39 { 117504, 138453, 13954, 34903 },
40 { 117504, 138453, 13954, 34903 },
41 { 104597, 132201, 25675, 53279 },
42 { 104597, 132201, 25675, 53279 },
43 { 104448, 132798, 24759, 53109 },
44 { 104597, 132201, 25675, 53279 },
45 { 104597, 132201, 25675, 53279 },
46 { 117579, 136230, 16907, 35559 }
51 if (colorspace > 7 || colorspace < 0)
56 #define LOADCHROMA(i) \ 59 r = (void *)c->table_rV[V]; \ 60 g = (void *)(c->table_gU[U] + c->table_gV[V]); \ 61 b = (void *)c->table_bU[U]; 63 #define PUTRGB(dst, src, i) \ 65 dst[2 * i] = r[Y] + g[Y] + b[Y]; \ 67 dst[2 * i + 1] = r[Y] + g[Y] + b[Y]; 69 #define PUTRGB24(dst, src, i) \ 71 dst[6 * i + 0] = r[Y]; \ 72 dst[6 * i + 1] = g[Y]; \ 73 dst[6 * i + 2] = b[Y]; \ 75 dst[6 * i + 3] = r[Y]; \ 76 dst[6 * i + 4] = g[Y]; \ 77 dst[6 * i + 5] = b[Y]; 79 #define PUTBGR24(dst, src, i) \ 81 dst[6 * i + 0] = b[Y]; \ 82 dst[6 * i + 1] = g[Y]; \ 83 dst[6 * i + 2] = r[Y]; \ 85 dst[6 * i + 3] = b[Y]; \ 86 dst[6 * i + 4] = g[Y]; \ 87 dst[6 * i + 5] = r[Y]; 89 #define PUTRGBA(dst, ysrc, asrc, i, s) \ 91 dst[2 * i] = r[Y] + g[Y] + b[Y] + (asrc[2 * i] << s); \ 92 Y = ysrc[2 * i + 1]; \ 93 dst[2 * i + 1] = r[Y] + g[Y] + b[Y] + (asrc[2 * i + 1] << s); 95 #define PUTRGB48(dst, src, i) \ 97 dst[12 * i + 0] = dst[12 * i + 1] = r[Y]; \ 98 dst[12 * i + 2] = dst[12 * i + 3] = g[Y]; \ 99 dst[12 * i + 4] = dst[12 * i + 5] = b[Y]; \ 100 Y = src[ 2 * i + 1]; \ 101 dst[12 * i + 6] = dst[12 * i + 7] = r[Y]; \ 102 dst[12 * i + 8] = dst[12 * i + 9] = g[Y]; \ 103 dst[12 * i + 10] = dst[12 * i + 11] = b[Y]; 105 #define PUTBGR48(dst, src, i) \ 107 dst[12 * i + 0] = dst[12 * i + 1] = b[Y]; \ 108 dst[12 * i + 2] = dst[12 * i + 3] = g[Y]; \ 109 dst[12 * i + 4] = dst[12 * i + 5] = r[Y]; \ 110 Y = src[2 * i + 1]; \ 111 dst[12 * i + 6] = dst[12 * i + 7] = b[Y]; \ 112 dst[12 * i + 8] = dst[12 * i + 9] = g[Y]; \ 113 dst[12 * i + 10] = dst[12 * i + 11] = r[Y]; 115 #define YUV2RGBFUNC(func_name, dst_type, alpha) \ 116 static int func_name(SwsContext *c, const uint8_t *src[], \ 117 int srcStride[], int srcSliceY, int srcSliceH, \ 118 uint8_t *dst[], int dstStride[]) \ 122 if (!alpha && c->srcFormat == AV_PIX_FMT_YUV422P) { \ 126 for (y = 0; y < srcSliceH; y += 2) { \ 128 (dst_type *)(dst[0] + (y + srcSliceY) * dstStride[0]); \ 130 (dst_type *)(dst[0] + (y + srcSliceY + 1) * dstStride[0]); \ 131 dst_type av_unused *r, *g, *b; \ 132 const uint8_t *py_1 = src[0] + y * srcStride[0]; \ 133 const uint8_t *py_2 = py_1 + srcStride[0]; \ 134 const uint8_t *pu = src[1] + (y >> 1) * srcStride[1]; \ 135 const uint8_t *pv = src[2] + (y >> 1) * srcStride[2]; \ 136 const uint8_t av_unused *pa_1, *pa_2; \ 137 unsigned int h_size = c->dstW >> 3; \ 139 pa_1 = src[3] + y * srcStride[3]; \ 140 pa_2 = pa_1 + srcStride[3]; \ 143 int av_unused U, V, Y; \ 145 #define ENDYUV2RGBLINE(dst_delta, ss) \ 150 dst_1 += dst_delta >> ss; \ 151 dst_2 += dst_delta >> ss; \ 153 if (c->dstW & (4 >> ss)) { \ 154 int av_unused Y, U, V; \ 156 #define ENDYUV2RGBFUNC() \ 162 #define CLOSEYUV2RGBFUNC(dst_delta) \ 163 ENDYUV2RGBLINE(dst_delta, 0) \ 262 PUTRGBA(dst_2, py_2, pa_2, 1, 24);
263 PUTRGBA(dst_1, py_1, pa_1, 1, 24);
266 PUTRGBA(dst_1, py_1, pa_1, 2, 24);
267 PUTRGBA(dst_2, py_2, pa_2, 2, 24);
270 PUTRGBA(dst_2, py_2, pa_2, 3, 24);
271 PUTRGBA(dst_1, py_1, pa_1, 3, 24);
276 PUTRGBA(dst_1, py_1, pa_1, 0, 24);
277 PUTRGBA(dst_2, py_2, pa_2, 0, 24);
280 PUTRGBA(dst_2, py_2, pa_2, 1, 24);
281 PUTRGBA(dst_1, py_1, pa_1, 1, 24);
286 PUTRGBA(dst_1, py_1, pa_1, 0, 24);
287 PUTRGBA(dst_2, py_2, pa_2, 0, 24);
292 PUTRGBA(dst_1, py_1, pa_1, 0, 0);
293 PUTRGBA(dst_2, py_2, pa_2, 0, 0);
296 PUTRGBA(dst_2, py_2, pa_2, 1, 0);
297 PUTRGBA(dst_1, py_1, pa_1, 1, 0);
300 PUTRGBA(dst_1, py_1, pa_1, 2, 0);
301 PUTRGBA(dst_2, py_2, pa_2, 2, 0);
304 PUTRGBA(dst_2, py_2, pa_2, 3, 0);
305 PUTRGBA(dst_1, py_1, pa_1, 3, 0);
310 PUTRGBA(dst_1, py_1, pa_1, 0, 0);
311 PUTRGBA(dst_2, py_2, pa_2, 0, 0);
314 PUTRGBA(dst_2, py_2, pa_2, 1, 0);
315 PUTRGBA(dst_1, py_1, pa_1, 1, 0);
320 PUTRGBA(dst_1, py_1, pa_1, 0, 0);
321 PUTRGBA(dst_2, py_2, pa_2, 0, 0);
406 YUV2RGBFUNC(yuv2rgb_c_12_ordered_dither, uint16_t, 0)
409 #define PUTRGB12(dst, src, i, o) \ 411 dst[2 * i] = r[Y + d16[0 + o]] + \ 412 g[Y + d16[0 + o]] + \ 414 Y = src[2 * i + 1]; \ 415 dst[2 * i + 1] = r[Y + d16[1 + o]] + \ 416 g[Y + d16[1 + o]] + \ 437 YUV2RGBFUNC(yuv2rgb_c_8_ordered_dither, uint8_t, 0)
441 #define PUTRGB8(dst, src, i, o) \ 443 dst[2 * i] = r[Y + d32[0 + o]] + \ 444 g[Y + d32[0 + o]] + \ 446 Y = src[2 * i + 1]; \ 447 dst[2 * i + 1] = r[Y + d32[1 + o]] + \ 448 g[Y + d32[1 + o]] + \ 453 PUTRGB8(dst_2, py_2, 0, 0 + 8);
456 PUTRGB8(dst_2, py_2, 1, 2 + 8);
461 PUTRGB8(dst_2, py_2, 2, 4 + 8);
464 PUTRGB8(dst_2, py_2, 3, 6 + 8);
468 YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
473 #define PUTRGB4D(dst, src, i, o) \ 475 acc = r[Y + d128[0 + o]] + \ 476 g[Y + d64[0 + o]] + \ 477 b[Y + d128[0 + o]]; \ 478 Y = src[2 * i + 1]; \ 479 acc |= (r[Y + d128[1 + o]] + \ 480 g[Y + d64[1 + o]] + \ 481 b[Y + d128[1 + o]]) << 4; \ 501 YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0)
505 #define PUTRGB4DB(dst, src, i, o) \ 507 dst[2 * i] = r[Y + d128[0 + o]] + \ 508 g[Y + d64[0 + o]] + \ 509 b[Y + d128[0 + o]]; \ 510 Y = src[2 * i + 1]; \ 511 dst[2 * i + 1] = r[Y + d128[1 + o]] + \ 512 g[Y + d64[1 + o]] + \ 532 YUV2RGBFUNC(yuv2rgb_c_1_ordered_dither, uint8_t, 0)
537 #define PUTRGB1(out, src, i, o) \ 539 out += out + g[Y + d128[0 + o]]; \ 540 Y = src[2 * i + 1]; \ 541 out += out + g[Y + d128[1 + o]]; 544 PUTRGB1(out_2, py_2, 0, 0 + 8);
546 PUTRGB1(out_2, py_2, 1, 2 + 8);
550 PUTRGB1(out_2, py_2, 2, 4 + 8);
552 PUTRGB1(out_2, py_2, 3, 6 + 8);
572 "No accelerated colorspace conversion found from %s to %s.\n",
575 switch (c->dstFormat) {
578 return yuv2rgb_c_bgr48;
593 return yuv2rgb_c_24_rgb;
595 return yuv2rgb_c_24_bgr;
603 return yuv2rgb_c_12_ordered_dither;
606 return yuv2rgb_c_8_ordered_dither;
609 return yuv2rgb_c_4_ordered_dither;
612 return yuv2rgb_c_4b_ordered_dither;
614 return yuv2rgb_c_1_ordered_dither;
621 static void fill_table(uint8_t *table[256],
const int elemsize,
622 const int inc,
void *y_tab)
626 uint8_t *y_table = y_tab;
628 y_table -= elemsize * (inc >> 9);
630 for (i = 0; i < 256; i++) {
631 table[i] = y_table + elemsize * (cb >> 16);
636 static void fill_gv_table(
int table[256],
const int elemsize,
const int inc)
640 int off = -(inc >> 9);
642 for (i = 0; i < 256; i++) {
643 table[i] = elemsize * (off + (cb >> 16));
650 int r = (f + (1 << 15)) >> 16;
687 int i, base, rbase, gbase, bbase, abase, needAlpha;
688 const int yoffs = fullRange ? 384 : 326;
690 int64_t crv = inv_table[0];
691 int64_t cbu = inv_table[1];
692 int64_t cgu = -inv_table[2];
693 int64_t cgv = -inv_table[3];
694 int64_t cy = 1 << 16;
699 cy = (cy * 255) / 219;
702 crv = (crv * 224) / 255;
703 cbu = (cbu * 224) / 255;
704 cgu = (cgu * 224) / 255;
705 cgv = (cgv * 224) / 255;
715 c->
uOffset = 0x0400040004000400LL;
716 c->
vOffset = 0x0400040004000400LL;
732 crv = ((crv << 16) + 0x8000) / cy;
733 cbu = ((cbu << 16) + 0x8000) / cy;
734 cgu = ((cgu << 16) + 0x8000) / cy;
735 cgv = ((cgv << 16) + 0x8000) / cy;
739 #define ALLOC_YUV_TABLE(x) \ 740 c->yuvTable = av_malloc(x); \ 742 return AVERROR(ENOMEM); 747 yb = -(384 << 16) - oy;
748 for (i = 0; i < 1024 - 110; i++) {
749 y_table[i + 110] = av_clip_uint8((yb + 0x8000) >> 16) >> 7;
757 rbase = isRgb ? 3 : 0;
759 bbase = isRgb ? 0 : 3;
762 yb = -(384 << 16) - oy;
763 for (i = 0; i < 1024 - 110; i++) {
764 int yval = av_clip_uint8((yb + 0x8000) >> 16);
765 y_table[i + 110] = (yval >> 7) << rbase;
766 y_table[i + 37 + 1024] = ((yval + 43) / 85) << gbase;
767 y_table[i + 110 + 2048] = (yval >> 7) << bbase;
776 rbase = isRgb ? 5 : 0;
777 gbase = isRgb ? 2 : 3;
778 bbase = isRgb ? 0 : 6;
781 yb = -(384 << 16) - oy;
782 for (i = 0; i < 1024 - 38; i++) {
783 int yval = av_clip_uint8((yb + 0x8000) >> 16);
784 y_table[i + 16] = ((yval + 18) / 36) << rbase;
785 y_table[i + 16 + 1024] = ((yval + 18) / 36) << gbase;
786 y_table[i + 37 + 2048] = ((yval + 43) / 85) << bbase;
795 rbase = isRgb ? 8 : 0;
797 bbase = isRgb ? 0 : 8;
800 yb = -(384 << 16) - oy;
801 for (i = 0; i < 1024; i++) {
802 uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16);
803 y_table16[i] = (yval >> 4) << rbase;
804 y_table16[i + 1024] = (yval >> 4) << gbase;
805 y_table16[i + 2048] = (yval >> 4) << bbase;
809 for (i = 0; i < 1024 * 3; i++)
818 rbase = isRgb ? bpp - 5 : 0;
820 bbase = isRgb ? 0 : (bpp - 5);
823 yb = -(384 << 16) - oy;
824 for (i = 0; i < 1024; i++) {
825 uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16);
826 y_table16[i] = (yval >> 3) << rbase;
827 y_table16[i + 1024] = (yval >> (18 - bpp)) << gbase;
828 y_table16[i + 2048] = (yval >> 3) << bbase;
832 for (i = 0; i < 1024 * 3; i++)
843 yb = -(384 << 16) - oy;
844 for (i = 0; i < 1024; i++) {
845 y_table[i] = av_clip_uint8((yb + 0x8000) >> 16);
856 rbase = base + (isRgb ? 16 : 0);
858 bbase = base + (isRgb ? 0 : 16);
861 abase = (base + 24) & 31;
864 yb = -(384 << 16) - oy;
865 for (i = 0; i < 1024; i++) {
866 unsigned yval = av_clip_uint8((yb + 0x8000) >> 16);
867 y_table32[i] = (yval << rbase) +
868 (needAlpha ? 0 : (255u << abase));
869 y_table32[i + 1024] = yval << gbase;
870 y_table32[i + 2048] = yval << bbase;
const char * sws_format_name(enum AVPixelFormat format)
const int32_t ff_yuv2rgb_coeffs[8][4]
#define AV_LOG_WARNING
Something somehow does not look correct.
packed RGB 8:8:8, 24bpp, RGBRGB...
packed RGB 1:2:1 bitstream, 4bpp, (msb)1B 2G 1R(lsb), a byte contains two pixels, the first pixel in ...
static void fill_table(uint8_t *table[256], const int elemsize, const int inc, void *y_tab)
av_cold SwsFunc ff_yuv2rgb_init_x86(SwsContext *c)
packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), little-endian, most significant bit to 0 ...
int dstFormatBpp
Number of bits per pixel of the destination pixel format.
#define ALLOC_YUV_TABLE(x)
packed RGB 4:4:4, 16bpp, (msb)4A 4R 4G 4B(lsb), big-endian, most significant bits to 0 ...
#define PUTBGR24(dst, src, i)
#define AV_PIX_FMT_RGB444
packed RGB 1:2:1 bitstream, 4bpp, (msb)1R 2G 1B(lsb), a byte contains two pixels, the first pixel in ...
packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), little-endian
packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb)
#define PUTRGB(dst, src, i)
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as lit...
packed RGB 4:4:4, 16bpp, (msb)4A 4R 4G 4B(lsb), little-endian, most significant bits to 0 ...
packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), big-endian
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
external api for the swscale stuff
enum AVPixelFormat dstFormat
Destination pixel format.
#define PUTRGBA(dst, ysrc, asrc, i, s)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
#define AV_PIX_FMT_BGR32_1
void av_free(void *ptr)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc(). ...
#define AV_PIX_FMT_NE(be, le)
#define PUTBGR48(dst, src, i)
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
void av_log(void *avcl, int level, const char *fmt,...)
const uint8_t ff_dither_8x8_32[8][8]
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as lit...
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
#define YUV2RGBFUNC(func_name, dst_type, alpha)
static uint16_t roundToInt16(int64_t f)
packed RGB 1:2:1, 8bpp, (msb)1R 2G 1B(lsb)
const int * sws_getCoefficients(int colorspace)
Return a pointer to yuv<->rgb coefficients for the given colorspace suitable for sws_setColorspaceDet...
packed RGB 8:8:8, 24bpp, BGRBGR...
const uint8_t ff_dither_4x4_16[4][8]
#define PUTRGB4D(dst, src, i, o)
packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as big...
av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation)
int(* SwsFunc)(struct SwsContext *context, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
#define AV_PIX_FMT_BGR555
packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb)
#define CLOSEYUV2RGBFUNC(dst_delta)
SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c)
static av_always_inline int isPlanar(enum AVPixelFormat pix_fmt)
#define PUTRGB12(dst, src, i, o)
const uint8_t ff_dither_8x8_220[8][8]
#define ENDYUV2RGBLINE(dst_delta, ss)
#define AV_PIX_FMT_BGR565
av_cold SwsFunc ff_yuv2rgb_init_ppc(SwsContext *c)
packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), big-endian, most significant bit to 0 ...
const uint8_t ff_dither_8x8_73[8][8]
#define PUTRGB48(dst, src, i)
Y , 1bpp, 0 is black, 1 is white, in each byte pixels are ordered from the msb to the lsb...
#define PUTRGB4DB(dst, src, i, o)
packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big...
#define PUTRGB8(dst, src, i, o)
#define AV_PIX_FMT_BGR444
enum AVPixelFormat srcFormat
Source pixel format.
packed RGB 3:3:2, 8bpp, (msb)2R 3G 3B(lsb)
#define AV_PIX_FMT_RGB555
#define PUTRGB1(out, src, i, o)
static void fill_gv_table(int table[256], const int elemsize, const int inc)
#define AV_PIX_FMT_RGB32_1
#define AV_PIX_FMT_RGB565
enum AVColorSpace colorspace
#define PUTRGB24(dst, src, i)