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      1 /******************************************************************************
      2  *
      3  * Copyright (C) 2018 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 ******************************************************************************
     22 * \file ihevce_plugin.h
     23 *
     24 * \brief
     25 *    This file contains plugin interface definations and structures
     26 *
     27 * \date
     28 *    15/04/2014
     29 *
     30 * \author
     31 *    Ittiam
     32 *
     33 *
     34 * List of Functions
     35 *
     36 *
     37 ******************************************************************************
     38 */
     39 #ifndef _IHEVCE_PLUGIN_H_
     40 #define _IHEVCE_PLUGIN_H_
     41 
     42 #ifdef __cplusplus
     43 extern "C"
     44 {
     45 #endif
     46 
     47 /*****************************************************************************/
     48 /* File Includes                                                             */
     49 /*****************************************************************************/
     50 
     51 /*****************************************************************************/
     52 /* Constant Macros                                                           */
     53 /*****************************************************************************/
     54 #define MAX_INP_PLANES 3
     55 
     56 /*****************************************************************************/
     57 /* Typedefs                                                                  */
     58 /*****************************************************************************/
     59 
     60 /*****************************************************************************/
     61 /* Enums                                                                     */
     62 /*****************************************************************************/
     63 typedef enum
     64 {
     65     IHEVCE_EFAIL = 0xFFFFFFFF,
     66     IHEVCE_EOK = 0
     67 } IHEVCE_PLUGIN_STATUS_T;
     68 
     69 /*****************************************************************************/
     70 /* Structure                                                                 */
     71 /*****************************************************************************/
     72 typedef struct
     73 {
     74     /* input buffer pointers  */
     75     void *apv_inp_planes[MAX_INP_PLANES];
     76 
     77     /* input buffer strides */
     78     WORD32 ai4_inp_strd[MAX_INP_PLANES];
     79 
     80     /* input buffer size */
     81     WORD32 ai4_inp_size[MAX_INP_PLANES];
     82 
     83     /* PTS of the input */
     84     ULWORD64 u8_pts;
     85 
     86     /* Current bitrate*/
     87     WORD32 i4_curr_bitrate;
     88 
     89     /* Current peak bitrate*/
     90     WORD32 i4_curr_peak_bitrate;
     91 
     92     /* Current rate factor*/
     93     WORD32 i4_curr_rate_factor;
     94 
     95 } ihevce_inp_buf_t;
     96 
     97 typedef struct
     98 {
     99     /* Output buffer pointer (if set to NULL then no output is sent out from encoder) */
    100     UWORD8 *pu1_output_buf;
    101 
    102     /* Number of bytes generated in the buffer */
    103     WORD32 i4_bytes_generated;
    104 
    105     /* Key frame flag */
    106     WORD32 i4_is_key_frame;
    107 
    108     /* PTS of the output */
    109     ULWORD64 u8_pts;
    110 
    111     /* DTS of the output */
    112     LWORD64 i8_dts;
    113 
    114     /* Flag to check if last output buffer sent from encoder */
    115     WORD32 i4_end_flag;
    116 
    117 } ihevce_out_buf_t;
    118 
    119 /*****************************************************************************/
    120 /* Extern Variable Declarations                                              */
    121 /*****************************************************************************/
    122 
    123 /*****************************************************************************/
    124 /* Extern Function Declarations                                              */
    125 /*****************************************************************************/
    126 
    127 IHEVCE_PLUGIN_STATUS_T ihevce_set_def_params(ihevce_static_cfg_params_t *ps_params);
    128 
    129 IHEVCE_PLUGIN_STATUS_T ihevce_init(ihevce_static_cfg_params_t *ps_params, void **ppv_ihevce_hdl);
    130 
    131 IHEVCE_PLUGIN_STATUS_T ihevce_encode_header(void *pv_ihevce_hdl, ihevce_out_buf_t *ps_out);
    132 
    133 IHEVCE_PLUGIN_STATUS_T
    134     ihevce_encode(void *pv_ihevce_hdl, ihevce_inp_buf_t *ps_inp, ihevce_out_buf_t *ps_out);
    135 
    136 IHEVCE_PLUGIN_STATUS_T ihevce_close(void *pv_ihevce_hdl);
    137 
    138 void ihevce_init_sys_api(void *pv_cb_handle, ihevce_sys_api_t *ps_sys_api);
    139 
    140 #ifdef __cplusplus
    141 }
    142 #endif
    143 
    144 #endif /* _IHEVCE_PLUGIN_H_ */
    145