| /* |
| * Copyright (c) 2010 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 "./vpx_config.h" |
| #include "vp9/common/vp9_blockd.h" |
| #include "vp9/decoder/vp9_dequantize.h" |
| #include "vp9/decoder/x86/vp9_idct_mmx.h" |
| |
| void vp9_dequant_dc_idct_add_y_block_mmx(short *q, const short *dq, |
| unsigned char *pre, |
| unsigned char *dst, |
| int stride, unsigned short *eobs, |
| const short *dc) { |
| int i; |
| |
| for (i = 0; i < 4; i++) { |
| if (eobs[0] > 1) |
| vp9_dequant_dc_idct_add_mmx(q, dq, pre, dst, 16, stride, dc[0]); |
| else |
| vp9_dc_only_idct_add_mmx(dc[0], pre, dst, 16, stride); |
| |
| if (eobs[1] > 1) |
| vp9_dequant_dc_idct_add_mmx(q + 16, dq, pre + 4, |
| dst + 4, 16, stride, dc[1]); |
| else |
| vp9_dc_only_idct_add_mmx(dc[1], pre + 4, dst + 4, 16, stride); |
| |
| if (eobs[2] > 1) |
| vp9_dequant_dc_idct_add_mmx(q + 32, dq, pre + 8, |
| dst + 8, 16, stride, dc[2]); |
| else |
| vp9_dc_only_idct_add_mmx(dc[2], pre + 8, dst + 8, 16, stride); |
| |
| if (eobs[3] > 1) |
| vp9_dequant_dc_idct_add_mmx(q + 48, dq, pre + 12, |
| dst + 12, 16, stride, dc[3]); |
| else |
| vp9_dc_only_idct_add_mmx(dc[3], pre + 12, dst + 12, 16, stride); |
| |
| q += 64; |
| dc += 4; |
| pre += 64; |
| dst += 4 * stride; |
| eobs += 4; |
| } |
| } |
| |
| void vp9_dequant_idct_add_y_block_mmx(short *q, const short *dq, |
| unsigned char *pre, |
| unsigned char *dst, |
| int stride, unsigned short *eobs) { |
| int i; |
| |
| for (i = 0; i < 4; i++) { |
| if (eobs[0] > 1) |
| vp9_dequant_idct_add_mmx(q, dq, pre, dst, 16, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[0]*dq[0], pre, dst, 16, stride); |
| ((int *)q)[0] = 0; |
| } |
| |
| if (eobs[1] > 1) |
| vp9_dequant_idct_add_mmx(q + 16, dq, pre + 4, dst + 4, 16, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[16]*dq[0], pre + 4, dst + 4, 16, stride); |
| ((int *)(q + 16))[0] = 0; |
| } |
| |
| if (eobs[2] > 1) |
| vp9_dequant_idct_add_mmx(q + 32, dq, pre + 8, dst + 8, 16, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[32]*dq[0], pre + 8, dst + 8, 16, stride); |
| ((int *)(q + 32))[0] = 0; |
| } |
| |
| if (eobs[3] > 1) |
| vp9_dequant_idct_add_mmx(q + 48, dq, pre + 12, dst + 12, 16, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[48]*dq[0], pre + 12, dst + 12, 16, stride); |
| ((int *)(q + 48))[0] = 0; |
| } |
| |
| q += 64; |
| pre += 64; |
| dst += 4 * stride; |
| eobs += 4; |
| } |
| } |
| |
| void vp9_dequant_idct_add_uv_block_mmx(short *q, const short *dq, |
| unsigned char *pre, |
| unsigned char *dstu, |
| unsigned char *dstv, |
| int stride, unsigned short *eobs) { |
| int i; |
| |
| for (i = 0; i < 2; i++) { |
| if (eobs[0] > 1) |
| vp9_dequant_idct_add_mmx(q, dq, pre, dstu, 8, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[0]*dq[0], pre, dstu, 8, stride); |
| ((int *)q)[0] = 0; |
| } |
| |
| if (eobs[1] > 1) |
| vp9_dequant_idct_add_mmx(q + 16, dq, pre + 4, dstu + 4, 8, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[16]*dq[0], pre + 4, dstu + 4, 8, stride); |
| ((int *)(q + 16))[0] = 0; |
| } |
| |
| q += 32; |
| pre += 32; |
| dstu += 4 * stride; |
| eobs += 2; |
| } |
| |
| for (i = 0; i < 2; i++) { |
| if (eobs[0] > 1) |
| vp9_dequant_idct_add_mmx(q, dq, pre, dstv, 8, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[0]*dq[0], pre, dstv, 8, stride); |
| ((int *)q)[0] = 0; |
| } |
| |
| if (eobs[1] > 1) |
| vp9_dequant_idct_add_mmx(q + 16, dq, pre + 4, dstv + 4, 8, stride); |
| else { |
| vp9_dc_only_idct_add_mmx(q[16]*dq[0], pre + 4, dstv + 4, 8, stride); |
| ((int *)(q + 16))[0] = 0; |
| } |
| |
| q += 32; |
| pre += 32; |
| dstv += 4 * stride; |
| eobs += 2; |
| } |
| } |