ref: 186f3623d4bd28f8c2823767e708909704d0086e
dir: /vp8/encoder/arm/picklpf_arm.c/
/* * 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 "onyxc_int.h" #include "onyx_int.h" #include "quantize.h" #include "vpx_mem/vpx_mem.h" #include "vpx_scale/yv12extend.h" #include "vpx_scale/vpxscale.h" #include "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))); }