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FFmpeg/libavcodec/mlib/dsputil_mlib.c

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/*
* Sun mediaLib optimized DSP utils
* Copyright (c) 2001 Fabrice Bellard
*
* 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 "libavcodec/dsputil.h"
#include "libavcodec/mpegvideo.h"
#include <mlib_types.h>
#include <mlib_status.h>
#include <mlib_sys.h>
#include <mlib_algebra.h>
#include <mlib_video.h>
/* misc */
static void get_pixels_mlib(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
{
int i;
for (i=0;i<8;i++) {
mlib_VectorConvert_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)pixels, 8);
pixels += line_size;
block += 8;
}
}
static void diff_pixels_mlib(DCTELEM *restrict block, const uint8_t *s1, const uint8_t *s2, int line_size)
{
int i;
for (i=0;i<8;i++) {
mlib_VectorSub_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)s1, (mlib_u8 *)s2, 8);
s1 += line_size;
s2 += line_size;
block += 8;
}
}
static void add_pixels_clamped_mlib(const DCTELEM *block, uint8_t *pixels, int line_size)
{
mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
}
/* put block, width 16 pixel, height 8/16 */
static void put_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoCopyRef_U8_U8_16x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRef_U8_U8_16x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* put block, width 8 pixel, height 4/8/16 */
static void put_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoCopyRef_U8_U8_8x4(dest, (uint8_t *)ref, stride);
break;
case 8:
mlib_VideoCopyRef_U8_U8_8x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* average block, width 16 pixel, height 8/16 */
static void avg_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoCopyRefAve_U8_U8_16x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRefAve_U8_U8_16x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpAveX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpAveY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 8:
mlib_VideoInterpAveXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* average block, width 8 pixel, height 4/8/16 */
static void avg_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoCopyRefAve_U8_U8_8x4(dest, (uint8_t *)ref, stride);
break;
case 8:
mlib_VideoCopyRefAve_U8_U8_8x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpAveX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpAveY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
switch (height) {
case 4:
mlib_VideoInterpAveXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* swap byte order of a buffer */
static void bswap_buf_mlib(uint32_t *dst, const uint32_t *src, int w)
{
mlib_VectorReverseByteOrder_U32_U32(dst, src, w);
}
/* transformations */
static void ff_idct_put_mlib(uint8_t *dest, int line_size, DCTELEM *data)
{
int i;
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
mlib_VideoIDCT8x8_S16_S16 (data, data);
for(i=0;i<8;i++) {
dest[0] = cm[data[0]];
dest[1] = cm[data[1]];
dest[2] = cm[data[2]];
dest[3] = cm[data[3]];
dest[4] = cm[data[4]];
dest[5] = cm[data[5]];
dest[6] = cm[data[6]];
dest[7] = cm[data[7]];
dest += line_size;
data += 8;
}
}
static void ff_idct_add_mlib(uint8_t *dest, int line_size, DCTELEM *data)
{
mlib_VideoIDCT8x8_S16_S16 (data, data);
mlib_VideoAddBlock_U8_S16(dest, (mlib_s16 *)data, line_size);
}
static void ff_idct_mlib(DCTELEM *data)
{
mlib_VideoIDCT8x8_S16_S16 (data, data);
}
static void ff_fdct_mlib(DCTELEM *data)
{
mlib_VideoDCT8x8_S16_S16 (data, data);
}
void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx)
{
const int high_bit_depth = avctx->bits_per_raw_sample > 8;
c->diff_pixels = diff_pixels_mlib;
c->add_pixels_clamped = add_pixels_clamped_mlib;
if (!high_bit_depth) {
c->get_pixels = get_pixels_mlib;
c->put_pixels_tab[0][0] = put_pixels16_mlib;
c->put_pixels_tab[0][1] = put_pixels16_x2_mlib;
c->put_pixels_tab[0][2] = put_pixels16_y2_mlib;
c->put_pixels_tab[0][3] = put_pixels16_xy2_mlib;
c->put_pixels_tab[1][0] = put_pixels8_mlib;
c->put_pixels_tab[1][1] = put_pixels8_x2_mlib;
c->put_pixels_tab[1][2] = put_pixels8_y2_mlib;
c->put_pixels_tab[1][3] = put_pixels8_xy2_mlib;
c->avg_pixels_tab[0][0] = avg_pixels16_mlib;
c->avg_pixels_tab[0][1] = avg_pixels16_x2_mlib;
c->avg_pixels_tab[0][2] = avg_pixels16_y2_mlib;
c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mlib;
c->avg_pixels_tab[1][0] = avg_pixels8_mlib;
c->avg_pixels_tab[1][1] = avg_pixels8_x2_mlib;
c->avg_pixels_tab[1][2] = avg_pixels8_y2_mlib;
c->avg_pixels_tab[1][3] = avg_pixels8_xy2_mlib;
c->put_no_rnd_pixels_tab[0][0] = put_pixels16_mlib;
c->put_no_rnd_pixels_tab[1][0] = put_pixels8_mlib;
}
c->bswap_buf = bswap_buf_mlib;
}
void MPV_common_init_mlib(MpegEncContext *s)
{
if(s->avctx->dct_algo==FF_DCT_AUTO || s->avctx->dct_algo==FF_DCT_MLIB){
s->dsp.fdct = ff_fdct_mlib;
}
if(s->avctx->idct_algo==FF_IDCT_MLIB){
s->dsp.idct_put= ff_idct_put_mlib;
s->dsp.idct_add= ff_idct_add_mlib;
s->dsp.idct = ff_idct_mlib;
s->dsp.idct_permutation_type= FF_NO_IDCT_PERM;
}
}