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/******************************************************************************
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
*******************************************************************************
* @file
* ideint.h
*
* @brief
* Deinterlacer API file
*
* @author
* Ittiam
*
* @par List of Functions:
*
* @remarks
* None
*
*******************************************************************************
*/
#ifndef __IDEINT_H__
#define __IDEINT_H__
/** Error codes */
typedef enum
{
/** Dummy error code */
IDEINT_ERROR_NA = 0x7FFFFFFF,
/** No error */
IDEINT_ERROR_NONE = 0,
/** Invalid Context */
IDEINT_INVALID_CTXT,
/** Start row not aligned to 8 */
IDEINT_START_ROW_UNALIGNED,
}IDEINT_ERROR_T;
/** Modes of deinterlacing */
typedef enum
{
/** Dummy mode */
IDEINT_MODE_NA = 0x7FFFFFFF,
/** Weave two fields to get a frame, no filtering */
IDEINT_MODE_WEAVE = 0,
/** Weave two fields in static blocks and
spatial filtering for non-static blocks */
IDEINT_MODE_SPATIAL,
}IDEINT_MODE_T;
/** Deinterlacer parameters */
typedef struct
{
/** Mode for deinterlacing */
IDEINT_MODE_T e_mode;
/** Flag to indicate if the current field is top field,
* Prev and Next field are assumed to be of opposite parity
*/
WORD32 i4_cur_fld_top;
/** Flag to signal if weave should be disabled.
* i.e. output already contains weaved fields
*/
WORD32 i4_disable_weave;
/** CPU Architecture */
ICV_ARCH_T e_arch;
/** SOC */
ICV_SOC_T e_soc;
/** Pointer to a function for aligned allocation.
* If NULL, then malloc will be used internally
* Module will allocate if any extra memory is needed
*/
void *(*pf_aligned_alloc)(WORD32 alignment, WORD32 size);
/** Pointer to a function for aligned free.
* If NULL, then free will be used internally
*/
void (*pf_aligned_free)(void *pv_buf);
}ideint_params_t;
/** Deinterlacer context size */
WORD32 ideint_ctxt_size(void);
/** Deinterlacer process */
IDEINT_ERROR_T ideint_process(void *pv_ctxt,
icv_pic_t *ps_prv_fld,
icv_pic_t *ps_cur_fld,
icv_pic_t *ps_nxt_fld,
icv_pic_t *ps_out_frm,
ideint_params_t *ps_params,
WORD32 start_row,
WORD32 num_rows);
#endif /* __IDEINT_H__ */