From bbcc64772580c8a979288791afa02d30bc476d2e Mon Sep 17 00:00:00 2001 From: trav90 Date: Fri, 19 Oct 2018 21:52:15 -0500 Subject: Update aom to v1.0.0 Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0. --- third_party/aom/av1/common/partition.c | 256 --------------------------------- 1 file changed, 256 deletions(-) delete mode 100644 third_party/aom/av1/common/partition.c (limited to 'third_party/aom/av1/common/partition.c') diff --git a/third_party/aom/av1/common/partition.c b/third_party/aom/av1/common/partition.c deleted file mode 100644 index 634a9edd5..000000000 --- a/third_party/aom/av1/common/partition.c +++ /dev/null @@ -1,256 +0,0 @@ -/* - * Copyright (c) 2001-2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -/* clang-format off */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#include "enums.h" -#include "odintrin.h" -#include "partition.h" -#include "zigzag.h" - -OD_EXTERN const index_pair *OD_ZIGZAG4[4] = { - OD_ZIGZAG4_DCT_DCT, - OD_ZIGZAG4_ADST_DCT, - OD_ZIGZAG4_DCT_ADST, - OD_ZIGZAG4_ADST_ADST -}; - -OD_EXTERN const index_pair *OD_ZIGZAG8[4] = { - OD_ZIGZAG8_DCT_DCT, - OD_ZIGZAG8_ADST_DCT, - OD_ZIGZAG8_DCT_ADST, - OD_ZIGZAG8_ADST_ADST -}; - -OD_EXTERN const index_pair *OD_ZIGZAG16[4] = { - OD_ZIGZAG16_DCT_DCT, - OD_ZIGZAG16_ADST_DCT, - OD_ZIGZAG16_DCT_ADST, - OD_ZIGZAG16_ADST_ADST -}; - -OD_EXTERN const index_pair *OD_ZIGZAG32[4] = { - OD_ZIGZAG32_DCT_DCT, - OD_ZIGZAG32_DCT_DCT, - OD_ZIGZAG32_DCT_DCT, - OD_ZIGZAG32_DCT_DCT -}; - -/* The tables below specify how coefficient blocks are translated to - and from PVQ partition coding scan order for 4x4, 8x8 and 16x16 */ - -static const int OD_LAYOUT32_OFFSETS[4] = { 0, 128, 256, 768 }; -const band_layout OD_LAYOUT32 = { - OD_ZIGZAG32, - 32, - 3, - OD_LAYOUT32_OFFSETS -}; - -static const int OD_LAYOUT16_OFFSETS[4] = { 0, 32, 64, 192 }; -const band_layout OD_LAYOUT16 = { - OD_ZIGZAG16, - 16, - 3, - OD_LAYOUT16_OFFSETS -}; - -const int OD_LAYOUT8_OFFSETS[4] = { 0, 8, 16, 48 }; -const band_layout OD_LAYOUT8 = { - OD_ZIGZAG8, - 8, - 3, - OD_LAYOUT8_OFFSETS -}; - -static const int OD_LAYOUT4_OFFSETS[2] = { 0, 15 }; -const band_layout OD_LAYOUT4 = { - OD_ZIGZAG4, - 4, - 1, - OD_LAYOUT4_OFFSETS -}; - -/* First element is the number of bands, followed by the list all the band - boundaries. */ -static const int OD_BAND_OFFSETS4[] = {1, 1, 16}; -static const int OD_BAND_OFFSETS8[] = {4, 1, 16, 24, 32, 64}; -static const int OD_BAND_OFFSETS16[] = {7, 1, 16, 24, 32, 64, 96, 128, 256}; -static const int OD_BAND_OFFSETS32[] = {10, 1, 16, 24, 32, 64, 96, 128, 256, - 384, 512, 1024}; -static const int OD_BAND_OFFSETS64[] = {13, 1, 16, 24, 32, 64, 96, 128, 256, - 384, 512, 1024, 1536, 2048, 4096}; - -const int *const OD_BAND_OFFSETS[OD_TXSIZES + 1] = { - OD_BAND_OFFSETS4, - OD_BAND_OFFSETS8, - OD_BAND_OFFSETS16, - OD_BAND_OFFSETS32, - OD_BAND_OFFSETS64 -}; - -/** Perform a single stage of conversion from a coefficient block in - * raster order into coding scan order - * - * @param [in] layout scan order specification - * @param [out] dst destination vector - * @param [in] src source coefficient block - * @param [int] int source vector row stride - */ -static void od_band_from_raster(const band_layout *layout, tran_low_t *dst, - const tran_low_t *src, int stride, TX_TYPE tx_type) { - int i; - int len; - len = layout->band_offsets[layout->nb_bands]; - for (i = 0; i < len; i++) { - dst[i] = src[layout->dst_table[tx_type][i][1]*stride + layout->dst_table[tx_type][i][0]]; - } -} - -/** Perform a single stage of conversion from a vector in coding scan - order back into a coefficient block in raster order - * - * @param [in] layout scan order specification - * @param [out] dst destination coefficient block - * @param [in] src source vector - * @param [int] stride destination vector row stride - */ -static void od_raster_from_band(const band_layout *layout, tran_low_t *dst, - int stride, TX_TYPE tx_type, const tran_low_t *src) { - int i; - int len; - len = layout->band_offsets[layout->nb_bands]; - for (i = 0; i < len; i++) { - dst[layout->dst_table[tx_type][i][1]*stride + layout->dst_table[tx_type][i][0]] = src[i]; - } -} - -static const band_layout *const OD_LAYOUTS[] = {&OD_LAYOUT4, &OD_LAYOUT8, - &OD_LAYOUT16, &OD_LAYOUT32}; - -/** Converts a coefficient block in raster order into a vector in - * coding scan order with the PVQ partitions laid out one after - * another. This works in stages; the 4x4 conversion is applied to - * the coefficients nearest DC, then the 8x8 applied to the 8x8 block - * nearest DC that was not already coded by 4x4, then 16x16 following - * the same pattern. - * - * @param [out] dst destination vector - * @param [in] n block size (along one side) - * @param [in] ty_type transfrom type - * @param [in] src source coefficient block - * @param [in] stride source vector row stride - */ -void od_raster_to_coding_order(tran_low_t *dst, int n, TX_TYPE ty_type, - const tran_low_t *src, int stride) { - int bs; - /* dst + 1 because DC is not included for 4x4 blocks. */ - od_band_from_raster(OD_LAYOUTS[0], dst + 1, src, stride, ty_type); - for (bs = 1; bs < OD_TXSIZES; bs++) { - int size; - int offset; - /* Length of block size > 4. */ - size = 1 << (OD_LOG_BSIZE0 + bs); - /* Offset is the size of the previous block squared. */ - offset = 1 << 2*(OD_LOG_BSIZE0 - 1 + bs); - if (n >= size) { - /* 3 16x16 bands come after 3 8x8 bands, which come after 2 4x4 bands. */ - od_band_from_raster(OD_LAYOUTS[bs], dst + offset, src, stride, ty_type); - } - } - dst[0] = src[0]; -} - -/** Converts a vector in coding scan order witht he PVQ partitions - * laid out one after another into a coefficient block in raster - * order. This works in stages in the reverse order of raster->scan - * order; the 16x16 conversion is applied to the coefficients that - * don't appear in an 8x8 block, then the 8x8 applied to the 8x8 block - * sans the 4x4 block it contains, then 4x4 is converted sans DC. - * - * @param [out] dst destination coefficient block - * @param [in] stride destination vector row stride - * @param [in] src source vector - * @param [in] n block size (along one side) - */ -void od_coding_order_to_raster(tran_low_t *dst, int stride, TX_TYPE ty_type, - const tran_low_t *src, int n) { - int bs; - /* src + 1 because DC is not included for 4x4 blocks. */ - od_raster_from_band(OD_LAYOUTS[0], dst, stride, ty_type, src + 1); - for (bs = 1; bs < OD_TXSIZES; bs++) { - int size; - int offset; - /* Length of block size > 4 */ - size = 1 << (OD_LOG_BSIZE0 + bs); - /* Offset is the size of the previous block squared. */ - offset = 1 << 2*(OD_LOG_BSIZE0 - 1 + bs); - if (n >= size) { - /* 3 16x16 bands come after 3 8x8 bands, which come after 2 4x4 bands. */ - od_raster_from_band(OD_LAYOUTS[bs], dst, stride, ty_type, src + offset); - } - } - dst[0] = src[0]; -} - -/** Perform a single stage of conversion from a coefficient block in - * raster order into coding scan order - * - * @param [in] layout scan order specification - * @param [out] dst destination vector - * @param [in] src source coefficient block - * @param [int] int source vector row stride - */ -static void od_band_from_raster_16(const band_layout *layout, int16_t *dst, - const int16_t *src, int stride) { - int i; - int len; - len = layout->band_offsets[layout->nb_bands]; - for (i = 0; i < len; i++) { - dst[i] = src[layout->dst_table[DCT_DCT][i][1]*stride + layout->dst_table[DCT_DCT][i][0]]; - } -} - -/** Converts a coefficient block in raster order into a vector in - * coding scan order with the PVQ partitions laid out one after - * another. This works in stages; the 4x4 conversion is applied to - * the coefficients nearest DC, then the 8x8 applied to the 8x8 block - * nearest DC that was not already coded by 4x4, then 16x16 following - * the same pattern. - * - * @param [out] dst destination vector - * @param [in] n block size (along one side) - * @param [in] src source coefficient block - * @param [in] stride source vector row stride - */ -void od_raster_to_coding_order_16(int16_t *dst, int n, const int16_t *src, - int stride) { - int bs; - /* dst + 1 because DC is not included for 4x4 blocks. */ - od_band_from_raster_16(OD_LAYOUTS[0], dst + 1, src, stride); - for (bs = 1; bs < OD_TXSIZES; bs++) { - int size; - int offset; - /* Length of block size > 4. */ - size = 1 << (OD_LOG_BSIZE0 + bs); - /* Offset is the size of the previous block squared. */ - offset = 1 << 2*(OD_LOG_BSIZE0 - 1 + bs); - if (n >= size) { - /* 3 16x16 bands come after 3 8x8 bands, which come after 2 4x4 bands. */ - od_band_from_raster_16(OD_LAYOUTS[bs], dst + offset, src, stride); - } - } - dst[0] = src[0]; -} -- cgit v1.2.3