diff options
Diffstat (limited to 'chromium/third_party/libvpx/source/libvpx/vpx_scale/generic/yv12extend.c')
| -rw-r--r-- | chromium/third_party/libvpx/source/libvpx/vpx_scale/generic/yv12extend.c | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/chromium/third_party/libvpx/source/libvpx/vpx_scale/generic/yv12extend.c b/chromium/third_party/libvpx/source/libvpx/vpx_scale/generic/yv12extend.c deleted file mode 100644 index 086e2f398fb..00000000000 --- a/chromium/third_party/libvpx/source/libvpx/vpx_scale/generic/yv12extend.c +++ /dev/null @@ -1,324 +0,0 @@ -/* - * 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 <assert.h> -#include "./vpx_config.h" -#include "./vpx_scale_rtcd.h" -#include "vpx/vpx_integer.h" -#include "vpx_mem/vpx_mem.h" -#include "vpx_ports/mem.h" -#include "vpx_scale/yv12config.h" -#if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH -#include "vp9/common/vp9_common.h" -#endif - -static void extend_plane(uint8_t *const src, int src_stride, - int width, int height, - int extend_top, int extend_left, - int extend_bottom, int extend_right) { - int i; - const int linesize = extend_left + extend_right + width; - - /* copy the left and right most columns out */ - uint8_t *src_ptr1 = src; - uint8_t *src_ptr2 = src + width - 1; - uint8_t *dst_ptr1 = src - extend_left; - uint8_t *dst_ptr2 = src + width; - - for (i = 0; i < height; ++i) { - memset(dst_ptr1, src_ptr1[0], extend_left); - memset(dst_ptr2, src_ptr2[0], extend_right); - src_ptr1 += src_stride; - src_ptr2 += src_stride; - dst_ptr1 += src_stride; - dst_ptr2 += src_stride; - } - - /* Now copy the top and bottom lines into each line of the respective - * borders - */ - src_ptr1 = src - extend_left; - src_ptr2 = src + src_stride * (height - 1) - extend_left; - dst_ptr1 = src + src_stride * -extend_top - extend_left; - dst_ptr2 = src + src_stride * height - extend_left; - - for (i = 0; i < extend_top; ++i) { - memcpy(dst_ptr1, src_ptr1, linesize); - dst_ptr1 += src_stride; - } - - for (i = 0; i < extend_bottom; ++i) { - memcpy(dst_ptr2, src_ptr2, linesize); - dst_ptr2 += src_stride; - } -} - -#if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH -static void extend_plane_high(uint8_t *const src8, int src_stride, - int width, int height, - int extend_top, int extend_left, - int extend_bottom, int extend_right) { - int i; - const int linesize = extend_left + extend_right + width; - uint16_t *src = CONVERT_TO_SHORTPTR(src8); - - /* copy the left and right most columns out */ - uint16_t *src_ptr1 = src; - uint16_t *src_ptr2 = src + width - 1; - uint16_t *dst_ptr1 = src - extend_left; - uint16_t *dst_ptr2 = src + width; - - for (i = 0; i < height; ++i) { - vpx_memset16(dst_ptr1, src_ptr1[0], extend_left); - vpx_memset16(dst_ptr2, src_ptr2[0], extend_right); - src_ptr1 += src_stride; - src_ptr2 += src_stride; - dst_ptr1 += src_stride; - dst_ptr2 += src_stride; - } - - /* Now copy the top and bottom lines into each line of the respective - * borders - */ - src_ptr1 = src - extend_left; - src_ptr2 = src + src_stride * (height - 1) - extend_left; - dst_ptr1 = src + src_stride * -extend_top - extend_left; - dst_ptr2 = src + src_stride * height - extend_left; - - for (i = 0; i < extend_top; ++i) { - memcpy(dst_ptr1, src_ptr1, linesize * sizeof(uint16_t)); - dst_ptr1 += src_stride; - } - - for (i = 0; i < extend_bottom; ++i) { - memcpy(dst_ptr2, src_ptr2, linesize * sizeof(uint16_t)); - dst_ptr2 += src_stride; - } -} -#endif - -void vp8_yv12_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf) { - const int uv_border = ybf->border / 2; - - assert(ybf->border % 2 == 0); - assert(ybf->y_height - ybf->y_crop_height < 16); - assert(ybf->y_width - ybf->y_crop_width < 16); - assert(ybf->y_height - ybf->y_crop_height >= 0); - assert(ybf->y_width - ybf->y_crop_width >= 0); - -#if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH - if (ybf->flags & YV12_FLAG_HIGHBITDEPTH) { - extend_plane_high( - ybf->y_buffer, ybf->y_stride, - ybf->y_crop_width, ybf->y_crop_height, - ybf->border, ybf->border, - ybf->border + ybf->y_height - ybf->y_crop_height, - ybf->border + ybf->y_width - ybf->y_crop_width); - - extend_plane_high( - ybf->u_buffer, ybf->uv_stride, - ybf->uv_crop_width, ybf->uv_crop_height, - uv_border, uv_border, - uv_border + ybf->uv_height - ybf->uv_crop_height, - uv_border + ybf->uv_width - ybf->uv_crop_width); - - extend_plane_high( - ybf->v_buffer, ybf->uv_stride, - ybf->uv_crop_width, ybf->uv_crop_height, - uv_border, uv_border, - uv_border + ybf->uv_height - ybf->uv_crop_height, - uv_border + ybf->uv_width - ybf->uv_crop_width); - return; - } -#endif - extend_plane(ybf->y_buffer, ybf->y_stride, - ybf->y_crop_width, ybf->y_crop_height, - ybf->border, ybf->border, - ybf->border + ybf->y_height - ybf->y_crop_height, - ybf->border + ybf->y_width - ybf->y_crop_width); - - extend_plane(ybf->u_buffer, ybf->uv_stride, - ybf->uv_crop_width, ybf->uv_crop_height, - uv_border, uv_border, - uv_border + ybf->uv_height - ybf->uv_crop_height, - uv_border + ybf->uv_width - ybf->uv_crop_width); - - extend_plane(ybf->v_buffer, ybf->uv_stride, - ybf->uv_crop_width, ybf->uv_crop_height, - uv_border, uv_border, - uv_border + ybf->uv_height - ybf->uv_crop_height, - uv_border + ybf->uv_width - ybf->uv_crop_width); -} - -#if CONFIG_VP9 -static void extend_frame(YV12_BUFFER_CONFIG *const ybf, int ext_size) { - const int c_w = ybf->uv_crop_width; - const int c_h = ybf->uv_crop_height; - const int ss_x = ybf->uv_width < ybf->y_width; - const int ss_y = ybf->uv_height < ybf->y_height; - const int c_et = ext_size >> ss_y; - const int c_el = ext_size >> ss_x; - const int c_eb = c_et + ybf->uv_height - ybf->uv_crop_height; - const int c_er = c_el + ybf->uv_width - ybf->uv_crop_width; - - assert(ybf->y_height - ybf->y_crop_height < 16); - assert(ybf->y_width - ybf->y_crop_width < 16); - assert(ybf->y_height - ybf->y_crop_height >= 0); - assert(ybf->y_width - ybf->y_crop_width >= 0); - -#if CONFIG_VP9_HIGHBITDEPTH - if (ybf->flags & YV12_FLAG_HIGHBITDEPTH) { - extend_plane_high(ybf->y_buffer, ybf->y_stride, - ybf->y_crop_width, ybf->y_crop_height, - ext_size, ext_size, - ext_size + ybf->y_height - ybf->y_crop_height, - ext_size + ybf->y_width - ybf->y_crop_width); - extend_plane_high(ybf->u_buffer, ybf->uv_stride, - c_w, c_h, c_et, c_el, c_eb, c_er); - extend_plane_high(ybf->v_buffer, ybf->uv_stride, - c_w, c_h, c_et, c_el, c_eb, c_er); - return; - } -#endif - extend_plane(ybf->y_buffer, ybf->y_stride, - ybf->y_crop_width, ybf->y_crop_height, - ext_size, ext_size, - ext_size + ybf->y_height - ybf->y_crop_height, - ext_size + ybf->y_width - ybf->y_crop_width); - - extend_plane(ybf->u_buffer, ybf->uv_stride, - c_w, c_h, c_et, c_el, c_eb, c_er); - - extend_plane(ybf->v_buffer, ybf->uv_stride, - c_w, c_h, c_et, c_el, c_eb, c_er); -} - -void vp9_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf) { - extend_frame(ybf, ybf->border); -} - -void vp9_extend_frame_inner_borders_c(YV12_BUFFER_CONFIG *ybf) { - const int inner_bw = (ybf->border > VP9INNERBORDERINPIXELS) ? - VP9INNERBORDERINPIXELS : ybf->border; - extend_frame(ybf, inner_bw); -} - -#if CONFIG_VP9_HIGHBITDEPTH -void memcpy_short_addr(uint8_t *dst8, const uint8_t *src8, int num) { - uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); - uint16_t *src = CONVERT_TO_SHORTPTR(src8); - memcpy(dst, src, num * sizeof(uint16_t)); -} -#endif // CONFIG_VP9_HIGHBITDEPTH -#endif // CONFIG_VP9 - -// Copies the source image into the destination image and updates the -// destination's UMV borders. -// Note: The frames are assumed to be identical in size. -void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc, - YV12_BUFFER_CONFIG *dst_ybc) { - int row; - const uint8_t *src = src_ybc->y_buffer; - uint8_t *dst = dst_ybc->y_buffer; - -#if 0 - /* These assertions are valid in the codec, but the libvpx-tester uses - * this code slightly differently. - */ - assert(src_ybc->y_width == dst_ybc->y_width); - assert(src_ybc->y_height == dst_ybc->y_height); -#endif - -#if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH - if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) { - assert(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH); - for (row = 0; row < src_ybc->y_height; ++row) { - memcpy_short_addr(dst, src, src_ybc->y_width); - src += src_ybc->y_stride; - dst += dst_ybc->y_stride; - } - - src = src_ybc->u_buffer; - dst = dst_ybc->u_buffer; - - for (row = 0; row < src_ybc->uv_height; ++row) { - memcpy_short_addr(dst, src, src_ybc->uv_width); - src += src_ybc->uv_stride; - dst += dst_ybc->uv_stride; - } - - src = src_ybc->v_buffer; - dst = dst_ybc->v_buffer; - - for (row = 0; row < src_ybc->uv_height; ++row) { - memcpy_short_addr(dst, src, src_ybc->uv_width); - src += src_ybc->uv_stride; - dst += dst_ybc->uv_stride; - } - - vp8_yv12_extend_frame_borders_c(dst_ybc); - return; - } else { - assert(!(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH)); - } -#endif - - for (row = 0; row < src_ybc->y_height; ++row) { - memcpy(dst, src, src_ybc->y_width); - src += src_ybc->y_stride; - dst += dst_ybc->y_stride; - } - - src = src_ybc->u_buffer; - dst = dst_ybc->u_buffer; - - for (row = 0; row < src_ybc->uv_height; ++row) { - memcpy(dst, src, src_ybc->uv_width); - src += src_ybc->uv_stride; - dst += dst_ybc->uv_stride; - } - - src = src_ybc->v_buffer; - dst = dst_ybc->v_buffer; - - for (row = 0; row < src_ybc->uv_height; ++row) { - memcpy(dst, src, src_ybc->uv_width); - src += src_ybc->uv_stride; - dst += dst_ybc->uv_stride; - } - - vp8_yv12_extend_frame_borders_c(dst_ybc); -} - -void vpx_yv12_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc, - YV12_BUFFER_CONFIG *dst_ybc) { - int row; - const uint8_t *src = src_ybc->y_buffer; - uint8_t *dst = dst_ybc->y_buffer; - -#if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH - if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) { - const uint16_t *src16 = CONVERT_TO_SHORTPTR(src); - uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst); - for (row = 0; row < src_ybc->y_height; ++row) { - memcpy(dst16, src16, src_ybc->y_width * sizeof(uint16_t)); - src16 += src_ybc->y_stride; - dst16 += dst_ybc->y_stride; - } - return; - } -#endif - - for (row = 0; row < src_ybc->y_height; ++row) { - memcpy(dst, src, src_ybc->y_width); - src += src_ybc->y_stride; - dst += dst_ybc->y_stride; - } -} |