diff options
| author | povaddict <povaddict@users.sourceforge.net> | 2010-02-10 02:16:44 +0300 |
|---|---|---|
| committer | povaddict <povaddict@users.sourceforge.net> | 2010-02-10 02:16:44 +0300 |
| commit | 726a91b12a7524e45e7a901c9e4883af5b1bffe6 (patch) | |
| tree | f5d25e3b2e84c92f4901280c73d5d3d7e6c3cd19 /src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h | |
| parent | 02183f6e47ad4ea1057de9950482f291f2ae4290 (diff) | |
Rename several directories to use MixedCase instead of lowercase.
They now mostly match the case used in #includes,
and they're consistent with the names of the .h files they contain.
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@1648 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h')
| -rw-r--r-- | src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h | 975 |
1 files changed, 975 insertions, 0 deletions
diff --git a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h new file mode 100644 index 000000000..3786102dd --- /dev/null +++ b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/dsputil.h @@ -0,0 +1,975 @@ +/*
+ * DSP utils
+ * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * 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/dsputil.h
+ * DSP utils.
+ * note, many functions in here may use MMX which trashes the FPU state, it is
+ * absolutely necessary to call emms_c() between dsp & float/double code
+ */
+
+#ifndef AVCODEC_DSPUTIL_H
+#define AVCODEC_DSPUTIL_H
+
+#include "libavutil/intreadwrite.h"
+#include "avcodec.h"
+
+
+//#define DEBUG
+/* dct code */
+typedef short DCTELEM;
+typedef int DWTELEM;
+typedef short IDWTELEM;
+
+void fdct_ifast (DCTELEM *data);
+void fdct_ifast248 (DCTELEM *data);
+void ff_jpeg_fdct_islow (DCTELEM *data);
+void ff_fdct248_islow (DCTELEM *data);
+
+void j_rev_dct (DCTELEM *data);
+void j_rev_dct4 (DCTELEM *data);
+void j_rev_dct2 (DCTELEM *data);
+void j_rev_dct1 (DCTELEM *data);
+void ff_wmv2_idct_c(DCTELEM *data);
+
+void ff_fdct_mmx(DCTELEM *block);
+void ff_fdct_mmx2(DCTELEM *block);
+void ff_fdct_sse2(DCTELEM *block);
+
+void ff_h264_idct8_add_c(uint8_t *dst, DCTELEM *block, int stride);
+void ff_h264_idct_add_c(uint8_t *dst, DCTELEM *block, int stride);
+void ff_h264_idct8_dc_add_c(uint8_t *dst, DCTELEM *block, int stride);
+void ff_h264_idct_dc_add_c(uint8_t *dst, DCTELEM *block, int stride);
+void ff_h264_lowres_idct_add_c(uint8_t *dst, int stride, DCTELEM *block);
+void ff_h264_lowres_idct_put_c(uint8_t *dst, int stride, DCTELEM *block);
+void ff_h264_idct_add16_c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
+void ff_h264_idct_add16intra_c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
+void ff_h264_idct8_add4_c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
+void ff_h264_idct_add8_c(uint8_t **dest, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
+
+void ff_vector_fmul_window_c(float *dst, const float *src0, const float *src1,
+ const float *win, float add_bias, int len);
+void ff_float_to_int16_c(int16_t *dst, const float *src, long len);
+void ff_float_to_int16_interleave_c(int16_t *dst, const float **src, long len, int channels);
+
+/* encoding scans */
+extern const uint8_t ff_alternate_horizontal_scan[64];
+extern const uint8_t ff_alternate_vertical_scan[64];
+extern const uint8_t ff_zigzag_direct[64];
+extern const uint8_t ff_zigzag248_direct[64];
+
+/* pixel operations */
+#define MAX_NEG_CROP 1024
+
+/* temporary */
+extern uint32_t ff_squareTbl[512];
+extern uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP];
+
+/* VP3 DSP functions */
+void ff_vp3_idct_c(DCTELEM *block/* align 16*/);
+void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
+void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
+
+void ff_vp3_v_loop_filter_c(uint8_t *src, int stride, int *bounding_values);
+void ff_vp3_h_loop_filter_c(uint8_t *src, int stride, int *bounding_values);
+
+/* VP6 DSP functions */
+void ff_vp6_filter_diag4_c(uint8_t *dst, uint8_t *src, int stride,
+ const int16_t *h_weights, const int16_t *v_weights);
+
+/* 1/2^n downscaling functions from imgconvert.c */
+void ff_img_copy_plane(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink22(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink44(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink88(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+
+void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
+ int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height);
+
+/* minimum alignment rules ;)
+If you notice errors in the align stuff, need more alignment for some ASM code
+for some CPU or need to use a function with less aligned data then send a mail
+to the ffmpeg-devel mailing list, ...
+
+!warning These alignments might not match reality, (missing attribute((align))
+stuff somewhere possible).
+I (Michael) did not check them, these are just the alignments which I think
+could be reached easily ...
+
+!future video codecs might need functions with less strict alignment
+*/
+
+/*
+void get_pixels_c(DCTELEM *block, const uint8_t *pixels, int line_size);
+void diff_pixels_c(DCTELEM *block, const uint8_t *s1, const uint8_t *s2, int stride);
+void put_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size);
+void add_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size);
+void clear_blocks_c(DCTELEM *blocks);
+*/
+
+/* add and put pixel (decoding) */
+// blocksizes for op_pixels_func are 8x4,8x8 16x8 16x16
+//h for op_pixels_func is limited to {width/2, width} but never larger than 16 and never smaller then 4
+typedef void (*op_pixels_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int h);
+typedef void (*tpel_mc_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int w, int h);
+typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);
+typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y);
+typedef void (*h264_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int offset);
+typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offset);
+
+#define DEF_OLD_QPEL(name)\
+void ff_put_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\
+void ff_put_no_rnd_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\
+void ff_avg_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);
+
+DEF_OLD_QPEL(qpel16_mc11_old_c)
+DEF_OLD_QPEL(qpel16_mc31_old_c)
+DEF_OLD_QPEL(qpel16_mc12_old_c)
+DEF_OLD_QPEL(qpel16_mc32_old_c)
+DEF_OLD_QPEL(qpel16_mc13_old_c)
+DEF_OLD_QPEL(qpel16_mc33_old_c)
+DEF_OLD_QPEL(qpel8_mc11_old_c)
+DEF_OLD_QPEL(qpel8_mc31_old_c)
+DEF_OLD_QPEL(qpel8_mc12_old_c)
+DEF_OLD_QPEL(qpel8_mc32_old_c)
+DEF_OLD_QPEL(qpel8_mc13_old_c)
+DEF_OLD_QPEL(qpel8_mc33_old_c)
+
+#define CALL_2X_PIXELS(a, b, n)\
+static void a(uint8_t *block, const uint8_t *pixels, int line_size, int h){\
+ b(block , pixels , line_size, h);\
+ b(block+n, pixels+n, line_size, h);\
+}
+
+/* motion estimation */
+// h is limited to {width/2, width, 2*width} but never larger than 16 and never smaller then 2
+// although currently h<4 is not used as functions with width <8 are neither used nor implemented
+typedef int (*me_cmp_func)(void /*MpegEncContext*/ *s, uint8_t *blk1/*align width (8 or 16)*/, uint8_t *blk2/*align 1*/, int line_size, int h)/* __attribute__ ((const))*/;
+
+
+// for snow slices
+typedef struct slice_buffer_s slice_buffer;
+
+/**
+ * Scantable.
+ */
+typedef struct ScanTable{
+ const uint8_t *scantable;
+ uint8_t permutated[64];
+ uint8_t raster_end[64];
+} ScanTable;
+
+void ff_init_scantable(uint8_t *, ScanTable *st, const uint8_t *src_scantable);
+
+void ff_emulated_edge_mc(uint8_t *buf, uint8_t *src, int linesize,
+ int block_w, int block_h,
+ int src_x, int src_y, int w, int h);
+
+/**
+ * DSPContext.
+ */
+typedef struct DSPContext {
+ /* pixel ops : interface with DCT */
+ void (*get_pixels)(DCTELEM *block/*align 16*/, const uint8_t *pixels/*align 8*/, int line_size);
+ void (*diff_pixels)(DCTELEM *block/*align 16*/, const uint8_t *s1/*align 8*/, const uint8_t *s2/*align 8*/, int stride);
+ void (*put_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size);
+ void (*put_signed_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size);
+ void (*add_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size);
+ void (*add_pixels8)(uint8_t *pixels, DCTELEM *block, int line_size);
+ void (*add_pixels4)(uint8_t *pixels, DCTELEM *block, int line_size);
+ int (*sum_abs_dctelem)(DCTELEM *block/*align 16*/);
+ /**
+ * translational global motion compensation.
+ */
+ void (*gmc1)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x16, int y16, int rounder);
+ /**
+ * global motion compensation.
+ */
+ void (*gmc )(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int ox, int oy,
+ int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height);
+ void (*clear_block)(DCTELEM *block/*align 16*/);
+ void (*clear_blocks)(DCTELEM *blocks/*align 16*/);
+ int (*pix_sum)(uint8_t * pix, int line_size);
+ int (*pix_norm1)(uint8_t * pix, int line_size);
+// 16x16 8x8 4x4 2x2 16x8 8x4 4x2 8x16 4x8 2x4
+
+ me_cmp_func sad[6]; /* identical to pix_absAxA except additional void * */
+ me_cmp_func sse[6];
+ me_cmp_func hadamard8_diff[6];
+ me_cmp_func dct_sad[6];
+ me_cmp_func quant_psnr[6];
+ me_cmp_func bit[6];
+ me_cmp_func rd[6];
+ me_cmp_func vsad[6];
+ me_cmp_func vsse[6];
+ me_cmp_func nsse[6];
+ me_cmp_func w53[6];
+ me_cmp_func w97[6];
+ me_cmp_func dct_max[6];
+ me_cmp_func dct264_sad[6];
+
+ me_cmp_func me_pre_cmp[6];
+ me_cmp_func me_cmp[6];
+ me_cmp_func me_sub_cmp[6];
+ me_cmp_func mb_cmp[6];
+ me_cmp_func ildct_cmp[6]; //only width 16 used
+ me_cmp_func frame_skip_cmp[6]; //only width 8 used
+
+ int (*ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2,
+ int size);
+
+ /**
+ * Halfpel motion compensation with rounding (a+b+1)>>1.
+ * this is an array[4][4] of motion compensation functions for 4
+ * horizontal blocksizes (8,16) and the 4 halfpel positions<br>
+ * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ]
+ * @param block destination where the result is stored
+ * @param pixels source
+ * @param line_size number of bytes in a horizontal line of block
+ * @param h height
+ */
+ op_pixels_func put_pixels_tab[4][4];
+
+ /**
+ * Halfpel motion compensation with rounding (a+b+1)>>1.
+ * This is an array[4][4] of motion compensation functions for 4
+ * horizontal blocksizes (8,16) and the 4 halfpel positions<br>
+ * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ]
+ * @param block destination into which the result is averaged (a+b+1)>>1
+ * @param pixels source
+ * @param line_size number of bytes in a horizontal line of block
+ * @param h height
+ */
+ op_pixels_func avg_pixels_tab[4][4];
+
+ /**
+ * Halfpel motion compensation with no rounding (a+b)>>1.
+ * this is an array[2][4] of motion compensation functions for 2
+ * horizontal blocksizes (8,16) and the 4 halfpel positions<br>
+ * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ]
+ * @param block destination where the result is stored
+ * @param pixels source
+ * @param line_size number of bytes in a horizontal line of block
+ * @param h height
+ */
+ op_pixels_func put_no_rnd_pixels_tab[4][4];
+
+ /**
+ * Halfpel motion compensation with no rounding (a+b)>>1.
+ * this is an array[2][4] of motion compensation functions for 2
+ * horizontal blocksizes (8,16) and the 4 halfpel positions<br>
+ * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ]
+ * @param block destination into which the result is averaged (a+b)>>1
+ * @param pixels source
+ * @param line_size number of bytes in a horizontal line of block
+ * @param h height
+ */
+ op_pixels_func avg_no_rnd_pixels_tab[4][4];
+
+ void (*put_no_rnd_pixels_l2[2])(uint8_t *block/*align width (8 or 16)*/, const uint8_t *a/*align 1*/, const uint8_t *b/*align 1*/, int line_size, int h);
+
+ /**
+ * Thirdpel motion compensation with rounding (a+b+1)>>1.
+ * this is an array[12] of motion compensation functions for the 9 thirdpe
+ * positions<br>
+ * *pixels_tab[ xthirdpel + 4*ythirdpel ]
+ * @param block destination where the result is stored
+ * @param pixels source
+ * @param line_size number of bytes in a horizontal line of block
+ * @param h height
+ */
+ tpel_mc_func put_tpel_pixels_tab[11]; //FIXME individual func ptr per width?
+ tpel_mc_func avg_tpel_pixels_tab[11]; //FIXME individual func ptr per width?
+
+ qpel_mc_func put_qpel_pixels_tab[2][16];
+ qpel_mc_func avg_qpel_pixels_tab[2][16];
+ qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16];
+ qpel_mc_func avg_no_rnd_qpel_pixels_tab[2][16];
+ qpel_mc_func put_mspel_pixels_tab[8];
+
+ /**
+ * h264 Chroma MC
+ */
+ h264_chroma_mc_func put_h264_chroma_pixels_tab[3];
+ h264_chroma_mc_func avg_h264_chroma_pixels_tab[3];
+ /* This is really one func used in VC-1 decoding */
+ h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3];
+ h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3];
+
+ qpel_mc_func put_h264_qpel_pixels_tab[4][16];
+ qpel_mc_func avg_h264_qpel_pixels_tab[4][16];
+
+ qpel_mc_func put_2tap_qpel_pixels_tab[4][16];
+ qpel_mc_func avg_2tap_qpel_pixels_tab[4][16];
+
+ h264_weight_func weight_h264_pixels_tab[10];
+ h264_biweight_func biweight_h264_pixels_tab[10];
+
+ /* AVS specific */
+ qpel_mc_func put_cavs_qpel_pixels_tab[2][16];
+ qpel_mc_func avg_cavs_qpel_pixels_tab[2][16];
+ void (*cavs_filter_lv)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
+ void (*cavs_filter_lh)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
+ void (*cavs_filter_cv)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
+ void (*cavs_filter_ch)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
+ void (*cavs_idct8_add)(uint8_t *dst, DCTELEM *block, int stride);
+
+ me_cmp_func pix_abs[2][4];
+
+ /* huffyuv specific */
+ void (*add_bytes)(uint8_t *dst/*align 16*/, uint8_t *src/*align 16*/, int w);
+ void (*add_bytes_l2)(uint8_t *dst/*align 16*/, uint8_t *src1/*align 16*/, uint8_t *src2/*align 16*/, int w);
+ void (*diff_bytes)(uint8_t *dst/*align 16*/, uint8_t *src1/*align 16*/, uint8_t *src2/*align 1*/,int w);
+ /**
+ * subtract huffyuv's variant of median prediction
+ * note, this might read from src1[-1], src2[-1]
+ */
+ void (*sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top);
+ void (*add_hfyu_median_prediction)(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top);
+ int (*add_hfyu_left_prediction)(uint8_t *dst, const uint8_t *src, int w, int left);
+ void (*add_hfyu_left_prediction_bgr32)(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue, int *alpha);
+ /* this might write to dst[w] */
+ void (*add_png_paeth_prediction)(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp);
+ void (*bswap_buf)(uint32_t *dst, const uint32_t *src, int w);
+
+ void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0);
+ /* v/h_loop_filter_luma_intra: align 16 */
+ void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
+ void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
+ void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0);
+ void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
+ void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
+ // h264_loop_filter_strength: simd only. the C version is inlined in h264.c
+ void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
+ int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field);
+
+ void (*h263_v_loop_filter)(uint8_t *src, int stride, int qscale);
+ void (*h263_h_loop_filter)(uint8_t *src, int stride, int qscale);
+
+ void (*h261_loop_filter)(uint8_t *src, int stride);
+
+ void (*x8_v_loop_filter)(uint8_t *src, int stride, int qscale);
+ void (*x8_h_loop_filter)(uint8_t *src, int stride, int qscale);
+
+ void (*vp3_v_loop_filter)(uint8_t *src, int stride, int *bounding_values);
+ void (*vp3_h_loop_filter)(uint8_t *src, int stride, int *bounding_values);
+
+ void (*vp6_filter_diag4)(uint8_t *dst, uint8_t *src, int stride,
+ const int16_t *h_weights,const int16_t *v_weights);
+
+ /* assume len is a multiple of 4, and arrays are 16-byte aligned */
+ void (*vorbis_inverse_coupling)(float *mag, float *ang, int blocksize);
+ void (*ac3_downmix)(float (*samples)[256], float (*matrix)[2], int out_ch, int in_ch, int len);
+ /* assume len is a multiple of 8, and arrays are 16-byte aligned */
+ void (*vector_fmul)(float *dst, const float *src, int len);
+ void (*vector_fmul_reverse)(float *dst, const float *src0, const float *src1, int len);
+ /* assume len is a multiple of 8, and src arrays are 16-byte aligned */
+ void (*vector_fmul_add)(float *dst, const float *src0, const float *src1, const float *src2, int len);
+ /* assume len is a multiple of 4, and arrays are 16-byte aligned */
+ void (*vector_fmul_window)(float *dst, const float *src0, const float *src1, const float *win, float add_bias, int len);
+ /* assume len is a multiple of 8, and arrays are 16-byte aligned */
+ void (*int32_to_float_fmul_scalar)(float *dst, const int *src, float mul, int len);
+ /**
+ * Multiply a vector of floats by a scalar float. Source and
+ * destination vectors must overlap exactly or not at all.
+ * @param dst result vector, 16-byte aligned
+ * @param src input vector, 16-byte aligned
+ * @param mul scalar value
+ * @param len length of vector, multiple of 4
+ */
+ void (*vector_fmul_scalar)(float *dst, const float *src, float mul,
+ int len);
+ /**
+ * Multiply a vector of floats by concatenated short vectors of
+ * floats and by a scalar float. Source and destination vectors
+ * must overlap exactly or not at all.
+ * [0]: short vectors of length 2, 8-byte aligned
+ * [1]: short vectors of length 4, 16-byte aligned
+ * @param dst output vector, 16-byte aligned
+ * @param src input vector, 16-byte aligned
+ * @param sv array of pointers to short vectors
+ * @param mul scalar value
+ * @param len number of elements in src and dst, multiple of 4
+ */
+ void (*vector_fmul_sv_scalar[2])(float *dst, const float *src,
+ const float **sv, float mul, int len);
+ /**
+ * Multiply short vectors of floats by a scalar float, store
+ * concatenated result.
+ * [0]: short vectors of length 2, 8-byte aligned
+ * [1]: short vectors of length 4, 16-byte aligned
+ * @param dst output vector, 16-byte aligned
+ * @param sv array of pointers to short vectors
+ * @param mul scalar value
+ * @param len number of output elements, multiple of 4
+ */
+ void (*sv_fmul_scalar[2])(float *dst, const float **sv,
+ float mul, int len);
+ /**
+ * Calculate the scalar product of two vectors of floats.
+ * @param v1 first vector, 16-byte aligned
+ * @param v2 second vector, 16-byte aligned
+ * @param len length of vectors, multiple of 4
+ */
+ float (*scalarproduct_float)(const float *v1, const float *v2, int len);
+ /**
+ * Calculate the sum and difference of two vectors of floats.
+ * @param v1 first input vector, sum output, 16-byte aligned
+ * @param v2 second input vector, difference output, 16-byte aligned
+ * @param len length of vectors, multiple of 4
+ */
+ void (*butterflies_float)(float *restrict v1, float *restrict v2, int len);
+
+ /* C version: convert floats from the range [384.0,386.0] to ints in [-32768,32767]
+ * simd versions: convert floats from [-32768.0,32767.0] without rescaling and arrays are 16byte aligned */
+ void (*float_to_int16)(int16_t *dst, const float *src, long len);
+ void (*float_to_int16_interleave)(int16_t *dst, const float **src, long len, int channels);
+
+ /* (I)DCT */
+ void (*fdct)(DCTELEM *block/* align 16*/);
+ void (*fdct248)(DCTELEM *block/* align 16*/);
+
+ /* IDCT really*/
+ void (*idct)(DCTELEM *block/* align 16*/);
+
+ /**
+ * block -> idct -> clip to unsigned 8 bit -> dest.
+ * (-1392, 0, 0, ...) -> idct -> (-174, -174, ...) -> put -> (0, 0, ...)
+ * @param line_size size in bytes of a horizontal line of dest
+ */
+ void (*idct_put)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
+
+ /**
+ * block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
+ * @param line_size size in bytes of a horizontal line of dest
+ */
+ void (*idct_add)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
+
+ /**
+ * idct input permutation.
+ * several optimized IDCTs need a permutated input (relative to the normal order of the reference
+ * IDCT)
+ * this permutation must be performed before the idct_put/add, note, normally this can be merged
+ * with the zigzag/alternate scan<br>
+ * an example to avoid confusion:
+ * - (->decode coeffs -> zigzag reorder -> dequant -> reference idct ->...)
+ * - (x -> referece dct -> reference idct -> x)
+ * - (x -> referece dct -> simple_mmx_perm = idct_permutation -> simple_idct_mmx -> x)
+ * - (->decode coeffs -> zigzag reorder -> simple_mmx_perm -> dequant -> simple_idct_mmx ->...)
+ */
+ uint8_t idct_permutation[64];
+ int idct_permutation_type;
+#define FF_NO_IDCT_PERM 1
+#define FF_LIBMPEG2_IDCT_PERM 2
+#define FF_SIMPLE_IDCT_PERM 3
+#define FF_TRANSPOSE_IDCT_PERM 4
+#define FF_PARTTRANS_IDCT_PERM 5
+#define FF_SSE2_IDCT_PERM 6
+
+ int (*try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale);
+ void (*add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale);
+#define BASIS_SHIFT 16
+#define RECON_SHIFT 6
+
+ void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, int w);
+#define EDGE_WIDTH 16
+
+ /* h264 functions */
+ /* NOTE!!! if you implement any of h264_idct8_add, h264_idct8_add4 then you must implement all of them
+ NOTE!!! if you implement any of h264_idct_add, h264_idct_add16, h264_idct_add16intra, h264_idct_add8 then you must implement all of them
+ The reason for above, is that no 2 out of one list may use a different permutation.
+ */
+ void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
+ void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
+ void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
+ void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
+ void (*h264_dct)(DCTELEM block[4][4]);
+ void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
+ void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
+ void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
+ void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
+
+ void (*prefetch)(void *mem, int stride, int h);
+
+ void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+
+ /* mlp/truehd functions */
+ void (*mlp_filter_channel)(int32_t *state, const int32_t *coeff,
+ int firorder, int iirorder,
+ unsigned int filter_shift, int32_t mask, int blocksize,
+ int32_t *sample_buffer);
+
+ /* vc1 functions */
+ void (*vc1_inv_trans_8x8)(DCTELEM *b);
+ void (*vc1_inv_trans_8x4)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_4x8)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_4x4)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);
+ void (*vc1_v_overlap)(uint8_t* src, int stride);
+ void (*vc1_h_overlap)(uint8_t* src, int stride);
+ void (*vc1_v_loop_filter4)(uint8_t *src, int stride, int pq);
+ void (*vc1_h_loop_filter4)(uint8_t *src, int stride, int pq);
+ void (*vc1_v_loop_filter8)(uint8_t *src, int stride, int pq);
+ void (*vc1_h_loop_filter8)(uint8_t *src, int stride, int pq);
+ void (*vc1_v_loop_filter16)(uint8_t *src, int stride, int pq);
+ void (*vc1_h_loop_filter16)(uint8_t *src, int stride, int pq);
+ /* put 8x8 block with bicubic interpolation and quarterpel precision
+ * last argument is actually round value instead of height
+ */
+ op_pixels_func put_vc1_mspel_pixels_tab[16];
+ op_pixels_func avg_vc1_mspel_pixels_tab[16];
+
+ /* intrax8 functions */
+ void (*x8_spatial_compensation[12])(uint8_t *src , uint8_t *dst, int linesize);
+ void (*x8_setup_spatial_compensation)(uint8_t *src, uint8_t *dst, int linesize,
+ int * range, int * sum, int edges);
+
+ /* rv30 functions */
+ qpel_mc_func put_rv30_tpel_pixels_tab[4][16];
+ qpel_mc_func avg_rv30_tpel_pixels_tab[4][16];
+
+ /* rv40 functions */
+ qpel_mc_func put_rv40_qpel_pixels_tab[4][16];
+ qpel_mc_func avg_rv40_qpel_pixels_tab[4][16];
+ h264_chroma_mc_func put_rv40_chroma_pixels_tab[3];
+ h264_chroma_mc_func avg_rv40_chroma_pixels_tab[3];
+} DSPContext;
+
+void dsputil_static_init(void);
+void dsputil_init(DSPContext* p, AVCodecContext *avctx);
+
+int ff_check_alignment(void);
+
+/**
+ * permute block according to permuatation.
+ * @param last last non zero element in scantable order
+ */
+void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last);
+
+void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type);
+
+#define BYTE_VEC32(c) ((c)*0x01010101UL)
+
+static inline uint32_t rnd_avg32(uint32_t a, uint32_t b)
+{
+ return (a | b) - (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1);
+}
+
+static inline uint32_t no_rnd_avg32(uint32_t a, uint32_t b)
+{
+ return (a & b) + (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1);
+}
+
+static inline int get_penalty_factor(int lambda, int lambda2, int type){
+ switch(type&0xFF){
+ default:
+ case FF_CMP_SAD:
+ return lambda>>FF_LAMBDA_SHIFT;
+ case FF_CMP_DCT:
+ return (3*lambda)>>(FF_LAMBDA_SHIFT+1);
+ case FF_CMP_W53:
+ return (4*lambda)>>(FF_LAMBDA_SHIFT);
+ case FF_CMP_W97:
+ return (2*lambda)>>(FF_LAMBDA_SHIFT);
+ case FF_CMP_SATD:
+ case FF_CMP_DCT264:
+ return (2*lambda)>>FF_LAMBDA_SHIFT;
+ case FF_CMP_RD:
+ case FF_CMP_PSNR:
+ case FF_CMP_SSE:
+ case FF_CMP_NSSE:
+ return lambda2>>FF_LAMBDA_SHIFT;
+ case FF_CMP_BIT:
+ return 1;
+ }
+}
+
+/**
+ * Empty mmx state.
+ * this must be called between any dsp function and float/double code.
+ * for example sin(); dsp->idct_put(); emms_c(); cos()
+ */
+#define emms_c()
+
+/* should be defined by architectures supporting
+ one or more MultiMedia extension */
+int mm_support(void);
+extern int mm_flags;
+
+void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx);
+
+#define DECLARE_ALIGNED_16(t, v, ...) DECLARE_ALIGNED(16, t, v)
+#define DECLARE_ALIGNED_8(t, v, ...) DECLARE_ALIGNED(8, t, v)
+
+#if HAVE_MMX
+
+#undef emms_c
+
+static inline void emms(void)
+{
+ #if defined(__INTEL_COMPILER) || defined(_MSC_VER)
+ __asm emms;
+ #else
+ __asm__ volatile ("emms;":::"memory");
+ #endif
+}
+
+
+#define emms_c() \
+{\
+ if (mm_flags & FF_MM_MMX)\
+ emms();\
+}
+
+#else
+
+#define mm_flags 0
+#define mm_support() 0
+
+#endif
+
+#ifndef STRIDE_ALIGN
+# define STRIDE_ALIGN 8
+#endif
+
+/* PSNR */
+void get_psnr(uint8_t *orig_image[3], uint8_t *coded_image[3],
+ int orig_linesize[3], int coded_linesize,
+ AVCodecContext *avctx);
+
+/* FFT computation */
+
+/* NOTE: soon integer code will be added, so you must use the
+ FFTSample type */
+typedef float FFTSample;
+
+typedef struct FFTComplex {
+ FFTSample re, im;
+} FFTComplex;
+
+typedef struct FFTContext {
+ int nbits;
+ int inverse;
+ uint16_t *revtab;
+ FFTComplex *exptab;
+ FFTComplex *exptab1; /* only used by SSE code */
+ FFTComplex *tmp_buf;
+ int mdct_size; /* size of MDCT (i.e. number of input data * 2) */
+ int mdct_bits; /* n = 2^nbits */
+ /* pre/post rotation tables */
+ FFTSample *tcos;
+ FFTSample *tsin;
+ void (*fft_permute)(struct FFTContext *s, FFTComplex *z);
+ void (*fft_calc)(struct FFTContext *s, FFTComplex *z);
+ void (*imdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
+ void (*imdct_half)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
+ void (*mdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
+ int split_radix;
+ int permutation;
+#define FF_MDCT_PERM_NONE 0
+#define FF_MDCT_PERM_INTERLEAVE 1
+} FFTContext;
+
+#if CONFIG_HARDCODED_TABLES
+#define COSTABLE_CONST const
+#define SINTABLE_CONST const
+#define SINETABLE_CONST const
+#else
+#define COSTABLE_CONST
+#define SINTABLE_CONST
+#define SINETABLE_CONST
+#endif
+
+#define COSTABLE(size) \
+ COSTABLE_CONST DECLARE_ALIGNED_16(FFTSample, ff_cos_##size)[size/2]
+#define SINTABLE(size) \
+ SINTABLE_CONST DECLARE_ALIGNED_16(FFTSample, ff_sin_##size)[size/2]
+#define SINETABLE(size) \
+ SINETABLE_CONST DECLARE_ALIGNED_16(float, ff_sine_##size)[size]
+extern COSTABLE(16);
+extern COSTABLE(32);
+extern COSTABLE(64);
+extern COSTABLE(128);
+extern COSTABLE(256);
+extern COSTABLE(512);
+extern COSTABLE(1024);
+extern COSTABLE(2048);
+extern COSTABLE(4096);
+extern COSTABLE(8192);
+extern COSTABLE(16384);
+extern COSTABLE(32768);
+extern COSTABLE(65536);
+extern COSTABLE_CONST FFTSample* const ff_cos_tabs[17];
+
+/**
+ * Initializes the cosine table in ff_cos_tabs[index]
+ * \param index index in ff_cos_tabs array of the table to initialize
+ */
+void ff_init_ff_cos_tabs(int index);
+
+extern SINTABLE(16);
+extern SINTABLE(32);
+extern SINTABLE(64);
+extern SINTABLE(128);
+extern SINTABLE(256);
+extern SINTABLE(512);
+extern SINTABLE(1024);
+extern SINTABLE(2048);
+extern SINTABLE(4096);
+extern SINTABLE(8192);
+extern SINTABLE(16384);
+extern SINTABLE(32768);
+extern SINTABLE(65536);
+
+/**
+ * Sets up a complex FFT.
+ * @param nbits log2 of the length of the input array
+ * @param inverse if 0 perform the forward transform, if 1 perform the inverse
+ */
+int ff_fft_init(FFTContext *s, int nbits, int inverse);
+void ff_fft_permute_c(FFTContext *s, FFTComplex *z);
+void ff_fft_calc_c(FFTContext *s, FFTComplex *z);
+
+void ff_fft_init_mmx(FFTContext *s);
+
+/**
+ * Do the permutation needed BEFORE calling ff_fft_calc().
+ */
+static inline void ff_fft_permute(FFTContext *s, FFTComplex *z)
+{
+ s->fft_permute(s, z);
+}
+/**
+ * Do a complex FFT with the parameters defined in ff_fft_init(). The
+ * input data must be permuted before. No 1.0/sqrt(n) normalization is done.
+ */
+static inline void ff_fft_calc(FFTContext *s, FFTComplex *z)
+{
+ s->fft_calc(s, z);
+}
+void ff_fft_end(FFTContext *s);
+
+/* MDCT computation */
+
+static inline void ff_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input)
+{
+ s->imdct_calc(s, output, input);
+}
+static inline void ff_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input)
+{
+ s->imdct_half(s, output, input);
+}
+
+static inline void ff_mdct_calc(FFTContext *s, FFTSample *output,
+ const FFTSample *input)
+{
+ s->mdct_calc(s, output, input);
+}
+
+/**
+ * Generate a Kaiser-Bessel Derived Window.
+ * @param window pointer to half window
+ * @param alpha determines window shape
+ * @param n size of half window
+ */
+void ff_kbd_window_init(float *window, float alpha, int n);
+
+/**
+ * Generate a sine window.
+ * @param window pointer to half window
+ * @param n size of half window
+ */
+void ff_sine_window_init(float *window, int n);
+/**
+ * initialize the specified entry of ff_sine_windows
+ */
+void ff_init_ff_sine_windows(int index);
+extern SINETABLE( 32);
+extern SINETABLE( 64);
+extern SINETABLE( 128);
+extern SINETABLE( 256);
+extern SINETABLE( 512);
+extern SINETABLE(1024);
+extern SINETABLE(2048);
+extern SINETABLE(4096);
+extern SINETABLE_CONST float * const ff_sine_windows[13];
+
+int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale);
+void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_mdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_mdct_end(FFTContext *s);
+
+/* Real Discrete Fourier Transform */
+
+enum RDFTransformType {
+ RDFT,
+ IRDFT,
+ RIDFT,
+ IRIDFT,
+};
+
+typedef struct {
+ int nbits;
+ int inverse;
+ int sign_convention;
+
+ /* pre/post rotation tables */
+ const FFTSample *tcos;
+ SINTABLE_CONST FFTSample *tsin;
+ FFTContext fft;
+} RDFTContext;
+
+/**
+ * Sets up a real FFT.
+ * @param nbits log2 of the length of the input array
+ * @param trans the type of transform
+ */
+int ff_rdft_init(RDFTContext *s, int nbits, enum RDFTransformType trans);
+void ff_rdft_calc(RDFTContext *s, FFTSample *data);
+void ff_rdft_end(RDFTContext *s);
+
+/* Discrete Cosine Transform */
+
+typedef struct {
+ int nbits;
+ int inverse;
+ FFTSample *data;
+ RDFTContext rdft;
+ const float *costab;
+ FFTSample *csc2;
+} DCTContext;
+
+/**
+ * Sets up (Inverse)DCT.
+ * @param nbits log2 of the length of the input array
+ * @param inverse >0 forward transform, <0 inverse transform
+ */
+int ff_dct_init(DCTContext *s, int nbits, int inverse);
+void ff_dct_calc(DCTContext *s, FFTSample *data);
+void ff_dct_end (DCTContext *s);
+
+#define WRAPPER8_16(name8, name16)\
+static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\
+ return name8(s, dst , src , stride, h)\
+ +name8(s, dst+8 , src+8 , stride, h);\
+}
+
+#define WRAPPER8_16_SQ(name8, name16)\
+static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\
+ int score=0;\
+ score +=name8(s, dst , src , stride, 8);\
+ score +=name8(s, dst+8 , src+8 , stride, 8);\
+ if(h==16){\
+ dst += 8*stride;\
+ src += 8*stride;\
+ score +=name8(s, dst , src , stride, 8);\
+ score +=name8(s, dst+8 , src+8 , stride, 8);\
+ }\
+ return score;\
+}
+
+
+static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN16(dst , AV_RN16(src ));
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN32(dst , AV_RN32(src ));
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN32(dst , AV_RN32(src ));
+ AV_WN32(dst+4 , AV_RN32(src+4 ));
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN32(dst , AV_RN32(src ));
+ AV_WN32(dst+4 , AV_RN32(src+4 ));
+ dst[8]= src[8];
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN32(dst , AV_RN32(src ));
+ AV_WN32(dst+4 , AV_RN32(src+4 ));
+ AV_WN32(dst+8 , AV_RN32(src+8 ));
+ AV_WN32(dst+12, AV_RN32(src+12));
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_WN32(dst , AV_RN32(src ));
+ AV_WN32(dst+4 , AV_RN32(src+4 ));
+ AV_WN32(dst+8 , AV_RN32(src+8 ));
+ AV_WN32(dst+12, AV_RN32(src+12));
+ dst[16]= src[16];
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+const char* avcodec_get_current_idct_mmx(AVCodecContext *avctx,DSPContext *c);
+
+#endif /* AVCODEC_DSPUTIL_H */
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