/*****************************************************************************
* frame.c: h264 encoder library
*****************************************************************************
- * Copyright (C) 2003 Laurent Aimar
- * $Id: frame.c,v 1.1 2004/06/03 19:27:06 fenrir Exp $
+ * Copyright (C) 2003-2008 x264 project
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ * Loren Merritt <lorenm@u.washington.edu>
+ * Fiona Glaser <fiona@x264.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*****************************************************************************/
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
#include "common.h"
-x264_frame_t *x264_frame_new( x264_t *h )
+#define ALIGN(x,a) (((x)+((a)-1))&~((a)-1))
+
+x264_frame_t *x264_frame_new( x264_t *h, int b_fdec )
{
- x264_frame_t *frame = x264_malloc( sizeof( x264_frame_t ) );
- int i;
+ x264_frame_t *frame;
+ int i, j;
int i_mb_count = h->mb.i_mb_count;
- int i_stride;
- int i_lines;
+ int i_stride, i_width, i_lines;
+ int i_padv = PADV << h->param.b_interlaced;
+ int luma_plane_size;
+ int chroma_plane_size;
+ int align = h->param.cpu&X264_CPU_CACHELINE_64 ? 64 : h->param.cpu&X264_CPU_CACHELINE_32 ? 32 : 16;
- memset( frame, 0, sizeof(x264_frame_t) );
+ CHECKED_MALLOCZERO( frame, sizeof(x264_frame_t) );
/* allocate frame data (+64 for extra data for me) */
- i_stride = ( ( h->param.i_width + 15 )&0xfffff0 )+ 64;
- i_lines = ( ( h->param.i_height + 15 )&0xfffff0 );
+ i_width = ALIGN( h->param.i_width, 16 );
+ i_stride = ALIGN( i_width + 2*PADH, align );
+ i_lines = ALIGN( h->param.i_height, 16<<h->param.b_interlaced );
frame->i_plane = 3;
for( i = 0; i < 3; i++ )
{
- int i_divh = 1;
- int i_divw = 1;
- if( i > 0 )
- {
- if( h->param.i_csp == X264_CSP_I420 )
- i_divh = i_divw = 2;
- else if( h->param.i_csp == X264_CSP_I422 )
- i_divw = 2;
- }
- frame->i_stride[i] = i_stride / i_divw;
- frame->i_lines[i] = i_lines / i_divh;
- frame->buffer[i] = x264_malloc( frame->i_stride[i] *
- ( frame->i_lines[i] + 64 / i_divh ) );
-
- frame->plane[i] = ((uint8_t*)frame->buffer[i]) +
- frame->i_stride[i] * 32 / i_divh + 32 / i_divw;
+ frame->i_stride[i] = ALIGN( i_stride >> !!i, align );
+ frame->i_width[i] = i_width >> !!i;
+ frame->i_lines[i] = i_lines >> !!i;
}
- frame->i_stride[3] = 0;
- frame->i_lines[3] = 0;
- frame->buffer[3] = NULL;
- frame->plane[3] = NULL;
- frame->filtered[0] = frame->plane[0];
- for( i = 0; i < 3; i++ )
+ luma_plane_size = (frame->i_stride[0] * (frame->i_lines[0] + 2*i_padv));
+ chroma_plane_size = (frame->i_stride[1] * (frame->i_lines[1] + 2*i_padv));
+ for( i = 1; i < 3; i++ )
{
- frame->buffer[4+i] = x264_malloc( frame->i_stride[0] *
- ( frame->i_lines[0] + 64 ) );
-
- frame->filtered[i+1] = ((uint8_t*)frame->buffer[4+i]) +
- frame->i_stride[0] * 32 + 32;
+ CHECKED_MALLOC( frame->buffer[i], chroma_plane_size );
+ frame->plane[i] = frame->buffer[i] + (frame->i_stride[i] * i_padv + PADH)/2;
}
- if( h->frames.b_have_lowres )
- {
- frame->i_stride_lowres = frame->i_stride[0]/2 + 32;
- frame->i_lines_lowres = frame->i_lines[0]/2;
- for( i = 0; i < 4; i++ )
- {
- frame->buffer[7+i] = x264_malloc( frame->i_stride_lowres *
- ( frame->i_lines[0]/2 + 64 ) );
- frame->lowres[i] = ((uint8_t*)frame->buffer[7+i]) +
- frame->i_stride_lowres * 32 + 32;
- }
- }
+ for( i = 0; i < h->param.i_bframe + 2; i++ )
+ for( j = 0; j < h->param.i_bframe + 2; j++ )
+ CHECKED_MALLOC( frame->i_row_satds[i][j], i_lines/16 * sizeof(int) );
frame->i_poc = -1;
frame->i_type = X264_TYPE_AUTO;
frame->i_pts = -1;
frame->i_frame = -1;
frame->i_frame_num = -1;
+ frame->i_lines_completed = -1;
+ frame->b_fdec = b_fdec;
+ frame->orig = frame;
- frame->mb_type= x264_malloc( i_mb_count * sizeof( int8_t) );
- frame->mv[0] = x264_malloc( 2*16 * i_mb_count * sizeof( int16_t ) );
- frame->ref[0] = x264_malloc( 4 * i_mb_count * sizeof( int8_t ) );
- if( h->param.i_bframe )
+ /* all 4 luma planes allocated together, since the cacheline split code
+ * requires them to be in-phase wrt cacheline alignment. */
+ if( h->param.analyse.i_subpel_refine && b_fdec )
{
- frame->mv[1] = x264_malloc( 2*16 * i_mb_count * sizeof( int16_t ) );
- frame->ref[1] = x264_malloc( 4 * i_mb_count * sizeof( int8_t ) );
+ CHECKED_MALLOC( frame->buffer[0], 4*luma_plane_size );
+ for( i = 0; i < 4; i++ )
+ frame->filtered[i] = frame->buffer[0] + i*luma_plane_size + frame->i_stride[0] * i_padv + PADH;
+ frame->plane[0] = frame->filtered[0];
}
else
{
- frame->mv[1] = NULL;
- frame->ref[1] = NULL;
+ CHECKED_MALLOC( frame->buffer[0], luma_plane_size );
+ frame->filtered[0] = frame->plane[0] = frame->buffer[0] + frame->i_stride[0] * i_padv + PADH;
+ }
+
+ frame->b_duplicate = 0;
+
+ if( b_fdec ) /* fdec frame */
+ {
+ CHECKED_MALLOC( frame->mb_type, i_mb_count * sizeof(int8_t));
+ CHECKED_MALLOC( frame->mv[0], 2*16 * i_mb_count * sizeof(int16_t) );
+ CHECKED_MALLOC( frame->ref[0], 4 * i_mb_count * sizeof(int8_t) );
+ if( h->param.i_bframe )
+ {
+ CHECKED_MALLOC( frame->mv[1], 2*16 * i_mb_count * sizeof(int16_t) );
+ CHECKED_MALLOC( frame->ref[1], 4 * i_mb_count * sizeof(int8_t) );
+ }
+ else
+ {
+ frame->mv[1] = NULL;
+ frame->ref[1] = NULL;
+ }
+ CHECKED_MALLOC( frame->i_row_bits, i_lines/16 * sizeof(int) );
+ CHECKED_MALLOC( frame->i_row_qp, i_lines/16 * sizeof(int) );
+ if( h->param.analyse.i_me_method >= X264_ME_ESA )
+ {
+ CHECKED_MALLOC( frame->buffer[3],
+ frame->i_stride[0] * (frame->i_lines[0] + 2*i_padv) * sizeof(uint16_t) << h->frames.b_have_sub8x8_esa );
+ frame->integral = (uint16_t*)frame->buffer[3] + frame->i_stride[0] * i_padv + PADH;
+ }
+ }
+ else /* fenc frame */
+ {
+ if( h->frames.b_have_lowres )
+ {
+ frame->i_width_lowres = frame->i_width[0]/2;
+ frame->i_stride_lowres = ALIGN( frame->i_width_lowres + 2*PADH, align );
+ frame->i_lines_lowres = frame->i_lines[0]/2;
+
+ luma_plane_size = frame->i_stride_lowres * (frame->i_lines[0]/2 + 2*i_padv);
+
+ CHECKED_MALLOC( frame->buffer_lowres[0], 4 * luma_plane_size );
+ for( i = 0; i < 4; i++ )
+ frame->lowres[i] = frame->buffer_lowres[0] + (frame->i_stride_lowres * i_padv + PADH) + i * luma_plane_size;
+
+ for( j = 0; j <= !!h->param.i_bframe; j++ )
+ for( i = 0; i <= h->param.i_bframe; i++ )
+ {
+ CHECKED_MALLOCZERO( frame->lowres_mvs[j][i], 2*h->mb.i_mb_count*sizeof(int16_t) );
+ CHECKED_MALLOC( frame->lowres_mv_costs[j][i], h->mb.i_mb_count*sizeof(int) );
+ }
+ CHECKED_MALLOC( frame->i_propagate_cost, (i_mb_count+3) * sizeof(uint16_t) );
+ for( j = 0; j <= h->param.i_bframe+1; j++ )
+ for( i = 0; i <= h->param.i_bframe+1; i++ )
+ {
+ CHECKED_MALLOC( frame->lowres_costs[j][i], (i_mb_count+3) * sizeof(uint16_t) );
+ CHECKED_MALLOC( frame->lowres_inter_types[j][i], (i_mb_count+3)/4 * sizeof(uint8_t) );
+ }
+ frame->i_intra_cost = frame->lowres_costs[0][0];
+ memset( frame->i_intra_cost, -1, (i_mb_count+3) * sizeof(uint16_t) );
+ }
+ if( h->param.rc.i_aq_mode )
+ {
+ CHECKED_MALLOC( frame->f_qp_offset, h->mb.i_mb_count * sizeof(float) );
+ CHECKED_MALLOC( frame->f_qp_offset_aq, h->mb.i_mb_count * sizeof(float) );
+ if( h->frames.b_have_lowres )
+ /* shouldn't really be initialized, just silences a valgrind false-positive in x264_mbtree_propagate_cost_sse2 */
+ CHECKED_MALLOCZERO( frame->i_inv_qscale_factor, (h->mb.i_mb_count+3) * sizeof(uint16_t) );
+ }
}
+ if( x264_pthread_mutex_init( &frame->mutex, NULL ) )
+ goto fail;
+ if( x264_pthread_cond_init( &frame->cv, NULL ) )
+ goto fail;
+
return frame;
+
+fail:
+ x264_free( frame );
+ return NULL;
}
void x264_frame_delete( x264_frame_t *frame )
{
- int i;
- for( i = 0; i < frame->i_plane; i++ )
+ int i, j;
+ /* Duplicate frames are blank copies of real frames (including pointers),
+ * so freeing those pointers would cause a double free later. */
+ if( !frame->b_duplicate )
{
- x264_free( frame->buffer[i] );
- }
- for( i = 4; i < 11; i++ ) /* filtered planes */
- {
- x264_free( frame->buffer[i] );
+ for( i = 0; i < 4; i++ )
+ x264_free( frame->buffer[i] );
+ for( i = 0; i < 4; i++ )
+ x264_free( frame->buffer_lowres[i] );
+ for( i = 0; i < X264_BFRAME_MAX+2; i++ )
+ for( j = 0; j < X264_BFRAME_MAX+2; j++ )
+ x264_free( frame->i_row_satds[i][j] );
+ for( j = 0; j < 2; j++ )
+ for( i = 0; i <= X264_BFRAME_MAX; i++ )
+ {
+ x264_free( frame->lowres_mvs[j][i] );
+ x264_free( frame->lowres_mv_costs[j][i] );
+ }
+ x264_free( frame->i_propagate_cost );
+ for( j = 0; j <= X264_BFRAME_MAX+1; j++ )
+ for( i = 0; i <= X264_BFRAME_MAX+1; i++ )
+ {
+ x264_free( frame->lowres_costs[j][i] );
+ x264_free( frame->lowres_inter_types[j][i] );
+ }
+ x264_free( frame->f_qp_offset );
+ x264_free( frame->f_qp_offset_aq );
+ x264_free( frame->i_inv_qscale_factor );
+ x264_free( frame->i_row_bits );
+ x264_free( frame->i_row_qp );
+ x264_free( frame->mb_type );
+ x264_free( frame->mv[0] );
+ x264_free( frame->mv[1] );
+ x264_free( frame->ref[0] );
+ x264_free( frame->ref[1] );
+ x264_pthread_mutex_destroy( &frame->mutex );
+ x264_pthread_cond_destroy( &frame->cv );
}
- x264_free( frame->mb_type );
- x264_free( frame->mv[0] );
- x264_free( frame->mv[1] );
- x264_free( frame->ref[0] );
- x264_free( frame->ref[1] );
x264_free( frame );
}
-void x264_frame_copy_picture( x264_t *h, x264_frame_t *dst, x264_picture_t *src )
+int x264_frame_copy_picture( x264_t *h, x264_frame_t *dst, x264_picture_t *src )
{
+ int i_csp = src->img.i_csp & X264_CSP_MASK;
+ int i;
+ if( i_csp != X264_CSP_I420 && i_csp != X264_CSP_YV12 )
+ {
+ x264_log( h, X264_LOG_ERROR, "Arg invalid CSP\n" );
+ return -1;
+ }
+
dst->i_type = src->i_type;
dst->i_qpplus1 = src->i_qpplus1;
- dst->i_pts = src->i_pts;
+ dst->i_pts = dst->i_dts = src->i_pts;
+ dst->param = src->param;
- switch( src->img.i_csp & X264_CSP_MASK )
+ for( i=0; i<3; i++ )
{
- case X264_CSP_I420:
- h->csp.i420( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_YV12:
- h->csp.yv12( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_I422:
- h->csp.i422( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_I444:
- h->csp.i444( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_YUYV:
- h->csp.yuyv( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_RGB:
- h->csp.rgb( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_BGR:
- h->csp.bgr( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
- case X264_CSP_BGRA:
- h->csp.bgra( dst, &src->img, h->param.i_width, h->param.i_height );
- break;
-
- default:
- x264_log( h, X264_LOG_ERROR, "Arg invalid CSP\n" );
- break;
+ int s = (i_csp == X264_CSP_YV12 && i) ? i^3 : i;
+ uint8_t *plane = src->img.plane[s];
+ int stride = src->img.i_stride[s];
+ int width = h->param.i_width >> !!i;
+ int height = h->param.i_height >> !!i;
+ if( src->img.i_csp & X264_CSP_VFLIP )
+ {
+ plane += (height-1)*stride;
+ stride = -stride;
+ }
+ h->mc.plane_copy( dst->plane[i], dst->i_stride[i], plane, stride, width, height );
}
+ return 0;
}
-static void plane_expand_border( uint8_t *pix, int i_stride, int i_height, int i_pad )
+static void plane_expand_border( uint8_t *pix, int i_stride, int i_width, int i_height, int i_padh, int i_padv, int b_pad_top, int b_pad_bottom )
{
#define PPIXEL(x, y) ( pix + (x) + (y)*i_stride )
- const int i_width = i_stride - 2*i_pad;
int y;
-
for( y = 0; y < i_height; y++ )
{
/* left band */
- memset( PPIXEL(-i_pad, y), PPIXEL(0, y)[0], i_pad );
+ memset( PPIXEL(-i_padh, y), PPIXEL(0, y)[0], i_padh );
/* right band */
- memset( PPIXEL(i_width, y), PPIXEL(i_width-1, y)[0], i_pad );
+ memset( PPIXEL(i_width, y), PPIXEL(i_width-1, y)[0], i_padh );
}
/* upper band */
- for( y = 0; y < i_pad; y++ )
- memcpy( PPIXEL(-i_pad, -y-1), PPIXEL(-i_pad, 0), i_stride );
+ if( b_pad_top )
+ for( y = 0; y < i_padv; y++ )
+ memcpy( PPIXEL(-i_padh, -y-1), PPIXEL(-i_padh, 0), i_width+2*i_padh );
/* lower band */
- for( y = 0; y < i_pad; y++ )
- memcpy( PPIXEL(-i_pad, i_height+y), PPIXEL(-i_pad, i_height-1), i_stride );
+ if( b_pad_bottom )
+ for( y = 0; y < i_padv; y++ )
+ memcpy( PPIXEL(-i_padh, i_height+y), PPIXEL(-i_padh, i_height-1), i_width+2*i_padh );
#undef PPIXEL
}
-void x264_frame_expand_border( x264_frame_t *frame )
+void x264_frame_expand_border( x264_t *h, x264_frame_t *frame, int mb_y, int b_end )
{
int i;
+ int b_start = !mb_y;
+ if( mb_y & h->sh.b_mbaff )
+ return;
for( i = 0; i < frame->i_plane; i++ )
{
- int i_pad = i ? 16 : 32;
- plane_expand_border( frame->plane[i], frame->i_stride[i], frame->i_lines[i], i_pad );
+ int stride = frame->i_stride[i];
+ int width = 16*h->sps->i_mb_width >> !!i;
+ int height = (b_end ? 16*(h->sps->i_mb_height - mb_y) >> h->sh.b_mbaff : 16) >> !!i;
+ int padh = PADH >> !!i;
+ int padv = PADV >> !!i;
+ // buffer: 2 chroma, 3 luma (rounded to 4) because deblocking goes beyond the top of the mb
+ uint8_t *pix = frame->plane[i] + X264_MAX(0, (16*mb_y-4)*stride >> !!i);
+ if( b_end && !b_start )
+ height += 4 >> (!!i + h->sh.b_mbaff);
+ if( h->sh.b_mbaff )
+ {
+ plane_expand_border( pix, stride*2, width, height, padh, padv, b_start, b_end );
+ plane_expand_border( pix+stride, stride*2, width, height, padh, padv, b_start, b_end );
+ }
+ else
+ {
+ plane_expand_border( pix, stride, width, height, padh, padv, b_start, b_end );
+ }
}
}
-void x264_frame_expand_border_filtered( x264_frame_t *frame )
+void x264_frame_expand_border_filtered( x264_t *h, x264_frame_t *frame, int mb_y, int b_end )
{
- /* during filtering, 8 extra pixels were filtered on each edge.
+ /* during filtering, 8 extra pixels were filtered on each edge,
+ * but up to 3 of the horizontal ones may be wrong.
we want to expand border from the last filtered pixel */
+ int b_start = !mb_y;
+ int stride = frame->i_stride[0];
+ int width = 16*h->sps->i_mb_width + 8;
+ int height = b_end ? (16*(h->sps->i_mb_height - mb_y) >> h->sh.b_mbaff) + 16 : 16;
+ int padh = PADH - 4;
+ int padv = PADV - 8;
int i;
for( i = 1; i < 4; i++ )
- plane_expand_border( frame->filtered[i] - 8*frame->i_stride[0] - 8, frame->i_stride[0], frame->i_lines[0]+2*8, 24 );
+ {
+ // buffer: 8 luma, to match the hpel filter
+ uint8_t *pix = frame->filtered[i] + (16*mb_y - (8 << h->sh.b_mbaff)) * stride - 4;
+ if( h->sh.b_mbaff )
+ {
+ plane_expand_border( pix, stride*2, width, height, padh, padv, b_start, b_end );
+ plane_expand_border( pix+stride, stride*2, width, height, padh, padv, b_start, b_end );
+ }
+ else
+ {
+ plane_expand_border( pix, stride, width, height, padh, padv, b_start, b_end );
+ }
+ }
}
void x264_frame_expand_border_lowres( x264_frame_t *frame )
{
int i;
for( i = 0; i < 4; i++ )
- plane_expand_border( frame->lowres[i], frame->i_stride_lowres, frame->i_lines_lowres, 32 );
+ plane_expand_border( frame->lowres[i], frame->i_stride_lowres, frame->i_width_lowres, frame->i_lines_lowres, PADH, PADV, 1, 1 );
}
+void x264_frame_expand_border_mod16( x264_t *h, x264_frame_t *frame )
+{
+ int i, y;
+ for( i = 0; i < frame->i_plane; i++ )
+ {
+ int i_subsample = i ? 1 : 0;
+ int i_width = h->param.i_width >> i_subsample;
+ int i_height = h->param.i_height >> i_subsample;
+ int i_padx = (h->sps->i_mb_width * 16 - h->param.i_width) >> i_subsample;
+ int i_pady = (h->sps->i_mb_height * 16 - h->param.i_height) >> i_subsample;
-/* Deblocking filter */
+ if( i_padx )
+ {
+ for( y = 0; y < i_height; y++ )
+ memset( &frame->plane[i][y*frame->i_stride[i] + i_width],
+ frame->plane[i][y*frame->i_stride[i] + i_width - 1],
+ i_padx );
+ }
+ if( i_pady )
+ {
+ //FIXME interlace? or just let it pad using the wrong field
+ for( y = i_height; y < i_height + i_pady; y++ )
+ memcpy( &frame->plane[i][y*frame->i_stride[i]],
+ &frame->plane[i][(i_height-1)*frame->i_stride[i]],
+ i_width + i_padx );
+ }
+ }
+}
+
+
+/* cavlc + 8x8 transform stores nnz per 16 coeffs for the purpose of
+ * entropy coding, but per 64 coeffs for the purpose of deblocking */
+static void munge_cavlc_nnz_row( x264_t *h, int mb_y, uint8_t (*buf)[16] )
+{
+ uint32_t (*src)[6] = (uint32_t(*)[6])h->mb.non_zero_count + mb_y * h->sps->i_mb_width;
+ int8_t *transform = h->mb.mb_transform_size + mb_y * h->sps->i_mb_width;
+ int x, nnz;
+ for( x=0; x<h->sps->i_mb_width; x++ )
+ {
+ memcpy( buf+x, src+x, 16 );
+ if( transform[x] )
+ {
+ nnz = src[x][0] | src[x][1];
+ src[x][0] = src[x][1] = ((uint16_t)nnz ? 0x0101 : 0) + (nnz>>16 ? 0x01010000 : 0);
+ nnz = src[x][2] | src[x][3];
+ src[x][2] = src[x][3] = ((uint16_t)nnz ? 0x0101 : 0) + (nnz>>16 ? 0x01010000 : 0);
+ }
+ }
+}
-static const int i_alpha_table[52] =
+static void restore_cavlc_nnz_row( x264_t *h, int mb_y, uint8_t (*buf)[16] )
{
+ uint8_t (*dst)[24] = h->mb.non_zero_count + mb_y * h->sps->i_mb_width;
+ int x;
+ for( x=0; x<h->sps->i_mb_width; x++ )
+ memcpy( dst+x, buf+x, 16 );
+}
+
+static void munge_cavlc_nnz( x264_t *h, int mb_y, uint8_t (*buf)[16], void (*func)(x264_t*, int, uint8_t (*)[16]) )
+{
+ func( h, mb_y, buf );
+ if( mb_y > 0 )
+ func( h, mb_y-1, buf + h->sps->i_mb_width );
+ if( h->sh.b_mbaff )
+ {
+ func( h, mb_y+1, buf + h->sps->i_mb_width * 2 );
+ if( mb_y > 0 )
+ func( h, mb_y-2, buf + h->sps->i_mb_width * 3 );
+ }
+}
+
+
+/* Deblocking filter */
+static const uint8_t i_alpha_table[52+12*2] =
+{
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 4, 4, 5, 6,
7, 8, 9, 10, 12, 13, 15, 17, 20, 22,
25, 28, 32, 36, 40, 45, 50, 56, 63, 71,
80, 90,101,113,127,144,162,182,203,226,
- 255, 255
+ 255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,
};
-static const int i_beta_table[52] =
+static const uint8_t i_beta_table[52+12*2] =
{
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 2, 2, 2, 3,
3, 3, 3, 4, 4, 4, 6, 6, 7, 7,
8, 8, 9, 9, 10, 10, 11, 11, 12, 12,
13, 13, 14, 14, 15, 15, 16, 16, 17, 17,
- 18, 18
+ 18, 18,
+ 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
};
-static const int i_tc0_table[52][3] =
-{
- { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
- { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
- { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 1 },
- { 0, 0, 1 }, { 0, 0, 1 }, { 0, 0, 1 }, { 0, 1, 1 }, { 0, 1, 1 }, { 1, 1, 1 },
- { 1, 1, 1 }, { 1, 1, 1 }, { 1, 1, 1 }, { 1, 1, 2 }, { 1, 1, 2 }, { 1, 1, 2 },
- { 1, 1, 2 }, { 1, 2, 3 }, { 1, 2, 3 }, { 2, 2, 3 }, { 2, 2, 4 }, { 2, 3, 4 },
- { 2, 3, 4 }, { 3, 3, 5 }, { 3, 4, 6 }, { 3, 4, 6 }, { 4, 5, 7 }, { 4, 5, 8 },
- { 4, 6, 9 }, { 5, 7,10 }, { 6, 8,11 }, { 6, 8,13 }, { 7,10,14 }, { 8,11,16 },
- { 9,12,18 }, {10,13,20 }, {11,15,23 }, {13,17,25 }
+static const int8_t i_tc0_table[52+12*2][4] =
+{
+ {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
+ {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
+ {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
+ {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
+ {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 1 },
+ {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 1, 1 }, {-1, 0, 1, 1 }, {-1, 1, 1, 1 },
+ {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 },
+ {-1, 1, 1, 2 }, {-1, 1, 2, 3 }, {-1, 1, 2, 3 }, {-1, 2, 2, 3 }, {-1, 2, 2, 4 }, {-1, 2, 3, 4 },
+ {-1, 2, 3, 4 }, {-1, 3, 3, 5 }, {-1, 3, 4, 6 }, {-1, 3, 4, 6 }, {-1, 4, 5, 7 }, {-1, 4, 5, 8 },
+ {-1, 4, 6, 9 }, {-1, 5, 7,10 }, {-1, 6, 8,11 }, {-1, 6, 8,13 }, {-1, 7,10,14 }, {-1, 8,11,16 },
+ {-1, 9,12,18 }, {-1,10,13,20 }, {-1,11,15,23 }, {-1,13,17,25 },
+ {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },
+ {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },
};
+#define alpha_table(x) i_alpha_table[(x)+12]
+#define beta_table(x) i_beta_table[(x)+12]
+#define tc0_table(x) i_tc0_table[(x)+12]
/* From ffmpeg */
-static inline int clip_uint8( int a )
-{
- if (a&(~255))
- return (-a)>>31;
- else
- return a;
-}
-
-static inline void deblocking_filter_edgev( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+static inline void deblock_luma_c( uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0 )
{
int i, d;
- const int i_index_a = x264_clip3( i_QP + h->sh.i_alpha_c0_offset, 0, 51 );
- const int alpha = i_alpha_table[i_index_a];
- const int beta = i_beta_table[x264_clip3( i_QP + h->sh.i_beta_offset, 0, 51 )];
-
for( i = 0; i < 4; i++ )
{
- if( bS[i] == 0 )
+ if( tc0[i] < 0 )
{
- pix += 4 * i_pix_stride;
+ pix += 4*ystride;
continue;
}
-
- if( bS[i] < 4 )
+ for( d = 0; d < 4; d++ )
{
- const int tc0 = i_tc0_table[i_index_a][bS[i] - 1];
-
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
+ const int p2 = pix[-3*xstride];
+ const int p1 = pix[-2*xstride];
+ const int p0 = pix[-1*xstride];
+ const int q0 = pix[ 0*xstride];
+ const int q1 = pix[ 1*xstride];
+ const int q2 = pix[ 2*xstride];
+
+ if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
{
- const int p0 = pix[-1];
- const int p1 = pix[-2];
- const int p2 = pix[-3];
- const int q0 = pix[0];
- const int q1 = pix[1];
- const int q2 = pix[2];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
+ int tc = tc0[i];
+ int delta;
+ if( abs( p2 - p0 ) < beta )
{
- int tc = tc0;
- int i_delta;
-
- if( abs( p2 - p0 ) < beta )
- {
- pix[-2] = p1 + x264_clip3( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0, tc0 );
- tc++;
- }
- if( abs( q2 - q0 ) < beta )
- {
- pix[1] = q1 + x264_clip3( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0, tc0 );
- tc++;
- }
-
- i_delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
- pix[-1] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
+ pix[-2*xstride] = p1 + x264_clip3( (( p2 + ((p0 + q0 + 1) >> 1)) >> 1) - p1, -tc0[i], tc0[i] );
+ tc++;
}
- pix += i_pix_stride;
- }
- }
- else
- {
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
- {
- const int p0 = pix[-1];
- const int p1 = pix[-2];
- const int p2 = pix[-3];
-
- const int q0 = pix[0];
- const int q1 = pix[1];
- const int q2 = pix[2];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
+ if( abs( q2 - q0 ) < beta )
{
- if( abs( p0 - q0 ) < (( alpha >> 2 ) + 2 ) )
- {
- if( abs( p2 - p0 ) < beta )
- {
- const int p3 = pix[-4];
- /* p0', p1', p2' */
- pix[-1] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
- pix[-2] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
- pix[-3] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
- }
- else
- {
- /* p0' */
- pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
- }
- if( abs( q2 - q0 ) < beta )
- {
- const int q3 = pix[3];
- /* q0', q1', q2' */
- pix[0] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
- pix[1] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
- pix[2] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
- }
- else
- {
- /* q0' */
- pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
- }
- }
- else
- {
- /* p0', q0' */
- pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
- pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
- }
+ pix[ 1*xstride] = q1 + x264_clip3( (( q2 + ((p0 + q0 + 1) >> 1)) >> 1) - q1, -tc0[i], tc0[i] );
+ tc++;
}
- pix += i_pix_stride;
+
+ delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ pix[-1*xstride] = x264_clip_uint8( p0 + delta ); /* p0' */
+ pix[ 0*xstride] = x264_clip_uint8( q0 - delta ); /* q0' */
}
+ pix += ystride;
}
}
}
+static void deblock_v_luma_c( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
+{
+ deblock_luma_c( pix, stride, 1, alpha, beta, tc0 );
+}
+static void deblock_h_luma_c( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
+{
+ deblock_luma_c( pix, 1, stride, alpha, beta, tc0 );
+}
-static inline void deblocking_filter_edgecv( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+static inline void deblock_chroma_c( uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0 )
{
int i, d;
- const int i_index_a = x264_clip3( i_QP + h->sh.i_alpha_c0_offset, 0, 51 );
- const int alpha = i_alpha_table[i_index_a];
- const int beta = i_beta_table[x264_clip3( i_QP + h->sh.i_beta_offset, 0, 51 )];
-
for( i = 0; i < 4; i++ )
{
- if( bS[i] == 0 )
+ const int tc = tc0[i];
+ if( tc <= 0 )
{
- pix += 2 * i_pix_stride;
+ pix += 2*ystride;
continue;
}
-
- if( bS[i] < 4 )
+ for( d = 0; d < 2; d++ )
{
- const int tc = i_tc0_table[i_index_a][bS[i] - 1] + 1;
- /* 2px edge length (because we use same bS than the one for luma) */
- for( d = 0; d < 2; d++ )
- {
- const int p0 = pix[-1];
- const int p1 = pix[-2];
- const int q0 = pix[0];
- const int q1 = pix[1];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
- {
- const int i_delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ const int p1 = pix[-2*xstride];
+ const int p0 = pix[-1*xstride];
+ const int q0 = pix[ 0*xstride];
+ const int q1 = pix[ 1*xstride];
- pix[-1] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
- }
- pix += i_pix_stride;
- }
- }
- else
- {
- /* 2px edge length (because we use same bS than the one for luma) */
- for( d = 0; d < 2; d++ )
+ if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
{
- const int p0 = pix[-1];
- const int p1 = pix[-2];
- const int q0 = pix[0];
- const int q1 = pix[1];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
- {
- pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */
- pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */
- }
- pix += i_pix_stride;
+ int delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ pix[-1*xstride] = x264_clip_uint8( p0 + delta ); /* p0' */
+ pix[ 0*xstride] = x264_clip_uint8( q0 - delta ); /* q0' */
}
+ pix += ystride;
}
}
}
-
-static inline void deblocking_filter_edgeh( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+static void deblock_v_chroma_c( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
{
- int i, d;
- const int i_index_a = x264_clip3( i_QP + h->sh.i_alpha_c0_offset, 0, 51 );
- const int alpha = i_alpha_table[i_index_a];
- const int beta = i_beta_table[x264_clip3( i_QP + h->sh.i_beta_offset, 0, 51 )];
-
- int i_pix_next = i_pix_stride;
+ deblock_chroma_c( pix, stride, 1, alpha, beta, tc0 );
+}
+static void deblock_h_chroma_c( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
+{
+ deblock_chroma_c( pix, 1, stride, alpha, beta, tc0 );
+}
- for( i = 0; i < 4; i++ )
+static inline void deblock_luma_intra_c( uint8_t *pix, int xstride, int ystride, int alpha, int beta )
+{
+ int d;
+ for( d = 0; d < 16; d++ )
{
- if( bS[i] == 0 )
+ const int p2 = pix[-3*xstride];
+ const int p1 = pix[-2*xstride];
+ const int p0 = pix[-1*xstride];
+ const int q0 = pix[ 0*xstride];
+ const int q1 = pix[ 1*xstride];
+ const int q2 = pix[ 2*xstride];
+
+ if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
{
- pix += 4;
- continue;
- }
-
- if( bS[i] < 4 )
- {
- const int tc0 = i_tc0_table[i_index_a][bS[i] - 1];
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
+ if(abs( p0 - q0 ) < ((alpha >> 2) + 2) )
{
- const int p0 = pix[-i_pix_next];
- const int p1 = pix[-2*i_pix_next];
- const int p2 = pix[-3*i_pix_next];
- const int q0 = pix[0];
- const int q1 = pix[1*i_pix_next];
- const int q2 = pix[2*i_pix_next];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
+ if( abs( p2 - p0 ) < beta ) /* p0', p1', p2' */
{
- int tc = tc0;
- int i_delta;
-
- if( abs( p2 - p0 ) < beta )
- {
- pix[-2*i_pix_next] = p1 + x264_clip3( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0, tc0 );
- tc++;
- }
- if( abs( q2 - q0 ) < beta )
- {
- pix[i_pix_next] = q1 + x264_clip3( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0, tc0 );
- tc++;
- }
-
- i_delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
- pix[-i_pix_next] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
+ const int p3 = pix[-4*xstride];
+ pix[-1*xstride] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
+ pix[-2*xstride] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
+ pix[-3*xstride] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
}
- pix++;
- }
- }
- else
- {
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
- {
- const int p0 = pix[-i_pix_next];
- const int p1 = pix[-2*i_pix_next];
- const int p2 = pix[-3*i_pix_next];
- const int q0 = pix[0];
- const int q1 = pix[1*i_pix_next];
- const int q2 = pix[2*i_pix_next];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
+ else /* p0' */
+ pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
+ if( abs( q2 - q0 ) < beta ) /* q0', q1', q2' */
{
- const int p3 = pix[-4*i_pix_next];
- const int q3 = pix[ 3*i_pix_next];
-
- if( abs( p0 - q0 ) < (( alpha >> 2 ) + 2 ) )
- {
- if( abs( p2 - p0 ) < beta )
- {
- /* p0', p1', p2' */
- pix[-1*i_pix_next] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
- pix[-2*i_pix_next] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
- pix[-3*i_pix_next] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
- }
- else
- {
- /* p0' */
- pix[-1*i_pix_next] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
- }
- if( abs( q2 - q0 ) < beta )
- {
- /* q0', q1', q2' */
- pix[0*i_pix_next] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
- pix[1*i_pix_next] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
- pix[2*i_pix_next] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
- }
- else
- {
- /* q0' */
- pix[0*i_pix_next] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
- }
- }
- else
- {
- /* p0' */
- pix[-1*i_pix_next] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
- /* q0' */
- pix[0*i_pix_next] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
- }
+ const int q3 = pix[3*xstride];
+ pix[0*xstride] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
+ pix[1*xstride] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
+ pix[2*xstride] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
}
- pix++;
+ else /* q0' */
+ pix[0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
+ }
+ else /* p0', q0' */
+ {
+ pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
+ pix[ 0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
}
-
}
+ pix += ystride;
}
}
-
-static inline void deblocking_filter_edgech( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+static void deblock_v_luma_intra_c( uint8_t *pix, int stride, int alpha, int beta )
{
- int i, d;
- const int i_index_a = x264_clip3( i_QP + h->sh.i_alpha_c0_offset, 0, 51 );
- const int alpha = i_alpha_table[i_index_a];
- const int beta = i_beta_table[x264_clip3( i_QP + h->sh.i_beta_offset, 0, 51 )];
-
- int i_pix_next = i_pix_stride;
+ deblock_luma_intra_c( pix, stride, 1, alpha, beta );
+}
+static void deblock_h_luma_intra_c( uint8_t *pix, int stride, int alpha, int beta )
+{
+ deblock_luma_intra_c( pix, 1, stride, alpha, beta );
+}
- for( i = 0; i < 4; i++ )
+static inline void deblock_chroma_intra_c( uint8_t *pix, int xstride, int ystride, int alpha, int beta )
+{
+ int d;
+ for( d = 0; d < 8; d++ )
{
- if( bS[i] == 0 )
- {
- pix += 2;
- continue;
- }
- if( bS[i] < 4 )
- {
- int tc = i_tc0_table[i_index_a][bS[i] - 1] + 1;
- /* 2px edge length (see deblocking_filter_edgecv) */
- for( d = 0; d < 2; d++ )
- {
- const int p0 = pix[-1*i_pix_next];
- const int p1 = pix[-2*i_pix_next];
- const int q0 = pix[0];
- const int q1 = pix[1*i_pix_next];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
- {
- int i_delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ const int p1 = pix[-2*xstride];
+ const int p0 = pix[-1*xstride];
+ const int q0 = pix[ 0*xstride];
+ const int q1 = pix[ 1*xstride];
- pix[-i_pix_next] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
- }
- pix++;
- }
- }
- else
+ if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
{
- /* 2px edge length (see deblocking_filter_edgecv) */
- for( d = 0; d < 2; d++ )
- {
- const int p0 = pix[-1*i_pix_next];
- const int p1 = pix[-2*i_pix_next];
- const int q0 = pix[0];
- const int q1 = pix[1*i_pix_next];
-
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - q0 ) < beta )
- {
- pix[-i_pix_next] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */
- pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */
- }
- pix++;
- }
+ pix[-1*xstride] = (2*p1 + p0 + q1 + 2) >> 2; /* p0' */
+ pix[ 0*xstride] = (2*q1 + q0 + p1 + 2) >> 2; /* q0' */
}
+ pix += ystride;
}
}
+static void deblock_v_chroma_intra_c( uint8_t *pix, int stride, int alpha, int beta )
+{
+ deblock_chroma_intra_c( pix, stride, 1, alpha, beta );
+}
+static void deblock_h_chroma_intra_c( uint8_t *pix, int stride, int alpha, int beta )
+{
+ deblock_chroma_intra_c( pix, 1, stride, alpha, beta );
+}
-void x264_frame_deblocking_filter( x264_t *h, int i_slice_type )
+static inline void deblock_edge( x264_t *h, uint8_t *pix1, uint8_t *pix2, int i_stride, uint8_t bS[4], int i_qp, int b_chroma, x264_deblock_inter_t pf_inter )
{
- const int s8x8 = 2 * h->mb.i_mb_stride;
- const int s4x4 = 4 * h->mb.i_mb_stride;
+ const int index_a = i_qp + h->sh.i_alpha_c0_offset;
+ const int alpha = alpha_table(index_a);
+ const int beta = beta_table(i_qp + h->sh.i_beta_offset);
+ int8_t tc[4];
+
+ if( !alpha || !beta )
+ return;
+
+ tc[0] = tc0_table(index_a)[bS[0]] + b_chroma;
+ tc[1] = tc0_table(index_a)[bS[1]] + b_chroma;
+ tc[2] = tc0_table(index_a)[bS[2]] + b_chroma;
+ tc[3] = tc0_table(index_a)[bS[3]] + b_chroma;
+
+ pf_inter( pix1, i_stride, alpha, beta, tc );
+ if( b_chroma )
+ pf_inter( pix2, i_stride, alpha, beta, tc );
+}
- int mb_y, mb_x;
+static inline void deblock_edge_intra( x264_t *h, uint8_t *pix1, uint8_t *pix2, int i_stride, uint8_t bS[4], int i_qp, int b_chroma, x264_deblock_intra_t pf_intra )
+{
+ const int alpha = alpha_table(i_qp + h->sh.i_alpha_c0_offset);
+ const int beta = beta_table(i_qp + h->sh.i_beta_offset);
+
+ if( !alpha || !beta )
+ return;
+
+ pf_intra( pix1, i_stride, alpha, beta );
+ if( b_chroma )
+ pf_intra( pix2, i_stride, alpha, beta );
+}
- for( mb_y = 0, mb_x = 0; mb_y < h->sps->i_mb_height; )
+void x264_frame_deblock_row( x264_t *h, int mb_y )
+{
+ const int s8x8 = 2 * h->mb.i_mb_stride;
+ const int s4x4 = 4 * h->mb.i_mb_stride;
+ const int b_interlaced = h->sh.b_mbaff;
+ const int mvy_limit = 4 >> b_interlaced;
+ const int qp_thresh = 15 - X264_MIN(h->sh.i_alpha_c0_offset, h->sh.i_beta_offset) - X264_MAX(0, h->param.analyse.i_chroma_qp_offset);
+ const int no_sub8x8 = !(h->param.analyse.inter & X264_ANALYSE_PSUB8x8);
+ int mb_x;
+ int stridey = h->fdec->i_stride[0];
+ int stride2y = stridey << b_interlaced;
+ int strideuv = h->fdec->i_stride[1];
+ int stride2uv = strideuv << b_interlaced;
+
+ if( !h->pps->b_cabac && h->pps->b_transform_8x8_mode )
+ munge_cavlc_nnz( h, mb_y, h->mb.nnz_backup, munge_cavlc_nnz_row );
+
+ for( mb_x = 0; mb_x < h->sps->i_mb_width; mb_x += (~b_interlaced | mb_y)&1, mb_y ^= b_interlaced )
{
const int mb_xy = mb_y * h->mb.i_mb_stride + mb_x;
const int mb_8x8 = 2 * s8x8 * mb_y + 2 * mb_x;
const int mb_4x4 = 4 * s4x4 * mb_y + 4 * mb_x;
- int i_edge;
- int i_dir;
const int b_8x8_transform = h->mb.mb_transform_size[mb_xy];
-
- /* cavlc + 8x8 transform stores nnz per 16 coeffs for the purpose of
- * entropy coding, but per 64 coeffs for the purpose of deblocking */
- if( !h->param.b_cabac && b_8x8_transform )
+ const int i_qp = h->mb.qp[mb_xy];
+ int i_edge_end = (h->mb.type[mb_xy] == P_SKIP) ? 1 : 4;
+ uint8_t *pixy = h->fdec->plane[0] + 16*mb_y*stridey + 16*mb_x;
+ uint8_t *pixu = h->fdec->plane[1] + 8*mb_y*strideuv + 8*mb_x;
+ uint8_t *pixv = h->fdec->plane[2] + 8*mb_y*strideuv + 8*mb_x;
+ if( b_interlaced && (mb_y&1) )
{
- uint32_t *nnz = (uint32_t*)h->mb.non_zero_count[mb_xy];
- if( nnz[0] ) nnz[0] = 0x01010101;
- if( nnz[1] ) nnz[1] = 0x01010101;
- if( nnz[2] ) nnz[2] = 0x01010101;
- if( nnz[3] ) nnz[3] = 0x01010101;
+ pixy -= 15*stridey;
+ pixu -= 7*strideuv;
+ pixv -= 7*strideuv;
+ }
+
+ x264_prefetch_fenc( h, h->fdec, mb_x, mb_y );
+
+ if( i_qp <= qp_thresh )
+ i_edge_end = 1;
+
+ #define FILTER_DIR(intra, i_dir)\
+ {\
+ /* Y plane */\
+ i_qpn= h->mb.qp[mbn_xy];\
+ if( i_dir == 0 )\
+ {\
+ /* vertical edge */\
+ deblock_edge##intra( h, pixy + 4*i_edge, NULL,\
+ stride2y, bS, (i_qp+i_qpn+1) >> 1, 0,\
+ h->loopf.deblock_h_luma##intra );\
+ if( !(i_edge & 1) )\
+ {\
+ /* U/V planes */\
+ int i_qpc = (h->chroma_qp_table[i_qp] + h->chroma_qp_table[i_qpn] + 1) >> 1;\
+ deblock_edge##intra( h, pixu + 2*i_edge, pixv + 2*i_edge,\
+ stride2uv, bS, i_qpc, 1,\
+ h->loopf.deblock_h_chroma##intra );\
+ }\
+ }\
+ else\
+ {\
+ /* horizontal edge */\
+ deblock_edge##intra( h, pixy + 4*i_edge*stride2y, NULL,\
+ stride2y, bS, (i_qp+i_qpn+1) >> 1, 0,\
+ h->loopf.deblock_v_luma##intra );\
+ /* U/V planes */\
+ if( !(i_edge & 1) )\
+ {\
+ int i_qpc = (h->chroma_qp_table[i_qp] + h->chroma_qp_table[i_qpn] + 1) >> 1;\
+ deblock_edge##intra( h, pixu + 2*i_edge*stride2uv, pixv + 2*i_edge*stride2uv,\
+ stride2uv, bS, i_qpc, 1,\
+ h->loopf.deblock_v_chroma##intra );\
+ }\
+ }\
+ }
+
+ #define DEBLOCK_STRENGTH(i_dir)\
+ {\
+ /* *** Get bS for each 4px for the current edge *** */\
+ if( IS_INTRA( h->mb.type[mb_xy] ) || IS_INTRA( h->mb.type[mbn_xy]) )\
+ M32( bS ) = 0x03030303;\
+ else\
+ {\
+ M32( bS ) = 0x00000000;\
+ for( i = 0; i < 4; i++ )\
+ {\
+ int x = i_dir == 0 ? i_edge : i;\
+ int y = i_dir == 0 ? i : i_edge;\
+ int xn = i_dir == 0 ? (x - 1)&0x03 : x;\
+ int yn = i_dir == 0 ? y : (y - 1)&0x03;\
+ if( h->mb.non_zero_count[mb_xy][x+y*4] != 0 ||\
+ h->mb.non_zero_count[mbn_xy][xn+yn*4] != 0 )\
+ bS[i] = 2;\
+ else if(!(i_edge&no_sub8x8))\
+ {\
+ if((i&no_sub8x8) && bS[i-1] != 2)\
+ bS[i] = bS[i-1];\
+ else\
+ {\
+ int i8p= mb_8x8+(x>>1)+(y>>1)*s8x8;\
+ int i8q= mbn_8x8+(xn>>1)+(yn>>1)*s8x8;\
+ int i4p= mb_4x4+x+y*s4x4;\
+ int i4q= mbn_4x4+xn+yn*s4x4;\
+ int refs_equal;\
+ /* We don't use duplicate refs in B-frames, so we can take this shortcut for now. */ \
+ if( h->sh.i_type == SLICE_TYPE_B || h->mb.ref[0][i8p] < 0 || h->mb.ref[0][i8q] < 0 )\
+ refs_equal = h->mb.ref[0][i8p] == h->mb.ref[0][i8q];\
+ else if( !h->mb.b_interlaced )\
+ refs_equal = h->fref0[h->mb.ref[0][i8p]]->i_poc == h->fref0[h->mb.ref[0][i8q]]->i_poc;\
+ else\
+ refs_equal = h->fref0[h->mb.ref[0][i8p]>>1]->i_poc == h->fref0[h->mb.ref[0][i8q]>>1]->i_poc\
+ && (h->mb.ref[0][i8p]&1) == (h->mb.ref[0][i8q]&1);\
+ if((!refs_equal ||\
+ abs( h->mb.mv[0][i4p][0] - h->mb.mv[0][i4q][0] ) >= 4 ||\
+ abs( h->mb.mv[0][i4p][1] - h->mb.mv[0][i4q][1] ) >= mvy_limit ) ||\
+ (h->sh.i_type == SLICE_TYPE_B &&\
+ (h->mb.ref[1][i8p] != h->mb.ref[1][i8q] ||\
+ abs( h->mb.mv[1][i4p][0] - h->mb.mv[1][i4q][0] ) >= 4 ||\
+ abs( h->mb.mv[1][i4p][1] - h->mb.mv[1][i4q][1] ) >= mvy_limit )))\
+ {\
+ bS[i] = 1;\
+ }\
+ }\
+ }\
+ }\
+ }\
}
/* i_dir == 0 -> vertical edge
* i_dir == 1 -> horizontal edge */
- for( i_dir = 0; i_dir < 2; i_dir++ )
+ #define DEBLOCK_DIR(i_dir)\
+ {\
+ int i_edge = (i_dir ? (mb_y <= b_interlaced) : (mb_x == 0));\
+ int i_qpn, i, mbn_xy, mbn_8x8, mbn_4x4;\
+ ALIGNED_4( uint8_t bS[4] ); /* filtering strength */\
+ if( i_edge )\
+ i_edge+= b_8x8_transform;\
+ else\
+ {\
+ mbn_xy = i_dir == 0 ? mb_xy - 1 : mb_xy - h->mb.i_mb_stride;\
+ mbn_8x8 = i_dir == 0 ? mb_8x8 - 2 : mb_8x8 - 2 * s8x8;\
+ mbn_4x4 = i_dir == 0 ? mb_4x4 - 4 : mb_4x4 - 4 * s4x4;\
+ if( b_interlaced && i_dir == 1 )\
+ {\
+ mbn_xy -= h->mb.i_mb_stride;\
+ mbn_8x8 -= 2 * s8x8;\
+ mbn_4x4 -= 4 * s4x4;\
+ }\
+ else if( IS_INTRA( h->mb.type[mb_xy] ) || IS_INTRA( h->mb.type[mbn_xy]) )\
+ {\
+ FILTER_DIR( _intra, i_dir );\
+ goto end##i_dir;\
+ }\
+ DEBLOCK_STRENGTH(i_dir);\
+ if( M32( bS ) )\
+ FILTER_DIR( , i_dir);\
+ end##i_dir:\
+ i_edge += b_8x8_transform+1;\
+ }\
+ mbn_xy = mb_xy;\
+ mbn_8x8 = mb_8x8;\
+ mbn_4x4 = mb_4x4;\
+ for( ; i_edge < i_edge_end; i_edge+=b_8x8_transform+1 )\
+ {\
+ DEBLOCK_STRENGTH(i_dir);\
+ if( M32( bS ) )\
+ FILTER_DIR( , i_dir);\
+ }\
+ }
+
+ DEBLOCK_DIR(0);
+ DEBLOCK_DIR(1);
+ }
+
+ if( !h->pps->b_cabac && h->pps->b_transform_8x8_mode )
+ munge_cavlc_nnz( h, mb_y, h->mb.nnz_backup, restore_cavlc_nnz_row );
+}
+
+void x264_frame_deblock( x264_t *h )
+{
+ int mb_y;
+ for( mb_y = 0; mb_y < h->sps->i_mb_height; mb_y += 1 + h->sh.b_mbaff )
+ x264_frame_deblock_row( h, mb_y );
+}
+
+#ifdef HAVE_MMX
+void x264_deblock_v_chroma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_h_chroma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_v_chroma_intra_mmxext( uint8_t *pix, int stride, int alpha, int beta );
+void x264_deblock_h_chroma_intra_mmxext( uint8_t *pix, int stride, int alpha, int beta );
+
+void x264_deblock_v_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_h_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_v_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta );
+void x264_deblock_h_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta );
+#ifdef ARCH_X86
+void x264_deblock_h_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_v8_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_h_luma_intra_mmxext( uint8_t *pix, int stride, int alpha, int beta );
+void x264_deblock_v8_luma_intra_mmxext( uint8_t *pix, int stride, int alpha, int beta );
+
+static void x264_deblock_v_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
+{
+ x264_deblock_v8_luma_mmxext( pix, stride, alpha, beta, tc0 );
+ x264_deblock_v8_luma_mmxext( pix+8, stride, alpha, beta, tc0+2 );
+}
+static void x264_deblock_v_luma_intra_mmxext( uint8_t *pix, int stride, int alpha, int beta )
+{
+ x264_deblock_v8_luma_intra_mmxext( pix, stride, alpha, beta );
+ x264_deblock_v8_luma_intra_mmxext( pix+8, stride, alpha, beta );
+}
+#endif
+#endif
+
+#ifdef ARCH_PPC
+void x264_deblock_v_luma_altivec( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+void x264_deblock_h_luma_altivec( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 );
+#endif // ARCH_PPC
+
+#ifdef HAVE_ARMV6
+void x264_deblock_v_luma_neon( uint8_t *, int, int, int, int8_t * );
+void x264_deblock_h_luma_neon( uint8_t *, int, int, int, int8_t * );
+void x264_deblock_v_chroma_neon( uint8_t *, int, int, int, int8_t * );
+void x264_deblock_h_chroma_neon( uint8_t *, int, int, int, int8_t * );
+#endif
+
+void x264_deblock_init( int cpu, x264_deblock_function_t *pf )
+{
+ pf->deblock_v_luma = deblock_v_luma_c;
+ pf->deblock_h_luma = deblock_h_luma_c;
+ pf->deblock_v_chroma = deblock_v_chroma_c;
+ pf->deblock_h_chroma = deblock_h_chroma_c;
+ pf->deblock_v_luma_intra = deblock_v_luma_intra_c;
+ pf->deblock_h_luma_intra = deblock_h_luma_intra_c;
+ pf->deblock_v_chroma_intra = deblock_v_chroma_intra_c;
+ pf->deblock_h_chroma_intra = deblock_h_chroma_intra_c;
+
+#ifdef HAVE_MMX
+ if( cpu&X264_CPU_MMXEXT )
+ {
+ pf->deblock_v_chroma = x264_deblock_v_chroma_mmxext;
+ pf->deblock_h_chroma = x264_deblock_h_chroma_mmxext;
+ pf->deblock_v_chroma_intra = x264_deblock_v_chroma_intra_mmxext;
+ pf->deblock_h_chroma_intra = x264_deblock_h_chroma_intra_mmxext;
+#ifdef ARCH_X86
+ pf->deblock_v_luma = x264_deblock_v_luma_mmxext;
+ pf->deblock_h_luma = x264_deblock_h_luma_mmxext;
+ pf->deblock_v_luma_intra = x264_deblock_v_luma_intra_mmxext;
+ pf->deblock_h_luma_intra = x264_deblock_h_luma_intra_mmxext;
+#endif
+ if( (cpu&X264_CPU_SSE2) && !(cpu&X264_CPU_STACK_MOD4) )
{
- int i_start;
- int i_qp, i_qpn;
+ pf->deblock_v_luma = x264_deblock_v_luma_sse2;
+ pf->deblock_h_luma = x264_deblock_h_luma_sse2;
+ pf->deblock_v_luma_intra = x264_deblock_v_luma_intra_sse2;
+ pf->deblock_h_luma_intra = x264_deblock_h_luma_intra_sse2;
+ }
+ }
+#endif
- i_start = (( i_dir == 0 && mb_x != 0 ) || ( i_dir == 1 && mb_y != 0 ) ) ? 0 : 1;
+#ifdef ARCH_PPC
+ if( cpu&X264_CPU_ALTIVEC )
+ {
+ pf->deblock_v_luma = x264_deblock_v_luma_altivec;
+ pf->deblock_h_luma = x264_deblock_h_luma_altivec;
+ }
+#endif // ARCH_PPC
+
+#ifdef HAVE_ARMV6
+ if( cpu&X264_CPU_NEON )
+ {
+ pf->deblock_v_luma = x264_deblock_v_luma_neon;
+ pf->deblock_h_luma = x264_deblock_h_luma_neon;
+ pf->deblock_v_chroma = x264_deblock_v_chroma_neon;
+ pf->deblock_h_chroma = x264_deblock_h_chroma_neon;
+ }
+#endif
+}
- for( i_edge = i_start; i_edge < 4; i_edge++ )
- {
- int mbn_xy = i_edge > 0 ? mb_xy : ( i_dir == 0 ? mb_xy - 1 : mb_xy - h->mb.i_mb_stride );
- int mbn_8x8 = i_edge > 0 ? mb_8x8 : ( i_dir == 0 ? mb_8x8 - 2 : mb_8x8 - 2 * s8x8 );
- int mbn_4x4 = i_edge > 0 ? mb_4x4 : ( i_dir == 0 ? mb_4x4 - 4 : mb_4x4 - 4 * s4x4 );
- int bS[4]; /* filtering strength */
+/* threading */
+void x264_frame_cond_broadcast( x264_frame_t *frame, int i_lines_completed )
+{
+ x264_pthread_mutex_lock( &frame->mutex );
+ frame->i_lines_completed = i_lines_completed;
+ x264_pthread_cond_broadcast( &frame->cv );
+ x264_pthread_mutex_unlock( &frame->mutex );
+}
- /* *** Get bS for each 4px for the current edge *** */
- if( IS_INTRA( h->mb.type[mb_xy] ) || IS_INTRA( h->mb.type[mbn_xy] ) )
- {
- bS[0] = bS[1] = bS[2] = bS[3] = ( i_edge == 0 ? 4 : 3 );
- }
- else
- {
- int i;
- for( i = 0; i < 4; i++ )
- {
- int x = i_dir == 0 ? i_edge : i;
- int y = i_dir == 0 ? i : i_edge;
- int xn = (x - (i_dir == 0 ? 1 : 0 ))&0x03;
- int yn = (y - (i_dir == 0 ? 0 : 1 ))&0x03;
-
- if( h->mb.non_zero_count[mb_xy][block_idx_xy[x][y]] != 0 ||
- h->mb.non_zero_count[mbn_xy][block_idx_xy[xn][yn]] != 0 )
- {
- bS[i] = 2;
- }
- else
- {
- /* FIXME: A given frame may occupy more than one position in
- * the reference list. So we should compare the frame numbers,
- * not the indices in the ref list.
- * No harm yet, as we don't generate that case.*/
-
- int i8p= mb_8x8+(x/2)+(y/2)*s8x8;
- int i8q= mbn_8x8+(xn/2)+(yn/2)*s8x8;
- int i4p= mb_4x4+x+y*s4x4;
- int i4q= mbn_4x4+xn+yn*s4x4;
- int l;
-
- bS[i] = 0;
-
- for( l = 0; l < 1 + (i_slice_type == SLICE_TYPE_B); l++ )
- {
- if( h->mb.ref[l][i8p] != h->mb.ref[l][i8q] ||
- abs( h->mb.mv[l][i4p][0] - h->mb.mv[l][i4q][0] ) >= 4 ||
- abs( h->mb.mv[l][i4p][1] - h->mb.mv[l][i4q][1] ) >= 4 )
- {
- bS[i] = 1;
- break;
- }
- }
- }
- }
- }
+void x264_frame_cond_wait( x264_frame_t *frame, int i_lines_completed )
+{
+ x264_pthread_mutex_lock( &frame->mutex );
+ while( frame->i_lines_completed < i_lines_completed )
+ x264_pthread_cond_wait( &frame->cv, &frame->mutex );
+ x264_pthread_mutex_unlock( &frame->mutex );
+}
- /* *** filter *** */
- /* Y plane */
- i_qp = h->mb.qp[mb_xy];
- i_qpn= h->mb.qp[mbn_xy];
+/* list operators */
- if( i_dir == 0 )
- {
- /* vertical edge */
- if( !b_8x8_transform || !(i_edge & 1) )
- {
- deblocking_filter_edgev( h, &h->fdec->plane[0][16 * mb_y * h->fdec->i_stride[0]+ 16 * mb_x + 4 * i_edge],
- h->fdec->i_stride[0], bS, (i_qp+i_qpn+1) >> 1);
- }
- if( !(i_edge & 1) )
- {
- /* U/V planes */
- int i_qpc = ( i_chroma_qp_table[x264_clip3( i_qp + h->pps->i_chroma_qp_index_offset, 0, 51 )] +
- i_chroma_qp_table[x264_clip3( i_qpn + h->pps->i_chroma_qp_index_offset, 0, 51 )] + 1 ) >> 1;
- deblocking_filter_edgecv( h, &h->fdec->plane[1][8*(mb_y*h->fdec->i_stride[1]+mb_x)+i_edge*2],
- h->fdec->i_stride[1], bS, i_qpc );
- deblocking_filter_edgecv( h, &h->fdec->plane[2][8*(mb_y*h->fdec->i_stride[2]+mb_x)+i_edge*2],
- h->fdec->i_stride[2], bS, i_qpc );
- }
- }
- else
- {
- /* horizontal edge */
- if( !b_8x8_transform || !(i_edge & 1) )
- {
- deblocking_filter_edgeh( h, &h->fdec->plane[0][(16*mb_y + 4 * i_edge) * h->fdec->i_stride[0]+ 16 * mb_x],
- h->fdec->i_stride[0], bS, (i_qp+i_qpn+1) >> 1 );
- }
- /* U/V planes */
- if( !(i_edge & 1) )
- {
- int i_qpc = ( i_chroma_qp_table[x264_clip3( i_qp + h->pps->i_chroma_qp_index_offset, 0, 51 )] +
- i_chroma_qp_table[x264_clip3( i_qpn + h->pps->i_chroma_qp_index_offset, 0, 51 )] + 1 ) >> 1;
- deblocking_filter_edgech( h, &h->fdec->plane[1][8*(mb_y*h->fdec->i_stride[1]+mb_x)+i_edge*2*h->fdec->i_stride[1]],
- h->fdec->i_stride[1], bS, i_qpc );
- deblocking_filter_edgech( h, &h->fdec->plane[2][8*(mb_y*h->fdec->i_stride[2]+mb_x)+i_edge*2*h->fdec->i_stride[2]],
- h->fdec->i_stride[2], bS, i_qpc );
- }
- }
- }
- }
+void x264_frame_push( x264_frame_t **list, x264_frame_t *frame )
+{
+ int i = 0;
+ while( list[i] ) i++;
+ list[i] = frame;
+}
- /* newt mb */
- mb_x++;
- if( mb_x >= h->sps->i_mb_width )
+x264_frame_t *x264_frame_pop( x264_frame_t **list )
+{
+ x264_frame_t *frame;
+ int i = 0;
+ assert( list[0] );
+ while( list[i+1] ) i++;
+ frame = list[i];
+ list[i] = NULL;
+ return frame;
+}
+
+void x264_frame_unshift( x264_frame_t **list, x264_frame_t *frame )
+{
+ int i = 0;
+ while( list[i] ) i++;
+ while( i-- )
+ list[i+1] = list[i];
+ list[0] = frame;
+}
+
+x264_frame_t *x264_frame_shift( x264_frame_t **list )
+{
+ x264_frame_t *frame = list[0];
+ int i;
+ for( i = 0; list[i]; i++ )
+ list[i] = list[i+1];
+ assert(frame);
+ return frame;
+}
+
+void x264_frame_push_unused( x264_t *h, x264_frame_t *frame )
+{
+ assert( frame->i_reference_count > 0 );
+ frame->i_reference_count--;
+ if( frame->i_reference_count == 0 )
+ x264_frame_push( h->frames.unused[frame->b_fdec], frame );
+}
+
+x264_frame_t *x264_frame_pop_unused( x264_t *h, int b_fdec )
+{
+ x264_frame_t *frame;
+ if( h->frames.unused[b_fdec][0] )
+ frame = x264_frame_pop( h->frames.unused[b_fdec] );
+ else
+ frame = x264_frame_new( h, b_fdec );
+ if( !frame )
+ return NULL;
+ frame->b_last_minigop_bframe = 0;
+ frame->i_reference_count = 1;
+ frame->b_intra_calculated = 0;
+ frame->b_scenecut = 1;
+ frame->b_keyframe = 0;
+
+ memset( frame->weight, 0, sizeof(frame->weight) );
+ memset( frame->f_weighted_cost_delta, 0, sizeof(frame->f_weighted_cost_delta) );
+
+ return frame;
+}
+
+void x264_frame_push_blank_unused( x264_t *h, x264_frame_t *frame )
+{
+ assert( frame->i_reference_count > 0 );
+ frame->i_reference_count--;
+ if( frame->i_reference_count == 0 )
+ x264_frame_push( h->frames.blank_unused, frame );
+}
+
+x264_frame_t *x264_frame_pop_blank_unused( x264_t *h )
+{
+ x264_frame_t *frame;
+ if( h->frames.blank_unused[0] )
+ frame = x264_frame_pop( h->frames.blank_unused );
+ else
+ frame = x264_malloc( sizeof(x264_frame_t) );
+ if( !frame )
+ return NULL;
+ frame->b_duplicate = 1;
+ frame->i_reference_count = 1;
+ return frame;
+}
+
+void x264_frame_sort( x264_frame_t **list, int b_dts )
+{
+ int i, b_ok;
+ do {
+ b_ok = 1;
+ for( i = 0; list[i+1]; i++ )
{
- mb_x = 0;
- mb_y++;
+ int dtype = list[i]->i_type - list[i+1]->i_type;
+ int dtime = list[i]->i_frame - list[i+1]->i_frame;
+ int swap = b_dts ? dtype > 0 || ( dtype == 0 && dtime > 0 )
+ : dtime > 0;
+ if( swap )
+ {
+ XCHG( x264_frame_t*, list[i], list[i+1] );
+ b_ok = 0;
+ }
}
+ } while( !b_ok );
+}
+
+void x264_weight_scale_plane( x264_t *h, uint8_t *dst, int i_dst_stride, uint8_t *src, int i_src_stride,
+ int i_width, int i_height, x264_weight_t *w )
+{
+ int x;
+ /* Weight horizontal strips of height 16. This was found to be the optimal height
+ * in terms of the cache loads. */
+ while( i_height > 0 )
+ {
+ for( x = 0; x < i_width; x += 16 )
+ w->weightfn[16>>2]( dst+x, i_dst_stride, src+x, i_src_stride, w, X264_MIN( i_height, 16 ) );
+ i_height -= 16;
+ dst += 16 * i_dst_stride;
+ src += 16 * i_src_stride;
}
}
+void x264_frame_delete_list( x264_frame_t **list )
+{
+ int i = 0;
+ if( !list )
+ return;
+ while( list[i] )
+ x264_frame_delete( list[i++] );
+ x264_free( list );
+}
+int x264_synch_frame_list_init( x264_synch_frame_list_t *slist, int max_size )
+{
+ if( max_size < 0 )
+ return -1;
+ slist->i_max_size = max_size;
+ slist->i_size = 0;
+ CHECKED_MALLOCZERO( slist->list, (max_size+1) * sizeof(x264_frame_t*) );
+ if( x264_pthread_mutex_init( &slist->mutex, NULL ) ||
+ x264_pthread_cond_init( &slist->cv_fill, NULL ) ||
+ x264_pthread_cond_init( &slist->cv_empty, NULL ) )
+ return -1;
+ return 0;
+fail:
+ return -1;
+}
+void x264_synch_frame_list_delete( x264_synch_frame_list_t *slist )
+{
+ x264_pthread_mutex_destroy( &slist->mutex );
+ x264_pthread_cond_destroy( &slist->cv_fill );
+ x264_pthread_cond_destroy( &slist->cv_empty );
+ x264_frame_delete_list( slist->list );
+}
+void x264_synch_frame_list_push( x264_synch_frame_list_t *slist, x264_frame_t *frame )
+{
+ x264_pthread_mutex_lock( &slist->mutex );
+ while( slist->i_size == slist->i_max_size )
+ x264_pthread_cond_wait( &slist->cv_empty, &slist->mutex );
+ slist->list[ slist->i_size++ ] = frame;
+ x264_pthread_mutex_unlock( &slist->mutex );
+ x264_pthread_cond_broadcast( &slist->cv_fill );
+}
projects / x264 / blobdiff