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Decoder: Fixed initialization of first_slice_in_pic

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am: 0b23c81c3d

Change-Id: I55e49ca9616a151456342bad7673d0986098b448
This commit is contained in:
Harish Mahendrakar 2017-02-14 17:03:06 +00:00 • committed by android-build-merger
commit 16fa990ce1
4 changed files with 13 additions and 35 deletions
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2
decoder/ih264d_api.c
View file

@ -1886,7 +1886,7 @@ WORD32 ih264d_video_decode(iv_obj_t *dec_hdl, void *pv_api_ip, void *pv_api_op)
ps_dec->u2_cur_slice_num = 0;
ps_dec->cur_dec_mb_num = 0;
ps_dec->cur_recon_mb_num = 0;
ps_dec->u4_first_slice_in_pic = 2;
ps_dec->u4_first_slice_in_pic = 1;
ps_dec->u1_first_pb_nal_in_pic = 1;
ps_dec->u1_slice_header_done = 0;
ps_dec->u1_dangling_field = 0;

7
decoder/ih264d_parse_headers.c
View file

@ -1074,13 +1074,6 @@ WORD32 ih264d_parse_nal_unit(iv_obj_t *dec_hdl,
== IDR_SLICE_NAL),
u1_nal_ref_idc, ps_dec);
if((ps_dec->u4_first_slice_in_pic != 0)&&
((ps_dec->ps_dec_err_status->u1_err_flag & REJECT_CUR_PIC) == 0))
{
/* if the first slice header was not valid set to 1 */
ps_dec->u4_first_slice_in_pic = 1;
}
if(i_status != OK)
{
return i_status;

1
decoder/ih264d_parse_pslice.c
View file

@ -1566,7 +1566,6 @@ WORD32 ih264d_mark_err_slice_skip(dec_struct_t * ps_dec,
}
}
}
ps_dec->u4_first_slice_in_pic = 0;
}
else
{

38
decoder/ih264d_parse_slice.c
View file

@ -723,6 +723,7 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_dec->u4_deblk_mb_y = 0;
ps_dec->pu4_wt_ofsts = ps_dec->pu4_wts_ofsts_mat;
ps_dec->u4_first_slice_in_pic = 0;
H264_MUTEX_UNLOCK(&ps_dec->process_disp_mutex);
return OK;
}
@ -1122,7 +1123,7 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
COPYTHECONTEXT("SH: frame_num", u2_frame_num);
// H264_DEC_DEBUG_PRINT("Second field: %d frame num: %d prv_frame_num: %d \n", ps_dec->u1_second_field, u2_frame_num, ps_dec->u2_prv_frame_num);
if(!ps_dec->u1_first_slice_in_stream && (ps_dec->u4_first_slice_in_pic == 2))
if(!ps_dec->u1_first_slice_in_stream && ps_dec->u4_first_slice_in_pic)
{
pocstruct_t *ps_prev_poc = &ps_dec->s_prev_pic_poc;
pocstruct_t *ps_cur_poc = &ps_dec->s_cur_pic_poc;
@ -1262,7 +1263,7 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
i1_is_end_of_poc = 1;
ps_dec->ps_dec_err_status->u1_err_flag &= MASK_REJECT_CUR_PIC;
if(ps_dec->u4_first_slice_in_pic != 2)
if(ps_dec->u4_first_slice_in_pic == 0)
{
i1_is_end_of_poc = ih264d_is_end_of_pic(u2_frame_num, u1_nal_ref_idc,
&s_tmp_poc, &ps_dec->s_cur_pic_poc,
@ -1315,7 +1316,7 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
u1_is_idr_slice = ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL;
}
else if(ps_dec->u4_first_slice_in_pic == 2)
else if(ps_dec->u4_first_slice_in_pic)
{
if(u2_first_mb_in_slice > 0)
{
@ -1340,25 +1341,12 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
}
else
{
if(ps_dec->u4_first_slice_in_pic)
{
/* if valid slice header is not decoded do start of pic processing
* since in the current process call, frame num is not updated in the slice structure yet
* ih264d_is_end_of_pic is checked with valid frame num of previous process call,
* although i1_is_end_of_poc is set there could be more slices in the frame,
* so conceal only till cur slice */
prev_slice_err = 1;
num_mb_skipped = u2_first_mb_in_slice << u1_mbaff;
}
else
{
/* since i1_is_end_of_poc is set ,means new frame num is encountered. so conceal the current frame
* completely */
prev_slice_err = 2;
num_mb_skipped = (ps_dec->u2_frm_ht_in_mbs * ps_dec->u2_frm_wd_in_mbs)
- ps_dec->u2_total_mbs_coded;
}
/* since i1_is_end_of_poc is set ,means new frame num is encountered. so conceal the current frame
* completely */
prev_slice_err = 2;
num_mb_skipped = (ps_dec->u2_frm_ht_in_mbs
* ps_dec->u2_frm_wd_in_mbs)
- ps_dec->u2_total_mbs_coded;
ps_cur_poc = &s_tmp_poc;
}
}
@ -1461,7 +1449,7 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
ps_dec->ps_cur_pic->i4_poc = i4_temp_poc;
ps_dec->ps_cur_pic->i4_avg_poc = i4_temp_poc;
}
if(ps_dec->u4_first_slice_in_pic == 2)
if(ps_dec->u4_first_slice_in_pic)
{
ret = ih264d_decode_pic_order_cnt(u1_is_idr_slice, u2_frame_num,
&ps_dec->s_prev_pic_poc,
@ -1529,7 +1517,7 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
ps_dec->pf_mvpred = ih264d_mvpred_nonmbaff;
}
if(ps_dec->u4_first_slice_in_pic == 2)
if(ps_dec->u4_first_slice_in_pic)
{
if(u2_first_mb_in_slice == 0)
{
@ -1858,8 +1846,6 @@ WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
if(ps_dec->u1_slice_header_done)
{
/* set to zero to indicate a valid slice has been decoded */
/* first slice header successfully decoded */
ps_dec->u4_first_slice_in_pic = 0;
ps_dec->u1_first_slice_in_stream = 0;
}