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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - Native API implementation - |
* - Native API implementation - |
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* |
* |
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* Copyright(C) 2001-2002 Peter Ross <pross@cs.rmit.edu.au> |
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* |
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* This program is an implementation of a part of one or more MPEG-4 |
* This program is an implementation of a part of one or more MPEG-4 |
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* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
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* to use this software module in hardware or software products are |
* to use this software module in hardware or software products are |
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* along with this program ; if not, write to the Free Software |
* along with this program ; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
* |
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****************************************************************************/ |
* $Id: xvid.c,v 1.36 2002-09-04 22:08:45 edgomez Exp $ |
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/***************************************************************************** |
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* |
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* History |
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* |
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* - 23.06.2002 added XVID_CPU_CHKONLY |
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* - 17.03.2002 Added interpolate8x8_halfpel_hv_xmm |
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* - 22.12.2001 API change: added xvid_init() - Isibaar |
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* - 16.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> |
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* |
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* $Id: xvid.c,v 1.32 2002-07-21 23:34:08 chl Exp $ |
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* |
* |
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****************************************************************************/ |
****************************************************************************/ |
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/* |
/* |
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calls the funcptr, and returns whether SIGILL (illegal instruction) was signalled |
* Calls the funcptr, and returns whether SIGILL (illegal instruction) was signalled |
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return values: |
* Return values: |
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-1 : could not determine |
* -1 : could not determine |
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0 : SIGILL was *not* signalled |
* 0 : SIGILL was *not* signalled |
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1 : SIGILL was signalled |
* 1 : SIGILL was signalled |
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*/ |
*/ |
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int |
int |
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/* Functions used in motion estimation algorithms */ |
/* Functions used in motion estimation algorithms */ |
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calc_cbp = calc_cbp_c; |
calc_cbp = calc_cbp_c; |
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sad16 = sad16_c; |
sad16 = sad16_c; |
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sad16bi = sad16bi_c; |
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sad8 = sad8_c; |
sad8 = sad8_c; |
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dev16 = dev16_c; |
sad16bi = sad16bi_c; |
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sad8bi = sad8bi_c; |
sad8bi = sad8bi_c; |
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dev16 = dev16_c; |
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Halfpel8_Refine = Halfpel8_Refine_c; |
Halfpel8_Refine = Halfpel8_Refine_c; |
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#ifdef ARCH_X86 |
#ifdef ARCH_X86 |
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calc_cbp = calc_cbp_mmx; |
calc_cbp = calc_cbp_mmx; |
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sad16 = sad16_mmx; |
sad16 = sad16_mmx; |
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sad8 = sad8_mmx; |
sad8 = sad8_mmx; |
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sad16bi = sad16bi_mmx; |
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sad8bi = sad8bi_mmx; |
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dev16 = dev16_mmx; |
dev16 = dev16_mmx; |
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} |
} |
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/* these 3dnow functions are faster than mmx, but slower than xmm. */ |
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if ((cpu_flags & XVID_CPU_3DNOW) > 0) { |
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/* ME functions */ |
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sad16bi = sad16bi_3dn; |
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sad8bi = sad8bi_3dn; |
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} |
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if ((cpu_flags & XVID_CPU_MMXEXT) > 0) { |
if ((cpu_flags & XVID_CPU_MMXEXT) > 0) { |
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/* Inverse DCT */ |
/* Inverse DCT */ |
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/* ME functions */ |
/* ME functions */ |
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sad16 = sad16_xmm; |
sad16 = sad16_xmm; |
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sad16bi = sad16bi_xmm; |
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sad8 = sad8_xmm; |
sad8 = sad8_xmm; |
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sad16bi = sad16bi_xmm; |
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sad8bi = sad8bi_xmm; |
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dev16 = dev16_xmm; |
dev16 = dev16_xmm; |
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} |
} |
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{ |
{ |
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switch (opt) { |
switch (opt) { |
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case XVID_ENC_ENCODE: |
case XVID_ENC_ENCODE: |
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#ifdef BFRAMES |
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if (((Encoder *) handle)->mbParam.max_bframes >= 0) |
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return encoder_encode_bframes((Encoder *) handle, (XVID_ENC_FRAME *) param1, |
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(XVID_ENC_STATS *) param2); |
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else |
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#endif |
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return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, |
return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, |
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(XVID_ENC_STATS *) param2); |
(XVID_ENC_STATS *) param2); |
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