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DIRAC Decoder stable version, MMX support removed.

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Look for MMX_DISABLED to find the disabled functions.

Authors of this code are Marco Gerards <marco@gnu.org> and David Conrad <lessen42@gmail.com>
With changes from Jordi Ortiz <nenjordi@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
multiple authors 2011-10-06 17:57:17 +02:00 committed by Michael Niedermayer
parent b54c0a552d
commit 5d50fcc549
19 changed files with 4165 additions and 37 deletions
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2
libavcodec/Makefile
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@ -111,6 +111,8 @@ OBJS-$(CONFIG_CSCD_DECODER) += cscd.o
OBJS-$(CONFIG_CYUV_DECODER) += cyuv.o
OBJS-$(CONFIG_DCA_DECODER) += dca.o synth_filter.o dcadsp.o
OBJS-$(CONFIG_DCA_ENCODER) += dcaenc.o
OBJS-$(CONFIG_DIRAC_DECODER) += diracdec.o dirac.o diracdsp.o \
dirac_arith.o mpeg12data.o dwt.o
OBJS-$(CONFIG_DFA_DECODER) += dfa.o
OBJS-$(CONFIG_DNXHD_DECODER) += dnxhddec.o dnxhddata.o
OBJS-$(CONFIG_DNXHD_ENCODER) += dnxhdenc.o dnxhddata.o \

1
libavcodec/allcodecs.c
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@ -90,6 +90,7 @@ void avcodec_register_all(void)
REGISTER_DECODER (CLJR, cljr);
REGISTER_DECODER (CSCD, cscd);
REGISTER_DECODER (CYUV, cyuv);
REGISTER_DECODER (DIRAC, dirac);
REGISTER_DECODER (DFA, dfa);
REGISTER_ENCDEC (DNXHD, dnxhd);
REGISTER_ENCDEC (DPX, dpx);

84
libavcodec/dirac.c
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@ -58,6 +58,7 @@ static const dirac_source_params dirac_source_parameters_defaults[] = {
{ 7680, 4320, 1, 0, 1, 6, 1, 3840, 2160, 0, 0, 3, 3 },
};
//[DIRAC_STD] Table 10.4 Available preset pixel aspect ratio values
static const AVRational dirac_preset_aspect_ratios[] = {
{1, 1},
{10, 11},
@ -67,11 +68,13 @@ static const AVRational dirac_preset_aspect_ratios[] = {
{4, 3},
};
//[DIRAC_STD] Values 9,10 of 10.3.5 Frame Rate. Table 10.3 Available preset frame rate values
static const AVRational dirac_frame_rate[] = {
{15000, 1001},
{25, 2},
};
//[DIRAC_STD] This should be equivalent to Table 10.5 Available signal range presets
static const struct {
uint8_t bitdepth;
enum AVColorRange color_range;
@ -100,11 +103,13 @@ static const struct {
{ AVCOL_PRI_BT709, AVCOL_SPC_BT709, AVCOL_TRC_UNSPECIFIED /* DCinema */ },
};
//[DIRAC_STD] Table 10.2 Supported chroma sampling formats + Luma Offset
static const enum PixelFormat dirac_pix_fmt[2][3] = {
{ PIX_FMT_YUV444P, PIX_FMT_YUV422P, PIX_FMT_YUV420P },
{ PIX_FMT_YUVJ444P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ420P },
};
// [DIRAC_STD] 10.3 Parse Source Parameters. source_parameters(base_video_format)
static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
dirac_source_params *source)
{
@ -112,49 +117,51 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
unsigned luma_depth = 8, luma_offset = 16;
int idx;
if (get_bits1(gb)) {
source->width = svq3_get_ue_golomb(gb);
source->height = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.2 Frame size. frame_size(video_params)
if (get_bits1(gb)) { //[DIRAC_STD] custom_dimensions_flag
source->width = svq3_get_ue_golomb(gb); //[DIRAC_STD] FRAME_WIDTH
source->height = svq3_get_ue_golomb(gb); //[DIRAC_STD] FRAME_HEIGHT
}
// chroma subsampling
if (get_bits1(gb))
source->chroma_format = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.3 Chroma Sampling Format. chroma_sampling_format(video_params)
if (get_bits1(gb)) //[DIRAC_STD] custom_chroma_format_flag
source->chroma_format = svq3_get_ue_golomb(gb); //[DIRAC_STD] CHROMA_FORMAT_INDEX
if (source->chroma_format > 2U) {
av_log(avctx, AV_LOG_ERROR, "Unknown chroma format %d\n",
source->chroma_format);
return -1;
}
if (get_bits1(gb))
source->interlaced = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.4 Scan Format. scan_format(video_params)
if (get_bits1(gb)) //[DIRAC_STD] custom_scan_format_flag
source->interlaced = svq3_get_ue_golomb(gb); //[DIRAC_STD] SOURCE_SAMPLING
if (source->interlaced > 1U)
return -1;
// frame rate
if (get_bits1(gb)) {
//[DIRAC_STD] 10.3.5 Frame Rate. frame_rate(video_params)
if (get_bits1(gb)) { //[DIRAC_STD] custom_frame_rate_flag
source->frame_rate_index = svq3_get_ue_golomb(gb);
if (source->frame_rate_index > 10U)
return -1;
if (!source->frame_rate_index) {
frame_rate.num = svq3_get_ue_golomb(gb);
frame_rate.den = svq3_get_ue_golomb(gb);
frame_rate.num = svq3_get_ue_golomb(gb); //[DIRAC_STD] FRAME_RATE_NUMER
frame_rate.den = svq3_get_ue_golomb(gb); //[DIRAC_STD] FRAME_RATE_DENOM
}
}
if (source->frame_rate_index > 0) {
if (source->frame_rate_index > 0) { //[DIRAC_STD] preset_frame_rate(video_params,index)
if (source->frame_rate_index <= 8)
frame_rate = avpriv_frame_rate_tab[source->frame_rate_index];
frame_rate = avpriv_frame_rate_tab[source->frame_rate_index]; //[DIRAC_STD] Table 10.3 values 1-8
else
frame_rate = dirac_frame_rate[source->frame_rate_index-9];
frame_rate = dirac_frame_rate[source->frame_rate_index-9]; //[DIRAC_STD] Table 10.3 values 9-10
}
av_reduce(&avctx->time_base.num, &avctx->time_base.den,
frame_rate.den, frame_rate.num, 1<<30);
// aspect ratio
if (get_bits1(gb)) {
source->aspect_ratio_index = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.6 Pixel Aspect Ratio. pixel_aspect_ratio(video_params)
if (get_bits1(gb)) { //[DIRAC_STD] custom_pixel_aspect_ratio_flag
source->aspect_ratio_index = svq3_get_ue_golomb(gb); //[DIRAC_STD] index
if (source->aspect_ratio_index > 6U)
return -1;
@ -164,20 +171,22 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
avctx->sample_aspect_ratio.den = svq3_get_ue_golomb(gb);
}
}
if (source->aspect_ratio_index > 0)
if (source->aspect_ratio_index > 0) //[DIRAC_STD] Take value from Table 10.4 Available preset pixel aspect ratio values
avctx->sample_aspect_ratio =
dirac_preset_aspect_ratios[source->aspect_ratio_index-1];
if (get_bits1(gb)) {
source->clean_width = svq3_get_ue_golomb(gb);
source->clean_height = svq3_get_ue_golomb(gb);
source->clean_left_offset = svq3_get_ue_golomb(gb);
source->clean_right_offset = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.7 Clean area. clean_area(video_params)
if (get_bits1(gb)) { //[DIRAC_STD] custom_clean_area_flag
source->clean_width = svq3_get_ue_golomb(gb); //[DIRAC_STD] CLEAN_WIDTH
source->clean_height = svq3_get_ue_golomb(gb); //[DIRAC_STD] CLEAN_HEIGHT
source->clean_left_offset = svq3_get_ue_golomb(gb); //[DIRAC_STD] CLEAN_LEFT_OFFSET
source->clean_right_offset = svq3_get_ue_golomb(gb); //[DIRAC_STD] CLEAN_RIGHT_OFFSET
}
// Override signal range.
if (get_bits1(gb)) {
source->pixel_range_index = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.8 Signal range. signal_range(video_params)
//[DIRAC_STD] WARNING: Some adaptation seemed to be done using the AVCOL_RANGE_MPEG/JPEG values
if (get_bits1(gb)) { //[DIRAC_STD] custom_signal_range_flag
source->pixel_range_index = svq3_get_ue_golomb(gb); //[DIRAC_STD] index
if (source->pixel_range_index > 4U)
return -1;
@ -186,13 +195,13 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
if (!source->pixel_range_index) {
luma_offset = svq3_get_ue_golomb(gb);
luma_depth = av_log2(svq3_get_ue_golomb(gb))+1;
svq3_get_ue_golomb(gb); // chroma offset
svq3_get_ue_golomb(gb); // chroma offset //@Jordi: Why are these two ignored?
svq3_get_ue_golomb(gb); // chroma excursion
avctx->color_range = luma_offset ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
}
}
if (source->pixel_range_index > 0) {
if (source->pixel_range_index > 0) { //[DIRAC_STD] Take values from Table 10.5 Available signal range presets
idx = source->pixel_range_index-1;
luma_depth = pixel_range_presets[idx].bitdepth;
avctx->color_range = pixel_range_presets[idx].color_range;
@ -203,9 +212,9 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
avctx->pix_fmt = dirac_pix_fmt[!luma_offset][source->chroma_format];
// color spec
if (get_bits1(gb)) {
idx = source->color_spec_index = svq3_get_ue_golomb(gb);
//[DIRAC_STD] 10.3.9 Colour specification. colour_spec(video_params)
if (get_bits1(gb)) { //[DIRAC_STD] custom_colour_spec_flag
idx = source->color_spec_index = svq3_get_ue_golomb(gb); //[DIRAC_STD] index
if (source->color_spec_index > 4U)
return -1;
@ -215,12 +224,13 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
avctx->color_trc = dirac_color_presets[idx].color_trc;
if (!source->color_spec_index) {
//[DIRAC_STD] 10.3.9.1 Color primaries
if (get_bits1(gb)) {
idx = svq3_get_ue_golomb(gb);
if (idx < 3U)
avctx->color_primaries = dirac_primaries[idx];
}
//[DIRAC_STD] 10.3.9.2 Color matrix
if (get_bits1(gb)) {
idx = svq3_get_ue_golomb(gb);
if (!idx)
@ -228,7 +238,7 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
else if (idx == 1)
avctx->colorspace = AVCOL_SPC_BT470BG;
}
//[DIRAC_STD] 10.3.9.3 Transfer function
if (get_bits1(gb) && !svq3_get_ue_golomb(gb))
avctx->color_trc = AVCOL_TRC_BT709;
}
@ -242,16 +252,20 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
return 0;
}
//[DIRAC_SPEC] 10. Sequence Header. sequence_header()
int avpriv_dirac_parse_sequence_header(AVCodecContext *avctx, GetBitContext *gb,
dirac_source_params *source)
{
unsigned version_major;
unsigned video_format, picture_coding_mode;
//[DIRAC_SPEC] 10.1 Parse Parameters. parse_parameters()
version_major = svq3_get_ue_golomb(gb);
svq3_get_ue_golomb(gb); /* version_minor */
avctx->profile = svq3_get_ue_golomb(gb);
avctx->level = svq3_get_ue_golomb(gb);
//[DIRAC_SPEC] sequence_header() -> base_video_format as defined in...
// ... 10.2 Base Video Format, table 10.1 Dirac predefined video formats
video_format = svq3_get_ue_golomb(gb);
if (version_major < 2)
@ -265,6 +279,7 @@ int avpriv_dirac_parse_sequence_header(AVCodecContext *avctx, GetBitContext *gb,
// Fill in defaults for the source parameters.
*source = dirac_source_parameters_defaults[video_format];
//[DIRAC_STD] 10.3 Source Parameters
// Override the defaults.
if (parse_source_parameters(avctx, gb, source))
return -1;
@ -274,6 +289,7 @@ int avpriv_dirac_parse_sequence_header(AVCodecContext *avctx, GetBitContext *gb,
avcodec_set_dimensions(avctx, source->width, source->height);
//[DIRAC_STD] picture_coding_mode shall be 0 for fields and 1 for frames
// currently only used to signal field coding
picture_coding_mode = svq3_get_ue_golomb(gb);
if (picture_coding_mode != 0) {

115
libavcodec/dirac_arith.c Normal file
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@ -0,0 +1,115 @@
/*
* Copyright (C) 2007 Marco Gerards <marco@gnu.org>
* Copyright (C) 2009 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file libavcodec/dirac_arith.c
* Arithmetic decoder for Dirac
* @author Marco Gerards <marco@gnu.org>
*/
#include "dirac_arith.h"
const uint16_t ff_dirac_prob[256] = {
0, 2, 5, 8, 11, 15, 20, 24,
29, 35, 41, 47, 53, 60, 67, 74,
82, 89, 97, 106, 114, 123, 132, 141,
150, 160, 170, 180, 190, 201, 211, 222,
233, 244, 256, 267, 279, 291, 303, 315,
327, 340, 353, 366, 379, 392, 405, 419,
433, 447, 461, 475, 489, 504, 518, 533,
548, 563, 578, 593, 609, 624, 640, 656,
672, 688, 705, 721, 738, 754, 771, 788,
805, 822, 840, 857, 875, 892, 910, 928,
946, 964, 983, 1001, 1020, 1038, 1057, 1076,
1095, 1114, 1133, 1153, 1172, 1192, 1211, 1231,
1251, 1271, 1291, 1311, 1332, 1352, 1373, 1393,
1414, 1435, 1456, 1477, 1498, 1520, 1541, 1562,
1584, 1606, 1628, 1649, 1671, 1694, 1716, 1738,
1760, 1783, 1806, 1828, 1851, 1874, 1897, 1920,
1935, 1942, 1949, 1955, 1961, 1968, 1974, 1980,
1985, 1991, 1996, 2001, 2006, 2011, 2016, 2021,
2025, 2029, 2033, 2037, 2040, 2044, 2047, 2050,
2053, 2056, 2058, 2061, 2063, 2065, 2066, 2068,
2069, 2070, 2071, 2072, 2072, 2072, 2072, 2072,
2072, 2071, 2070, 2069, 2068, 2066, 2065, 2063,
2060, 2058, 2055, 2052, 2049, 2045, 2042, 2038,
2033, 2029, 2024, 2019, 2013, 2008, 2002, 1996,
1989, 1982, 1975, 1968, 1960, 1952, 1943, 1934,
1925, 1916, 1906, 1896, 1885, 1874, 1863, 1851,
1839, 1827, 1814, 1800, 1786, 1772, 1757, 1742,
1727, 1710, 1694, 1676, 1659, 1640, 1622, 1602,
1582, 1561, 1540, 1518, 1495, 1471, 1447, 1422,
1396, 1369, 1341, 1312, 1282, 1251, 1219, 1186,
1151, 1114, 1077, 1037, 995, 952, 906, 857,
805, 750, 690, 625, 553, 471, 376, 255
};
const uint8_t ff_dirac_next_ctx[DIRAC_CTX_COUNT] = {
[CTX_ZPZN_F1] = CTX_ZP_F2,
[CTX_ZPNN_F1] = CTX_ZP_F2,
[CTX_ZP_F2] = CTX_ZP_F3,
[CTX_ZP_F3] = CTX_ZP_F4,
[CTX_ZP_F4] = CTX_ZP_F5,
[CTX_ZP_F5] = CTX_ZP_F6,
[CTX_ZP_F6] = CTX_ZP_F6,
[CTX_NPZN_F1] = CTX_NP_F2,
[CTX_NPNN_F1] = CTX_NP_F2,
[CTX_NP_F2] = CTX_NP_F3,
[CTX_NP_F3] = CTX_NP_F4,
[CTX_NP_F4] = CTX_NP_F5,
[CTX_NP_F5] = CTX_NP_F6,
[CTX_NP_F6] = CTX_NP_F6,
[CTX_DELTA_Q_F] = CTX_DELTA_Q_F,
};
int16_t ff_dirac_prob_branchless[256][2];
void ff_dirac_init_arith_decoder(DiracArith *c, GetBitContext *gb, int length)
{
int i;
align_get_bits(gb);
length = FFMIN(length, get_bits_left(gb)/8);
c->bytestream = gb->buffer + get_bits_count(gb)/8;
c->bytestream_end = c->bytestream + length;
skip_bits_long(gb, length*8);
c->low = 0;
for (i = 0; i < 4; i++) {
c->low <<= 8;
if (c->bytestream < c->bytestream_end)
c->low |= *c->bytestream++;
else
c->low |= 0xff;
}
c->counter = -16;
c->range = 0xffff;
for (i = 0; i < 256; i++) {
ff_dirac_prob_branchless[i][0] = ff_dirac_prob[255-i];
ff_dirac_prob_branchless[i][1] = -ff_dirac_prob[i];
}
for (i = 0; i < DIRAC_CTX_COUNT; i++)
c->contexts[i] = 0x8000;
}

190
libavcodec/dirac_arith.h Normal file
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@ -0,0 +1,190 @@
/*
* Copyright (C) 2007 Marco Gerards <marco@gnu.org>
* Copyright (C) 2009 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file libavcodec/dirac_arith.h
* Arithmetic decoder for Dirac
* @author Marco Gerards <marco@gnu.org>
*/
#ifndef AVCODEC_DIRAC_ARITH_H
#define AVCODEC_DIRAC_ARITH_H
#include "bytestream.h"
#include "get_bits.h"
enum dirac_arith_contexts {
CTX_ZPZN_F1,
CTX_ZPNN_F1,
CTX_NPZN_F1,
CTX_NPNN_F1,
CTX_ZP_F2,
CTX_ZP_F3,
CTX_ZP_F4,
CTX_ZP_F5,
CTX_ZP_F6,
CTX_NP_F2,
CTX_NP_F3,
CTX_NP_F4,
CTX_NP_F5,
CTX_NP_F6,
CTX_COEFF_DATA,
CTX_SIGN_NEG,
CTX_SIGN_ZERO,
CTX_SIGN_POS,
CTX_ZERO_BLOCK,
CTX_DELTA_Q_F,
CTX_DELTA_Q_DATA,
CTX_DELTA_Q_SIGN,
DIRAC_CTX_COUNT
};
// Dirac resets the arith decoder between decoding various types of data,
// so many contexts are never used simultaneously. Thus, we can reduce
// the number of contexts needed by reusing them.
#define CTX_SB_F1 CTX_ZP_F5
#define CTX_SB_DATA 0
#define CTX_PMODE_REF1 0
#define CTX_PMODE_REF2 1
#define CTX_GLOBAL_BLOCK 2
#define CTX_MV_F1 CTX_ZP_F2
#define CTX_MV_DATA 0
#define CTX_DC_F1 CTX_ZP_F5
#define CTX_DC_DATA 0
typedef struct {
unsigned low;
uint16_t range;
int16_t counter;
const uint8_t *bytestream;
const uint8_t *bytestream_end;
uint16_t contexts[DIRAC_CTX_COUNT];
} DiracArith;
extern const uint8_t ff_dirac_next_ctx[DIRAC_CTX_COUNT];
extern const uint16_t ff_dirac_prob[256];
extern int16_t ff_dirac_prob_branchless[256][2];
static inline void renorm(DiracArith *c)
{
#if HAVE_FAST_CLZ
int shift = 14 - av_log2_16bit(c->range-1) + ((c->range-1)>>15);
c->low <<= shift;
c->range <<= shift;
c->counter += shift;
#else
while (c->range <= 0x4000) {
c->low <<= 1;
c->range <<= 1;
c->counter++;
}
#endif
}
static inline void refill(DiracArith *c)
{
int counter = c->counter;
if (counter >= 0) {
int new = bytestream_get_be16(&c->bytestream);
// the spec defines overread bits to be 1, and streams rely on this
if (c->bytestream > c->bytestream_end) {
new |= 0xff;
if (c->bytestream > c->bytestream_end+1)
new |= 0xff00;
c->bytestream = c->bytestream_end;
}
c->low += new << counter;
counter -= 16;
}
c->counter = counter;
}
static inline int dirac_get_arith_bit(DiracArith *c, int ctx)
{
int prob_zero = c->contexts[ctx];
int range_times_prob, bit;
unsigned low = c->low;
int range = c->range;
range_times_prob = (c->range * prob_zero) >> 16;
#if HAVE_FAST_CMOV
low -= range_times_prob << 16;
range -= range_times_prob;
bit = 0;
__asm__(
"cmpl %5, %4 \n\t"
"setae %b0 \n\t"
"cmovb %3, %2 \n\t"
"cmovb %5, %1 \n\t"
: "+q"(bit), "+r"(range), "+r"(low)
: "r"(c->low), "r"(c->low>>16),
"r"(range_times_prob)
);
#else
bit = (low >> 16) >= range_times_prob;
if (bit) {
low -= range_times_prob << 16;
range -= range_times_prob;
} else {
range = range_times_prob;
}
#endif
c->contexts[ctx] += ff_dirac_prob_branchless[prob_zero>>8][bit];
c->low = low;
c->range = range;
renorm(c);
refill(c);
return bit;
}
static inline int dirac_get_arith_uint(DiracArith *c, int follow_ctx, int data_ctx)
{
int ret = 1;
while (!dirac_get_arith_bit(c, follow_ctx)) {
ret <<= 1;
ret += dirac_get_arith_bit(c, data_ctx);
follow_ctx = ff_dirac_next_ctx[follow_ctx];
}
return ret-1;
}
static inline int dirac_get_arith_int(DiracArith *c, int follow_ctx, int data_ctx)
{
int ret = dirac_get_arith_uint(c, follow_ctx, data_ctx);
if (ret && dirac_get_arith_bit(c, data_ctx+1))
ret = -ret;
return ret;
}
void ff_dirac_init_arith_decoder(DiracArith *c, GetBitContext *gb, int length);
#endif /* AVCODEC_DIRAC_ARITH_H */

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@ -0,0 +1,201 @@
/*
* Copyright (C) 2009 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "dsputil.h"
#include "diracdsp.h"
//MMX_DISABLE #include "libavcodec/x86/diracdsp_mmx.h"
#define FILTER(src, stride) \
((21*((src)[ 0*stride] + (src)[1*stride]) \
-7*((src)[-1*stride] + (src)[2*stride]) \
+3*((src)[-2*stride] + (src)[3*stride]) \
-1*((src)[-3*stride] + (src)[4*stride]) + 16) >> 5)
static void dirac_hpel_filter(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, uint8_t *src,
int stride, int width, int height)
{
int x, y;
for (y = 0; y < height; y++) {
for (x = -3; x < width+5; x++)
dstv[x] = av_clip_uint8(FILTER(src+x, stride));
for (x = 0; x < width; x++)
dstc[x] = av_clip_uint8(FILTER(dstv+x, 1));
for (x = 0; x < width; x++)
dsth[x] = av_clip_uint8(FILTER(src+x, 1));
src += stride;
dsth += stride;
dstv += stride;
dstc += stride;
}
}
#define PIXOP_BILINEAR(PFX, OP, WIDTH) \
static void ff_ ## PFX ## _dirac_pixels ## WIDTH ## _bilinear_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
int x;\
const uint8_t *s0 = src[0];\
const uint8_t *s1 = src[1];\
const uint8_t *s2 = src[2];\
const uint8_t *s3 = src[3];\
const uint8_t *w = src[4];\
\
while (h--) {\
for (x = 0; x < WIDTH; x++) {\
OP(dst[x], (s0[x]*w[0] + s1[x]*w[1] + s2[x]*w[2] + s3[x]*w[3] + 8) >> 4);\
}\
\
dst += stride;\
s0 += stride;\
s1 += stride;\
s2 += stride;\
s3 += stride;\
}\
}
#define OP_PUT(dst, val) (dst) = (val)
#define OP_AVG(dst, val) (dst) = (((dst) + (val) + 1)>>1)
PIXOP_BILINEAR(put, OP_PUT, 8)
PIXOP_BILINEAR(put, OP_PUT, 16)
PIXOP_BILINEAR(put, OP_PUT, 32)
PIXOP_BILINEAR(avg, OP_AVG, 8)
PIXOP_BILINEAR(avg, OP_AVG, 16)
PIXOP_BILINEAR(avg, OP_AVG, 32)
#define op_scale1(x) block[x] = av_clip_uint8( (block[x]*weight + (1<<(log2_denom-1))) >> log2_denom)
#define op_scale2(x) dst[x] = av_clip_uint8( (src[x]*weights + dst[x]*weightd + (1<<(log2_denom-1))) >> log2_denom)
#define DIRAC_WEIGHT(W) \
static void weight_dirac_pixels ## W ## _c(uint8_t *block, int stride, int log2_denom, \
int weight, int h) { \
int x; \
while (h--) { \
for (x = 0; x < W; x++) { \
op_scale1(x); \
op_scale1(x+1); \
} \
block += stride; \
} \
} \
static void biweight_dirac_pixels ## W ## _c(uint8_t *dst, uint8_t *src, int stride, int log2_denom, \
int weightd, int weights, int h) { \
int x; \
while (h--) { \
for (x = 0; x < W; x++) { \
op_scale2(x); \
op_scale2(x+1); \
} \
dst += stride; \
src += stride; \
} \
}
DIRAC_WEIGHT(8)
DIRAC_WEIGHT(16)
DIRAC_WEIGHT(32)
#define ADD_OBMC(xblen) \
static void add_obmc ## xblen ## _c(uint16_t *dst, const uint8_t *src, int stride, \
const uint8_t *obmc_weight, int yblen) \
{ \
int x; \
while (yblen--) { \
for (x = 0; x < xblen; x += 2) { \
dst[x ] += src[x ] * obmc_weight[x ]; \
dst[x+1] += src[x+1] * obmc_weight[x+1]; \
} \
dst += stride; \
src += stride; \
obmc_weight += 32; \
} \
}
ADD_OBMC(8)
ADD_OBMC(16)
ADD_OBMC(32)
static void put_signed_rect_clamped_c(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height)
{
int x, y;
for (y = 0; y < height; y++) {
for (x = 0; x < width; x+=4) {
dst[x ] = av_clip_uint8(src[x ] + 128);
dst[x+1] = av_clip_uint8(src[x+1] + 128);
dst[x+2] = av_clip_uint8(src[x+2] + 128);
dst[x+3] = av_clip_uint8(src[x+3] + 128);
}
dst += dst_stride;
src += src_stride;
}
}
static void add_rect_clamped_c(uint8_t *dst, const uint16_t *src, int stride,
const int16_t *idwt, int idwt_stride,
int width, int height)
{
int x, y;
for (y = 0; y < height; y++) {
for (x = 0; x < width; x+=2) {
dst[x ] = av_clip_uint8(((src[x ]+32)>>6) + idwt[x ]);
dst[x+1] = av_clip_uint8(((src[x+1]+32)>>6) + idwt[x+1]);
}
dst += stride;
src += stride;
idwt += idwt_stride;
}
}
#define PIXFUNC(PFX, WIDTH) \
c->PFX ## _dirac_pixels_tab[WIDTH>>4][0] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _c; \
c->PFX ## _dirac_pixels_tab[WIDTH>>4][1] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _l2_c; \
c->PFX ## _dirac_pixels_tab[WIDTH>>4][2] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _l4_c; \
c->PFX ## _dirac_pixels_tab[WIDTH>>4][3] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _bilinear_c
void ff_diracdsp_init(DiracDSPContext *c)
{
c->dirac_hpel_filter = dirac_hpel_filter;
c->add_rect_clamped = add_rect_clamped_c;
c->put_signed_rect_clamped = put_signed_rect_clamped_c;
c->add_dirac_obmc[0] = add_obmc8_c;
c->add_dirac_obmc[1] = add_obmc16_c;
c->add_dirac_obmc[2] = add_obmc32_c;
c->weight_dirac_pixels_tab[0] = weight_dirac_pixels8_c;
c->weight_dirac_pixels_tab[1] = weight_dirac_pixels16_c;
c->weight_dirac_pixels_tab[2] = weight_dirac_pixels32_c;
c->biweight_dirac_pixels_tab[0] = biweight_dirac_pixels8_c;
c->biweight_dirac_pixels_tab[1] = biweight_dirac_pixels16_c;
c->biweight_dirac_pixels_tab[2] = biweight_dirac_pixels32_c;
PIXFUNC(put, 8);
PIXFUNC(put, 16);
PIXFUNC(put, 32);
PIXFUNC(avg, 8);
PIXFUNC(avg, 16);
PIXFUNC(avg, 32);
//MMX_DISABLE if (HAVE_MMX) ff_diracdsp_init_mmx(c);
}

65
libavcodec/diracdsp.h Normal file
View File

@ -0,0 +1,65 @@
/*
* Copyright (C) 2010 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_DIRACDSP_H
#define AVCODEC_DIRACDSP_H
typedef void (*dirac_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int h);
typedef void (*dirac_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int h);
typedef struct {
void (*dirac_hpel_filter)(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, uint8_t *src, int stride, int width, int height);
/**
* dirac_pixels_tab[width][subpel]
* width is 2 for 32, 1 for 16, 0 for 8
* subpel is 0 for fpel and hpel (only need to copy from the first plane in src)
* 1 if an average of the first 2 planes is needed (TODO: worth it?)
* 2 for general qpel (avg of 4)
* 3 for general epel (biweight of 4 using the weights in src[4])
* src[0-3] is each of the hpel planes
* src[4] is the 1/8 pel weights if needed
*/
void (*put_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void (*avg_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void (*put_signed_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
void (*put_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
void (*add_rect_clamped)(uint8_t *dst/*align 16*/, const uint16_t *src/*align 16*/, int stride, const int16_t *idwt/*align 16*/, int idwt_stride, int width, int height/*mod 2*/);
void (*add_dirac_obmc[3])(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
dirac_weight_func weight_dirac_pixels_tab[3];
dirac_biweight_func biweight_dirac_pixels_tab[3];
} DiracDSPContext;
#define DECL_DIRAC_PIXOP(PFX, EXT) \
void ff_ ## PFX ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
void ff_ ## PFX ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
void ff_ ## PFX ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)
DECL_DIRAC_PIXOP(put, c);
DECL_DIRAC_PIXOP(avg, c);
DECL_DIRAC_PIXOP(put, l2_c);
DECL_DIRAC_PIXOP(avg, l2_c);
DECL_DIRAC_PIXOP(put, l4_c);
DECL_DIRAC_PIXOP(avg, l4_c);
void ff_diracdsp_init(DiracDSPContext *c);
#endif

46
libavcodec/dsputil.c
View File

@ -38,6 +38,7 @@
#include "config.h"
#include "ac3dec.h"
#include "vorbis.h"
#include "diracdsp.h"
uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP] = {0, };
uint32_t ff_squareTbl[512] = {0, };
@ -1328,6 +1329,51 @@ void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride){
}
#endif /* CONFIG_RV40_DECODER */
#if CONFIG_DIRAC_DECODER
#define DIRAC_MC(OPNAME)\
void ff_ ## OPNAME ## _dirac_pixels8_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels8_8_c(dst, src[0], stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels16_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_8_c(dst, src[0], stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels32_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_8_c(dst , src[0] , stride, h);\
OPNAME ## _pixels16_8_c(dst+16, src[0]+16, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels8_l2_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels8_l2_8(dst, src[0], src[1], stride, stride, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels16_l2_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_l2_8(dst, src[0], src[1], stride, stride, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels32_l2_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_l2_8(dst , src[0] , src[1] , stride, stride, stride, h);\
OPNAME ## _pixels16_l2_8(dst+16, src[0]+16, src[1]+16, stride, stride, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels8_l4_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels8_l4_8(dst, src[0], src[1], src[2], src[3], stride, stride, stride, stride, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels16_l4_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_l4_8(dst, src[0], src[1], src[2], src[3], stride, stride, stride, stride, stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels32_l4_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_l4_8(dst , src[0] , src[1] , src[2] , src[3] , stride, stride, stride, stride, stride, h);\
OPNAME ## _pixels16_l4_8(dst+16, src[0]+16, src[1]+16, src[2]+16, src[3]+16, stride, stride, stride, stride, stride, h);\
}
DIRAC_MC(put)
DIRAC_MC(avg)
#endif
static void wmv2_mspel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int w){
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int i;

540
libavcodec/dwt.c
View File

@ -1,5 +1,6 @@
/*
* Copyright (C) 2004-2010 Michael Niedermayer <michaelni@gmx.at>
* Copyright (C) 2008 David Conrad
*
* This file is part of FFmpeg.
*
@ -21,6 +22,7 @@
#include "libavutil/attributes.h"
#include "dsputil.h"
#include "dwt.h"
#include "libavcodec/x86/dwt.h"
void ff_slice_buffer_init(slice_buffer * buf, int line_count, int max_allocated_lines, int line_width, IDWTELEM * base_buffer)
{
@ -841,3 +843,541 @@ void ff_dwt_init(DWTContext *c)
if (HAVE_MMX) ff_dwt_init_x86(c);
}
static av_always_inline
void interleave(IDWTELEM *dst, IDWTELEM *src0, IDWTELEM *src1, int w2, int add, int shift)
{
int i;
for (i = 0; i < w2; i++) {
dst[2*i ] = (src0[i] + add) >> shift;
dst[2*i+1] = (src1[i] + add) >> shift;
}
}
static void horizontal_compose_dirac53i(IDWTELEM *b, IDWTELEM *temp, int w)
{
const int w2 = w >> 1;
int x;
temp[0] = COMPOSE_53iL0(b[w2], b[0], b[w2]);
for (x = 1; x < w2; x++) {
temp[x ] = COMPOSE_53iL0 (b[x+w2-1], b[x ], b[x+w2]);
temp[x+w2-1] = COMPOSE_DIRAC53iH0(temp[x-1], b[x+w2-1], temp[x]);
}
temp[w-1] = COMPOSE_DIRAC53iH0(temp[w2-1], b[w-1], temp[w2-1]);
interleave(b, temp, temp+w2, w2, 1, 1);
}
static void horizontal_compose_dd97i(IDWTELEM *b, IDWTELEM *tmp, int w)
{
const int w2 = w >> 1;
int x;
tmp[0] = COMPOSE_53iL0(b[w2], b[0], b[w2]);
for (x = 1; x < w2; x++)
tmp[x] = COMPOSE_53iL0(b[x+w2-1], b[x], b[x+w2]);
// extend the edges
tmp[-1] = tmp[0];
tmp[w2+1] = tmp[w2] = tmp[w2-1];
for (x = 0; x < w2; x++) {
b[2*x ] = (tmp[x] + 1)>>1;
b[2*x+1] = (COMPOSE_DD97iH0(tmp[x-1], tmp[x], b[x+w2], tmp[x+1], tmp[x+2]) + 1)>>1;
}
}
static void horizontal_compose_dd137i(IDWTELEM *b, IDWTELEM *tmp, int w)
{
const int w2 = w >> 1;
int x;
tmp[0] = COMPOSE_DD137iL0(b[w2], b[w2], b[0], b[w2 ], b[w2+1]);
tmp[1] = COMPOSE_DD137iL0(b[w2], b[w2], b[1], b[w2+1], b[w2+2]);
for (x = 2; x < w2-1; x++)
tmp[x] = COMPOSE_DD137iL0(b[x+w2-2], b[x+w2-1], b[x], b[x+w2], b[x+w2+1]);
tmp[w2-1] = COMPOSE_DD137iL0(b[w-3], b[w-2], b[w2-1], b[w-1], b[w-1]);
// extend the edges
tmp[-1] = tmp[0];
tmp[w2+1] = tmp[w2] = tmp[w2-1];
for (x = 0; x < w2; x++) {
b[2*x ] = (tmp[x] + 1)>>1;
b[2*x+1] = (COMPOSE_DD97iH0(tmp[x-1], tmp[x], b[x+w2], tmp[x+1], tmp[x+2]) + 1)>>1;
}
}
static av_always_inline
void horizontal_compose_haari(IDWTELEM *b, IDWTELEM *temp, int w, int shift)
{
const int w2 = w >> 1;
int x;
for (x = 0; x < w2; x++) {
temp[x ] = COMPOSE_HAARiL0(b[x ], b[x+w2]);
temp[x+w2] = COMPOSE_HAARiH0(b[x+w2], temp[x]);
}
interleave(b, temp, temp+w2, w2, shift, shift);
}
static void horizontal_compose_haar0i(IDWTELEM *b, IDWTELEM *temp, int w)
{
horizontal_compose_haari(b, temp, w, 0);
}
static void horizontal_compose_haar1i(IDWTELEM *b, IDWTELEM *temp, int w)
{
horizontal_compose_haari(b, temp, w, 1);
}
static void horizontal_compose_fidelityi(IDWTELEM *b, IDWTELEM *tmp, int w)
{
const int w2 = w >> 1;
int i, x;
IDWTELEM v[8];
for (x = 0; x < w2; x++) {
for (i = 0; i < 8; i++)
v[i] = b[av_clip(x-3+i, 0, w2-1)];
tmp[x] = COMPOSE_FIDELITYiH0(v[0], v[1], v[2], v[3], b[x+w2], v[4], v[5], v[6], v[7]);
}
for (x = 0; x < w2; x++) {
for (i = 0; i < 8; i++)
v[i] = tmp[av_clip(x-4+i, 0, w2-1)];
tmp[x+w2] = COMPOSE_FIDELITYiL0(v[0], v[1], v[2], v[3], b[x], v[4], v[5], v[6], v[7]);
}
interleave(b, tmp+w2, tmp, w2, 0, 0);
}
static void horizontal_compose_daub97i(IDWTELEM *b, IDWTELEM *temp, int w)
{
const int w2 = w >> 1;
int x, b0, b1, b2;
temp[0] = COMPOSE_DAUB97iL1(b[w2], b[0], b[w2]);
for (x = 1; x < w2; x++) {
temp[x ] = COMPOSE_DAUB97iL1(b[x+w2-1], b[x ], b[x+w2]);
temp[x+w2-1] = COMPOSE_DAUB97iH1(temp[x-1], b[x+w2-1], temp[x]);
}
temp[w-1] = COMPOSE_DAUB97iH1(temp[w2-1], b[w-1], temp[w2-1]);
// second stage combined with interleave and shift
b0 = b2 = COMPOSE_DAUB97iL0(temp[w2], temp[0], temp[w2]);
b[0] = (b0 + 1) >> 1;
for (x = 1; x < w2; x++) {
b2 = COMPOSE_DAUB97iL0(temp[x+w2-1], temp[x ], temp[x+w2]);
b1 = COMPOSE_DAUB97iH0( b0, temp[x+w2-1], b2 );
b[2*x-1] = (b1 + 1) >> 1;
b[2*x ] = (b2 + 1) >> 1;
b0 = b2;
}
b[w-1] = (COMPOSE_DAUB97iH0(b2, temp[w-1], b2) + 1) >> 1;
}
static void vertical_compose_dirac53iH0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width)
{
int i;
for(i=0; i<width; i++){
b1[i] = COMPOSE_DIRAC53iH0(b0[i], b1[i], b2[i]);
}
}
static void vertical_compose_dd97iH0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
IDWTELEM *b3, IDWTELEM *b4, int width)
{
int i;
for(i=0; i<width; i++){
b2[i] = COMPOSE_DD97iH0(b0[i], b1[i], b2[i], b3[i], b4[i]);
}
}
static void vertical_compose_dd137iL0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
IDWTELEM *b3, IDWTELEM *b4, int width)
{
int i;
for(i=0; i<width; i++){
b2[i] = COMPOSE_DD137iL0(b0[i], b1[i], b2[i], b3[i], b4[i]);
}
}
static void vertical_compose_haar(IDWTELEM *b0, IDWTELEM *b1, int width)
{
int i;
for (i = 0; i < width; i++) {
b0[i] = COMPOSE_HAARiL0(b0[i], b1[i]);
b1[i] = COMPOSE_HAARiH0(b1[i], b0[i]);
}
}
static void vertical_compose_fidelityiH0(IDWTELEM *dst, IDWTELEM *b[8], int width)
{
int i;
for(i=0; i<width; i++){
dst[i] = COMPOSE_FIDELITYiH0(b[0][i], b[1][i], b[2][i], b[3][i], dst[i], b[4][i], b[5][i], b[6][i], b[7][i]);
}
}
static void vertical_compose_fidelityiL0(IDWTELEM *dst, IDWTELEM *b[8], int width)
{
int i;
for(i=0; i<width; i++){
dst[i] = COMPOSE_FIDELITYiL0(b[0][i], b[1][i], b[2][i], b[3][i], dst[i], b[4][i], b[5][i], b[6][i], b[7][i]);
}
}
static void vertical_compose_daub97iH0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width)
{
int i;
for(i=0; i<width; i++){
b1[i] = COMPOSE_DAUB97iH0(b0[i], b1[i], b2[i]);
}
}
static void vertical_compose_daub97iH1(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width)
{
int i;
for(i=0; i<width; i++){
b1[i] = COMPOSE_DAUB97iH1(b0[i], b1[i], b2[i]);
}
}
static void vertical_compose_daub97iL0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width)
{
int i;
for(i=0; i<width; i++){
b1[i] = COMPOSE_DAUB97iL0(b0[i], b1[i], b2[i]);
}
}
static void vertical_compose_daub97iL1(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width)
{
int i;
for(i=0; i<width; i++){
b1[i] = COMPOSE_DAUB97iL1(b0[i], b1[i], b2[i]);
}
}
static void spatial_compose_dd97i_dy(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_3tap vertical_compose_l0 = d->vertical_compose_l0;
vertical_compose_5tap vertical_compose_h0 = d->vertical_compose_h0;
DWTCompose *cs = d->cs + level;
int i, y = cs->y;
IDWTELEM *b[8];
for (i = 0; i < 6; i++)
b[i] = cs->b[i];
b[6] = d->buffer + av_clip(y+5, 0, height-2)*stride;
b[7] = d->buffer + av_clip(y+6, 1, height-1)*stride;
if(y+5<(unsigned)height) vertical_compose_l0( b[5], b[6], b[7], width);
if(y+1<(unsigned)height) vertical_compose_h0(b[0], b[2], b[3], b[4], b[6], width);
if(y-1<(unsigned)height) d->horizontal_compose(b[0], d->temp, width);
if(y+0<(unsigned)height) d->horizontal_compose(b[1], d->temp, width);
for (i = 0; i < 6; i++)
cs->b[i] = b[i+2];
cs->y += 2;
}
static void spatial_compose_dirac53i_dy(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_3tap vertical_compose_l0 = d->vertical_compose_l0;
vertical_compose_3tap vertical_compose_h0 = d->vertical_compose_h0;
DWTCompose *cs = d->cs + level;
int y= cs->y;
IDWTELEM *b[4] = { cs->b[0], cs->b[1] };
b[2] = d->buffer + mirror(y+1, height-1)*stride;
b[3] = d->buffer + mirror(y+2, height-1)*stride;
if(y+1<(unsigned)height) vertical_compose_l0(b[1], b[2], b[3], width);
if(y+0<(unsigned)height) vertical_compose_h0(b[0], b[1], b[2], width);
if(y-1<(unsigned)height) d->horizontal_compose(b[0], d->temp, width);
if(y+0<(unsigned)height) d->horizontal_compose(b[1], d->temp, width);
cs->b[0] = b[2];
cs->b[1] = b[3];
cs->y += 2;
}
static void spatial_compose_dd137i_dy(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_5tap vertical_compose_l0 = d->vertical_compose_l0;
vertical_compose_5tap vertical_compose_h0 = d->vertical_compose_h0;
DWTCompose *cs = d->cs + level;
int i, y = cs->y;
IDWTELEM *b[10];
for (i = 0; i < 8; i++)
b[i] = cs->b[i];
b[8] = d->buffer + av_clip(y+7, 0, height-2)*stride;
b[9] = d->buffer + av_clip(y+8, 1, height-1)*stride;
if(y+5<(unsigned)height) vertical_compose_l0(b[3], b[5], b[6], b[7], b[9], width);
if(y+1<(unsigned)height) vertical_compose_h0(b[0], b[2], b[3], b[4], b[6], width);
if(y-1<(unsigned)height) d->horizontal_compose(b[0], d->temp, width);
if(y+0<(unsigned)height) d->horizontal_compose(b[1], d->temp, width);
for (i = 0; i < 8; i++)
cs->b[i] = b[i+2];
cs->y += 2;
}
// haar makes the assumption that height is even (always true for dirac)
static void spatial_compose_haari_dy(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_2tap vertical_compose = d->vertical_compose;
int y = d->cs[level].y;
IDWTELEM *b0 = d->buffer + (y-1)*stride;
IDWTELEM *b1 = d->buffer + (y )*stride;
vertical_compose(b0, b1, width);
d->horizontal_compose(b0, d->temp, width);
d->horizontal_compose(b1, d->temp, width);
d->cs[level].y += 2;
}
// Don't do sliced idwt for fidelity; the 9 tap filter makes it a bit annoying
// Fortunately, this filter isn't used in practice.
static void spatial_compose_fidelity(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_9tap vertical_compose_l0 = d->vertical_compose_l0;
vertical_compose_9tap vertical_compose_h0 = d->vertical_compose_h0;
int i, y;
IDWTELEM *b[8];
for (y = 1; y < height; y += 2) {
for (i = 0; i < 8; i++)
b[i] = d->buffer + av_clip((y-7 + 2*i), 0, height-2)*stride;
vertical_compose_h0(d->buffer + y*stride, b, width);
}
for (y = 0; y < height; y += 2) {
for (i = 0; i < 8; i++)
b[i] = d->buffer + av_clip((y-7 + 2*i), 1, height-1)*stride;
vertical_compose_l0(d->buffer + y*stride, b, width);
}
for (y = 0; y < height; y++)
d->horizontal_compose(d->buffer + y*stride, d->temp, width);
d->cs[level].y = height+1;
}
static void spatial_compose_daub97i_dy(DWTContext *d, int level, int width, int height, int stride)
{
vertical_compose_3tap vertical_compose_l0 = d->vertical_compose_l0;
vertical_compose_3tap vertical_compose_h0 = d->vertical_compose_h0;
vertical_compose_3tap vertical_compose_l1 = d->vertical_compose_l1;
vertical_compose_3tap vertical_compose_h1 = d->vertical_compose_h1;
DWTCompose *cs = d->cs + level;
int i, y = cs->y;
IDWTELEM *b[6];
for (i = 0; i < 4; i++)
b[i] = cs->b[i];
b[4] = d->buffer + mirror(y+3, height-1)*stride;
b[5] = d->buffer + mirror(y+4, height-1)*stride;
if(y+3<(unsigned)height) vertical_compose_l1(b[3], b[4], b[5], width);
if(y+2<(unsigned)height) vertical_compose_h1(b[2], b[3], b[4], width);
if(y+1<(unsigned)height) vertical_compose_l0(b[1], b[2], b[3], width);
if(y+0<(unsigned)height) vertical_compose_h0(b[0], b[1], b[2], width);
if(y-1<(unsigned)height) d->horizontal_compose(b[0], d->temp, width);
if(y+0<(unsigned)height) d->horizontal_compose(b[1], d->temp, width);
for (i = 0; i < 4; i++)
cs->b[i] = b[i+2];
cs->y += 2;
}
static void spatial_compose97i_init2(DWTCompose *cs, IDWTELEM *buffer, int height, int stride)
{
cs->b[0] = buffer + mirror(-3-1, height-1)*stride;
cs->b[1] = buffer + mirror(-3 , height-1)*stride;
cs->b[2] = buffer + mirror(-3+1, height-1)*stride;
cs->b[3] = buffer + mirror(-3+2, height-1)*stride;
cs->y = -3;
}
static void spatial_compose53i_init2(DWTCompose *cs, IDWTELEM *buffer, int height, int stride)
{
cs->b[0] = buffer + mirror(-1-1, height-1)*stride;
cs->b[1] = buffer + mirror(-1 , height-1)*stride;
cs->y = -1;
}
static void spatial_compose_dd97i_init(DWTCompose *cs, IDWTELEM *buffer, int height, int stride)
{
cs->b[0] = buffer + av_clip(-5-1, 0, height-2)*stride;
cs->b[1] = buffer + av_clip(-5 , 1, height-1)*stride;
cs->b[2] = buffer + av_clip(-5+1, 0, height-2)*stride;
cs->b[3] = buffer + av_clip(-5+2, 1, height-1)*stride;
cs->b[4] = buffer + av_clip(-5+3, 0, height-2)*stride;
cs->b[5] = buffer + av_clip(-5+4, 1, height-1)*stride;
cs->y = -5;
}
static void spatial_compose_dd137i_init(DWTCompose *cs, IDWTELEM *buffer, int height, int stride)
{
cs->b[0] = buffer + av_clip(-5-1, 0, height-2)*stride;
cs->b[1] = buffer + av_clip(-5 , 1, height-1)*stride;
cs->b[2] = buffer + av_clip(-5+1, 0, height-2)*stride;
cs->b[3] = buffer + av_clip(-5+2, 1, height-1)*stride;
cs->b[4] = buffer + av_clip(-5+3, 0, height-2)*stride;
cs->b[5] = buffer + av_clip(-5+4, 1, height-1)*stride;
cs->b[6] = buffer + av_clip(-5+5, 0, height-2)*stride;
cs->b[7] = buffer + av_clip(-5+6, 1, height-1)*stride;
cs->y = -5;
}
int ff_spatial_idwt_init2(DWTContext *d, IDWTELEM *buffer, int width, int height,
int stride, enum dwt_type type, int decomposition_count,
IDWTELEM *temp)
{
int level;
d->buffer = buffer;
d->width = width;
d->height = height;
d->stride = stride;
d->decomposition_count = decomposition_count;
d->temp = temp + 8;
for(level=decomposition_count-1; level>=0; level--){
int hl = height >> level;
int stride_l = stride << level;
switch(type){
case DWT_DIRAC_DD9_7:
spatial_compose_dd97i_init(d->cs+level, buffer, hl, stride_l);
break;
case DWT_DIRAC_LEGALL5_3:
spatial_compose53i_init2(d->cs+level, buffer, hl, stride_l);
break;
case DWT_DIRAC_DD13_7:
spatial_compose_dd137i_init(d->cs+level, buffer, hl, stride_l);
break;
case DWT_DIRAC_HAAR0:
case DWT_DIRAC_HAAR1:
d->cs[level].y = 1;
break;
case DWT_DIRAC_DAUB9_7:
spatial_compose97i_init2(d->cs+level, buffer, hl, stride_l);
break;
default:
d->cs[level].y = 0;
break;
}
}
switch (type) {
case DWT_DIRAC_DD9_7:
d->spatial_compose = spatial_compose_dd97i_dy;
d->vertical_compose_l0 = vertical_compose53iL0;
d->vertical_compose_h0 = vertical_compose_dd97iH0;
d->horizontal_compose = horizontal_compose_dd97i;
d->support = 7;
break;
case DWT_DIRAC_LEGALL5_3:
d->spatial_compose = spatial_compose_dirac53i_dy;
d->vertical_compose_l0 = vertical_compose53iL0;
d->vertical_compose_h0 = vertical_compose_dirac53iH0;
d->horizontal_compose = horizontal_compose_dirac53i;
d->support = 3;
break;
case DWT_DIRAC_DD13_7:
d->spatial_compose = spatial_compose_dd137i_dy;
d->vertical_compose_l0 = vertical_compose_dd137iL0;
d->vertical_compose_h0 = vertical_compose_dd97iH0;
d->horizontal_compose = horizontal_compose_dd137i;
d->support = 7;
break;
case DWT_DIRAC_HAAR0:
case DWT_DIRAC_HAAR1:
d->spatial_compose = spatial_compose_haari_dy;
d->vertical_compose = vertical_compose_haar;
if (type == DWT_DIRAC_HAAR0)
d->horizontal_compose = horizontal_compose_haar0i;
else
d->horizontal_compose = horizontal_compose_haar1i;
d->support = 1;
break;
case DWT_DIRAC_FIDELITY:
d->spatial_compose = spatial_compose_fidelity;
d->vertical_compose_l0 = vertical_compose_fidelityiL0;
d->vertical_compose_h0 = vertical_compose_fidelityiH0;
d->horizontal_compose = horizontal_compose_fidelityi;
break;
case DWT_DIRAC_DAUB9_7:
d->spatial_compose = spatial_compose_daub97i_dy;
d->vertical_compose_l0 = vertical_compose_daub97iL0;
d->vertical_compose_h0 = vertical_compose_daub97iH0;
d->vertical_compose_l1 = vertical_compose_daub97iL1;
d->vertical_compose_h1 = vertical_compose_daub97iH1;
d->horizontal_compose = horizontal_compose_daub97i;
d->support = 5;
break;
default:
av_log(NULL, AV_LOG_ERROR, "Unknown wavelet type %d\n", type);
return -1;
}
/////MMX_DISABLE if (HAVE_MMX) ff_spatial_idwt_init_mmx(d, type);
return 0;
}
void ff_spatial_idwt_slice2(DWTContext *d, int y)
{
int level, support = d->support;
for (level = d->decomposition_count-1; level >= 0; level--) {
int wl = d->width >> level;
int hl = d->height >> level;
int stride_l = d->stride << level;
while (d->cs[level].y <= FFMIN((y>>level)+support, hl))
d->spatial_compose(d, level, wl, hl, stride_l);
}
}
int ff_spatial_idwt2(IDWTELEM *buffer, int width, int height, int stride,
enum dwt_type type, int decomposition_count, IDWTELEM *temp)
{
DWTContext d;
int y;
if (ff_spatial_idwt_init2(&d, buffer, width, height, stride, type, decomposition_count, temp))
return -1;
for (y = 0; y < d.height; y += 4)
ff_spatial_idwt_slice2(&d, y);
return 0;
}

93
libavcodec/dwt.h
View File

@ -26,7 +26,12 @@
typedef int DWTELEM;
typedef short IDWTELEM;
#define MAX_DWT_SUPPORT 8
#define MAX_DECOMPOSITIONS 8
typedef struct {
IDWTELEM *b[MAX_DWT_SUPPORT];
IDWTELEM *b0;
IDWTELEM *b1;
IDWTELEM *b2;
@ -45,13 +50,99 @@ typedef struct slice_buffer_s {
IDWTELEM * base_buffer; ///< Buffer that this structure is caching.
} slice_buffer;
struct DWTContext;
// Possible prototypes for vertical_compose functions
typedef void (*vertical_compose_2tap)(IDWTELEM *b0, IDWTELEM *b1, int width);
typedef void (*vertical_compose_3tap)(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width);
typedef void (*vertical_compose_5tap)(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, int width);
typedef void (*vertical_compose_9tap)(IDWTELEM *dst, IDWTELEM *b[8], int width);
typedef struct DWTContext {
IDWTELEM *buffer;
IDWTELEM *temp;
int width;
int height;
int stride;
int decomposition_count;
int support;
void (*spatial_compose)(struct DWTContext *cs, int level, int width, int height, int stride);
void (*vertical_compose_l0)();
void (*vertical_compose_h0)();
void (*vertical_compose_l1)();
void (*vertical_compose_h1)();
void (*vertical_compose)(); ///< one set of lowpass and highpass combined
void (*horizontal_compose)(IDWTELEM *b, IDWTELEM *tmp, int width);
void (*vertical_compose97i)(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, IDWTELEM *b5, int width);
void (*horizontal_compose97i)(IDWTELEM *b, int width);
void (*inner_add_yblock)(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8);
DWTCompose cs[MAX_DECOMPOSITIONS];
} DWTContext;
#define MAX_DECOMPOSITIONS 8
enum dwt_type {
DWT_SNOW_DAUB9_7,
DWT_SNOW_LEGALL5_3,
DWT_DIRAC_DD9_7,
DWT_DIRAC_LEGALL5_3,
DWT_DIRAC_DD13_7,
DWT_DIRAC_HAAR0,
DWT_DIRAC_HAAR1,
DWT_DIRAC_FIDELITY,
DWT_DIRAC_DAUB9_7,
DWT_NUM_TYPES
};
// -1 if an error occurred, e.g. the dwt_type isn't recognized
int ff_spatial_idwt_init2(DWTContext *d, IDWTELEM *buffer, int width, int height,
int stride, enum dwt_type type, int decomposition_count,
IDWTELEM *temp);
int ff_spatial_idwt2(IDWTELEM *buffer, int width, int height, int stride,
enum dwt_type type, int decomposition_count, IDWTELEM *temp);
void ff_spatial_idwt_slice2(DWTContext *d, int y);
// shared stuff for simd optimiztions
#define COMPOSE_53iL0(b0, b1, b2)\
(b1 - ((b0 + b2 + 2) >> 2))
#define COMPOSE_DIRAC53iH0(b0, b1, b2)\
(b1 + ((b0 + b2 + 1) >> 1))
#define COMPOSE_DD97iH0(b0, b1, b2, b3, b4)\
(b2 + ((-b0 + 9*b1 + 9*b3 - b4 + 8) >> 4))
#define COMPOSE_DD137iL0(b0, b1, b2, b3, b4)\
(b2 - ((-b0 + 9*b1 + 9*b3 - b4 + 16) >> 5))
#define COMPOSE_HAARiL0(b0, b1)\
(b0 - ((b1 + 1) >> 1))
#define COMPOSE_HAARiH0(b0, b1)\
(b0 + b1)
#define COMPOSE_FIDELITYiL0(b0, b1, b2, b3, b4, b5, b6, b7, b8)\
(b4 - ((-8*(b0+b8) + 21*(b1+b7) - 46*(b2+b6) + 161*(b3+b5) + 128) >> 8))
#define COMPOSE_FIDELITYiH0(b0, b1, b2, b3, b4, b5, b6, b7, b8)\
(b4 + ((-2*(b0+b8) + 10*(b1+b7) - 25*(b2+b6) + 81*(b3+b5) + 128) >> 8))
#define COMPOSE_DAUB97iL1(b0, b1, b2)\
(b1 - ((1817*(b0 + b2) + 2048) >> 12))
#define COMPOSE_DAUB97iH1(b0, b1, b2)\
(b1 - (( 113*(b0 + b2) + 64) >> 7))
#define COMPOSE_DAUB97iL0(b0, b1, b2)\
(b1 + (( 217*(b0 + b2) + 2048) >> 12))
#define COMPOSE_DAUB97iH0(b0, b1, b2)\
(b1 + ((6497*(b0 + b2) + 2048) >> 12))
#define DWT_97 0
#define DWT_53 1

7
libavcodec/x86/Makefile
View File

@ -9,6 +9,8 @@ YASM-OBJS-FFT-$(HAVE_SSE) += x86/fft_sse.o
YASM-OBJS-$(CONFIG_FFT) += x86/fft_mmx.o \
$(YASM-OBJS-FFT-yes)
YASM-OBJS-$(CONFIG_DWT) += x86/dwt_yasm.o
MMX-OBJS-$(CONFIG_H264DSP) += x86/h264dsp_mmx.o
YASM-OBJS-$(CONFIG_H264DSP) += x86/h264_deblock.o \
x86/h264_deblock_10bit.o \
@ -25,6 +27,8 @@ MMX-OBJS-$(CONFIG_RV40_DECODER) += x86/rv40dsp.o \
YASM-OBJS-$(CONFIG_VC1_DECODER) += x86/vc1dsp_yasm.o
#DISABLE_MMX YASM-OBJS-$(CONFIG_DIRAC_DECODER) += x86/diracdsp_mmx.o x86/diracdsp_yasm.o
MMX-OBJS-$(CONFIG_AC3DSP) += x86/ac3dsp_mmx.o
YASM-OBJS-$(CONFIG_AC3DSP) += x86/ac3dsp.o
MMX-OBJS-$(CONFIG_CAVS_DECODER) += x86/cavsdsp_mmx.o
@ -38,7 +42,8 @@ YASM-OBJS-$(CONFIG_PRORES_LGPL_DECODER) += x86/proresdsp.o
MMX-OBJS-$(CONFIG_PRORES_LGPL_DECODER) += x86/proresdsp-init.o
YASM-OBJS-$(CONFIG_PRORES_DECODER) += x86/proresdsp.o
MMX-OBJS-$(CONFIG_PRORES_DECODER) += x86/proresdsp-init.o
MMX-OBJS-$(CONFIG_DWT) += x86/snowdsp_mmx.o
MMX-OBJS-$(CONFIG_DWT) += x86/snowdsp_mmx.o \
x86/dwt.o
YASM-OBJS-$(CONFIG_V210_DECODER) += x86/v210.o
MMX-OBJS-$(CONFIG_V210_DECODER) += x86/v210-init.o
MMX-OBJS-$(CONFIG_VC1_DECODER) += x86/vc1dsp_mmx.o

95
libavcodec/x86/diracdsp_mmx.c Normal file
View File

@ -0,0 +1,95 @@
/*
* Copyright (C) 2010 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "dsputil_mmx.h"
#include "diracdsp_mmx.h"
void ff_put_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
void ff_put_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
void ff_put_signed_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
void ff_put_signed_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
#define HPEL_FILTER(MMSIZE, EXT) \
void ff_dirac_hpel_filter_v_ ## EXT(uint8_t *, uint8_t *, int, int);\
void ff_dirac_hpel_filter_h_ ## EXT(uint8_t *, uint8_t *, int);\
\
static void dirac_hpel_filter_ ## EXT(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc,\
uint8_t *src, int stride, int width, int height)\
{\
while( height-- )\
{\
ff_dirac_hpel_filter_v_ ## EXT(dstv-MMSIZE, src-MMSIZE, stride, width+MMSIZE+5);\
ff_dirac_hpel_filter_h_ ## EXT(dsth, src, width);\
ff_dirac_hpel_filter_h_ ## EXT(dstc, dstv, width);\
\
dsth += stride;\
dstv += stride;\
dstc += stride;\
src += stride;\
}\
}
#if !ARCH_X86_64
HPEL_FILTER(8, mmx)
#endif
HPEL_FILTER(16, sse2)
#define PIXFUNC(PFX, IDX, EXT) \
c->PFX ## _dirac_pixels_tab[0][IDX] = ff_ ## PFX ## _dirac_pixels8_ ## EXT; \
c->PFX ## _dirac_pixels_tab[1][IDX] = ff_ ## PFX ## _dirac_pixels16_ ## EXT; \
c->PFX ## _dirac_pixels_tab[2][IDX] = ff_ ## PFX ## _dirac_pixels32_ ## EXT
void ff_diracdsp_init_mmx(DiracDSPContext* c)
{
int mm_flags = av_get_cpu_flags();;
#if HAVE_YASM
c->add_dirac_obmc[0] = ff_add_dirac_obmc8_mmx;
#if !ARCH_X86_64
c->add_dirac_obmc[1] = ff_add_dirac_obmc16_mmx;
c->add_dirac_obmc[2] = ff_add_dirac_obmc32_mmx;
c->dirac_hpel_filter = dirac_hpel_filter_mmx;
c->add_rect_clamped = ff_add_rect_clamped_mmx;
c->put_signed_rect_clamped = ff_put_signed_rect_clamped_mmx;
#endif
#endif
PIXFUNC(put, 0, mmx);
PIXFUNC(avg, 0, mmx);
if (mm_flags & AV_CPU_FLAG_MMX2) {
PIXFUNC(avg, 0, mmx2);
}
if (mm_flags & AV_CPU_FLAG_SSE2) {
#if HAVE_YASM
c->dirac_hpel_filter = dirac_hpel_filter_sse2;
c->add_rect_clamped = ff_add_rect_clamped_sse2;
c->put_signed_rect_clamped = ff_put_signed_rect_clamped_sse2;
c->add_dirac_obmc[1] = ff_add_dirac_obmc16_sse2;
c->add_dirac_obmc[2] = ff_add_dirac_obmc32_sse2;
#endif
c->put_dirac_pixels_tab[1][0] = ff_put_dirac_pixels16_sse2;
c->avg_dirac_pixels_tab[1][0] = ff_avg_dirac_pixels16_sse2;
c->put_dirac_pixels_tab[2][0] = ff_put_dirac_pixels32_sse2;
c->avg_dirac_pixels_tab[2][0] = ff_avg_dirac_pixels32_sse2;
}
}

47
libavcodec/x86/diracdsp_mmx.h Normal file
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@ -0,0 +1,47 @@
/*
* Copyright (c) 2010 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_DIRACDSP_H
#define AVCODEC_X86_DIRACDSP_H
#include "libavcodec/diracdsp.h"
void ff_diracdsp_init_mmx(DiracDSPContext* c);
DECL_DIRAC_PIXOP(put, mmx);
DECL_DIRAC_PIXOP(avg, mmx);
DECL_DIRAC_PIXOP(avg, mmx2);
void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
void ff_add_rect_clamped_mmx(uint8_t *, const uint16_t *, int, const int16_t *, int, int, int);
void ff_add_rect_clamped_sse2(uint8_t *, const uint16_t *, int, const int16_t *, int, int, int);
void ff_add_dirac_obmc8_mmx(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
void ff_add_dirac_obmc16_mmx(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
void ff_add_dirac_obmc32_mmx(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
void ff_add_dirac_obmc16_sse2(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
void ff_add_dirac_obmc32_sse2(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
#endif

260
libavcodec/x86/diracdsp_yasm.asm Normal file
View File

@ -0,0 +1,260 @@
;******************************************************************************
;* Copyright (c) 2010 David Conrad
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* FFmpeg is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with FFmpeg; if not, write to the Free Software
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "x86inc.asm"
SECTION_RODATA
pw_3: times 8 dw 3
pw_7: times 8 dw 7
pw_16: times 8 dw 16
pw_32: times 8 dw 32
pb_128: times 16 db 128
section .text
%macro UNPACK_ADD 6
mov%5 %1, %3
mov%6 m5, %4
mova m4, %1
mova %2, m5
punpcklbw %1, m7
punpcklbw m5, m7
punpckhbw m4, m7
punpckhbw %2, m7
paddw %1, m5
paddw %2, m4
%endmacro
%macro HPEL_FILTER 1
; dirac_hpel_filter_v_sse2(uint8_t *dst, uint8_t *src, int stride, int width);
cglobal dirac_hpel_filter_v_%1, 4,6,8, dst, src, stride, width, src0, stridex3
mov src0q, srcq
lea stridex3q, [3*strideq]
sub src0q, stridex3q
pxor m7, m7
.loop:
; 7*(src[0] + src[1])
UNPACK_ADD m0, m1, [srcq], [srcq + strideq], a,a
pmullw m0, [pw_7]
pmullw m1, [pw_7]
; 3*( ... + src[-2] + src[3])
UNPACK_ADD m2, m3, [src0q + strideq], [srcq + stridex3q], a,a
paddw m0, m2
paddw m1, m3
pmullw m0, [pw_3]
pmullw m1, [pw_3]
; ... - 7*(src[-1] + src[2])
UNPACK_ADD m2, m3, [src0q + strideq*2], [srcq + strideq*2], a,a
pmullw m2, [pw_7]
pmullw m3, [pw_7]
psubw m0, m2
psubw m1, m3
; ... - (src[-3] + src[4])
UNPACK_ADD m2, m3, [src0q], [srcq + strideq*4], a,a
psubw m0, m2
psubw m1, m3
paddw m0, [pw_16]
paddw m1, [pw_16]
psraw m0, 5
psraw m1, 5
packuswb m0, m1
mova [dstq], m0
add dstq, mmsize
add srcq, mmsize
add src0q, mmsize
sub widthd, mmsize
jg .loop
RET
; dirac_hpel_filter_h_sse2(uint8_t *dst, uint8_t *src, int width);
cglobal dirac_hpel_filter_h_%1, 3,3,8, dst, src, width
dec widthd
pxor m7, m7
and widthd, ~(mmsize-1)
.loop:
; 7*(src[0] + src[1])
UNPACK_ADD m0, m1, [srcq + widthq], [srcq + widthq + 1], a,u
pmullw m0, [pw_7]
pmullw m1, [pw_7]
; 3*( ... + src[-2] + src[3])
UNPACK_ADD m2, m3, [srcq + widthq - 2], [srcq + widthq + 3], u,u
paddw m0, m2
paddw m1, m3
pmullw m0, [pw_3]
pmullw m1, [pw_3]
; ... - 7*(src[-1] + src[2])
UNPACK_ADD m2, m3, [srcq + widthq - 1], [srcq + widthq + 2], u,u
pmullw m2, [pw_7]
pmullw m3, [pw_7]
psubw m0, m2
psubw m1, m3
; ... - (src[-3] + src[4])
UNPACK_ADD m2, m3, [srcq + widthq - 3], [srcq + widthq + 4], u,u
psubw m0, m2
psubw m1, m3
paddw m0, [pw_16]
paddw m1, [pw_16]
psraw m0, 5
psraw m1, 5
packuswb m0, m1
mova [dstq + widthq], m0
sub widthd, mmsize
jge .loop
RET
%endmacro
%macro PUT_RECT 1
; void put_rect_clamped(uint8_t *dst, int dst_stride, int16_t *src, int src_stride, int width, int height)
cglobal put_signed_rect_clamped_%1, 5,7,3, dst, dst_stride, src, src_stride, w, dst2, src2
mova m0, [pb_128]
add wd, (mmsize-1)
and wd, ~(mmsize-1)
%ifdef ARCH_X86_64
mov r10d, r5m
mov r11d, wd
%define wspill r11d
%define hd r10d
%else
mov r4m, wd
%define wspill r4m
%define hd r5mp
%endif
.loopy
lea src2q, [srcq+src_strideq*2]
lea dst2q, [dstq+dst_strideq]
.loopx:
sub wd, mmsize
mova m1, [srcq +2*wq]
mova m2, [src2q+2*wq]
packsswb m1, [srcq +2*wq+mmsize]
packsswb m2, [src2q+2*wq+mmsize]
paddb m1, m0
paddb m2, m0
mova [dstq +wq], m1
mova [dst2q+wq], m2
jg .loopx
lea srcq, [srcq+src_strideq*4]
lea dstq, [dstq+dst_strideq*2]
sub hd, 2
mov wd, wspill
jg .loopy
RET
%endm
%macro ADD_RECT 1
; void add_rect_clamped(uint8_t *dst, uint16_t *src, int stride, int16_t *idwt, int idwt_stride, int width, int height)
cglobal add_rect_clamped_%1, 7,7,3, dst, src, stride, idwt, idwt_stride, w, h
mova m0, [pw_32]
add wd, (mmsize-1)
and wd, ~(mmsize-1)
%ifdef ARCH_X86_64
mov r11d, wd
%define wspill r11d
%else
mov r5m, wd
%define wspill r5m
%endif
.loop:
sub wd, mmsize
movu m1, [srcq +2*wq] ; FIXME: ensure alignment
paddw m1, m0
psraw m1, 6
movu m2, [srcq +2*wq+mmsize] ; FIXME: ensure alignment
paddw m2, m0
psraw m2, 6
paddw m1, [idwtq+2*wq]
paddw m2, [idwtq+2*wq+mmsize]
packuswb m1, m2
mova [dstq +wq], m1
jg .loop
lea srcq, [srcq + 2*strideq]
add dstq, strideq
lea idwtq, [idwtq+ 2*idwt_strideq]
sub hd, 1
mov wd, wspill
jg .loop
RET
%endm
%macro ADD_OBMC 2
; void add_obmc(uint16_t *dst, uint8_t *src, int stride, uint8_t *obmc_weight, int yblen)
cglobal add_dirac_obmc%1_%2, 6,6,5, dst, src, stride, obmc, yblen
pxor m4, m4
.loop:
%assign i 0
%rep %1 / mmsize
mova m0, [srcq+i]
mova m1, m0
punpcklbw m0, m4
punpckhbw m1, m4
mova m2, [obmcq+i]
mova m3, m2
punpcklbw m2, m4
punpckhbw m3, m4
pmullw m0, m2
pmullw m1, m3
movu m2, [dstq+2*i]
movu m3, [dstq+2*i+mmsize]
paddw m0, m2
paddw m1, m3
movu [dstq+2*i], m0
movu [dstq+2*i+mmsize], m1
%assign i i+mmsize
%endrep
lea srcq, [srcq+strideq]
lea dstq, [dstq+2*strideq]
add obmcq, 32
sub yblend, 1
jg .loop
RET
%endm
INIT_MMX
%ifndef ARCH_X86_64
PUT_RECT mmx
ADD_RECT mmx
HPEL_FILTER mmx
ADD_OBMC 32, mmx
ADD_OBMC 16, mmx
%endif
ADD_OBMC 8, mmx
INIT_XMM
PUT_RECT sse2
ADD_RECT sse2
HPEL_FILTER sse2
ADD_OBMC 32, sse2
ADD_OBMC 16, sse2

41
libavcodec/x86/dsputil_mmx.c
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@ -31,6 +31,7 @@
#include "libavcodec/ac3dec.h"
#include "dsputil_mmx.h"
#include "idct_xvid.h"
#include "diracdsp_mmx.h"
//#undef NDEBUG
//#include <assert.h>
@ -1902,6 +1903,46 @@ static void put_vp_no_rnd_pixels16_l2_mmx(uint8_t *dst, const uint8_t *a, const
put_vp_no_rnd_pixels8_l2_mmx(dst+8, a+8, b+8, stride, h);
}
#if CONFIG_DIRAC_DECODER
#define DIRAC_PIXOP(OPNAME, EXT)\
void ff_ ## OPNAME ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels8_ ## EXT(dst, src[0], stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_ ## EXT(dst, src[0], stride, h);\
}\
void ff_ ## OPNAME ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
{\
OPNAME ## _pixels16_ ## EXT(dst , src[0] , stride, h);\
OPNAME ## _pixels16_ ## EXT(dst+16, src[0]+16, stride, h);\
}
DIRAC_PIXOP(put, mmx)
DIRAC_PIXOP(avg, mmx)
DIRAC_PIXOP(avg, mmx2)
void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
{
put_pixels16_sse2(dst, src[0], stride, h);
}
void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
{
avg_pixels16_sse2(dst, src[0], stride, h);
}
void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
{
put_pixels16_sse2(dst , src[0] , stride, h);
put_pixels16_sse2(dst+16, src[0]+16, stride, h);
}
void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
{
avg_pixels16_sse2(dst , src[0] , stride, h);
avg_pixels16_sse2(dst+16, src[0]+16, stride, h);
}
#endif
/* XXX: those functions should be suppressed ASAP when all IDCTs are
converted */
#if CONFIG_GPL

195
libavcodec/x86/dwt.c Normal file
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@ -0,0 +1,195 @@
/*
* MMX optimized discrete wavelet transform
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
* Copyright (c) 2010 David Conrad
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/x86_cpu.h"
#include "dsputil_mmx.h"
#include "dwt.h"
#define COMPOSE_VERTICAL(ext, align) \
void ff_vertical_compose53iL0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width); \
void ff_vertical_compose_dirac53iH0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width); \
void ff_vertical_compose_dd137iL0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, int width); \
void ff_vertical_compose_dd97iH0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, int width); \
void ff_vertical_compose_haar##ext(IDWTELEM *b0, IDWTELEM *b1, int width); \
\
static void vertical_compose53iL0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width) \
{ \
int i, width_align = width&~(align-1); \
\
for(i=width_align; i<width; i++) \
b1[i] = COMPOSE_53iL0(b0[i], b1[i], b2[i]); \
\
ff_vertical_compose53iL0##ext(b0, b1, b2, width_align); \
} \
\
static void vertical_compose_dirac53iH0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, int width) \
{ \
int i, width_align = width&~(align-1); \
\
for(i=width_align; i<width; i++) \
b1[i] = COMPOSE_DIRAC53iH0(b0[i], b1[i], b2[i]); \
\
ff_vertical_compose_dirac53iH0##ext(b0, b1, b2, width_align); \
} \
\
static void vertical_compose_dd137iL0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, \
IDWTELEM *b3, IDWTELEM *b4, int width) \
{ \
int i, width_align = width&~(align-1); \
\
for(i=width_align; i<width; i++) \
b2[i] = COMPOSE_DD137iL0(b0[i], b1[i], b2[i], b3[i], b4[i]); \
\
ff_vertical_compose_dd137iL0##ext(b0, b1, b2, b3, b4, width_align); \
} \
\
static void vertical_compose_dd97iH0##ext(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, \
IDWTELEM *b3, IDWTELEM *b4, int width) \
{ \
int i, width_align = width&~(align-1); \
\
for(i=width_align; i<width; i++) \
b2[i] = COMPOSE_DD97iH0(b0[i], b1[i], b2[i], b3[i], b4[i]); \
\
ff_vertical_compose_dd97iH0##ext(b0, b1, b2, b3, b4, width_align); \
} \
static void vertical_compose_haar##ext(IDWTELEM *b0, IDWTELEM *b1, int width) \
{ \
int i, width_align = width&~(align-1); \
\
for(i=width_align; i<width; i++) { \
b0[i] = COMPOSE_HAARiL0(b0[i], b1[i]); \
b1[i] = COMPOSE_HAARiH0(b1[i], b0[i]); \
} \
\
ff_vertical_compose_haar##ext(b0, b1, width_align); \
} \
\
#if HAVE_YASM
#if !ARCH_X86_64
COMPOSE_VERTICAL(_mmx, 4)
#endif
COMPOSE_VERTICAL(_sse2, 8)
#endif
void ff_horizontal_compose_dd97i_ssse3(IDWTELEM *b, IDWTELEM *tmp, int w);
void ff_horizontal_compose_haar0i_mmx(IDWTELEM *b, IDWTELEM *tmp, int w);
void ff_horizontal_compose_haar1i_mmx(IDWTELEM *b, IDWTELEM *tmp, int w);
void ff_horizontal_compose_haar0i_sse2(IDWTELEM *b, IDWTELEM *tmp, int w);
void ff_horizontal_compose_haar1i_sse2(IDWTELEM *b, IDWTELEM *tmp, int w);
void ff_horizontal_compose_dd97i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x)
{
for (; x < w2; x++) {
b[2*x ] = (tmp[x] + 1)>>1;
b[2*x+1] = (COMPOSE_DD97iH0(tmp[x-1], tmp[x], b[x+w2], tmp[x+1], tmp[x+2]) + 1)>>1;
}
}
void ff_horizontal_compose_haar0i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x)
{
for (; x < w2; x++) {
b[2*x ] = tmp[x];
b[2*x+1] = COMPOSE_HAARiH0(b[x+w2], tmp[x]);
}
}
void ff_horizontal_compose_haar1i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x)
{
for (; x < w2; x++) {
b[2*x ] = (tmp[x] + 1)>>1;
b[2*x+1] = (COMPOSE_HAARiH0(b[x+w2], tmp[x]) + 1)>>1;
}
}
void ff_spatial_idwt_init_mmx(DWTContext *d, enum dwt_type type)
{
#if HAVE_YASM
int mm_flags = av_get_cpu_flags();;
#if !ARCH_X86_64
if (!(mm_flags & AV_CPU_FLAG_MMX))
return;
switch (type) {
case DWT_DIRAC_DD9_7:
d->vertical_compose_l0 = vertical_compose53iL0_mmx;
d->vertical_compose_h0 = vertical_compose_dd97iH0_mmx;
break;
case DWT_DIRAC_LEGALL5_3:
d->vertical_compose_l0 = vertical_compose53iL0_mmx;
d->vertical_compose_h0 = vertical_compose_dirac53iH0_mmx;
break;
case DWT_DIRAC_DD13_7:
d->vertical_compose_l0 = vertical_compose_dd137iL0_mmx;
d->vertical_compose_h0 = vertical_compose_dd97iH0_mmx;
break;
case DWT_DIRAC_HAAR0:
d->vertical_compose = vertical_compose_haar_mmx;
d->horizontal_compose = ff_horizontal_compose_haar0i_mmx;
break;
case DWT_DIRAC_HAAR1:
d->vertical_compose = vertical_compose_haar_mmx;
d->horizontal_compose = ff_horizontal_compose_haar1i_mmx;
break;
}
#endif
if (!(mm_flags & AV_CPU_FLAG_SSE2))
return;
switch (type) {
case DWT_DIRAC_DD9_7:
d->vertical_compose_l0 = vertical_compose53iL0_sse2;
d->vertical_compose_h0 = vertical_compose_dd97iH0_sse2;
break;
case DWT_DIRAC_LEGALL5_3:
d->vertical_compose_l0 = vertical_compose53iL0_sse2;
d->vertical_compose_h0 = vertical_compose_dirac53iH0_sse2;
break;
case DWT_DIRAC_DD13_7:
d->vertical_compose_l0 = vertical_compose_dd137iL0_sse2;
d->vertical_compose_h0 = vertical_compose_dd97iH0_sse2;
break;
case DWT_DIRAC_HAAR0:
d->vertical_compose = vertical_compose_haar_sse2;
d->horizontal_compose = ff_horizontal_compose_haar0i_sse2;
break;
case DWT_DIRAC_HAAR1:
d->vertical_compose = vertical_compose_haar_sse2;
d->horizontal_compose = ff_horizontal_compose_haar1i_sse2;
break;
}
if (!(mm_flags & AV_CPU_FLAG_SSSE3))
return;
switch (type) {
case DWT_DIRAC_DD9_7:
d->horizontal_compose = ff_horizontal_compose_dd97i_ssse3;
break;
}
#endif // HAVE_YASM
}

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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_DWT_H
#define AVCODEC_X86_DWT_H
#include "libavcodec/dwt.h"
void ff_horizontal_compose_dd97i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x);
void ff_horizontal_compose_haar1i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x);
void ff_horizontal_compose_haar0i_end_c(IDWTELEM *b, IDWTELEM *tmp, int w2, int x);
void ff_spatial_idwt_init_mmx(DWTContext *d, enum dwt_type type);
#endif

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;******************************************************************************
;* MMX optimized discrete wavelet trasnform
;* Copyright (c) 2010 David Conrad
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* FFmpeg is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with FFmpeg; if not, write to the Free Software
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "x86inc.asm"
cextern horizontal_compose_dd97i_end_c
cextern horizontal_compose_haar0i_end_c
cextern horizontal_compose_haar1i_end_c
SECTION_RODATA
pw_1: times 8 dw 1
pw_2: times 8 dw 2
pw_8: times 8 dw 8
pw_16: times 8 dw 16
pw_1991: times 4 dw 9,-1
section .text
; %1 -= (%2 + %3 + 2)>>2 %4 is pw_2
%macro COMPOSE_53iL0 4
paddw %2, %3
paddw %2, %4
psraw %2, 2
psubw %1, %2
%endm
; m1 = %1 + (-m0 + 9*m1 + 9*%2 -%3 + 8)>>4
; if %4 is supplied, %1 is loaded unaligned from there
; m2: clobbered m3: pw_8 m4: pw_1991
%macro COMPOSE_DD97iH0 3-4
paddw m0, %3
paddw m1, %2
psubw m0, m3
mova m2, m1
punpcklwd m1, m0
punpckhwd m2, m0
pmaddwd m1, m4
pmaddwd m2, m4
%if %0 > 3
movu %1, %4
%endif
psrad m1, 4
psrad m2, 4
packssdw m1, m2
paddw m1, %1
%endm
%macro COMPOSE_VERTICAL 1
; void vertical_compose53iL0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
; int width)
cglobal vertical_compose53iL0_%1, 4,4,1, b0, b1, b2, width
mova m2, [pw_2]
.loop:
sub widthd, mmsize/2
mova m1, [b0q+2*widthq]
mova m0, [b1q+2*widthq]
COMPOSE_53iL0 m0, m1, [b2q+2*widthq], m2
mova [b1q+2*widthq], m0
jg .loop
REP_RET
; void vertical_compose_dirac53iH0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
; int width)
cglobal vertical_compose_dirac53iH0_%1, 4,4,1, b0, b1, b2, width
mova m1, [pw_1]
.loop:
sub widthd, mmsize/2
mova m0, [b0q+2*widthq]
paddw m0, [b2q+2*widthq]
paddw m0, m1
psraw m0, 1
paddw m0, [b1q+2*widthq]
mova [b1q+2*widthq], m0
jg .loop
REP_RET
; void vertical_compose_dd97iH0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
; IDWTELEM *b3, IDWTELEM *b4, int width)
cglobal vertical_compose_dd97iH0_%1, 6,6,5, b0, b1, b2, b3, b4, width
mova m3, [pw_8]
mova m4, [pw_1991]
.loop:
sub widthd, mmsize/2
mova m0, [b0q+2*widthq]
mova m1, [b1q+2*widthq]
COMPOSE_DD97iH0 [b2q+2*widthq], [b3q+2*widthq], [b4q+2*widthq]
mova [b2q+2*widthq], m1
jg .loop
REP_RET
; void vertical_compose_dd137iL0(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
; IDWTELEM *b3, IDWTELEM *b4, int width)
cglobal vertical_compose_dd137iL0_%1, 6,6,6, b0, b1, b2, b3, b4, width
mova m3, [pw_16]
mova m4, [pw_1991]
.loop:
sub widthd, mmsize/2
mova m0, [b0q+2*widthq]
mova m1, [b1q+2*widthq]
mova m5, [b2q+2*widthq]
paddw m0, [b4q+2*widthq]
paddw m1, [b3q+2*widthq]
psubw m0, m3
mova m2, m1
punpcklwd m1, m0
punpckhwd m2, m0
pmaddwd m1, m4
pmaddwd m2, m4
psrad m1, 5
psrad m2, 5
packssdw m1, m2
psubw m5, m1
mova [b2q+2*widthq], m5
jg .loop
REP_RET
; void vertical_compose_haar(IDWTELEM *b0, IDWTELEM *b1, int width)
cglobal vertical_compose_haar_%1, 3,4,3, b0, b1, width
mova m3, [pw_1]
.loop:
sub widthd, mmsize/2
mova m1, [b1q+2*widthq]
mova m0, [b0q+2*widthq]
mova m2, m1
paddw m1, m3
psraw m1, 1
psubw m0, m1
mova [b0q+2*widthq], m0
paddw m2, m0
mova [b1q+2*widthq], m2
jg .loop
REP_RET
%endmacro
; extend the left and right edges of the tmp array by %1 and %2 respectively
%macro EDGE_EXTENSION 3
mov %3, [tmpq]
%assign %%i 1
%rep %1
mov [tmpq-2*%%i], %3
%assign %%i %%i+1
%endrep
mov %3, [tmpq+2*w2q-2]
%assign %%i 0
%rep %2
mov [tmpq+2*w2q+2*%%i], %3
%assign %%i %%i+1
%endrep
%endmacro
; On x86-64 this does a tail call to the C function to do the final bit
; x86-32 doesn't because isn't enough stack space for the additional argument x
%macro END_HORIZONTAL 1
shr wd, 1
%ifdef ARCH_X86_64
RET ;This RET was a CLEANUP call
jmp %1
%else
push xd
push wd
push tmpd
push bd
call %1
add esp, 16
RET
%endif
%endmacro
%macro HAAR_HORIZONTAL 2
; void horizontal_compose_haari(IDWTELEM *b, IDWTELEM *tmp, int width)
cglobal horizontal_compose_haar%2i_%1, 3,6,4, b, tmp, w, x, w2, b_w2
mov w2d, wd
xor xd, xd
shr w2d, 1
lea b_w2q, [bq+wq]
mova m3, [pw_1]
.lowpass_loop:
movu m1, [b_w2q + 2*xq]
mova m0, [bq + 2*xq]
paddw m1, m3
psraw m1, 1
psubw m0, m1
mova [tmpq + 2*xq], m0
add xd, mmsize/2
cmp xd, w2d
jl .lowpass_loop
xor xd, xd
and w2d, ~(mmsize/2 - 1)
cmp w2d, mmsize/2
jl .end
.highpass_loop:
mova m1, [b_w2q + 2*xq]
mova m0, [tmpq + 2*xq]
paddw m1, m0
; shift and interleave
%if %2 == 1
paddw m0, m3
paddw m1, m3
psraw m0, 1
psraw m1, 1
%endif
mova m2, m0
punpcklwd m0, m1
punpckhwd m2, m1
mova [bq+4*xq], m0
mova [bq+4*xq+mmsize], m2
add xd, mmsize/2
cmp xd, w2d
jl .highpass_loop
.end:
END_HORIZONTAL horizontal_compose_haar%2i_end_c
%endmacro
INIT_XMM
; void horizontal_compose_dd97i(IDWTELEM *b, IDWTELEM *tmp, int width)
cglobal horizontal_compose_dd97i_ssse3, 3,6,8, b, tmp, w, x, w2, b_w2
mov w2d, wd
xor xd, xd
shr w2d, 1
lea b_w2q, [bq+wq]
movu m4, [bq+wq]
mova m7, [pw_2]
pslldq m4, 14
.lowpass_loop:
movu m1, [b_w2q + 2*xq]
mova m0, [bq + 2*xq]
mova m2, m1
palignr m1, m4, 14
mova m4, m2
COMPOSE_53iL0 m0, m1, m2, m7
mova [tmpq + 2*xq], m0
add xd, mmsize/2
cmp xd, w2d
jl .lowpass_loop
EDGE_EXTENSION 1, 2, xw
; leave the last up to 7 (sse) or 3 (mmx) values for C
xor xd, xd
and w2d, ~(mmsize/2 - 1)
cmp w2d, mmsize/2
jl .end
mova m7, [tmpq-mmsize]
mova m0, [tmpq]
mova m5, [pw_1]
mova m3, [pw_8]
mova m4, [pw_1991]
.highpass_loop:
mova m6, m0
palignr m0, m7, 14
mova m7, [tmpq + 2*xq + 16]
mova m1, m7
mova m2, m7
palignr m1, m6, 2
palignr m2, m6, 4
COMPOSE_DD97iH0 m0, m6, m2, [b_w2q + 2*xq]
mova m0, m7
mova m7, m6
; shift and interleave
paddw m6, m5
paddw m1, m5
psraw m6, 1
psraw m1, 1
mova m2, m6
punpcklwd m6, m1
punpckhwd m2, m1
mova [bq+4*xq], m6
mova [bq+4*xq+mmsize], m2
add xd, mmsize/2
cmp xd, w2d
jl .highpass_loop
.end:
END_HORIZONTAL horizontal_compose_dd97i_end_c
%ifndef ARCH_X86_64
INIT_MMX
COMPOSE_VERTICAL mmx
HAAR_HORIZONTAL mmx, 0
HAAR_HORIZONTAL mmx, 1
%endif
;;INIT_XMM
INIT_XMM
COMPOSE_VERTICAL sse2
HAAR_HORIZONTAL sse2, 0
HAAR_HORIZONTAL sse2, 1