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authorYaowu Xu <yaowu@google.com>2013-11-18 15:43:32 -0800
committerGerrit Code Review <gerrit@gerrit.golo.chromium.org>2013-11-18 15:43:32 -0800
commita42ab027fd784150e11497fc0f00ec894cbfd1c7 (patch)
tree178c5498a0d619a5b6144e0f5bdb7d08eb27333f /vp9/common
parent46ce6ddec408c41a68a81b3af563d073c45e3cc3 (diff)
parent1c61e1960dbd554c6e2bcd2ee39ff54575ba3efd (diff)
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Merge "Move vp9_extend.{h,c} from common to encoder"
Diffstat (limited to 'vp9/common')
-rw-r--r--vp9/common/vp9_extend.c143
-rw-r--r--vp9/common/vp9_extend.h25
2 files changed, 0 insertions, 168 deletions
diff --git a/vp9/common/vp9_extend.c b/vp9/common/vp9_extend.c
deleted file mode 100644
index 836bf0e79..000000000
--- a/vp9/common/vp9_extend.c
+++ /dev/null
@@ -1,143 +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 "vpx_mem/vpx_mem.h"
-
-#include "vp9/common/vp9_common.h"
-#include "vp9/common/vp9_extend.h"
-
-static void copy_and_extend_plane(const uint8_t *src, int src_pitch,
- uint8_t *dst, int dst_pitch,
- int w, int h,
- int extend_top, int extend_left,
- int extend_bottom, int extend_right) {
- int i, linesize;
-
- // copy the left and right most columns out
- const uint8_t *src_ptr1 = src;
- const uint8_t *src_ptr2 = src + w - 1;
- uint8_t *dst_ptr1 = dst - extend_left;
- uint8_t *dst_ptr2 = dst + w;
-
- for (i = 0; i < h; i++) {
- vpx_memset(dst_ptr1, src_ptr1[0], extend_left);
- vpx_memcpy(dst_ptr1 + extend_left, src_ptr1, w);
- vpx_memset(dst_ptr2, src_ptr2[0], extend_right);
- src_ptr1 += src_pitch;
- src_ptr2 += src_pitch;
- dst_ptr1 += dst_pitch;
- dst_ptr2 += dst_pitch;
- }
-
- // Now copy the top and bottom lines into each line of the respective
- // borders
- src_ptr1 = dst - extend_left;
- src_ptr2 = dst + dst_pitch * (h - 1) - extend_left;
- dst_ptr1 = dst + dst_pitch * (-extend_top) - extend_left;
- dst_ptr2 = dst + dst_pitch * (h) - extend_left;
- linesize = extend_left + extend_right + w;
-
- for (i = 0; i < extend_top; i++) {
- vpx_memcpy(dst_ptr1, src_ptr1, linesize);
- dst_ptr1 += dst_pitch;
- }
-
- for (i = 0; i < extend_bottom; i++) {
- vpx_memcpy(dst_ptr2, src_ptr2, linesize);
- dst_ptr2 += dst_pitch;
- }
-}
-
-void vp9_copy_and_extend_frame(const YV12_BUFFER_CONFIG *src,
- YV12_BUFFER_CONFIG *dst) {
- // Extend src frame in buffer
- // Altref filtering assumes 16 pixel extension
- const int et_y = 16;
- const int el_y = 16;
- // Motion estimation may use src block variance with the block size up
- // to 64x64, so the right and bottom need to be extended to 64 multiple
- // or up to 16, whichever is greater.
- const int eb_y = MAX(ALIGN_POWER_OF_TWO(src->y_width, 6) - src->y_width,
- 16);
- const int er_y = MAX(ALIGN_POWER_OF_TWO(src->y_height, 6) - src->y_height,
- 16);
- const int uv_width_subsampling = (src->uv_width != src->y_width);
- const int uv_height_subsampling = (src->uv_height != src->y_height);
- const int et_uv = et_y >> uv_height_subsampling;
- const int el_uv = el_y >> uv_width_subsampling;
- const int eb_uv = eb_y >> uv_height_subsampling;
- const int er_uv = er_y >> uv_width_subsampling;
-
-#if CONFIG_ALPHA
- const int et_a = dst->border >> (dst->alpha_height != dst->y_height);
- const int el_a = dst->border >> (dst->alpha_width != dst->y_width);
- const int eb_a = et_a + dst->alpha_height - src->alpha_height;
- const int er_a = el_a + dst->alpha_width - src->alpha_width;
-
- copy_and_extend_plane(src->alpha_buffer, src->alpha_stride,
- dst->alpha_buffer, dst->alpha_stride,
- src->alpha_width, src->alpha_height,
- et_a, el_a, eb_a, er_a);
-#endif
-
- copy_and_extend_plane(src->y_buffer, src->y_stride,
- dst->y_buffer, dst->y_stride,
- src->y_width, src->y_height,
- et_y, el_y, eb_y, er_y);
-
- copy_and_extend_plane(src->u_buffer, src->uv_stride,
- dst->u_buffer, dst->uv_stride,
- src->uv_width, src->uv_height,
- et_uv, el_uv, eb_uv, er_uv);
-
- copy_and_extend_plane(src->v_buffer, src->uv_stride,
- dst->v_buffer, dst->uv_stride,
- src->uv_width, src->uv_height,
- et_uv, el_uv, eb_uv, er_uv);
-}
-
-void vp9_copy_and_extend_frame_with_rect(const YV12_BUFFER_CONFIG *src,
- YV12_BUFFER_CONFIG *dst,
- int srcy, int srcx,
- int srch, int srcw) {
- // If the side is not touching the bounder then don't extend.
- const int et_y = srcy ? 0 : dst->border;
- const int el_y = srcx ? 0 : dst->border;
- const int eb_y = srcy + srch != src->y_height ? 0 :
- dst->border + dst->y_height - src->y_height;
- const int er_y = srcx + srcw != src->y_width ? 0 :
- dst->border + dst->y_width - src->y_width;
- const int src_y_offset = srcy * src->y_stride + srcx;
- const int dst_y_offset = srcy * dst->y_stride + srcx;
-
- const int et_uv = ROUND_POWER_OF_TWO(et_y, 1);
- const int el_uv = ROUND_POWER_OF_TWO(el_y, 1);
- const int eb_uv = ROUND_POWER_OF_TWO(eb_y, 1);
- const int er_uv = ROUND_POWER_OF_TWO(er_y, 1);
- const int src_uv_offset = ((srcy * src->uv_stride) >> 1) + (srcx >> 1);
- const int dst_uv_offset = ((srcy * dst->uv_stride) >> 1) + (srcx >> 1);
- const int srch_uv = ROUND_POWER_OF_TWO(srch, 1);
- const int srcw_uv = ROUND_POWER_OF_TWO(srcw, 1);
-
- copy_and_extend_plane(src->y_buffer + src_y_offset, src->y_stride,
- dst->y_buffer + dst_y_offset, dst->y_stride,
- srcw, srch,
- et_y, el_y, eb_y, er_y);
-
- copy_and_extend_plane(src->u_buffer + src_uv_offset, src->uv_stride,
- dst->u_buffer + dst_uv_offset, dst->uv_stride,
- srcw_uv, srch_uv,
- et_uv, el_uv, eb_uv, er_uv);
-
- copy_and_extend_plane(src->v_buffer + src_uv_offset, src->uv_stride,
- dst->v_buffer + dst_uv_offset, dst->uv_stride,
- srcw_uv, srch_uv,
- et_uv, el_uv, eb_uv, er_uv);
-}
diff --git a/vp9/common/vp9_extend.h b/vp9/common/vp9_extend.h
deleted file mode 100644
index 7ff79b7b6..000000000
--- a/vp9/common/vp9_extend.h
+++ /dev/null
@@ -1,25 +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.
- */
-
-#ifndef VP9_COMMON_VP9_EXTEND_H_
-#define VP9_COMMON_VP9_EXTEND_H_
-
-#include "vpx_scale/yv12config.h"
-#include "vpx/vpx_integer.h"
-
-
-void vp9_copy_and_extend_frame(const YV12_BUFFER_CONFIG *src,
- YV12_BUFFER_CONFIG *dst);
-
-void vp9_copy_and_extend_frame_with_rect(const YV12_BUFFER_CONFIG *src,
- YV12_BUFFER_CONFIG *dst,
- int srcy, int srcx,
- int srch, int srcw);
-#endif // VP9_COMMON_VP9_EXTEND_H_