| /* |
| * 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 General Public License as published by |
| * the Free Software Foundation; either version 2 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU 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 |
| * |
| * the C code (not assembly, mmx, ...) of this file can be used |
| * under the LGPL license too |
| */ |
| |
| /* |
| supported Input formats: YV12, I420/IYUV, YUY2, UYVY, BGR32, BGR32_1, BGR24, BGR16, BGR15, RGB32, RGB32_1, RGB24, Y8/Y800, YVU9/IF09, PAL8 |
| supported output formats: YV12, I420/IYUV, YUY2, UYVY, {BGR,RGB}{1,4,8,15,16,24,32}, Y8/Y800, YVU9/IF09 |
| {BGR,RGB}{1,4,8,15,16} support dithering |
| |
| unscaled special converters (YV12=I420=IYUV, Y800=Y8) |
| YV12 -> {BGR,RGB}{1,4,8,15,16,24,32} |
| x -> x |
| YUV9 -> YV12 |
| YUV9/YV12 -> Y800 |
| Y800 -> YUV9/YV12 |
| BGR24 -> BGR32 & RGB24 -> RGB32 |
| BGR32 -> BGR24 & RGB32 -> RGB24 |
| BGR15 -> BGR16 |
| */ |
| |
| /* |
| tested special converters (most are tested actually, but I did not write it down ...) |
| YV12 -> BGR16 |
| YV12 -> YV12 |
| BGR15 -> BGR16 |
| BGR16 -> BGR16 |
| YVU9 -> YV12 |
| |
| untested special converters |
| YV12/I420 -> BGR15/BGR24/BGR32 (it is the yuv2rgb stuff, so it should be OK) |
| YV12/I420 -> YV12/I420 |
| YUY2/BGR15/BGR24/BGR32/RGB24/RGB32 -> same format |
| BGR24 -> BGR32 & RGB24 -> RGB32 |
| BGR32 -> BGR24 & RGB32 -> RGB24 |
| BGR24 -> YV12 |
| */ |
| |
| #define _SVID_SOURCE //needed for MAP_ANONYMOUS |
| #include <inttypes.h> |
| #include <string.h> |
| #include <math.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| #include "config.h" |
| #include <assert.h> |
| #if HAVE_SYS_MMAN_H |
| #include <sys/mman.h> |
| #if defined(MAP_ANON) && !defined(MAP_ANONYMOUS) |
| #define MAP_ANONYMOUS MAP_ANON |
| #endif |
| #endif |
| #if HAVE_VIRTUALALLOC |
| #define WIN32_LEAN_AND_MEAN |
| #include <windows.h> |
| #endif |
| #include "swscale.h" |
| #include "swscale_internal.h" |
| #include "rgb2rgb.h" |
| #include "libavutil/x86_cpu.h" |
| #include "libavutil/bswap.h" |
| |
| unsigned swscale_version(void) |
| { |
| return LIBSWSCALE_VERSION_INT; |
| } |
| |
| #undef MOVNTQ |
| #undef PAVGB |
| |
| //#undef HAVE_MMX2 |
| //#define HAVE_AMD3DNOW |
| //#undef HAVE_MMX |
| //#undef ARCH_X86 |
| //#define WORDS_BIGENDIAN |
| #define DITHER1XBPP |
| |
| #define FAST_BGR2YV12 // use 7 bit coefficients instead of 15 bit |
| |
| #define RET 0xC3 //near return opcode for x86 |
| |
| #ifdef M_PI |
| #define PI M_PI |
| #else |
| #define PI 3.14159265358979323846 |
| #endif |
| |
| #define isSupportedIn(x) ( \ |
| (x)==PIX_FMT_YUV420P \ |
| || (x)==PIX_FMT_YUVA420P \ |
| || (x)==PIX_FMT_YUYV422 \ |
| || (x)==PIX_FMT_UYVY422 \ |
| || (x)==PIX_FMT_RGB32 \ |
| || (x)==PIX_FMT_RGB32_1 \ |
| || (x)==PIX_FMT_BGR24 \ |
| || (x)==PIX_FMT_BGR565 \ |
| || (x)==PIX_FMT_BGR555 \ |
| || (x)==PIX_FMT_BGR32 \ |
| || (x)==PIX_FMT_BGR32_1 \ |
| || (x)==PIX_FMT_RGB24 \ |
| || (x)==PIX_FMT_RGB565 \ |
| || (x)==PIX_FMT_RGB555 \ |
| || (x)==PIX_FMT_GRAY8 \ |
| || (x)==PIX_FMT_YUV410P \ |
| || (x)==PIX_FMT_YUV440P \ |
| || (x)==PIX_FMT_GRAY16BE \ |
| || (x)==PIX_FMT_GRAY16LE \ |
| || (x)==PIX_FMT_YUV444P \ |
| || (x)==PIX_FMT_YUV422P \ |
| || (x)==PIX_FMT_YUV411P \ |
| || (x)==PIX_FMT_PAL8 \ |
| || (x)==PIX_FMT_BGR8 \ |
| || (x)==PIX_FMT_RGB8 \ |
| || (x)==PIX_FMT_BGR4_BYTE \ |
| || (x)==PIX_FMT_RGB4_BYTE \ |
| || (x)==PIX_FMT_YUV440P \ |
| || (x)==PIX_FMT_MONOWHITE \ |
| || (x)==PIX_FMT_MONOBLACK \ |
| ) |
| #define isSupportedOut(x) ( \ |
| (x)==PIX_FMT_YUV420P \ |
| || (x)==PIX_FMT_YUVA420P \ |
| || (x)==PIX_FMT_YUYV422 \ |
| || (x)==PIX_FMT_UYVY422 \ |
| || (x)==PIX_FMT_YUV444P \ |
| || (x)==PIX_FMT_YUV422P \ |
| || (x)==PIX_FMT_YUV411P \ |
| || isRGB(x) \ |
| || isBGR(x) \ |
| || (x)==PIX_FMT_NV12 \ |
| || (x)==PIX_FMT_NV21 \ |
| || (x)==PIX_FMT_GRAY16BE \ |
| || (x)==PIX_FMT_GRAY16LE \ |
| || (x)==PIX_FMT_GRAY8 \ |
| || (x)==PIX_FMT_YUV410P \ |
| || (x)==PIX_FMT_YUV440P \ |
| ) |
| #define isPacked(x) ( \ |
| (x)==PIX_FMT_PAL8 \ |
| || (x)==PIX_FMT_YUYV422 \ |
| || (x)==PIX_FMT_UYVY422 \ |
| || isRGB(x) \ |
| || isBGR(x) \ |
| ) |
| #define usePal(x) ( \ |
| (x)==PIX_FMT_PAL8 \ |
| || (x)==PIX_FMT_BGR4_BYTE \ |
| || (x)==PIX_FMT_RGB4_BYTE \ |
| || (x)==PIX_FMT_BGR8 \ |
| || (x)==PIX_FMT_RGB8 \ |
| ) |
| |
| #define RGB2YUV_SHIFT 15 |
| #define BY ( (int)(0.114*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define BV (-(int)(0.081*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define BU ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define GY ( (int)(0.587*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define GV (-(int)(0.419*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define GU (-(int)(0.331*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define RY ( (int)(0.299*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define RV ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| #define RU (-(int)(0.169*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
| |
| extern const int32_t ff_yuv2rgb_coeffs[8][4]; |
| |
| static const double rgb2yuv_table[8][9]={ |
| {0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, |
| {0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, |
| {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, |
| {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, |
| {0.59 , 0.11 , 0.30 , -0.331, 0.5, -0.169, -0.421, -0.079, 0.5}, //FCC |
| {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, |
| {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //SMPTE 170M |
| {0.701 , 0.087 , 0.212 , -0.384, 0.5 -0.116, -0.445, -0.055, 0.5}, //SMPTE 240M |
| }; |
| |
| /* |
| NOTES |
| Special versions: fast Y 1:1 scaling (no interpolation in y direction) |
| |
| TODO |
| more intelligent misalignment avoidance for the horizontal scaler |
| write special vertical cubic upscale version |
| optimize C code (YV12 / minmax) |
| add support for packed pixel YUV input & output |
| add support for Y8 output |
| optimize BGR24 & BGR32 |
| add BGR4 output support |
| write special BGR->BGR scaler |
| */ |
| |
| #if ARCH_X86 && CONFIG_GPL |
| DECLARE_ASM_CONST(8, uint64_t, bF8)= 0xF8F8F8F8F8F8F8F8LL; |
| DECLARE_ASM_CONST(8, uint64_t, bFC)= 0xFCFCFCFCFCFCFCFCLL; |
| DECLARE_ASM_CONST(8, uint64_t, w10)= 0x0010001000100010LL; |
| DECLARE_ASM_CONST(8, uint64_t, w02)= 0x0002000200020002LL; |
| DECLARE_ASM_CONST(8, uint64_t, bm00001111)=0x00000000FFFFFFFFLL; |
| DECLARE_ASM_CONST(8, uint64_t, bm00000111)=0x0000000000FFFFFFLL; |
| DECLARE_ASM_CONST(8, uint64_t, bm11111000)=0xFFFFFFFFFF000000LL; |
| DECLARE_ASM_CONST(8, uint64_t, bm01010101)=0x00FF00FF00FF00FFLL; |
| |
| const DECLARE_ALIGNED(8, uint64_t, ff_dither4[2]) = { |
| 0x0103010301030103LL, |
| 0x0200020002000200LL,}; |
| |
| const DECLARE_ALIGNED(8, uint64_t, ff_dither8[2]) = { |
| 0x0602060206020602LL, |
| 0x0004000400040004LL,}; |
| |
| DECLARE_ASM_CONST(8, uint64_t, b16Mask)= 0x001F001F001F001FLL; |
| DECLARE_ASM_CONST(8, uint64_t, g16Mask)= 0x07E007E007E007E0LL; |
| DECLARE_ASM_CONST(8, uint64_t, r16Mask)= 0xF800F800F800F800LL; |
| DECLARE_ASM_CONST(8, uint64_t, b15Mask)= 0x001F001F001F001FLL; |
| DECLARE_ASM_CONST(8, uint64_t, g15Mask)= 0x03E003E003E003E0LL; |
| DECLARE_ASM_CONST(8, uint64_t, r15Mask)= 0x7C007C007C007C00LL; |
| |
| DECLARE_ALIGNED(8, const uint64_t, ff_M24A) = 0x00FF0000FF0000FFLL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_M24B) = 0xFF0000FF0000FF00LL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_M24C) = 0x0000FF0000FF0000LL; |
| |
| #ifdef FAST_BGR2YV12 |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000000210041000DULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000FFEEFFDC0038ULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00000038FFD2FFF8ULL; |
| #else |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000020E540830C8BULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000ED0FDAC23831ULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00003831D0E6F6EAULL; |
| #endif /* FAST_BGR2YV12 */ |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YOffset) = 0x1010101010101010ULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UVOffset) = 0x8080808080808080ULL; |
| DECLARE_ALIGNED(8, const uint64_t, ff_w1111) = 0x0001000100010001ULL; |
| |
| DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY1Coeff) = 0x0C88000040870C88ULL; |
| DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY2Coeff) = 0x20DE4087000020DEULL; |
| DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY1Coeff) = 0x20DE0000408720DEULL; |
| DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY2Coeff) = 0x0C88408700000C88ULL; |
| DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toYOffset) = 0x0008400000084000ULL; |
| |
| DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUV[2][4]) = { |
| {0x38380000DAC83838ULL, 0xECFFDAC80000ECFFULL, 0xF6E40000D0E3F6E4ULL, 0x3838D0E300003838ULL}, |
| {0xECFF0000DAC8ECFFULL, 0x3838DAC800003838ULL, 0x38380000D0E33838ULL, 0xF6E4D0E30000F6E4ULL}, |
| }; |
| |
| DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUVOffset)= 0x0040400000404000ULL; |
| |
| #endif /* ARCH_X86 && CONFIG_GPL */ |
| |
| // clipping helper table for C implementations: |
| static unsigned char clip_table[768]; |
| |
| static SwsVector *sws_getConvVec(SwsVector *a, SwsVector *b); |
| |
| static const uint8_t __attribute__((aligned(8))) dither_2x2_4[2][8]={ |
| { 1, 3, 1, 3, 1, 3, 1, 3, }, |
| { 2, 0, 2, 0, 2, 0, 2, 0, }, |
| }; |
| |
| static const uint8_t __attribute__((aligned(8))) dither_2x2_8[2][8]={ |
| { 6, 2, 6, 2, 6, 2, 6, 2, }, |
| { 0, 4, 0, 4, 0, 4, 0, 4, }, |
| }; |
| |
| const uint8_t __attribute__((aligned(8))) dither_8x8_32[8][8]={ |
| { 17, 9, 23, 15, 16, 8, 22, 14, }, |
| { 5, 29, 3, 27, 4, 28, 2, 26, }, |
| { 21, 13, 19, 11, 20, 12, 18, 10, }, |
| { 0, 24, 6, 30, 1, 25, 7, 31, }, |
| { 16, 8, 22, 14, 17, 9, 23, 15, }, |
| { 4, 28, 2, 26, 5, 29, 3, 27, }, |
| { 20, 12, 18, 10, 21, 13, 19, 11, }, |
| { 1, 25, 7, 31, 0, 24, 6, 30, }, |
| }; |
| |
| #if 0 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_64[8][8]={ |
| { 0, 48, 12, 60, 3, 51, 15, 63, }, |
| { 32, 16, 44, 28, 35, 19, 47, 31, }, |
| { 8, 56, 4, 52, 11, 59, 7, 55, }, |
| { 40, 24, 36, 20, 43, 27, 39, 23, }, |
| { 2, 50, 14, 62, 1, 49, 13, 61, }, |
| { 34, 18, 46, 30, 33, 17, 45, 29, }, |
| { 10, 58, 6, 54, 9, 57, 5, 53, }, |
| { 42, 26, 38, 22, 41, 25, 37, 21, }, |
| }; |
| #endif |
| |
| const uint8_t __attribute__((aligned(8))) dither_8x8_73[8][8]={ |
| { 0, 55, 14, 68, 3, 58, 17, 72, }, |
| { 37, 18, 50, 32, 40, 22, 54, 35, }, |
| { 9, 64, 5, 59, 13, 67, 8, 63, }, |
| { 46, 27, 41, 23, 49, 31, 44, 26, }, |
| { 2, 57, 16, 71, 1, 56, 15, 70, }, |
| { 39, 21, 52, 34, 38, 19, 51, 33, }, |
| { 11, 66, 7, 62, 10, 65, 6, 60, }, |
| { 48, 30, 43, 25, 47, 29, 42, 24, }, |
| }; |
| |
| #if 0 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_128[8][8]={ |
| { 68, 36, 92, 60, 66, 34, 90, 58, }, |
| { 20, 116, 12, 108, 18, 114, 10, 106, }, |
| { 84, 52, 76, 44, 82, 50, 74, 42, }, |
| { 0, 96, 24, 120, 6, 102, 30, 126, }, |
| { 64, 32, 88, 56, 70, 38, 94, 62, }, |
| { 16, 112, 8, 104, 22, 118, 14, 110, }, |
| { 80, 48, 72, 40, 86, 54, 78, 46, }, |
| { 4, 100, 28, 124, 2, 98, 26, 122, }, |
| }; |
| #endif |
| |
| #if 1 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_220[8][8]={ |
| {117, 62, 158, 103, 113, 58, 155, 100, }, |
| { 34, 199, 21, 186, 31, 196, 17, 182, }, |
| {144, 89, 131, 76, 141, 86, 127, 72, }, |
| { 0, 165, 41, 206, 10, 175, 52, 217, }, |
| {110, 55, 151, 96, 120, 65, 162, 107, }, |
| { 28, 193, 14, 179, 38, 203, 24, 189, }, |
| {138, 83, 124, 69, 148, 93, 134, 79, }, |
| { 7, 172, 48, 213, 3, 168, 45, 210, }, |
| }; |
| #elif 1 |
| // tries to correct a gamma of 1.5 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_220[8][8]={ |
| { 0, 143, 18, 200, 2, 156, 25, 215, }, |
| { 78, 28, 125, 64, 89, 36, 138, 74, }, |
| { 10, 180, 3, 161, 16, 195, 8, 175, }, |
| {109, 51, 93, 38, 121, 60, 105, 47, }, |
| { 1, 152, 23, 210, 0, 147, 20, 205, }, |
| { 85, 33, 134, 71, 81, 30, 130, 67, }, |
| { 14, 190, 6, 171, 12, 185, 5, 166, }, |
| {117, 57, 101, 44, 113, 54, 97, 41, }, |
| }; |
| #elif 1 |
| // tries to correct a gamma of 2.0 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_220[8][8]={ |
| { 0, 124, 8, 193, 0, 140, 12, 213, }, |
| { 55, 14, 104, 42, 66, 19, 119, 52, }, |
| { 3, 168, 1, 145, 6, 187, 3, 162, }, |
| { 86, 31, 70, 21, 99, 39, 82, 28, }, |
| { 0, 134, 11, 206, 0, 129, 9, 200, }, |
| { 62, 17, 114, 48, 58, 16, 109, 45, }, |
| { 5, 181, 2, 157, 4, 175, 1, 151, }, |
| { 95, 36, 78, 26, 90, 34, 74, 24, }, |
| }; |
| #else |
| // tries to correct a gamma of 2.5 |
| const uint8_t __attribute__((aligned(8))) dither_8x8_220[8][8]={ |
| { 0, 107, 3, 187, 0, 125, 6, 212, }, |
| { 39, 7, 86, 28, 49, 11, 102, 36, }, |
| { 1, 158, 0, 131, 3, 180, 1, 151, }, |
| { 68, 19, 52, 12, 81, 25, 64, 17, }, |
| { 0, 119, 5, 203, 0, 113, 4, 195, }, |
| { 45, 9, 96, 33, 42, 8, 91, 30, }, |
| { 2, 172, 1, 144, 2, 165, 0, 137, }, |
| { 77, 23, 60, 15, 72, 21, 56, 14, }, |
| }; |
| #endif |
| |
| const char *sws_format_name(enum PixelFormat format) |
| { |
| switch (format) { |
| case PIX_FMT_YUV420P: |
| return "yuv420p"; |
| case PIX_FMT_YUVA420P: |
| return "yuva420p"; |
| case PIX_FMT_YUYV422: |
| return "yuyv422"; |
| case PIX_FMT_RGB24: |
| return "rgb24"; |
| case PIX_FMT_BGR24: |
| return "bgr24"; |
| case PIX_FMT_YUV422P: |
| return "yuv422p"; |
| case PIX_FMT_YUV444P: |
| return "yuv444p"; |
| case PIX_FMT_RGB32: |
| return "rgb32"; |
| case PIX_FMT_YUV410P: |
| return "yuv410p"; |
| case PIX_FMT_YUV411P: |
| return "yuv411p"; |
| case PIX_FMT_RGB565: |
| return "rgb565"; |
| case PIX_FMT_RGB555: |
| return "rgb555"; |
| case PIX_FMT_GRAY16BE: |
| return "gray16be"; |
| case PIX_FMT_GRAY16LE: |
| return "gray16le"; |
| case PIX_FMT_GRAY8: |
| return "gray8"; |
| case PIX_FMT_MONOWHITE: |
| return "mono white"; |
| case PIX_FMT_MONOBLACK: |
| return "mono black"; |
| case PIX_FMT_PAL8: |
| return "Palette"; |
| case PIX_FMT_YUVJ420P: |
| return "yuvj420p"; |
| case PIX_FMT_YUVJ422P: |
| return "yuvj422p"; |
| case PIX_FMT_YUVJ444P: |
| return "yuvj444p"; |
| case PIX_FMT_XVMC_MPEG2_MC: |
| return "xvmc_mpeg2_mc"; |
| case PIX_FMT_XVMC_MPEG2_IDCT: |
| return "xvmc_mpeg2_idct"; |
| case PIX_FMT_UYVY422: |
| return "uyvy422"; |
| case PIX_FMT_UYYVYY411: |
| return "uyyvyy411"; |
| case PIX_FMT_RGB32_1: |
| return "rgb32x"; |
| case PIX_FMT_BGR32_1: |
| return "bgr32x"; |
| case PIX_FMT_BGR32: |
| return "bgr32"; |
| case PIX_FMT_BGR565: |
| return "bgr565"; |
| case PIX_FMT_BGR555: |
| return "bgr555"; |
| case PIX_FMT_BGR8: |
| return "bgr8"; |
| case PIX_FMT_BGR4: |
| return "bgr4"; |
| case PIX_FMT_BGR4_BYTE: |
| return "bgr4 byte"; |
| case PIX_FMT_RGB8: |
| return "rgb8"; |
| case PIX_FMT_RGB4: |
| return "rgb4"; |
| case PIX_FMT_RGB4_BYTE: |
| return "rgb4 byte"; |
| case PIX_FMT_NV12: |
| return "nv12"; |
| case PIX_FMT_NV21: |
| return "nv21"; |
| case PIX_FMT_YUV440P: |
| return "yuv440p"; |
| case PIX_FMT_VDPAU_H264: |
| return "vdpau_h264"; |
| case PIX_FMT_VDPAU_MPEG1: |
| return "vdpau_mpeg1"; |
| case PIX_FMT_VDPAU_MPEG2: |
| return "vdpau_mpeg2"; |
| case PIX_FMT_VDPAU_WMV3: |
| return "vdpau_wmv3"; |
| case PIX_FMT_VDPAU_VC1: |
| return "vdpau_vc1"; |
| default: |
| return "Unknown format"; |
| } |
| } |
| |
| static inline void yuv2yuvXinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, |
| int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, |
| int16_t **alpSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, int dstW, int chrDstW) |
| { |
| //FIXME Optimize (just quickly written not optimized..) |
| int i; |
| for (i=0; i<dstW; i++) |
| { |
| int val=1<<18; |
| int j; |
| for (j=0; j<lumFilterSize; j++) |
| val += lumSrc[j][i] * lumFilter[j]; |
| |
| dest[i]= av_clip_uint8(val>>19); |
| } |
| |
| if (uDest) |
| for (i=0; i<chrDstW; i++) |
| { |
| int u=1<<18; |
| int v=1<<18; |
| int j; |
| for (j=0; j<chrFilterSize; j++) |
| { |
| u += chrSrc[j][i] * chrFilter[j]; |
| v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| } |
| |
| uDest[i]= av_clip_uint8(u>>19); |
| vDest[i]= av_clip_uint8(v>>19); |
| } |
| |
| if (CONFIG_SWSCALE_ALPHA && aDest) |
| for (i=0; i<dstW; i++){ |
| int val=1<<18; |
| int j; |
| for (j=0; j<lumFilterSize; j++) |
| val += alpSrc[j][i] * lumFilter[j]; |
| |
| aDest[i]= av_clip_uint8(val>>19); |
| } |
| |
| } |
| |
| static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, |
| int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, |
| uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, int dstFormat) |
| { |
| //FIXME Optimize (just quickly written not optimized..) |
| int i; |
| for (i=0; i<dstW; i++) |
| { |
| int val=1<<18; |
| int j; |
| for (j=0; j<lumFilterSize; j++) |
| val += lumSrc[j][i] * lumFilter[j]; |
| |
| dest[i]= av_clip_uint8(val>>19); |
| } |
| |
| if (!uDest) |
| return; |
| |
| if (dstFormat == PIX_FMT_NV12) |
| for (i=0; i<chrDstW; i++) |
| { |
| int u=1<<18; |
| int v=1<<18; |
| int j; |
| for (j=0; j<chrFilterSize; j++) |
| { |
| u += chrSrc[j][i] * chrFilter[j]; |
| v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| } |
| |
| uDest[2*i]= av_clip_uint8(u>>19); |
| uDest[2*i+1]= av_clip_uint8(v>>19); |
| } |
| else |
| for (i=0; i<chrDstW; i++) |
| { |
| int u=1<<18; |
| int v=1<<18; |
| int j; |
| for (j=0; j<chrFilterSize; j++) |
| { |
| u += chrSrc[j][i] * chrFilter[j]; |
| v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| } |
| |
| uDest[2*i]= av_clip_uint8(v>>19); |
| uDest[2*i+1]= av_clip_uint8(u>>19); |
| } |
| } |
| |
| #define YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha) \ |
| for (i=0; i<(dstW>>1); i++){\ |
| int j;\ |
| int Y1 = 1<<18;\ |
| int Y2 = 1<<18;\ |
| int U = 1<<18;\ |
| int V = 1<<18;\ |
| int av_unused A1, A2;\ |
| type av_unused *r, *b, *g;\ |
| const int i2= 2*i;\ |
| \ |
| for (j=0; j<lumFilterSize; j++)\ |
| {\ |
| Y1 += lumSrc[j][i2] * lumFilter[j];\ |
| Y2 += lumSrc[j][i2+1] * lumFilter[j];\ |
| }\ |
| for (j=0; j<chrFilterSize; j++)\ |
| {\ |
| U += chrSrc[j][i] * chrFilter[j];\ |
| V += chrSrc[j][i+VOFW] * chrFilter[j];\ |
| }\ |
| Y1>>=19;\ |
| Y2>>=19;\ |
| U >>=19;\ |
| V >>=19;\ |
| if (alpha){\ |
| A1 = 1<<18;\ |
| A2 = 1<<18;\ |
| for (j=0; j<lumFilterSize; j++){\ |
| A1 += alpSrc[j][i2 ] * lumFilter[j];\ |
| A2 += alpSrc[j][i2+1] * lumFilter[j];\ |
| }\ |
| A1>>=19;\ |
| A2>>=19;\ |
| }\ |
| |
| #define YSCALE_YUV_2_PACKEDX_C(type,alpha) \ |
| YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha)\ |
| if ((Y1|Y2|U|V)&256)\ |
| {\ |
| if (Y1>255) Y1=255; \ |
| else if (Y1<0)Y1=0; \ |
| if (Y2>255) Y2=255; \ |
| else if (Y2<0)Y2=0; \ |
| if (U>255) U=255; \ |
| else if (U<0) U=0; \ |
| if (V>255) V=255; \ |
| else if (V<0) V=0; \ |
| }\ |
| if (alpha && ((A1|A2)&256)){\ |
| A1=av_clip_uint8(A1);\ |
| A2=av_clip_uint8(A2);\ |
| } |
| |
| #define YSCALE_YUV_2_PACKEDX_FULL_C(rnd,alpha) \ |
| for (i=0; i<dstW; i++){\ |
| int j;\ |
| int Y = 0;\ |
| int U = -128<<19;\ |
| int V = -128<<19;\ |
| int av_unused A;\ |
| int R,G,B;\ |
| \ |
| for (j=0; j<lumFilterSize; j++){\ |
| Y += lumSrc[j][i ] * lumFilter[j];\ |
| }\ |
| for (j=0; j<chrFilterSize; j++){\ |
| U += chrSrc[j][i ] * chrFilter[j];\ |
| V += chrSrc[j][i+VOFW] * chrFilter[j];\ |
| }\ |
| Y >>=10;\ |
| U >>=10;\ |
| V >>=10;\ |
| if (alpha){\ |
| A = rnd;\ |
| for (j=0; j<lumFilterSize; j++)\ |
| A += alpSrc[j][i ] * lumFilter[j];\ |
| A >>=19;\ |
| if (A&256)\ |
| A = av_clip_uint8(A);\ |
| }\ |
| |
| #define YSCALE_YUV_2_RGBX_FULL_C(rnd,alpha) \ |
| YSCALE_YUV_2_PACKEDX_FULL_C(rnd>>3,alpha)\ |
| Y-= c->yuv2rgb_y_offset;\ |
| Y*= c->yuv2rgb_y_coeff;\ |
| Y+= rnd;\ |
| R= Y + V*c->yuv2rgb_v2r_coeff;\ |
| G= Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;\ |
| B= Y + U*c->yuv2rgb_u2b_coeff;\ |
| if ((R|G|B)&(0xC0000000)){\ |
| if (R>=(256<<22)) R=(256<<22)-1; \ |
| else if (R<0)R=0; \ |
| if (G>=(256<<22)) G=(256<<22)-1; \ |
| else if (G<0)G=0; \ |
| if (B>=(256<<22)) B=(256<<22)-1; \ |
| else if (B<0)B=0; \ |
| }\ |
| |
| |
| #define YSCALE_YUV_2_GRAY16_C \ |
| for (i=0; i<(dstW>>1); i++){\ |
| int j;\ |
| int Y1 = 1<<18;\ |
| int Y2 = 1<<18;\ |
| int U = 1<<18;\ |
| int V = 1<<18;\ |
| \ |
| const int i2= 2*i;\ |
| \ |
| for (j=0; j<lumFilterSize; j++)\ |
| {\ |
| Y1 += lumSrc[j][i2] * lumFilter[j];\ |
| Y2 += lumSrc[j][i2+1] * lumFilter[j];\ |
| }\ |
| Y1>>=11;\ |
| Y2>>=11;\ |
| if ((Y1|Y2|U|V)&65536)\ |
| {\ |
| if (Y1>65535) Y1=65535; \ |
| else if (Y1<0)Y1=0; \ |
| if (Y2>65535) Y2=65535; \ |
| else if (Y2<0)Y2=0; \ |
| } |
| |
| #define YSCALE_YUV_2_RGBX_C(type,alpha) \ |
| YSCALE_YUV_2_PACKEDX_C(type,alpha) /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\ |
| r = (type *)c->table_rV[V]; \ |
| g = (type *)(c->table_gU[U] + c->table_gV[V]); \ |
| b = (type *)c->table_bU[U]; \ |
| |
| #define YSCALE_YUV_2_PACKED2_C(type,alpha) \ |
| for (i=0; i<(dstW>>1); i++){ \ |
| const int i2= 2*i; \ |
| int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>19; \ |
| int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>19; \ |
| int U= (uvbuf0[i ]*uvalpha1+uvbuf1[i ]*uvalpha)>>19; \ |
| int V= (uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19; \ |
| type av_unused *r, *b, *g; \ |
| int av_unused A1, A2; \ |
| if (alpha){\ |
| A1= (abuf0[i2 ]*yalpha1+abuf1[i2 ]*yalpha)>>19; \ |
| A2= (abuf0[i2+1]*yalpha1+abuf1[i2+1]*yalpha)>>19; \ |
| }\ |
| |
| #define YSCALE_YUV_2_GRAY16_2_C \ |
| for (i=0; i<(dstW>>1); i++){ \ |
| const int i2= 2*i; \ |
| int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>11; \ |
| int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>11; \ |
| |
| #define YSCALE_YUV_2_RGB2_C(type,alpha) \ |
| YSCALE_YUV_2_PACKED2_C(type,alpha)\ |
| r = (type *)c->table_rV[V];\ |
| g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| b = (type *)c->table_bU[U];\ |
| |
| #define YSCALE_YUV_2_PACKED1_C(type,alpha) \ |
| for (i=0; i<(dstW>>1); i++){\ |
| const int i2= 2*i;\ |
| int Y1= buf0[i2 ]>>7;\ |
| int Y2= buf0[i2+1]>>7;\ |
| int U= (uvbuf1[i ])>>7;\ |
| int V= (uvbuf1[i+VOFW])>>7;\ |
| type av_unused *r, *b, *g;\ |
| int av_unused A1, A2;\ |
| if (alpha){\ |
| A1= abuf0[i2 ]>>7;\ |
| A2= abuf0[i2+1]>>7;\ |
| }\ |
| |
| #define YSCALE_YUV_2_GRAY16_1_C \ |
| for (i=0; i<(dstW>>1); i++){\ |
| const int i2= 2*i;\ |
| int Y1= buf0[i2 ]<<1;\ |
| int Y2= buf0[i2+1]<<1;\ |
| |
| #define YSCALE_YUV_2_RGB1_C(type,alpha) \ |
| YSCALE_YUV_2_PACKED1_C(type,alpha)\ |
| r = (type *)c->table_rV[V];\ |
| g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| b = (type *)c->table_bU[U];\ |
| |
| #define YSCALE_YUV_2_PACKED1B_C(type,alpha) \ |
| for (i=0; i<(dstW>>1); i++){\ |
| const int i2= 2*i;\ |
| int Y1= buf0[i2 ]>>7;\ |
| int Y2= buf0[i2+1]>>7;\ |
| int U= (uvbuf0[i ] + uvbuf1[i ])>>8;\ |
| int V= (uvbuf0[i+VOFW] + uvbuf1[i+VOFW])>>8;\ |
| type av_unused *r, *b, *g;\ |
| int av_unused A1, A2;\ |
| if (alpha){\ |
| A1= abuf0[i2 ]>>7;\ |
| A2= abuf0[i2+1]>>7;\ |
| }\ |
| |
| #define YSCALE_YUV_2_RGB1B_C(type,alpha) \ |
| YSCALE_YUV_2_PACKED1B_C(type,alpha)\ |
| r = (type *)c->table_rV[V];\ |
| g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| b = (type *)c->table_bU[U];\ |
| |
| #define YSCALE_YUV_2_MONO2_C \ |
| const uint8_t * const d128=dither_8x8_220[y&7];\ |
| uint8_t *g= c->table_gU[128] + c->table_gV[128];\ |
| for (i=0; i<dstW-7; i+=8){\ |
| int acc;\ |
| acc = g[((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19) + d128[0]];\ |
| acc+= acc + g[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19) + d128[1]];\ |
| acc+= acc + g[((buf0[i+2]*yalpha1+buf1[i+2]*yalpha)>>19) + d128[2]];\ |
| acc+= acc + g[((buf0[i+3]*yalpha1+buf1[i+3]*yalpha)>>19) + d128[3]];\ |
| acc+= acc + g[((buf0[i+4]*yalpha1+buf1[i+4]*yalpha)>>19) + d128[4]];\ |
| acc+= acc + g[((buf0[i+5]*yalpha1+buf1[i+5]*yalpha)>>19) + d128[5]];\ |
| acc+= acc + g[((buf0[i+6]*yalpha1+buf1[i+6]*yalpha)>>19) + d128[6]];\ |
| acc+= acc + g[((buf0[i+7]*yalpha1+buf1[i+7]*yalpha)>>19) + d128[7]];\ |
| ((uint8_t*)dest)[0]= c->dstFormat == PIX_FMT_MONOBLACK ? acc : ~acc;\ |
| dest++;\ |
| }\ |
| |
| |
| #define YSCALE_YUV_2_MONOX_C \ |
| const uint8_t * const d128=dither_8x8_220[y&7];\ |
| uint8_t *g= c->table_gU[128] + c->table_gV[128];\ |
| int acc=0;\ |
| for (i=0; i<dstW-1; i+=2){\ |
| int j;\ |
| int Y1=1<<18;\ |
| int Y2=1<<18;\ |
| \ |
| for (j=0; j<lumFilterSize; j++)\ |
| {\ |
| Y1 += lumSrc[j][i] * lumFilter[j];\ |
| Y2 += lumSrc[j][i+1] * lumFilter[j];\ |
| }\ |
| Y1>>=19;\ |
| Y2>>=19;\ |
| if ((Y1|Y2)&256)\ |
| {\ |
| if (Y1>255) Y1=255;\ |
| else if (Y1<0)Y1=0;\ |
| if (Y2>255) Y2=255;\ |
| else if (Y2<0)Y2=0;\ |
| }\ |
| acc+= acc + g[Y1+d128[(i+0)&7]];\ |
| acc+= acc + g[Y2+d128[(i+1)&7]];\ |
| if ((i&7)==6){\ |
| ((uint8_t*)dest)[0]= c->dstFormat == PIX_FMT_MONOBLACK ? acc : ~acc;\ |
| dest++;\ |
| }\ |
| } |
| |
| |
| #define YSCALE_YUV_2_ANYRGB_C(func, func2, func_g16, func_monoblack)\ |
| switch(c->dstFormat)\ |
| {\ |
| case PIX_FMT_RGBA:\ |
| case PIX_FMT_BGRA:\ |
| if (CONFIG_SMALL){\ |
| int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\ |
| func(uint32_t,needAlpha)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? (A1<<24) : 0);\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? (A2<<24) : 0);\ |
| }\ |
| }else{\ |
| if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){\ |
| func(uint32_t,1)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (A1<<24);\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (A2<<24);\ |
| }\ |
| }else{\ |
| func(uint32_t,0)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\ |
| }\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_ARGB:\ |
| case PIX_FMT_ABGR:\ |
| if (CONFIG_SMALL){\ |
| int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\ |
| func(uint32_t,needAlpha)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? A1 : 0);\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? A2 : 0);\ |
| }\ |
| }else{\ |
| if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){\ |
| func(uint32_t,1)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + A1;\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + A2;\ |
| }\ |
| }else{\ |
| func(uint32_t,0)\ |
| ((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\ |
| ((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\ |
| }\ |
| }\ |
| } \ |
| break;\ |
| case PIX_FMT_RGB24:\ |
| func(uint8_t,0)\ |
| ((uint8_t*)dest)[0]= r[Y1];\ |
| ((uint8_t*)dest)[1]= g[Y1];\ |
| ((uint8_t*)dest)[2]= b[Y1];\ |
| ((uint8_t*)dest)[3]= r[Y2];\ |
| ((uint8_t*)dest)[4]= g[Y2];\ |
| ((uint8_t*)dest)[5]= b[Y2];\ |
| dest+=6;\ |
| }\ |
| break;\ |
| case PIX_FMT_BGR24:\ |
| func(uint8_t,0)\ |
| ((uint8_t*)dest)[0]= b[Y1];\ |
| ((uint8_t*)dest)[1]= g[Y1];\ |
| ((uint8_t*)dest)[2]= r[Y1];\ |
| ((uint8_t*)dest)[3]= b[Y2];\ |
| ((uint8_t*)dest)[4]= g[Y2];\ |
| ((uint8_t*)dest)[5]= r[Y2];\ |
| dest+=6;\ |
| }\ |
| break;\ |
| case PIX_FMT_RGB565:\ |
| case PIX_FMT_BGR565:\ |
| {\ |
| const int dr1= dither_2x2_8[y&1 ][0];\ |
| const int dg1= dither_2x2_4[y&1 ][0];\ |
| const int db1= dither_2x2_8[(y&1)^1][0];\ |
| const int dr2= dither_2x2_8[y&1 ][1];\ |
| const int dg2= dither_2x2_4[y&1 ][1];\ |
| const int db2= dither_2x2_8[(y&1)^1][1];\ |
| func(uint16_t,0)\ |
| ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\ |
| ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_RGB555:\ |
| case PIX_FMT_BGR555:\ |
| {\ |
| const int dr1= dither_2x2_8[y&1 ][0];\ |
| const int dg1= dither_2x2_8[y&1 ][1];\ |
| const int db1= dither_2x2_8[(y&1)^1][0];\ |
| const int dr2= dither_2x2_8[y&1 ][1];\ |
| const int dg2= dither_2x2_8[y&1 ][0];\ |
| const int db2= dither_2x2_8[(y&1)^1][1];\ |
| func(uint16_t,0)\ |
| ((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\ |
| ((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_RGB8:\ |
| case PIX_FMT_BGR8:\ |
| {\ |
| const uint8_t * const d64= dither_8x8_73[y&7];\ |
| const uint8_t * const d32= dither_8x8_32[y&7];\ |
| func(uint8_t,0)\ |
| ((uint8_t*)dest)[i2+0]= r[Y1+d32[(i2+0)&7]] + g[Y1+d32[(i2+0)&7]] + b[Y1+d64[(i2+0)&7]];\ |
| ((uint8_t*)dest)[i2+1]= r[Y2+d32[(i2+1)&7]] + g[Y2+d32[(i2+1)&7]] + b[Y2+d64[(i2+1)&7]];\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_RGB4:\ |
| case PIX_FMT_BGR4:\ |
| {\ |
| const uint8_t * const d64= dither_8x8_73 [y&7];\ |
| const uint8_t * const d128=dither_8x8_220[y&7];\ |
| func(uint8_t,0)\ |
| ((uint8_t*)dest)[i]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]]\ |
| + ((r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]])<<4);\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_RGB4_BYTE:\ |
| case PIX_FMT_BGR4_BYTE:\ |
| {\ |
| const uint8_t * const d64= dither_8x8_73 [y&7];\ |
| const uint8_t * const d128=dither_8x8_220[y&7];\ |
| func(uint8_t,0)\ |
| ((uint8_t*)dest)[i2+0]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]];\ |
| ((uint8_t*)dest)[i2+1]= r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]];\ |
| }\ |
| }\ |
| break;\ |
| case PIX_FMT_MONOBLACK:\ |
| case PIX_FMT_MONOWHITE:\ |
| {\ |
| func_monoblack\ |
| }\ |
| break;\ |
| case PIX_FMT_YUYV422:\ |
| func2\ |
| ((uint8_t*)dest)[2*i2+0]= Y1;\ |
| ((uint8_t*)dest)[2*i2+1]= U;\ |
| ((uint8_t*)dest)[2*i2+2]= Y2;\ |
| ((uint8_t*)dest)[2*i2+3]= V;\ |
| } \ |
| break;\ |
| case PIX_FMT_UYVY422:\ |
| func2\ |
| ((uint8_t*)dest)[2*i2+0]= U;\ |
| ((uint8_t*)dest)[2*i2+1]= Y1;\ |
| ((uint8_t*)dest)[2*i2+2]= V;\ |
| ((uint8_t*)dest)[2*i2+3]= Y2;\ |
| } \ |
| break;\ |
| case PIX_FMT_GRAY16BE:\ |
| func_g16\ |
| ((uint8_t*)dest)[2*i2+0]= Y1>>8;\ |
| ((uint8_t*)dest)[2*i2+1]= Y1;\ |
| ((uint8_t*)dest)[2*i2+2]= Y2>>8;\ |
| ((uint8_t*)dest)[2*i2+3]= Y2;\ |
| } \ |
| break;\ |
| case PIX_FMT_GRAY16LE:\ |
| func_g16\ |
| ((uint8_t*)dest)[2*i2+0]= Y1;\ |
| ((uint8_t*)dest)[2*i2+1]= Y1>>8;\ |
| ((uint8_t*)dest)[2*i2+2]= Y2;\ |
| ((uint8_t*)dest)[2*i2+3]= Y2>>8;\ |
| } \ |
| break;\ |
| }\ |
| |
| |
| static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, |
| int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, |
| int16_t **alpSrc, uint8_t *dest, int dstW, int y) |
| { |
| int i; |
| YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C, YSCALE_YUV_2_PACKEDX_C(void,0), YSCALE_YUV_2_GRAY16_C, YSCALE_YUV_2_MONOX_C) |
| } |
| |
| static inline void yuv2rgbXinC_full(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, |
| int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, |
| int16_t **alpSrc, uint8_t *dest, int dstW, int y) |
| { |
| int i; |
| int step= fmt_depth(c->dstFormat)/8; |
| int aidx= 3; |
| |
| switch(c->dstFormat){ |
| case PIX_FMT_ARGB: |
| dest++; |
| aidx= 0; |
| case PIX_FMT_RGB24: |
| aidx--; |
| case PIX_FMT_RGBA: |
| if (CONFIG_SMALL){ |
| int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf; |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha) |
| dest[aidx]= needAlpha ? A : 255; |
| dest[0]= R>>22; |
| dest[1]= G>>22; |
| dest[2]= B>>22; |
| dest+= step; |
| } |
| }else{ |
| if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){ |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1) |
| dest[aidx]= A; |
| dest[0]= R>>22; |
| dest[1]= G>>22; |
| dest[2]= B>>22; |
| dest+= step; |
| } |
| }else{ |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0) |
| dest[aidx]= 255; |
| dest[0]= R>>22; |
| dest[1]= G>>22; |
| dest[2]= B>>22; |
| dest+= step; |
| } |
| } |
| } |
| break; |
| case PIX_FMT_ABGR: |
| dest++; |
| aidx= 0; |
| case PIX_FMT_BGR24: |
| aidx--; |
| case PIX_FMT_BGRA: |
| if (CONFIG_SMALL){ |
| int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf; |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha) |
| dest[aidx]= needAlpha ? A : 255; |
| dest[0]= B>>22; |
| dest[1]= G>>22; |
| dest[2]= R>>22; |
| dest+= step; |
| } |
| }else{ |
| if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){ |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1) |
| dest[aidx]= A; |
| dest[0]= B>>22; |
| dest[1]= G>>22; |
| dest[2]= R>>22; |
| dest+= step; |
| } |
| }else{ |
| YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0) |
| dest[aidx]= 255; |
| dest[0]= B>>22; |
| dest[1]= G>>22; |
| dest[2]= R>>22; |
| dest+= step; |
| } |
| } |
| } |
| break; |
| default: |
| assert(0); |
| } |
| } |
| |
| static void fillPlane(uint8_t* plane, int stride, int width, int height, int y, uint8_t val){ |
| int i; |
| uint8_t *ptr = plane + stride*y; |
| for (i=0; i<height; i++){ |
| memset(ptr, val, width); |
| ptr += stride; |
| } |
| } |
| |
| //Note: we have C, X86, MMX, MMX2, 3DNOW versions, there is no 3DNOW+MMX2 one |
| //Plain C versions |
| #if !HAVE_MMX || defined (RUNTIME_CPUDETECT) || !CONFIG_GPL |
| #define COMPILE_C |
| #endif |
| |
| #if ARCH_PPC |
| #if (HAVE_ALTIVEC || defined (RUNTIME_CPUDETECT)) && CONFIG_GPL |
| #undef COMPILE_C |
| #define COMPILE_ALTIVEC |
| #endif |
| #endif //ARCH_PPC |
| |
| #if ARCH_X86 |
| |
| #if ((HAVE_MMX && !HAVE_AMD3DNOW && !HAVE_MMX2) || defined (RUNTIME_CPUDETECT)) && CONFIG_GPL |
| #define COMPILE_MMX |
| #endif |
| |
| #if (HAVE_MMX2 || defined (RUNTIME_CPUDETECT)) && CONFIG_GPL |
| #define COMPILE_MMX2 |
| #endif |
| |
| #if ((HAVE_AMD3DNOW && !HAVE_MMX2) || defined (RUNTIME_CPUDETECT)) && CONFIG_GPL |
| #define COMPILE_3DNOW |
| #endif |
| #endif //ARCH_X86 |
| |
| #undef HAVE_MMX |
| #undef HAVE_MMX2 |
| #undef HAVE_AMD3DNOW |
| #undef HAVE_ALTIVEC |
| #define HAVE_MMX 0 |
| #define HAVE_MMX2 0 |
| #define HAVE_AMD3DNOW 0 |
| #define HAVE_ALTIVEC 0 |
| |
| #ifdef COMPILE_C |
| #define RENAME(a) a ## _C |
| #include "swscale_template.c" |
| #endif |
| |
| #ifdef COMPILE_ALTIVEC |
| #undef RENAME |
| #undef HAVE_ALTIVEC |
| #define HAVE_ALTIVEC 1 |
| #define RENAME(a) a ## _altivec |
| #include "swscale_template.c" |
| #endif |
| |
| #if ARCH_X86 |
| |
| //x86 versions |
| /* |
| #undef RENAME |
| #undef HAVE_MMX |
| #undef HAVE_MMX2 |
| #undef HAVE_AMD3DNOW |
| #define ARCH_X86 |
| #define RENAME(a) a ## _X86 |
| #include "swscale_template.c" |
| */ |
| //MMX versions |
| #ifdef COMPILE_MMX |
| #undef RENAME |
| #undef HAVE_MMX |
| #undef HAVE_MMX2 |
| #undef HAVE_AMD3DNOW |
| #define HAVE_MMX 1 |
| #define HAVE_MMX2 0 |
| #define HAVE_AMD3DNOW 0 |
| #define RENAME(a) a ## _MMX |
| #include "swscale_template.c" |
| #endif |
| |
| //MMX2 versions |
| #ifdef COMPILE_MMX2 |
| #undef RENAME |
| #undef HAVE_MMX |
| #undef HAVE_MMX2 |
| #undef HAVE_AMD3DNOW |
| #define HAVE_MMX 1 |
| #define HAVE_MMX2 1 |
| #define HAVE_AMD3DNOW 0 |
| #define RENAME(a) a ## _MMX2 |
| #include "swscale_template.c" |
| #endif |
| |
| //3DNOW versions |
| #ifdef COMPILE_3DNOW |
| #undef RENAME |
| #undef HAVE_MMX |
| #undef HAVE_MMX2 |
| #undef HAVE_AMD3DNOW |
| #define HAVE_MMX 1 |
| #define HAVE_MMX2 0 |
| #define HAVE_AMD3DNOW 1 |
| #define RENAME(a) a ## _3DNow |
| #include "swscale_template.c" |
| #endif |
| |
| #endif //ARCH_X86 |
| |
| // minor note: the HAVE_xyz are messed up after this line so don't use them |
| |
| static double getSplineCoeff(double a, double b, double c, double d, double dist) |
| { |
| // printf("%f %f %f %f %f\n", a,b,c,d,dist); |
| if (dist<=1.0) return ((d*dist + c)*dist + b)*dist +a; |
| else return getSplineCoeff( 0.0, |
| b+ 2.0*c + 3.0*d, |
| c + 3.0*d, |
| -b- 3.0*c - 6.0*d, |
| dist-1.0); |
| } |
| |
| static inline int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSize, int xInc, |
| int srcW, int dstW, int filterAlign, int one, int flags, |
| SwsVector *srcFilter, SwsVector *dstFilter, double param[2]) |
| { |
| int i; |
| int filterSize; |
| int filter2Size; |
| int minFilterSize; |
| int64_t *filter=NULL; |
| int64_t *filter2=NULL; |
| const int64_t fone= 1LL<<54; |
| int ret= -1; |
| #if ARCH_X86 |
| if (flags & SWS_CPU_CAPS_MMX) |
| __asm__ volatile("emms\n\t"::: "memory"); //FIXME this should not be required but it IS (even for non-MMX versions) |
| #endif |
| |
| // NOTE: the +1 is for the MMX scaler which reads over the end |
| *filterPos = av_malloc((dstW+1)*sizeof(int16_t)); |
| |
| if (FFABS(xInc - 0x10000) <10) // unscaled |
| { |
| int i; |
| filterSize= 1; |
| filter= av_mallocz(dstW*sizeof(*filter)*filterSize); |
| |
| for (i=0; i<dstW; i++) |
| { |
| filter[i*filterSize]= fone; |
| (*filterPos)[i]=i; |
| } |
| |
| } |
| else if (flags&SWS_POINT) // lame looking point sampling mode |
| { |
| int i; |
| int xDstInSrc; |
| filterSize= 1; |
| filter= av_malloc(dstW*sizeof(*filter)*filterSize); |
| |
| xDstInSrc= xInc/2 - 0x8000; |
| for (i=0; i<dstW; i++) |
| { |
| int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16; |
| |
| (*filterPos)[i]= xx; |
| filter[i]= fone; |
| xDstInSrc+= xInc; |
| } |
| } |
| else if ((xInc <= (1<<16) && (flags&SWS_AREA)) || (flags&SWS_FAST_BILINEAR)) // bilinear upscale |
| { |
| int i; |
| int xDstInSrc; |
| if (flags&SWS_BICUBIC) filterSize= 4; |
| else if (flags&SWS_X ) filterSize= 4; |
| else filterSize= 2; // SWS_BILINEAR / SWS_AREA |
| filter= av_malloc(dstW*sizeof(*filter)*filterSize); |
| |
| xDstInSrc= xInc/2 - 0x8000; |
| for (i=0; i<dstW; i++) |
| { |
| int xx= (xDstInSrc - ((filterSize-1)<<15) + (1<<15))>>16; |
| int j; |
| |
| (*filterPos)[i]= xx; |
| //bilinear upscale / linear interpolate / area averaging |
| for (j=0; j<filterSize; j++) |
| { |
| int64_t coeff= fone - FFABS((xx<<16) - xDstInSrc)*(fone>>16); |
| if (coeff<0) coeff=0; |
| filter[i*filterSize + j]= coeff; |
| xx++; |
| } |
| xDstInSrc+= xInc; |
| } |
| } |
| else |
| { |
| int xDstInSrc; |
| int sizeFactor; |
| |
| if (flags&SWS_BICUBIC) sizeFactor= 4; |
| else if (flags&SWS_X) sizeFactor= 8; |
| else if (flags&SWS_AREA) sizeFactor= 1; //downscale only, for upscale it is bilinear |
| else if (flags&SWS_GAUSS) sizeFactor= 8; // infinite ;) |
| else if (flags&SWS_LANCZOS) sizeFactor= param[0] != SWS_PARAM_DEFAULT ? ceil(2*param[0]) : 6; |
| else if (flags&SWS_SINC) sizeFactor= 20; // infinite ;) |
| else if (flags&SWS_SPLINE) sizeFactor= 20; // infinite ;) |
| else if (flags&SWS_BILINEAR) sizeFactor= 2; |
| else { |
| sizeFactor= 0; //GCC warning killer |
| assert(0); |
| } |
| |
| if (xInc <= 1<<16) filterSize= 1 + sizeFactor; // upscale |
| else filterSize= 1 + (sizeFactor*srcW + dstW - 1)/ dstW; |
| |
| if (filterSize > srcW-2) filterSize=srcW-2; |
| |
| filter= av_malloc(dstW*sizeof(*filter)*filterSize); |
| |
| xDstInSrc= xInc - 0x10000; |
| for (i=0; i<dstW; i++) |
| { |
| int xx= (xDstInSrc - ((filterSize-2)<<16)) / (1<<17); |
| int j; |
| (*filterPos)[i]= xx; |
| for (j=0; j<filterSize; j++) |
| { |
| int64_t d= ((int64_t)FFABS((xx<<17) - xDstInSrc))<<13; |
| double floatd; |
| int64_t coeff; |
| |
| if (xInc > 1<<16) |
| d= d*dstW/srcW; |
| floatd= d * (1.0/(1<<30)); |
| |
| if (flags & SWS_BICUBIC) |
| { |
| int64_t B= (param[0] != SWS_PARAM_DEFAULT ? param[0] : 0) * (1<<24); |
| int64_t C= (param[1] != SWS_PARAM_DEFAULT ? param[1] : 0.6) * (1<<24); |
| int64_t dd = ( d*d)>>30; |
| int64_t ddd= (dd*d)>>30; |
| |
| if (d < 1LL<<30) |
| coeff = (12*(1<<24)-9*B-6*C)*ddd + (-18*(1<<24)+12*B+6*C)*dd + (6*(1<<24)-2*B)*(1<<30); |
| else if (d < 1LL<<31) |
| coeff = (-B-6*C)*ddd + (6*B+30*C)*dd + (-12*B-48*C)*d + (8*B+24*C)*(1<<30); |
| else |
| coeff=0.0; |
| coeff *= fone>>(30+24); |
| } |
| /* else if (flags & SWS_X) |
| { |
| double p= param ? param*0.01 : 0.3; |
| coeff = d ? sin(d*PI)/(d*PI) : 1.0; |
| coeff*= pow(2.0, - p*d*d); |
| }*/ |
| else if (flags & SWS_X) |
| { |
| double A= param[0] != SWS_PARAM_DEFAULT ? param[0] : 1.0; |
| double c; |
| |
| if (floatd<1.0) |
| c = cos(floatd*PI); |
| else |
| c=-1.0; |
| if (c<0.0) c= -pow(-c, A); |
| else c= pow( c, A); |
| coeff= (c*0.5 + 0.5)*fone; |
| } |
| else if (flags & SWS_AREA) |
| { |
| int64_t d2= d - (1<<29); |
| if (d2*xInc < -(1LL<<(29+16))) coeff= 1.0 * (1LL<<(30+16)); |
| else if (d2*xInc < (1LL<<(29+16))) coeff= -d2*xInc + (1LL<<(29+16)); |
| else coeff=0.0; |
| coeff *= fone>>(30+16); |
| } |
| else if (flags & SWS_GAUSS) |
| { |
| double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0; |
| coeff = (pow(2.0, - p*floatd*floatd))*fone; |
| } |
| else if (flags & SWS_SINC) |
| { |
| coeff = (d ? sin(floatd*PI)/(floatd*PI) : 1.0)*fone; |
| } |
| else if (flags & SWS_LANCZOS) |
| { |
| double p= param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0; |
| coeff = (d ? sin(floatd*PI)*sin(floatd*PI/p)/(floatd*floatd*PI*PI/p) : 1.0)*fone; |
| if (floatd>p) coeff=0; |
| } |
| else if (flags & SWS_BILINEAR) |
| { |
| coeff= (1<<30) - d; |
| if (coeff<0) coeff=0; |
| coeff *= fone >> 30; |
| } |
| else if (flags & SWS_SPLINE) |
| { |
| double p=-2.196152422706632; |
| coeff = getSplineCoeff(1.0, 0.0, p, -p-1.0, floatd) * fone; |
| } |
| else { |
| coeff= 0.0; //GCC warning killer |
| assert(0); |
| } |
| |
| filter[i*filterSize + j]= coeff; |
| xx++; |
| } |
| xDstInSrc+= 2*xInc; |
| } |
| } |
| |
| /* apply src & dst Filter to filter -> filter2 |
| av_free(filter); |
| */ |
| assert(filterSize>0); |
| filter2Size= filterSize; |
| if (srcFilter) filter2Size+= srcFilter->length - 1; |
| if (dstFilter) filter2Size+= dstFilter->length - 1; |
| assert(filter2Size>0); |
| filter2= av_mallocz(filter2Size*dstW*sizeof(*filter2)); |
| |
| for (i=0; i<dstW; i++) |
| { |
| int j, k; |
| |
| if(srcFilter){ |
| for (k=0; k<srcFilter->length; k++){ |
| for (j=0; j<filterSize; j++) |
| filter2[i*filter2Size + k + j] += srcFilter->coeff[k]*filter[i*filterSize + j]; |
| } |
| }else{ |
| for (j=0; j<filterSize; j++) |
| filter2[i*filter2Size + j]= filter[i*filterSize + j]; |
| } |
| //FIXME dstFilter |
| |
| (*filterPos)[i]+= (filterSize-1)/2 - (filter2Size-1)/2; |
| } |
| av_freep(&filter); |
| |
| /* try to reduce the filter-size (step1 find size and shift left) */ |
| // Assume it is near normalized (*0.5 or *2.0 is OK but * 0.001 is not). |
| minFilterSize= 0; |
| for (i=dstW-1; i>=0; i--) |
| { |
| int min= filter2Size; |
| int j; |
| int64_t cutOff=0.0; |
| |
| /* get rid off near zero elements on the left by shifting left */ |
| for (j=0; j<filter2Size; j++) |
| { |
| int k; |
| cutOff += FFABS(filter2[i*filter2Size]); |
| |
| if (cutOff > SWS_MAX_REDUCE_CUTOFF*fone) break; |
| |
| /* preserve monotonicity because the core can't handle the filter otherwise */ |
| if (i<dstW-1 && (*filterPos)[i] >= (*filterPos)[i+1]) break; |
| |
| // move filter coefficients left |
| for (k=1; k<filter2Size; k++) |
| filter2[i*filter2Size + k - 1]= filter2[i*filter2Size + k]; |
| filter2[i*filter2Size + k - 1]= 0; |
| (*filterPos)[i]++; |
| } |
| |
| cutOff=0; |
| /* count near zeros on the right */ |
| for (j=filter2Size-1; j>0; j--) |
| { |
| cutOff += FFABS(filter2[i*filter2Size + j]); |
| |
| if (cutOff > SWS_MAX_REDUCE_CUTOFF*fone) break; |
| min--; |
| } |
| |
| if (min>minFilterSize) minFilterSize= min; |
| } |
| |
| if (flags & SWS_CPU_CAPS_ALTIVEC) { |
| // we can handle the special case 4, |
| // so we don't want to go to the full 8 |
| if (minFilterSize < 5) |
| filterAlign = 4; |
| |
| // We really don't want to waste our time |
| // doing useless computation, so fall back on |
| // the scalar C code for very small filters. |
| // Vectorizing is worth it only if you have a |
| // decent-sized vector. |
| if (minFilterSize < 3) |
| filterAlign = 1; |
| } |
| |
| if (flags & SWS_CPU_CAPS_MMX) { |
| // special case for unscaled vertical filtering |
| if (minFilterSize == 1 && filterAlign == 2) |
| filterAlign= 1; |
| } |
| |
| assert(minFilterSize > 0); |
| filterSize= (minFilterSize +(filterAlign-1)) & (~(filterAlign-1)); |
| assert(filterSize > 0); |
| filter= av_malloc(filterSize*dstW*sizeof(*filter)); |
| if (filterSize >= MAX_FILTER_SIZE*16/((flags&SWS_ACCURATE_RND) ? APCK_SIZE : 16) || !filter) |
| goto error; |
| *outFilterSize= filterSize; |
| |
| if (flags&SWS_PRINT_INFO) |
| av_log(NULL, AV_LOG_VERBOSE, "SwScaler: reducing / aligning filtersize %d -> %d\n", filter2Size, filterSize); |
| /* try to reduce the filter-size (step2 reduce it) */ |
| for (i=0; i<dstW; i++) |
| { |
| int j; |
| |
| for (j=0; j<filterSize; j++) |
| { |
| if (j>=filter2Size) filter[i*filterSize + j]= 0; |
| else filter[i*filterSize + j]= filter2[i*filter2Size + j]; |
| if((flags & SWS_BITEXACT) && j>=minFilterSize) |
| filter[i*filterSize + j]= 0; |
| } |
| } |
| |
| |
| //FIXME try to align filterPos if possible |
| |
| //fix borders |
| for (i=0; i<dstW; i++) |
| { |
| int j; |
| if ((*filterPos)[i] < 0) |
| { |
| // move filter coefficients left to compensate for filterPos |
| for (j=1; j<filterSize; j++) |
| { |
| int left= FFMAX(j + (*filterPos)[i], 0); |
| filter[i*filterSize + left] += filter[i*filterSize + j]; |
| filter[i*filterSize + j]=0; |
| } |
| (*filterPos)[i]= 0; |
| } |
| |
| if ((*filterPos)[i] + filterSize > srcW) |
| { |
| int shift= (*filterPos)[i] + filterSize - srcW; |
| // move filter coefficients right to compensate for filterPos |
| for (j=filterSize-2; j>=0; j--) |
| { |
| int right= FFMIN(j + shift, filterSize-1); |
| filter[i*filterSize +right] += filter[i*filterSize +j]; |
| filter[i*filterSize +j]=0; |
| } |
| (*filterPos)[i]= srcW - filterSize; |
| } |
| } |
| |
| // Note the +1 is for the MMX scaler which reads over the end |
| /* align at 16 for AltiVec (needed by hScale_altivec_real) */ |
| *outFilter= av_mallocz(*outFilterSize*(dstW+1)*sizeof(int16_t)); |
| |
| /* normalize & store in outFilter */ |
| for (i=0; i<dstW; i++) |
| { |
| int j; |
| int64_t error=0; |
| int64_t sum=0; |
| |
| for (j=0; j<filterSize; j++) |
| { |
| sum+= filter[i*filterSize + j]; |
| } |
| sum= (sum + one/2)/ one; |
| for (j=0; j<*outFilterSize; j++) |
| { |
| int64_t v= filter[i*filterSize + j] + error; |
| int intV= ROUNDED_DIV(v, sum); |
| (*outFilter)[i*(*outFilterSize) + j]= intV; |
| error= v - intV*sum; |
| } |
| } |
| |
| (*filterPos)[dstW]= (*filterPos)[dstW-1]; // the MMX scaler will read over the end |
| for (i=0; i<*outFilterSize; i++) |
| { |
| int j= dstW*(*outFilterSize); |
| (*outFilter)[j + i]= (*outFilter)[j + i - (*outFilterSize)]; |
| } |
| |
| ret=0; |
| error: |
| av_free(filter); |
| av_free(filter2); |
| return ret; |
| } |
| |
| #ifdef COMPILE_MMX2 |
| static void initMMX2HScaler(int dstW, int xInc, uint8_t *funnyCode, int16_t *filter, int32_t *filterPos, int numSplits) |
| { |
| uint8_t *fragmentA; |
| x86_reg imm8OfPShufW1A; |
| x86_reg imm8OfPShufW2A; |
| x86_reg fragmentLengthA; |
| uint8_t *fragmentB; |
| x86_reg imm8OfPShufW1B; |
| x86_reg imm8OfPShufW2B; |
| x86_reg fragmentLengthB; |
| int fragmentPos; |
| |
| int xpos, i; |
| |
| // create an optimized horizontal scaling routine |
| |
| //code fragment |
| |
| __asm__ volatile( |
| "jmp 9f \n\t" |
| // Begin |
| "0: \n\t" |
| "movq (%%"REG_d", %%"REG_a"), %%mm3 \n\t" |
| "movd (%%"REG_c", %%"REG_S"), %%mm0 \n\t" |
| "movd 1(%%"REG_c", %%"REG_S"), %%mm1 \n\t" |
| "punpcklbw %%mm7, %%mm1 \n\t" |
| "punpcklbw %%mm7, %%mm0 \n\t" |
| "pshufw $0xFF, %%mm1, %%mm1 \n\t" |
| "1: \n\t" |
| "pshufw $0xFF, %%mm0, %%mm0 \n\t" |
| "2: \n\t" |
| "psubw %%mm1, %%mm0 \n\t" |
| "movl 8(%%"REG_b", %%"REG_a"), %%esi \n\t" |
| "pmullw %%mm3, %%mm0 \n\t" |
| "psllw $7, %%mm1 \n\t" |
| "paddw %%mm1, %%mm0 \n\t" |
| |
| "movq %%mm0, (%%"REG_D", %%"REG_a") \n\t" |
| |
| "add $8, %%"REG_a" \n\t" |
| // End |
| "9: \n\t" |
| // "int $3 \n\t" |
| "lea " LOCAL_MANGLE(0b) ", %0 \n\t" |
| "lea " LOCAL_MANGLE(1b) ", %1 \n\t" |
| "lea " LOCAL_MANGLE(2b) ", %2 \n\t" |
| "dec %1 \n\t" |
| "dec %2 \n\t" |
| "sub %0, %1 \n\t" |
| "sub %0, %2 \n\t" |
| "lea " LOCAL_MANGLE(9b) ", %3 \n\t" |
| "sub %0, %3 \n\t" |
| |
| |
| :"=r" (fragmentA), "=r" (imm8OfPShufW1A), "=r" (imm8OfPShufW2A), |
| "=r" (fragmentLengthA) |
| ); |
| |
| __asm__ volatile( |
| "jmp 9f \n\t" |
| // Begin |
| "0: \n\t" |
| "movq (%%"REG_d", %%"REG_a"), %%mm3 \n\t" |
| "movd (%%"REG_c", %%"REG_S"), %%mm0 \n\t" |
| "punpcklbw %%mm7, %%mm0 \n\t" |
| "pshufw $0xFF, %%mm0, %%mm1 \n\t" |
| "1: \n\t" |
| "pshufw $0xFF, %%mm0, %%mm0 \n\t" |
| "2: \n\t" |
| "psubw %%mm1, %%mm0 \n\t" |
| "movl 8(%%"REG_b", %%"REG_a"), %%esi \n\t" |
| "pmullw %%mm3, %%mm0 \n\t" |
| "psllw $7, %%mm1 \n\t" |
| "paddw %%mm1, %%mm0 \n\t" |
| |
| "movq %%mm0, (%%"REG_D", %%"REG_a") \n\t" |
| |
| "add $8, %%"REG_a" \n\t" |
| // End |
| "9: \n\t" |
| // "int $3 \n\t" |
| "lea " LOCAL_MANGLE(0b) ", %0 \n\t" |
| "lea " LOCAL_MANGLE(1b) ", %1 \n\t" |
| "lea " LOCAL_MANGLE(2b) ", %2 \n\t" |
| "dec %1 \n\t" |
| "dec %2 \n\t" |
| "sub %0, %1 \n\t" |
| "sub %0, %2 \n\t" |
| "lea " LOCAL_MANGLE(9b) ", %3 \n\t" |
| "sub %0, %3 \n\t" |
| |
| |
| :"=r" (fragmentB), "=r" (imm8OfPShufW1B), "=r" (imm8OfPShufW2B), |
| "=r" (fragmentLengthB) |
| ); |
| |
| xpos= 0; //lumXInc/2 - 0x8000; // difference between pixel centers |
| fragmentPos=0; |
| |
| for (i=0; i<dstW/numSplits; i++) |
| { |
| int xx=xpos>>16; |
| |
| if ((i&3) == 0) |
| { |
| int a=0; |
| int b=((xpos+xInc)>>16) - xx; |
| int c=((xpos+xInc*2)>>16) - xx; |
| int d=((xpos+xInc*3)>>16) - xx; |
| |
| filter[i ] = (( xpos & 0xFFFF) ^ 0xFFFF)>>9; |
| filter[i+1] = (((xpos+xInc ) & 0xFFFF) ^ 0xFFFF)>>9; |
| filter[i+2] = (((xpos+xInc*2) & 0xFFFF) ^ 0xFFFF)>>9; |
| filter[i+3] = (((xpos+xInc*3) & 0xFFFF) ^ 0xFFFF)>>9; |
| filterPos[i/2]= xx; |
| |
| if (d+1<4) |
| { |
| int maxShift= 3-(d+1); |
| int shift=0; |
| |
| memcpy(funnyCode + fragmentPos, fragmentB, fragmentLengthB); |
| |
| funnyCode[fragmentPos + imm8OfPShufW1B]= |
| (a+1) | ((b+1)<<2) | ((c+1)<<4) | ((d+1)<<6); |
| funnyCode[fragmentPos + imm8OfPShufW2B]= |
| a | (b<<2) | (c<<4) | (d<<6); |
| |
| if (i+3>=dstW) shift=maxShift; //avoid overread |
| else if ((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //Align |
| |
| if (shift && i>=shift) |
| { |
| funnyCode[fragmentPos + imm8OfPShufW1B]+= 0x55*shift; |
| funnyCode[fragmentPos + imm8OfPShufW2B]+= 0x55*shift; |
| filterPos[i/2]-=shift; |
| } |
| |
| fragmentPos+= fragmentLengthB; |
| } |
| else |
| { |
| int maxShift= 3-d; |
| int shift=0; |
| |
| memcpy(funnyCode + fragmentPos, fragmentA, fragmentLengthA); |
| |
| funnyCode[fragmentPos + imm8OfPShufW1A]= |
| funnyCode[fragmentPos + imm8OfPShufW2A]= |
| a | (b<<2) | (c<<4) | (d<<6); |
| |
| if (i+4>=dstW) shift=maxShift; //avoid overread |
| else if ((filterPos[i/2]&3) <= maxShift) shift=filterPos[i/2]&3; //partial align |
| |
| if (shift && i>=shift) |
| { |
| funnyCode[fragmentPos + imm8OfPShufW1A]+= 0x55*shift; |
| funnyCode[fragmentPos + imm8OfPShufW2A]+= 0x55*shift; |
| filterPos[i/2]-=shift; |
| } |
| |
| fragmentPos+= fragmentLengthA; |
| } |
| |
| funnyCode[fragmentPos]= RET; |
| } |
| xpos+=xInc; |
| } |
| filterPos[((i/2)+1)&(~1)]= xpos>>16; // needed to jump to the next part |
| } |
| #endif /* COMPILE_MMX2 */ |
| |
| static void globalInit(void){ |
| // generating tables: |
| int i; |
| for (i=0; i<768; i++){ |
| int c= av_clip_uint8(i-256); |
| clip_table[i]=c; |
| } |
| } |
| |
| static SwsFunc getSwsFunc(int flags){ |
| |
| #if defined(RUNTIME_CPUDETECT) && CONFIG_GPL |
| #if ARCH_X86 |
| // ordered per speed fastest first |
| if (flags & SWS_CPU_CAPS_MMX2) |
| return swScale_MMX2; |
| else if (flags & SWS_CPU_CAPS_3DNOW) |
| return swScale_3DNow; |
| else if (flags & SWS_CPU_CAPS_MMX) |
| return swScale_MMX; |
| else |
| return swScale_C; |
| |
| #else |
| #if ARCH_PPC |
| if (flags & SWS_CPU_CAPS_ALTIVEC) |
| return swScale_altivec; |
| else |
| return swScale_C; |
| #endif |
| return swScale_C; |
| #endif /* ARCH_X86 */ |
| #else //RUNTIME_CPUDETECT |
| #if HAVE_MMX2 |
| return swScale_MMX2; |
| #elif HAVE_AMD3DNOW |
| return swScale_3DNow; |
| #elif HAVE_MMX |
| return swScale_MMX; |
| #elif HAVE_ALTIVEC |
| return swScale_altivec; |
| #else |
| return swScale_C; |
| #endif |
| #endif //!RUNTIME_CPUDETECT |
| } |
| |
| static int PlanarToNV12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| /* Copy Y plane */ |
| if (dstStride[0]==srcStride[0] && srcStride[0] > 0) |
| memcpy(dst, src[0], srcSliceH*dstStride[0]); |
| else |
| { |
| int i; |
| uint8_t *srcPtr= src[0]; |
| uint8_t *dstPtr= dst; |
| for (i=0; i<srcSliceH; i++) |
| { |
| memcpy(dstPtr, srcPtr, c->srcW); |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| } |
| dst = dstParam[1] + dstStride[1]*srcSliceY/2; |
| if (c->dstFormat == PIX_FMT_NV12) |
| interleaveBytes(src[1], src[2], dst, c->srcW/2, srcSliceH/2, srcStride[1], srcStride[2], dstStride[0]); |
| else |
| interleaveBytes(src[2], src[1], dst, c->srcW/2, srcSliceH/2, srcStride[2], srcStride[1], dstStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int PlanarToYuy2Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| |
| yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int PlanarToUyvyWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| |
| yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int YUV422PToYuy2Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| |
| yuv422ptoyuy2(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int YUV422PToUyvyWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| |
| yuv422ptouyvy(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int YUYV2YUV420Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2; |
| uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2; |
| |
| yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| |
| if (dstParam[3]) |
| fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| |
| return srcSliceH; |
| } |
| |
| static int YUYV2YUV422Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY; |
| uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY; |
| |
| yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int UYVY2YUV420Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2; |
| uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2; |
| |
| uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| |
| if (dstParam[3]) |
| fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| |
| return srcSliceH; |
| } |
| |
| static int UYVY2YUV422Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dstParam[], int dstStride[]){ |
| uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY; |
| uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY; |
| |
| uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| |
| return srcSliceH; |
| } |
| |
| static int pal2rgbWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| const enum PixelFormat srcFormat= c->srcFormat; |
| const enum PixelFormat dstFormat= c->dstFormat; |
| void (*conv)(const uint8_t *src, uint8_t *dst, long num_pixels, |
| const uint8_t *palette)=NULL; |
| int i; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| uint8_t *srcPtr= src[0]; |
| |
| if (!usePal(srcFormat)) |
| av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| sws_format_name(srcFormat), sws_format_name(dstFormat)); |
| |
| switch(dstFormat){ |
| case PIX_FMT_RGB32 : conv = palette8topacked32; break; |
| case PIX_FMT_BGR32 : conv = palette8topacked32; break; |
| case PIX_FMT_BGR32_1: conv = palette8topacked32; break; |
| case PIX_FMT_RGB32_1: conv = palette8topacked32; break; |
| case PIX_FMT_RGB24 : conv = palette8topacked24; break; |
| case PIX_FMT_BGR24 : conv = palette8topacked24; break; |
| default: av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| sws_format_name(srcFormat), sws_format_name(dstFormat)); break; |
| } |
| |
| |
| for (i=0; i<srcSliceH; i++) { |
| conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb); |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| |
| return srcSliceH; |
| } |
| |
| /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
| static int rgb2rgbWrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| const enum PixelFormat srcFormat= c->srcFormat; |
| const enum PixelFormat dstFormat= c->dstFormat; |
| const int srcBpp= (fmt_depth(srcFormat) + 7) >> 3; |
| const int dstBpp= (fmt_depth(dstFormat) + 7) >> 3; |
| const int srcId= fmt_depth(srcFormat) >> 2; /* 1:0, 4:1, 8:2, 15:3, 16:4, 24:6, 32:8 */ |
| const int dstId= fmt_depth(dstFormat) >> 2; |
| void (*conv)(const uint8_t *src, uint8_t *dst, long src_size)=NULL; |
| |
| /* BGR -> BGR */ |
| if ( (isBGR(srcFormat) && isBGR(dstFormat)) |
| || (isRGB(srcFormat) && isRGB(dstFormat))){ |
| switch(srcId | (dstId<<4)){ |
| case 0x34: conv= rgb16to15; break; |
| case 0x36: conv= rgb24to15; break; |
| case 0x38: conv= rgb32to15; break; |
| case 0x43: conv= rgb15to16; break; |
| case 0x46: conv= rgb24to16; break; |
| case 0x48: conv= rgb32to16; break; |
| case 0x63: conv= rgb15to24; break; |
| case 0x64: conv= rgb16to24; break; |
| case 0x68: conv= rgb32to24; break; |
| case 0x83: conv= rgb15to32; break; |
| case 0x84: conv= rgb16to32; break; |
| case 0x86: conv= rgb24to32; break; |
| default: av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| sws_format_name(srcFormat), sws_format_name(dstFormat)); break; |
| } |
| }else if ( (isBGR(srcFormat) && isRGB(dstFormat)) |
| || (isRGB(srcFormat) && isBGR(dstFormat))){ |
| switch(srcId | (dstId<<4)){ |
| case 0x33: conv= rgb15tobgr15; break; |
| case 0x34: conv= rgb16tobgr15; break; |
| case 0x36: conv= rgb24tobgr15; break; |
| case 0x38: conv= rgb32tobgr15; break; |
| case 0x43: conv= rgb15tobgr16; break; |
| case 0x44: conv= rgb16tobgr16; break; |
| case 0x46: conv= rgb24tobgr16; break; |
| case 0x48: conv= rgb32tobgr16; break; |
| case 0x63: conv= rgb15tobgr24; break; |
| case 0x64: conv= rgb16tobgr24; break; |
| case 0x66: conv= rgb24tobgr24; break; |
| case 0x68: conv= rgb32tobgr24; break; |
| case 0x83: conv= rgb15tobgr32; break; |
| case 0x84: conv= rgb16tobgr32; break; |
| case 0x86: conv= rgb24tobgr32; break; |
| case 0x88: conv= rgb32tobgr32; break; |
| default: av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| sws_format_name(srcFormat), sws_format_name(dstFormat)); break; |
| } |
| }else{ |
| av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| sws_format_name(srcFormat), sws_format_name(dstFormat)); |
| } |
| |
| if(conv) |
| { |
| uint8_t *srcPtr= src[0]; |
| if(srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1) |
| srcPtr += ALT32_CORR; |
| |
| if (dstStride[0]*srcBpp == srcStride[0]*dstBpp && srcStride[0] > 0) |
| conv(srcPtr, dst[0] + dstStride[0]*srcSliceY, srcSliceH*srcStride[0]); |
| else |
| { |
| int i; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| |
| for (i=0; i<srcSliceH; i++) |
| { |
| conv(srcPtr, dstPtr, c->srcW*srcBpp); |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| } |
| } |
| return srcSliceH; |
| } |
| |
| static int bgr24toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| |
| rgb24toyv12( |
| src[0], |
| dst[0]+ srcSliceY *dstStride[0], |
| dst[1]+(srcSliceY>>1)*dstStride[1], |
| dst[2]+(srcSliceY>>1)*dstStride[2], |
| c->srcW, srcSliceH, |
| dstStride[0], dstStride[1], srcStride[0]); |
| if (dst[3]) |
| fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| return srcSliceH; |
| } |
| |
| static int yvu9toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| int i; |
| |
| /* copy Y */ |
| if (srcStride[0]==dstStride[0] && srcStride[0] > 0) |
| memcpy(dst[0]+ srcSliceY*dstStride[0], src[0], srcStride[0]*srcSliceH); |
| else{ |
| uint8_t *srcPtr= src[0]; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| |
| for (i=0; i<srcSliceH; i++) |
| { |
| memcpy(dstPtr, srcPtr, c->srcW); |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| } |
| |
| if (c->dstFormat==PIX_FMT_YUV420P || c->dstFormat==PIX_FMT_YUVA420P){ |
| planar2x(src[1], dst[1], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[1]); |
| planar2x(src[2], dst[2], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[2]); |
| }else{ |
| planar2x(src[1], dst[2], c->chrSrcW, c->chrSrcH, srcStride[1], dstStride[2]); |
| planar2x(src[2], dst[1], c->chrSrcW, c->chrSrcH, srcStride[2], dstStride[1]); |
| } |
| if (dst[3]) |
| fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| return srcSliceH; |
| } |
| |
| /* unscaled copy like stuff (assumes nearly identical formats) */ |
| static int packedCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| if (dstStride[0]==srcStride[0] && srcStride[0] > 0) |
| memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]); |
| else |
| { |
| int i; |
| uint8_t *srcPtr= src[0]; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| int length=0; |
| |
| /* universal length finder */ |
| while(length+c->srcW <= FFABS(dstStride[0]) |
| && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW; |
| assert(length!=0); |
| |
| for (i=0; i<srcSliceH; i++) |
| { |
| memcpy(dstPtr, srcPtr, length); |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| } |
| return srcSliceH; |
| } |
| |
| static int planarCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| int plane; |
| for (plane=0; plane<4; plane++) |
| { |
| int length= (plane==0 || plane==3) ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample); |
| int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample); |
| int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample); |
| |
| if (!dst[plane]) continue; |
| // ignore palette for GRAY8 |
| if (plane == 1 && !dst[2]) continue; |
| if (!src[plane] || (plane == 1 && !src[2])) |
| fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128); |
| else |
| { |
| if (dstStride[plane]==srcStride[plane] && srcStride[plane] > 0) |
| memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]); |
| else |
| { |
| int i; |
| uint8_t *srcPtr= src[plane]; |
| uint8_t *dstPtr= dst[plane] + dstStride[plane]*y; |
| for (i=0; i<height; i++) |
| { |
| memcpy(dstPtr, srcPtr, length); |
| srcPtr+= srcStride[plane]; |
| dstPtr+= dstStride[plane]; |
| } |
| } |
| } |
| } |
| return srcSliceH; |
| } |
| |
| static int gray16togray(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| |
| int length= c->srcW; |
| int y= srcSliceY; |
| int height= srcSliceH; |
| int i, j; |
| uint8_t *srcPtr= src[0]; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*y; |
| |
| if (!isGray(c->dstFormat)){ |
| int height= -((-srcSliceH)>>c->chrDstVSubSample); |
| memset(dst[1], 128, dstStride[1]*height); |
| memset(dst[2], 128, dstStride[2]*height); |
| } |
| if (c->srcFormat == PIX_FMT_GRAY16LE) srcPtr++; |
| for (i=0; i<height; i++) |
| { |
| for (j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1]; |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| if (dst[3]) |
| fillPlane(dst[3], dstStride[3], length, height, y, 255); |
| return srcSliceH; |
| } |
| |
| static int graytogray16(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| |
| int length= c->srcW; |
| int y= srcSliceY; |
| int height= srcSliceH; |
| int i, j; |
| uint8_t *srcPtr= src[0]; |
| uint8_t *dstPtr= dst[0] + dstStride[0]*y; |
| for (i=0; i<height; i++) |
| { |
| for (j=0; j<length; j++) |
| { |
| dstPtr[j<<1] = srcPtr[j]; |
| dstPtr[(j<<1)+1] = srcPtr[j]; |
| } |
| srcPtr+= srcStride[0]; |
| dstPtr+= dstStride[0]; |
| } |
| return srcSliceH; |
| } |
| |
| static int gray16swap(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| |
| int length= c->srcW; |
| int y= srcSliceY; |
| int height= srcSliceH; |
| int i, j; |
| uint16_t *srcPtr= (uint16_t*)src[0]; |
| uint16_t *dstPtr= (uint16_t*)(dst[0] + dstStride[0]*y/2); |
| for (i=0; i<height; i++) |
| { |
| for (j=0; j<length; j++) dstPtr[j] = bswap_16(srcPtr[j]); |
| srcPtr+= srcStride[0]/2; |
| dstPtr+= dstStride[0]/2; |
| } |
| return srcSliceH; |
| } |
| |
| |
| static void getSubSampleFactors(int *h, int *v, int format){ |
| switch(format){ |
| case PIX_FMT_UYVY422: |
| case PIX_FMT_YUYV422: |
| *h=1; |
| *v=0; |
| break; |
| case PIX_FMT_YUV420P: |
| case PIX_FMT_YUVA420P: |
| case PIX_FMT_GRAY16BE: |
| case PIX_FMT_GRAY16LE: |
| case PIX_FMT_GRAY8: //FIXME remove after different subsamplings are fully implemented |
| case PIX_FMT_NV12: |
| case PIX_FMT_NV21: |
| *h=1; |
| *v=1; |
| break; |
| case PIX_FMT_YUV440P: |
| *h=0; |
| *v=1; |
| break; |
| case PIX_FMT_YUV410P: |
| *h=2; |
| *v=2; |
| break; |
| case PIX_FMT_YUV444P: |
| *h=0; |
| *v=0; |
| break; |
| case PIX_FMT_YUV422P: |
| *h=1; |
| *v=0; |
| break; |
| case PIX_FMT_YUV411P: |
| *h=2; |
| *v=0; |
| break; |
| default: |
| *h=0; |
| *v=0; |
| break; |
| } |
| } |
| |
| static uint16_t roundToInt16(int64_t f){ |
| int r= (f + (1<<15))>>16; |
| if (r<-0x7FFF) return 0x8000; |
| else if (r> 0x7FFF) return 0x7FFF; |
| else return r; |
| } |
| |
| /** |
| * @param inv_table the yuv2rgb coefficients, normally ff_yuv2rgb_coeffs[x] |
| * @param fullRange if 1 then the luma range is 0..255 if 0 it is 16..235 |
| * @return -1 if not supported |
| */ |
| int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange, const int table[4], int dstRange, int brightness, int contrast, int saturation){ |
| int64_t crv = inv_table[0]; |
| int64_t cbu = inv_table[1]; |
| int64_t cgu = -inv_table[2]; |
| int64_t cgv = -inv_table[3]; |
| int64_t cy = 1<<16; |
| int64_t oy = 0; |
| |
| memcpy(c->srcColorspaceTable, inv_table, sizeof(int)*4); |
| memcpy(c->dstColorspaceTable, table, sizeof(int)*4); |
| |
| c->brightness= brightness; |
| c->contrast = contrast; |
| c->saturation= saturation; |
| c->srcRange = srcRange; |
| c->dstRange = dstRange; |
| if (isYUV(c->dstFormat) || isGray(c->dstFormat)) return 0; |
| |
| c->uOffset= 0x0400040004000400LL; |
| c->vOffset= 0x0400040004000400LL; |
| |
| if (!srcRange){ |
| cy= (cy*255) / 219; |
| oy= 16<<16; |
| }else{ |
| crv= (crv*224) / 255; |
| cbu= (cbu*224) / 255; |
| cgu= (cgu*224) / 255; |
| cgv= (cgv*224) / 255; |
| } |
| |
| cy = (cy *contrast )>>16; |
| crv= (crv*contrast * saturation)>>32; |
| cbu= (cbu*contrast * saturation)>>32; |
| cgu= (cgu*contrast * saturation)>>32; |
| cgv= (cgv*contrast * saturation)>>32; |
| |
| oy -= 256*brightness; |
| |
| c->yCoeff= roundToInt16(cy *8192) * 0x0001000100010001ULL; |
| c->vrCoeff= roundToInt16(crv*8192) * 0x0001000100010001ULL; |
| c->ubCoeff= roundToInt16(cbu*8192) * 0x0001000100010001ULL; |
| c->vgCoeff= roundToInt16(cgv*8192) * 0x0001000100010001ULL; |
| c->ugCoeff= roundToInt16(cgu*8192) * 0x0001000100010001ULL; |
| c->yOffset= roundToInt16(oy * 8) * 0x0001000100010001ULL; |
| |
| c->yuv2rgb_y_coeff = (int16_t)roundToInt16(cy <<13); |
| c->yuv2rgb_y_offset = (int16_t)roundToInt16(oy << 9); |
| c->yuv2rgb_v2r_coeff= (int16_t)roundToInt16(crv<<13); |
| c->yuv2rgb_v2g_coeff= (int16_t)roundToInt16(cgv<<13); |
| c->yuv2rgb_u2g_coeff= (int16_t)roundToInt16(cgu<<13); |
| c->yuv2rgb_u2b_coeff= (int16_t)roundToInt16(cbu<<13); |
| |
| ff_yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation); |
| //FIXME factorize |
| |
| #ifdef COMPILE_ALTIVEC |
| if (c->flags & SWS_CPU_CAPS_ALTIVEC) |
| ff_yuv2rgb_init_tables_altivec(c, inv_table, brightness, contrast, saturation); |
| #endif |
| return 0; |
| } |
| |
| /** |
| * @return -1 if not supported |
| */ |
| int sws_getColorspaceDetails(SwsContext *c, int **inv_table, int *srcRange, int **table, int *dstRange, int *brightness, int *contrast, int *saturation){ |
| if (isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1; |
| |
| *inv_table = c->srcColorspaceTable; |
| *table = c->dstColorspaceTable; |
| *srcRange = c->srcRange; |
| *dstRange = c->dstRange; |
| *brightness= c->brightness; |
| *contrast = c->contrast; |
| *saturation= c->saturation; |
| |
| return 0; |
| } |
| |
| static int handle_jpeg(enum PixelFormat *format) |
| { |
| switch (*format) { |
| case PIX_FMT_YUVJ420P: |
| *format = PIX_FMT_YUV420P; |
| return 1; |
| case PIX_FMT_YUVJ422P: |
| *format = PIX_FMT_YUV422P; |
| return 1; |
| case PIX_FMT_YUVJ444P: |
| *format = PIX_FMT_YUV444P; |
| return 1; |
| case PIX_FMT_YUVJ440P: |
| *format = PIX_FMT_YUV440P; |
| return 1; |
| default: |
| return 0; |
| } |
| } |
| |
| SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int dstW, int dstH, enum PixelFormat dstFormat, int flags, |
| SwsFilter *srcFilter, SwsFilter *dstFilter, double *param){ |
| |
| SwsContext *c; |
| int i; |
| int usesVFilter, usesHFilter; |
| int unscaled, needsDither; |
| int srcRange, dstRange; |
| SwsFilter dummyFilter= {NULL, NULL, NULL, NULL}; |
| #if ARCH_X86 |
| if (flags & SWS_CPU_CAPS_MMX) |
| __asm__ volatile("emms\n\t"::: "memory"); |
| #endif |
| |
| #if !defined(RUNTIME_CPUDETECT) || !CONFIG_GPL //ensure that the flags match the compiled variant if cpudetect is off |
| flags &= ~(SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2|SWS_CPU_CAPS_3DNOW|SWS_CPU_CAPS_ALTIVEC|SWS_CPU_CAPS_BFIN); |
| #if HAVE_MMX2 |
| flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2; |
| #elif HAVE_AMD3DNOW |
| flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_3DNOW; |
| #elif HAVE_MMX |
| flags |= SWS_CPU_CAPS_MMX; |
| #elif HAVE_ALTIVEC |
| flags |= SWS_CPU_CAPS_ALTIVEC; |
| #elif ARCH_BFIN |
| flags |= SWS_CPU_CAPS_BFIN; |
| #endif |
| #endif /* RUNTIME_CPUDETECT */ |
| if (clip_table[512] != 255) globalInit(); |
| if (!rgb15to16) sws_rgb2rgb_init(flags); |
| |
| unscaled = (srcW == dstW && srcH == dstH); |
| needsDither= (isBGR(dstFormat) || isRGB(dstFormat)) |
| && (fmt_depth(dstFormat))<24 |
| && ((fmt_depth(dstFormat))<(fmt_depth(srcFormat)) || (!(isRGB(srcFormat) || isBGR(srcFormat)))); |
| |
| srcRange = handle_jpeg(&srcFormat); |
| dstRange = handle_jpeg(&dstFormat); |
| |
| if (!isSupportedIn(srcFormat)) |
| { |
| av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as input pixel format\n", sws_format_name(srcFormat)); |
| return NULL; |
| } |
| if (!isSupportedOut(dstFormat)) |
| { |
| av_log(NULL, AV_LOG_ERROR, "swScaler: %s is not supported as output pixel format\n", sws_format_name(dstFormat)); |
| return NULL; |
| } |
| |
| i= flags & ( SWS_POINT |
| |SWS_AREA |
| |SWS_BILINEAR |
| |SWS_FAST_BILINEAR |
| |SWS_BICUBIC |
| |SWS_X |
| |SWS_GAUSS |
| |SWS_LANCZOS |
| |SWS_SINC |
| |SWS_SPLINE |
| |SWS_BICUBLIN); |
| if(!i || (i & (i-1))) |
| { |
| av_log(NULL, AV_LOG_ERROR, "swScaler: Exactly one scaler algorithm must be chosen\n"); |
| return NULL; |
| } |
| |
| /* sanity check */ |
| if (srcW<4 || srcH<1 || dstW<8 || dstH<1) //FIXME check if these are enough and try to lowwer them after fixing the relevant parts of the code |
| { |
| av_log(NULL, AV_LOG_ERROR, "swScaler: %dx%d -> %dx%d is invalid scaling dimension\n", |
| srcW, srcH, dstW, dstH); |
| return NULL; |
| } |
| if(srcW > VOFW || dstW > VOFW){ |
| av_log(NULL, AV_LOG_ERROR, "swScaler: Compile-time maximum width is "AV_STRINGIFY(VOFW)" change VOF/VOFW and recompile\n"); |
| return NULL; |
| } |
| |
| if (!dstFilter) dstFilter= &dummyFilter; |
| if (!srcFilter |