \ + "31 \n\t" \ + \ + /* out = dct_const_round_shift(out * cospi_16_64); */ \ + "mtlo %[dct_cost_rounding], $ac2 " \ + " \n\t" \ + "mthi $zero, $ac2 " \ + " \n\t" \ + "madd $ac2, %[tmp], " \ + "%[cospi_16_64] \n\t" \ + "extp %[out], $ac2, " \ + "31 \n\t" \ + \ + : [tmp] "=&r"(tmp), [out] "=r"(out) \ + : [in] "r"(in), \ + [dct_cost_rounding] "r"(dct_cost_rounding), \ + [cospi_16_64] "r"(cospi_16_64)); \ + out; \ + }) + +void vpx_idct32_cols_add_blk_dspr2(int16_t *input, uint8_t *dest, int stride); +void vpx_idct4_rows_dspr2(const int16_t *input, int16_t *output); +void vpx_idct4_columns_add_blk_dspr2(int16_t *input, uint8_t *dest, int stride); +void iadst4_dspr2(const int16_t *input, int16_t *output); +void idct8_rows_dspr2(const int16_t *input, int16_t *output, uint32_t no_rows); +void idct8_columns_add_blk_dspr2(int16_t *input, uint8_t *dest, int stride); +void iadst8_dspr2(const int16_t *input, int16_t *output); +void idct16_rows_dspr2(const int16_t *input, int16_t *output, uint32_t no_rows); +void idct16_cols_add_blk_dspr2(int16_t *input, uint8_t *dest, int stride); +void iadst16_dspr2(const int16_t *input, int16_t *output); + +#endif // #if HAVE_DSPR2 +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VPX_VPX_DSP_MIPS_INV_TXFM_DSPR2_H_ |