diff options
Diffstat (limited to 'libmpeg2/convert')
| -rw-r--r-- | libmpeg2/convert/Makefile.am | 15 | ||||
| -rw-r--r-- | libmpeg2/convert/Makefile.in | 558 | ||||
| -rw-r--r-- | libmpeg2/convert/convert_internal.h | 42 | ||||
| -rw-r--r-- | libmpeg2/convert/libmpeg2convert.pc.in | 10 | ||||
| -rw-r--r-- | libmpeg2/convert/rgb.c | 598 | ||||
| -rw-r--r-- | libmpeg2/convert/rgb_mmx.c | 321 | ||||
| -rw-r--r-- | libmpeg2/convert/rgb_vis.c | 384 | ||||
| -rw-r--r-- | libmpeg2/convert/uyvy.c | 123 |
8 files changed, 2051 insertions, 0 deletions
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distdir dvi dvi-am html \ + html-am info info-am install install-am install-data \ + install-data-am install-dvi install-dvi-am install-exec \ + install-exec-am install-html install-html-am install-info \ + install-info-am install-libLTLIBRARIES install-man install-pdf \ + install-pdf-am install-pkgconfigDATA install-ps install-ps-am \ + install-strip installcheck installcheck-am installdirs \ + maintainer-clean maintainer-clean-generic mostlyclean \ + mostlyclean-compile mostlyclean-generic mostlyclean-libtool \ + pdf pdf-am ps ps-am tags uninstall uninstall-am \ + uninstall-libLTLIBRARIES uninstall-pkgconfigDATA + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/libmpeg2/convert/convert_internal.h b/libmpeg2/convert/convert_internal.h new file mode 100644 index 0000000..d1e63d5 --- /dev/null +++ b/libmpeg2/convert/convert_internal.h @@ -0,0 +1,42 @@ +/* + * convert_internal.h + * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> + * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +typedef struct { + uint8_t * rgb_ptr; + int width; + int field; + int y_stride, rgb_stride, y_increm, uv_increm, rgb_increm, rgb_slice; + int chroma420, convert420; + int dither_offset, dither_stride; + int y_stride_frame, uv_stride_frame, rgb_stride_frame, rgb_stride_min; +} convert_rgb_t; + +typedef void mpeg2convert_copy_t (void * id, uint8_t * const * src, + unsigned int v_offset); + +mpeg2convert_copy_t * mpeg2convert_rgb_mmxext (int bpp, int mode, + const mpeg2_sequence_t * seq); +mpeg2convert_copy_t * mpeg2convert_rgb_mmx (int bpp, int mode, + const mpeg2_sequence_t * seq); +mpeg2convert_copy_t * mpeg2convert_rgb_vis (int bpp, int mode, + const mpeg2_sequence_t * seq); diff --git a/libmpeg2/convert/libmpeg2convert.pc.in b/libmpeg2/convert/libmpeg2convert.pc.in new file mode 100644 index 0000000..044ea1e --- /dev/null +++ b/libmpeg2/convert/libmpeg2convert.pc.in @@ -0,0 +1,10 @@ +prefix=@prefix@ +exec_prefix=@exec_prefix@ +libdir=@libdir@ +includedir=@includedir@ + +Name: libmpeg2convert +Description: Image conversion library helper for libmpeg2 +Version: @VERSION@ +Libs: -L${libdir} -lmpeg2convert +Cflags: -I${includedir}/mpeg2dec diff --git a/libmpeg2/convert/rgb.c b/libmpeg2/convert/rgb.c new file mode 100644 index 0000000..8863b0b --- /dev/null +++ b/libmpeg2/convert/rgb.c @@ -0,0 +1,598 @@ +/* + * rgb.c + * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> + * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "config.h" +#include "attributes.h" + +#include <inttypes.h> + +#include "mpeg2.h" +#include "mpeg2convert.h" +#include "convert_internal.h" + +static int matrix_coefficients = 6; + +static const int Inverse_Table_6_9[8][4] = { + {117504, 138453, 13954, 34903}, /* no sequence_display_extension */ + {117504, 138453, 13954, 34903}, /* ITU-R Rec. 709 (1990) */ + {104597, 132201, 25675, 53279}, /* unspecified */ + {104597, 132201, 25675, 53279}, /* reserved */ + {104448, 132798, 24759, 53109}, /* FCC */ + {104597, 132201, 25675, 53279}, /* ITU-R Rec. 624-4 System B, G */ + {104597, 132201, 25675, 53279}, /* SMPTE 170M */ + {117579, 136230, 16907, 35559} /* SMPTE 240M (1987) */ +}; + +static const uint8_t dither[] ATTR_ALIGN(32) = { + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35, + 3, 9, 27, 63, 1, 4, 25, 59, 5, 12, 28, 67, 3, 7, 26, 62, + 3, 9, 27, 63, 1, 4, 25, 59, 5, 12, 28, 67, 3, 7, 26, 62, + 3, 9, 27, 63, 1, 4, 25, 59, 5, 12, 28, 67, 3, 7, 26, 62, + 3, 9, 27, 63, 1, 4, 25, 59, 5, 12, 28, 67, 3, 7, 26, 62, + 19, 45, 11, 27, 17, 41, 9, 22, 21, 49, 13, 30, 19, 44, 11, 26, + 19, 45, 11, 27, 17, 41, 9, 22, 21, 49, 13, 30, 19, 44, 11, 26, + 19, 45, 11, 27, 17, 41, 9, 22, 21, 49, 13, 30, 19, 44, 11, 26, + 19, 45, 11, 27, 17, 41, 9, 22, 21, 49, 13, 30, 19, 44, 11, 26, + 0, 2, 24, 57, 6, 15, 30, 70, 0, 1, 23, 55, 6, 14, 29, 69, + 0, 2, 24, 57, 6, 15, 30, 70, 0, 1, 23, 55, 6, 14, 29, 69, + 0, 2, 24, 57, 6, 15, 30, 70, 0, 1, 23, 55, 6, 14, 29, 69, + 0, 2, 24, 57, 6, 15, 30, 70, 0, 1, 23, 55, 6, 14, 29, 69, + 16, 38, 8, 20, 22, 52, 14, 34, 16, 37, 8, 19, 21, 51, 14, 33, + 16, 38, 8, 20, 22, 52, 14, 34, 16, 37, 8, 19, 21, 51, 14, 33, + 16, 38, 8, 20, 22, 52, 14, 34, 16, 37, 8, 19, 21, 51, 14, 33, + 16, 38, 8, 20, 22, 52, 14, 34, 16, 37, 8, 19, 21, 51, 14, 33, + 4, 11, 28, 66, 2, 6, 26, 61, 4, 10, 27, 65, 2, 5, 25, 60, + 4, 11, 28, 66, 2, 6, 26, 61, 4, 10, 27, 65, 2, 5, 25, 60, + 4, 11, 28, 66, 2, 6, 26, 61, 4, 10, 27, 65, 2, 5, 25, 60, + 4, 11, 28, 66, 2, 6, 26, 61, 4, 10, 27, 65, 2, 5, 25, 60, + 20, 47, 12, 29, 18, 43, 10, 25, 20, 46, 12, 28, 18, 42, 10, 23, + 20, 47, 12, 29, 18, 43, 10, 25, 20, 46, 12, 28, 18, 42, 10, 23, + 20, 47, 12, 29, 18, 43, 10, 25, 20, 46, 12, 28, 18, 42, 10, 23, + 20, 47, 12, 29, 18, 43, 10, 25, 20, 46, 12, 28, 18, 42, 10, 23, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 0, 0, 23, 54, 5, 13, 29, 68, 1, 3, 24, 58, 7, 17, 30, 71, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35, + 15, 36, 7, 18, 21, 50, 13, 31, 17, 39, 9, 21, 22, 53, 15, 35 +}; + +static const uint8_t dither_temporal[64] = { + 0x00, 0x20, 0x21, 0x01, 0x40, 0x60, 0x61, 0x41, + 0x42, 0x62, 0x63, 0x43, 0x02, 0x22, 0x23, 0x03, + 0x80, 0xa0, 0xa1, 0x81, 0xc0, 0xe0, 0xe1, 0xc1, + 0xc2, 0xe2, 0xe3, 0xc3, 0x82, 0xa2, 0xa3, 0x83, + 0x84, 0xa4, 0xa5, 0x85, 0xc4, 0xe4, 0xe5, 0xc5, + 0xc6, 0xe6, 0xe7, 0xc7, 0x86, 0xa6, 0xa7, 0x87, + 0x04, 0x24, 0x25, 0x05, 0x44, 0x64, 0x65, 0x45, + 0x46, 0x66, 0x67, 0x47, 0x06, 0x26, 0x27, 0x07 +}; + +typedef struct { + convert_rgb_t base; + void * table_rV[256]; + void * table_gU[256]; + int table_gV[256]; + void * table_bU[256]; +} convert_rgb_c_t; + +#define RGB(type,i) \ + U = pu[i]; \ + V = pv[i]; \ + r = (type *) id->table_rV[V]; \ + g = (type *) (((uint8_t *)id->table_gU[U]) + id->table_gV[V]); \ + b = (type *) id->table_bU[U]; + +#define DST(py,dst,i,j) \ + Y = py[i]; \ + dst[i] = r[Y] + g[Y] + b[Y]; + +#define DSTRGB(py,dst,i,j) \ + Y = py[i]; \ + dst[3*i] = r[Y]; dst[3*i+1] = g[Y]; dst[3*i+2] = b[Y]; + +#define DSTBGR(py,dst,i,j) \ + Y = py[i]; \ + dst[3*i] = b[Y]; dst[3*i+1] = g[Y]; dst[3*i+2] = r[Y]; + +#define DSTDITHER(py,dst,i,j) \ + Y = py[i]; \ + dst[i] = r[Y+pd[2*i+96*j]] + g[Y-pd[2*i+96*j]] + b[Y+pd[2*i+1+96*j]]; + +#define DO(x) x +#define SKIP(x) + +#define DECLARE_420(func,type,num,DST,DITHER) \ +static void func (void * _id, uint8_t * const * src, \ + unsigned int v_offset) \ +{ \ + const convert_rgb_c_t * const id = (convert_rgb_c_t *) _id; \ + type * dst_1; \ + const uint8_t * py_1, * pu, * pv; \ + int i; \ + DITHER(uint8_t dithpos = id->base.dither_offset;) \ + \ + dst_1 = (type *)(id->base.rgb_ptr + id->base.rgb_slice * v_offset); \ + py_1 = src[0]; pu = src[1]; pv = src[2]; \ + \ + i = 8; \ + do { \ + const uint8_t * py_2; \ + int j, U, V, Y; \ + const type * r, * g, * b; \ + type * dst_2; \ + DITHER(const uint8_t * const pd = dither + 2 * dithpos;) \ + \ + dst_2 = (type *)((char *)dst_1 + id->base.rgb_stride); \ + py_2 = py_1 + id->base.y_stride; \ + j = id->base.width; \ + do { \ + RGB (type, 0) \ + DST (py_1, dst_1, 0, 0) \ + DST (py_1, dst_1, 1, 0) \ + DST (py_2, dst_2, 0, 1) \ + DST (py_2, dst_2, 1, 1) \ + \ + RGB (type, 1) \ + DST (py_2, dst_2, 2, 1) \ + DST (py_2, dst_2, 3, 1) \ + DST (py_1, dst_1, 2, 0) \ + DST (py_1, dst_1, 3, 0) \ + \ + RGB (type, 2) \ + DST (py_1, dst_1, 4, 0) \ + DST (py_1, dst_1, 5, 0) \ + DST (py_2, dst_2, 4, 1) \ + DST (py_2, dst_2, 5, 1) \ + \ + RGB (type, 3) \ + DST (py_2, dst_2, 6, 1) \ + DST (py_2, dst_2, 7, 1) \ + DST (py_1, dst_1, 6, 0) \ + DST (py_1, dst_1, 7, 0) \ + \ + pu += 4; \ + pv += 4; \ + py_1 += 8; \ + py_2 += 8; \ + dst_1 += 8 * num; \ + dst_2 += 8 * num; \ + } while (--j); \ + if (--i == id->base.field) { \ + dst_1 = (type *)(id->base.rgb_ptr + \ + id->base.rgb_slice * (v_offset + 1)); \ + py_1 = src[0] + id->base.y_stride_frame; \ + pu = src[1] + id->base.uv_stride_frame; \ + pv = src[2] + id->base.uv_stride_frame; \ + } else { \ + py_1 += id->base.y_increm; \ + pu += id->base.uv_increm; \ + pv += id->base.uv_increm; \ + dst_1 = (type *)((char *)dst_1 + id->base.rgb_increm); \ + DITHER(dithpos += id->base.dither_stride;) \ + } \ + } while (i); \ +} + +DECLARE_420 (rgb_c_32_420, uint32_t, 1, DST, SKIP) +DECLARE_420 (rgb_c_24_rgb_420, uint8_t, 3, DSTRGB, SKIP) +DECLARE_420 (rgb_c_24_bgr_420, uint8_t, 3, DSTBGR, SKIP) +DECLARE_420 (rgb_c_16_420, uint16_t, 1, DST, SKIP) +DECLARE_420 (rgb_c_8_420, uint8_t, 1, DSTDITHER, DO) + +#define DECLARE_422(func,type,num,DST,DITHER) \ +static void func (void * _id, uint8_t * const * src, \ + unsigned int v_offset) \ +{ \ + const convert_rgb_c_t * const id = (convert_rgb_c_t *) _id; \ + type * dst; \ + const uint8_t * py, * pu, * pv; \ + int i; \ + DITHER(uint8_t dithpos = id->base.dither_offset;) \ + \ + dst = (type *)(id->base.rgb_ptr + id->base.rgb_stride * v_offset); \ + py = src[0]; pu = src[1]; pv = src[2]; \ + \ + i = 16; \ + do { \ + int j, U, V, Y; \ + const type * r, * g, * b; \ + DITHER(const uint8_t * const pd = dither + 2 * dithpos;) \ + \ + j = id->base.width; \ + do { \ + RGB (type, 0) \ + DST (py, dst, 0, 0) \ + DST (py, dst, 1, 0) \ + \ + RGB (type, 1) \ + DST (py, dst, 2, 0) \ + DST (py, dst, 3, 0) \ + \ + RGB (type, 2) \ + DST (py, dst, 4, 0) \ + DST (py, dst, 5, 0) \ + \ + RGB (type, 3) \ + DST (py, dst, 6, 0) \ + DST (py, dst, 7, 0) \ + \ + pu += 4; \ + pv += 4; \ + py += 8; \ + dst += 8 * num; \ + } while (--j); \ + py += id->base.y_increm; \ + pu += id->base.uv_increm; \ + pv += id->base.uv_increm; \ + dst = (type *)((char *)dst + id->base.rgb_increm); \ + DITHER(dithpos += id->base.dither_stride;) \ + } while (--i); \ +} + +DECLARE_422 (rgb_c_32_422, uint32_t, 1, DST, SKIP) +DECLARE_422 (rgb_c_24_rgb_422, uint8_t, 3, DSTRGB, SKIP) +DECLARE_422 (rgb_c_24_bgr_422, uint8_t, 3, DSTBGR, SKIP) +DECLARE_422 (rgb_c_16_422, uint16_t, 1, DST, SKIP) +DECLARE_422 (rgb_c_8_422, uint8_t, 1, DSTDITHER, DO) + +#define DECLARE_444(func,type,num,DST,DITHER) \ +static void func (void * _id, uint8_t * const * src, \ + unsigned int v_offset) \ +{ \ + const convert_rgb_c_t * const id = (convert_rgb_c_t *) _id; \ + type * dst; \ + const uint8_t * py, * pu, * pv; \ + int i; \ + DITHER(uint8_t dithpos = id->base.dither_offset;) \ + \ + dst = (type *)(id->base.rgb_ptr + id->base.rgb_stride * v_offset); \ + py = src[0]; pu = src[1]; pv = src[2]; \ + \ + i = 16; \ + do { \ + int j, U, V, Y; \ + const type * r, * g, * b; \ + DITHER(const uint8_t * const pd = dither + 2 * dithpos;) \ + \ + j = id->base.width; \ + do { \ + RGB (type, 0) \ + DST (py, dst, 0, 0) \ + RGB (type, 1) \ + DST (py, dst, 1, 0) \ + RGB (type, 2) \ + DST (py, dst, 2, 0) \ + RGB (type, 3) \ + DST (py, dst, 3, 0) \ + RGB (type, 4) \ + DST (py, dst, 4, 0) \ + RGB (type, 5) \ + DST (py, dst, 5, 0) \ + RGB (type, 6) \ + DST (py, dst, 6, 0) \ + RGB (type, 7) \ + DST (py, dst, 7, 0) \ + \ + pu += 8; \ + pv += 8; \ + py += 8; \ + dst += 8 * num; \ + } while (--j); \ + py += id->base.y_increm; \ + pu += id->base.y_increm; \ + pv += id->base.y_increm; \ + dst = (type *)((char *)dst + id->base.rgb_increm); \ + DITHER(dithpos += id->base.dither_stride;) \ + } while (--i); \ +} + +DECLARE_444 (rgb_c_32_444, uint32_t, 1, DST, SKIP) +DECLARE_444 (rgb_c_24_rgb_444, uint8_t, 3, DSTRGB, SKIP) +DECLARE_444 (rgb_c_24_bgr_444, uint8_t, 3, DSTBGR, SKIP) +DECLARE_444 (rgb_c_16_444, uint16_t, 1, DST, SKIP) +DECLARE_444 (rgb_c_8_444, uint8_t, 1, DSTDITHER, DO) + +static void rgb_start (void * _id, const mpeg2_fbuf_t * fbuf, + const mpeg2_picture_t * picture, + const mpeg2_gop_t * gop) +{ + convert_rgb_t * id = (convert_rgb_t *) _id; + int uv_stride = id->uv_stride_frame; + id->y_stride = id->y_stride_frame; + id->rgb_ptr = fbuf->buf[0]; + id->rgb_slice = id->rgb_stride = id->rgb_stride_frame; + id->dither_stride = 32; + id->dither_offset = dither_temporal[picture->temporal_reference & 63]; + id->field = 0; + if ((picture->nb_fields == 1) || + (id->chroma420 && !(picture->flags & PIC_FLAG_PROGRESSIVE_FRAME))) { + uv_stride <<= 1; + id->y_stride <<= 1; + id->rgb_stride <<= 1; + id->dither_stride <<= 1; + id->dither_offset += 16; + if (picture->nb_fields == 1) { + id->rgb_slice <<= 1; + if (!(picture->flags & PIC_FLAG_TOP_FIELD_FIRST)) { + id->rgb_ptr += id->rgb_stride_frame; + id->dither_offset += 32; + } + } else + id->field = 8 >> id->convert420; + } + id->y_increm = (id->y_stride << id->convert420) - id->y_stride_frame; + id->uv_increm = uv_stride - id->uv_stride_frame; + id->rgb_increm = (id->rgb_stride << id->convert420) - id->rgb_stride_min; + id->dither_stride <<= id->convert420; +} + +static inline int div_round (int dividend, int divisor) +{ + if (dividend > 0) + return (dividend + (divisor>>1)) / divisor; + else + return -((-dividend + (divisor>>1)) / divisor); +} + +static unsigned int rgb_c_init (convert_rgb_c_t * id, + mpeg2convert_rgb_order_t order, + unsigned int bpp) +{ + int i; + uint8_t table_Y[1024]; + uint32_t * table_32 = 0; + uint16_t * table_16 = 0; + uint8_t * table_8 = 0; + uint8_t * table_332 = 0; + int entry_size = 0; + void * table_r = 0; + void * table_g = 0; + void * table_b = 0; + + int crv = Inverse_Table_6_9[matrix_coefficients][0]; + int cbu = Inverse_Table_6_9[matrix_coefficients][1]; + int cgu = -Inverse_Table_6_9[matrix_coefficients][2]; + int cgv = -Inverse_Table_6_9[matrix_coefficients][3]; + + for (i = 0; i < 1024; i++) { + int j; + + j = (76309 * (i - 384 - 16) + 32768) >> 16; + table_Y[i] = (j < 0) ? 0 : ((j > 255) ? 255 : j); + } + + switch (bpp) { + case 32: + if (!id) + return (197 + 2*682 + 256 + 132) * sizeof (uint32_t); + table_32 = (uint32_t *) (id + 1); + entry_size = sizeof (uint32_t); + table_r = table_32 + 197; + table_b = table_32 + 197 + 685; + table_g = table_32 + 197 + 2*682; + + for (i = -197; i < 256+197; i++) + ((uint32_t *) table_r)[i] = + table_Y[i+384] << ((order == MPEG2CONVERT_RGB) ? 16 : 0); + for (i = -132; i < 256+132; i++) + ((uint32_t *) table_g)[i] = table_Y[i+384] << 8; + for (i = -232; i < 256+232; i++) + ((uint32_t *) table_b)[i] = + table_Y[i+384] << ((order == MPEG2CONVERT_RGB) ? 0 : 16); + break; + + case 24: + if (!id) + return (256 + 2*232) * sizeof (uint8_t); + table_8 = (uint8_t *) (id + 1); + entry_size = sizeof (uint8_t); + table_r = table_g = table_b = table_8 + 232; + + for (i = -232; i < 256+232; i++) + ((uint8_t * )table_b)[i] = table_Y[i+384]; + break; + + case 15: + case 16: + if (!id) + return (197 + 2*682 + 256 + 132) * sizeof (uint16_t); + table_16 = (uint16_t *) (id + 1); + entry_size = sizeof (uint16_t); + table_r = table_16 + 197; + table_b = table_16 + 197 + 685; + table_g = table_16 + 197 + 2*682; + + for (i = -197; i < 256+197; i++) { + int j = table_Y[i+384] >> 3; + + if (order == MPEG2CONVERT_RGB) + j <<= ((bpp==16) ? 11 : 10); + + ((uint16_t *)table_r)[i] = j; + } + for (i = -132; i < 256+132; i++) { + int j = table_Y[i+384] >> ((bpp==16) ? 2 : 3); + + ((uint16_t *)table_g)[i] = j << 5; + } + for (i = -232; i < 256+232; i++) { + int j = table_Y[i+384] >> 3; + + if (order == MPEG2CONVERT_BGR) + j <<= ((bpp==16) ? 11 : 10); + + ((uint16_t *)table_b)[i] = j; + } + break; + + case 8: + if (!id) + return (197 + 2*682 + 256 + 232 + 71) * sizeof (uint8_t); + table_332 = (uint8_t *) (id + 1); + entry_size = sizeof (uint8_t); + table_r = table_332 + 197; + table_g = table_332 + 197 + 682 + 30; + table_b = table_332 + 197 + 2*682; + + for (i = -197; i < 256+197+30; i++) + ((uint8_t *)table_r)[i] = ((table_Y[i+384] * 7 / 255) << + (order == MPEG2CONVERT_RGB ? 5 : 0)); + for (i = -132; i < 256+132+30; i++) + ((uint8_t *)table_g)[i-30] = ((table_Y[i+384] * 7 / 255) << + (order == MPEG2CONVERT_RGB ? 2 : 3)); + for (i = -232; i < 256+232+71; i++) + ((uint8_t *)table_b)[i] = ((table_Y[i+384] / 85) << + (order == MPEG2CONVERT_RGB ? 0 : 6)); + break; + } + + for (i = 0; i < 256; i++) { + id->table_rV[i] = (((uint8_t *)table_r) + + entry_size * div_round (crv * (i-128), 76309)); + id->table_gU[i] = (((uint8_t *)table_g) + + entry_size * div_round (cgu * (i-128), 76309)); + id->table_gV[i] = entry_size * div_round (cgv * (i-128), 76309); + id->table_bU[i] = (((uint8_t *)table_b) + + entry_size * div_round (cbu * (i-128), 76309)); + } + + return 0; +} + +static int rgb_internal (mpeg2convert_rgb_order_t order, unsigned int bpp, + int stage, void * _id, const mpeg2_sequence_t * seq, + int stride, uint32_t accel, void * arg, + mpeg2_convert_init_t * result) +{ + convert_rgb_t * id = (convert_rgb_t *) _id; + mpeg2convert_copy_t * copy = (mpeg2convert_copy_t *) 0; + unsigned int id_size = sizeof (convert_rgb_t); + int chroma420 = (seq->chroma_height < seq->height); + int convert420 = 0; + int rgb_stride_min = ((bpp + 7) >> 3) * seq->width; + +#ifdef ARCH_X86 + if (!copy && (accel & MPEG2_ACCEL_X86_MMXEXT)) { + convert420 = 0; + copy = mpeg2convert_rgb_mmxext (order, bpp, seq); + } + if (!copy && (accel & MPEG2_ACCEL_X86_MMX)) { + convert420 = 0; + copy = mpeg2convert_rgb_mmx (order, bpp, seq); + } +#endif +#ifdef ARCH_SPARC + if (!copy && (accel & MPEG2_ACCEL_SPARC_VIS)) { + convert420 = chroma420; + copy = mpeg2convert_rgb_vis (order, bpp, seq); + } +#endif + if (!copy) { + int src, dest; + static void (* rgb_c[3][5]) (void *, uint8_t * const *, + unsigned int) = + {{rgb_c_24_bgr_420, rgb_c_8_420, rgb_c_16_420, + rgb_c_24_rgb_420, rgb_c_32_420}, + {rgb_c_24_bgr_422, rgb_c_8_422, rgb_c_16_422, + rgb_c_24_rgb_422, rgb_c_32_422}, + {rgb_c_24_bgr_444, rgb_c_8_444, rgb_c_16_444, + rgb_c_24_rgb_444, rgb_c_32_444}}; + + convert420 = chroma420; + id_size = (sizeof (convert_rgb_c_t) + + rgb_c_init ((convert_rgb_c_t *) id, order, bpp)); + src = ((seq->chroma_width == seq->width) + + (seq->chroma_height == seq->height)); + dest = ((bpp == 24 && order == MPEG2CONVERT_BGR) ? 0 : (bpp + 7) >> 3); + copy = rgb_c[src][dest]; + } + + result->id_size = id_size; + + if (stride < rgb_stride_min) + stride = rgb_stride_min; + + if (stage == MPEG2_CONVERT_STRIDE) + return stride; + else if (stage == MPEG2_CONVERT_START) { + id->width = seq->width >> 3; + id->y_stride_frame = seq->width; + id->uv_stride_frame = seq->chroma_width; + id->rgb_stride_frame = stride; + id->rgb_stride_min = rgb_stride_min; + id->chroma420 = chroma420; + id->convert420 = convert420; + result->buf_size[0] = stride * seq->height; + result->buf_size[1] = result->buf_size[2] = 0; + result->start = rgb_start; + result->copy = copy; + } + return 0; +} + +#define DECLARE(func,order,bpp) \ +int func (int stage, void * id, \ + const mpeg2_sequence_t * sequence, int stride, \ + uint32_t accel, void * arg, mpeg2_convert_init_t * result) \ +{ \ + return rgb_internal (order, bpp, stage, id, sequence, stride, \ + accel, arg, result); \ +} + +DECLARE (mpeg2convert_rgb32, MPEG2CONVERT_RGB, 32) +DECLARE (mpeg2convert_rgb24, MPEG2CONVERT_RGB, 24) +DECLARE (mpeg2convert_rgb16, MPEG2CONVERT_RGB, 16) +DECLARE (mpeg2convert_rgb15, MPEG2CONVERT_RGB, 15) +DECLARE (mpeg2convert_rgb8, MPEG2CONVERT_RGB, 8) +DECLARE (mpeg2convert_bgr32, MPEG2CONVERT_BGR, 32) +DECLARE (mpeg2convert_bgr24, MPEG2CONVERT_BGR, 24) +DECLARE (mpeg2convert_bgr16, MPEG2CONVERT_BGR, 16) +DECLARE (mpeg2convert_bgr15, MPEG2CONVERT_BGR, 15) +DECLARE (mpeg2convert_bgr8, MPEG2CONVERT_BGR, 8) + +mpeg2_convert_t * mpeg2convert_rgb (mpeg2convert_rgb_order_t order, + unsigned int bpp) +{ + static mpeg2_convert_t * table[5][2] = + {{mpeg2convert_rgb15, mpeg2convert_bgr15}, + {mpeg2convert_rgb8, mpeg2convert_bgr8}, + {mpeg2convert_rgb16, mpeg2convert_bgr16}, + {mpeg2convert_rgb24, mpeg2convert_bgr24}, + {mpeg2convert_rgb32, mpeg2convert_bgr32}}; + + if (order == MPEG2CONVERT_RGB || order == MPEG2CONVERT_BGR) { + if (bpp == 15) + return table[0][order == MPEG2CONVERT_BGR]; + else if (bpp >= 8 && bpp <= 32 && (bpp & 7) == 0) + return table[bpp >> 3][order == MPEG2CONVERT_BGR]; + } + return (mpeg2_convert_t *) 0; +} diff --git a/libmpeg2/convert/rgb_mmx.c b/libmpeg2/convert/rgb_mmx.c new file mode 100644 index 0000000..912291c --- /dev/null +++ b/libmpeg2/convert/rgb_mmx.c @@ -0,0 +1,321 @@ +/* + * rgb_mmx.c + * Copyright (C) 2000-2003 Silicon Integrated System Corp. + * All Rights Reserved. + * + * Author: Olie Lho <ollie@sis.com.tw> + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "config.h" + +#ifdef ARCH_X86 + +#include <stdio.h> +#include <stdlib.h> +#include <inttypes.h> + +#include "mpeg2.h" +#include "mpeg2convert.h" +#include "convert_internal.h" +#include "attributes.h" +#include "mmx.h" + +#define CPU_MMXEXT 0 +#define CPU_MMX 1 + +/* CPU_MMXEXT/CPU_MMX adaptation layer */ + +#define movntq(src,dest) \ +do { \ + if (cpu == CPU_MMXEXT) \ + movntq_r2m (src, dest); \ + else \ + movq_r2m (src, dest); \ +} while (0) + +static inline void mmx_yuv2rgb (uint8_t * py, uint8_t * pu, uint8_t * pv) +{ + static mmx_t mmx_80w = {0x0080008000800080LL}; + static mmx_t mmx_U_green = {0xf37df37df37df37dLL}; + static mmx_t mmx_U_blue = {0x4093409340934093LL}; + static mmx_t mmx_V_red = {0x3312331233123312LL}; + static mmx_t mmx_V_green = {0xe5fce5fce5fce5fcLL}; + static mmx_t mmx_10w = {0x1010101010101010LL}; + static mmx_t mmx_00ffw = {0x00ff00ff00ff00ffLL}; + static mmx_t mmx_Y_coeff = {0x253f253f253f253fLL}; + + movd_m2r (*pu, mm0); /* mm0 = 00 00 00 00 u3 u2 u1 u0 */ + movd_m2r (*pv, mm1); /* mm1 = 00 00 00 00 v3 v2 v1 v0 */ + movq_m2r (*py, mm6); /* mm6 = Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ + pxor_r2r (mm4, mm4); /* mm4 = 0 */ + /* XXX might do cache preload for image here */ + + /* + * Do the multiply part of the conversion for even and odd pixels + * register usage: + * mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels + * mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels + * mm6 -> Y even, mm7 -> Y odd + */ + + punpcklbw_r2r (mm4, mm0); /* mm0 = u3 u2 u1 u0 */ + punpcklbw_r2r (mm4, mm1); /* mm1 = v3 v2 v1 v0 */ + psubsw_m2r (mmx_80w, mm0); /* u -= 128 */ + psubsw_m2r (mmx_80w, mm1); /* v -= 128 */ + psllw_i2r (3, mm0); /* promote precision */ + psllw_i2r (3, mm1); /* promote precision */ + movq_r2r (mm0, mm2); /* mm2 = u3 u2 u1 u0 */ + movq_r2r (mm1, mm3); /* mm3 = v3 v2 v1 v0 */ + pmulhw_m2r (mmx_U_green, mm2); /* mm2 = u * u_green */ + pmulhw_m2r (mmx_V_green, mm3); /* mm3 = v * v_green */ + pmulhw_m2r (mmx_U_blue, mm0); /* mm0 = chroma_b */ + pmulhw_m2r (mmx_V_red, mm1); /* mm1 = chroma_r */ + paddsw_r2r (mm3, mm2); /* mm2 = chroma_g */ + + psubusb_m2r (mmx_10w, mm6); /* Y -= 16 */ + movq_r2r (mm6, mm7); /* mm7 = Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ + pand_m2r (mmx_00ffw, mm6); /* mm6 = Y6 Y4 Y2 Y0 */ + psrlw_i2r (8, mm7); /* mm7 = Y7 Y5 Y3 Y1 */ + psllw_i2r (3, mm6); /* promote precision */ + psllw_i2r (3, mm7); /* promote precision */ + pmulhw_m2r (mmx_Y_coeff, mm6); /* mm6 = luma_rgb even */ + pmulhw_m2r (mmx_Y_coeff, mm7); /* mm7 = luma_rgb odd */ + + /* + * Do the addition part of the conversion for even and odd pixels + * register usage: + * mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels + * mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels + * mm6 -> Y even, mm7 -> Y odd + */ + + movq_r2r (mm0, mm3); /* mm3 = chroma_b */ + movq_r2r (mm1, mm4); /* mm4 = chroma_r */ + movq_r2r (mm2, mm5); /* mm5 = chroma_g */ + paddsw_r2r (mm6, mm0); /* mm0 = B6 B4 B2 B0 */ + paddsw_r2r (mm7, mm3); /* mm3 = B7 B5 B3 B1 */ + paddsw_r2r (mm6, mm1); /* mm1 = R6 R4 R2 R0 */ + paddsw_r2r (mm7, mm4); /* mm4 = R7 R5 R3 R1 */ + paddsw_r2r (mm6, mm2); /* mm2 = G6 G4 G2 G0 */ + paddsw_r2r (mm7, mm5); /* mm5 = G7 G5 G3 G1 */ + packuswb_r2r (mm0, mm0); /* saturate to 0-255 */ + packuswb_r2r (mm1, mm1); /* saturate to 0-255 */ + packuswb_r2r (mm2, mm2); /* saturate to 0-255 */ + packuswb_r2r (mm3, mm3); /* saturate to 0-255 */ + packuswb_r2r (mm4, mm4); /* saturate to 0-255 */ + packuswb_r2r (mm5, mm5); /* saturate to 0-255 */ + punpcklbw_r2r (mm3, mm0); /* mm0 = B7 B6 B5 B4 B3 B2 B1 B0 */ + punpcklbw_r2r (mm4, mm1); /* mm1 = R7 R6 R5 R4 R3 R2 R1 R0 */ + punpcklbw_r2r (mm5, mm2); /* mm2 = G7 G6 G5 G4 G3 G2 G1 G0 */ +} + +static inline void mmx_unpack_16rgb (uint8_t * image, const int cpu) +{ + static mmx_t mmx_bluemask = {0xf8f8f8f8f8f8f8f8LL}; + static mmx_t mmx_greenmask = {0xfcfcfcfcfcfcfcfcLL}; + static mmx_t mmx_redmask = {0xf8f8f8f8f8f8f8f8LL}; + + /* + * convert RGB plane to RGB 16 bits + * mm0 -> B, mm1 -> R, mm2 -> G + * mm4 -> GB, mm5 -> AR pixel 4-7 + * mm6 -> GB, mm7 -> AR pixel 0-3 + */ + + pand_m2r (mmx_bluemask, mm0); /* mm0 = b7b6b5b4b3______ */ + pand_m2r (mmx_greenmask, mm2); /* mm2 = g7g6g5g4g3g2____ */ + pand_m2r (mmx_redmask, mm1); /* mm1 = r7r6r5r4r3______ */ + psrlq_i2r (3, mm0); /* mm0 = ______b7b6b5b4b3 */ + pxor_r2r (mm4, mm4); /* mm4 = 0 */ + movq_r2r (mm0, mm5); /* mm5 = ______b7b6b5b4b3 */ + movq_r2r (mm2, mm7); /* mm7 = g7g6g5g4g3g2____ */ + + punpcklbw_r2r (mm4, mm2); + punpcklbw_r2r (mm1, mm0); + psllq_i2r (3, mm2); + por_r2r (mm2, mm0); + movntq (mm0, *image); + + punpckhbw_r2r (mm4, mm7); + punpckhbw_r2r (mm1, mm5); + psllq_i2r (3, mm7); + por_r2r (mm7, mm5); + movntq (mm5, *(image+8)); +} + +static inline void mmx_unpack_32rgb (uint8_t * image, const int cpu) +{ + /* + * convert RGB plane to RGB packed format, + * mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> 0, + * mm4 -> GB, mm5 -> AR pixel 4-7, + * mm6 -> GB, mm7 -> AR pixel 0-3 + */ + + pxor_r2r (mm3, mm3); + movq_r2r (mm0, mm6); + movq_r2r (mm1, mm7); + movq_r2r (mm0, mm4); + movq_r2r (mm1, mm5); + punpcklbw_r2r (mm2, mm6); + punpcklbw_r2r (mm3, mm7); + punpcklwd_r2r (mm7, mm6); + movntq (mm6, *image); + movq_r2r (mm0, mm6); + punpcklbw_r2r (mm2, mm6); + punpckhwd_r2r (mm7, mm6); + movntq (mm6, *(image+8)); + punpckhbw_r2r (mm2, mm4); + punpckhbw_r2r (mm3, mm5); + punpcklwd_r2r (mm5, mm4); + movntq (mm4, *(image+16)); + movq_r2r (mm0, mm4); + punpckhbw_r2r (mm2, mm4); + punpckhwd_r2r (mm5, mm4); + movntq (mm4, *(image+24)); +} + +static inline void rgb16 (void * const _id, uint8_t * const * src, + const unsigned int v_offset, const int cpu) +{ + convert_rgb_t * const id = (convert_rgb_t *) _id; + uint8_t * dst; + uint8_t * py, * pu, * pv; + int i, j; + + dst = id->rgb_ptr + id->rgb_slice * v_offset; + py = src[0]; pu = src[1]; pv = src[2]; + + i = 16; + do { + j = id->width; + do { + mmx_yuv2rgb (py, pu, pv); + mmx_unpack_16rgb (dst, cpu); + py += 8; + pu += 4; + pv += 4; + dst += 16; + } while (--j); + + dst += id->rgb_increm; + py += id->y_increm; + if (--i == id->field) { + dst = id->rgb_ptr + id->rgb_slice * (v_offset + 1); + py = src[0] + id->y_stride_frame; + pu = src[1] + id->uv_stride_frame; + pv = src[2] + id->uv_stride_frame; + } else if (! (i & id->chroma420)) { + pu += id->uv_increm; + pv += id->uv_increm; + } else { + pu -= id->uv_stride_frame; + pv -= id->uv_stride_frame; + } + } while (i); +} + +static inline void argb32 (void * const _id, uint8_t * const * src, + const unsigned int v_offset, const int cpu) +{ + convert_rgb_t * const id = (convert_rgb_t *) _id; + uint8_t * dst; + uint8_t * py, * pu, * pv; + int i, j; + + dst = id->rgb_ptr + id->rgb_slice * v_offset; + py = src[0]; pu = src[1]; pv = src[2]; + + i = 16; + do { + j = id->width; + do { + mmx_yuv2rgb (py, pu, pv); + mmx_unpack_32rgb (dst, cpu); + py += 8; + pu += 4; + pv += 4; + dst += 32; + } while (--j); + + dst += id->rgb_increm; + py += id->y_increm; + if (--i == id->field) { + dst = id->rgb_ptr + id->rgb_slice * (v_offset + 1); + py = src[0] + id->y_stride_frame; + pu = src[1] + id->uv_stride_frame; + pv = src[2] + id->uv_stride_frame; + } else if (! (i & id->chroma420)) { + pu += id->uv_increm; + pv += id->uv_increm; + } else { + pu -= id->uv_stride_frame; + pv -= id->uv_stride_frame; + } + } while (i); +} + +static void mmxext_rgb16 (void * id, uint8_t * const * src, + unsigned int v_offset) +{ + rgb16 (id, src, v_offset, CPU_MMXEXT); +} + +static void mmxext_argb32 (void * id, uint8_t * const * src, + unsigned int v_offset) +{ + argb32 (id, src, v_offset, CPU_MMXEXT); +} + +static void mmx_rgb16 (void * id, uint8_t * const * src, unsigned int v_offset) +{ + rgb16 (id, src, v_offset, CPU_MMX); +} + +static void mmx_argb32 (void * id, uint8_t * const * src, + unsigned int v_offset) +{ + argb32 (id, src, v_offset, CPU_MMX); +} + +mpeg2convert_copy_t * mpeg2convert_rgb_mmxext (int order, int bpp, + const mpeg2_sequence_t * seq) +{ + if (order == MPEG2CONVERT_RGB && seq->chroma_width < seq->width) { + if (bpp == 16) + return mmxext_rgb16; + else if (bpp == 32) + return mmxext_argb32; + } + return NULL; /* Fallback to C */ +} + +mpeg2convert_copy_t * mpeg2convert_rgb_mmx (int order, int bpp, + const mpeg2_sequence_t * seq) +{ + if (order == MPEG2CONVERT_RGB && seq->chroma_width < seq->width) { + if (bpp == 16) + return mmx_rgb16; + else if (bpp == 32) + return mmx_argb32; + } + return NULL; /* Fallback to C */ +} +#endif diff --git a/libmpeg2/convert/rgb_vis.c b/libmpeg2/convert/rgb_vis.c new file mode 100644 index 0000000..49d8d1d --- /dev/null +++ b/libmpeg2/convert/rgb_vis.c @@ -0,0 +1,384 @@ +/* + * rgb_vis.c + * Copyright (C) 2003 David S. Miller <davem@redhat.com> + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "config.h" + +#ifdef ARCH_SPARC + +#include <stddef.h> +#include <inttypes.h> + +#include "mpeg2.h" +#include "mpeg2convert.h" +#include "convert_internal.h" +#include "attributes.h" +#include "vis.h" + +/* Based partially upon the MMX yuv2rgb code, see there for credits. + * + * The difference here is that since we have enough registers we + * process both even and odd scanlines in one pass. + */ + +static const uint16_t const_2048[] ATTR_ALIGN(8) = {2048, 2048, 2048, 2048}; +static const uint16_t const_1024[] ATTR_ALIGN(8) = {1024, 1024, 1024, 1024}; +static const uint16_t const_128[] ATTR_ALIGN(8) = {128, 128, 128, 128}; +static const uint8_t const_Ugreen[] ATTR_ALIGN(8) = + {0xf3, 0x00, 0xf3, 0x00, 0xf3, 0x00, 0xf3, 0x00}; +static const uint8_t const_Vgreen[] ATTR_ALIGN(8) = + {0xe6, 0x00, 0xe6, 0x00, 0xe6, 0x00, 0xe6, 0x00}; +static const uint8_t const_Ublue_Vred[] ATTR_ALIGN(8) = + {0x41, 0x41, 0x41, 0x41, 0x33, 0x33, 0x33, 0x33}; +static const uint8_t const_Ycoeff[] ATTR_ALIGN(4) = {0x25, 0x25, 0x25, 0x25}; + +#define TMP0 0 +#define TMP1 1 +#define TMP2 2 +#define TMP3 3 +#define TMP4 4 +#define TMP5 5 +#define TMP6 6 +#define TMP7 7 +#define TMP8 8 +#define TMP9 9 +#define TMP10 10 +#define TMP11 11 +#define TMP12 12 +#define TMP13 13 + +#define CONST_UBLUE 14 +#define CONST_VRED 15 +#define CONST_2048 16 + +#define BLUE8_EVEN 18 +#define BLUE8_ODD 19 +#define RED8_EVEN 20 +#define RED8_ODD 21 +#define GREEN8_EVEN 22 +#define GREEN8_ODD 23 + +#define BLUE8_2_EVEN 24 +#define BLUE8_2_ODD 25 +#define RED8_2_EVEN 26 +#define RED8_2_ODD 27 +#define GREEN8_2_EVEN 28 +#define GREEN8_2_ODD 29 + +#define CONST_YCOEFF 30 +#define ZEROS 31 + +#define PU_0 32 +#define PU_2 34 +#define PV_0 36 +#define PV_2 38 +#define PY_0 40 +#define PY_2 42 +#define PY_4 44 +#define PY_6 46 + +#define CONST_128 56 +#define CONST_1024 58 +#define CONST_VGREEN 60 +#define CONST_UGREEN 62 + +static inline void vis_init_consts(void) +{ + vis_set_gsr(7 << VIS_GSR_SCALEFACT_SHIFT); + + vis_ld64(const_2048[0], CONST_2048); + vis_ld64(const_1024[0], CONST_1024); + vis_ld64(const_Ugreen[0], CONST_UGREEN); + vis_ld64(const_Vgreen[0], CONST_VGREEN); + vis_fzeros(ZEROS); + vis_ld64(const_Ublue_Vred[0], CONST_UBLUE); + vis_ld32(const_Ycoeff[0], CONST_YCOEFF); + vis_ld64(const_128[0], CONST_128); +} + +static inline void vis_yuv2rgb(uint8_t *py, uint8_t *pu, uint8_t *pv, + int y_stride) +{ + vis_ld32(pu[0], TMP0); + + vis_ld32(pv[0], TMP2); + + vis_ld64(py[0], TMP4); + vis_mul8x16au(TMP0, CONST_2048, PU_0); + + vis_ld64_2(py, y_stride, TMP8); + vis_mul8x16au(TMP2, CONST_2048, PV_0); + + vis_pmerge(TMP4, TMP5, TMP6); + + vis_pmerge(TMP6, TMP7, TMP4); + + vis_pmerge(TMP8, TMP9, TMP10); + + vis_pmerge(TMP10, TMP11, TMP8); + vis_mul8x16au(TMP4, CONST_2048, PY_0); + + vis_psub16(PU_0, CONST_1024, PU_0); + vis_mul8x16au(TMP5, CONST_2048, PY_2); + + vis_psub16(PV_0, CONST_1024, PV_0); + vis_mul8x16au(TMP8, CONST_2048, PY_4); + + vis_psub16(PY_0, CONST_128, PY_0); + vis_mul8x16au(TMP9, CONST_2048, PY_6); + + vis_psub16(PY_2, CONST_128, PY_2); + vis_mul8x16(CONST_YCOEFF, PY_0, PY_0); + + vis_psub16(PY_4, CONST_128, PY_4); + vis_mul8x16(CONST_YCOEFF, PY_2, PY_2); + + vis_psub16(PY_6, CONST_128, PY_6); + vis_mul8x16(CONST_YCOEFF, PY_4, PY_4); + + vis_mul8x16(CONST_YCOEFF, PY_6, PY_6); + + vis_mul8sux16(CONST_UGREEN, PU_0, TMP0); + + vis_mul8sux16(CONST_VGREEN, PV_0, TMP2); + + vis_mul8x16(CONST_UBLUE, PU_0, TMP4); + + vis_mul8x16(CONST_VRED, PV_0, TMP6); + vis_padd16(TMP0, TMP2, TMP10); + + vis_padd16(PY_0, TMP4, TMP0); + + vis_padd16(PY_2, TMP4, TMP2); + vis_pack16(TMP0, BLUE8_EVEN); + + vis_padd16(PY_4, TMP4, TMP0); + vis_pack16(TMP2, BLUE8_ODD); + + vis_padd16(PY_6, TMP4, TMP2); + vis_pack16(TMP0, BLUE8_2_EVEN); + + vis_padd16(PY_0, TMP6, TMP0); + vis_pack16(TMP2, BLUE8_2_ODD); + + vis_padd16(PY_2, TMP6, TMP2); + vis_pack16(TMP0, RED8_EVEN); + + vis_padd16(PY_4, TMP6, TMP0); + vis_pack16(TMP2, RED8_ODD); + + vis_padd16(PY_6, TMP6, TMP2); + vis_pack16(TMP0, RED8_2_EVEN); + + vis_padd16(PY_0, TMP10, TMP0); + vis_pack16(TMP2, RED8_2_ODD); + + vis_padd16(PY_2, TMP10, TMP2); + vis_pack16(TMP0, GREEN8_EVEN); + + vis_padd16(PY_4, TMP10, TMP0); + vis_pack16(TMP2, GREEN8_ODD); + + vis_padd16(PY_6, TMP10, TMP2); + vis_pack16(TMP0, GREEN8_2_EVEN); + + vis_pack16(TMP2, GREEN8_2_ODD); + vis_pmerge(BLUE8_EVEN, BLUE8_ODD, BLUE8_EVEN); + + vis_pmerge(BLUE8_2_EVEN, BLUE8_2_ODD, BLUE8_2_EVEN); + + vis_pmerge(RED8_EVEN, RED8_ODD, RED8_EVEN); + + vis_pmerge(RED8_2_EVEN, RED8_2_ODD, RED8_2_EVEN); + + vis_pmerge(GREEN8_EVEN, GREEN8_ODD, GREEN8_EVEN); + + vis_pmerge(GREEN8_2_EVEN, GREEN8_2_ODD, GREEN8_2_EVEN); +} + +static inline void vis_unpack_32rgb(uint8_t *image, int stride) +{ + vis_pmerge(ZEROS, GREEN8_EVEN, TMP0); + vis_pmerge(RED8_EVEN, BLUE8_EVEN, TMP2); + + vis_pmerge(TMP0, TMP2, TMP4); + vis_st64(TMP4, image[0]); + + vis_pmerge(TMP1, TMP3, TMP6); + vis_st64_2(TMP6, image, 8); + + vis_pmerge(ZEROS, GREEN8_ODD, TMP8); + vis_pmerge(RED8_ODD, BLUE8_ODD, TMP10); + + vis_pmerge(TMP8, TMP10, TMP0); + vis_st64_2(TMP0, image, 16); + + vis_pmerge(TMP9, TMP11, TMP2); + vis_st64_2(TMP2, image, 24); + + image += stride; + + vis_pmerge(ZEROS, GREEN8_2_EVEN, TMP0); + vis_pmerge(RED8_2_EVEN, BLUE8_2_EVEN, TMP2); + + vis_pmerge(TMP0, TMP2, TMP4); + vis_st64(TMP4, image[0]); + + vis_pmerge(TMP1, TMP3, TMP6); + vis_st64_2(TMP6, image, 8); + + vis_pmerge(ZEROS, GREEN8_2_ODD, TMP8); + vis_pmerge(RED8_2_ODD, BLUE8_2_ODD, TMP10); + + vis_pmerge(TMP8, TMP10, TMP0); + vis_st64_2(TMP0, image, 16); + + vis_pmerge(TMP9, TMP11, TMP2); + vis_st64_2(TMP2, image, 24); +} + +static inline void vis_unpack_32bgr(uint8_t *image, int stride) +{ + vis_pmerge(ZEROS, GREEN8_EVEN, TMP0); + vis_pmerge(BLUE8_EVEN, RED8_EVEN, TMP2); + + vis_pmerge(TMP0, TMP2, TMP4); + vis_st64(TMP4, image[0]); + + vis_pmerge(TMP1, TMP3, TMP6); + vis_st64_2(TMP6, image, 8); + + vis_pmerge(ZEROS, GREEN8_ODD, TMP8); + vis_pmerge(BLUE8_ODD, RED8_ODD, TMP10); + + vis_pmerge(TMP8, TMP10, TMP0); + vis_st64_2(TMP0, image, 16); + + vis_pmerge(TMP9, TMP11, TMP2); + vis_st64_2(TMP2, image, 24); + + image += stride; + + vis_pmerge(ZEROS, GREEN8_2_EVEN, TMP0); + vis_pmerge(BLUE8_2_EVEN, RED8_2_EVEN, TMP2); + + vis_pmerge(TMP0, TMP2, TMP4); + vis_st64(TMP4, image[0]); + + vis_pmerge(TMP1, TMP3, TMP6); + vis_st64_2(TMP6, image, 8); + + vis_pmerge(ZEROS, GREEN8_2_ODD, TMP8); + vis_pmerge(BLUE8_2_ODD, RED8_2_ODD, TMP10); + + vis_pmerge(TMP8, TMP10, TMP0); + vis_st64_2(TMP0, image, 16); + + vis_pmerge(TMP9, TMP11, TMP2); + vis_st64_2(TMP2, image, 24); +} + +static inline void vis_yuv420_argb32(uint8_t *image, + uint8_t *py, uint8_t *pu, uint8_t *pv, + int width, int height, int rgb_stride, + int y_stride, int uv_stride) +{ + height >>= 1; + uv_stride -= width >> 1; + do { + int i = width >> 3; + do { + vis_yuv2rgb(py, pu, pv, y_stride); + vis_unpack_32rgb(image, rgb_stride); + py += 8; + pu += 4; + pv += 4; + image += 32; + } while (--i); + + py += (y_stride << 1) - width; + image += (rgb_stride << 1) - 4 * width; + pu += uv_stride; + pv += uv_stride; + } while (--height); +} + +static inline void vis_yuv420_abgr32(uint8_t *image, + uint8_t *py, uint8_t *pu, uint8_t *pv, + int width, int height, int rgb_stride, + int y_stride, int uv_stride) +{ + height >>= 1; + uv_stride -= width >> 1; + do { + int i = width >> 3; + do { + vis_yuv2rgb(py, pu, pv, y_stride); + vis_unpack_32bgr(image, rgb_stride); + py += 8; + pu += 4; + pv += 4; + image += 32; + } while (--i); + + py += (y_stride << 1) - width; + image += (rgb_stride << 1) - 4 * width; + pu += uv_stride; + pv += uv_stride; + } while (--height); +} + +static void vis_argb32(void *_id, uint8_t * const *src, + unsigned int v_offset) +{ + convert_rgb_t *id = (convert_rgb_t *) _id; + + vis_init_consts(); + vis_yuv420_argb32(id->rgb_ptr + id->rgb_stride * v_offset, + src[0], src[1], src[2], id->width, 16, + id->rgb_stride, id->y_stride, id->y_stride >> 1); +} + +static void vis_abgr32(void *_id, uint8_t * const *src, + unsigned int v_offset) +{ + convert_rgb_t *id = (convert_rgb_t *) _id; + + vis_init_consts(); + vis_yuv420_abgr32(id->rgb_ptr + id->rgb_stride * v_offset, + src[0], src[1], src[2], id->width, 16, + id->rgb_stride, id->y_stride, id->y_stride >> 1); +} + +mpeg2convert_copy_t *mpeg2convert_rgb_vis(int order, int bpp, + const mpeg2_sequence_t * seq) +{ + if (bpp == 32 && seq->chroma_height < seq->height) { + if (order == MPEG2CONVERT_RGB) + return vis_argb32; + if (order == MPEG2CONVERT_BGR) + return vis_abgr32; + } + + return NULL; /* Fallback to C */ +} + +#endif /* ARCH_SPARC */ diff --git a/libmpeg2/convert/uyvy.c b/libmpeg2/convert/uyvy.c new file mode 100644 index 0000000..7f107ff --- /dev/null +++ b/libmpeg2/convert/uyvy.c @@ -0,0 +1,123 @@ +/* + * uyvy.c + * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> + * Copyright (C) 2003 Regis Duchesne <hpreg@zoy.org> + * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "config.h" + +#include <inttypes.h> + +#include "mpeg2.h" +#include "mpeg2convert.h" + +typedef struct { + int width; + int stride; + int chroma420; + uint8_t * out; +} convert_uyvy_t; + +static void uyvy_start (void * _id, const mpeg2_fbuf_t * fbuf, + const mpeg2_picture_t * picture, + const mpeg2_gop_t * gop) +{ + convert_uyvy_t * instance = (convert_uyvy_t *) _id; + + instance->out = fbuf->buf[0]; + instance->stride = instance->width; + if (picture->nb_fields == 1) { + if (! (picture->flags & PIC_FLAG_TOP_FIELD_FIRST)) + instance->out += 2 * instance->stride; + instance->stride <<= 1; + } +} + +#ifdef WORDS_BIGENDIAN +#define PACK(a,b,c,d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d)) +#else +#define PACK(a,b,c,d) (((d) << 24) | ((c) << 16) | ((b) << 8) | (a)) +#endif + +static void uyvy_copy (void * const _id, uint8_t * const * src, + const unsigned int v_offset) +{ + const convert_uyvy_t * const id = (convert_uyvy_t *) _id; + uint8_t * _dst; + uint8_t * py, * pu, * pv; + int i, j; + + _dst = id->out + 2 * id->stride * v_offset; + py = src[0]; pu = src[1]; pv = src[2]; + + i = 16; + do { + uint32_t * dst = (uint32_t *) _dst; + + j = id->width >> 4; + do { + dst[0] = PACK (pu[0], py[0], pv[0], py[1]); + dst[1] = PACK (pu[1], py[2], pv[1], py[3]); + dst[2] = PACK (pu[2], py[4], pv[2], py[5]); + dst[3] = PACK (pu[3], py[6], pv[3], py[7]); + dst[4] = PACK (pu[4], py[8], pv[4], py[9]); + dst[5] = PACK (pu[5], py[10], pv[5], py[11]); + dst[6] = PACK (pu[6], py[12], pv[6], py[13]); + dst[7] = PACK (pu[7], py[14], pv[7], py[15]); + py += 16; + pu += 8; + pv += 8; + dst += 8; + } while (--j); + py -= id->width; + pu -= id->width >> 1; + pv -= id->width >> 1; + _dst += 2 * id->stride; + py += id->stride; + if (! (--i & id->chroma420)) { + pu += id->stride >> 1; + pv += id->stride >> 1; + } + } while (i); +} + +int mpeg2convert_uyvy (int stage, void * _id, const mpeg2_sequence_t * seq, + int stride, uint32_t accel, void * arg, + mpeg2_convert_init_t * result) +{ + convert_uyvy_t * instance = (convert_uyvy_t *) _id; + + if (seq->chroma_width == seq->width) + return 1; + + if (instance) { + instance->width = seq->width; + instance->chroma420 = (seq->chroma_height < seq->height); + result->buf_size[0] = seq->width * seq->height * 2; + result->buf_size[1] = result->buf_size[2] = 0; + result->start = uyvy_start; + result->copy = uyvy_copy; + } else { + result->id_size = sizeof (convert_uyvy_t); + } + + return 0; +} |