1 /******************************************************************************
2  *
3  * Copyright (C) 2015 The Android Open Source Project
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at:
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *****************************************************************************
18  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19 */
20 
21 #ifndef _MB_MODEL_BASED_H_
22 #define _MB_MODEL_BASED_H_
23 
24 typedef struct mb_rate_control_t *mb_rate_control_handle;
25 
26 WORD32 irc_mbrc_num_fill_use_free_memtab(mb_rate_control_handle *pps_mb_rate_control,
27                                          itt_memtab_t *ps_memtab,
28                                          ITT_FUNC_TYPE_E e_func_type);
29 
30 /* Initializing the state structure */
31 void irc_init_mb_level_rc(mb_rate_control_handle ps_mb_rate_control);
32 
33 /* MB parameters that are to be initialized at a frame level */
34 void irc_mb_init_frame_level(mb_rate_control_handle ps_mb_rate_control,
35                              UWORD8 u1_frame_qp);
36 
37 /* MB Level call to get the mb_level QP */
38 void irc_get_mb_qp(mb_rate_control_handle ps_mb_rate_control,
39                    WORD32 i4_cur_mb_activity,
40                    WORD32 *pi4_mb_qp);
41 
42 /* MB Parameters that are to be updated at a frame level */
43 void irc_mb_update_frame_level(mb_rate_control_handle ps_mb_rate_control,
44                                WORD32 i4_avg_activity);
45 
46 /****************************************************************************
47  CONTROL FUCNTIONS FROM FRAME LEVEL
48  ****************************************************************************/
49 
50 /* Returns the stored frame level QP */
51 UWORD8 irc_get_frm_level_qp(mb_rate_control_handle ps_mb_rate_control);
52 
53 /* Disables activity based qp modulation */
54 void irc_reset_mb_activity(mb_rate_control_handle ps_mb_rate_control);
55 
56 #endif
57 
58