2010-05-18 17:58:33 +02:00
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/*
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2010-09-09 14:16:39 +02:00
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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2010-05-18 17:58:33 +02:00
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*
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2010-06-18 18:39:21 +02:00
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* Use of this source code is governed by a BSD-style license
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2010-06-04 22:19:40 +02:00
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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2010-06-18 18:39:21 +02:00
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* in the file PATENTS. All contributing project authors may
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2010-06-04 22:19:40 +02:00
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* be found in the AUTHORS file in the root of the source tree.
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2010-05-18 17:58:33 +02:00
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*/
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2012-11-30 01:36:10 +01:00
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#ifndef VP9_COMMON_VP9_RECONINTER_H_
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#define VP9_COMMON_VP9_RECONINTER_H_
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2010-05-18 17:58:33 +02:00
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2012-12-19 00:31:19 +01:00
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#include "vpx/vpx_integer.h"
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2012-11-28 19:41:40 +01:00
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#include "vp9/common/vp9_onyxc_int.h"
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2012-07-18 22:43:01 +02:00
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Convert subpixel filters to use convolve framework
Update the code to call the new convolution functions to do subpixel
prediction rather than the existing functions. Remove the old C and
assembly code, since it is unused. This causes a 50% performance
reduction on the decoder, but that will be resolved when the asm for
the new functions is available.
There is no consensus for whether 6-tap or 2-tap predictors will be
supported in the final codec, so these filters are implemented in
terms of the 8-tap code, so that quality testing of these modes
can continue. Implementing the lower complexity algorithms is a
simple exercise, should it be necessary.
This code produces slightly better results in the EIGHTTAP_SMOOTH
case, since the filter is now applied in only one direction when
the subpel motion is only in one direction. Like the previous code,
the filtering is skipped entirely on full-pel MVs. This combination
seems to give the best quality gains, but this may be indicative of a
bug in the encoder's filter selection, since the encoder could
achieve the result of skipping the filtering on full-pel by selecting
one of the other filters. This should be revisited.
Quality gains on derf positive on almost all clips. The only clip
that seemed to be hurt at all datarates was football
(-0.115% PSNR average, -0.587% min). Overall averages 0.375% PSNR,
0.347% SSIM.
Change-Id: I7d469716091b1d89b4b08adde5863999319d69ff
2013-01-29 01:59:03 +01:00
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struct subpix_fn_table;
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter16x16_predictors_mby(MACROBLOCKD *xd,
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uint8_t *dst_y,
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int dst_ystride);
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2012-11-01 00:09:17 +01:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter16x16_predictors_mbuv(MACROBLOCKD *xd,
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uint8_t *dst_u,
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uint8_t *dst_v,
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int dst_uvstride);
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2012-11-01 00:09:17 +01:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter16x16_predictors_mb(MACROBLOCKD *xd,
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uint8_t *dst_y,
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uint8_t *dst_u,
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uint8_t *dst_v,
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int dst_ystride,
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int dst_uvstride);
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2011-04-28 16:53:59 +02:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter32x32_predictors_sb(MACROBLOCKD *x,
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uint8_t *dst_y,
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uint8_t *dst_u,
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uint8_t *dst_v,
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int dst_ystride,
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int dst_uvstride);
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2013-01-06 03:20:25 +01:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter64x64_predictors_sb(MACROBLOCKD *x,
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uint8_t *dst_y,
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uint8_t *dst_u,
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uint8_t *dst_v,
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int dst_ystride,
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int dst_uvstride);
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2012-08-21 02:45:36 +02:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter_predictors_mb(MACROBLOCKD *xd);
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2010-05-18 17:58:33 +02:00
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2013-02-27 00:52:05 +01:00
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void vp9_build_inter4x4_predictors_mbuv(MACROBLOCKD *xd);
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2012-11-01 00:09:17 +01:00
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2013-02-27 00:52:05 +01:00
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void vp9_setup_interp_filters(MACROBLOCKD *xd,
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INTERPOLATIONFILTERTYPE filter,
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VP9_COMMON *cm);
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2010-05-18 17:58:33 +02:00
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2013-02-09 02:49:44 +01:00
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void vp9_build_inter_predictor(const uint8_t *src, int src_stride,
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uint8_t *dst, int dst_stride,
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const int_mv *mv_q3,
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const struct scale_factors *scale,
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int w, int h, int do_avg,
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const struct subpix_fn_table *subpix);
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void vp9_build_inter_predictor_q4(const uint8_t *src, int src_stride,
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uint8_t *dst, int dst_stride,
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const int_mv *fullpel_mv_q3,
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const int_mv *frac_mv_q4,
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const struct scale_factors *scale,
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int w, int h, int do_avg,
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const struct subpix_fn_table *subpix);
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2013-02-27 00:52:05 +01:00
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2012-12-19 00:31:19 +01:00
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#endif // VP9_COMMON_VP9_RECONINTER_H_
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