diff options
Diffstat (limited to 'media/libvpx/libvpx/vp9/common/mips/dspr2/vp9_itrans4_dspr2.c')
-rw-r--r-- | media/libvpx/libvpx/vp9/common/mips/dspr2/vp9_itrans4_dspr2.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/common/mips/dspr2/vp9_itrans4_dspr2.c b/media/libvpx/libvpx/vp9/common/mips/dspr2/vp9_itrans4_dspr2.c new file mode 100644 index 0000000000..f6b29265e6 --- /dev/null +++ b/media/libvpx/libvpx/vp9/common/mips/dspr2/vp9_itrans4_dspr2.c @@ -0,0 +1,90 @@ +/* + * 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. + */ + +#include <assert.h> +#include <stdio.h> + +#include "./vpx_config.h" +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_idct.h" +#include "vpx_dsp/mips/inv_txfm_dspr2.h" +#include "vpx_dsp/txfm_common.h" +#include "vpx_ports/mem.h" + +#if HAVE_DSPR2 +void vp9_iht4x4_16_add_dspr2(const int16_t *input, uint8_t *dest, int stride, + int tx_type) { + int i, j; + DECLARE_ALIGNED(32, int16_t, out[4 * 4]); + int16_t *outptr = out; + int16_t temp_in[4 * 4], temp_out[4]; + uint32_t pos = 45; + + /* bit positon for extract from acc */ + __asm__ __volatile__("wrdsp %[pos], 1 \n\t" + : + : [pos] "r"(pos)); + + switch (tx_type) { + case DCT_DCT: // DCT in both horizontal and vertical + vpx_idct4_rows_dspr2(input, outptr); + vpx_idct4_columns_add_blk_dspr2(&out[0], dest, stride); + break; + case ADST_DCT: // ADST in vertical, DCT in horizontal + vpx_idct4_rows_dspr2(input, outptr); + + outptr = out; + + for (i = 0; i < 4; ++i) { + iadst4_dspr2(outptr, temp_out); + + for (j = 0; j < 4; ++j) + dest[j * stride + i] = clip_pixel(ROUND_POWER_OF_TWO(temp_out[j], 4) + + dest[j * stride + i]); + + outptr += 4; + } + break; + case DCT_ADST: // DCT in vertical, ADST in horizontal + for (i = 0; i < 4; ++i) { + iadst4_dspr2(input, outptr); + input += 4; + outptr += 4; + } + + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) { + temp_in[i * 4 + j] = out[j * 4 + i]; + } + } + vpx_idct4_columns_add_blk_dspr2(&temp_in[0], dest, stride); + break; + case ADST_ADST: // ADST in both directions + for (i = 0; i < 4; ++i) { + iadst4_dspr2(input, outptr); + input += 4; + outptr += 4; + } + + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) temp_in[j] = out[j * 4 + i]; + iadst4_dspr2(temp_in, temp_out); + + for (j = 0; j < 4; ++j) + dest[j * stride + i] = clip_pixel(ROUND_POWER_OF_TWO(temp_out[j], 4) + + dest[j * stride + i]); + } + break; + default: printf("vp9_short_iht4x4_add_dspr2 : Invalid tx_type\n"); break; + } +} +#endif // #if HAVE_DSPR2 |