vpx/vp8/encoder/asm_enc_offsets.c
Tero Rintaluoma 7ab08e1fee ARMv6 optimized quantization
Adds new ARMv6 optimized function vp8_fast_quantize_b_armv6
to the encoder.

Change-Id: I40277ec8f82e8a6cbc453cf295a0cc9b2504b21e
2011-03-11 10:48:42 +02:00

92 lines
3.7 KiB
C

/*
* Copyright (c) 2011 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_ports/config.h"
#include <stddef.h>
#include "treewriter.h"
#include "tokenize.h"
#include "onyx_int.h"
#define ct_assert(name,cond) \
static void assert_##name(void) UNUSED;\
static void assert_##name(void) {switch(0){case 0:case !!(cond):;}}
#define DEFINE(sym, val) int sym = val;
/*
#define BLANK() asm volatile("\n->" : : )
*/
/*
* int main(void)
* {
*/
//pack tokens
DEFINE(vp8_writer_lowvalue, offsetof(vp8_writer, lowvalue));
DEFINE(vp8_writer_range, offsetof(vp8_writer, range));
DEFINE(vp8_writer_value, offsetof(vp8_writer, value));
DEFINE(vp8_writer_count, offsetof(vp8_writer, count));
DEFINE(vp8_writer_pos, offsetof(vp8_writer, pos));
DEFINE(vp8_writer_buffer, offsetof(vp8_writer, buffer));
DEFINE(tokenextra_token, offsetof(TOKENEXTRA, Token));
DEFINE(tokenextra_extra, offsetof(TOKENEXTRA, Extra));
DEFINE(tokenextra_context_tree, offsetof(TOKENEXTRA, context_tree));
DEFINE(tokenextra_skip_eob_node, offsetof(TOKENEXTRA, skip_eob_node));
DEFINE(TOKENEXTRA_SZ, sizeof(TOKENEXTRA));
DEFINE(vp8_extra_bit_struct_sz, sizeof(vp8_extra_bit_struct));
DEFINE(vp8_token_value, offsetof(vp8_token, value));
DEFINE(vp8_token_len, offsetof(vp8_token, Len));
DEFINE(vp8_extra_bit_struct_tree, offsetof(vp8_extra_bit_struct, tree));
DEFINE(vp8_extra_bit_struct_prob, offsetof(vp8_extra_bit_struct, prob));
DEFINE(vp8_extra_bit_struct_len, offsetof(vp8_extra_bit_struct, Len));
DEFINE(vp8_extra_bit_struct_base_val, offsetof(vp8_extra_bit_struct, base_val));
DEFINE(vp8_comp_tplist, offsetof(VP8_COMP, tplist));
DEFINE(vp8_comp_common, offsetof(VP8_COMP, common));
DEFINE(vp8_comp_bc2, offsetof(VP8_COMP, bc2));
DEFINE(tokenlist_start, offsetof(TOKENLIST, start));
DEFINE(tokenlist_stop, offsetof(TOKENLIST, stop));
DEFINE(TOKENLIST_SZ, sizeof(TOKENLIST));
DEFINE(vp8_common_mb_rows, offsetof(VP8_COMMON, mb_rows));
// offsets from BLOCK structure
DEFINE(vp8_block_coeff, offsetof(BLOCK, coeff));
DEFINE(vp8_block_quant_fast, offsetof(BLOCK, quant_fast));
DEFINE(vp8_block_round, offsetof(BLOCK, round));
// offsets from BLOCKD structure
DEFINE(vp8_blockd_qcoeff, offsetof(BLOCKD, qcoeff));
DEFINE(vp8_blockd_dqcoeff, offsetof(BLOCKD, dqcoeff));
DEFINE(vp8_blockd_dequant, offsetof(BLOCKD, dequant));
DEFINE(vp8_blockd_eob, offsetof(BLOCKD, eob));
// These two sizes are used in vp8cx_pack_tokens. They are hard coded
// so if the size changes this will have to be adjusted.
#if HAVE_ARMV5TE
ct_assert(TOKENEXTRA_SZ, sizeof(TOKENEXTRA) == 8)
ct_assert(vp8_extra_bit_struct_sz, sizeof(vp8_extra_bit_struct) == 16)
#endif
//add asserts for any offset that is not supported by assembly code
//add asserts for any size that is not supported by assembly code
/*
* return 0;
* }
*/