diff options
Diffstat (limited to 'libavcodec/arm/mpegvideo_iwmmxt.c')
| -rw-r--r-- | libavcodec/arm/mpegvideo_iwmmxt.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/libavcodec/arm/mpegvideo_iwmmxt.c b/libavcodec/arm/mpegvideo_iwmmxt.c deleted file mode 100644 index c85e6dc8b1..0000000000 --- a/libavcodec/arm/mpegvideo_iwmmxt.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * copyright (c) 2004 AGAWA Koji - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/cpu.h" -#include "libavcodec/avcodec.h" -#include "libavcodec/dsputil.h" -#include "libavcodec/mpegvideo.h" -#include "mpegvideo_arm.h" - -static void dct_unquantize_h263_intra_iwmmxt(MpegEncContext *s, - DCTELEM *block, int n, int qscale) -{ - int level, qmul, qadd; - int nCoeffs; - DCTELEM *block_orig = block; - - assert(s->block_last_index[n]>=0); - - qmul = qscale << 1; - - if (!s->h263_aic) { - if (n < 4) - level = block[0] * s->y_dc_scale; - else - level = block[0] * s->c_dc_scale; - qadd = (qscale - 1) | 1; - }else{ - qadd = 0; - level = block[0]; - } - if(s->ac_pred) - nCoeffs=63; - else - nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ]; - - __asm__ volatile ( -/* "movd %1, %%mm6 \n\t" //qmul */ -/* "packssdw %%mm6, %%mm6 \n\t" */ -/* "packssdw %%mm6, %%mm6 \n\t" */ - "tbcsth wr6, %[qmul] \n\t" -/* "movd %2, %%mm5 \n\t" //qadd */ -/* "packssdw %%mm5, %%mm5 \n\t" */ -/* "packssdw %%mm5, %%mm5 \n\t" */ - "tbcsth wr5, %[qadd] \n\t" - "wzero wr7 \n\t" /* "pxor %%mm7, %%mm7 \n\t" */ - "wzero wr4 \n\t" /* "pxor %%mm4, %%mm4 \n\t" */ - "wsubh wr7, wr5, wr7 \n\t" /* "psubw %%mm5, %%mm7 \n\t" */ - "1: \n\t" - "wldrd wr2, [%[block]] \n\t" /* "movq (%0, %3), %%mm0 \n\t" */ - "wldrd wr3, [%[block], #8] \n\t" /* "movq 8(%0, %3), %%mm1 \n\t" */ - "wmulsl wr0, wr6, wr2 \n\t" /* "pmullw %%mm6, %%mm0 \n\t" */ - "wmulsl wr1, wr6, wr3 \n\t" /* "pmullw %%mm6, %%mm1 \n\t" */ -/* "movq (%0, %3), %%mm2 \n\t" */ -/* "movq 8(%0, %3), %%mm3 \n\t" */ - "wcmpgtsh wr2, wr4, wr2 \n\t" /* "pcmpgtw %%mm4, %%mm2 \n\t" // block[i] < 0 ? -1 : 0 */ - "wcmpgtsh wr3, wr4, wr2 \n\t" /* "pcmpgtw %%mm4, %%mm3 \n\t" // block[i] < 0 ? -1 : 0 */ - "wxor wr0, wr2, wr0 \n\t" /* "pxor %%mm2, %%mm0 \n\t" */ - "wxor wr1, wr3, wr1 \n\t" /* "pxor %%mm3, %%mm1 \n\t" */ - "waddh wr0, wr7, wr0 \n\t" /* "paddw %%mm7, %%mm0 \n\t" */ - "waddh wr1, wr7, wr1 \n\t" /* "paddw %%mm7, %%mm1 \n\t" */ - "wxor wr2, wr0, wr2 \n\t" /* "pxor %%mm0, %%mm2 \n\t" */ - "wxor wr3, wr1, wr3 \n\t" /* "pxor %%mm1, %%mm3 \n\t" */ - "wcmpeqh wr0, wr7, wr0 \n\t" /* "pcmpeqw %%mm7, %%mm0 \n\t" // block[i] == 0 ? -1 : 0 */ - "wcmpeqh wr1, wr7, wr1 \n\t" /* "pcmpeqw %%mm7, %%mm1 \n\t" // block[i] == 0 ? -1 : 0 */ - "wandn wr0, wr2, wr0 \n\t" /* "pandn %%mm2, %%mm0 \n\t" */ - "wandn wr1, wr3, wr1 \n\t" /* "pandn %%mm3, %%mm1 \n\t" */ - "wstrd wr0, [%[block]] \n\t" /* "movq %%mm0, (%0, %3) \n\t" */ - "wstrd wr1, [%[block], #8] \n\t" /* "movq %%mm1, 8(%0, %3) \n\t" */ - "add %[block], %[block], #16 \n\t" /* "addl $16, %3 \n\t" */ - "subs %[i], %[i], #1 \n\t" - "bne 1b \n\t" /* "jng 1b \n\t" */ - :[block]"+r"(block) - :[i]"r"((nCoeffs + 8) / 8), [qmul]"r"(qmul), [qadd]"r"(qadd) - :"memory"); - - block_orig[0] = level; -} - -void ff_MPV_common_init_iwmmxt(MpegEncContext *s) -{ - if (!(mm_flags & AV_CPU_FLAG_IWMMXT)) return; - - s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_iwmmxt; -} |