mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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241 lines
6.8 KiB
C++
241 lines
6.8 KiB
C++
/*
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* GStreamer
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* Copyright (c) 2002 Tom Barry All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Relicensed for GStreamer from GPL to LGPL with permit from Tom Barry.
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* See: http://bugzilla.gnome.org/show_bug.cgi?id=163578
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*/
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#ifndef TopFirst
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#define TopFirst IsOdd
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#endif
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#ifdef SEFUNC
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#undef SEFUNC
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#endif
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#if defined(IS_MMXEXT)
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#define SEFUNC(x) Search_Effort_MMXEXT_##x(int src_pitch, int dst_pitch, int rowsize, const unsigned char *pWeaveSrc, const unsigned char *pWeaveSrcP, unsigned char *pWeaveDest, int IsOdd, const unsigned char *pCopySrc, const unsigned char *pCopySrcP, int FldHeight)
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#elif defined(IS_3DNOW)
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#define SEFUNC(x) Search_Effort_3DNOW_##x(int src_pitch, int dst_pitch, int rowsize, const unsigned char *pWeaveSrc, const unsigned char *pWeaveSrcP, unsigned char *pWeaveDest, int IsOdd, const unsigned char *pCopySrc, const unsigned char *pCopySrcP, int FldHeight)
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#elif defined(IS_MMX)
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#define SEFUNC(x) Search_Effort_MMX_##x(int src_pitch, int dst_pitch, int rowsize, const unsigned char *pWeaveSrc, const unsigned char *pWeaveSrcP, unsigned char *pWeaveDest, int IsOdd, const unsigned char *pCopySrc, const unsigned char *pCopySrcP, int FldHeight)
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#else
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#define SEFUNC(x) Search_Effort_C_##x(int src_pitch, int dst_pitch, int rowsize, const unsigned char *pWeaveSrc, const unsigned char *pWeaveSrcP, unsigned char *pWeaveDest, int IsOdd, const unsigned char *pCopySrc, const unsigned char *pCopySrcP, int FldHeight)
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#endif
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#include "TomsMoCompAll2.inc"
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#define USE_STRANGE_BOB
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#include "TomsMoCompAll2.inc"
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#undef USE_STRANGE_BOB
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#undef SEFUNC
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#if defined(IS_MMXEXT)
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#define SEFUNC(x) Search_Effort_MMXEXT_##x(src_pitch, dst_pitch, rowsize, pWeaveSrc, pWeaveSrcP, pWeaveDest, IsOdd, pCopySrc, pCopySrcP, FldHeight)
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#elif defined(IS_3DNOW)
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#define SEFUNC(x) Search_Effort_3DNOW_##x(src_pitch, dst_pitch, rowsize, pWeaveSrc, pWeaveSrcP, pWeaveDest, IsOdd, pCopySrc, pCopySrcP, FldHeight)
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#elif defined(IS_MMX)
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#define SEFUNC(x) Search_Effort_MMX_##x(src_pitch, dst_pitch, rowsize, pWeaveSrc, pWeaveSrcP, pWeaveDest, IsOdd, pCopySrc, pCopySrcP, FldHeight)
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#else
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#define SEFUNC(x) Search_Effort_C_##x(src_pitch, dst_pitch, rowsize, pWeaveSrc, pWeaveSrcP, pWeaveDest, IsOdd, pCopySrc, pCopySrcP, FldHeight)
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#endif
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void FUNCT_NAME(GstDeinterlaceMethod *d_method, GstDeinterlace* object, GstBuffer *outbuf)
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{
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GstDeinterlaceMethodTomsMoComp *self = GST_DEINTERLACE_METHOD_TOMSMOCOMP (d_method);
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long SearchEffort = self->search_effort;
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int UseStrangeBob = self->strange_bob;
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int IsOdd;
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const unsigned char *pWeaveSrc;
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const unsigned char *pWeaveSrcP;
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unsigned char *pWeaveDest;
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const unsigned char *pCopySrc;
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const unsigned char *pCopySrcP;
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unsigned char *pCopyDest;
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int src_pitch;
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int dst_pitch;
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int rowsize;
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int FldHeight;
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/* double stride do address just every odd/even scanline */
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src_pitch = object->field_stride;
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dst_pitch = object->row_stride;
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rowsize = object->row_stride;
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FldHeight = object->field_height;
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pCopySrc = GST_BUFFER_DATA(object->field_history[object->history_count-1].buf);
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pCopySrcP = GST_BUFFER_DATA(object->field_history[object->history_count-3].buf);
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pWeaveSrc = GST_BUFFER_DATA(object->field_history[object->history_count-2].buf);
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pWeaveSrcP = GST_BUFFER_DATA(object->field_history[object->history_count-4].buf);
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/* use bottom field and interlace top field */
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if (object->field_history[object->history_count-2].flags == PICTURE_INTERLACED_BOTTOM) {
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IsOdd = 1;
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// if we have an odd field we copy an even field and weave an odd field
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pCopyDest = GST_BUFFER_DATA(outbuf);
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pWeaveDest = pCopyDest + dst_pitch;
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}
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/* do it vice verca */
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else {
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IsOdd = 0;
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// if we have an even field we copy an odd field and weave an even field
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pCopyDest = GST_BUFFER_DATA(outbuf) + dst_pitch;
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pWeaveDest = GST_BUFFER_DATA(outbuf);
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}
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// copy 1st and last weave lines
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Fieldcopy(pWeaveDest, pCopySrc, rowsize,
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1, dst_pitch*2, src_pitch);
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Fieldcopy(pWeaveDest+(FldHeight-1)*dst_pitch*2,
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pCopySrc+(FldHeight-1)*src_pitch, rowsize,
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1, dst_pitch*2, src_pitch);
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#ifdef USE_VERTICAL_FILTER
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// Vertical Filter currently not implemented for DScaler !!
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// copy 1st and last lines the copy field
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Fieldcopy(pCopyDest, pCopySrc, rowsize,
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1, dst_pitch*2, src_pitch);
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Fieldcopy(pCopyDest+(FldHeight-1)*dst_pitch*2,
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pCopySrc+(FldHeight-1)*src_pitch, rowsize,
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1, dst_pitch*2, src_pitch);
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#else
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// copy all of the copy field
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Fieldcopy(pCopyDest, pCopySrc, rowsize,
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FldHeight, dst_pitch*2, src_pitch);
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#endif
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// then go fill in the hard part, being variously lazy depending upon
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// SearchEffort
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if(!UseStrangeBob) {
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if (SearchEffort == 0)
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{
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SEFUNC(0);
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}
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else if (SearchEffort <= 1)
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{
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SEFUNC(1);
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}
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/* else if (SearchEffort <= 2)
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{
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SEFUNC(2);
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}
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*/
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else if (SearchEffort <= 3)
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{
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SEFUNC(3);
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}
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else if (SearchEffort <= 5)
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{
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SEFUNC(5);
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}
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else if (SearchEffort <= 9)
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{
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SEFUNC(9);
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}
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else if (SearchEffort <= 11)
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{
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SEFUNC(11);
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}
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else if (SearchEffort <= 13)
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{
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SEFUNC(13);
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}
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else if (SearchEffort <= 15)
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{
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SEFUNC(15);
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}
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else if (SearchEffort <= 19)
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{
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SEFUNC(19);
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}
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else if (SearchEffort <= 21)
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{
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SEFUNC(21);
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}
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else
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{
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SEFUNC(Max);
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}
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}
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else
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{
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if (SearchEffort == 0)
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{
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SEFUNC(0SB);
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}
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else if (SearchEffort <= 1)
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{
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SEFUNC(1SB);
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}
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/* else if (SearchEffort <= 2)
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{
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SEFUNC(2SB);
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}
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*/
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else if (SearchEffort <= 3)
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{
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SEFUNC(3SB);
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}
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else if (SearchEffort <= 5)
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{
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SEFUNC(5SB);
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}
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else if (SearchEffort <= 9)
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{
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SEFUNC(9SB);
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}
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else if (SearchEffort <= 11)
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{
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SEFUNC(11SB);
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}
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else if (SearchEffort <= 13)
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{
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SEFUNC(13SB);
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}
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else if (SearchEffort <= 15)
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{
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SEFUNC(15SB);
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}
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else if (SearchEffort <= 19)
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{
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SEFUNC(19SB);
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}
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else if (SearchEffort <= 21)
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{
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SEFUNC(21SB);
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}
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else
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{
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SEFUNC(MaxSB);
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}
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}
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#if defined(BUILD_X86_ASM) && !defined(IS_C)
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__asm__ __volatile__("emms");
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#endif
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}
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