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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - Rate Controler module - |
* - Rate Controler module - |
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* |
* |
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* Copyright(C) 2002 Michael Militzer |
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* |
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* 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 |
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* to use this software module in hardware or software products are |
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* advised that its use may infringe existing patents or copyrights, and |
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* any such use would be at such party's own risk. The original |
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* developer of this software module and his/her company, and subsequent |
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* editors and their companies, will have no liability for use of this |
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* software or modifications or derivatives thereof. |
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* |
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* This program is free software; you can redistribute it and/or modify |
* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
* the Free Software Foundation; either version 2 of the License, or |
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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: ratecontrol.c,v 1.14 2002-09-05 21:23:03 edgomez Exp $ |
****************************************************************************/ |
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/***************************************************************************** |
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* |
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* History |
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* |
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* - Mon Jun 17 13:04:15 2002 Added legal header |
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* |
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* $Id: ratecontrol.c,v 1.19.2.1 2003-05-17 13:37:11 suxen_drol Exp $ |
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* |
* |
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****************************************************************************/ |
****************************************************************************/ |
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/* For the fabs function */ |
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#include <math.h> |
#include <math.h> |
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#include "ratecontrol.h" |
#include "ratecontrol.h" |
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/***************************************************************************** |
/***************************************************************************** |
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(double) rate_control->framerate) * |
(double) rate_control->framerate) * |
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(double) rate_control->frames)); |
(double) rate_control->frames)); |
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DEBUGCBR((int32_t) (rate_control->frames - 1), rate_control->rtn_quant, |
DPRINTF(XVID_DEBUG_RC, "CBR: frame: %i, quant: %i, deviation: %i\n", |
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(int32_t)(rate_control->frames - 1), |
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rate_control->rtn_quant, |
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(int32_t) deviation); |
(int32_t) deviation); |
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if (rate_control->rtn_quant >= 2) { |
if (rate_control->rtn_quant >= 2) { |