summaryrefslogtreecommitdiff
path: root/vp9/encoder/arm/neon/picklpf_arm.c
blob: 9357769fefbdfcab3c4e62e5d0763ea0fdc170db (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/*
 *  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 "vp9/common/onyxc_int.h"
#include "vp9/encoder/onyx_int.h"
#include "vp9/encoder/quantize.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_scale/vpxscale.h"
#include "vp9/common/alloccommon.h"

extern void vp8_memcpy_neon(unsigned char *dst_ptr, unsigned char *src_ptr, int sz);


void
vpxyv12_copy_partial_frame_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc, int Fraction) {
  unsigned char *src_y, *dst_y;
  int yheight;
  int ystride;
  int border;
  int yoffset;
  int linestocopy;

  border   = src_ybc->border;
  yheight  = src_ybc->y_height;
  ystride  = src_ybc->y_stride;

  linestocopy = (yheight >> (Fraction + 4));

  if (linestocopy < 1)
    linestocopy = 1;

  linestocopy <<= 4;

  yoffset  = ystride * ((yheight >> 5) * 16 - 8);
  src_y = src_ybc->y_buffer + yoffset;
  dst_y = dst_ybc->y_buffer + yoffset;

  // vpx_memcpy (dst_y, src_y, ystride * (linestocopy +16));
  vp8_memcpy_neon((unsigned char *)dst_y, (unsigned char *)src_y, (int)(ystride * (linestocopy + 16)));
}