| /* |
| * Copyright (C) 2001-2011 Michael Niedermayer <michaelni@gmx.at> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <inttypes.h> |
| #include <string.h> |
| #include <math.h> |
| #include <stdio.h> |
| #include "config.h" |
| #include <assert.h> |
| #include "swscale.h" |
| #include "swscale_internal.h" |
| #include "rgb2rgb.h" |
| #include "libavutil/avassert.h" |
| #include "libavutil/intreadwrite.h" |
| #include "libavutil/cpu.h" |
| #include "libavutil/avutil.h" |
| #include "libavutil/mathematics.h" |
| #include "libavutil/bswap.h" |
| #include "libavutil/pixdesc.h" |
| |
| |
| #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)) |
| |
| /* |
| 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 |
| */ |
| |
| 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, 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, 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, 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, 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, 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, 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, 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 |
| DECLARE_ALIGNED(8, const uint8_t, dither_8x8_128)[8][8] = { |
| { 36, 68, 60, 92, 34, 66, 58, 90,}, |
| { 100, 4,124, 28, 98, 2,122, 26,}, |
| { 52, 84, 44, 76, 50, 82, 42, 74,}, |
| { 116, 20,108, 12,114, 18,106, 10,}, |
| { 32, 64, 56, 88, 38, 70, 62, 94,}, |
| { 96, 0,120, 24,102, 6,126, 30,}, |
| { 48, 80, 40, 72, 54, 86, 46, 78,}, |
| { 112, 16,104, 8,118, 22,110, 14,}, |
| }; |
| DECLARE_ALIGNED(8, const uint8_t, ff_sws_pb_64)[8] = |
| { 64, 64, 64, 64, 64, 64, 64, 64 }; |
| |
| DECLARE_ALIGNED(8, const uint8_t, dithers)[8][8][8]={ |
| { |
| { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| },{ |
| { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| },{ |
| { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| },{ |
| { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| },{ |
| { 9, 17, 15, 23, 8, 16, 14, 22,}, |
| { 25, 1, 31, 7, 24, 0, 30, 6,}, |
| { 13, 21, 11, 19, 12, 20, 10, 18,}, |
| { 29, 5, 27, 3, 28, 4, 26, 2,}, |
| { 8, 16, 14, 22, 9, 17, 15, 23,}, |
| { 24, 0, 30, 6, 25, 1, 31, 7,}, |
| { 12, 20, 10, 18, 13, 21, 11, 19,}, |
| { 28, 4, 26, 2, 29, 5, 27, 3,}, |
| },{ |
| { 18, 34, 30, 46, 17, 33, 29, 45,}, |
| { 50, 2, 62, 14, 49, 1, 61, 13,}, |
| { 26, 42, 22, 38, 25, 41, 21, 37,}, |
| { 58, 10, 54, 6, 57, 9, 53, 5,}, |
| { 16, 32, 28, 44, 19, 35, 31, 47,}, |
| { 48, 0, 60, 12, 51, 3, 63, 15,}, |
| { 24, 40, 20, 36, 27, 43, 23, 39,}, |
| { 56, 8, 52, 4, 59, 11, 55, 7,}, |
| },{ |
| { 18, 34, 30, 46, 17, 33, 29, 45,}, |
| { 50, 2, 62, 14, 49, 1, 61, 13,}, |
| { 26, 42, 22, 38, 25, 41, 21, 37,}, |
| { 58, 10, 54, 6, 57, 9, 53, 5,}, |
| { 16, 32, 28, 44, 19, 35, 31, 47,}, |
| { 48, 0, 60, 12, 51, 3, 63, 15,}, |
| { 24, 40, 20, 36, 27, 43, 23, 39,}, |
| { 56, 8, 52, 4, 59, 11, 55, 7,}, |
| },{ |
| { 36, 68, 60, 92, 34, 66, 58, 90,}, |
| { 100, 4,124, 28, 98, 2,122, 26,}, |
| { 52, 84, 44, 76, 50, 82, 42, 74,}, |
| { 116, 20,108, 12,114, 18,106, 10,}, |
| { 32, 64, 56, 88, 38, 70, 62, 94,}, |
| { 96, 0,120, 24,102, 6,126, 30,}, |
| { 48, 80, 40, 72, 54, 86, 46, 78,}, |
| { 112, 16,104, 8,118, 22,110, 14,}, |
| }}; |
| |
| static const uint8_t flat64[8]={64,64,64,64,64,64,64,64}; |
| |
| const uint16_t dither_scale[15][16]={ |
| { 2, 3, 3, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,}, |
| { 2, 3, 7, 7, 13, 13, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25,}, |
| { 3, 3, 4, 15, 15, 29, 57, 57, 57, 113, 113, 113, 113, 113, 113, 113,}, |
| { 3, 4, 4, 5, 31, 31, 61, 121, 241, 241, 241, 241, 481, 481, 481, 481,}, |
| { 3, 4, 5, 5, 6, 63, 63, 125, 249, 497, 993, 993, 993, 993, 993, 1985,}, |
| { 3, 5, 6, 6, 6, 7, 127, 127, 253, 505, 1009, 2017, 4033, 4033, 4033, 4033,}, |
| { 3, 5, 6, 7, 7, 7, 8, 255, 255, 509, 1017, 2033, 4065, 8129,16257,16257,}, |
| { 3, 5, 6, 8, 8, 8, 8, 9, 511, 511, 1021, 2041, 4081, 8161,16321,32641,}, |
| { 3, 5, 7, 8, 9, 9, 9, 9, 10, 1023, 1023, 2045, 4089, 8177,16353,32705,}, |
| { 3, 5, 7, 8, 10, 10, 10, 10, 10, 11, 2047, 2047, 4093, 8185,16369,32737,}, |
| { 3, 5, 7, 8, 10, 11, 11, 11, 11, 11, 12, 4095, 4095, 8189,16377,32753,}, |
| { 3, 5, 7, 9, 10, 12, 12, 12, 12, 12, 12, 13, 8191, 8191,16381,32761,}, |
| { 3, 5, 7, 9, 10, 12, 13, 13, 13, 13, 13, 13, 14,16383,16383,32765,}, |
| { 3, 5, 7, 9, 10, 12, 14, 14, 14, 14, 14, 14, 14, 15,32767,32767,}, |
| { 3, 5, 7, 9, 11, 12, 14, 15, 15, 15, 15, 15, 15, 15, 16,65535,}, |
| }; |
| |
| #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 = 3; |
| av_assert0(output_bits == 16); |
| |
| 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; |
| av_assert0(output_bits == 16); |
| |
| for (i = 0; i < dstW; i++) { |
| int val = 1 << (shift - 1); |
| 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 << (shift - 1); |
| 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<dstW; i++) { |
| int val = dither[(i + offset) & 7] << 12; |
| int j; |
| for (j=0; j<filterSize; j++) |
| val += src[j][i] * filter[j]; |
| |
| dest[i]= av_clip_uint8(val>>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<dstW; i++) { |
| int val = (src[i] + dither[(i + offset) & 7]) >> 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 PixelFormat dstFormat = c->dstFormat; |
| const uint8_t *chrDither = c->chrDither8; |
| int i; |
| |
| if (dstFormat == PIX_FMT_NV12) |
| for (i=0; i<chrDstW; i++) { |
| int u = chrDither[i & 7] << 12; |
| int v = chrDither[(i + 3) & 7] << 12; |
| int j; |
| for (j=0; j<chrFilterSize; j++) { |
| u += chrUSrc[j][i] * chrFilter[j]; |
| v += chrVSrc[j][i] * chrFilter[j]; |
| } |
| |
| dest[2*i]= av_clip_uint8(u>>19); |
| dest[2*i+1]= av_clip_uint8(v>>19); |
| } |
| else |
| for (i=0; i<chrDstW; i++) { |
| int u = chrDither[i & 7] << 12; |
| int v = chrDither[(i + 3) & 7] << 12; |
| int j; |
| for (j=0; j<chrFilterSize; j++) { |
| u += chrUSrc[j][i] * chrFilter[j]; |
| v += chrVSrc[j][i] * chrFilter[j]; |
| } |
| |
| dest[2*i]= av_clip_uint8(v>>19); |
| dest[2*i+1]= av_clip_uint8(u>>19); |
| } |
| } |
| |
| #define output_pixel(pos, val) \ |
| if (target == PIX_FMT_GRAY16BE) { \ |
| AV_WB16(pos, val); \ |
| } else { \ |
| AV_WL16(pos, val); \ |
| } |
| |
| static av_always_inline void |
| yuv2gray16_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 PixelFormat target) |
| { |
| int i; |
| |
| for (i = 0; i < (dstW >> 1); i++) { |
| int j; |
| int Y1 = (1 << 14) - 0x40000000; |
| int Y2 = (1 << 14) - 0x40000000; |
| |
| for (j = 0; j < lumFilterSize; j++) { |
| Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
| Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
| } |
| Y1 >>= 15; |
| Y2 >>= 15; |
| Y1 = av_clip_int16(Y1); |
| Y2 = av_clip_int16(Y2); |
| output_pixel(&dest[i * 2 + 0], 0x8000 + Y1); |
| output_pixel(&dest[i * 2 + 1], 0x8000 + Y2); |
| } |
| } |
| |
| static av_always_inline void |
| yuv2gray16_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 PixelFormat target) |
| { |
| int yalpha1 = 4095 - yalpha; |
| int i; |
| const int32_t *buf0 = buf[0], *buf1 = buf[1]; |
| |
| for (i = 0; i < (dstW >> 1); i++) { |
| int Y1 = (buf0[i * 2 ] * yalpha1 + buf1[i * 2 ] * yalpha) >> 15; |
| int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 15; |
| |
| output_pixel(&dest[i * 2 + 0], Y1); |
| output_pixel(&dest[i * 2 + 1], Y2); |
| } |
| } |
| |
| static av_always_inline void |
| yuv2gray16_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 PixelFormat target) |
| { |
| int i; |
| |
| for (i = 0; i < (dstW >> 1); i++) { |
| int Y1 = (buf0[i * 2 ]+4)>>3; |
| int Y2 = (buf0[i * 2 + 1]+4)>>3; |
| |
| output_pixel(&dest[i * 2 + 0], Y1); |
| output_pixel(&dest[i * 2 + 1], Y2); |
| } |
| } |
| |
| #undef output_pixel |
| |
| #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(yuv2gray16,, LE, PIX_FMT_GRAY16LE) |
| YUV2PACKED16WRAPPER(yuv2gray16,, BE, PIX_FMT_GRAY16BE) |
| |
| #define output_pixel(pos, acc) \ |
| if (target == 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 PixelFormat target) |
| { |
| const uint8_t * const d128=dither_8x8_220[y&7]; |
| uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM]; |
| int i; |
| unsigned 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) & 0x100) { |
| Y1 = av_clip_uint8(Y1); |
| Y2 = av_clip_uint8(Y2); |
| } |
| acc += acc + g[Y1 + d128[(i + 0) & 7]]; |
| acc += acc + g[Y2 + d128[(i + 1) & 7]]; |
| if ((i & 7) == 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 PixelFormat target) |
| { |
| const int16_t *buf0 = buf[0], *buf1 = buf[1]; |
| const uint8_t * const d128 = dither_8x8_220[y & 7]; |
| uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM]; |
| int yalpha1 = 4095 - yalpha; |
| int i; |
| |
| for (i = 0; i < dstW - 7; i += 8) { |
| int 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]]; |
| 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 PixelFormat target) |
| { |
| const uint8_t * const d128 = dither_8x8_220[y & 7]; |
| uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM]; |
| int i; |
| |
| for (i = 0; i < dstW - 7; i += 8) { |
| int acc = g[(buf0[i ] >> 7) + d128[0]]; |
| acc += acc + g[(buf0[i + 1] >> 7) + d128[1]]; |
| acc += acc + g[(buf0[i + 2] >> 7) + d128[2]]; |
| acc += acc + g[(buf0[i + 3] >> 7) + d128[3]]; |
| acc += acc + g[(buf0[i + 4] >> 7) + d128[4]]; |
| acc += acc + g[(buf0[i + 5] >> 7) + d128[5]]; |
| acc += acc + g[(buf0[i + 6] >> 7) + d128[6]]; |
| acc += acc + g[(buf0[i + 7] >> 7) + d128[7]]; |
| output_pixel(*dest++, acc); |
| } |
| } |
| |
| #undef output_pixel |
| |
| #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, PIX_FMT_MONOWHITE) |
| YUV2PACKEDWRAPPER(yuv2mono,, black, PIX_FMT_MONOBLACK) |
| |
| #define output_pixels(pos, Y1, U, Y2, V) \ |
| if (target == PIX_FMT_YUYV422) { \ |
| dest[pos + 0] = Y1; \ |
| dest[pos + 1] = U; \ |
| dest[pos + 2] = Y2; \ |
| dest[pos + 3] = V; \ |
| } else { \ |
| 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 PixelFormat target) |
| { |
| int i; |
| |
| 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; |
| |
| 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 PixelFormat target) |
| { |
| const int16_t *buf0 = buf[0], *buf1 = buf[1], |
| *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| int yalpha1 = 4095 - yalpha; |
| int uvalpha1 = 4095 - uvalpha; |
| int i; |
| |
| for (i = 0; i < (dstW >> 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; |
| |
| 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 PixelFormat target) |
| { |
| const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| int i; |
| |
| if (uvalpha < 2048) { |
| for (i = 0; i < (dstW >> 1); i++) { |
| int Y1 = buf0[i * 2] >> 7; |
| int Y2 = buf0[i * 2 + 1] >> 7; |
| int U = ubuf1[i] >> 7; |
| int V = vbuf1[i] >> 7; |
| |
| output_pixels(i * 4, Y1, U, Y2, V); |
| } |
| } else { |
| for (i = 0; i < (dstW >> 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; |
| |
| output_pixels(i * 4, Y1, U, Y2, V); |
| } |
| } |
| } |
| |
| #undef output_pixels |
| |
| YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, PIX_FMT_YUYV422) |
| YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, PIX_FMT_UYVY422) |
| |
| #define R_B ((target == PIX_FMT_RGB48LE || target == PIX_FMT_RGB48BE) ? R : B) |
| #define B_R ((target == PIX_FMT_RGB48LE || target == 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 PixelFormat target) |
| { |
| int i; |
| |
| for (i = 0; i < (dstW >> 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]; |
| } |
| |
| // 8bit: 12+15=27; 16-bit: 12+19=31 |
| Y1 >>= 14; // 10 |
| Y1 += 0x10000; |
| Y2 >>= 14; |
| Y2 += 0x10000; |
| U >>= 14; |
| V >>= 14; |
| |
| // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit |
| 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; |
| // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit |
| |
| R = V * c->yuv2rgb_v2r_coeff; |
| G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| B = U * c->yuv2rgb_u2b_coeff; |
| |
| // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit |
| 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 PixelFormat target) |
| { |
| const int32_t *buf0 = buf[0], *buf1 = buf[1], |
| *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| int yalpha1 = 4095 - yalpha; |
| int uvalpha1 = 4095 - uvalpha; |
| int i; |
| |
| for (i = 0; i < (dstW >> 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 PixelFormat target) |
| { |
| const int32_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| int i; |
| |
| if (uvalpha < 2048) { |
| for (i = 0; i < (dstW >> 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 { |
| for (i = 0; i < (dstW >> 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 |
| |
| YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48be, PIX_FMT_RGB48BE) |
| YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48le, PIX_FMT_RGB48LE) |
| YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, PIX_FMT_BGR48BE) |
| YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, 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, int Y1, int Y2, |
| unsigned A1, unsigned A2, |
| const void *_r, const void *_g, const void *_b, int y, |
| enum PixelFormat target, int hasAlpha) |
| { |
| if (target == PIX_FMT_ARGB || target == PIX_FMT_RGBA || |
| target == PIX_FMT_ABGR || target == 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 == PIX_FMT_RGB32_1 || target == 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 == PIX_FMT_RGB32_1 || target == 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 == PIX_FMT_RGB24 || target == 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 == PIX_FMT_RGB24) ? r : b) |
| #define b_r ((target == 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 == PIX_FMT_RGB565 || target == PIX_FMT_BGR565 || |
| target == PIX_FMT_RGB555 || target == PIX_FMT_BGR555 || |
| target == PIX_FMT_RGB444 || target == 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 == PIX_FMT_RGB565 || target == 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 == PIX_FMT_RGB555 || target == 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 = dither_4x4_16[ y & 3 ][0]; |
| dg1 = dither_4x4_16[ y & 3 ][1]; |
| db1 = dither_4x4_16[(y & 3) ^ 3][0]; |
| dr2 = dither_4x4_16[ y & 3 ][1]; |
| dg2 = dither_4x4_16[ y & 3 ][0]; |
| db2 = 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-bit */ { |
| 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 == PIX_FMT_RGB8 || target == PIX_FMT_BGR8) { |
| const uint8_t * const d64 = dither_8x8_73[y & 7]; |
| const uint8_t * const d32 = 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 = dither_8x8_73 [y & 7]; |
| const uint8_t * const d128 = 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 == PIX_FMT_RGB4 || target == 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 PixelFormat target, int hasAlpha) |
| { |
| int i; |
| |
| 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; |
| 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 (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); |
| } |
| } |
| |
| r = c->table_rV[V + YUVRGB_TABLE_HEADROOM]; |
| g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]); |
| b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| |
| 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 PixelFormat 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 = 4095 - yalpha; |
| int uvalpha1 = 4095 - uvalpha; |
| int i; |
| |
| for (i = 0; i < (dstW >> 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 = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| |
| if (hasAlpha) { |
| A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19; |
| A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19; |
| } |
| |
| 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 PixelFormat target, |
| int hasAlpha) |
| { |
| const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| int i; |
| |
| if (uvalpha < 2048) { |
| for (i = 0; i < (dstW >> 1); i++) { |
| int Y1 = buf0[i * 2] >> 7; |
| int Y2 = buf0[i * 2 + 1] >> 7; |
| int U = ubuf1[i] >> 7; |
| int V = vbuf1[i] >> 7; |
| int A1, A2; |
| const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| |
| if (hasAlpha) { |
| A1 = abuf0[i * 2 ] >> 7; |
| A2 = abuf0[i * 2 + 1] >> 7; |
| } |
| |
| yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
| r, g, b, y, target, hasAlpha); |
| } |
| } else { |
| for (i = 0; i < (dstW >> 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 = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| |
| if (hasAlpha) { |
| A1 = abuf0[i * 2 ] >> 7; |
| A2 = abuf0[i * 2 + 1] >> 7; |
| } |
| |
| 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, PIX_FMT_RGB32_1, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| YUV2RGBWRAPPER(yuv2rgb,, 32, PIX_FMT_RGB32, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| #else |
| #if CONFIG_SWSCALE_ALPHA |
| YUV2RGBWRAPPER(yuv2rgb,, a32_1, PIX_FMT_RGB32_1, 1) |
| YUV2RGBWRAPPER(yuv2rgb,, a32, PIX_FMT_RGB32, 1) |
| #endif |
| YUV2RGBWRAPPER(yuv2rgb,, x32_1, PIX_FMT_RGB32_1, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, x32, PIX_FMT_RGB32, 0) |
| #endif |
| YUV2RGBWRAPPER(yuv2, rgb, rgb24, PIX_FMT_RGB24, 0) |
| YUV2RGBWRAPPER(yuv2, rgb, bgr24, PIX_FMT_BGR24, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 16, PIX_FMT_RGB565, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 15, PIX_FMT_RGB555, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 12, PIX_FMT_RGB444, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 8, PIX_FMT_RGB8, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 4, PIX_FMT_RGB4, 0) |
| YUV2RGBWRAPPER(yuv2rgb,, 4b, 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 PixelFormat target, int hasAlpha) |
| { |
| int i; |
| int step = (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) ? 3 : 4; |
| |
| 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 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 += 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); |
| } |
| |
| switch(target) { |
| case PIX_FMT_ARGB: |
| dest[0] = hasAlpha ? A : 255; |
| dest[1] = R >> 22; |
| dest[2] = G >> 22; |
| dest[3] = B >> 22; |
| break; |
| case PIX_FMT_RGB24: |
| dest[0] = R >> 22; |
| dest[1] = G >> 22; |
| dest[2] = B >> 22; |
| break; |
| case PIX_FMT_RGBA: |
| dest[0] = R >> 22; |
| dest[1] = G >> 22; |
| dest[2] = B >> 22; |
| dest[3] = hasAlpha ? A : 255; |
| break; |
| case PIX_FMT_ABGR: |
| dest[0] = hasAlpha ? A : 255; |
| dest[1] = B >> 22; |
| dest[2] = G >> 22; |
| dest[3] = R >> 22; |
| break; |
| case PIX_FMT_BGR24: |
| dest[0] = B >> 22; |
| dest[1] = G >> 22; |
| dest[2] = R >> 22; |
| break; |
| case 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, PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| #else |
| #if CONFIG_SWSCALE_ALPHA |
| YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA, 1) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, 1) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, 1) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, 1) |
| #endif |
| YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, PIX_FMT_BGRA, 0) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, PIX_FMT_ABGR, 0) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, PIX_FMT_RGBA, 0) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, PIX_FMT_ARGB, 0) |
| #endif |
| YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full, PIX_FMT_BGR24, 0) |
| YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full, PIX_FMT_RGB24, 0) |
| |
| static av_always_inline 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; |
| } |
| } |
| |
| #define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) |
| |
| #define r ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? b_r : r_b) |
| #define b ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? r_b : b_r) |
| |
| static av_always_inline void |
| rgb48ToY_c_template(uint16_t *dst, const uint16_t *src, int width, |
| enum PixelFormat origin) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| unsigned int r_b = input_pixel(&src[i*3+0]); |
| unsigned int g = input_pixel(&src[i*3+1]); |
| unsigned int b_r = input_pixel(&src[i*3+2]); |
| |
| dst[i] = (RY*r + GY*g + BY*b + (0x2001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| } |
| } |
| |
| static av_always_inline void |
| rgb48ToUV_c_template(uint16_t *dstU, uint16_t *dstV, |
| const uint16_t *src1, const uint16_t *src2, |
| int width, enum PixelFormat origin) |
| { |
| int i; |
| assert(src1==src2); |
| for (i = 0; i < width; i++) { |
| int r_b = input_pixel(&src1[i*3+0]); |
| int g = input_pixel(&src1[i*3+1]); |
| int b_r = input_pixel(&src1[i*3+2]); |
| |
| dstU[i] = (RU*r + GU*g + BU*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| dstV[i] = (RV*r + GV*g + BV*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| } |
| } |
| |
| static av_always_inline void |
| rgb48ToUV_half_c_template(uint16_t *dstU, uint16_t *dstV, |
| const uint16_t *src1, const uint16_t *src2, |
| int width, enum PixelFormat origin) |
| { |
| int i; |
| assert(src1==src2); |
| for (i = 0; i < width; i++) { |
| int r_b = (input_pixel(&src1[6 * i + 0]) + input_pixel(&src1[6 * i + 3]) + 1) >> 1; |
| int g = (input_pixel(&src1[6 * i + 1]) + input_pixel(&src1[6 * i + 4]) + 1) >> 1; |
| int b_r = (input_pixel(&src1[6 * i + 2]) + input_pixel(&src1[6 * i + 5]) + 1) >> 1; |
| |
| dstU[i]= (RU*r + GU*g + BU*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| dstV[i]= (RV*r + GV*g + BV*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| } |
| } |
| |
| #undef r |
| #undef b |
| #undef input_pixel |
| |
| #define rgb48funcs(pattern, BE_LE, origin) \ |
| static void pattern ## 48 ## BE_LE ## ToY_c(uint8_t *_dst, const uint8_t *_src, const uint8_t *unused0, const uint8_t *unused1,\ |
| int width, uint32_t *unused) \ |
| { \ |
| const uint16_t *src = (const uint16_t *) _src; \ |
| uint16_t *dst = (uint16_t *) _dst; \ |
| rgb48ToY_c_template(dst, src, width, origin); \ |
| } \ |
| \ |
| static void pattern ## 48 ## BE_LE ## ToUV_c(uint8_t *_dstU, uint8_t *_dstV, \ |
| const uint8_t *unused0, const uint8_t *_src1, const uint8_t *_src2, \ |
| int width, uint32_t *unused) \ |
| { \ |
| const uint16_t *src1 = (const uint16_t *) _src1, \ |
| *src2 = (const uint16_t *) _src2; \ |
| uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; \ |
| rgb48ToUV_c_template(dstU, dstV, src1, src2, width, origin); \ |
| } \ |
| \ |
| static void pattern ## 48 ## BE_LE ## ToUV_half_c(uint8_t *_dstU, uint8_t *_dstV, \ |
| const uint8_t *unused0, const uint8_t *_src1, const uint8_t *_src2, \ |
| int width, uint32_t *unused) \ |
| { \ |
| const uint16_t *src1 = (const uint16_t *) _src1, \ |
| *src2 = (const uint16_t *) _src2; \ |
| uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; \ |
| rgb48ToUV_half_c_template(dstU, dstV, src1, src2, width, origin); \ |
| } |
| |
| rgb48funcs(rgb, LE, PIX_FMT_RGB48LE) |
| rgb48funcs(rgb, BE, PIX_FMT_RGB48BE) |
| rgb48funcs(bgr, LE, PIX_FMT_BGR48LE) |
| rgb48funcs(bgr, BE, PIX_FMT_BGR48BE) |
| |
| #define input_pixel(i) ((origin == PIX_FMT_RGBA || origin == PIX_FMT_BGRA || \ |
| origin == PIX_FMT_ARGB || origin == PIX_FMT_ABGR) ? AV_RN32A(&src[(i)*4]) : \ |
| (isBE(origin) ? AV_RB16(&src[(i)*2]) : AV_RL16(&src[(i)*2]))) |
| |
| static av_always_inline void |
| rgb16_32ToY_c_template(int16_t *dst, const uint8_t *src, |
| int width, enum PixelFormat origin, |
| int shr, int shg, int shb, int shp, |
| int maskr, int maskg, int maskb, |
| int rsh, int gsh, int bsh, int S) |
| { |
| const int ry = RY << rsh, gy = GY << gsh, by = BY << bsh; |
| const unsigned rnd = (32<<((S)-1)) + (1<<(S-7)); |
| int i; |
| |
| for (i = 0; i < width; i++) { |
| int px = input_pixel(i) >> shp; |
| int b = (px & maskb) >> shb; |
| int g = (px & maskg) >> shg; |
| int r = (px & maskr) >> shr; |
| |
| dst[i] = (ry * r + gy * g + by * b + rnd) >> ((S)-6); |
| } |
| } |
| |
| static av_always_inline void |
| rgb16_32ToUV_c_template(int16_t *dstU, int16_t *dstV, |
| const uint8_t *src, int width, |
| enum PixelFormat origin, |
| int shr, int shg, int shb, int shp, |
| int maskr, int maskg, int maskb, |
| int rsh, int gsh, int bsh, int S) |
| { |
| const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
| rv = RV << rsh, gv = GV << gsh, bv = BV << bsh; |
| const unsigned rnd = (256u<<((S)-1)) + (1<<(S-7)); |
| int i; |
| |
| for (i = 0; i < width; i++) { |
| int px = input_pixel(i) >> shp; |
| int b = (px & maskb) >> shb; |
| int g = (px & maskg) >> shg; |
| int r = (px & maskr) >> shr; |
| |
| dstU[i] = (ru * r + gu * g + bu * b + rnd) >> ((S)-6); |
| dstV[i] = (rv * r + gv * g + bv * b + rnd) >> ((S)-6); |
| } |
| } |
| |
| static av_always_inline void |
| rgb16_32ToUV_half_c_template(int16_t *dstU, int16_t *dstV, |
| const uint8_t *src, int width, |
| enum PixelFormat origin, |
| int shr, int shg, int shb, int shp, |
| int maskr, int maskg, int maskb, |
| int rsh, int gsh, int bsh, int S) |
| { |
| const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
| rv = RV << rsh, gv = GV << gsh, bv = BV << bsh, |
| maskgx = ~(maskr | maskb); |
| const unsigned rnd = (256U<<(S)) + (1<<(S-6)); |
| int i; |
| |
| maskr |= maskr << 1; maskb |= maskb << 1; maskg |= maskg << 1; |
| for (i = 0; i < width; i++) { |
| int px0 = input_pixel(2 * i + 0) >> shp; |
| int px1 = input_pixel(2 * i + 1) >> shp; |
| int b, r, g = (px0 & maskgx) + (px1 & maskgx); |
| int rb = px0 + px1 - g; |
| |
| b = (rb & maskb) >> shb; |
| if (shp || origin == PIX_FMT_BGR565LE || origin == PIX_FMT_BGR565BE || |
| origin == PIX_FMT_RGB565LE || origin == PIX_FMT_RGB565BE) { |
| g >>= shg; |
| } else { |
| g = (g & maskg) >> shg; |
| } |
| r = (rb & maskr) >> shr; |
| |
| dstU[i] = (ru * r + gu * g + bu * b + (unsigned)rnd) >> ((S)-6+1); |
| dstV[i] = (rv * r + gv * g + bv * b + (unsigned)rnd) >> ((S)-6+1); |
| } |
| } |
| |
| #undef input_pixel |
| |
| #define rgb16_32_wrapper(fmt, name, shr, shg, shb, shp, maskr, \ |
| maskg, maskb, rsh, gsh, bsh, S) \ |
| static void name ## ToY_c(uint8_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, \ |
| int width, uint32_t *unused) \ |
| { \ |
| rgb16_32ToY_c_template((int16_t*)dst, src, width, fmt, \ |
| shr, shg, shb, shp, \ |
| maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
| } \ |
| \ |
| static void name ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ |
| const uint8_t *unused0, const uint8_t *src, const uint8_t *dummy, \ |
| int width, uint32_t *unused) \ |
| { \ |
| rgb16_32ToUV_c_template((int16_t*)dstU, (int16_t*)dstV, src, width, fmt, \ |
| shr, shg, shb, shp, \ |
| maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
| } \ |
| \ |
| static void name ## ToUV_half_c(uint8_t *dstU, uint8_t *dstV, \ |
| const uint8_t *unused0, const uint8_t *src, const uint8_t *dummy, \ |
| int width, uint32_t *unused) \ |
| { \ |
| rgb16_32ToUV_half_c_template((int16_t*)dstU, (int16_t*)dstV, src, width, fmt, \ |
| shr, shg, shb, shp, \ |
| maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
| } |
| |
| rgb16_32_wrapper(PIX_FMT_BGR32, bgr32, 16, 0, 0, 0, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_BGR32_1, bgr321, 16, 0, 0, 8, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_RGB32, rgb32, 0, 0, 16, 0, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_RGB32_1, rgb321, 0, 0, 16, 8, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_BGR565LE, bgr16le, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_BGR555LE, bgr15le, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT+7) |
| rgb16_32_wrapper(PIX_FMT_BGR444LE, bgr12le, 0, 0, 0, 0, 0x000F, 0x00F0, 0x0F00, 8, 4, 0, RGB2YUV_SHIFT+4) |
| rgb16_32_wrapper(PIX_FMT_RGB565LE, rgb16le, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_RGB555LE, rgb15le, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT+7) |
| rgb16_32_wrapper(PIX_FMT_RGB444LE, rgb12le, 0, 0, 0, 0, 0x0F00, 0x00F0, 0x000F, 0, 4, 8, RGB2YUV_SHIFT+4) |
| rgb16_32_wrapper(PIX_FMT_BGR565BE, bgr16be, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_BGR555BE, bgr15be, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT+7) |
| rgb16_32_wrapper(PIX_FMT_BGR444BE, bgr12be, 0, 0, 0, 0, 0x000F, 0x00F0, 0x0F00, 8, 4, 0, RGB2YUV_SHIFT+4) |
| rgb16_32_wrapper(PIX_FMT_RGB565BE, rgb16be, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT+8) |
| rgb16_32_wrapper(PIX_FMT_RGB555BE, rgb15be, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT+7) |
| rgb16_32_wrapper(PIX_FMT_RGB444BE, rgb12be, 0, 0, 0, 0, 0x0F00, 0x00F0, 0x000F, 0, 4, 8, RGB2YUV_SHIFT+4) |
| |
| static void gbr24pToUV_half_c(uint16_t *dstU, uint16_t *dstV, |
| const uint8_t *gsrc, const uint8_t *bsrc, const uint8_t *rsrc, |
| int width, enum PixelFormat origin) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| unsigned int g = gsrc[2*i] + gsrc[2*i+1]; |
| unsigned int b = bsrc[2*i] + bsrc[2*i+1]; |
| unsigned int r = rsrc[2*i] + rsrc[2*i+1]; |
| |
| dstU[i] = (RU*r + GU*g + BU*b + (0x4001<<(RGB2YUV_SHIFT-6))) >> (RGB2YUV_SHIFT-6+1); |
| dstV[i] = (RV*r + GV*g + BV*b + (0x4001<<(RGB2YUV_SHIFT-6))) >> (RGB2YUV_SHIFT-6+1); |
| } |
| } |
| |
| static void abgrToA_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| dst[i]= src[4*i]<<6; |
| } |
| } |
| |
| static void rgbaToA_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| dst[i]= src[4*i+3]<<6; |
| } |
| } |
| |
| static void palToA_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *pal) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int d= src[i]; |
| |
| dst[i]= (pal[d] >> 24)<<6; |
| } |
| } |
| |
| static void palToY_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, long width, uint32_t *pal) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int d= src[i]; |
| |
| dst[i]= (pal[d] & 0xFF)<<6; |
| } |
| } |
| |
| static void palToUV_c(uint16_t *dstU, int16_t *dstV, |
| const uint8_t *unused0, const uint8_t *src1, const uint8_t *src2, |
| int width, uint32_t *pal) |
| { |
| int i; |
| assert(src1 == src2); |
| for (i=0; i<width; i++) { |
| int p= pal[src1[i]]; |
| |
| dstU[i]= (uint8_t)(p>> 8)<<6; |
| dstV[i]= (uint8_t)(p>>16)<<6; |
| } |
| } |
| |
| static void monowhite2Y_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused) |
| { |
| int i, j; |
| for (i=0; i<width/8; i++) { |
| int d= ~src[i]; |
| for(j=0; j<8; j++) |
| dst[8*i+j]= ((d>>(7-j))&1)*16383; |
| } |
| if(width&7){ |
| int d= ~src[i]; |
| for(j=0; j<(width&7); j++) |
| dst[8*i+j]= ((d>>(7-j))&1)*16383; |
| } |
| } |
| |
| static void monoblack2Y_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused) |
| { |
| int i, j; |
| for (i=0; i<width/8; i++) { |
| int d= src[i]; |
| for(j=0; j<8; j++) |
| dst[8*i+j]= ((d>>(7-j))&1)*16383; |
| } |
| if(width&7){ |
| int d= src[i]; |
| for(j=0; j<(width&7); j++) |
| dst[8*i+j]= ((d>>(7-j))&1)*16383; |
| } |
| } |
| |
| //FIXME yuy2* can read up to 7 samples too much |
| |
| static void yuy2ToY_c(uint8_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, |
| uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) |
| dst[i]= src[2*i]; |
| } |
| |
| static void yuy2ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| dstU[i]= src1[4*i + 1]; |
| dstV[i]= src1[4*i + 3]; |
| } |
| assert(src1 == src2); |
| } |
| |
| static void bswap16Y_c(uint8_t *_dst, const uint8_t *_src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused) |
| { |
| int i; |
| const uint16_t *src = (const uint16_t *) _src; |
| uint16_t *dst = (uint16_t *) _dst; |
| for (i=0; i<width; i++) { |
| dst[i] = av_bswap16(src[i]); |
| } |
| } |
| |
| static void bswap16UV_c(uint8_t *_dstU, uint8_t *_dstV, const uint8_t *unused0, const uint8_t *_src1, |
| const uint8_t *_src2, int width, uint32_t *unused) |
| { |
| int i; |
| const uint16_t *src1 = (const uint16_t *) _src1, |
| *src2 = (const uint16_t *) _src2; |
| uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; |
| for (i=0; i<width; i++) { |
| dstU[i] = av_bswap16(src1[i]); |
| dstV[i] = av_bswap16(src2[i]); |
| } |
| } |
| |
| /* This is almost identical to the previous, end exists only because |
| * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */ |
| static void uyvyToY_c(uint8_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, |
| uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) |
| dst[i]= src[2*i+1]; |
| } |
| |
| static void uyvyToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| dstU[i]= src1[4*i + 0]; |
| dstV[i]= src1[4*i + 2]; |
| } |
| assert(src1 == src2); |
| } |
| |
| static av_always_inline void nvXXtoUV_c(uint8_t *dst1, uint8_t *dst2, |
| const uint8_t *src, int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| dst1[i] = src[2*i+0]; |
| dst2[i] = src[2*i+1]; |
| } |
| } |
| |
| static void nv12ToUV_c(uint8_t *dstU, uint8_t *dstV, |
| const uint8_t *unused0, const uint8_t *src1, const uint8_t *src2, |
| int width, uint32_t *unused) |
| { |
| nvXXtoUV_c(dstU, dstV, src1, width); |
| } |
| |
| static void nv21ToUV_c(uint8_t *dstU, uint8_t *dstV, |
| const uint8_t *unused0, const uint8_t *src1, const uint8_t *src2, |
| int width, uint32_t *unused) |
| { |
| nvXXtoUV_c(dstV, dstU, src1, width); |
| } |
| |
| #define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) |
| |
| static void bgr24ToY_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, |
| int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int b= src[i*3+0]; |
| int g= src[i*3+1]; |
| int r= src[i*3+2]; |
| |
| dst[i]= ((RY*r + GY*g + BY*b + (32<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6)); |
| } |
| } |
| |
| static void bgr24ToUV_c(int16_t *dstU, int16_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int b= src1[3*i + 0]; |
| int g= src1[3*i + 1]; |
| int r= src1[3*i + 2]; |
| |
| dstU[i]= (RU*r + GU*g + BU*b + (256<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6); |
| dstV[i]= (RV*r + GV*g + BV*b + (256<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6); |
| } |
| assert(src1 == src2); |
| } |
| |
| static void bgr24ToUV_half_c(int16_t *dstU, int16_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int b= src1[6*i + 0] + src1[6*i + 3]; |
| int g= src1[6*i + 1] + src1[6*i + 4]; |
| int r= src1[6*i + 2] + src1[6*i + 5]; |
| |
| dstU[i]= (RU*r + GU*g + BU*b + (256<<RGB2YUV_SHIFT) + (1<<(RGB2YUV_SHIFT-6)))>>(RGB2YUV_SHIFT-5); |
| dstV[i]= (RV*r + GV*g + BV*b + (256<<RGB2YUV_SHIFT) + (1<<(RGB2YUV_SHIFT-6)))>>(RGB2YUV_SHIFT-5); |
| } |
| assert(src1 == src2); |
| } |
| |
| static void rgb24ToY_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, |
| uint32_t *unused) |
| { |
| int i; |
| for (i=0; i<width; i++) { |
| int r= src[i*3+0]; |
| int g= src[i*3+1]; |
| int b= src[i*3+2]; |
| |
| dst[i]= ((RY*r + GY*g + BY*b + (32<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6)); |
| } |
| } |
| |
| static void rgb24ToUV_c(int16_t *dstU, int16_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| assert(src1==src2); |
| for (i=0; i<width; i++) { |
| int r= src1[3*i + 0]; |
| int g= src1[3*i + 1]; |
| int b= src1[3*i + 2]; |
| |
| dstU[i]= (RU*r + GU*g + BU*b + (256<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6); |
| dstV[i]= (RV*r + GV*g + BV*b + (256<<(RGB2YUV_SHIFT-1)) + (1<<(RGB2YUV_SHIFT-7)))>>(RGB2YUV_SHIFT-6); |
| } |
| } |
| |
| static void rgb24ToUV_half_c(int16_t *dstU, int16_t *dstV, const uint8_t *unused0, const uint8_t *src1, |
| const uint8_t *src2, int width, uint32_t *unused) |
| { |
| int i; |
| assert(src1==src2); |
| for (i=0; i<width; i++) { |
| int r= src1[6*i + 0] + src1[6*i + 3]; |
| int g= src1[6*i + 1] + src1[6*i + 4]; |
| int b= src1[6*i + 2] + src1[6*i + 5]; |
| |
| dstU[i]= (RU*r + GU*g + BU*b + (256<<RGB2YUV_SHIFT) + (1<<(RGB2YUV_SHIFT-6)))>>(RGB2YUV_SHIFT-5); |
| dstV[i]= (RV*r + GV*g + BV*b + (256<<RGB2YUV_SHIFT) + (1<<(RGB2YUV_SHIFT-6)))>>(RGB2YUV_SHIFT-5); |
| } |
| } |
| |
| static void planar_rgb_to_y(uint16_t *dst, const uint8_t *src[4], int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| int g = src[0][i]; |
| int b = src[1][i]; |
| int r = src[2][i]; |
| |
| dst[i] = (RY*r + GY*g + BY*b + (0x801<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6); |
| } |
| } |
| |
| static void planar_rgb16le_to_y(uint8_t *_dst, const uint8_t *_src[4], int width) |
| { |
| int i; |
| const uint16_t **src = (const uint16_t **) _src; |
| uint16_t *dst = (uint16_t *) _dst; |
| for (i = 0; i < width; i++) { |
| int g = AV_RL16(src[0] + i); |
| int b = AV_RL16(src[1] + i); |
| int r = AV_RL16(src[2] + i); |
| |
| dst[i] = ((RY * r + GY * g + BY * b + (33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); |
| } |
| } |
| |
| static void planar_rgb16be_to_y(uint8_t *_dst, const uint8_t *_src[4], int width) |
| { |
| int i; |
| const uint16_t **src = (const uint16_t **) _src; |
| uint16_t *dst = (uint16_t *) _dst; |
| for (i = 0; i < width; i++) { |
| int g = AV_RB16(src[0] + i); |
| int b = AV_RB16(src[1] + i); |
| int r = AV_RB16(src[2] + i); |
| |
| dst[i] = ((RY * r + GY * g + BY * b + (33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); |
| } |
| } |
| |
| static void planar_rgb_to_uv(uint16_t *dstU, uint16_t *dstV, const uint8_t *src[4], int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| int g = src[0][i]; |
| int b = src[1][i]; |
| int r = src[2][i]; |
| |
| dstU[i] = (RU*r + GU*g + BU*b + (0x4001<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6); |
| dstV[i] = (RV*r + GV*g + BV*b + (0x4001<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6); |
| } |
| } |
| |
| static void planar_rgb16le_to_uv(uint8_t *_dstU, uint8_t *_dstV, const uint8_t *_src[4], int width) |
| { |
| int i; |
| const uint16_t **src = (const uint16_t **) _src; |
| uint16_t *dstU = (uint16_t *) _dstU; |
| uint16_t *dstV = (uint16_t *) _dstV; |
| for (i = 0; i < width; i++) { |
| int g = AV_RL16(src[0] + i); |
| int b = AV_RL16(src[1] + i); |
| int r = AV_RL16(src[2] + i); |
| |
| dstU[i] = (RU * r + GU * g + BU * b + (257 << RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT + 1); |
| dstV[i] = (RV * r + GV * g + BV * b + (257 << RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT + 1); |
| } |
| } |
| |
| static void planar_rgb16be_to_uv(uint8_t *_dstU, uint8_t *_dstV, const uint8_t *_src[4], int width) |
| { |
| int i; |
| const uint16_t **src = (const uint16_t **) _src; |
| uint16_t *dstU = (uint16_t *) _dstU; |
| uint16_t *dstV = (uint16_t *) _dstV; |
| for (i = 0; i < width; i++) { |
| int g = AV_RB16(src[0] + i); |
| int b = AV_RB16(src[1] + i); |
| int r = AV_RB16(src[2] + i); |
| |
| dstU[i] = (RU * r + GU * g + BU * b + (257 << RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT + 1); |
| dstV[i] = (RV * r + GV * g + BV * b + (257 << RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT + 1); |
| } |
| } |
| |
| static void hScale16To19_c(SwsContext *c, int16_t *_dst, int dstW, const uint8_t *_src, |
| const int16_t *filter, |
| const int32_t *filterPos, int filterSize) |
| { |
| int i; |
| int32_t *dst = (int32_t *) _dst; |
| const uint16_t *src = (const uint16_t *) _src; |
| int bits = av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1; |
| int sh = bits - 4; |
| |
| if((isAnyRGB(c->srcFormat) || c->srcFormat==PIX_FMT_PAL8) && av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1<15) |
| sh= 9; |
| |
| for (i = 0; i < dstW; i++) { |
| int j; |
| int srcPos = filterPos[i]; |
| int val = 0; |
| |
| for (j = 0; j < filterSize; j++) { |
| val += src[srcPos + j] * filter[filterSize * i + j]; |
| } |
| // filter=14 bit, input=16 bit, output=30 bit, >> 11 makes 19 bit |
| dst[i] = FFMIN(val >> sh, (1 << 19) - 1); |
| } |
| } |
| |
| static void hScale16To15_c(SwsContext *c, int16_t *dst, int dstW, const uint8_t *_src, |
| const int16_t *filter, |
| const int32_t *filterPos, int filterSize) |
| { |
| int i; |
| const uint16_t *src = (const uint16_t *) _src; |
| int sh = av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1; |
| |
| if(sh<15) |
| sh= isAnyRGB(c->srcFormat) || c->srcFormat==PIX_FMT_PAL8 ? 13 : av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1; |
| |
| for (i = 0; i < dstW; i++) { |
| int j; |
| int srcPos = filterPos[i]; |
| int val = 0; |
| |
| for (j = 0; j < filterSize; j++) { |
| val += src[srcPos + j] * filter[filterSize * i + j]; |
| } |
| // filter=14 bit, input=16 bit, output=30 bit, >> 15 makes 15 bit |
| dst[i] = FFMIN(val >> sh, (1 << 15) - 1); |
| } |
| } |
| |
| // bilinear / bicubic scaling |
| static void hScale8To15_c(SwsContext *c, int16_t *dst, int dstW, const uint8_t *src, |
| const int16_t *filter, const int32_t *filterPos, |
| int filterSize) |
| { |
| int i; |
| for (i=0; i<dstW; i++) { |
| int j; |
| int srcPos= filterPos[i]; |
| int val=0; |
| for (j=0; j<filterSize; j++) { |
| val += ((int)src[srcPos + j])*filter[filterSize*i + j]; |
| } |
| //filter += hFilterSize; |
| dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ... |
| //dst[i] = val>>7; |
| } |
| } |
| |
| static void hScale8To19_c(SwsContext *c, int16_t *_dst, int dstW, const uint8_t *src, |
| const int16_t *filter, const int32_t *filterPos, |
| int filterSize) |
| { |
| int i; |
| int32_t *dst = (int32_t *) _dst; |
| for (i=0; i<dstW; i++) { |
| int j; |
| int srcPos= filterPos[i]; |
| int val=0; |
| for (j=0; j<filterSize; j++) { |
| val += ((int)src[srcPos + j])*filter[filterSize*i + j]; |
| } |
| //filter += hFilterSize; |
| dst[i] = FFMIN(val>>3, (1<<19)-1); // the cubic equation does overflow ... |
| //dst[i] = val>>7; |
| } |
| } |
| |
| //FIXME all pal and rgb srcFormats could do this convertion as well |
| //FIXME all scalers more complex than bilinear could do half of this transform |
| static void chrRangeToJpeg_c(int16_t *dstU, int16_t *dstV, int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| dstU[i] = (FFMIN(dstU[i],30775)*4663 - 9289992)>>12; //-264 |
| dstV[i] = (FFMIN(dstV[i],30775)*4663 - 9289992)>>12; //-264 |
| } |
| } |
| static void chrRangeFromJpeg_c(int16_t *dstU, int16_t *dstV, int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) { |
| dstU[i] = (dstU[i]*1799 + 4081085)>>11; //1469 |
| dstV[i] = (dstV[i]*1799 + 4081085)>>11; //1469 |
| } |
| } |
| static void lumRangeToJpeg_c(int16_t *dst, int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) |
| dst[i] = (FFMIN(dst[i],30189)*19077 - 39057361)>>14; |
| } |
| static void lumRangeFromJpeg_c(int16_t *dst, int width) |
| { |
| int i; |
| for (i = 0; i < width; i++) |
| dst[i] = (dst[i]*14071 + 33561947)>>14; |
| } |
| |
| static void chrRangeToJpeg16_c(int16_t *_dstU, int16_t *_dstV, int width) |
| { |
| int i; |
| int32_t *dstU = (int32_t *) _dstU; |
| int32_t *dstV = (int32_t *) _dstV; |
| for (i = 0; i < width; i++) { |
| dstU[i] = (FFMIN(dstU[i],30775<<4)*4663 - (9289992<<4))>>12; //-264 |
| dstV[i] = (FFMIN(dstV[i],30775<<4)*4663 - (9289992<<4))>>12; //-264 |
| } |
| } |
| static void chrRangeFromJpeg16_c(int16_t *_dstU, int16_t *_dstV, int width) |
| { |
| int i; |
| int32_t *dstU = (int32_t *) _dstU; |
| int32_t *dstV = (int32_t *) _dstV; |
| for (i = 0; i < width; i++) { |
| dstU[i] = (dstU[i]*1799 + (4081085<<4))>>11; //1469 |
| dstV[i] = (dstV[i]*1799 + (4081085<<4))>>11; //1469 |
| } |
| } |
| static void lumRangeToJpeg16_c(int16_t *_dst, int width) |
| { |
| int i; |
| int32_t *dst = (int32_t *) _dst; |
| for (i = 0; i < width; i++) |
| dst[i] = (FFMIN(dst[i],30189<<4)*4769 - (39057361<<2))>>12; |
| } |
| static void lumRangeFromJpeg16_c(int16_t *_dst, int width) |
| { |
| int i; |
| int32_t *dst = (int32_t *) _dst; |
| for (i = 0; i < width; i++) |
| dst[i] = (dst[i]*(14071/4) + (33561947<<4)/4)>>12; |
| } |
| |
| static void hyscale_fast_c(SwsContext *c, int16_t *dst, int dstWidth, |
| const uint8_t *src, int srcW, int xInc) |
| { |
| int i; |
| unsigned int xpos=0; |
| for (i=0;i<dstWidth;i++) { |
| register unsigned int xx=xpos>>16; |
| register unsigned int xalpha=(xpos&0xFFFF)>>9; |
| dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha; |
| xpos+=xInc; |
| } |
| for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) |
| dst[i] = src[srcW-1]*128; |
| } |
| |
| // *** horizontal scale Y line to temp buffer |
| static av_always_inline void hyscale(SwsContext *c, int16_t *dst, int dstWidth, |
| const uint8_t *src_in[4], int srcW, int xInc, |
| const int16_t *hLumFilter, |
| const int32_t *hLumFilterPos, int hLumFilterSize, |
| uint8_t *formatConvBuffer, |
| uint32_t *pal, int isAlpha) |
| { |
| void (*toYV12)(uint8_t *, const uint8_t *, const uint8_t *, const uint8_t *, int, uint32_t *) = isAlpha ? c->alpToYV12 : c->lumToYV12; |
| void (*convertRange)(int16_t *, int) = isAlpha ? NULL : c->lumConvertRange; |
| const uint8_t *src = src_in[isAlpha ? 3 : 0]; |
| |
| if (toYV12) { |
| toYV12(formatConvBuffer, src, src_in[1], src_in[2], srcW, pal); |
| src= formatConvBuffer; |
| } else if (c->readLumPlanar && !isAlpha) { |
| c->readLumPlanar(formatConvBuffer, src_in, srcW); |
| src = formatConvBuffer; |
| } |
| |
| if (!c->hyscale_fast) { |
| c->hyScale(c, dst, dstWidth, src, hLumFilter, hLumFilterPos, hLumFilterSize); |
| } else { // fast bilinear upscale / crap downscale |
| c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc); |
| } |
| |
| if (convertRange) |
| convertRange(dst, dstWidth); |
| } |
| |
| static void hcscale_fast_c(SwsContext *c, int16_t *dst1, int16_t *dst2, |
| int dstWidth, const uint8_t *src1, |
| const uint8_t *src2, int srcW, int xInc) |
| { |
| int i; |
| unsigned int xpos=0; |
| for (i=0;i<dstWidth;i++) { |
| register unsigned int xx=xpos>>16; |
| register unsigned int xalpha=(xpos&0xFFFF)>>9; |
| dst1[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha); |
| dst2[i]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha); |
| xpos+=xInc; |
| } |
| for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) { |
| dst1[i] = src1[srcW-1]*128; |
| dst2[i] = src2[srcW-1]*128; |
| } |
| } |
| |
| static av_always_inline void hcscale(SwsContext *c, int16_t *dst1, int16_t *dst2, int dstWidth, |
| const uint8_t *src_in[4], |
| int srcW, int xInc, const int16_t *hChrFilter, |
| const int32_t *hChrFilterPos, int hChrFilterSize, |
| uint8_t *formatConvBuffer, uint32_t *pal) |
| { |
| const uint8_t *src1 = src_in[1], *src2 = src_in[2]; |
| if (c->chrToYV12) { |
| uint8_t *buf2 = formatConvBuffer + FFALIGN(srcW*2+78, 16); |
| c->chrToYV12(formatConvBuffer, buf2, src_in[0], src1, src2, srcW, pal); |
| src1= formatConvBuffer; |
| src2= buf2; |
| } else if (c->readChrPlanar) { |
| uint8_t *buf2 = formatConvBuffer + FFALIGN(srcW*2+78, 16); |
| c->readChrPlanar(formatConvBuffer, buf2, src_in, srcW); |
| src1= formatConvBuffer; |
| src2= buf2; |
| } |
| |
| if (!c->hcscale_fast) { |
| c->hcScale(c, dst1, dstWidth, src1, hChrFilter, hChrFilterPos, hChrFilterSize); |
| c->hcScale(c, dst2, dstWidth, src2, hChrFilter, hChrFilterPos, hChrFilterSize); |
| } else { // fast bilinear upscale / crap downscale |
| c->hcscale_fast(c, dst1, dst2, dstWidth, src1, src2, srcW, xInc); |
| } |
| |
| if (c->chrConvertRange) |
| c->chrConvertRange(dst1, dst2, dstWidth); |
| } |
| |
| static av_always_inline void |
| find_c_packed_planar_out_funcs(SwsContext *c, |
| yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX, |
| yuv2interleavedX_fn *yuv2nv12cX, |
| yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2, |
| yuv2packedX_fn *yuv2packedX) |
| { |
| enum PixelFormat dstFormat = c->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_OR_10BPS(dstFormat)) { |
| if (av_pix_fmt_descriptors[dstFormat].comp[0].depth_minus1 == 8) { |
| *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 == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) |
| *yuv2nv12cX = yuv2nv12cX_c; |
| } |
| |
| if(c->flags & SWS_FULL_CHR_H_INT) { |
| switch (dstFormat) { |
| case 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 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 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 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 PIX_FMT_RGB24: |
| *yuv2packedX = yuv2rgb24_full_X_c; |
| break; |
| case PIX_FMT_BGR24: |
| *yuv2packedX = yuv2bgr24_full_X_c; |
| break; |
| } |
| if(!*yuv2packedX) |
| goto YUV_PACKED; |
| } else { |
| YUV_PACKED: |
| switch (dstFormat) { |
| case PIX_FMT_RGB48LE: |
| *yuv2packed1 = yuv2rgb48le_1_c; |
| *yuv2packed2 = yuv2rgb48le_2_c; |
| *yuv2packedX = yuv2rgb48le_X_c; |
| break; |
| case PIX_FMT_RGB48BE: |
| *yuv2packed1 = yuv2rgb48be_1_c; |
| *yuv2packed2 = yuv2rgb48be_2_c; |
| *yuv2packedX = yuv2rgb48be_X_c; |
| break; |
| case PIX_FMT_BGR48LE: |
| *yuv2packed1 = yuv2bgr48le_1_c; |
| *yuv2packed2 = yuv2bgr48le_2_c; |
| *yuv2packedX = yuv2bgr48le_X_c; |
| break; |
| case PIX_FMT_BGR48BE: |
| *yuv2packed1 = yuv2bgr48be_1_c; |
| *yuv2packed2 = yuv2bgr48be_2_c; |
| *yuv2packedX = yuv2bgr48be_X_c; |
| break; |
| case PIX_FMT_RGB32: |
| case 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 PIX_FMT_RGB32_1: |
| case 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 PIX_FMT_RGB24: |
| *yuv2packed1 = yuv2rgb24_1_c; |
| *yuv2packed2 = yuv2rgb24_2_c; |
| *yuv2packedX = yuv2rgb24_X_c; |
| break; |
| case PIX_FMT_BGR24: |
| *yuv2packed1 = yuv2bgr24_1_c; |
| *yuv2packed2 = yuv2bgr24_2_c; |
| *yuv2packedX = yuv2bgr24_X_c; |
| break; |
| case PIX_FMT_RGB565LE: |
| case PIX_FMT_RGB565BE: |
| case PIX_FMT_BGR565LE: |
| case PIX_FMT_BGR565BE: |
| *yuv2packed1 = yuv2rgb16_1_c; |
| *yuv2packed2 = yuv2rgb16_2_c; |
| *yuv2packedX = yuv2rgb16_X_c; |
| break; |
| case PIX_FMT_RGB555LE: |
| case PIX_FMT_RGB555BE: |
| case PIX_FMT_BGR555LE: |
| case PIX_FMT_BGR555BE: |
| *yuv2packed1 = yuv2rgb15_1_c; |
| *yuv2packed2 = yuv2rgb15_2_c; |
| *yuv2packedX = yuv2rgb15_X_c; |
| break; |
| case PIX_FMT_RGB444LE: |
| case PIX_FMT_RGB444BE: |
| case PIX_FMT_BGR444LE: |
| case PIX_FMT_BGR444BE: |
| *yuv2packed1 = yuv2rgb12_1_c; |
| *yuv2packed2 = yuv2rgb12_2_c; |
| *yuv2packedX = yuv2rgb12_X_c; |
| break; |
| case PIX_FMT_RGB8: |
| case PIX_FMT_BGR8: |
| *yuv2packed1 = yuv2rgb8_1_c; |
| *yuv2packed2 = yuv2rgb8_2_c; |
| *yuv2packedX = yuv2rgb8_X_c; |
| break; |
| case PIX_FMT_RGB4: |
| case PIX_FMT_BGR4: |
| *yuv2packed1 = yuv2rgb4_1_c; |
| *yuv2packed2 = yuv2rgb4_2_c; |
| *yuv2packedX = yuv2rgb4_X_c; |
| break; |
| case PIX_FMT_RGB4_BYTE: |
| case PIX_FMT_BGR4_BYTE: |
| *yuv2packed1 = yuv2rgb4b_1_c; |
| *yuv2packed2 = yuv2rgb4b_2_c; |
| *yuv2packedX = yuv2rgb4b_X_c; |
| break; |
| } |
| } |
| switch (dstFormat) { |
| case PIX_FMT_GRAY16BE: |
| *yuv2packed1 = yuv2gray16BE_1_c; |
| *yuv2packed2 = yuv2gray16BE_2_c; |
| *yuv2packedX = yuv2gray16BE_X_c; |
| break; |
| case PIX_FMT_GRAY16LE: |
| *yuv2packed1 = yuv2gray16LE_1_c; |
| *yuv2packed2 = yuv2gray16LE_2_c; |
| *yuv2packedX = yuv2gray16LE_X_c; |
| break; |
| case PIX_FMT_MONOWHITE: |
| *yuv2packed1 = yuv2monowhite_1_c; |
| *yuv2packed2 = yuv2monowhite_2_c; |
| *yuv2packedX = yuv2monowhite_X_c; |
| break; |
| case PIX_FMT_MONOBLACK: |
| *yuv2packed1 = yuv2monoblack_1_c; |
| *yuv2packed2 = yuv2monoblack_2_c; |
| *yuv2packedX = yuv2monoblack_X_c; |
| break; |
| case PIX_FMT_YUYV422: |
| *yuv2packed1 = yuv2yuyv422_1_c; |
| *yuv2packed2 = yuv2yuyv422_2_c; |
| *yuv2packedX = yuv2yuyv422_X_c; |
| break; |
| case PIX_FMT_UYVY422: |
| *yuv2packed1 = yuv2uyvy422_1_c; |
| *yuv2packed2 = yuv2uyvy422_2_c; |
| *yuv2packedX = yuv2uyvy422_X_c; |
| break; |
| } |
| } |
| |
| #define DEBUG_SWSCALE_BUFFERS 0 |
| #define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__) |
| |
| static int swScale(SwsContext *c, const uint8_t* src[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| /* load a few things into local vars to make the code more readable? and faster */ |
| const int srcW= c->srcW; |
| const int dstW= c->dstW; |
| const int dstH= c->dstH; |
| const int chrDstW= c->chrDstW; |
| const int chrSrcW= c->chrSrcW; |
| const int lumXInc= c->lumXInc; |
| const int chrXInc= c->chrXInc; |
| const enum PixelFormat dstFormat= c->dstFormat; |
| const int flags= c->flags; |
| int32_t *vLumFilterPos= c->vLumFilterPos; |
| int32_t *vChrFilterPos= c->vChrFilterPos; |
| int32_t *hLumFilterPos= c->hLumFilterPos; |
| int32_t *hChrFilterPos= c->hChrFilterPos; |
| int16_t *hLumFilter= c->hLumFilter; |
| int16_t *hChrFilter= c->hChrFilter; |
| int32_t *lumMmxFilter= c->lumMmxFilter; |
| int32_t *chrMmxFilter= c->chrMmxFilter; |
| int32_t av_unused *alpMmxFilter= c->alpMmxFilter; |
| const int vLumFilterSize= c->vLumFilterSize; |
| const int vChrFilterSize= c->vChrFilterSize; |
| const int hLumFilterSize= c->hLumFilterSize; |
| const int hChrFilterSize= c->hChrFilterSize; |
| int16_t **lumPixBuf= c->lumPixBuf; |
| int16_t **chrUPixBuf= c->chrUPixBuf; |
| int16_t **chrVPixBuf= c->chrVPixBuf; |
| int16_t **alpPixBuf= c->alpPixBuf; |
| const int vLumBufSize= c->vLumBufSize; |
| const int vChrBufSize= c->vChrBufSize; |
| uint8_t *formatConvBuffer= c->formatConvBuffer; |
| const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample; |
| const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample); |
| int lastDstY; |
| uint32_t *pal=c->pal_yuv; |
| int should_dither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat); |
| |
| yuv2planar1_fn yuv2plane1 = c->yuv2plane1; |
| yuv2planarX_fn yuv2planeX = c->yuv2planeX; |
| yuv2interleavedX_fn yuv2nv12cX = c->yuv2nv12cX; |
| yuv2packed1_fn yuv2packed1 = c->yuv2packed1; |
| yuv2packed2_fn yuv2packed2 = c->yuv2packed2; |
| yuv2packedX_fn yuv2packedX = c->yuv2packedX; |
| |
| /* vars which will change and which we need to store back in the context */ |
| int dstY= c->dstY; |
| int lumBufIndex= c->lumBufIndex; |
| int chrBufIndex= c->chrBufIndex; |
| int lastInLumBuf= c->lastInLumBuf; |
| int lastInChrBuf= c->lastInChrBuf; |
| |
| if (isPacked(c->srcFormat)) { |
| src[0]= |
| src[1]= |
| src[2]= |
| src[3]= src[0]; |
| srcStride[0]= |
| srcStride[1]= |
| srcStride[2]= |
| srcStride[3]= srcStride[0]; |
| } |
| srcStride[1]<<= c->vChrDrop; |
| srcStride[2]<<= c->vChrDrop; |
| |
| DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n", |
| src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3], |
| dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]); |
| DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n", |
| srcSliceY, srcSliceH, dstY, dstH); |
| DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n", |
| vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize); |
| |
| if (dstStride[0]%16 !=0 || dstStride[1]%16 !=0 || dstStride[2]%16 !=0 || dstStride[3]%16 != 0) { |
| static int warnedAlready=0; //FIXME move this into the context perhaps |
| if (flags & SWS_PRINT_INFO && !warnedAlready) { |
| av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n" |
| " ->cannot do aligned memory accesses anymore\n"); |
| warnedAlready=1; |
| } |
| } |
| |
| if ((int)dst[0]%16 || (int)dst[1]%16 || (int)dst[2]%16 || (int)src[0]%16 || (int)src[1]%16 || (int)src[2]%16 |
| || dstStride[0]%16 || dstStride[1]%16 || dstStride[2]%16 || dstStride[3]%16 |
| || srcStride[0]%16 || srcStride[1]%16 || srcStride[2]%16 || srcStride[3]%16 |
| ) { |
| static int warnedAlready=0; |
| int cpu_flags = av_get_cpu_flags(); |
| if (HAVE_MMX2 && (cpu_flags & AV_CPU_FLAG_SSE2) && !warnedAlready){ |
| av_log(c, AV_LOG_WARNING, "Warning: data is not aligned! This can lead to a speedloss\n"); |
| warnedAlready=1; |
| } |
| } |
| |
| /* Note the user might start scaling the picture in the middle so this |
| will not get executed. This is not really intended but works |
| currently, so people might do it. */ |
| if (srcSliceY ==0) { |
| lumBufIndex=-1; |
| chrBufIndex=-1; |
| dstY=0; |
| lastInLumBuf= -1; |
| lastInChrBuf= -1; |
| } |
| |
| if (!should_dither) { |
| c->chrDither8 = c->lumDither8 = ff_sws_pb_64; |
| } |
| lastDstY= dstY; |
| |
| for (;dstY < dstH; dstY++) { |
| const int chrDstY= dstY>>c->chrDstVSubSample; |
| uint8_t *dest[4] = { |
| dst[0] + dstStride[0] * dstY, |
| dst[1] + dstStride[1] * chrDstY, |
| dst[2] + dstStride[2] * chrDstY, |
| (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3] + dstStride[3] * dstY : NULL, |
| }; |
| int use_mmx_vfilter= c->use_mmx_vfilter; |
| |
| const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input |
| const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)]; |
| const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input |
| int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input |
| int lastLumSrcY2=firstLumSrcY2+ vLumFilterSize -1; // Last line needed as input |
| int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input |
| int enough_lines; |
| |
| //handle holes (FAST_BILINEAR & weird filters) |
| if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1; |
| if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1; |
| assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1); |
| assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1); |
| |
| DEBUG_BUFFERS("dstY: %d\n", dstY); |
| DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n", |
| firstLumSrcY, lastLumSrcY, lastInLumBuf); |
| DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n", |
| firstChrSrcY, lastChrSrcY, lastInChrBuf); |
| |
| // Do we have enough lines in this slice to output the dstY line |
| enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample); |
| |
| if (!enough_lines) { |
| lastLumSrcY = srcSliceY + srcSliceH - 1; |
| lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1; |
| DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n", |
| lastLumSrcY, lastChrSrcY); |
| } |
| |
| //Do horizontal scaling |
| while(lastInLumBuf < lastLumSrcY) { |
| const uint8_t *src1[4] = { |
| src[0] + (lastInLumBuf + 1 - srcSliceY) * srcStride[0], |
| src[1] + (lastInLumBuf + 1 - srcSliceY) * srcStride[1], |
| src[2] + (lastInLumBuf + 1 - srcSliceY) * srcStride[2], |
| src[3] + (lastInLumBuf + 1 - srcSliceY) * srcStride[3], |
| }; |
| lumBufIndex++; |
| assert(lumBufIndex < 2*vLumBufSize); |
| assert(lastInLumBuf + 1 - srcSliceY < srcSliceH); |
| assert(lastInLumBuf + 1 - srcSliceY >= 0); |
| hyscale(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc, |
| hLumFilter, hLumFilterPos, hLumFilterSize, |
| formatConvBuffer, |
| pal, 0); |
| if (CONFIG_SWSCALE_ALPHA && alpPixBuf) |
| hyscale(c, alpPixBuf[ lumBufIndex ], dstW, src1, srcW, |
| lumXInc, hLumFilter, hLumFilterPos, hLumFilterSize, |
| formatConvBuffer, |
| pal, 1); |
| lastInLumBuf++; |
| DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n", |
| lumBufIndex, lastInLumBuf); |
| } |
| while(lastInChrBuf < lastChrSrcY) { |
| const uint8_t *src1[4] = { |
| src[0] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[0], |
| src[1] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[1], |
| src[2] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[2], |
| src[3] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[3], |
| }; |
| chrBufIndex++; |
| assert(chrBufIndex < 2*vChrBufSize); |
| assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH)); |
| assert(lastInChrBuf + 1 - chrSrcSliceY >= 0); |
| //FIXME replace parameters through context struct (some at least) |
| |
| if (c->needs_hcscale) |
| hcscale(c, chrUPixBuf[chrBufIndex], chrVPixBuf[chrBufIndex], |
| chrDstW, src1, chrSrcW, chrXInc, |
| hChrFilter, hChrFilterPos, hChrFilterSize, |
| formatConvBuffer, pal); |
| lastInChrBuf++; |
| DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n", |
| chrBufIndex, lastInChrBuf); |
| } |
| //wrap buf index around to stay inside the ring buffer |
| if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize; |
| if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize; |
| if (!enough_lines) |
| break; //we can't output a dstY line so let's try with the next slice |
| |
| #if HAVE_MMX |
| updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex, lastInLumBuf, lastInChrBuf); |
| #endif |
| if (should_dither) { |
| c->chrDither8 = dither_8x8_128[chrDstY & 7]; |
| c->lumDither8 = dither_8x8_128[dstY & 7]; |
| } |
| if (dstY >= dstH-2) { |
| // hmm looks like we can't use MMX here without overwriting this array's tail |
| find_c_packed_planar_out_funcs(c, &yuv2plane1, &yuv2planeX, &yuv2nv12cX, |
| &yuv2packed1, &yuv2packed2, &yuv2packedX); |
| use_mmx_vfilter= 0; |
| } |
| |
| { |
| const int16_t **lumSrcPtr= (const int16_t **)(void*) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize; |
| const int16_t **chrUSrcPtr= (const int16_t **)(void*) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize; |
| const int16_t **chrVSrcPtr= (const int16_t **)(void*) chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize; |
| const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)(void*) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL; |
| int16_t *vLumFilter= c->vLumFilter; |
| int16_t *vChrFilter= c->vChrFilter; |
| |
| if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like |
| const int chrSkipMask= (1<<c->chrDstVSubSample)-1; |
| |
| vLumFilter += dstY * vLumFilterSize; |
| vChrFilter += chrDstY * vChrFilterSize; |
| |
| av_assert0(use_mmx_vfilter != ( |
| yuv2planeX == yuv2planeX_10BE_c |
| || yuv2planeX == yuv2planeX_10LE_c |
| || yuv2planeX == yuv2planeX_9BE_c |
| || yuv2planeX == yuv2planeX_9LE_c |
| || yuv2planeX == yuv2planeX_16BE_c |
| || yuv2planeX == yuv2planeX_16LE_c |
| || yuv2planeX == yuv2planeX_8_c) || !ARCH_X86); |
| |
| if(use_mmx_vfilter){ |
| vLumFilter= c->lumMmxFilter; |
| vChrFilter= c->chrMmxFilter; |
| } |
| |
| if (vLumFilterSize == 1) { |
| yuv2plane1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0); |
| } else { |
| yuv2planeX(vLumFilter, vLumFilterSize, |
| lumSrcPtr, dest[0], dstW, c->lumDither8, 0); |
| } |
| |
| if (!((dstY&chrSkipMask) || isGray(dstFormat))) { |
| if (yuv2nv12cX) { |
| yuv2nv12cX(c, vChrFilter, vChrFilterSize, chrUSrcPtr, chrVSrcPtr, dest[1], chrDstW); |
| } else if (vChrFilterSize == 1) { |
| yuv2plane1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0); |
| yuv2plane1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3); |
| } else { |
| yuv2planeX(vChrFilter, vChrFilterSize, |
| chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0); |
| yuv2planeX(vChrFilter, vChrFilterSize, |
| chrVSrcPtr, dest[2], chrDstW, c->chrDither8, use_mmx_vfilter ? (c->uv_offx2 >> 1) : 3); |
| } |
| } |
| |
| if (CONFIG_SWSCALE_ALPHA && alpPixBuf){ |
| if(use_mmx_vfilter){ |
| vLumFilter= c->alpMmxFilter; |
| } |
| if (vLumFilterSize == 1) { |
| yuv2plane1(alpSrcPtr[0], dest[3], dstW, c->lumDither8, 0); |
| } else { |
| yuv2planeX(vLumFilter, vLumFilterSize, |
| alpSrcPtr, dest[3], dstW, c->lumDither8, 0); |
| } |
| } |
| } else { |
| assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2); |
| assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2); |
| if (c->yuv2packed1 && vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB |
| int chrAlpha = vChrFilter[2 * dstY + 1]; |
| yuv2packed1(c, *lumSrcPtr, chrUSrcPtr, chrVSrcPtr, |
| alpPixBuf ? *alpSrcPtr : NULL, |
| dest[0], dstW, chrAlpha, dstY); |
| } else if (c->yuv2packed2 && vLumFilterSize == 2 && vChrFilterSize == 2) { //bilinear upscale RGB |
| int lumAlpha = vLumFilter[2 * dstY + 1]; |
| int chrAlpha = vChrFilter[2 * dstY + 1]; |
| lumMmxFilter[2] = |
| lumMmxFilter[3] = vLumFilter[2 * dstY ] * 0x10001; |
| chrMmxFilter[2] = |
| chrMmxFilter[3] = vChrFilter[2 * chrDstY] * 0x10001; |
| yuv2packed2(c, lumSrcPtr, chrUSrcPtr, chrVSrcPtr, |
| alpPixBuf ? alpSrcPtr : NULL, |
| dest[0], dstW, lumAlpha, chrAlpha, dstY); |
| } else { //general RGB |
| yuv2packedX(c, vLumFilter + dstY * vLumFilterSize, |
| lumSrcPtr, vLumFilterSize, |
| vChrFilter + dstY * vChrFilterSize, |
| chrUSrcPtr, chrVSrcPtr, vChrFilterSize, |
| alpSrcPtr, dest[0], dstW, dstY); |
| } |
| } |
| } |
| } |
| |
| if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf) |
| fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255); |
| |
| #if HAVE_MMX2 |
| if (av_get_cpu_flags() & AV_CPU_FLAG_MMX2) |
| __asm__ volatile("sfence":::"memory"); |
| #endif |
| emms_c(); |
| |
| /* store changed local vars back in the context */ |
| c->dstY= dstY; |
| c->lumBufIndex= lumBufIndex; |
| c->chrBufIndex= chrBufIndex; |
| c->lastInLumBuf= lastInLumBuf; |
| c->lastInChrBuf= lastInChrBuf; |
| |
| return dstY - lastDstY; |
| } |
| |
| static av_cold void sws_init_swScale_c(SwsContext *c) |
| { |
| enum PixelFormat srcFormat = c->srcFormat; |
| |
| find_c_packed_planar_out_funcs(c, &c->yuv2plane1, &c->yuv2planeX, |
| &c->yuv2nv12cX, &c->yuv2packed1, &c->yuv2packed2, |
| &c->yuv2packedX); |
| |
| c->chrToYV12 = NULL; |
| switch(srcFormat) { |
| case PIX_FMT_YUYV422 : c->chrToYV12 = yuy2ToUV_c; break; |
| case PIX_FMT_UYVY422 : c->chrToYV12 = uyvyToUV_c; break; |
| case PIX_FMT_NV12 : c->chrToYV12 = nv12ToUV_c; break; |
| case PIX_FMT_NV21 : c->chrToYV12 = nv21ToUV_c; break; |
| case PIX_FMT_RGB8 : |
| case PIX_FMT_BGR8 : |
| case PIX_FMT_PAL8 : |
| case PIX_FMT_BGR4_BYTE: |
| case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV_c; break; |
| case PIX_FMT_GBRP9LE: |
| case PIX_FMT_GBRP10LE: |
| case PIX_FMT_GBRP16LE: c->readChrPlanar = planar_rgb16le_to_uv; break; |
| case PIX_FMT_GBRP9BE: |
| case PIX_FMT_GBRP10BE: |
| case PIX_FMT_GBRP16BE: c->readChrPlanar = planar_rgb16be_to_uv; break; |
| case PIX_FMT_GBRP: c->readChrPlanar = planar_rgb_to_uv; break; |
| #if HAVE_BIGENDIAN |
| case PIX_FMT_YUV444P9LE: |
| case PIX_FMT_YUV422P9LE: |
| case PIX_FMT_YUV420P9LE: |
| case PIX_FMT_YUV422P10LE: |
| case PIX_FMT_YUV420P10LE: |
| case PIX_FMT_YUV444P10LE: |
| case PIX_FMT_YUV420P16LE: |
| case PIX_FMT_YUV422P16LE: |
| case PIX_FMT_YUV444P16LE: c->chrToYV12 = bswap16UV_c; break; |
| #else |
| case PIX_FMT_YUV444P9BE: |
| case PIX_FMT_YUV422P9BE: |
| case PIX_FMT_YUV420P9BE: |
| case PIX_FMT_YUV444P10BE: |
| case PIX_FMT_YUV422P10BE: |
| case PIX_FMT_YUV420P10BE: |
| case PIX_FMT_YUV420P16BE: |
| case PIX_FMT_YUV422P16BE: |
| case PIX_FMT_YUV444P16BE: c->chrToYV12 = bswap16UV_c; break; |
| #endif |
| } |
| if (c->chrSrcHSubSample) { |
| switch(srcFormat) { |
| case PIX_FMT_RGB48BE : c->chrToYV12 = rgb48BEToUV_half_c; break; |
| case PIX_FMT_RGB48LE : c->chrToYV12 = rgb48LEToUV_half_c; break; |
| case PIX_FMT_BGR48BE : c->chrToYV12 = bgr48BEToUV_half_c; break; |
| case PIX_FMT_BGR48LE : c->chrToYV12 = bgr48LEToUV_half_c; break; |
| case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_half_c; break; |
| case PIX_FMT_RGB32_1 : c->chrToYV12 = bgr321ToUV_half_c; break; |
| case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_half_c; break; |
| case PIX_FMT_BGR565LE: c->chrToYV12 = bgr16leToUV_half_c; break; |
| case PIX_FMT_BGR565BE: c->chrToYV12 = bgr16beToUV_half_c; break; |
| case PIX_FMT_BGR555LE: c->chrToYV12 = bgr15leToUV_half_c; break; |
| case PIX_FMT_BGR555BE: c->chrToYV12 = bgr15beToUV_half_c; break; |
| case PIX_FMT_BGR444LE: c->chrToYV12 = bgr12leToUV_half_c; break; |
| case PIX_FMT_BGR444BE: c->chrToYV12 = bgr12beToUV_half_c; break; |
| case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_half_c; break; |
| case PIX_FMT_BGR32_1 : c->chrToYV12 = rgb321ToUV_half_c; break; |
| case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_half_c; break; |
| case PIX_FMT_RGB565LE: c->chrToYV12 = rgb16leToUV_half_c; break; |
| case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_half_c; break; |
| case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_half_c; break; |
| case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_half_c; break; |
| case PIX_FMT_GBR24P : c->chrToYV12 = gbr24pToUV_half_c; break; |
| case PIX_FMT_RGB444LE: c->chrToYV12 = rgb12leToUV_half_c; break; |
| case PIX_FMT_RGB444BE: c->chrToYV12 = rgb12beToUV_half_c; break; |
| } |
| } else { |
| switch(srcFormat) { |
| case PIX_FMT_RGB48BE : c->chrToYV12 = rgb48BEToUV_c; break; |
| case PIX_FMT_RGB48LE : c->chrToYV12 = rgb48LEToUV_c; break; |
| case PIX_FMT_BGR48BE : c->chrToYV12 = bgr48BEToUV_c; break; |
| case PIX_FMT_BGR48LE : c->chrToYV12 = bgr48LEToUV_c; break; |
| case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_c; break; |
| case PIX_FMT_RGB32_1 : c->chrToYV12 = bgr321ToUV_c; break; |
| case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_c; break; |
| case PIX_FMT_BGR565LE: c->chrToYV12 = bgr16leToUV_c; break; |
| case PIX_FMT_BGR565BE: c->chrToYV12 = bgr16beToUV_c; break; |
| case PIX_FMT_BGR555LE: c->chrToYV12 = bgr15leToUV_c; break; |
| case PIX_FMT_BGR555BE: c->chrToYV12 = bgr15beToUV_c; break; |
| case PIX_FMT_BGR444LE: c->chrToYV12 = bgr12leToUV_c; break; |
| case PIX_FMT_BGR444BE: c->chrToYV12 = bgr12beToUV_c; break; |
| case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_c; break; |
| case PIX_FMT_BGR32_1 : c->chrToYV12 = rgb321ToUV_c; break; |
| case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_c; break; |
| case PIX_FMT_RGB565LE: c->chrToYV12 = rgb16leToUV_c; break; |
| case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_c; break; |
| case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_c; break; |
| case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_c; break; |
| case PIX_FMT_RGB444LE: c->chrToYV12 = rgb12leToUV_c; break; |
| case PIX_FMT_RGB444BE: c->chrToYV12 = rgb12beToUV_c; break; |
| } |
| } |
| |
| c->lumToYV12 = NULL; |
| c->alpToYV12 = NULL; |
| switch (srcFormat) { |
| case PIX_FMT_GBRP9LE: |
| case PIX_FMT_GBRP10LE: |
| case PIX_FMT_GBRP16LE: c->readLumPlanar = planar_rgb16le_to_y; break; |
| case PIX_FMT_GBRP9BE: |
| case PIX_FMT_GBRP10BE: |
| case PIX_FMT_GBRP16BE: c->readLumPlanar = planar_rgb16be_to_y; break; |
| case PIX_FMT_GBRP: c->readLumPlanar = planar_rgb_to_y; break; |
| #if HAVE_BIGENDIAN |
| case PIX_FMT_YUV444P9LE: |
| case PIX_FMT_YUV422P9LE: |
| case PIX_FMT_YUV420P9LE: |
| case PIX_FMT_YUV422P10LE: |
| case PIX_FMT_YUV420P10LE: |
| case PIX_FMT_YUV444P10LE: |
| case PIX_FMT_YUV420P16LE: |
| case PIX_FMT_YUV422P16LE: |
| case PIX_FMT_YUV444P16LE: |
| case PIX_FMT_GRAY16LE: c->lumToYV12 = bswap16Y_c; break; |
| #else |
| case PIX_FMT_YUV444P9BE: |
| case PIX_FMT_YUV422P9BE: |
| case PIX_FMT_YUV420P9BE: |
| case PIX_FMT_YUV444P10BE: |
| case PIX_FMT_YUV422P10BE: |
| case PIX_FMT_YUV420P10BE: |
| case PIX_FMT_YUV420P16BE: |
| case PIX_FMT_YUV422P16BE: |
| case PIX_FMT_YUV444P16BE: |
| case PIX_FMT_GRAY16BE: c->lumToYV12 = bswap16Y_c; break; |
| #endif |
| case PIX_FMT_YUYV422 : |
| case PIX_FMT_Y400A : c->lumToYV12 = yuy2ToY_c; break; |
| case PIX_FMT_UYVY422 : c->lumToYV12 = uyvyToY_c; break; |
| case PIX_FMT_BGR24 : c->lumToYV12 = bgr24ToY_c; break; |
| case PIX_FMT_BGR565LE : c->lumToYV12 = bgr16leToY_c; break; |
| case PIX_FMT_BGR565BE : c->lumToYV12 = bgr16beToY_c; break; |
| case PIX_FMT_BGR555LE : c->lumToYV12 = bgr15leToY_c; break; |
| case PIX_FMT_BGR555BE : c->lumToYV12 = bgr15beToY_c; break; |
| case PIX_FMT_BGR444LE : c->lumToYV12 = bgr12leToY_c; break; |
| case PIX_FMT_BGR444BE : c->lumToYV12 = bgr12beToY_c; break; |
| case PIX_FMT_RGB24 : c->lumToYV12 = rgb24ToY_c; break; |
| case PIX_FMT_RGB565LE : c->lumToYV12 = rgb16leToY_c; break; |
| case PIX_FMT_RGB565BE : c->lumToYV12 = rgb16beToY_c; break; |
| case PIX_FMT_RGB555LE : c->lumToYV12 = rgb15leToY_c; break; |
| case PIX_FMT_RGB555BE : c->lumToYV12 = rgb15beToY_c; break; |
| case PIX_FMT_RGB444LE : c->lumToYV12 = rgb12leToY_c; break; |
| case PIX_FMT_RGB444BE : c->lumToYV12 = rgb12beToY_c; break; |
| case PIX_FMT_RGB8 : |
| case PIX_FMT_BGR8 : |
| case PIX_FMT_PAL8 : |
| case PIX_FMT_BGR4_BYTE: |
| case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY_c; break; |
| case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y_c; break; |
| case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y_c; break; |
| case PIX_FMT_RGB32 : c->lumToYV12 = bgr32ToY_c; break; |
| case PIX_FMT_RGB32_1: c->lumToYV12 = bgr321ToY_c; break; |
| case PIX_FMT_BGR32 : c->lumToYV12 = rgb32ToY_c; break; |
| case PIX_FMT_BGR32_1: c->lumToYV12 = rgb321ToY_c; break; |
| case PIX_FMT_RGB48BE: c->lumToYV12 = rgb48BEToY_c; break; |
| case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48LEToY_c; break; |
| case PIX_FMT_BGR48BE: c->lumToYV12 = bgr48BEToY_c; break; |
| case PIX_FMT_BGR48LE: c->lumToYV12 = bgr48LEToY_c; break; |
| } |
| if (c->alpPixBuf) { |
| switch (srcFormat) { |
| case PIX_FMT_BGRA: |
| case PIX_FMT_RGBA: c->alpToYV12 = rgbaToA_c; break; |
| case PIX_FMT_ABGR: |
| case PIX_FMT_ARGB: c->alpToYV12 = abgrToA_c; break; |
| case PIX_FMT_Y400A: c->alpToYV12 = uyvyToY_c; break; |
| case PIX_FMT_PAL8 : c->alpToYV12 = palToA_c; break; |
| } |
| } |
| |
| |
| if (c->srcBpc == 8) { |
| if (c->dstBpc <= 10) { |
| c->hyScale = c->hcScale = hScale8To15_c; |
| if (c->flags & SWS_FAST_BILINEAR) { |
| c->hyscale_fast = hyscale_fast_c; |
| c->hcscale_fast = hcscale_fast_c; |
| } |
| } else { |
| c->hyScale = c->hcScale = hScale8To19_c; |
| } |
| } else { |
| c->hyScale = c->hcScale = c->dstBpc > 10 ? hScale16To19_c : hScale16To15_c; |
| } |
| |
| if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat)) { |
| if (c->dstBpc <= 10) { |
| if (c->srcRange) { |
| c->lumConvertRange = lumRangeFromJpeg_c; |
| c->chrConvertRange = chrRangeFromJpeg_c; |
| } else { |
| c->lumConvertRange = lumRangeToJpeg_c; |
| c->chrConvertRange = chrRangeToJpeg_c; |
| } |
| } else { |
| if (c->srcRange) { |
| c->lumConvertRange = lumRangeFromJpeg16_c; |
| c->chrConvertRange = chrRangeFromJpeg16_c; |
| } else { |
| c->lumConvertRange = lumRangeToJpeg16_c; |
| c->chrConvertRange = chrRangeToJpeg16_c; |
| } |
| } |
| } |
| |
| if (!(isGray(srcFormat) || isGray(c->dstFormat) || |
| srcFormat == PIX_FMT_MONOBLACK || srcFormat == PIX_FMT_MONOWHITE)) |
| c->needs_hcscale = 1; |
| } |
| |
| SwsFunc ff_getSwsFunc(SwsContext *c) |
| { |
| sws_init_swScale_c(c); |
| |
| if (HAVE_MMX) |
| ff_sws_init_swScale_mmx(c); |
| if (HAVE_ALTIVEC) |
| ff_sws_init_swScale_altivec(c); |
| |
| return swScale; |
| } |