6ea7e6516a
decodable with the mlib IDCT. If anyone knows of other IDCTs which are not binary identical to a widely available one, ensure that they are not used by default. Such IDCTs should never have been default anyway, but possibly something slipped through the reviews ... Originally committed as revision 12666 to svn://svn.ffmpeg.org/ffmpeg/trunk
465 lines
11 KiB
C
465 lines
11 KiB
C
/*
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* Sun mediaLib optimized DSP utils
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* Copyright (c) 2001 Fabrice Bellard.
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "dsputil.h"
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#include "mpegvideo.h"
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#include <mlib_types.h>
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#include <mlib_status.h>
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#include <mlib_sys.h>
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#include <mlib_algebra.h>
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#include <mlib_video.h>
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/* misc */
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static void get_pixels_mlib(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
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{
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int i;
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for (i=0;i<8;i++) {
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mlib_VectorConvert_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)pixels, 8);
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pixels += line_size;
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block += 8;
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}
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}
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static void diff_pixels_mlib(DCTELEM *restrict block, const uint8_t *s1, const uint8_t *s2, int line_size)
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{
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int i;
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for (i=0;i<8;i++) {
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mlib_VectorSub_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)s1, (mlib_u8 *)s2, 8);
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s1 += line_size;
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s2 += line_size;
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block += 8;
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}
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}
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static void add_pixels_clamped_mlib(const DCTELEM *block, uint8_t *pixels, int line_size)
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{
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mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
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}
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/* put block, width 16 pixel, height 8/16 */
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static void put_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoCopyRef_U8_U8_16x8(dest, (uint8_t *)ref, stride);
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break;
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case 16:
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mlib_VideoCopyRef_U8_U8_16x16(dest, (uint8_t *)ref, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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/* put block, width 8 pixel, height 4/8/16 */
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static void put_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoCopyRef_U8_U8_8x4(dest, (uint8_t *)ref, stride);
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break;
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case 8:
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mlib_VideoCopyRef_U8_U8_8x8(dest, (uint8_t *)ref, stride);
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break;
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case 16:
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mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void put_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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/* average block, width 16 pixel, height 8/16 */
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static void avg_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoCopyRefAve_U8_U8_16x8(dest, (uint8_t *)ref, stride);
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break;
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case 16:
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mlib_VideoCopyRefAve_U8_U8_16x16(dest, (uint8_t *)ref, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpAveX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpAveY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 8:
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mlib_VideoInterpAveXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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/* average block, width 8 pixel, height 4/8/16 */
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static void avg_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoCopyRefAve_U8_U8_8x4(dest, (uint8_t *)ref, stride);
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break;
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case 8:
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mlib_VideoCopyRefAve_U8_U8_8x8(dest, (uint8_t *)ref, stride);
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break;
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case 16:
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mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpAveX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpAveX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpAveY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpAveY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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static void avg_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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switch (height) {
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case 4:
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mlib_VideoInterpAveXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
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break;
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case 8:
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mlib_VideoInterpAveXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
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break;
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case 16:
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mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
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break;
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default:
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assert(0);
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}
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}
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/* swap byte order of a buffer */
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static void bswap_buf_mlib(uint32_t *dst, const uint32_t *src, int w)
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{
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mlib_VectorReverseByteOrder_U32_U32(dst, src, w);
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}
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/* transformations */
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static void ff_idct_put_mlib(uint8_t *dest, int line_size, DCTELEM *data)
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{
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int i;
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uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
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mlib_VideoIDCT8x8_S16_S16 (data, data);
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for(i=0;i<8;i++) {
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dest[0] = cm[data[0]];
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dest[1] = cm[data[1]];
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dest[2] = cm[data[2]];
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dest[3] = cm[data[3]];
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dest[4] = cm[data[4]];
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dest[5] = cm[data[5]];
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dest[6] = cm[data[6]];
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dest[7] = cm[data[7]];
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dest += line_size;
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data += 8;
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}
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}
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static void ff_idct_add_mlib(uint8_t *dest, int line_size, DCTELEM *data)
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{
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mlib_VideoIDCT8x8_S16_S16 (data, data);
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mlib_VideoAddBlock_U8_S16(dest, (mlib_s16 *)data, line_size);
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}
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static void ff_idct_mlib(DCTELEM *data)
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{
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mlib_VideoIDCT8x8_S16_S16 (data, data);
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}
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static void ff_fdct_mlib(DCTELEM *data)
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{
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mlib_VideoDCT8x8_S16_S16 (data, data);
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}
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void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx)
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{
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c->get_pixels = get_pixels_mlib;
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c->diff_pixels = diff_pixels_mlib;
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c->add_pixels_clamped = add_pixels_clamped_mlib;
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c->put_pixels_tab[0][0] = put_pixels16_mlib;
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c->put_pixels_tab[0][1] = put_pixels16_x2_mlib;
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c->put_pixels_tab[0][2] = put_pixels16_y2_mlib;
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c->put_pixels_tab[0][3] = put_pixels16_xy2_mlib;
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c->put_pixels_tab[1][0] = put_pixels8_mlib;
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c->put_pixels_tab[1][1] = put_pixels8_x2_mlib;
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c->put_pixels_tab[1][2] = put_pixels8_y2_mlib;
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c->put_pixels_tab[1][3] = put_pixels8_xy2_mlib;
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c->avg_pixels_tab[0][0] = avg_pixels16_mlib;
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c->avg_pixels_tab[0][1] = avg_pixels16_x2_mlib;
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c->avg_pixels_tab[0][2] = avg_pixels16_y2_mlib;
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c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mlib;
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c->avg_pixels_tab[1][0] = avg_pixels8_mlib;
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c->avg_pixels_tab[1][1] = avg_pixels8_x2_mlib;
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c->avg_pixels_tab[1][2] = avg_pixels8_y2_mlib;
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c->avg_pixels_tab[1][3] = avg_pixels8_xy2_mlib;
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c->put_no_rnd_pixels_tab[0][0] = put_pixels16_mlib;
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c->put_no_rnd_pixels_tab[1][0] = put_pixels8_mlib;
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c->bswap_buf = bswap_buf_mlib;
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}
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void MPV_common_init_mlib(MpegEncContext *s)
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{
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if(s->avctx->dct_algo==FF_DCT_AUTO || s->avctx->dct_algo==FF_DCT_MLIB){
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s->dsp.fdct = ff_fdct_mlib;
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}
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if(s->avctx->idct_algo==FF_IDCT_MLIB){
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s->dsp.idct_put= ff_idct_put_mlib;
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s->dsp.idct_add= ff_idct_add_mlib;
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s->dsp.idct = ff_idct_mlib;
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s->dsp.idct_permutation_type= FF_NO_IDCT_PERM;
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}
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}
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