[libav.git] / libswscale / swscale_internal.h

/*
 * Copyright (C) 2001-2003 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
 */

#ifndef SWSCALE_SWSCALE_INTERNAL_H
#define SWSCALE_SWSCALE_INTERNAL_H

#include "config.h"

#if HAVE_ALTIVEC_H
#include <altivec.h>
#endif

#include "libavutil/avutil.h"

#define STR(s)         AV_TOSTRING(s) //AV_STRINGIFY is too long

#define MAX_FILTER_SIZE 256

#if ARCH_X86
#define VOFW 5120
#else
#define VOFW 2048 // faster on PPC and not tested on others
#endif

#define VOF  (VOFW*2)

#ifdef WORDS_BIGENDIAN
#define ALT32_CORR (-1)
#else
#define ALT32_CORR   1
#endif

#if ARCH_X86_64
#   define APCK_PTR2 8
#   define APCK_COEF 16
#   define APCK_SIZE 24
#else
#   define APCK_PTR2 4
#   define APCK_COEF 8
#   define APCK_SIZE 16
#endif

struct SwsContext;

typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[],
                       int srcStride[], int srcSliceY, int srcSliceH,
                       uint8_t* dst[], int dstStride[]);

/* This struct should be aligned on at least a 32-byte boundary. */
typedef struct SwsContext{
    /**
     * info on struct for av_log
     */
    const AVClass *av_class;

    /**
     * Note that src, dst, srcStride, dstStride will be copied in the
     * sws_scale() wrapper so they can be freely modified here.
     */
    SwsFunc swScale;
    int srcW, srcH, dstH;
    int chrSrcW, chrSrcH, chrDstW, chrDstH;
    int lumXInc, chrXInc;
    int lumYInc, chrYInc;
    enum PixelFormat dstFormat, srcFormat;  ///< format 4:2:0 type is always YV12
    int origDstFormat, origSrcFormat;       ///< format
    int chrSrcHSubSample, chrSrcVSubSample;
    int chrIntHSubSample, chrIntVSubSample;
    int chrDstHSubSample, chrDstVSubSample;
    int vChrDrop;
    int sliceDir;
    double param[2];

    uint32_t pal_yuv[256];
    uint32_t pal_rgb[256];

    int16_t **lumPixBuf;
    int16_t **chrPixBuf;
    int16_t **alpPixBuf;
    int16_t *hLumFilter;
    int16_t *hLumFilterPos;
    int16_t *hChrFilter;
    int16_t *hChrFilterPos;
    int16_t *vLumFilter;
    int16_t *vLumFilterPos;
    int16_t *vChrFilter;
    int16_t *vChrFilterPos;

    uint8_t formatConvBuffer[VOF]; //FIXME dynamic allocation, but we have to change a lot of code for this to be useful

    int hLumFilterSize;
    int hChrFilterSize;
    int vLumFilterSize;
    int vChrFilterSize;
    int vLumBufSize;
    int vChrBufSize;

    uint8_t *funnyYCode;
    uint8_t *funnyUVCode;
    int32_t *lumMmx2FilterPos;
    int32_t *chrMmx2FilterPos;
    int16_t *lumMmx2Filter;
    int16_t *chrMmx2Filter;

    int canMMX2BeUsed;

    int lastInLumBuf;
    int lastInChrBuf;
    int lumBufIndex;
    int chrBufIndex;
    int dstY;
    int flags;
    void * yuvTable;            // pointer to the yuv->rgb table start so it can be freed()
    uint8_t * table_rV[256];
    uint8_t * table_gU[256];
    int    table_gV[256];
    uint8_t * table_bU[256];

    //Colorspace stuff
    int contrast, brightness, saturation;    // for sws_getColorspaceDetails
    int srcColorspaceTable[4];
    int dstColorspaceTable[4];
    int srcRange, dstRange;
    int yuv2rgb_y_offset;
    int yuv2rgb_y_coeff;
    int yuv2rgb_v2r_coeff;
    int yuv2rgb_v2g_coeff;
    int yuv2rgb_u2g_coeff;
    int yuv2rgb_u2b_coeff;

#define RED_DITHER            "0*8"
#define GREEN_DITHER          "1*8"
#define BLUE_DITHER           "2*8"
#define Y_COEFF               "3*8"
#define VR_COEFF              "4*8"
#define UB_COEFF              "5*8"
#define VG_COEFF              "6*8"
#define UG_COEFF              "7*8"
#define Y_OFFSET              "8*8"
#define U_OFFSET              "9*8"
#define V_OFFSET              "10*8"
#define LUM_MMX_FILTER_OFFSET "11*8"
#define CHR_MMX_FILTER_OFFSET "11*8+4*4*256"
#define DSTW_OFFSET           "11*8+4*4*256*2" //do not change, it is hardcoded in the ASM
#define ESP_OFFSET            "11*8+4*4*256*2+8"
#define VROUNDER_OFFSET       "11*8+4*4*256*2+16"
#define U_TEMP                "11*8+4*4*256*2+24"
#define V_TEMP                "11*8+4*4*256*2+32"
#define Y_TEMP                "11*8+4*4*256*2+40"
#define ALP_MMX_FILTER_OFFSET "11*8+4*4*256*2+48"

    uint64_t redDither   __attribute__((aligned(8)));
    uint64_t greenDither __attribute__((aligned(8)));
    uint64_t blueDither  __attribute__((aligned(8)));

    uint64_t yCoeff      __attribute__((aligned(8)));
    uint64_t vrCoeff     __attribute__((aligned(8)));
    uint64_t ubCoeff     __attribute__((aligned(8)));
    uint64_t vgCoeff     __attribute__((aligned(8)));
    uint64_t ugCoeff     __attribute__((aligned(8)));
    uint64_t yOffset     __attribute__((aligned(8)));
    uint64_t uOffset     __attribute__((aligned(8)));
    uint64_t vOffset     __attribute__((aligned(8)));
    int32_t  lumMmxFilter[4*MAX_FILTER_SIZE];
    int32_t  chrMmxFilter[4*MAX_FILTER_SIZE];
    int dstW;
    uint64_t esp          __attribute__((aligned(8)));
    uint64_t vRounder     __attribute__((aligned(8)));
    uint64_t u_temp       __attribute__((aligned(8)));
    uint64_t v_temp       __attribute__((aligned(8)));
    uint64_t y_temp       __attribute__((aligned(8)));
    int32_t  alpMmxFilter[4*MAX_FILTER_SIZE];

#if HAVE_ALTIVEC
  vector signed short   CY;
  vector signed short   CRV;
  vector signed short   CBU;
  vector signed short   CGU;
  vector signed short   CGV;
  vector signed short   OY;
  vector unsigned short CSHIFT;
  vector signed short   *vYCoeffsBank, *vCCoeffsBank;
#endif

#if ARCH_BFIN
    uint32_t oy           __attribute__((aligned(4)));
    uint32_t oc           __attribute__((aligned(4)));
    uint32_t zero         __attribute__((aligned(4)));
    uint32_t cy           __attribute__((aligned(4)));
    uint32_t crv          __attribute__((aligned(4)));
    uint32_t rmask        __attribute__((aligned(4)));
    uint32_t cbu          __attribute__((aligned(4)));
    uint32_t bmask        __attribute__((aligned(4)));
    uint32_t cgu          __attribute__((aligned(4)));
    uint32_t cgv          __attribute__((aligned(4)));
    uint32_t gmask        __attribute__((aligned(4)));
#endif

#if HAVE_VIS
    uint64_t sparc_coeffs[10] __attribute__((aligned(8)));
#endif

    /* function pointers for swScale() */
    void (*yuv2nv12X  )(struct SwsContext *c,
                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
                        const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
                        uint8_t *dest, uint8_t *uDest,
                        int dstW, int chrDstW, int dstFormat);
    void (*yuv2yuv1   )(struct SwsContext *c,
                        const int16_t *lumSrc, const int16_t *chrSrc, const int16_t *alpSrc,
                        uint8_t *dest,
                        uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
                        long dstW, long chrDstW);
    void (*yuv2yuvX   )(struct SwsContext *c,
                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
                        const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
                        const int16_t **alpSrc,
                        uint8_t *dest,
                        uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
                        long dstW, long chrDstW);
    void (*yuv2packed1)(struct SwsContext *c,
                        const uint16_t *buf0,
                        const uint16_t *uvbuf0, const uint16_t *uvbuf1,
                        const uint16_t *abuf0,
                        uint8_t *dest,
                        int dstW, int uvalpha, int dstFormat, int flags, int y);
    void (*yuv2packed2)(struct SwsContext *c,
                        const uint16_t *buf0, const uint16_t *buf1,
                        const uint16_t *uvbuf0, const uint16_t *uvbuf1,
                        const uint16_t *abuf0, const uint16_t *abuf1,
                        uint8_t *dest,
                        int dstW, int yalpha, int uvalpha, int y);
    void (*yuv2packedX)(struct SwsContext *c,
                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
                        const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
                        const int16_t **alpSrc, uint8_t *dest,
                        long dstW, long dstY);

    void (*hyscale_internal)(uint8_t *dst, const uint8_t *src,
                             long width, uint32_t *pal);
    void (*hascale_internal)(uint8_t *dst, const uint8_t *src,
                             long width, uint32_t *pal);
    void (*hcscale_internal)(uint8_t *dstU, uint8_t *dstV,
                             const uint8_t *src1, const uint8_t *src2,
                             long width, uint32_t *pal);
    void (*hyscale_fast)(struct SwsContext *c,
                         int16_t *dst, int dstWidth,
                         const uint8_t *src, int srcW, int xInc);
    void (*hcscale_fast)(struct SwsContext *c,
                         int16_t *dst, int dstWidth,
                         const uint8_t *src1, const uint8_t *src2,
                         int srcW, int xInc);

    void (*hScale)(int16_t *dst, int dstW, const uint8_t *src, int srcW,
                   int xInc, const int16_t *filter, const int16_t *filterPos,
                   long filterSize);

} SwsContext;
//FIXME check init (where 0)

SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c);
int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4],
                             int fullRange, int brightness,
                             int contrast, int saturation);

void ff_yuv2rgb_init_tables_altivec(SwsContext *c, const int inv_table[4],
                                    int brightness, int contrast, int saturation);
SwsFunc ff_yuv2rgb_init_mmx(SwsContext *c);
SwsFunc ff_yuv2rgb_init_vis(SwsContext *c);
SwsFunc ff_yuv2rgb_init_mlib(SwsContext *c);
SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c);
SwsFunc ff_yuv2rgb_get_func_ptr_bfin(SwsContext *c);
void ff_bfin_get_unscaled_swscale(SwsContext *c);
void ff_yuv2packedX_altivec(SwsContext *c,
                            const int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
                            const int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
                            uint8_t *dest, int dstW, int dstY);

const char *sws_format_name(int format);

//FIXME replace this with something faster
#define is16BPS(x)      (           \
           (x)==PIX_FMT_GRAY16BE    \
        || (x)==PIX_FMT_GRAY16LE    \
        || (x)==PIX_FMT_RGB48BE     \
        || (x)==PIX_FMT_RGB48LE     \
        || (x)==PIX_FMT_YUV420PLE   \
        || (x)==PIX_FMT_YUV422PLE   \
        || (x)==PIX_FMT_YUV444PLE   \
        || (x)==PIX_FMT_YUV420PBE   \
        || (x)==PIX_FMT_YUV422PBE   \
        || (x)==PIX_FMT_YUV444PBE   \
    )
#define isBE(x) ((x)&1)
#define isPlanar8YUV(x) (           \
           (x)==PIX_FMT_YUV410P     \
        || (x)==PIX_FMT_YUV420P     \
        || (x)==PIX_FMT_YUVA420P    \
        || (x)==PIX_FMT_YUV411P     \
        || (x)==PIX_FMT_YUV422P     \
        || (x)==PIX_FMT_YUV444P     \
        || (x)==PIX_FMT_YUV440P     \
        || (x)==PIX_FMT_NV12        \
        || (x)==PIX_FMT_NV21        \
    )
#define isPlanarYUV(x)  (           \
        isPlanar8YUV(x)             \
        || (x)==PIX_FMT_YUV420PLE   \
        || (x)==PIX_FMT_YUV422PLE   \
        || (x)==PIX_FMT_YUV444PLE   \
        || (x)==PIX_FMT_YUV420PBE   \
        || (x)==PIX_FMT_YUV422PBE   \
        || (x)==PIX_FMT_YUV444PBE   \
    )
#define isYUV(x)        (           \
           (x)==PIX_FMT_UYVY422     \
        || (x)==PIX_FMT_YUYV422     \
        || isPlanarYUV(x)           \
    )
#define isGray(x)       (           \
           (x)==PIX_FMT_GRAY8       \
        || (x)==PIX_FMT_GRAY16BE    \
        || (x)==PIX_FMT_GRAY16LE    \
    )
#define isGray16(x)     (           \
           (x)==PIX_FMT_GRAY16BE    \
        || (x)==PIX_FMT_GRAY16LE    \
    )
#define isRGB(x)        (           \
           (x)==PIX_FMT_RGB48BE     \
        || (x)==PIX_FMT_RGB48LE     \
        || (x)==PIX_FMT_RGB32       \
        || (x)==PIX_FMT_RGB32_1     \
        || (x)==PIX_FMT_RGB24       \
        || (x)==PIX_FMT_RGB565      \
        || (x)==PIX_FMT_RGB555      \
        || (x)==PIX_FMT_RGB8        \
        || (x)==PIX_FMT_RGB4        \
        || (x)==PIX_FMT_RGB4_BYTE   \
        || (x)==PIX_FMT_MONOBLACK   \
        || (x)==PIX_FMT_MONOWHITE   \
    )
#define isBGR(x)        (           \
           (x)==PIX_FMT_BGR32       \
        || (x)==PIX_FMT_BGR32_1     \
        || (x)==PIX_FMT_BGR24       \
        || (x)==PIX_FMT_BGR565      \
        || (x)==PIX_FMT_BGR555      \
        || (x)==PIX_FMT_BGR8        \
        || (x)==PIX_FMT_BGR4        \
        || (x)==PIX_FMT_BGR4_BYTE   \
        || (x)==PIX_FMT_MONOBLACK   \
        || (x)==PIX_FMT_MONOWHITE   \
    )
#define isALPHA(x)      (           \
           (x)==PIX_FMT_BGR32       \
        || (x)==PIX_FMT_BGR32_1     \
        || (x)==PIX_FMT_RGB32       \
        || (x)==PIX_FMT_RGB32_1     \
        || (x)==PIX_FMT_YUVA420P    \
    )

static inline int fmt_depth(int fmt)
{
    switch(fmt) {
        case PIX_FMT_RGB48BE:
        case PIX_FMT_RGB48LE:
            return 48;
        case PIX_FMT_BGRA:
        case PIX_FMT_ABGR:
        case PIX_FMT_RGBA:
        case PIX_FMT_ARGB:
            return 32;
        case PIX_FMT_BGR24:
        case PIX_FMT_RGB24:
            return 24;
        case PIX_FMT_BGR565:
        case PIX_FMT_RGB565:
        case PIX_FMT_GRAY16BE:
        case PIX_FMT_GRAY16LE:
            return 16;
        case PIX_FMT_BGR555:
        case PIX_FMT_RGB555:
            return 15;
        case PIX_FMT_BGR8:
        case PIX_FMT_RGB8:
            return 8;
        case PIX_FMT_BGR4:
        case PIX_FMT_RGB4:
        case PIX_FMT_BGR4_BYTE:
        case PIX_FMT_RGB4_BYTE:
            return 4;
        case PIX_FMT_MONOBLACK:
        case PIX_FMT_MONOWHITE:
            return 1;
        default:
            return 0;
    }
}

extern const uint64_t ff_dither4[2];
extern const uint64_t ff_dither8[2];

extern const AVClass sws_context_class;

#endif /* SWSCALE_SWSCALE_INTERNAL_H */
Commit	Line	Data
5427e242	1	/*
d026b45e DB	2	* Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
	3	*
	4	* This file is part of FFmpeg.
	5	*
807e0c66 LA	6	* FFmpeg is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU Lesser General Public
	8	* License as published by the Free Software Foundation; either
	9	* version 2.1 of the License, or (at your option) any later version.
d026b45e DB	10	*
	11	* FFmpeg is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
807e0c66 LA	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
807e0c66 LA	14	* Lesser General Public License for more details.
d026b45e	15	*
807e0c66 LA	16	* You should have received a copy of the GNU Lesser General Public
807e0c66 LA	17	* License along with FFmpeg; if not, write to the Free Software
b19bcbaa	18	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
d026b45e	19	*/
5427e242	20
0eaf5235 SS	21	#ifndef SWSCALE_SWSCALE_INTERNAL_H
0eaf5235 SS	22	#define SWSCALE_SWSCALE_INTERNAL_H
5427e242	23
4706949c DB	24	#include "config.h"
4706949c DB	25
b63f641e	26	#if HAVE_ALTIVEC_H
f2015f0c AB	27	#include <altivec.h>
	28	#endif
	29
83da2c6f	30	#include "libavutil/avutil.h"
94c4def2	31
59ded10c	32	#define STR(s) AV_TOSTRING(s) //AV_STRINGIFY is too long
1625216e	33
5427e242 MN	34	#define MAX_FILTER_SIZE 256
5427e242 MN	35
9507d911 MN	36	#if ARCH_X86
	37	#define VOFW 5120
	38	#else
	39	#define VOFW 2048 // faster on PPC and not tested on others
	40	#endif
	41
710af50e	42	#define VOF (VOFW*2)
8b2fce0d	43
9990e426 MN	44	#ifdef WORDS_BIGENDIAN
	45	#define ALT32_CORR (-1)
	46	#else
	47	#define ALT32_CORR 1
1625216e MN	48	#endif
1625216e MN	49
b63f641e	50	#if ARCH_X86_64
1625216e MN	51	# define APCK_PTR2 8
	52	# define APCK_COEF 16
	53	# define APCK_SIZE 24
	54	#else
	55	# define APCK_PTR2 4
	56	# define APCK_COEF 8
	57	# define APCK_SIZE 16
9990e426 MN	58	#endif
9990e426 MN	59
1615fb91 DB	60	struct SwsContext;
1615fb91 DB	61
457eed72 DB	62	typedef int (SwsFunc)(struct SwsContext context, uint8_t* src[],
	63	int srcStride[], int srcSliceY, int srcSliceH,
	64	uint8_t* dst[], int dstStride[]);
5427e242	65
8a322796	66	/* This struct should be aligned on at least a 32-byte boundary. */
5427e242	67	typedef struct SwsContext{
221b804f DB	68	/**
	69	* info on struct for av_log
	70	*/
635a8cd2	71	const AVClass *av_class;
221b804f DB	72
221b804f DB	73	/**
56b69633 DB	74	* Note that src, dst, srcStride, dstStride will be copied in the
56b69633 DB	75	* sws_scale() wrapper so they can be freely modified here.
221b804f DB	76	*/
	77	SwsFunc swScale;
	78	int srcW, srcH, dstH;
	79	int chrSrcW, chrSrcH, chrDstW, chrDstH;
	80	int lumXInc, chrXInc;
	81	int lumYInc, chrYInc;
58e4b706	82	enum PixelFormat dstFormat, srcFormat; ///< format 4:2:0 type is always YV12
221b804f DB	83	int origDstFormat, origSrcFormat; ///< format
	84	int chrSrcHSubSample, chrSrcVSubSample;
	85	int chrIntHSubSample, chrIntVSubSample;
	86	int chrDstHSubSample, chrDstVSubSample;
	87	int vChrDrop;
	88	int sliceDir;
	89	double param[2];
	90
49004617 VS	91	uint32_t pal_yuv[256];
	92	uint32_t pal_rgb[256];
	93
221b804f DB	94	int16_t **lumPixBuf;
221b804f DB	95	int16_t **chrPixBuf;
6858492e	96	int16_t **alpPixBuf;
221b804f DB	97	int16_t *hLumFilter;
	98	int16_t *hLumFilterPos;
	99	int16_t *hChrFilter;
	100	int16_t *hChrFilterPos;
	101	int16_t *vLumFilter;
	102	int16_t *vLumFilterPos;
	103	int16_t *vChrFilter;
	104	int16_t *vChrFilterPos;
	105
8a322796	106	uint8_t formatConvBuffer[VOF]; //FIXME dynamic allocation, but we have to change a lot of code for this to be useful
221b804f DB	107
	108	int hLumFilterSize;
	109	int hChrFilterSize;
	110	int vLumFilterSize;
	111	int vChrFilterSize;
	112	int vLumBufSize;
	113	int vChrBufSize;
	114
	115	uint8_t *funnyYCode;
	116	uint8_t *funnyUVCode;
	117	int32_t *lumMmx2FilterPos;
	118	int32_t *chrMmx2FilterPos;
	119	int16_t *lumMmx2Filter;
	120	int16_t *chrMmx2Filter;
	121
	122	int canMMX2BeUsed;
	123
	124	int lastInLumBuf;
	125	int lastInChrBuf;
	126	int lumBufIndex;
	127	int chrBufIndex;
	128	int dstY;
	129	int flags;
	130	void * yuvTable; // pointer to the yuv->rgb table start so it can be freed()
	131	uint8_t * table_rV[256];
	132	uint8_t * table_gU[256];
	133	int table_gV[256];
	134	uint8_t * table_bU[256];
	135
	136	//Colorspace stuff
	137	int contrast, brightness, saturation; // for sws_getColorspaceDetails
	138	int srcColorspaceTable[4];
	139	int dstColorspaceTable[4];
	140	int srcRange, dstRange;
43c16478 MN	141	int yuv2rgb_y_offset;
	142	int yuv2rgb_y_coeff;
	143	int yuv2rgb_v2r_coeff;
	144	int yuv2rgb_v2g_coeff;
	145	int yuv2rgb_u2g_coeff;
	146	int yuv2rgb_u2b_coeff;
221b804f DB	147
	148	#define RED_DITHER "0*8"
	149	#define GREEN_DITHER "1*8"
	150	#define BLUE_DITHER "2*8"
	151	#define Y_COEFF "3*8"
	152	#define VR_COEFF "4*8"
	153	#define UB_COEFF "5*8"
	154	#define VG_COEFF "6*8"
	155	#define UG_COEFF "7*8"
	156	#define Y_OFFSET "8*8"
	157	#define U_OFFSET "9*8"
	158	#define V_OFFSET "10*8"
8bae9ddc MN	159	#define LUM_MMX_FILTER_OFFSET "11*8"
8bae9ddc MN	160	#define CHR_MMX_FILTER_OFFSET "118+44*256"
8a322796	161	#define DSTW_OFFSET "118+442562" //do not change, it is hardcoded in the ASM
221b804f DB	162	#define ESP_OFFSET "118+442562+8"
	163	#define VROUNDER_OFFSET "118+442562+16"
	164	#define U_TEMP "118+442562+24"
	165	#define V_TEMP "118+442562+32"
6858492e CS	166	#define Y_TEMP "118+442562+40"
6858492e CS	167	#define ALP_MMX_FILTER_OFFSET "118+442562+48"
221b804f DB	168
	169	uint64_t redDither __attribute__((aligned(8)));
	170	uint64_t greenDither __attribute__((aligned(8)));
	171	uint64_t blueDither __attribute__((aligned(8)));
	172
	173	uint64_t yCoeff __attribute__((aligned(8)));
	174	uint64_t vrCoeff __attribute__((aligned(8)));
	175	uint64_t ubCoeff __attribute__((aligned(8)));
	176	uint64_t vgCoeff __attribute__((aligned(8)));
	177	uint64_t ugCoeff __attribute__((aligned(8)));
	178	uint64_t yOffset __attribute__((aligned(8)));
	179	uint64_t uOffset __attribute__((aligned(8)));
	180	uint64_t vOffset __attribute__((aligned(8)));
	181	int32_t lumMmxFilter[4*MAX_FILTER_SIZE];
	182	int32_t chrMmxFilter[4*MAX_FILTER_SIZE];
	183	int dstW;
	184	uint64_t esp __attribute__((aligned(8)));
	185	uint64_t vRounder __attribute__((aligned(8)));
	186	uint64_t u_temp __attribute__((aligned(8)));
	187	uint64_t v_temp __attribute__((aligned(8)));
6858492e CS	188	uint64_t y_temp __attribute__((aligned(8)));
6858492e CS	189	int32_t alpMmxFilter[4*MAX_FILTER_SIZE];
a31de956	190
b63f641e	191	#if HAVE_ALTIVEC
a31de956 MN	192	vector signed short CY;
	193	vector signed short CRV;
	194	vector signed short CBU;
	195	vector signed short CGU;
	196	vector signed short CGV;
	197	vector signed short OY;
	198	vector unsigned short CSHIFT;
221b804f	199	vector signed short vYCoeffsBank, vCCoeffsBank;
a31de956 MN	200	#endif
a31de956 MN	201
b63f641e	202	#if ARCH_BFIN
d3f3eea9 MH	203	uint32_t oy __attribute__((aligned(4)));
	204	uint32_t oc __attribute__((aligned(4)));
	205	uint32_t zero __attribute__((aligned(4)));
	206	uint32_t cy __attribute__((aligned(4)));
	207	uint32_t crv __attribute__((aligned(4)));
	208	uint32_t rmask __attribute__((aligned(4)));
	209	uint32_t cbu __attribute__((aligned(4)));
	210	uint32_t bmask __attribute__((aligned(4)));
	211	uint32_t cgu __attribute__((aligned(4)));
	212	uint32_t cgv __attribute__((aligned(4)));
	213	uint32_t gmask __attribute__((aligned(4)));
	214	#endif
	215
b63f641e	216	#if HAVE_VIS
90c1d7b4 DB	217	uint64_t sparc_coeffs[10] __attribute__((aligned(8)));
90c1d7b4 DB	218	#endif
d3f3eea9	219
40fa5140 RP	220	/* function pointers for swScale() */
	221	void (yuv2nv12X )(struct SwsContext c,
	222	const int16_t lumFilter, const int16_t *lumSrc, int lumFilterSize,
	223	const int16_t chrFilter, const int16_t *chrSrc, int chrFilterSize,
	224	uint8_t dest, uint8_t uDest,
	225	int dstW, int chrDstW, int dstFormat);
	226	void (yuv2yuv1 )(struct SwsContext c,
	227	const int16_t lumSrc, const int16_t chrSrc, const int16_t *alpSrc,
	228	uint8_t *dest,
	229	uint8_t uDest, uint8_t vDest, uint8_t *aDest,
	230	long dstW, long chrDstW);
	231	void (yuv2yuvX )(struct SwsContext c,
	232	const int16_t lumFilter, const int16_t *lumSrc, int lumFilterSize,
	233	const int16_t chrFilter, const int16_t *chrSrc, int chrFilterSize,
	234	const int16_t **alpSrc,
	235	uint8_t *dest,
	236	uint8_t uDest, uint8_t vDest, uint8_t *aDest,
	237	long dstW, long chrDstW);
	238	void (yuv2packed1)(struct SwsContext c,
	239	const uint16_t *buf0,
	240	const uint16_t uvbuf0, const uint16_t uvbuf1,
	241	const uint16_t *abuf0,
	242	uint8_t *dest,
	243	int dstW, int uvalpha, int dstFormat, int flags, int y);
	244	void (yuv2packed2)(struct SwsContext c,
	245	const uint16_t buf0, const uint16_t buf1,
	246	const uint16_t uvbuf0, const uint16_t uvbuf1,
	247	const uint16_t abuf0, const uint16_t abuf1,
	248	uint8_t *dest,
	249	int dstW, int yalpha, int uvalpha, int y);
	250	void (yuv2packedX)(struct SwsContext c,
	251	const int16_t lumFilter, const int16_t *lumSrc, int lumFilterSize,
	252	const int16_t chrFilter, const int16_t *chrSrc, int chrFilterSize,
	253	const int16_t *alpSrc, uint8_t dest,
	254	long dstW, long dstY);
	255
	256	void (hyscale_internal)(uint8_t dst, const uint8_t *src,
	257	long width, uint32_t *pal);
39e5f87b CS	258	void (hascale_internal)(uint8_t dst, const uint8_t *src,
39e5f87b CS	259	long width, uint32_t *pal);
40fa5140 RP	260	void (hcscale_internal)(uint8_t dstU, uint8_t *dstV,
	261	const uint8_t src1, const uint8_t src2,
	262	long width, uint32_t *pal);
	263	void (hyscale_fast)(struct SwsContext c,
	264	int16_t *dst, int dstWidth,
	265	const uint8_t *src, int srcW, int xInc);
	266	void (hcscale_fast)(struct SwsContext c,
	267	int16_t *dst, int dstWidth,
457eed72 DB	268	const uint8_t src1, const uint8_t src2,
457eed72 DB	269	int srcW, int xInc);
40fa5140 RP	270
40fa5140 RP	271	void (hScale)(int16_t dst, int dstW, const uint8_t *src, int srcW,
457eed72 DB	272	int xInc, const int16_t filter, const int16_t filterPos,
457eed72 DB	273	long filterSize);
40fa5140	274
5427e242 MN	275	} SwsContext;
5427e242 MN	276	//FIXME check init (where 0)
5427e242	277
780daf2b	278	SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c);
457eed72 DB	279	int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4],
	280	int fullRange, int brightness,
	281	int contrast, int saturation);
5427e242	282
457eed72 DB	283	void ff_yuv2rgb_init_tables_altivec(SwsContext *c, const int inv_table[4],
457eed72 DB	284	int brightness, int contrast, int saturation);
befa8e66 RP	285	SwsFunc ff_yuv2rgb_init_mmx(SwsContext *c);
	286	SwsFunc ff_yuv2rgb_init_vis(SwsContext *c);
	287	SwsFunc ff_yuv2rgb_init_mlib(SwsContext *c);
780daf2b	288	SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c);
befa8e66	289	SwsFunc ff_yuv2rgb_get_func_ptr_bfin(SwsContext *c);
d5e9bc06	290	void ff_bfin_get_unscaled_swscale(SwsContext *c);
780daf2b	291	void ff_yuv2packedX_altivec(SwsContext *c,
f1933e43 DB	292	const int16_t lumFilter, int16_t *lumSrc, int lumFilterSize,
f1933e43 DB	293	const int16_t chrFilter, int16_t *chrSrc, int chrFilterSize,
457eed72	294	uint8_t *dest, int dstW, int dstY);
c95a3a9f	295
8055ede6	296	const char *sws_format_name(int format);
94c4def2	297
e9e12f0e	298	//FIXME replace this with something faster
714f32bf MN	299	#define is16BPS(x) ( \
	300	(x)==PIX_FMT_GRAY16BE \
	301	\|\| (x)==PIX_FMT_GRAY16LE \
5b21719e KS	302	\|\| (x)==PIX_FMT_RGB48BE \
5b21719e KS	303	\|\| (x)==PIX_FMT_RGB48LE \
de1275d5 MN	304	\|\| (x)==PIX_FMT_YUV420PLE \
	305	\|\| (x)==PIX_FMT_YUV422PLE \
	306	\|\| (x)==PIX_FMT_YUV444PLE \
	307	\|\| (x)==PIX_FMT_YUV420PBE \
	308	\|\| (x)==PIX_FMT_YUV422PBE \
	309	\|\| (x)==PIX_FMT_YUV444PBE \
714f32bf	310	)
c3dc6c5a	311	#define isBE(x) ((x)&1)
de1275d5	312	#define isPlanar8YUV(x) ( \
9d9de37d IP	313	(x)==PIX_FMT_YUV410P \
9d9de37d IP	314	\|\| (x)==PIX_FMT_YUV420P \
9621f2f5	315	\|\| (x)==PIX_FMT_YUVA420P \
9d9de37d IP	316	\|\| (x)==PIX_FMT_YUV411P \
	317	\|\| (x)==PIX_FMT_YUV422P \
	318	\|\| (x)==PIX_FMT_YUV444P \
9ba7fe6d	319	\|\| (x)==PIX_FMT_YUV440P \
9d9de37d IP	320	\|\| (x)==PIX_FMT_NV12 \
	321	\|\| (x)==PIX_FMT_NV21 \
	322	)
de1275d5 MN	323	#define isPlanarYUV(x) ( \
	324	isPlanar8YUV(x) \
	325	\|\| (x)==PIX_FMT_YUV420PLE \
	326	\|\| (x)==PIX_FMT_YUV422PLE \
	327	\|\| (x)==PIX_FMT_YUV444PLE \
	328	\|\| (x)==PIX_FMT_YUV420PBE \
	329	\|\| (x)==PIX_FMT_YUV422PBE \
	330	\|\| (x)==PIX_FMT_YUV444PBE \
	331	)
9d9de37d IP	332	#define isYUV(x) ( \
	333	(x)==PIX_FMT_UYVY422 \
	334	\|\| (x)==PIX_FMT_YUYV422 \
	335	\|\| isPlanarYUV(x) \
	336	)
	337	#define isGray(x) ( \
	338	(x)==PIX_FMT_GRAY8 \
	339	\|\| (x)==PIX_FMT_GRAY16BE \
	340	\|\| (x)==PIX_FMT_GRAY16LE \
	341	)
	342	#define isGray16(x) ( \
	343	(x)==PIX_FMT_GRAY16BE \
	344	\|\| (x)==PIX_FMT_GRAY16LE \
	345	)
	346	#define isRGB(x) ( \
e8417235 KS	347	(x)==PIX_FMT_RGB48BE \
	348	\|\| (x)==PIX_FMT_RGB48LE \
	349	\|\| (x)==PIX_FMT_RGB32 \
9990e426	350	\|\| (x)==PIX_FMT_RGB32_1 \
9d9de37d IP	351	\|\| (x)==PIX_FMT_RGB24 \
	352	\|\| (x)==PIX_FMT_RGB565 \
	353	\|\| (x)==PIX_FMT_RGB555 \
	354	\|\| (x)==PIX_FMT_RGB8 \
	355	\|\| (x)==PIX_FMT_RGB4 \
	356	\|\| (x)==PIX_FMT_RGB4_BYTE \
	357	\|\| (x)==PIX_FMT_MONOBLACK \
ec1bca2a	358	\|\| (x)==PIX_FMT_MONOWHITE \
9d9de37d IP	359	)
9d9de37d IP	360	#define isBGR(x) ( \
d52337af	361	(x)==PIX_FMT_BGR32 \
9990e426	362	\|\| (x)==PIX_FMT_BGR32_1 \
9d9de37d IP	363	\|\| (x)==PIX_FMT_BGR24 \
	364	\|\| (x)==PIX_FMT_BGR565 \
	365	\|\| (x)==PIX_FMT_BGR555 \
	366	\|\| (x)==PIX_FMT_BGR8 \
	367	\|\| (x)==PIX_FMT_BGR4 \
	368	\|\| (x)==PIX_FMT_BGR4_BYTE \
	369	\|\| (x)==PIX_FMT_MONOBLACK \
ec1bca2a	370	\|\| (x)==PIX_FMT_MONOWHITE \
9d9de37d	371	)
c2751600 CS	372	#define isALPHA(x) ( \
	373	(x)==PIX_FMT_BGR32 \
	374	\|\| (x)==PIX_FMT_BGR32_1 \
	375	\|\| (x)==PIX_FMT_RGB32 \
	376	\|\| (x)==PIX_FMT_RGB32_1 \
	377	\|\| (x)==PIX_FMT_YUVA420P \
	378	)
e9e12f0e LA	379
	380	static inline int fmt_depth(int fmt)
	381	{
	382	switch(fmt) {
075ec82c KS	383	case PIX_FMT_RGB48BE:
	384	case PIX_FMT_RGB48LE:
	385	return 48;
e9e12f0e LA	386	case PIX_FMT_BGRA:
	387	case PIX_FMT_ABGR:
	388	case PIX_FMT_RGBA:
	389	case PIX_FMT_ARGB:
	390	return 32;
	391	case PIX_FMT_BGR24:
	392	case PIX_FMT_RGB24:
	393	return 24;
	394	case PIX_FMT_BGR565:
	395	case PIX_FMT_RGB565:
4884b9e5 KS	396	case PIX_FMT_GRAY16BE:
4884b9e5 KS	397	case PIX_FMT_GRAY16LE:
e9e12f0e LA	398	return 16;
	399	case PIX_FMT_BGR555:
	400	case PIX_FMT_RGB555:
	401	return 15;
	402	case PIX_FMT_BGR8:
	403	case PIX_FMT_RGB8:
	404	return 8;
	405	case PIX_FMT_BGR4:
	406	case PIX_FMT_RGB4:
	407	case PIX_FMT_BGR4_BYTE:
	408	case PIX_FMT_RGB4_BYTE:
	409	return 4;
	410	case PIX_FMT_MONOBLACK:
ec1bca2a	411	case PIX_FMT_MONOWHITE:
e9e12f0e LA	412	return 1;
	413	default:
	414	return 0;
	415	}
	416	}
	417
43175f50 DB	418	extern const uint64_t ff_dither4[2];
43175f50 DB	419	extern const uint64_t ff_dither8[2];
0cb25594	420
e40b183d LB	421	extern const AVClass sws_context_class;
e40b183d LB	422
0eaf5235	423	#endif /* SWSCALE_SWSCALE_INTERNAL_H */