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libhevc-mirror/decoder/ihevcd_fmt_conv.c
Naveen Kumar Ponnusamy 9663ae2116 Few bug fixes in loop filter 
Removed few unused functions
Fixed an issue in 420P output in shared mdoe
Few bug fixes in handling loop filter corner cases in multi-tile multi-slice clips
Renamed few elements in mv_buf_t for consistency

Change-Id: I8d179b9ad3c7ee3ad27972ee02ea2658fd2c3c25
2015-07-30 18:14:32 +05:30

908 lines
27 KiB
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/******************************************************************************
*
* Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore
*
* 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.
*
******************************************************************************/
/**
*******************************************************************************
* @file
* ihevcd_fmt_conv.c
*
* @brief
* Contains functions for format conversion or frame copy of output buffer
*
* @author
* Harish
*
* @par List of Functions:
*
* @remarks
* None
*
*******************************************************************************
*/
/*****************************************************************************/
/* File Includes */
/*****************************************************************************/
#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "ihevc_typedefs.h"
#include "iv.h"
#include "ivd.h"
#include "ihevcd_cxa.h"
#include "ithread.h"
#include "ihevc_defs.h"
#include "ihevc_debug.h"
#include "ihevc_structs.h"
#include "ihevc_macros.h"
#include "ihevc_platform_macros.h"
#include "ihevc_cabac_tables.h"
#include "ihevc_disp_mgr.h"
#include "ihevcd_defs.h"
#include "ihevcd_function_selector.h"
#include "ihevcd_structs.h"
#include "ihevcd_error.h"
#include "ihevcd_nal.h"
#include "ihevcd_bitstream.h"
#include "ihevcd_fmt_conv.h"
#include "ihevcd_profile.h"
/**
*******************************************************************************
*
* @brief Function used from copying a 420SP buffer
*
* @par Description
* Function used from copying a 420SP buffer
*
* @param[in] pu1_y_src
* Input Y pointer
*
* @param[in] pu1_uv_src
* Input UV pointer (UV is interleaved either in UV or VU format)
*
* @param[in] pu1_y_dst
* Output Y pointer
*
* @param[in] pu1_uv_dst
* Output UV pointer (UV is interleaved in the same format as that of input)
*
* @param[in] wd
* Width
*
* @param[in] ht
* Height
*
* @param[in] src_y_strd
* Input Y Stride
*
* @param[in] src_uv_strd
* Input UV stride
*
* @param[in] dst_y_strd
* Output Y stride
*
* @param[in] dst_uv_strd
* Output UV stride
*
* @returns None
*
* @remarks In case there is a need to perform partial frame copy then
* by passion appropriate source and destination pointers and appropriate
* values for wd and ht it can be done
*
*******************************************************************************
*/
void ihevcd_fmt_conv_420sp_to_rgb565(UWORD8 *pu1_y_src,
UWORD8 *pu1_uv_src,
UWORD16 *pu2_rgb_dst,
WORD32 wd,
WORD32 ht,
WORD32 src_y_strd,
WORD32 src_uv_strd,
WORD32 dst_strd,
WORD32 is_u_first)
{
WORD16 i2_r, i2_g, i2_b;
UWORD32 u4_r, u4_g, u4_b;
WORD16 i2_i, i2_j;
UWORD8 *pu1_y_src_nxt;
UWORD16 *pu2_rgb_dst_NextRow;
UWORD8 *pu1_u_src, *pu1_v_src;
if(is_u_first)
{
pu1_u_src = (UWORD8 *)pu1_uv_src;
pu1_v_src = (UWORD8 *)pu1_uv_src + 1;
}
else
{
pu1_u_src = (UWORD8 *)pu1_uv_src + 1;
pu1_v_src = (UWORD8 *)pu1_uv_src;
}
pu1_y_src_nxt = pu1_y_src + src_y_strd;
pu2_rgb_dst_NextRow = pu2_rgb_dst + dst_strd;
for(i2_i = 0; i2_i < (ht >> 1); i2_i++)
{
for(i2_j = (wd >> 1); i2_j > 0; i2_j--)
{
i2_b = ((*pu1_u_src - 128) * COEFF4 >> 13);
i2_g = ((*pu1_u_src - 128) * COEFF2 + (*pu1_v_src - 128) * COEFF3) >> 13;
i2_r = ((*pu1_v_src - 128) * COEFF1) >> 13;
pu1_u_src += 2;
pu1_v_src += 2;
/* pixel 0 */
/* B */
u4_b = CLIP_U8(*pu1_y_src + i2_b);
u4_b >>= 3;
/* G */
u4_g = CLIP_U8(*pu1_y_src + i2_g);
u4_g >>= 2;
/* R */
u4_r = CLIP_U8(*pu1_y_src + i2_r);
u4_r >>= 3;
pu1_y_src++;
*pu2_rgb_dst++ = ((u4_r << 11) | (u4_g << 5) | u4_b);
/* pixel 1 */
/* B */
u4_b = CLIP_U8(*pu1_y_src + i2_b);
u4_b >>= 3;
/* G */
u4_g = CLIP_U8(*pu1_y_src + i2_g);
u4_g >>= 2;
/* R */
u4_r = CLIP_U8(*pu1_y_src + i2_r);
u4_r >>= 3;
pu1_y_src++;
*pu2_rgb_dst++ = ((u4_r << 11) | (u4_g << 5) | u4_b);
/* pixel 2 */
/* B */
u4_b = CLIP_U8(*pu1_y_src_nxt + i2_b);
u4_b >>= 3;
/* G */
u4_g = CLIP_U8(*pu1_y_src_nxt + i2_g);
u4_g >>= 2;
/* R */
u4_r = CLIP_U8(*pu1_y_src_nxt + i2_r);
u4_r >>= 3;
pu1_y_src_nxt++;
*pu2_rgb_dst_NextRow++ = ((u4_r << 11) | (u4_g << 5) | u4_b);
/* pixel 3 */
/* B */
u4_b = CLIP_U8(*pu1_y_src_nxt + i2_b);
u4_b >>= 3;
/* G */
u4_g = CLIP_U8(*pu1_y_src_nxt + i2_g);
u4_g >>= 2;
/* R */
u4_r = CLIP_U8(*pu1_y_src_nxt + i2_r);
u4_r >>= 3;
pu1_y_src_nxt++;
*pu2_rgb_dst_NextRow++ = ((u4_r << 11) | (u4_g << 5) | u4_b);
}
pu1_u_src = pu1_u_src + src_uv_strd - wd;
pu1_v_src = pu1_v_src + src_uv_strd - wd;
pu1_y_src = pu1_y_src + (src_y_strd << 1) - wd;
pu1_y_src_nxt = pu1_y_src_nxt + (src_y_strd << 1) - wd;
pu2_rgb_dst = pu2_rgb_dst_NextRow - wd + dst_strd;
pu2_rgb_dst_NextRow = pu2_rgb_dst_NextRow + (dst_strd << 1) - wd;
}
}
void ihevcd_fmt_conv_420sp_to_rgba8888(UWORD8 *pu1_y_src,
UWORD8 *pu1_uv_src,
UWORD32 *pu4_rgba_dst,
WORD32 wd,
WORD32 ht,
WORD32 src_y_strd,
WORD32 src_uv_strd,
WORD32 dst_strd,
WORD32 is_u_first)
{
WORD16 i2_r, i2_g, i2_b;
UWORD32 u4_r, u4_g, u4_b;
WORD16 i2_i, i2_j;
UWORD8 *pu1_y_src_nxt;
UWORD32 *pu4_rgba_dst_NextRow;
UWORD8 *pu1_u_src, *pu1_v_src;
if(is_u_first)
{
pu1_u_src = (UWORD8 *)pu1_uv_src;
pu1_v_src = (UWORD8 *)pu1_uv_src + 1;
}
else
{
pu1_u_src = (UWORD8 *)pu1_uv_src + 1;
pu1_v_src = (UWORD8 *)pu1_uv_src;
}
pu1_y_src_nxt = pu1_y_src + src_y_strd;
pu4_rgba_dst_NextRow = pu4_rgba_dst + dst_strd;
for(i2_i = 0; i2_i < (ht >> 1); i2_i++)
{
for(i2_j = (wd >> 1); i2_j > 0; i2_j--)
{
i2_b = ((*pu1_u_src - 128) * COEFF4 >> 13);
i2_g = ((*pu1_u_src - 128) * COEFF2 + (*pu1_v_src - 128) * COEFF3) >> 13;
i2_r = ((*pu1_v_src - 128) * COEFF1) >> 13;
pu1_u_src += 2;
pu1_v_src += 2;
/* pixel 0 */
/* B */
u4_b = CLIP_U8(*pu1_y_src + i2_b);
/* G */
u4_g = CLIP_U8(*pu1_y_src + i2_g);
/* R */
u4_r = CLIP_U8(*pu1_y_src + i2_r);
pu1_y_src++;
*pu4_rgba_dst++ = ((u4_r << 16) | (u4_g << 8) | (u4_b << 0));
/* pixel 1 */
/* B */
u4_b = CLIP_U8(*pu1_y_src + i2_b);
/* G */
u4_g = CLIP_U8(*pu1_y_src + i2_g);
/* R */
u4_r = CLIP_U8(*pu1_y_src + i2_r);
pu1_y_src++;
*pu4_rgba_dst++ = ((u4_r << 16) | (u4_g << 8) | (u4_b << 0));
/* pixel 2 */
/* B */
u4_b = CLIP_U8(*pu1_y_src_nxt + i2_b);
/* G */
u4_g = CLIP_U8(*pu1_y_src_nxt + i2_g);
/* R */
u4_r = CLIP_U8(*pu1_y_src_nxt + i2_r);
pu1_y_src_nxt++;
*pu4_rgba_dst_NextRow++ = ((u4_r << 16) | (u4_g << 8) | (u4_b << 0));
/* pixel 3 */
/* B */
u4_b = CLIP_U8(*pu1_y_src_nxt + i2_b);
/* G */
u4_g = CLIP_U8(*pu1_y_src_nxt + i2_g);
/* R */
u4_r = CLIP_U8(*pu1_y_src_nxt + i2_r);
pu1_y_src_nxt++;
*pu4_rgba_dst_NextRow++ = ((u4_r << 16) | (u4_g << 8) | (u4_b << 0));
}
pu1_u_src = pu1_u_src + src_uv_strd - wd;
pu1_v_src = pu1_v_src + src_uv_strd - wd;
pu1_y_src = pu1_y_src + (src_y_strd << 1) - wd;
pu1_y_src_nxt = pu1_y_src_nxt + (src_y_strd << 1) - wd;
pu4_rgba_dst = pu4_rgba_dst_NextRow - wd + dst_strd;
pu4_rgba_dst_NextRow = pu4_rgba_dst_NextRow + (dst_strd << 1) - wd;
}
}
/**
*******************************************************************************
*
* @brief Function used from copying a 420SP buffer
*
* @par Description
* Function used from copying a 420SP buffer
*
* @param[in] pu1_y_src
* Input Y pointer
*
* @param[in] pu1_uv_src
* Input UV pointer (UV is interleaved either in UV or VU format)
*
* @param[in] pu1_y_dst
* Output Y pointer
*
* @param[in] pu1_uv_dst
* Output UV pointer (UV is interleaved in the same format as that of input)
*
* @param[in] wd
* Width
*
* @param[in] ht
* Height
*
* @param[in] src_y_strd
* Input Y Stride
*
* @param[in] src_uv_strd
* Input UV stride
*
* @param[in] dst_y_strd
* Output Y stride
*
* @param[in] dst_uv_strd
* Output UV stride
*
* @returns None
*
* @remarks In case there is a need to perform partial frame copy then
* by passion appropriate source and destination pointers and appropriate
* values for wd and ht it can be done
*
*******************************************************************************
*/
void ihevcd_fmt_conv_420sp_to_420sp(UWORD8 *pu1_y_src,
UWORD8 *pu1_uv_src,
UWORD8 *pu1_y_dst,
UWORD8 *pu1_uv_dst,
WORD32 wd,
WORD32 ht,
WORD32 src_y_strd,
WORD32 src_uv_strd,
WORD32 dst_y_strd,
WORD32 dst_uv_strd)
{
UWORD8 *pu1_src, *pu1_dst;
WORD32 num_rows, num_cols, src_strd, dst_strd;
WORD32 i;
/* copy luma */
pu1_src = (UWORD8 *)pu1_y_src;
pu1_dst = (UWORD8 *)pu1_y_dst;
num_rows = ht;
num_cols = wd;
src_strd = src_y_strd;
dst_strd = dst_y_strd;
for(i = 0; i < num_rows; i++)
{
memcpy(pu1_dst, pu1_src, num_cols);
pu1_dst += dst_strd;
pu1_src += src_strd;
}
/* copy U and V */
pu1_src = (UWORD8 *)pu1_uv_src;
pu1_dst = (UWORD8 *)pu1_uv_dst;
num_rows = ht >> 1;
num_cols = wd;
src_strd = src_uv_strd;
dst_strd = dst_uv_strd;
for(i = 0; i < num_rows; i++)
{
memcpy(pu1_dst, pu1_src, num_cols);
pu1_dst += dst_strd;
pu1_src += src_strd;
}
return;
}
/**
*******************************************************************************
*
* @brief Function used from copying a 420SP buffer
*
* @par Description
* Function used from copying a 420SP buffer
*
* @param[in] pu1_y_src
* Input Y pointer
*
* @param[in] pu1_uv_src
* Input UV pointer (UV is interleaved either in UV or VU format)
*
* @param[in] pu1_y_dst
* Output Y pointer
*
* @param[in] pu1_uv_dst
* Output UV pointer (UV is interleaved in the same format as that of input)
*
* @param[in] wd
* Width
*
* @param[in] ht
* Height
*
* @param[in] src_y_strd
* Input Y Stride
*
* @param[in] src_uv_strd
* Input UV stride
*
* @param[in] dst_y_strd
* Output Y stride
*
* @param[in] dst_uv_strd
* Output UV stride
*
* @returns None
*
* @remarks In case there is a need to perform partial frame copy then
* by passion appropriate source and destination pointers and appropriate
* values for wd and ht it can be done
*
*******************************************************************************
*/
void ihevcd_fmt_conv_420sp_to_420sp_swap_uv(UWORD8 *pu1_y_src,
UWORD8 *pu1_uv_src,
UWORD8 *pu1_y_dst,
UWORD8 *pu1_uv_dst,
WORD32 wd,
WORD32 ht,
WORD32 src_y_strd,
WORD32 src_uv_strd,
WORD32 dst_y_strd,
WORD32 dst_uv_strd)
{
UWORD8 *pu1_src, *pu1_dst;
WORD32 num_rows, num_cols, src_strd, dst_strd;
WORD32 i;
/* copy luma */
pu1_src = (UWORD8 *)pu1_y_src;
pu1_dst = (UWORD8 *)pu1_y_dst;
num_rows = ht;
num_cols = wd;
src_strd = src_y_strd;
dst_strd = dst_y_strd;
for(i = 0; i < num_rows; i++)
{
memcpy(pu1_dst, pu1_src, num_cols);
pu1_dst += dst_strd;
pu1_src += src_strd;
}
/* copy U and V */
pu1_src = (UWORD8 *)pu1_uv_src;
pu1_dst = (UWORD8 *)pu1_uv_dst;
num_rows = ht >> 1;
num_cols = wd;
src_strd = src_uv_strd;
dst_strd = dst_uv_strd;
for(i = 0; i < num_rows; i++)
{
WORD32 j;
for(j = 0; j < num_cols; j += 2)
{
pu1_dst[j + 0] = pu1_src[j + 1];
pu1_dst[j + 1] = pu1_src[j + 0];
}
pu1_dst += dst_strd;
pu1_src += src_strd;
}
return;
}
/**
*******************************************************************************
*
* @brief Function used from copying a 420SP buffer
*
* @par Description
* Function used from copying a 420SP buffer
*
* @param[in] pu1_y_src
* Input Y pointer
*
* @param[in] pu1_uv_src
* Input UV pointer (UV is interleaved either in UV or VU format)
*
* @param[in] pu1_y_dst
* Output Y pointer
*
* @param[in] pu1_u_dst
* Output U pointer
*
* @param[in] pu1_v_dst
* Output V pointer
*
* @param[in] wd
* Width
*
* @param[in] ht
* Height
*
* @param[in] src_y_strd
* Input Y Stride
*
* @param[in] src_uv_strd
* Input UV stride
*
* @param[in] dst_y_strd
* Output Y stride
*
* @param[in] dst_uv_strd
* Output UV stride
*
* @param[in] is_u_first
* Flag to indicate if U is the first byte in input chroma part
*
* @returns none
*
* @remarks In case there is a need to perform partial frame copy then
* by passion appropriate source and destination pointers and appropriate
* values for wd and ht it can be done
*
*******************************************************************************
*/
void ihevcd_fmt_conv_420sp_to_420p(UWORD8 *pu1_y_src,
UWORD8 *pu1_uv_src,
UWORD8 *pu1_y_dst,
UWORD8 *pu1_u_dst,
UWORD8 *pu1_v_dst,
WORD32 wd,
WORD32 ht,
WORD32 src_y_strd,
WORD32 src_uv_strd,
WORD32 dst_y_strd,
WORD32 dst_uv_strd,
WORD32 is_u_first,
WORD32 disable_luma_copy)
{
UWORD8 *pu1_src, *pu1_dst;
UWORD8 *pu1_u_src, *pu1_v_src;
WORD32 num_rows, num_cols, src_strd, dst_strd;
WORD32 i, j;
if(0 == disable_luma_copy)
{
/* copy luma */
pu1_src = (UWORD8 *)pu1_y_src;
pu1_dst = (UWORD8 *)pu1_y_dst;
num_rows = ht;
num_cols = wd;
src_strd = src_y_strd;
dst_strd = dst_y_strd;
for(i = 0; i < num_rows; i++)
{
memcpy(pu1_dst, pu1_src, num_cols);
pu1_dst += dst_strd;
pu1_src += src_strd;
}
}
/* de-interleave U and V and copy to destination */
if(is_u_first)
{
pu1_u_src = (UWORD8 *)pu1_uv_src;
pu1_v_src = (UWORD8 *)pu1_uv_src + 1;
}
else
{
pu1_u_src = (UWORD8 *)pu1_uv_src + 1;
pu1_v_src = (UWORD8 *)pu1_uv_src;
}
num_rows = ht >> 1;
num_cols = wd >> 1;
src_strd = src_uv_strd;
dst_strd = dst_uv_strd;
for(i = 0; i < num_rows; i++)
{
for(j = 0; j < num_cols; j++)
{
pu1_u_dst[j] = pu1_u_src[j * 2];
pu1_v_dst[j] = pu1_v_src[j * 2];
}
pu1_u_dst += dst_strd;
pu1_v_dst += dst_strd;
pu1_u_src += src_strd;
pu1_v_src += src_strd;
}
return;
}
/**
*******************************************************************************
*
* @brief Function used from format conversion or frame copy
*
* @par Description
* Function used from copying or converting a reference frame to display buffer
* in non shared mode
*
* @param[in] pu1_y_dst
* Output Y pointer
*
* @param[in] pu1_u_dst
* Output U/UV pointer ( UV is interleaved in the same format as that of input)
*
* @param[in] pu1_v_dst
* Output V pointer ( used in 420P output case)
*
* @param[in] blocking
* To indicate whether format conversion should wait till frame is reconstructed
* and then return after complete copy is done. To be set to 1 when called at the
* end of frame processing and set to 0 when called between frame processing modules
* in order to utilize available MCPS
*
* @returns Error from IHEVCD_ERROR_T
*
*******************************************************************************
*/
IHEVCD_ERROR_T ihevcd_fmt_conv(codec_t *ps_codec,
process_ctxt_t *ps_proc,
UWORD8 *pu1_y_dst,
UWORD8 *pu1_u_dst,
UWORD8 *pu1_v_dst,
WORD32 cur_row,
WORD32 num_rows)
{
IHEVCD_ERROR_T ret = (IHEVCD_ERROR_T)IHEVCD_SUCCESS;
pic_buf_t *ps_disp_pic;
UWORD8 *pu1_y_src, *pu1_uv_src;
UWORD8 *pu1_y_dst_tmp, *pu1_uv_dst_tmp;
UWORD8 *pu1_u_dst_tmp, *pu1_v_dst_tmp;
UWORD16 *pu2_rgb_dst_tmp;
UWORD32 *pu4_rgb_dst_tmp;
WORD32 is_u_first;
UWORD8 *pu1_luma;
UWORD8 *pu1_chroma;
sps_t *ps_sps;
WORD32 disable_luma_copy;
WORD32 crop_unit_x, crop_unit_y;
if(0 == num_rows)
return ret;
/* In case processing is disabled, then no need to format convert/copy */
PROFILE_DISABLE_FMT_CONV();
ps_sps = ps_proc->ps_sps;
crop_unit_x = 1;
crop_unit_y = 1;
if(CHROMA_FMT_IDC_YUV420 == ps_sps->i1_chroma_format_idc)
{
crop_unit_x = 2;
crop_unit_y = 2;
}
ps_disp_pic = ps_codec->ps_disp_buf;
pu1_luma = ps_disp_pic->pu1_luma;
pu1_chroma = ps_disp_pic->pu1_chroma;
/* Take care of cropping */
pu1_luma += ps_codec->i4_strd * ps_sps->i2_pic_crop_top_offset * crop_unit_y + ps_sps->i2_pic_crop_left_offset * crop_unit_x;
/* Left offset is multiplied by 2 because buffer is UV interleaved */
pu1_chroma += ps_codec->i4_strd * ps_sps->i2_pic_crop_top_offset + ps_sps->i2_pic_crop_left_offset * 2;
is_u_first = (IV_YUV_420SP_UV == ps_codec->e_ref_chroma_fmt) ? 1 : 0;
/* In case of 420P output luma copy is disabled for shared mode */
disable_luma_copy = 0;
if(1 == ps_codec->i4_share_disp_buf)
{
disable_luma_copy = 1;
}
{
pu1_y_src = pu1_luma + cur_row * ps_codec->i4_strd;
pu1_uv_src = pu1_chroma + (cur_row / 2) * ps_codec->i4_strd;
/* In case of shared mode, with 420P output, get chroma destination */
if((1 == ps_codec->i4_share_disp_buf) && (IV_YUV_420P == ps_codec->e_chroma_fmt))
{
WORD32 i;
for(i = 0; i < ps_codec->i4_share_disp_buf_cnt; i++)
{
WORD32 diff = ps_disp_pic->pu1_luma - ps_codec->s_disp_buffer[i].pu1_bufs[0];
if(diff == (ps_codec->i4_strd * PAD_TOP + PAD_LEFT))
{
pu1_u_dst = ps_codec->s_disp_buffer[i].pu1_bufs[1];
pu1_u_dst += (ps_codec->i4_strd * PAD_TOP) / 4 + (PAD_LEFT / 2);
pu1_v_dst = ps_codec->s_disp_buffer[i].pu1_bufs[2];
pu1_v_dst += (ps_codec->i4_strd * PAD_TOP) / 4 + (PAD_LEFT / 2);
break;
}
}
}
pu2_rgb_dst_tmp = (UWORD16 *)pu1_y_dst;
pu2_rgb_dst_tmp += cur_row * ps_codec->i4_disp_strd;
pu4_rgb_dst_tmp = (UWORD32 *)pu1_y_dst;
pu4_rgb_dst_tmp += cur_row * ps_codec->i4_disp_strd;
pu1_y_dst_tmp = pu1_y_dst + cur_row * ps_codec->i4_disp_strd;
pu1_uv_dst_tmp = pu1_u_dst + (cur_row / 2) * ps_codec->i4_disp_strd;
pu1_u_dst_tmp = pu1_u_dst + (cur_row / 2) * ps_codec->i4_disp_strd / 2;
pu1_v_dst_tmp = pu1_v_dst + (cur_row / 2) * ps_codec->i4_disp_strd / 2;
/* In case of multi threaded implementation, format conversion might be called
* before reconstruction is completed. If the frame being converted/copied
* is same as the frame being reconstructed,
* Check how many rows can be format converted
* Convert those many rows and then check for remaining rows and so on
*/
if((0 == ps_codec->i4_flush_mode) && (ps_codec->i4_disp_buf_id == ps_proc->i4_cur_pic_buf_id) && (1 < ps_codec->i4_num_cores))
{
WORD32 idx;
UWORD8 *pu1_buf;
WORD32 status;
WORD32 last_row = cur_row + num_rows;
WORD32 last_ctb_y;
UWORD32 ctb_in_row;
while(1)
{
last_row = cur_row + MAX(num_rows, (1 << ps_sps->i1_log2_ctb_size)) +
ps_sps->i2_pic_crop_top_offset * crop_unit_y;
last_ctb_y = (last_row >> ps_sps->i1_log2_ctb_size) - 1;
/* Since deblocking works with a shift of -4, -4 ,wait till next CTB row is processed */
last_ctb_y++;
/* In case of a conformance window, an extra wait of one row might be needed */
last_ctb_y++;
last_ctb_y = MIN(last_ctb_y, (ps_sps->i2_pic_ht_in_ctb - 1));
idx = (last_ctb_y * ps_sps->i2_pic_wd_in_ctb);
/*Check if the row below is completely processed before proceeding with format conversion*/
status = 1;
for(ctb_in_row = 0; (WORD32)ctb_in_row < ps_sps->i2_pic_wd_in_ctb; ctb_in_row++)
{
pu1_buf = (ps_codec->pu1_proc_map + idx + ctb_in_row);
status &= *pu1_buf;
}
if(status)
{
break;
}
else
{
ithread_yield();
}
}
}
if((IV_YUV_420SP_UV == ps_codec->e_chroma_fmt) || (IV_YUV_420SP_VU == ps_codec->e_chroma_fmt))
{
ps_codec->s_func_selector.ihevcd_fmt_conv_420sp_to_420sp_fptr(pu1_y_src, pu1_uv_src,
pu1_y_dst_tmp, pu1_uv_dst_tmp,
ps_codec->i4_disp_wd,
num_rows,
ps_codec->i4_strd,
ps_codec->i4_strd,
ps_codec->i4_disp_strd,
ps_codec->i4_disp_strd);
}
else if(IV_YUV_420P == ps_codec->e_chroma_fmt)
{
if(0 == disable_luma_copy)
{
// copy luma
WORD32 i;
WORD32 num_cols = ps_codec->i4_disp_wd;
for(i = 0; i < num_rows; i++)
{
memcpy(pu1_y_dst_tmp, pu1_y_src, num_cols);
pu1_y_dst_tmp += ps_codec->i4_disp_strd;
pu1_y_src += ps_codec->i4_strd;
}
disable_luma_copy = 1;
}
ps_codec->s_func_selector.ihevcd_fmt_conv_420sp_to_420p_fptr(pu1_y_src, pu1_uv_src,
pu1_y_dst_tmp, pu1_u_dst_tmp, pu1_v_dst_tmp,
ps_codec->i4_disp_wd,
num_rows,
ps_codec->i4_strd,
ps_codec->i4_strd,
ps_codec->i4_disp_strd,
(ps_codec->i4_disp_strd / 2),
is_u_first,
disable_luma_copy);
}
else if(IV_RGB_565 == ps_codec->e_chroma_fmt)
{
ps_codec->s_func_selector.ihevcd_fmt_conv_420sp_to_rgb565_fptr(pu1_y_src, pu1_uv_src,
pu2_rgb_dst_tmp,
ps_codec->i4_disp_wd,
num_rows,
ps_codec->i4_strd,
ps_codec->i4_strd,
ps_codec->i4_disp_strd,
is_u_first);
}
else if(IV_RGBA_8888 == ps_codec->e_chroma_fmt)
{
ASSERT(is_u_first == 1);
ps_codec->s_func_selector.ihevcd_fmt_conv_420sp_to_rgba8888_fptr(pu1_y_src,
pu1_uv_src,
pu4_rgb_dst_tmp,
ps_codec->i4_disp_wd,
num_rows,
ps_codec->i4_strd,
ps_codec->i4_strd,
ps_codec->i4_disp_strd,
is_u_first);
}
}
return (ret);
}
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