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Revision 1.7 - (view) (download)
| 1 : | edgomez | 1.6 | /***************************************************************************** |
| 2 : | * | ||
| 3 : | * XVID MPEG-4 VIDEO CODEC | ||
| 4 : | * - 1 Pass rate controler header file - | ||
| 5 : | * | ||
| 6 : | edgomez | 1.7 | * Copyright(C) 2002 Michael Militzer <isibaar@xvid.org> |
| 7 : | edgomez | 1.6 | * |
| 8 : | * This program is an implementation of a part of one or more MPEG-4 | ||
| 9 : | * Video tools as specified in ISO/IEC 14496-2 standard. Those intending | ||
| 10 : | * to use this software module in hardware or software products are | ||
| 11 : | * advised that its use may infringe existing patents or copyrights, and | ||
| 12 : | * any such use would be at such party's own risk. The original | ||
| 13 : | * developer of this software module and his/her company, and subsequent | ||
| 14 : | * editors and their companies, will have no liability for use of this | ||
| 15 : | * software or modifications or derivatives thereof. | ||
| 16 : | * | ||
| 17 : | * This program is free software; you can redistribute it and/or modify | ||
| 18 : | * it under the terms of the GNU General Public License as published by | ||
| 19 : | * the Free Software Foundation; either version 2 of the License, or | ||
| 20 : | * (at your option) any later version. | ||
| 21 : | * | ||
| 22 : | * This program is distributed in the hope that it will be useful, | ||
| 23 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 24 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 25 : | * GNU General Public License for more details. | ||
| 26 : | * | ||
| 27 : | * You should have received a copy of the GNU General Public License | ||
| 28 : | * along with this program; if not, write to the Free Software | ||
| 29 : | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 30 : | * | ||
| 31 : | edgomez | 1.7 | * $Id: ratecontrol.h,v 1.6 2002/09/05 20:37:40 edgomez Exp $ |
| 32 : | edgomez | 1.6 | * |
| 33 : | ****************************************************************************/ | ||
| 34 : | |||
| 35 : | Isibaar | 1.1 | #ifndef _RATECONTROL_H_ |
| 36 : | #define _RATECONTROL_H_ | ||
| 37 : | |||
| 38 : | #include "../portab.h" | ||
| 39 : | |||
| 40 : | edgomez | 1.5 | typedef struct |
| 41 : | { | ||
| 42 : | edgomez | 1.4 | int64_t size; |
| 43 : | int32_t count; | ||
| 44 : | edgomez | 1.5 | } |
| 45 : | QuantInfo; | ||
| 46 : | Isibaar | 1.1 | |
| 47 : | edgomez | 1.4 | typedef struct |
| 48 : | { | ||
| 49 : | int32_t rtn_quant; | ||
| 50 : | int64_t frames; | ||
| 51 : | int64_t total_size; | ||
| 52 : | double framerate; | ||
| 53 : | int32_t target_rate; | ||
| 54 : | int16_t max_quant; | ||
| 55 : | int16_t min_quant; | ||
| 56 : | int64_t last_change; | ||
| 57 : | int64_t quant_sum; | ||
| 58 : | double quant_error[32]; | ||
| 59 : | double avg_framesize; | ||
| 60 : | double target_framesize; | ||
| 61 : | double sequence_quality; | ||
| 62 : | int32_t averaging_period; | ||
| 63 : | int32_t reaction_delay_factor; | ||
| 64 : | int32_t buffer; | ||
| 65 : | edgomez | 1.5 | } |
| 66 : | RateControl; | ||
| 67 : | Isibaar | 1.1 | |
| 68 : | edgomez | 1.5 | void RateControlInit(RateControl * rate_control, |
| 69 : | uint32_t target_rate, | ||
| 70 : | uint32_t reaction_delay_factor, | ||
| 71 : | uint32_t averaging_period, | ||
| 72 : | uint32_t buffer, | ||
| 73 : | int framerate, | ||
| 74 : | int max_quant, | ||
| 75 : | int min_quant); | ||
| 76 : | |||
| 77 : | int RateControlGetQ(RateControl * rate_control, | ||
| 78 : | int keyframe); | ||
| 79 : | |||
| 80 : | void RateControlUpdate(RateControl * rate_control, | ||
| 81 : | int16_t quant, | ||
| 82 : | int frame_size, | ||
| 83 : | int keyframe); | ||
| 84 : | Isibaar | 1.1 | |
| 85 : | edgomez | 1.6 | #endif /* _RATECONTROL_H_ */ |
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