swscale: split C output functions into separate file.

Signed-off-by: Diego Biurrun <diego@biurrun.de>

4 files changed, 1538 insertions, 1508 deletions

diff --git a/libswscale/Makefile b/libswscale/Makefile
index f093516b5e..75262f857b 100644
--- a/libswscale/Makefile
+++ b/libswscale/Makefile
@@ -3,8 +3,8 @@ FFLIBS = avutil
 
 HEADERS = swscale.h
 
-OBJS = input.o options.o rgb2rgb.o swscale.o utils.o \
-       swscale_unscaled.o yuv2rgb.o
+OBJS = input.o options.o output.o rgb2rgb.o swscale.o \
+       swscale_unscaled.o utils.o yuv2rgb.o
 
 OBJS-$(ARCH_BFIN)          +=  bfin/internal_bfin.o     \
                                bfin/swscale_bfin.o      \
diff --git a/libswscale/output.c b/libswscale/output.c
new file mode 100644
index 0000000000..93a6a03061
--- /dev/null
+++ b/libswscale/output.c
@@ -0,0 +1,1524 @@
+/*
+ * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <assert.h>
+#include <math.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "libavutil/avutil.h"
+#include "libavutil/bswap.h"
+#include "libavutil/cpu.h"
+#include "libavutil/intreadwrite.h"
+#include "libavutil/mathematics.h"
+#include "libavutil/pixdesc.h"
+#include "config.h"
+#include "rgb2rgb.h"
+#include "swscale.h"
+#include "swscale_internal.h"
+
+DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_4)[2][8]={
+{  1,   3,   1,   3,   1,   3,   1,   3, },
+{  2,   0,   2,   0,   2,   0,   2,   0, },
+};
+
+DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_8)[2][8]={
+{  6,   2,   6,   2,   6,   2,   6,   2, },
+{  0,   4,   0,   4,   0,   4,   0,   4, },
+};
+
+DECLARE_ALIGNED(8, const uint8_t, 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
+
+#define output_pixel(pos, val, bias, signedness) \
+    if (big_endian) { \
+        AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
+    } else { \
+        AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
+    }
+
+static av_always_inline void
+yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW,
+                         int big_endian, int output_bits)
+{
+    int i;
+    int shift = 19 - output_bits;
+
+    for (i = 0; i < dstW; i++) {
+        int val = src[i] + (1 << (shift - 1));
+        output_pixel(&dest[i], val, 0, uint);
+    }
+}
+
+static av_always_inline void
+yuv2planeX_16_c_template(const int16_t *filter, int filterSize,
+                         const int32_t **src, uint16_t *dest, int dstW,
+                         int big_endian, int output_bits)
+{
+    int i;
+    int shift = 15 + 16 - output_bits;
+
+    for (i = 0; i < dstW; i++) {
+        int val = 1 << (30-output_bits);
+        int j;
+
+        /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline
+         * filters (or anything with negative coeffs, the range can be slightly
+         * wider in both directions. To account for this overflow, we subtract
+         * a constant so it always fits in the signed range (assuming a
+         * reasonable filterSize), and re-add that at the end. */
+        val -= 0x40000000;
+        for (j = 0; j < filterSize; j++)
+            val += src[j][i] * filter[j];
+
+        output_pixel(&dest[i], val, 0x8000, int);
+    }
+}
+
+#undef output_pixel
+
+#define output_pixel(pos, val) \
+    if (big_endian) { \
+        AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \
+    } else { \
+        AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \
+    }
+
+static av_always_inline void
+yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW,
+                         int big_endian, int output_bits)
+{
+    int i;
+    int shift = 15 - output_bits;
+
+    for (i = 0; i < dstW; i++) {
+        int val = src[i] + (1 << (shift - 1));
+        output_pixel(&dest[i], val);
+    }
+}
+
+static av_always_inline void
+yuv2planeX_10_c_template(const int16_t *filter, int filterSize,
+                         const int16_t **src, uint16_t *dest, int dstW,
+                         int big_endian, int output_bits)
+{
+    int i;
+    int shift = 11 + 16 - output_bits;
+
+    for (i = 0; i < dstW; i++) {
+        int val = 1 << (26-output_bits);
+        int j;
+
+        for (j = 0; j < filterSize; j++)
+            val += src[j][i] * filter[j];
+
+        output_pixel(&dest[i], val);
+    }
+}
+
+#undef output_pixel
+
+#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \
+static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \
+                              uint8_t *dest, int dstW, \
+                              const uint8_t *dither, int offset)\
+{ \
+    yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \
+                         (uint16_t *) dest, dstW, is_be, bits); \
+}\
+static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \
+                              const int16_t **src, uint8_t *dest, int dstW, \
+                              const uint8_t *dither, int offset)\
+{ \
+    yuv2planeX_## template_size ## _c_template(filter, \
+                         filterSize, (const typeX_t **) src, \
+                         (uint16_t *) dest, dstW, is_be, bits); \
+}
+yuv2NBPS( 9, BE, 1, 10, int16_t)
+yuv2NBPS( 9, LE, 0, 10, int16_t)
+yuv2NBPS(10, BE, 1, 10, int16_t)
+yuv2NBPS(10, LE, 0, 10, int16_t)
+yuv2NBPS(16, BE, 1, 16, int32_t)
+yuv2NBPS(16, LE, 0, 16, int32_t)
+
+static void yuv2planeX_8_c(const int16_t *filter, int filterSize,
+                           const int16_t **src, uint8_t *dest, int dstW,
+                           const uint8_t *dither, int offset)
+{
+    int i;
+    for (i=0; i<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    ] << 1;
+        int Y2 = buf0[i * 2 + 1] << 1;
+
+        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] + c->table_gV[128];
+    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] + c->table_gV[128];
+    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] + c->table_gV[128];
+    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 << 11)) >> 3;
+            int V  = (vbuf0[i] + vbuf1[i] + (-128 << 11)) >> 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, unsigned Y1, unsigned 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 ((Y1 | Y2 | U | V) & 0x100) {
+            Y1 = av_clip_uint8(Y1);
+            Y2 = av_clip_uint8(Y2);
+            U  = av_clip_uint8(U);
+            V  = av_clip_uint8(V);
+        }
+        if (hasAlpha) {
+            A1 = 1 << 18;
+            A2 = 1 << 18;
+            for (j = 0; j < lumFilterSize; j++) {
+                A1 += alpSrc[j][i * 2    ] * lumFilter[j];
+                A2 += alpSrc[j][i * 2 + 1] * lumFilter[j];
+            }
+            A1 >>= 19;
+            A2 >>= 19;
+            if ((A1 | A2) & 0x100) {
+                A1 = av_clip_uint8(A1);
+                A2 = av_clip_uint8(A2);
+            }
+        }
+
+        /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/
+        r =  c->table_rV[V];
+        g = (c->table_gU[U] + c->table_gV[V]);
+        b =  c->table_bU[U];
+
+        yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
+                      r, g, b, y, target, hasAlpha);
+    }
+}
+
+static av_always_inline void
+yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2],
+                     const int16_t *ubuf[2], const int16_t *vbuf[2],
+                     const int16_t *abuf[2], uint8_t *dest, int dstW,
+                     int yalpha, int uvalpha, int y,
+                     enum 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],
+                   *g = (c->table_gU[U] + c->table_gV[V]),
+                   *b =  c->table_bU[U];
+
+        if (hasAlpha) {
+            A1 = (abuf0[i * 2    ] * yalpha1 + abuf1[i * 2    ] * yalpha) >> 19;
+            A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19;
+        }
+
+        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],
+                       *g = (c->table_gU[U] + c->table_gV[V]),
+                       *b =  c->table_bU[U];
+
+            if (hasAlpha) {
+                A1 = abuf0[i * 2    ] >> 7;
+                A2 = abuf0[i * 2 + 1] >> 7;
+            }
+
+            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],
+                       *g = (c->table_gU[U] + c->table_gV[V]),
+                       *b =  c->table_bU[U];
+
+            if (hasAlpha) {
+                A1 = abuf0[i * 2    ] >> 7;
+                A2 = abuf0[i * 2 + 1] >> 7;
+            }
+
+            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 = 0;
+        int U = -128 << 19;
+        int V = -128 << 19;
+        int av_unused A;
+        int R, G, B;
+
+        for (j = 0; j < lumFilterSize; j++) {
+            Y += lumSrc[j][i] * lumFilter[j];
+        }
+        for (j = 0; j < chrFilterSize; j++) {
+            U += chrUSrc[j][i] * chrFilter[j];
+            V += chrVSrc[j][i] * chrFilter[j];
+        }
+        Y >>= 10;
+        U >>= 10;
+        V >>= 10;
+        if (hasAlpha) {
+            A = 1 << 21;
+            for (j = 0; j < lumFilterSize; j++) {
+                A += alpSrc[j][i] * lumFilter[j];
+            }
+            A >>= 19;
+            if (A & 0x100)
+                A = av_clip_uint8(A);
+        }
+        Y -= c->yuv2rgb_y_offset;
+        Y *= c->yuv2rgb_y_coeff;
+        Y += 1 << 21;
+        R = Y + V*c->yuv2rgb_v2r_coeff;
+        G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;
+        B = Y +                          U*c->yuv2rgb_u2b_coeff;
+        if ((R | G | B) & 0xC0000000) {
+            R = av_clip_uintp2(R, 30);
+            G = av_clip_uintp2(G, 30);
+            B = av_clip_uintp2(B, 30);
+        }
+
+        switch(target) {
+        case 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;
+            dest += 4;
+            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)
+
+void ff_sws_init_output_funcs(SwsContext *c,
+                              yuv2planar1_fn *yuv2plane1,
+                              yuv2planarX_fn *yuv2planeX,
+                              yuv2interleavedX_fn *yuv2nv12cX,
+                              yuv2packed1_fn *yuv2packed1,
+                              yuv2packed2_fn *yuv2packed2,
+                              yuv2packedX_fn *yuv2packedX)
+{
+    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;
+        }
+    } else {
+        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;
+    }
+}
diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index b7f348b4ff..ddfafbe530 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -34,108 +34,6 @@
 #include "libavutil/bswap.h"
 #include "libavutil/pixdesc.h"
 
-/*
-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,},
@@ -149,1161 +47,6 @@ DECLARE_ALIGNED(8, const uint8_t, dither_8x8_128)[8][8] = {
 DECLARE_ALIGNED(8, const uint8_t, ff_sws_pb_64)[8] =
 {  64, 64, 64, 64, 64, 64, 64, 64 };
 
-#define output_pixel(pos, val, bias, signedness) \
-    if (big_endian) { \
-        AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
-    } else { \
-        AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
-    }
-
-static av_always_inline void
-yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW,
-                         int big_endian, int output_bits)
-{
-    int i;
-    int shift = 19 - output_bits;
-
-    for (i = 0; i < dstW; i++) {
-        int val = src[i] + (1 << (shift - 1));
-        output_pixel(&dest[i], val, 0, uint);
-    }
-}
-
-static av_always_inline void
-yuv2planeX_16_c_template(const int16_t *filter, int filterSize,
-                         const int32_t **src, uint16_t *dest, int dstW,
-                         int big_endian, int output_bits)
-{
-    int i;
-    int shift = 15 + 16 - output_bits;
-
-    for (i = 0; i < dstW; i++) {
-        int val = 1 << (30-output_bits);
-        int j;
-
-        /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline
-         * filters (or anything with negative coeffs, the range can be slightly
-         * wider in both directions. To account for this overflow, we subtract
-         * a constant so it always fits in the signed range (assuming a
-         * reasonable filterSize), and re-add that at the end. */
-        val -= 0x40000000;
-        for (j = 0; j < filterSize; j++)
-            val += src[j][i] * filter[j];
-
-        output_pixel(&dest[i], val, 0x8000, int);
-    }
-}
-
-#undef output_pixel
-
-#define output_pixel(pos, val) \
-    if (big_endian) { \
-        AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \
-    } else { \
-        AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \
-    }
-
-static av_always_inline void
-yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW,
-                         int big_endian, int output_bits)
-{
-    int i;
-    int shift = 15 - output_bits;
-
-    for (i = 0; i < dstW; i++) {
-        int val = src[i] + (1 << (shift - 1));
-        output_pixel(&dest[i], val);
-    }
-}
-
-static av_always_inline void
-yuv2planeX_10_c_template(const int16_t *filter, int filterSize,
-                         const int16_t **src, uint16_t *dest, int dstW,
-                         int big_endian, int output_bits)
-{
-    int i;
-    int shift = 11 + 16 - output_bits;
-
-    for (i = 0; i < dstW; i++) {
-        int val = 1 << (26-output_bits);
-        int j;
-
-        for (j = 0; j < filterSize; j++)
-            val += src[j][i] * filter[j];
-
-        output_pixel(&dest[i], val);
-    }
-}
-
-#undef output_pixel
-
-#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \
-static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \
-                              uint8_t *dest, int dstW, \
-                              const uint8_t *dither, int offset)\
-{ \
-    yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \
-                         (uint16_t *) dest, dstW, is_be, bits); \
-}\
-static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \
-                              const int16_t **src, uint8_t *dest, int dstW, \
-                              const uint8_t *dither, int offset)\
-{ \
-    yuv2planeX_## template_size ## _c_template(filter, \
-                         filterSize, (const typeX_t **) src, \
-                         (uint16_t *) dest, dstW, is_be, bits); \
-}
-yuv2NBPS( 9, BE, 1, 10, int16_t)
-yuv2NBPS( 9, LE, 0, 10, int16_t)
-yuv2NBPS(10, BE, 1, 10, int16_t)
-yuv2NBPS(10, LE, 0, 10, int16_t)
-yuv2NBPS(16, BE, 1, 16, int32_t)
-yuv2NBPS(16, LE, 0, 16, int32_t)
-
-static void yuv2planeX_8_c(const int16_t *filter, int filterSize,
-                           const int16_t **src, uint8_t *dest, int dstW,
-                           const uint8_t *dither, int offset)
-{
-    int i;
-    for (i=0; i<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    ] << 1;
-        int Y2 = buf0[i * 2 + 1] << 1;
-
-        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] + c->table_gV[128];
-    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] + c->table_gV[128];
-    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] + c->table_gV[128];
-    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 << 11)) >> 3;
-            int V  = (vbuf0[i] + vbuf1[i] + (-128 << 11)) >> 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, unsigned Y1, unsigned 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 ((Y1 | Y2 | U | V) & 0x100) {
-            Y1 = av_clip_uint8(Y1);
-            Y2 = av_clip_uint8(Y2);
-            U  = av_clip_uint8(U);
-            V  = av_clip_uint8(V);
-        }
-        if (hasAlpha) {
-            A1 = 1 << 18;
-            A2 = 1 << 18;
-            for (j = 0; j < lumFilterSize; j++) {
-                A1 += alpSrc[j][i * 2    ] * lumFilter[j];
-                A2 += alpSrc[j][i * 2 + 1] * lumFilter[j];
-            }
-            A1 >>= 19;
-            A2 >>= 19;
-            if ((A1 | A2) & 0x100) {
-                A1 = av_clip_uint8(A1);
-                A2 = av_clip_uint8(A2);
-            }
-        }
-
-        /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/
-        r =  c->table_rV[V];
-        g = (c->table_gU[U] + c->table_gV[V]);
-        b =  c->table_bU[U];
-
-        yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,
-                      r, g, b, y, target, hasAlpha);
-    }
-}
-
-static av_always_inline void
-yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2],
-                     const int16_t *ubuf[2], const int16_t *vbuf[2],
-                     const int16_t *abuf[2], uint8_t *dest, int dstW,
-                     int yalpha, int uvalpha, int y,
-                     enum 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],
-                   *g = (c->table_gU[U] + c->table_gV[V]),
-                   *b =  c->table_bU[U];
-
-        if (hasAlpha) {
-            A1 = (abuf0[i * 2    ] * yalpha1 + abuf1[i * 2    ] * yalpha) >> 19;
-            A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19;
-        }
-
-        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],
-                       *g = (c->table_gU[U] + c->table_gV[V]),
-                       *b =  c->table_bU[U];
-
-            if (hasAlpha) {
-                A1 = abuf0[i * 2    ] >> 7;
-                A2 = abuf0[i * 2 + 1] >> 7;
-            }
-
-            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],
-                       *g = (c->table_gU[U] + c->table_gV[V]),
-                       *b =  c->table_bU[U];
-
-            if (hasAlpha) {
-                A1 = abuf0[i * 2    ] >> 7;
-                A2 = abuf0[i * 2 + 1] >> 7;
-            }
-
-            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 = 0;
-        int U = -128 << 19;
-        int V = -128 << 19;
-        int av_unused A;
-        int R, G, B;
-
-        for (j = 0; j < lumFilterSize; j++) {
-            Y += lumSrc[j][i] * lumFilter[j];
-        }
-        for (j = 0; j < chrFilterSize; j++) {
-            U += chrUSrc[j][i] * chrFilter[j];
-            V += chrVSrc[j][i] * chrFilter[j];
-        }
-        Y >>= 10;
-        U >>= 10;
-        V >>= 10;
-        if (hasAlpha) {
-            A = 1 << 21;
-            for (j = 0; j < lumFilterSize; j++) {
-                A += alpSrc[j][i] * lumFilter[j];
-            }
-            A >>= 19;
-            if (A & 0x100)
-                A = av_clip_uint8(A);
-        }
-        Y -= c->yuv2rgb_y_offset;
-        Y *= c->yuv2rgb_y_coeff;
-        Y += 1 << 21;
-        R = Y + V*c->yuv2rgb_v2r_coeff;
-        G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;
-        B = Y +                          U*c->yuv2rgb_u2b_coeff;
-        if ((R | G | B) & 0xC0000000) {
-            R = av_clip_uintp2(R, 30);
-            G = av_clip_uintp2(G, 30);
-            B = av_clip_uintp2(B, 30);
-        }
-
-        switch(target) {
-        case 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;
-            dest += 4;
-            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)
@@ -1552,250 +295,6 @@ static av_always_inline void hcscale(SwsContext *c, int16_t *dst1, int16_t *dst2
         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;
-        }
-    } else {
-        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__)
 
@@ -2003,8 +502,8 @@ static int swScale(SwsContext *c, const uint8_t* src[],
         }
         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);
+            ff_sws_init_output_funcs(c, &yuv2plane1, &yuv2planeX,  &yuv2nv12cX,
+                                     &yuv2packed1, &yuv2packed2, &yuv2packedX);
         }
 
         {
@@ -2139,9 +638,9 @@ 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);
+    ff_sws_init_output_funcs(c, &c->yuv2plane1, &c->yuv2planeX,
+                             &c->yuv2nv12cX, &c->yuv2packed1,
+                             &c->yuv2packed2, &c->yuv2packedX);
 
     ff_sws_init_input_funcs(c);
 
diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
index 6d77608a59..242a8508b4 100644
--- a/libswscale/swscale_internal.h
+++ b/libswscale/swscale_internal.h
@@ -650,6 +650,13 @@ void ff_swscale_get_unscaled_altivec(SwsContext *c);
 SwsFunc ff_getSwsFunc(SwsContext *c);
 
 void ff_sws_init_input_funcs(SwsContext *c);
+void ff_sws_init_output_funcs(SwsContext *c,
+                              yuv2planar1_fn *yuv2plane1,
+                              yuv2planarX_fn *yuv2planeX,
+                              yuv2interleavedX_fn *yuv2nv12cX,
+                              yuv2packed1_fn *yuv2packed1,
+                              yuv2packed2_fn *yuv2packed2,
+                              yuv2packedX_fn *yuv2packedX);
 void ff_sws_init_swScale_altivec(SwsContext *c);
 void ff_sws_init_swScale_mmx(SwsContext *c);