/* * Copyright (C) 2001-2003 Michael Niedermayer * * This file is part of Libav. * * Libav 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. * * Libav 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 Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include #include "libavutil/attributes.h" #include "libavutil/avutil.h" #include "libavutil/bswap.h" #include "libavutil/cpu.h" #include "libavutil/intreadwrite.h" #include "libavutil/mathematics.h" #include "libavutil/pixdesc.h" #include "config.h" #include "rgb2rgb.h" #include "swscale.h" #include "swscale_internal.h" DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_4)[2][8]={ { 1, 3, 1, 3, 1, 3, 1, 3, }, { 2, 0, 2, 0, 2, 0, 2, 0, }, }; DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_8)[2][8]={ { 6, 2, 6, 2, 6, 2, 6, 2, }, { 0, 4, 0, 4, 0, 4, 0, 4, }, }; DECLARE_ALIGNED(8, const uint8_t, ff_dither_4x4_16)[4][8] = { { 8, 4, 11, 7, 8, 4, 11, 7, }, { 2, 14, 1, 13, 2, 14, 1, 13, }, { 10, 6, 9, 5, 10, 6, 9, 5, }, { 0, 12, 3, 15, 0, 12, 3, 15, }, }; DECLARE_ALIGNED(8, const uint8_t, ff_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, }, }; DECLARE_ALIGNED(8, const uint8_t, ff_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 1 DECLARE_ALIGNED(8, const uint8_t, ff_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 DECLARE_ALIGNED(8, const uint8_t, ff_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 DECLARE_ALIGNED(8, const uint8_t, ff_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 DECLARE_ALIGNED(8, const uint8_t, ff_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 #define output_pixel(pos, val, bias, signedness) \ if (big_endian) { \ AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ } else { \ AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ } static av_always_inline void yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW, int big_endian, int output_bits) { int i; int shift = 19 - output_bits; for (i = 0; i < dstW; i++) { int val = src[i] + (1 << (shift - 1)); output_pixel(&dest[i], val, 0, uint); } } static av_always_inline void yuv2planeX_16_c_template(const int16_t *filter, int filterSize, const int32_t **src, uint16_t *dest, int dstW, int big_endian, int output_bits) { int i; int shift = 15 + 16 - output_bits; for (i = 0; i < dstW; i++) { int val = 1 << (30-output_bits); int j; /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline * filters (or anything with negative coeffs, the range can be slightly * wider in both directions. To account for this overflow, we subtract * a constant so it always fits in the signed range (assuming a * reasonable filterSize), and re-add that at the end. */ val -= 0x40000000; for (j = 0; j < filterSize; j++) val += src[j][i] * filter[j]; output_pixel(&dest[i], val, 0x8000, int); } } #undef output_pixel #define output_pixel(pos, val) \ if (big_endian) { \ AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } else { \ AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } static av_always_inline void yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW, int big_endian, int output_bits) { int i; int shift = 15 - output_bits; for (i = 0; i < dstW; i++) { int val = src[i] + (1 << (shift - 1)); output_pixel(&dest[i], val); } } static av_always_inline void yuv2planeX_10_c_template(const int16_t *filter, int filterSize, const int16_t **src, uint16_t *dest, int dstW, int big_endian, int output_bits) { int i; int shift = 11 + 16 - output_bits; for (i = 0; i < dstW; i++) { int val = 1 << (26-output_bits); int j; for (j = 0; j < filterSize; j++) val += src[j][i] * filter[j]; output_pixel(&dest[i], val); } } #undef output_pixel #define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \ static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \ uint8_t *dest, int dstW, \ const uint8_t *dither, int offset)\ { \ yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \ (uint16_t *) dest, dstW, is_be, bits); \ }\ static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \ const int16_t **src, uint8_t *dest, int dstW, \ const uint8_t *dither, int offset)\ { \ yuv2planeX_## template_size ## _c_template(filter, \ filterSize, (const typeX_t **) src, \ (uint16_t *) dest, dstW, is_be, bits); \ } yuv2NBPS( 9, BE, 1, 10, int16_t) yuv2NBPS( 9, LE, 0, 10, int16_t) yuv2NBPS(10, BE, 1, 10, int16_t) yuv2NBPS(10, LE, 0, 10, int16_t) yuv2NBPS(16, BE, 1, 16, int32_t) yuv2NBPS(16, LE, 0, 16, int32_t) static void yuv2planeX_8_c(const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset) { int i; for (i=0; i>19); } } static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW, const uint8_t *dither, int offset) { int i; for (i=0; i> 7; dest[i]= av_clip_uint8(val); } } static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest, int chrDstW) { enum AVPixelFormat dstFormat = c->dstFormat; const uint8_t *chrDither = c->chrDither8; int i; if (dstFormat == AV_PIX_FMT_NV12) for (i=0; i>19); dest[2*i+1]= av_clip_uint8(v>>19); } else for (i=0; i>19); dest[2*i+1]= av_clip_uint8(u>>19); } } #define accumulate_bit(acc, val) \ acc <<= 1; \ acc |= (val) >= (128 + 110) #define output_pixel(pos, acc) \ if (target == AV_PIX_FMT_MONOBLACK) { \ pos = acc; \ } else { \ pos = ~acc; \ } static av_always_inline void yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target) { const uint8_t * const d128 = ff_dither_8x8_220[y&7]; int i; unsigned acc = 0; for (i = 0; i < dstW; 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) & 0x100) { Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); } accumulate_bit(acc, Y1 + d128[(i + 0) & 7]); accumulate_bit(acc, Y2 + d128[(i + 1) & 7]); if ((i & 7) == 6) { output_pixel(*dest++, acc); } } if (i & 6) { output_pixel(*dest, acc); } } static av_always_inline void yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target) { const int16_t *buf0 = buf[0], *buf1 = buf[1]; const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; int yalpha1 = 4096 - yalpha; int i; for (i = 0; i < dstW; i += 8) { int Y, acc = 0; Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19; accumulate_bit(acc, Y + d128[0]); Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19; accumulate_bit(acc, Y + d128[1]); Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19; accumulate_bit(acc, Y + d128[2]); Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19; accumulate_bit(acc, Y + d128[3]); Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19; accumulate_bit(acc, Y + d128[4]); Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19; accumulate_bit(acc, Y + d128[5]); Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19; accumulate_bit(acc, Y + d128[6]); Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19; accumulate_bit(acc, Y + d128[7]); output_pixel(*dest++, acc); } } static av_always_inline void yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target) { const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; int i; for (i = 0; i < dstW; i += 8) { int acc = 0; accumulate_bit(acc, (buf0[i + 0] >> 7) + d128[0]); accumulate_bit(acc, (buf0[i + 1] >> 7) + d128[1]); accumulate_bit(acc, (buf0[i + 2] >> 7) + d128[2]); accumulate_bit(acc, (buf0[i + 3] >> 7) + d128[3]); accumulate_bit(acc, (buf0[i + 4] >> 7) + d128[4]); accumulate_bit(acc, (buf0[i + 5] >> 7) + d128[5]); accumulate_bit(acc, (buf0[i + 6] >> 7) + d128[6]); accumulate_bit(acc, (buf0[i + 7] >> 7) + d128[7]); output_pixel(*dest++, acc); } } #undef output_pixel #undef accumulate_bit #define YUV2PACKEDWRAPPER(name, base, ext, fmt) \ static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ const int16_t **lumSrc, int lumFilterSize, \ const int16_t *chrFilter, const int16_t **chrUSrc, \ const int16_t **chrVSrc, int chrFilterSize, \ const int16_t **alpSrc, uint8_t *dest, int dstW, \ int y) \ { \ name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ alpSrc, dest, dstW, y, fmt); \ } \ \ static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ const int16_t *ubuf[2], const int16_t *vbuf[2], \ const int16_t *abuf[2], uint8_t *dest, int dstW, \ int yalpha, int uvalpha, int y) \ { \ name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ dest, dstW, yalpha, uvalpha, y, fmt); \ } \ \ static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ const int16_t *ubuf[2], const int16_t *vbuf[2], \ const int16_t *abuf0, uint8_t *dest, int dstW, \ int uvalpha, int y) \ { \ name ## base ## _1_c_template(c, buf0, ubuf, vbuf, \ abuf0, dest, dstW, uvalpha, \ y, fmt); \ } YUV2PACKEDWRAPPER(yuv2mono,, white, AV_PIX_FMT_MONOWHITE) YUV2PACKEDWRAPPER(yuv2mono,, black, AV_PIX_FMT_MONOBLACK) #define output_pixels(pos, Y1, U, Y2, V) \ if (target == AV_PIX_FMT_YUYV422) { \ dest[pos + 0] = Y1; \ dest[pos + 1] = U; \ dest[pos + 2] = Y2; \ dest[pos + 3] = V; \ } else if (target == AV_PIX_FMT_YVYU422) { \ dest[pos + 0] = Y1; \ dest[pos + 1] = V; \ dest[pos + 2] = Y2; \ dest[pos + 3] = U; \ } else { /* AV_PIX_FMT_UYVY422 */ \ dest[pos + 0] = U; \ dest[pos + 1] = Y1; \ dest[pos + 2] = V; \ dest[pos + 3] = Y2; \ } static av_always_inline void yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target) { int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int j; int Y1 = 1 << 18; int Y2 = 1 << 18; int U = 1 << 18; int V = 1 << 18; for (j = 0; j < lumFilterSize; j++) { Y1 += lumSrc[j][i * 2] * lumFilter[j]; Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; } for (j = 0; j < chrFilterSize; j++) { U += chrUSrc[j][i] * chrFilter[j]; V += chrVSrc[j][i] * chrFilter[j]; } Y1 >>= 19; Y2 >>= 19; U >>= 19; V >>= 19; if ((Y1 | Y2 | U | V) & 0x100) { Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); } output_pixels(4*i, Y1, U, Y2, V); } } static av_always_inline void yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target) { const int16_t *buf0 = buf[0], *buf1 = buf[1], *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; int yalpha1 = 4096 - yalpha; int uvalpha1 = 4096 - uvalpha; int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); output_pixels(i * 4, Y1, U, Y2, V); } } static av_always_inline void yuv2422_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target) { const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; int i; if (uvalpha < 2048) { for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = buf0[i * 2] >> 7; int Y2 = buf0[i * 2 + 1] >> 7; int U = ubuf0[i] >> 7; int V = vbuf0[i] >> 7; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); output_pixels(i * 4, Y1, U, Y2, V); } } else { const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = buf0[i * 2] >> 7; int Y2 = buf0[i * 2 + 1] >> 7; int U = (ubuf0[i] + ubuf1[i]) >> 8; int V = (vbuf0[i] + vbuf1[i]) >> 8; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); output_pixels(i * 4, Y1, U, Y2, V); } } } #undef output_pixels YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, AV_PIX_FMT_YUYV422) YUV2PACKEDWRAPPER(yuv2, 422, yvyu422, AV_PIX_FMT_YVYU422) YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, AV_PIX_FMT_UYVY422) #define R_B ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE) ? R : B) #define B_R ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE) ? B : R) #define output_pixel(pos, val) \ if (isBE(target)) { \ AV_WB16(pos, val); \ } else { \ AV_WL16(pos, val); \ } static av_always_inline void yuv2rgb48_X_c_template(SwsContext *c, const int16_t *lumFilter, const int32_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int32_t **chrUSrc, const int32_t **chrVSrc, int chrFilterSize, const int32_t **alpSrc, uint16_t *dest, int dstW, int y, enum AVPixelFormat target) { int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int j; int Y1 = -0x40000000; int Y2 = -0x40000000; int U = -128 << 23; // 19 int V = -128 << 23; int R, G, B; for (j = 0; j < lumFilterSize; j++) { Y1 += lumSrc[j][i * 2] * lumFilter[j]; Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; } for (j = 0; j < chrFilterSize; j++) { U += chrUSrc[j][i] * chrFilter[j]; V += chrVSrc[j][i] * chrFilter[j]; } // 8 bits: 12+15=27; 16 bits: 12+19=31 Y1 >>= 14; // 10 Y1 += 0x10000; Y2 >>= 14; Y2 += 0x10000; U >>= 14; V >>= 14; // 8 bits: 27 -> 17 bits, 16 bits: 31 - 14 = 17 bits Y1 -= c->yuv2rgb_y_offset; Y2 -= c->yuv2rgb_y_offset; Y1 *= c->yuv2rgb_y_coeff; Y2 *= c->yuv2rgb_y_coeff; Y1 += 1 << 13; // 21 Y2 += 1 << 13; // 8 bits: 17 + 13 bits = 30 bits, 16 bits: 17 + 13 bits = 30 bits R = V * c->yuv2rgb_v2r_coeff; G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; B = U * c->yuv2rgb_u2b_coeff; // 8 bits: 30 - 22 = 8 bits, 16 bits: 30 bits - 14 = 16 bits output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); dest += 6; } } static av_always_inline void yuv2rgb48_2_c_template(SwsContext *c, const int32_t *buf[2], const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf[2], uint16_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target) { const int32_t *buf0 = buf[0], *buf1 = buf[1], *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; int yalpha1 = 4096 - yalpha; int uvalpha1 = 4096 - uvalpha; int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14; int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14; int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14; int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14; int R, G, B; Y1 -= c->yuv2rgb_y_offset; Y2 -= c->yuv2rgb_y_offset; Y1 *= c->yuv2rgb_y_coeff; Y2 *= c->yuv2rgb_y_coeff; Y1 += 1 << 13; Y2 += 1 << 13; R = V * c->yuv2rgb_v2r_coeff; G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; B = U * c->yuv2rgb_u2b_coeff; output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); dest += 6; } } static av_always_inline void yuv2rgb48_1_c_template(SwsContext *c, const int32_t *buf0, const int32_t *ubuf[2], const int32_t *vbuf[2], const int32_t *abuf0, uint16_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target) { const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; int i; if (uvalpha < 2048) { for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] ) >> 2; int Y2 = (buf0[i * 2 + 1]) >> 2; int U = (ubuf0[i] + (-128 << 11)) >> 2; int V = (vbuf0[i] + (-128 << 11)) >> 2; int R, G, B; Y1 -= c->yuv2rgb_y_offset; Y2 -= c->yuv2rgb_y_offset; Y1 *= c->yuv2rgb_y_coeff; Y2 *= c->yuv2rgb_y_coeff; Y1 += 1 << 13; Y2 += 1 << 13; R = V * c->yuv2rgb_v2r_coeff; G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; B = U * c->yuv2rgb_u2b_coeff; output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); dest += 6; } } else { const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] ) >> 2; int Y2 = (buf0[i * 2 + 1]) >> 2; int U = (ubuf0[i] + ubuf1[i] + (-128 << 12)) >> 3; int V = (vbuf0[i] + vbuf1[i] + (-128 << 12)) >> 3; int R, G, B; Y1 -= c->yuv2rgb_y_offset; Y2 -= c->yuv2rgb_y_offset; Y1 *= c->yuv2rgb_y_coeff; Y2 *= c->yuv2rgb_y_coeff; Y1 += 1 << 13; Y2 += 1 << 13; R = V * c->yuv2rgb_v2r_coeff; G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; B = U * c->yuv2rgb_u2b_coeff; output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); dest += 6; } } } #undef output_pixel #undef r_b #undef b_r #define YUV2PACKED16WRAPPER(name, base, ext, fmt) \ static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ const int16_t **_lumSrc, int lumFilterSize, \ const int16_t *chrFilter, const int16_t **_chrUSrc, \ const int16_t **_chrVSrc, int chrFilterSize, \ const int16_t **_alpSrc, uint8_t *_dest, int dstW, \ int y) \ { \ const int32_t **lumSrc = (const int32_t **) _lumSrc, \ **chrUSrc = (const int32_t **) _chrUSrc, \ **chrVSrc = (const int32_t **) _chrVSrc, \ **alpSrc = (const int32_t **) _alpSrc; \ uint16_t *dest = (uint16_t *) _dest; \ name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ alpSrc, dest, dstW, y, fmt); \ } \ \ static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \ const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ const int16_t *_abuf[2], uint8_t *_dest, int dstW, \ int yalpha, int uvalpha, int y) \ { \ const int32_t **buf = (const int32_t **) _buf, \ **ubuf = (const int32_t **) _ubuf, \ **vbuf = (const int32_t **) _vbuf, \ **abuf = (const int32_t **) _abuf; \ uint16_t *dest = (uint16_t *) _dest; \ name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ dest, dstW, yalpha, uvalpha, y, fmt); \ } \ \ static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \ const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ const int16_t *_abuf0, uint8_t *_dest, int dstW, \ int uvalpha, int y) \ { \ const int32_t *buf0 = (const int32_t *) _buf0, \ **ubuf = (const int32_t **) _ubuf, \ **vbuf = (const int32_t **) _vbuf, \ *abuf0 = (const int32_t *) _abuf0; \ uint16_t *dest = (uint16_t *) _dest; \ name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ dstW, uvalpha, y, fmt); \ } YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48be, AV_PIX_FMT_RGB48BE) YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48le, AV_PIX_FMT_RGB48LE) YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, AV_PIX_FMT_BGR48BE) YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, AV_PIX_FMT_BGR48LE) /* * Write out 2 RGB pixels in the target pixel format. This function takes a * R/G/B LUT as generated by ff_yuv2rgb_c_init_tables(), which takes care of * things like endianness conversion and shifting. The caller takes care of * setting the correct offset in these tables from the chroma (U/V) values. * This function then uses the luminance (Y1/Y2) values to write out the * correct RGB values into the destination buffer. */ static av_always_inline void yuv2rgb_write(uint8_t *_dest, int i, unsigned Y1, unsigned Y2, unsigned A1, unsigned A2, const void *_r, const void *_g, const void *_b, int y, enum AVPixelFormat target, int hasAlpha) { if (target == AV_PIX_FMT_ARGB || target == AV_PIX_FMT_RGBA || target == AV_PIX_FMT_ABGR || target == AV_PIX_FMT_BGRA) { uint32_t *dest = (uint32_t *) _dest; const uint32_t *r = (const uint32_t *) _r; const uint32_t *g = (const uint32_t *) _g; const uint32_t *b = (const uint32_t *) _b; #if CONFIG_SMALL int sh = hasAlpha ? ((target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24) : 0; dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0); dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0); #else if (hasAlpha) { int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24; dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh); dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh); } else { dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1]; dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2]; } #endif } else if (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) { uint8_t *dest = (uint8_t *) _dest; const uint8_t *r = (const uint8_t *) _r; const uint8_t *g = (const uint8_t *) _g; const uint8_t *b = (const uint8_t *) _b; #define r_b ((target == AV_PIX_FMT_RGB24) ? r : b) #define b_r ((target == AV_PIX_FMT_RGB24) ? b : r) dest[i * 6 + 0] = r_b[Y1]; dest[i * 6 + 1] = g[Y1]; dest[i * 6 + 2] = b_r[Y1]; dest[i * 6 + 3] = r_b[Y2]; dest[i * 6 + 4] = g[Y2]; dest[i * 6 + 5] = b_r[Y2]; #undef r_b #undef b_r } else if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565 || target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555 || target == AV_PIX_FMT_RGB444 || target == AV_PIX_FMT_BGR444) { uint16_t *dest = (uint16_t *) _dest; const uint16_t *r = (const uint16_t *) _r; const uint16_t *g = (const uint16_t *) _g; const uint16_t *b = (const uint16_t *) _b; int dr1, dg1, db1, dr2, dg2, db2; if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565) { dr1 = dither_2x2_8[ y & 1 ][0]; dg1 = dither_2x2_4[ y & 1 ][0]; db1 = dither_2x2_8[(y & 1) ^ 1][0]; dr2 = dither_2x2_8[ y & 1 ][1]; dg2 = dither_2x2_4[ y & 1 ][1]; db2 = dither_2x2_8[(y & 1) ^ 1][1]; } else if (target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555) { dr1 = dither_2x2_8[ y & 1 ][0]; dg1 = dither_2x2_8[ y & 1 ][1]; db1 = dither_2x2_8[(y & 1) ^ 1][0]; dr2 = dither_2x2_8[ y & 1 ][1]; dg2 = dither_2x2_8[ y & 1 ][0]; db2 = dither_2x2_8[(y & 1) ^ 1][1]; } else { dr1 = ff_dither_4x4_16[ y & 3 ][0]; dg1 = ff_dither_4x4_16[ y & 3 ][1]; db1 = ff_dither_4x4_16[(y & 3) ^ 3][0]; dr2 = ff_dither_4x4_16[ y & 3 ][1]; dg2 = ff_dither_4x4_16[ y & 3 ][0]; db2 = ff_dither_4x4_16[(y & 3) ^ 3][1]; } dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; } else /* 8/4 bits */ { uint8_t *dest = (uint8_t *) _dest; const uint8_t *r = (const uint8_t *) _r; const uint8_t *g = (const uint8_t *) _g; const uint8_t *b = (const uint8_t *) _b; int dr1, dg1, db1, dr2, dg2, db2; if (target == AV_PIX_FMT_RGB8 || target == AV_PIX_FMT_BGR8) { const uint8_t * const d64 = ff_dither_8x8_73[y & 7]; const uint8_t * const d32 = ff_dither_8x8_32[y & 7]; dr1 = dg1 = d32[(i * 2 + 0) & 7]; db1 = d64[(i * 2 + 0) & 7]; dr2 = dg2 = d32[(i * 2 + 1) & 7]; db2 = d64[(i * 2 + 1) & 7]; } else { const uint8_t * const d64 = ff_dither_8x8_73 [y & 7]; const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; dr1 = db1 = d128[(i * 2 + 0) & 7]; dg1 = d64[(i * 2 + 0) & 7]; dr2 = db2 = d128[(i * 2 + 1) & 7]; dg2 = d64[(i * 2 + 1) & 7]; } if (target == AV_PIX_FMT_RGB4 || target == AV_PIX_FMT_BGR4) { dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] + ((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4); } else { dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; } } } static av_always_inline void yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha) { int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int j, A1, A2; int Y1 = 1 << 18; int Y2 = 1 << 18; int U = 1 << 18; int V = 1 << 18; const void *r, *g, *b; for (j = 0; j < lumFilterSize; j++) { Y1 += lumSrc[j][i * 2] * lumFilter[j]; Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; } for (j = 0; j < chrFilterSize; j++) { U += chrUSrc[j][i] * chrFilter[j]; V += chrVSrc[j][i] * chrFilter[j]; } Y1 >>= 19; Y2 >>= 19; U >>= 19; V >>= 19; if ((Y1 | Y2 | U | V) & 0x100) { Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); } if (hasAlpha) { A1 = 1 << 18; A2 = 1 << 18; for (j = 0; j < lumFilterSize; j++) { A1 += alpSrc[j][i * 2 ] * lumFilter[j]; A2 += alpSrc[j][i * 2 + 1] * lumFilter[j]; } A1 >>= 19; A2 >>= 19; if ((A1 | A2) & 0x100) { A1 = av_clip_uint8(A1); A2 = av_clip_uint8(A2); } } /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/ r = c->table_rV[V]; g = (c->table_gU[U] + c->table_gV[V]); b = c->table_bU[U]; yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, r, g, b, y, target, hasAlpha); } } static av_always_inline void yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2], const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf[2], uint8_t *dest, int dstW, int yalpha, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha) { const int16_t *buf0 = buf[0], *buf1 = buf[1], *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], *vbuf0 = vbuf[0], *vbuf1 = vbuf[1], *abuf0 = hasAlpha ? abuf[0] : NULL, *abuf1 = hasAlpha ? abuf[1] : NULL; int yalpha1 = 4096 - yalpha; int uvalpha1 = 4096 - uvalpha; int i; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; int A1, A2; const void *r, *g, *b; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); r = c->table_rV[V]; g = (c->table_gU[U] + c->table_gV[V]); b = c->table_bU[U]; if (hasAlpha) { A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19; A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19; A1 = av_clip_uint8(A1); A2 = av_clip_uint8(A2); } yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, r, g, b, y, target, hasAlpha); } } static av_always_inline void yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *vbuf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y, enum AVPixelFormat target, int hasAlpha) { const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; int i; if (uvalpha < 2048) { for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = buf0[i * 2] >> 7; int Y2 = buf0[i * 2 + 1] >> 7; int U = ubuf0[i] >> 7; int V = vbuf0[i] >> 7; int A1, A2; const void *r, *g, *b; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); r = c->table_rV[V]; g = (c->table_gU[U] + c->table_gV[V]); b = c->table_bU[U]; if (hasAlpha) { A1 = abuf0[i * 2 ] >> 7; A2 = abuf0[i * 2 + 1] >> 7; A1 = av_clip_uint8(A1); A2 = av_clip_uint8(A2); } yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, r, g, b, y, target, hasAlpha); } } else { const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; for (i = 0; i < ((dstW + 1) >> 1); i++) { int Y1 = buf0[i * 2] >> 7; int Y2 = buf0[i * 2 + 1] >> 7; int U = (ubuf0[i] + ubuf1[i]) >> 8; int V = (vbuf0[i] + vbuf1[i]) >> 8; int A1, A2; const void *r, *g, *b; Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); U = av_clip_uint8(U); V = av_clip_uint8(V); r = c->table_rV[V]; g = (c->table_gU[U] + c->table_gV[V]); b = c->table_bU[U]; if (hasAlpha) { A1 = abuf0[i * 2 ] >> 7; A2 = abuf0[i * 2 + 1] >> 7; A1 = av_clip_uint8(A1); A2 = av_clip_uint8(A2); } yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, r, g, b, y, target, hasAlpha); } } } #define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ const int16_t **lumSrc, int lumFilterSize, \ const int16_t *chrFilter, const int16_t **chrUSrc, \ const int16_t **chrVSrc, int chrFilterSize, \ const int16_t **alpSrc, uint8_t *dest, int dstW, \ int y) \ { \ name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ alpSrc, dest, dstW, y, fmt, hasAlpha); \ } #define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \ YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ const int16_t *ubuf[2], const int16_t *vbuf[2], \ const int16_t *abuf[2], uint8_t *dest, int dstW, \ int yalpha, int uvalpha, int y) \ { \ name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \ } \ \ static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ const int16_t *ubuf[2], const int16_t *vbuf[2], \ const int16_t *abuf0, uint8_t *dest, int dstW, \ int uvalpha, int y) \ { \ name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ dstW, uvalpha, y, fmt, hasAlpha); \ } #if CONFIG_SMALL YUV2RGBWRAPPER(yuv2rgb,, 32_1, AV_PIX_FMT_RGB32_1, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) YUV2RGBWRAPPER(yuv2rgb,, 32, AV_PIX_FMT_RGB32, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) #else #if CONFIG_SWSCALE_ALPHA YUV2RGBWRAPPER(yuv2rgb,, a32_1, AV_PIX_FMT_RGB32_1, 1) YUV2RGBWRAPPER(yuv2rgb,, a32, AV_PIX_FMT_RGB32, 1) #endif YUV2RGBWRAPPER(yuv2rgb,, x32_1, AV_PIX_FMT_RGB32_1, 0) YUV2RGBWRAPPER(yuv2rgb,, x32, AV_PIX_FMT_RGB32, 0) #endif YUV2RGBWRAPPER(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0) YUV2RGBWRAPPER(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0) YUV2RGBWRAPPER(yuv2rgb,, 16, AV_PIX_FMT_RGB565, 0) YUV2RGBWRAPPER(yuv2rgb,, 15, AV_PIX_FMT_RGB555, 0) YUV2RGBWRAPPER(yuv2rgb,, 12, AV_PIX_FMT_RGB444, 0) YUV2RGBWRAPPER(yuv2rgb,, 8, AV_PIX_FMT_RGB8, 0) YUV2RGBWRAPPER(yuv2rgb,, 4, AV_PIX_FMT_RGB4, 0) YUV2RGBWRAPPER(yuv2rgb,, 4b, AV_PIX_FMT_RGB4_BYTE, 0) static av_always_inline void yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target, int hasAlpha) { int i; int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4; for (i = 0; i < dstW; i++) { int j; int Y = 0; int U = -128 << 19; int V = -128 << 19; int R, G, B, A; for (j = 0; j < lumFilterSize; j++) { Y += lumSrc[j][i] * lumFilter[j]; } for (j = 0; j < chrFilterSize; j++) { U += chrUSrc[j][i] * chrFilter[j]; V += chrVSrc[j][i] * chrFilter[j]; } Y >>= 10; U >>= 10; V >>= 10; if (hasAlpha) { A = 1 << 21; for (j = 0; j < lumFilterSize; j++) { A += alpSrc[j][i] * lumFilter[j]; } A >>= 19; if (A & 0x100) A = av_clip_uint8(A); } Y -= c->yuv2rgb_y_offset; Y *= c->yuv2rgb_y_coeff; Y += 1 << 21; 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) { R = av_clip_uintp2(R, 30); G = av_clip_uintp2(G, 30); B = av_clip_uintp2(B, 30); } switch(target) { case AV_PIX_FMT_ARGB: dest[0] = hasAlpha ? A : 255; dest[1] = R >> 22; dest[2] = G >> 22; dest[3] = B >> 22; break; case AV_PIX_FMT_RGB24: dest[0] = R >> 22; dest[1] = G >> 22; dest[2] = B >> 22; break; case AV_PIX_FMT_RGBA: dest[0] = R >> 22; dest[1] = G >> 22; dest[2] = B >> 22; dest[3] = hasAlpha ? A : 255; break; case AV_PIX_FMT_ABGR: dest[0] = hasAlpha ? A : 255; dest[1] = B >> 22; dest[2] = G >> 22; dest[3] = R >> 22; dest += 4; break; case AV_PIX_FMT_BGR24: dest[0] = B >> 22; dest[1] = G >> 22; dest[2] = R >> 22; break; case AV_PIX_FMT_BGRA: dest[0] = B >> 22; dest[1] = G >> 22; dest[2] = R >> 22; dest[3] = hasAlpha ? A : 255; break; } dest += step; } } #if CONFIG_SMALL YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) #else #if CONFIG_SWSCALE_ALPHA YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, 1) YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, 1) YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, 1) YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, 1) #endif YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0) YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0) YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0) YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0) #endif YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0) YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0) static void yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t **dest, int dstW, int y) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(c->dstFormat); int i; int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrc; uint16_t **dest16 = (uint16_t**)dest; int SH = 22 + 8 - desc->comp[0].depth; for (i = 0; i < dstW; i++) { int j; int Y = 1 << 9; int U = (1 << 9) - (128 << 19); int V = (1 << 9) - (128 << 19); int R, G, B, A; for (j = 0; j < lumFilterSize; j++) Y += lumSrc[j][i] * lumFilter[j]; for (j = 0; j < chrFilterSize; j++) { U += chrUSrc[j][i] * chrFilter[j]; V += chrVSrc[j][i] * chrFilter[j]; } Y >>= 10; U >>= 10; V >>= 10; if (hasAlpha) { A = 1 << 18; for (j = 0; j < lumFilterSize; j++) A += alpSrc[j][i] * lumFilter[j]; A >>= 19; if (A & 0x100) A = av_clip_uint8(A); } Y -= c->yuv2rgb_y_offset; Y *= c->yuv2rgb_y_coeff; Y += 1 << 21; 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) { R = av_clip_uintp2(R, 30); G = av_clip_uintp2(G, 30); B = av_clip_uintp2(B, 30); } if (SH != 22) { dest16[0][i] = G >> SH; dest16[1][i] = B >> SH; dest16[2][i] = R >> SH; if (hasAlpha) dest16[3][i] = A; } else { dest[0][i] = G >> 22; dest[1][i] = B >> 22; dest[2][i] = R >> 22; if (hasAlpha) dest[3][i] = A; } } if (SH != 22 && (!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) { for (i = 0; i < dstW; i++) { dest16[0][i] = av_bswap16(dest16[0][i]); dest16[1][i] = av_bswap16(dest16[1][i]); dest16[2][i] = av_bswap16(dest16[2][i]); if (hasAlpha) dest16[3][i] = av_bswap16(dest16[3][i]); } } } av_cold void ff_sws_init_output_funcs(SwsContext *c, yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX, yuv2interleavedX_fn *yuv2nv12cX, yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2, yuv2packedX_fn *yuv2packedX, yuv2anyX_fn *yuv2anyX) { enum AVPixelFormat dstFormat = c->dstFormat; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(dstFormat); if (is16BPS(dstFormat)) { *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c; *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c; } else if (is9_15BPS(dstFormat)) { if (desc->comp[0].depth == 9) { *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c; *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c; } else { *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c; *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c; } } else { *yuv2plane1 = yuv2plane1_8_c; *yuv2planeX = yuv2planeX_8_c; if (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21) *yuv2nv12cX = yuv2nv12cX_c; } if(c->flags & SWS_FULL_CHR_H_INT) { switch (dstFormat) { case AV_PIX_FMT_RGBA: #if CONFIG_SMALL *yuv2packedX = yuv2rgba32_full_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packedX = yuv2rgba32_full_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packedX = yuv2rgbx32_full_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_ARGB: #if CONFIG_SMALL *yuv2packedX = yuv2argb32_full_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packedX = yuv2argb32_full_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packedX = yuv2xrgb32_full_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_BGRA: #if CONFIG_SMALL *yuv2packedX = yuv2bgra32_full_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packedX = yuv2bgra32_full_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packedX = yuv2bgrx32_full_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_ABGR: #if CONFIG_SMALL *yuv2packedX = yuv2abgr32_full_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packedX = yuv2abgr32_full_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packedX = yuv2xbgr32_full_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_RGB24: *yuv2packedX = yuv2rgb24_full_X_c; break; case AV_PIX_FMT_BGR24: *yuv2packedX = yuv2bgr24_full_X_c; break; case AV_PIX_FMT_GBRP: case AV_PIX_FMT_GBRP9BE: case AV_PIX_FMT_GBRP9LE: case AV_PIX_FMT_GBRP10BE: case AV_PIX_FMT_GBRP10LE: case AV_PIX_FMT_GBRP16BE: case AV_PIX_FMT_GBRP16LE: case AV_PIX_FMT_GBRAP: *yuv2anyX = yuv2gbrp_full_X_c; break; } } else { switch (dstFormat) { case AV_PIX_FMT_RGB48LE: *yuv2packed1 = yuv2rgb48le_1_c; *yuv2packed2 = yuv2rgb48le_2_c; *yuv2packedX = yuv2rgb48le_X_c; break; case AV_PIX_FMT_RGB48BE: *yuv2packed1 = yuv2rgb48be_1_c; *yuv2packed2 = yuv2rgb48be_2_c; *yuv2packedX = yuv2rgb48be_X_c; break; case AV_PIX_FMT_BGR48LE: *yuv2packed1 = yuv2bgr48le_1_c; *yuv2packed2 = yuv2bgr48le_2_c; *yuv2packedX = yuv2bgr48le_X_c; break; case AV_PIX_FMT_BGR48BE: *yuv2packed1 = yuv2bgr48be_1_c; *yuv2packed2 = yuv2bgr48be_2_c; *yuv2packedX = yuv2bgr48be_X_c; break; case AV_PIX_FMT_RGB32: case AV_PIX_FMT_BGR32: #if CONFIG_SMALL *yuv2packed1 = yuv2rgb32_1_c; *yuv2packed2 = yuv2rgb32_2_c; *yuv2packedX = yuv2rgb32_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packed1 = yuv2rgba32_1_c; *yuv2packed2 = yuv2rgba32_2_c; *yuv2packedX = yuv2rgba32_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packed1 = yuv2rgbx32_1_c; *yuv2packed2 = yuv2rgbx32_2_c; *yuv2packedX = yuv2rgbx32_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_RGB32_1: case AV_PIX_FMT_BGR32_1: #if CONFIG_SMALL *yuv2packed1 = yuv2rgb32_1_1_c; *yuv2packed2 = yuv2rgb32_1_2_c; *yuv2packedX = yuv2rgb32_1_X_c; #else #if CONFIG_SWSCALE_ALPHA if (c->alpPixBuf) { *yuv2packed1 = yuv2rgba32_1_1_c; *yuv2packed2 = yuv2rgba32_1_2_c; *yuv2packedX = yuv2rgba32_1_X_c; } else #endif /* CONFIG_SWSCALE_ALPHA */ { *yuv2packed1 = yuv2rgbx32_1_1_c; *yuv2packed2 = yuv2rgbx32_1_2_c; *yuv2packedX = yuv2rgbx32_1_X_c; } #endif /* !CONFIG_SMALL */ break; case AV_PIX_FMT_RGB24: *yuv2packed1 = yuv2rgb24_1_c; *yuv2packed2 = yuv2rgb24_2_c; *yuv2packedX = yuv2rgb24_X_c; break; case AV_PIX_FMT_BGR24: *yuv2packed1 = yuv2bgr24_1_c; *yuv2packed2 = yuv2bgr24_2_c; *yuv2packedX = yuv2bgr24_X_c; break; case AV_PIX_FMT_RGB565LE: case AV_PIX_FMT_RGB565BE: case AV_PIX_FMT_BGR565LE: case AV_PIX_FMT_BGR565BE: *yuv2packed1 = yuv2rgb16_1_c; *yuv2packed2 = yuv2rgb16_2_c; *yuv2packedX = yuv2rgb16_X_c; break; case AV_PIX_FMT_RGB555LE: case AV_PIX_FMT_RGB555BE: case AV_PIX_FMT_BGR555LE: case AV_PIX_FMT_BGR555BE: *yuv2packed1 = yuv2rgb15_1_c; *yuv2packed2 = yuv2rgb15_2_c; *yuv2packedX = yuv2rgb15_X_c; break; case AV_PIX_FMT_RGB444LE: case AV_PIX_FMT_RGB444BE: case AV_PIX_FMT_BGR444LE: case AV_PIX_FMT_BGR444BE: *yuv2packed1 = yuv2rgb12_1_c; *yuv2packed2 = yuv2rgb12_2_c; *yuv2packedX = yuv2rgb12_X_c; break; case AV_PIX_FMT_RGB8: case AV_PIX_FMT_BGR8: *yuv2packed1 = yuv2rgb8_1_c; *yuv2packed2 = yuv2rgb8_2_c; *yuv2packedX = yuv2rgb8_X_c; break; case AV_PIX_FMT_RGB4: case AV_PIX_FMT_BGR4: *yuv2packed1 = yuv2rgb4_1_c; *yuv2packed2 = yuv2rgb4_2_c; *yuv2packedX = yuv2rgb4_X_c; break; case AV_PIX_FMT_RGB4_BYTE: case AV_PIX_FMT_BGR4_BYTE: *yuv2packed1 = yuv2rgb4b_1_c; *yuv2packed2 = yuv2rgb4b_2_c; *yuv2packedX = yuv2rgb4b_X_c; break; } } switch (dstFormat) { case AV_PIX_FMT_MONOWHITE: *yuv2packed1 = yuv2monowhite_1_c; *yuv2packed2 = yuv2monowhite_2_c; *yuv2packedX = yuv2monowhite_X_c; break; case AV_PIX_FMT_MONOBLACK: *yuv2packed1 = yuv2monoblack_1_c; *yuv2packed2 = yuv2monoblack_2_c; *yuv2packedX = yuv2monoblack_X_c; break; case AV_PIX_FMT_YUYV422: *yuv2packed1 = yuv2yuyv422_1_c; *yuv2packed2 = yuv2yuyv422_2_c; *yuv2packedX = yuv2yuyv422_X_c; break; case AV_PIX_FMT_YVYU422: *yuv2packed1 = yuv2yvyu422_1_c; *yuv2packed2 = yuv2yvyu422_2_c; *yuv2packedX = yuv2yvyu422_X_c; break; case AV_PIX_FMT_UYVY422: *yuv2packed1 = yuv2uyvy422_1_c; *yuv2packed2 = yuv2uyvy422_2_c; *yuv2packedX = yuv2uyvy422_X_c; break; } }