* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef FFMPEG_SWSCALE_INTERNAL_H
-#define FFMPEG_SWSCALE_INTERNAL_H
+#ifndef SWSCALE_SWSCALE_INTERNAL_H
+#define SWSCALE_SWSCALE_INTERNAL_H
#include "config.h"
-#ifdef HAVE_ALTIVEC_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
-#define VOFW 2048
+#if ARCH_X86
+#define VOFW 5120
+#else
+#define VOFW 2048 // faster on PPC and not tested on others
+#endif
+
#define VOF (VOFW*2)
-typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]);
+#if HAVE_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, const 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{
+typedef struct SwsContext {
/**
* info on struct for av_log
*/
* sws_scale() wrapper so they can be freely modified here.
*/
SwsFunc swScale;
- int srcW, srcH, dstH;
- int chrSrcW, chrSrcH, chrDstW, chrDstH;
+ int srcW; ///< Width of source luma/alpha planes.
+ int srcH; ///< Height of source luma/alpha planes.
+ int dstH; ///< Height of destination luma/alpha planes.
+ int chrSrcW; ///< Width of source chroma planes.
+ int chrSrcH; ///< Height of source chroma planes.
+ int chrDstW; ///< Width of destination chroma planes.
+ int chrDstH; ///< Height of destination chroma planes.
int lumXInc, chrXInc;
int lumYInc, chrYInc;
- int dstFormat, srcFormat; ///< format 4:2:0 type is always YV12
- int origDstFormat, origSrcFormat; ///< format
+ enum PixelFormat dstFormat; ///< Destination pixel format.
+ enum PixelFormat srcFormat; ///< Source pixel format.
int chrSrcHSubSample, chrSrcVSubSample;
- int chrIntHSubSample, chrIntVSubSample;
int chrDstHSubSample, chrDstVSubSample;
int vChrDrop;
int sliceDir;
- double param[2];
+ double param[2]; ///< Input parameters for scaling algorithms that need them.
+
+ 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;
int vLumBufSize;
int vChrBufSize;
- uint8_t *funnyYCode;
- uint8_t *funnyUVCode;
- int32_t *lumMmx2FilterPos;
- int32_t *chrMmx2FilterPos;
- int16_t *lumMmx2Filter;
- int16_t *chrMmx2Filter;
+ int lumMmx2FilterCodeSize; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code size for luma/alpha planes.
+ int chrMmx2FilterCodeSize; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code size for chroma planes.
+ uint8_t *lumMmx2FilterCode; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code for luma/alpha planes.
+ uint8_t *chrMmx2FilterCode; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code for chroma planes.
int canMMX2BeUsed;
int lastInChrBuf;
int lumBufIndex;
int chrBufIndex;
- int dstY;
- int flags;
+ int dstY; ///< Last destination vertical line output from last slice.
+ int flags; ///< Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
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 contrast, brightness, saturation; // for sws_getColorspaceDetails
int srcColorspaceTable[4];
int dstColorspaceTable[4];
- int srcRange, dstRange;
+ int srcRange; ///< 0 = MPG YUV range, 1 = JPG YUV range (source image).
+ int dstRange; ///< 0 = MPG YUV range, 1 = JPG YUV range (destination image).
+ 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 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"
-
- 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)));
+#define Y_TEMP "11*8+4*4*256*2+40"
+#define ALP_MMX_FILTER_OFFSET "11*8+4*4*256*2+48"
+
+ DECLARE_ALIGNED(8, uint64_t, redDither);
+ DECLARE_ALIGNED(8, uint64_t, greenDither);
+ DECLARE_ALIGNED(8, uint64_t, blueDither);
+
+ DECLARE_ALIGNED(8, uint64_t, yCoeff);
+ DECLARE_ALIGNED(8, uint64_t, vrCoeff);
+ DECLARE_ALIGNED(8, uint64_t, ubCoeff);
+ DECLARE_ALIGNED(8, uint64_t, vgCoeff);
+ DECLARE_ALIGNED(8, uint64_t, ugCoeff);
+ DECLARE_ALIGNED(8, uint64_t, yOffset);
+ DECLARE_ALIGNED(8, uint64_t, uOffset);
+ DECLARE_ALIGNED(8, uint64_t, vOffset);
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)));
-
-#ifdef 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;
-
+ DECLARE_ALIGNED(8, uint64_t, esp);
+ DECLARE_ALIGNED(8, uint64_t, vRounder);
+ DECLARE_ALIGNED(8, uint64_t, u_temp);
+ DECLARE_ALIGNED(8, uint64_t, v_temp);
+ DECLARE_ALIGNED(8, uint64_t, y_temp);
+ 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
-
-#ifdef 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)));
+#if ARCH_BFIN
+ DECLARE_ALIGNED(4, uint32_t, oy);
+ DECLARE_ALIGNED(4, uint32_t, oc);
+ DECLARE_ALIGNED(4, uint32_t, zero);
+ DECLARE_ALIGNED(4, uint32_t, cy);
+ DECLARE_ALIGNED(4, uint32_t, crv);
+ DECLARE_ALIGNED(4, uint32_t, rmask);
+ DECLARE_ALIGNED(4, uint32_t, cbu);
+ DECLARE_ALIGNED(4, uint32_t, bmask);
+ DECLARE_ALIGNED(4, uint32_t, cgu);
+ DECLARE_ALIGNED(4, uint32_t, cgv);
+ DECLARE_ALIGNED(4, uint32_t, gmask);
#endif
-#ifdef HAVE_VIS
- uint64_t sparc_coeffs[10] __attribute__((aligned(8)));
+#if HAVE_VIS
+ DECLARE_ALIGNED(8, uint64_t, sparc_coeffs[10]);
#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 (*lumToYV12)(uint8_t *dst, const uint8_t *src,
+ long width, uint32_t *pal); ///< Unscaled conversion of luma plane to YV12 for horizontal scaler.
+ void (*alpToYV12)(uint8_t *dst, const uint8_t *src,
+ long width, uint32_t *pal); ///< Unscaled conversion of alpha plane to YV12 for horizontal scaler.
+ void (*chrToYV12)(uint8_t *dstU, uint8_t *dstV,
+ const uint8_t *src1, const uint8_t *src2,
+ long width, uint32_t *pal); ///< Unscaled conversion of chroma planes to YV12 for horizontal scaler.
+ void (*hyscale_fast)(struct SwsContext *c,
+ int16_t *dst, long dstWidth,
+ const uint8_t *src, int srcW, int xInc);
+ void (*hcscale_fast)(struct SwsContext *c,
+ int16_t *dst, long 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);
+
+ void (*lumConvertRange)(uint16_t *dst, int width); ///< Color range conversion function for luma plane if needed.
+ void (*chrConvertRange)(uint16_t *dst, int width); ///< Color range conversion function for chroma planes if needed.
+
+ int lumSrcOffset; ///< Offset given to luma src pointers passed to horizontal input functions.
+ int chrSrcOffset; ///< Offset given to chroma src pointers passed to horizontal input functions.
+ int alpSrcOffset; ///< Offset given to alpha src pointers passed to horizontal input functions.
+
+ int needs_hcscale; ///< Set if there are chroma planes to be converted.
+
} SwsContext;
//FIXME check init (where 0)
-SwsFunc yuv2rgb_get_func_ptr (SwsContext *c);
-int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation);
-
-void yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation);
-SwsFunc yuv2rgb_init_altivec (SwsContext *c);
-void altivec_yuv2packedX (SwsContext *c,
- int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, int dstW, int dstY);
-
-const char *sws_format_name(int format);
+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(enum PixelFormat format);
//FIXME replace this with something faster
-#define isPlanarYUV(x) ( \
+#define is16BPS(x) ( \
+ (x)==PIX_FMT_GRAY16BE \
+ || (x)==PIX_FMT_GRAY16LE \
+ || (x)==PIX_FMT_RGB48BE \
+ || (x)==PIX_FMT_RGB48LE \
+ || (x)==PIX_FMT_YUV420P16LE \
+ || (x)==PIX_FMT_YUV422P16LE \
+ || (x)==PIX_FMT_YUV444P16LE \
+ || (x)==PIX_FMT_YUV420P16BE \
+ || (x)==PIX_FMT_YUV422P16BE \
+ || (x)==PIX_FMT_YUV444P16BE \
+ )
+#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_NV12 \
|| (x)==PIX_FMT_NV21 \
)
+#define isPlanarYUV(x) ( \
+ isPlanar8YUV(x) \
+ || (x)==PIX_FMT_YUV420P16LE \
+ || (x)==PIX_FMT_YUV422P16LE \
+ || (x)==PIX_FMT_YUV444P16LE \
+ || (x)==PIX_FMT_YUV420P16BE \
+ || (x)==PIX_FMT_YUV422P16BE \
+ || (x)==PIX_FMT_YUV444P16BE \
+ )
#define isYUV(x) ( \
(x)==PIX_FMT_UYVY422 \
|| (x)==PIX_FMT_YUYV422 \
|| (x)==PIX_FMT_GRAY16LE \
)
#define isRGB(x) ( \
- (x)==PIX_FMT_BGR32 \
+ (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_RGB4 \
|| (x)==PIX_FMT_RGB4_BYTE \
|| (x)==PIX_FMT_MONOBLACK \
+ || (x)==PIX_FMT_MONOWHITE \
)
#define isBGR(x) ( \
- (x)==PIX_FMT_RGB32 \
+ (x)==PIX_FMT_BGR32 \
+ || (x)==PIX_FMT_BGR32_1 \
|| (x)==PIX_FMT_BGR24 \
|| (x)==PIX_FMT_BGR565 \
|| (x)==PIX_FMT_BGR555 \
|| (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)
+static inline int fmt_depth(enum PixelFormat fmt)
{
switch(fmt) {
- 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:
- return 1;
- default:
- return 0;
+ 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 DECLARE_ALIGNED(8, uint64_t, ff_dither4[2]);
-extern const DECLARE_ALIGNED(8, uint64_t, ff_dither8[2]);
+extern const uint64_t ff_dither4[2];
+extern const uint64_t ff_dither8[2];
extern const AVClass sws_context_class;
-#endif /* FFMPEG_SWSCALE_INTERNAL_H */
+#endif /* SWSCALE_SWSCALE_INTERNAL_H */