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Regalis
2020-03-04 13:04:10 +01:00
parent 3c50efa5c9
commit 3c09ebe02f
5086 changed files with 786063 additions and 295871 deletions
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Libraries/webm_mem_playback/libvpx/vp8/encoder/ethreading.c
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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "onyx_int.h"
#include "vp8/common/threading.h"
#include "vp8/common/common.h"
#include "vp8/common/extend.h"
#include "bitstream.h"
#include "encodeframe.h"
#include "ethreading.h"
#if CONFIG_MULTITHREAD
extern void vp8cx_mb_init_quantizer(VP8_COMP *cpi, MACROBLOCK *x,
int ok_to_skip);
static THREAD_FUNCTION thread_loopfilter(void *p_data) {
VP8_COMP *cpi = (VP8_COMP *)(((LPFTHREAD_DATA *)p_data)->ptr1);
VP8_COMMON *cm = &cpi->common;
while (1) {
if (vpx_atomic_load_acquire(&cpi->b_multi_threaded) == 0) break;
if (sem_wait(&cpi->h_event_start_lpf) == 0) {
/* we're shutting down */
if (vpx_atomic_load_acquire(&cpi->b_multi_threaded) == 0) break;
vp8_loopfilter_frame(cpi, cm);
sem_post(&cpi->h_event_end_lpf);
}
}
return 0;
}
static THREAD_FUNCTION thread_encoding_proc(void *p_data) {
int ithread = ((ENCODETHREAD_DATA *)p_data)->ithread;
VP8_COMP *cpi = (VP8_COMP *)(((ENCODETHREAD_DATA *)p_data)->ptr1);
MB_ROW_COMP *mbri = (MB_ROW_COMP *)(((ENCODETHREAD_DATA *)p_data)->ptr2);
ENTROPY_CONTEXT_PLANES mb_row_left_context;
while (1) {
if (vpx_atomic_load_acquire(&cpi->b_multi_threaded) == 0) break;
if (sem_wait(&cpi->h_event_start_encoding[ithread]) == 0) {
const int nsync = cpi->mt_sync_range;
VP8_COMMON *cm = &cpi->common;
int mb_row;
MACROBLOCK *x = &mbri->mb;
MACROBLOCKD *xd = &x->e_mbd;
TOKENEXTRA *tp;
#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
TOKENEXTRA *tp_start = cpi->tok + (1 + ithread) * (16 * 24);
const int num_part = (1 << cm->multi_token_partition);
#endif
int *segment_counts = mbri->segment_counts;
int *totalrate = &mbri->totalrate;
/* we're shutting down */
if (vpx_atomic_load_acquire(&cpi->b_multi_threaded) == 0) break;
xd->mode_info_context = cm->mi + cm->mode_info_stride * (ithread + 1);
xd->mode_info_stride = cm->mode_info_stride;
for (mb_row = ithread + 1; mb_row < cm->mb_rows;
mb_row += (cpi->encoding_thread_count + 1)) {
int recon_yoffset, recon_uvoffset;
int mb_col;
int ref_fb_idx = cm->lst_fb_idx;
int dst_fb_idx = cm->new_fb_idx;
int recon_y_stride = cm->yv12_fb[ref_fb_idx].y_stride;
int recon_uv_stride = cm->yv12_fb[ref_fb_idx].uv_stride;
int map_index = (mb_row * cm->mb_cols);
const vpx_atomic_int *last_row_current_mb_col;
vpx_atomic_int *current_mb_col = &cpi->mt_current_mb_col[mb_row];
#if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING)
vp8_writer *w = &cpi->bc[1 + (mb_row % num_part)];
#else
tp = cpi->tok + (mb_row * (cm->mb_cols * 16 * 24));
cpi->tplist[mb_row].start = tp;
#endif
last_row_current_mb_col = &cpi->mt_current_mb_col[mb_row - 1];
/* reset above block coeffs */
xd->above_context = cm->above_context;
xd->left_context = &mb_row_left_context;
vp8_zero(mb_row_left_context);
xd->up_available = (mb_row != 0);
recon_yoffset = (mb_row * recon_y_stride * 16);
recon_uvoffset = (mb_row * recon_uv_stride * 8);
/* Set the mb activity pointer to the start of the row. */
x->mb_activity_ptr = &cpi->mb_activity_map[map_index];
/* for each macroblock col in image */
for (mb_col = 0; mb_col < cm->mb_cols; ++mb_col) {
if (((mb_col - 1) % nsync) == 0) {
vpx_atomic_store_release(current_mb_col, mb_col - 1);
}
if (mb_row && !(mb_col & (nsync - 1))) {
vp8_atomic_spin_wait(mb_col, last_row_current_mb_col, nsync);
}
#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
tp = tp_start;
#endif
/* Distance of Mb to the various image edges.
* These specified to 8th pel as they are always compared
* to values that are in 1/8th pel units
*/
xd->mb_to_left_edge = -((mb_col * 16) << 3);
xd->mb_to_right_edge = ((cm->mb_cols - 1 - mb_col) * 16) << 3;
xd->mb_to_top_edge = -((mb_row * 16) << 3);
xd->mb_to_bottom_edge = ((cm->mb_rows - 1 - mb_row) * 16) << 3;
/* Set up limit values for motion vectors used to prevent
* them extending outside the UMV borders
*/
x->mv_col_min = -((mb_col * 16) + (VP8BORDERINPIXELS - 16));
x->mv_col_max =
((cm->mb_cols - 1 - mb_col) * 16) + (VP8BORDERINPIXELS - 16);
x->mv_row_min = -((mb_row * 16) + (VP8BORDERINPIXELS - 16));
x->mv_row_max =
((cm->mb_rows - 1 - mb_row) * 16) + (VP8BORDERINPIXELS - 16);
xd->dst.y_buffer = cm->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset;
xd->dst.u_buffer = cm->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset;
xd->dst.v_buffer = cm->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset;
xd->left_available = (mb_col != 0);
x->rddiv = cpi->RDDIV;
x->rdmult = cpi->RDMULT;
/* Copy current mb to a buffer */
vp8_copy_mem16x16(x->src.y_buffer, x->src.y_stride, x->thismb, 16);
if (cpi->oxcf.tuning == VP8_TUNE_SSIM) vp8_activity_masking(cpi, x);
/* Is segmentation enabled */
/* MB level adjustment to quantizer */
if (xd->segmentation_enabled) {
/* Code to set segment id in xd->mbmi.segment_id for
* current MB (with range checking)
*/
if (cpi->segmentation_map[map_index + mb_col] <= 3) {
xd->mode_info_context->mbmi.segment_id =
cpi->segmentation_map[map_index + mb_col];
} else {
xd->mode_info_context->mbmi.segment_id = 0;
}
vp8cx_mb_init_quantizer(cpi, x, 1);
} else {
/* Set to Segment 0 by default */
xd->mode_info_context->mbmi.segment_id = 0;
}
x->active_ptr = cpi->active_map + map_index + mb_col;
if (cm->frame_type == KEY_FRAME) {
*totalrate += vp8cx_encode_intra_macroblock(cpi, x, &tp);
#ifdef MODE_STATS
y_modes[xd->mbmi.mode]++;
#endif
} else {
*totalrate += vp8cx_encode_inter_macroblock(
cpi, x, &tp, recon_yoffset, recon_uvoffset, mb_row, mb_col);
#ifdef MODE_STATS
inter_y_modes[xd->mbmi.mode]++;
if (xd->mbmi.mode == SPLITMV) {
int b;
for (b = 0; b < xd->mbmi.partition_count; ++b) {
inter_b_modes[x->partition->bmi[b].mode]++;
}
}
#endif
// Keep track of how many (consecutive) times a block
// is coded as ZEROMV_LASTREF, for base layer frames.
// Reset to 0 if its coded as anything else.
if (cpi->current_layer == 0) {
if (xd->mode_info_context->mbmi.mode == ZEROMV &&
xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) {
// Increment, check for wrap-around.
if (cpi->consec_zero_last[map_index + mb_col] < 255) {
cpi->consec_zero_last[map_index + mb_col] += 1;
}
if (cpi->consec_zero_last_mvbias[map_index + mb_col] < 255) {
cpi->consec_zero_last_mvbias[map_index + mb_col] += 1;
}
} else {
cpi->consec_zero_last[map_index + mb_col] = 0;
cpi->consec_zero_last_mvbias[map_index + mb_col] = 0;
}
if (x->zero_last_dot_suppress) {
cpi->consec_zero_last_mvbias[map_index + mb_col] = 0;
}
}
/* Special case code for cyclic refresh
* If cyclic update enabled then copy
* xd->mbmi.segment_id; (which may have been updated
* based on mode during
* vp8cx_encode_inter_macroblock()) back into the
* global segmentation map
*/
if ((cpi->current_layer == 0) &&
(cpi->cyclic_refresh_mode_enabled &&
xd->segmentation_enabled)) {
const MB_MODE_INFO *mbmi = &xd->mode_info_context->mbmi;
cpi->segmentation_map[map_index + mb_col] = mbmi->segment_id;
/* If the block has been refreshed mark it as clean
* (the magnitude of the -ve influences how long it
* will be before we consider another refresh):
* Else if it was coded (last frame 0,0) and has
* not already been refreshed then mark it as a
* candidate for cleanup next time (marked 0) else
* mark it as dirty (1).
*/
if (mbmi->segment_id) {
cpi->cyclic_refresh_map[map_index + mb_col] = -1;
} else if ((mbmi->mode == ZEROMV) &&
(mbmi->ref_frame == LAST_FRAME)) {
if (cpi->cyclic_refresh_map[map_index + mb_col] == 1) {
cpi->cyclic_refresh_map[map_index + mb_col] = 0;
}
} else {
cpi->cyclic_refresh_map[map_index + mb_col] = 1;
}
}
}
#if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
/* pack tokens for this MB */
{
int tok_count = tp - tp_start;
vp8_pack_tokens(w, tp_start, tok_count);
}
#else
cpi->tplist[mb_row].stop = tp;
#endif
/* Increment pointer into gf usage flags structure. */
x->gf_active_ptr++;
/* Increment the activity mask pointers. */
x->mb_activity_ptr++;
/* adjust to the next column of macroblocks */
x->src.y_buffer += 16;
x->src.u_buffer += 8;
x->src.v_buffer += 8;
recon_yoffset += 16;
recon_uvoffset += 8;
/* Keep track of segment usage */
segment_counts[xd->mode_info_context->mbmi.segment_id]++;
/* skip to next mb */
xd->mode_info_context++;
x->partition_info++;
xd->above_context++;
}
vp8_extend_mb_row(&cm->yv12_fb[dst_fb_idx], xd->dst.y_buffer + 16,
xd->dst.u_buffer + 8, xd->dst.v_buffer + 8);
vpx_atomic_store_release(current_mb_col, mb_col + nsync);
/* this is to account for the border */
xd->mode_info_context++;
x->partition_info++;
x->src.y_buffer +=
16 * x->src.y_stride * (cpi->encoding_thread_count + 1) -
16 * cm->mb_cols;
x->src.u_buffer +=
8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) -
8 * cm->mb_cols;
x->src.v_buffer +=
8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) -
8 * cm->mb_cols;
xd->mode_info_context +=
xd->mode_info_stride * cpi->encoding_thread_count;
x->partition_info += xd->mode_info_stride * cpi->encoding_thread_count;
x->gf_active_ptr += cm->mb_cols * cpi->encoding_thread_count;
}
/* Signal that this thread has completed processing its rows. */
sem_post(&cpi->h_event_end_encoding[ithread]);
}
}
/* printf("exit thread %d\n", ithread); */
return 0;
}
static void setup_mbby_copy(MACROBLOCK *mbdst, MACROBLOCK *mbsrc) {
MACROBLOCK *x = mbsrc;
MACROBLOCK *z = mbdst;
int i;
z->ss = x->ss;
z->ss_count = x->ss_count;
z->searches_per_step = x->searches_per_step;
z->errorperbit = x->errorperbit;
z->sadperbit16 = x->sadperbit16;
z->sadperbit4 = x->sadperbit4;
/*
z->mv_col_min = x->mv_col_min;
z->mv_col_max = x->mv_col_max;
z->mv_row_min = x->mv_row_min;
z->mv_row_max = x->mv_row_max;
*/
z->short_fdct4x4 = x->short_fdct4x4;
z->short_fdct8x4 = x->short_fdct8x4;
z->short_walsh4x4 = x->short_walsh4x4;
z->quantize_b = x->quantize_b;
z->optimize = x->optimize;
/*
z->mvc = x->mvc;
z->src.y_buffer = x->src.y_buffer;
z->src.u_buffer = x->src.u_buffer;
z->src.v_buffer = x->src.v_buffer;
*/
z->mvcost[0] = x->mvcost[0];
z->mvcost[1] = x->mvcost[1];
z->mvsadcost[0] = x->mvsadcost[0];
z->mvsadcost[1] = x->mvsadcost[1];
z->token_costs = x->token_costs;
z->inter_bmode_costs = x->inter_bmode_costs;
z->mbmode_cost = x->mbmode_cost;
z->intra_uv_mode_cost = x->intra_uv_mode_cost;
z->bmode_costs = x->bmode_costs;
for (i = 0; i < 25; ++i) {
z->block[i].quant = x->block[i].quant;
z->block[i].quant_fast = x->block[i].quant_fast;
z->block[i].quant_shift = x->block[i].quant_shift;
z->block[i].zbin = x->block[i].zbin;
z->block[i].zrun_zbin_boost = x->block[i].zrun_zbin_boost;
z->block[i].round = x->block[i].round;
z->block[i].src_stride = x->block[i].src_stride;
}
z->q_index = x->q_index;
z->act_zbin_adj = x->act_zbin_adj;
z->last_act_zbin_adj = x->last_act_zbin_adj;
{
MACROBLOCKD *xd = &x->e_mbd;
MACROBLOCKD *zd = &z->e_mbd;
/*
zd->mode_info_context = xd->mode_info_context;
zd->mode_info = xd->mode_info;
zd->mode_info_stride = xd->mode_info_stride;
zd->frame_type = xd->frame_type;
zd->up_available = xd->up_available ;
zd->left_available = xd->left_available;
zd->left_context = xd->left_context;
zd->last_frame_dc = xd->last_frame_dc;
zd->last_frame_dccons = xd->last_frame_dccons;
zd->gold_frame_dc = xd->gold_frame_dc;
zd->gold_frame_dccons = xd->gold_frame_dccons;
zd->mb_to_left_edge = xd->mb_to_left_edge;
zd->mb_to_right_edge = xd->mb_to_right_edge;
zd->mb_to_top_edge = xd->mb_to_top_edge ;
zd->mb_to_bottom_edge = xd->mb_to_bottom_edge;
zd->gf_active_ptr = xd->gf_active_ptr;
zd->frames_since_golden = xd->frames_since_golden;
zd->frames_till_alt_ref_frame = xd->frames_till_alt_ref_frame;
*/
zd->subpixel_predict = xd->subpixel_predict;
zd->subpixel_predict8x4 = xd->subpixel_predict8x4;
zd->subpixel_predict8x8 = xd->subpixel_predict8x8;
zd->subpixel_predict16x16 = xd->subpixel_predict16x16;
zd->segmentation_enabled = xd->segmentation_enabled;
zd->mb_segement_abs_delta = xd->mb_segement_abs_delta;
memcpy(zd->segment_feature_data, xd->segment_feature_data,
sizeof(xd->segment_feature_data));
memcpy(zd->dequant_y1_dc, xd->dequant_y1_dc, sizeof(xd->dequant_y1_dc));
memcpy(zd->dequant_y1, xd->dequant_y1, sizeof(xd->dequant_y1));
memcpy(zd->dequant_y2, xd->dequant_y2, sizeof(xd->dequant_y2));
memcpy(zd->dequant_uv, xd->dequant_uv, sizeof(xd->dequant_uv));
#if 1
/*TODO: Remove dequant from BLOCKD. This is a temporary solution until
* the quantizer code uses a passed in pointer to the dequant constants.
* This will also require modifications to the x86 and neon assembly.
* */
for (i = 0; i < 16; ++i) zd->block[i].dequant = zd->dequant_y1;
for (i = 16; i < 24; ++i) zd->block[i].dequant = zd->dequant_uv;
zd->block[24].dequant = zd->dequant_y2;
#endif
memcpy(z->rd_threshes, x->rd_threshes, sizeof(x->rd_threshes));
memcpy(z->rd_thresh_mult, x->rd_thresh_mult, sizeof(x->rd_thresh_mult));
z->zbin_over_quant = x->zbin_over_quant;
z->zbin_mode_boost_enabled = x->zbin_mode_boost_enabled;
z->zbin_mode_boost = x->zbin_mode_boost;
memset(z->error_bins, 0, sizeof(z->error_bins));
}
}
void vp8cx_init_mbrthread_data(VP8_COMP *cpi, MACROBLOCK *x,
MB_ROW_COMP *mbr_ei, int count) {
VP8_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &x->e_mbd;
int i;
for (i = 0; i < count; ++i) {
MACROBLOCK *mb = &mbr_ei[i].mb;
MACROBLOCKD *mbd = &mb->e_mbd;
mbd->subpixel_predict = xd->subpixel_predict;
mbd->subpixel_predict8x4 = xd->subpixel_predict8x4;
mbd->subpixel_predict8x8 = xd->subpixel_predict8x8;
mbd->subpixel_predict16x16 = xd->subpixel_predict16x16;
mb->gf_active_ptr = x->gf_active_ptr;
memset(mbr_ei[i].segment_counts, 0, sizeof(mbr_ei[i].segment_counts));
mbr_ei[i].totalrate = 0;
mb->partition_info = x->pi + x->e_mbd.mode_info_stride * (i + 1);
mbd->frame_type = cm->frame_type;
mb->src = *cpi->Source;
mbd->pre = cm->yv12_fb[cm->lst_fb_idx];
mbd->dst = cm->yv12_fb[cm->new_fb_idx];
mb->src.y_buffer += 16 * x->src.y_stride * (i + 1);
mb->src.u_buffer += 8 * x->src.uv_stride * (i + 1);
mb->src.v_buffer += 8 * x->src.uv_stride * (i + 1);
vp8_build_block_offsets(mb);
mbd->left_context = &cm->left_context;
mb->mvc = cm->fc.mvc;
setup_mbby_copy(&mbr_ei[i].mb, x);
mbd->fullpixel_mask = 0xffffffff;
if (cm->full_pixel) mbd->fullpixel_mask = 0xfffffff8;
vp8_zero(mb->coef_counts);
vp8_zero(x->ymode_count);
mb->skip_true_count = 0;
vp8_zero(mb->MVcount);
mb->prediction_error = 0;
mb->intra_error = 0;
vp8_zero(mb->count_mb_ref_frame_usage);
mb->mbs_tested_so_far = 0;
mb->mbs_zero_last_dot_suppress = 0;
}
}
int vp8cx_create_encoder_threads(VP8_COMP *cpi) {
const VP8_COMMON *cm = &cpi->common;
vpx_atomic_init(&cpi->b_multi_threaded, 0);
cpi->encoding_thread_count = 0;
cpi->b_lpf_running = 0;
if (cm->processor_core_count > 1 && cpi->oxcf.multi_threaded > 1) {
int ithread;
int th_count = cpi->oxcf.multi_threaded - 1;
int rc = 0;
/* don't allocate more threads than cores available */
if (cpi->oxcf.multi_threaded > cm->processor_core_count) {
th_count = cm->processor_core_count - 1;
}
/* we have th_count + 1 (main) threads processing one row each */
/* no point to have more threads than the sync range allows */
if (th_count > ((cm->mb_cols / cpi->mt_sync_range) - 1)) {
th_count = (cm->mb_cols / cpi->mt_sync_range) - 1;
}
if (th_count == 0) return 0;
CHECK_MEM_ERROR(cpi->h_encoding_thread,
vpx_malloc(sizeof(pthread_t) * th_count));
CHECK_MEM_ERROR(cpi->h_event_start_encoding,
vpx_malloc(sizeof(sem_t) * th_count));
CHECK_MEM_ERROR(cpi->h_event_end_encoding,
vpx_malloc(sizeof(sem_t) * th_count));
CHECK_MEM_ERROR(cpi->mb_row_ei,
vpx_memalign(32, sizeof(MB_ROW_COMP) * th_count));
memset(cpi->mb_row_ei, 0, sizeof(MB_ROW_COMP) * th_count);
CHECK_MEM_ERROR(cpi->en_thread_data,
vpx_malloc(sizeof(ENCODETHREAD_DATA) * th_count));
vpx_atomic_store_release(&cpi->b_multi_threaded, 1);
cpi->encoding_thread_count = th_count;
/*
printf("[VP8:] multi_threaded encoding is enabled with %d threads\n\n",
(cpi->encoding_thread_count +1));
*/
for (ithread = 0; ithread < th_count; ++ithread) {
ENCODETHREAD_DATA *ethd = &cpi->en_thread_data[ithread];
/* Setup block ptrs and offsets */
vp8_setup_block_ptrs(&cpi->mb_row_ei[ithread].mb);
vp8_setup_block_dptrs(&cpi->mb_row_ei[ithread].mb.e_mbd);
sem_init(&cpi->h_event_start_encoding[ithread], 0, 0);
sem_init(&cpi->h_event_end_encoding[ithread], 0, 0);
ethd->ithread = ithread;
ethd->ptr1 = (void *)cpi;
ethd->ptr2 = (void *)&cpi->mb_row_ei[ithread];
rc = pthread_create(&cpi->h_encoding_thread[ithread], 0,
thread_encoding_proc, ethd);
if (rc) break;
}
if (rc) {
/* shutdown other threads */
vpx_atomic_store_release(&cpi->b_multi_threaded, 0);
for (--ithread; ithread >= 0; ithread--) {
pthread_join(cpi->h_encoding_thread[ithread], 0);
sem_destroy(&cpi->h_event_start_encoding[ithread]);
sem_destroy(&cpi->h_event_end_encoding[ithread]);
}
/* free thread related resources */
vpx_free(cpi->h_event_start_encoding);
vpx_free(cpi->h_event_end_encoding);
vpx_free(cpi->h_encoding_thread);
vpx_free(cpi->mb_row_ei);
vpx_free(cpi->en_thread_data);
return -1;
}
{
LPFTHREAD_DATA *lpfthd = &cpi->lpf_thread_data;
sem_init(&cpi->h_event_start_lpf, 0, 0);
sem_init(&cpi->h_event_end_lpf, 0, 0);
lpfthd->ptr1 = (void *)cpi;
rc = pthread_create(&cpi->h_filter_thread, 0, thread_loopfilter, lpfthd);
if (rc) {
/* shutdown other threads */
vpx_atomic_store_release(&cpi->b_multi_threaded, 0);
for (--ithread; ithread >= 0; ithread--) {
sem_post(&cpi->h_event_start_encoding[ithread]);
sem_post(&cpi->h_event_end_encoding[ithread]);
pthread_join(cpi->h_encoding_thread[ithread], 0);
sem_destroy(&cpi->h_event_start_encoding[ithread]);
sem_destroy(&cpi->h_event_end_encoding[ithread]);
}
sem_destroy(&cpi->h_event_end_lpf);
sem_destroy(&cpi->h_event_start_lpf);
/* free thread related resources */
vpx_free(cpi->h_event_start_encoding);
vpx_free(cpi->h_event_end_encoding);
vpx_free(cpi->h_encoding_thread);
vpx_free(cpi->mb_row_ei);
vpx_free(cpi->en_thread_data);
return -2;
}
}
}
return 0;
}
void vp8cx_remove_encoder_threads(VP8_COMP *cpi) {
if (vpx_atomic_load_acquire(&cpi->b_multi_threaded)) {
/* shutdown other threads */
vpx_atomic_store_release(&cpi->b_multi_threaded, 0);
{
int i;
for (i = 0; i < cpi->encoding_thread_count; ++i) {
sem_post(&cpi->h_event_start_encoding[i]);
sem_post(&cpi->h_event_end_encoding[i]);
pthread_join(cpi->h_encoding_thread[i], 0);
sem_destroy(&cpi->h_event_start_encoding[i]);
sem_destroy(&cpi->h_event_end_encoding[i]);
}
sem_post(&cpi->h_event_start_lpf);
pthread_join(cpi->h_filter_thread, 0);
}
sem_destroy(&cpi->h_event_end_lpf);
sem_destroy(&cpi->h_event_start_lpf);
/* free thread related resources */
vpx_free(cpi->h_event_start_encoding);
vpx_free(cpi->h_event_end_encoding);
vpx_free(cpi->h_encoding_thread);
vpx_free(cpi->mb_row_ei);
vpx_free(cpi->en_thread_data);
}
}
#endif