dsputil_mlib.c
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上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:11k
源码类别:
Windows CE
开发平台:
C/C++
- /*
- * Sun mediaLib optimized DSP utils
- * Copyright (c) 2001 Fabrice Bellard.
- *
- * This library 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 of the License, or (at your option) any later version.
- *
- * This library 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 this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #include "../dsputil.h"
- #include "../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, 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 = 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)
- {
- c->get_pixels = get_pixels_mlib;
- c->diff_pixels = diff_pixels_mlib;
- c->add_pixels_clamped = add_pixels_clamped_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_AUTO || 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;
- }
- }