You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
2.3 KiB
88 lines
2.3 KiB
/******************************************************************************
|
|
*
|
|
* 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
|
|
* impeg2_utils.c
|
|
*
|
|
* @brief
|
|
* Contains utility function definitions for MPEG2 codec
|
|
*
|
|
* @author
|
|
* Harish
|
|
*
|
|
* @par List of Functions:
|
|
* - impeg2_memset0_16bit_8x8_linear_block()
|
|
* - impeg2_memset_8bit_8x8_block()
|
|
*
|
|
* @remarks
|
|
* None
|
|
*
|
|
*******************************************************************************
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include "iv_datatypedef.h"
|
|
#include "impeg2_defs.h"
|
|
|
|
/*******************************************************************************
|
|
* Function Name : impeg2_memset0_16bit_8x8_linear_block
|
|
*
|
|
* Description : memsets resudial buf to 0
|
|
*
|
|
* Arguments : destination buffer
|
|
*
|
|
* Values Returned : None
|
|
*******************************************************************************/
|
|
|
|
|
|
void impeg2_memset0_16bit_8x8_linear_block (WORD16 *pi2_buf)
|
|
{
|
|
memset(pi2_buf,0,64 * sizeof(WORD16));
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
* Function Name : impeg2_memset_8bit_8x8_block
|
|
*
|
|
* Description : memsets residual buf to value
|
|
*
|
|
* Arguments : destination buffer, value and stride
|
|
*
|
|
* Values Returned : None
|
|
*******************************************************************************/
|
|
|
|
|
|
void impeg2_memset_8bit_8x8_block(UWORD8 *pu1_dst, WORD32 u4_dc_val, WORD32 u4_dst_wd)
|
|
{
|
|
WORD32 j;
|
|
|
|
for(j = BLK_SIZE; j > 0; j--)
|
|
{
|
|
memset(pu1_dst, u4_dc_val, BLK_SIZE);
|
|
pu1_dst += u4_dst_wd;
|
|
}
|
|
}
|
|
|
|
|
|
|