/*****************************************************************************
- * frame.c: h264 encoder library
+ * frame.c: frame handling
*****************************************************************************
- * Copyright (C) 2003 Laurent Aimar
- * $Id: frame.c,v 1.1 2004/06/03 19:27:06 fenrir Exp $
+ * Copyright (C) 2003-2016 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.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
*****************************************************************************/
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
#include "common.h"
-#include "macroblock.h"
-x264_frame_t *x264_frame_new( x264_t *h )
+static int align_stride( int x, int align, int disalign )
{
- x264_frame_t *frame = x264_malloc( sizeof( x264_frame_t ) );
- int i;
+ x = ALIGN( x, align );
+ if( !(x&(disalign-1)) )
+ x += align;
+ return x;
+}
+
+static int align_plane_size( int x, int disalign )
+{
+ if( !(x&(disalign-1)) )
+ x += 128;
+ return x;
+}
+
+static int x264_frame_internal_csp( int external_csp )
+{
+ switch( external_csp & X264_CSP_MASK )
+ {
+ case X264_CSP_NV12:
+ case X264_CSP_NV21:
+ case X264_CSP_I420:
+ case X264_CSP_YV12:
+ return X264_CSP_NV12;
+ case X264_CSP_NV16:
+ case X264_CSP_I422:
+ case X264_CSP_YV16:
+ case X264_CSP_V210:
+ return X264_CSP_NV16;
+ case X264_CSP_I444:
+ case X264_CSP_YV24:
+ case X264_CSP_BGR:
+ case X264_CSP_BGRA:
+ case X264_CSP_RGB:
+ return X264_CSP_I444;
+ default:
+ return X264_CSP_NONE;
+ }
+}
+static x264_frame_t *x264_frame_new( x264_t *h, int b_fdec )
+{
+ x264_frame_t *frame;
+ int i_csp = x264_frame_internal_csp( h->param.i_csp );
int i_mb_count = h->mb.i_mb_count;
- int i_stride;
- int i_lines;
+ int i_stride, i_width, i_lines, luma_plane_count;
+ int i_padv = PADV << PARAM_INTERLACED;
+ int align = 16;
+#if ARCH_X86 || ARCH_X86_64
+ if( h->param.cpu&X264_CPU_CACHELINE_64 )
+ align = 64;
+ else if( h->param.cpu&X264_CPU_CACHELINE_32 || h->param.cpu&X264_CPU_AVX )
+ align = 32;
+#endif
+#if ARCH_PPC
+ int disalign = 1<<9;
+#else
+ int disalign = 1<<10;
+#endif
+
+ CHECKED_MALLOCZERO( frame, sizeof(x264_frame_t) );
+ PREALLOC_INIT
/* 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 = h->mb.i_mb_width*16;
+ i_lines = h->mb.i_mb_height*16;
+ i_stride = align_stride( i_width + 2*PADH, align, disalign );
- frame->i_plane = 3;
- for( i = 0; i < 3; i++ )
+ if( i_csp == X264_CSP_NV12 || i_csp == X264_CSP_NV16 )
{
- int i_divh = 1;
- int i_divw = 1;
- if( i > 0 )
+ luma_plane_count = 1;
+ frame->i_plane = 2;
+ for( int i = 0; i < 2; i++ )
{
- 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_width[i] = i_width >> i;
+ frame->i_lines[i] = i_lines >> (i && i_csp == X264_CSP_NV12);
+ frame->i_stride[i] = i_stride;
}
- 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[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++ )
+ else if( i_csp == X264_CSP_I444 )
{
- 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;
+ luma_plane_count = 3;
+ frame->i_plane = 3;
+ for( int i = 0; i < 3; i++ )
+ {
+ frame->i_width[i] = i_width;
+ frame->i_lines[i] = i_lines;
+ frame->i_stride[i] = i_stride;
+ }
}
+ else
+ goto fail;
- frame->i_stride_lowres = frame->i_stride[0]/2;
+ frame->i_csp = i_csp;
+ frame->i_width_lowres = frame->i_width[0]/2;
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;
- }
+ frame->i_stride_lowres = align_stride( frame->i_width_lowres + 2*PADH, align, disalign<<1 );
+
+ for( int i = 0; i < h->param.i_bframe + 2; i++ )
+ for( int j = 0; j < h->param.i_bframe + 2; j++ )
+ PREALLOC( frame->i_row_satds[i][j], i_lines/16 * sizeof(int) );
frame->i_poc = -1;
frame->i_type = X264_TYPE_AUTO;
- frame->i_qpplus1 = 0;
+ frame->i_qpplus1 = X264_QP_AUTO;
frame->i_pts = -1;
frame->i_frame = -1;
-
- 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 )
+ frame->i_frame_num = -1;
+ frame->i_lines_completed = -1;
+ frame->b_fdec = b_fdec;
+ frame->i_pic_struct = PIC_STRUCT_AUTO;
+ frame->i_field_cnt = -1;
+ frame->i_duration =
+ frame->i_cpb_duration =
+ frame->i_dpb_output_delay =
+ frame->i_cpb_delay = 0;
+ frame->i_coded_fields_lookahead =
+ frame->i_cpb_delay_lookahead = -1;
+
+ frame->orig = frame;
+
+ if( i_csp == X264_CSP_NV12 || i_csp == X264_CSP_NV16 )
{
- 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 ) );
+ int chroma_padv = i_padv >> (i_csp == X264_CSP_NV12);
+ int chroma_plane_size = (frame->i_stride[1] * (frame->i_lines[1] + 2*chroma_padv));
+ PREALLOC( frame->buffer[1], chroma_plane_size * sizeof(pixel) );
+ if( PARAM_INTERLACED )
+ PREALLOC( frame->buffer_fld[1], chroma_plane_size * sizeof(pixel) );
}
- else
+
+ /* all 4 luma planes allocated together, since the cacheline split code
+ * requires them to be in-phase wrt cacheline alignment. */
+
+ for( int p = 0; p < luma_plane_count; p++ )
{
- frame->mv[1] = NULL;
- frame->ref[1] = NULL;
+ int luma_plane_size = align_plane_size( frame->i_stride[p] * (frame->i_lines[p] + 2*i_padv), disalign );
+ if( h->param.analyse.i_subpel_refine && b_fdec )
+ {
+ /* FIXME: Don't allocate both buffers in non-adaptive MBAFF. */
+ PREALLOC( frame->buffer[p], 4*luma_plane_size * sizeof(pixel) );
+ if( PARAM_INTERLACED )
+ PREALLOC( frame->buffer_fld[p], 4*luma_plane_size * sizeof(pixel) );
+ }
+ else
+ {
+ PREALLOC( frame->buffer[p], luma_plane_size * sizeof(pixel) );
+ if( PARAM_INTERLACED )
+ PREALLOC( frame->buffer_fld[p], luma_plane_size * sizeof(pixel) );
+ }
}
- return frame;
-}
+ frame->b_duplicate = 0;
-void x264_frame_delete( x264_frame_t *frame )
-{
- int i;
- for( i = 0; i < frame->i_plane; i++ )
+ if( b_fdec ) /* fdec frame */
{
- x264_free( frame->buffer[i] );
+ PREALLOC( frame->mb_type, i_mb_count * sizeof(int8_t) );
+ PREALLOC( frame->mb_partition, i_mb_count * sizeof(uint8_t) );
+ PREALLOC( frame->mv[0], 2*16 * i_mb_count * sizeof(int16_t) );
+ PREALLOC( frame->mv16x16, 2*(i_mb_count+1) * sizeof(int16_t) );
+ PREALLOC( frame->ref[0], 4 * i_mb_count * sizeof(int8_t) );
+ if( h->param.i_bframe )
+ {
+ PREALLOC( frame->mv[1], 2*16 * i_mb_count * sizeof(int16_t) );
+ PREALLOC( frame->ref[1], 4 * i_mb_count * sizeof(int8_t) );
+ }
+ else
+ {
+ frame->mv[1] = NULL;
+ frame->ref[1] = NULL;
+ }
+ PREALLOC( frame->i_row_bits, i_lines/16 * sizeof(int) );
+ PREALLOC( frame->f_row_qp, i_lines/16 * sizeof(float) );
+ PREALLOC( frame->f_row_qscale, i_lines/16 * sizeof(float) );
+ if( h->param.analyse.i_me_method >= X264_ME_ESA )
+ PREALLOC( frame->buffer[3], frame->i_stride[0] * (frame->i_lines[0] + 2*i_padv) * sizeof(uint16_t) << h->frames.b_have_sub8x8_esa );
+ if( PARAM_INTERLACED )
+ PREALLOC( frame->field, i_mb_count * sizeof(uint8_t) );
+ if( h->param.analyse.b_mb_info )
+ PREALLOC( frame->effective_qp, i_mb_count * sizeof(uint8_t) );
}
- for( i = 4; i < 11; i++ ) /* filtered planes */
+ else /* fenc frame */
{
- x264_free( frame->buffer[i] );
+ if( h->frames.b_have_lowres )
+ {
+ int luma_plane_size = align_plane_size( frame->i_stride_lowres * (frame->i_lines[0]/2 + 2*PADV), disalign );
+
+ PREALLOC( frame->buffer_lowres[0], 4 * luma_plane_size * sizeof(pixel) );
+
+ for( int j = 0; j <= !!h->param.i_bframe; j++ )
+ for( int i = 0; i <= h->param.i_bframe; i++ )
+ {
+ PREALLOC( frame->lowres_mvs[j][i], 2*h->mb.i_mb_count*sizeof(int16_t) );
+ PREALLOC( frame->lowres_mv_costs[j][i], h->mb.i_mb_count*sizeof(int) );
+ }
+ PREALLOC( frame->i_propagate_cost, (i_mb_count+7) * sizeof(uint16_t) );
+ for( int j = 0; j <= h->param.i_bframe+1; j++ )
+ for( int i = 0; i <= h->param.i_bframe+1; i++ )
+ PREALLOC( frame->lowres_costs[j][i], (i_mb_count+3) * sizeof(uint16_t) );
+
+ }
+ if( h->param.rc.i_aq_mode )
+ {
+ PREALLOC( frame->f_qp_offset, h->mb.i_mb_count * sizeof(float) );
+ PREALLOC( frame->f_qp_offset_aq, h->mb.i_mb_count * sizeof(float) );
+ if( h->frames.b_have_lowres )
+ PREALLOC( frame->i_inv_qscale_factor, (h->mb.i_mb_count+3) * sizeof(uint16_t) );
+ }
}
- 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 )
-{
- dst->i_type = src->i_type;
- dst->i_qpplus1 = src->i_qpplus1;
- dst->i_pts = src->i_pts;
+ PREALLOC_END( frame->base );
- switch( src->img.i_csp & X264_CSP_MASK )
+ if( i_csp == X264_CSP_NV12 || i_csp == X264_CSP_NV16 )
{
- 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;
+ int chroma_padv = i_padv >> (i_csp == X264_CSP_NV12);
+ frame->plane[1] = frame->buffer[1] + frame->i_stride[1] * chroma_padv + PADH;
+ if( PARAM_INTERLACED )
+ frame->plane_fld[1] = frame->buffer_fld[1] + frame->i_stride[1] * chroma_padv + PADH;
+ }
- default:
- x264_log( h, X264_LOG_ERROR, "Arg invalid CSP\n" );
- break;
+ for( int p = 0; p < luma_plane_count; p++ )
+ {
+ int luma_plane_size = align_plane_size( frame->i_stride[p] * (frame->i_lines[p] + 2*i_padv), disalign );
+ if( h->param.analyse.i_subpel_refine && b_fdec )
+ {
+ for( int i = 0; i < 4; i++ )
+ {
+ frame->filtered[p][i] = frame->buffer[p] + i*luma_plane_size + frame->i_stride[p] * i_padv + PADH;
+ frame->filtered_fld[p][i] = frame->buffer_fld[p] + i*luma_plane_size + frame->i_stride[p] * i_padv + PADH;
+ }
+ frame->plane[p] = frame->filtered[p][0];
+ frame->plane_fld[p] = frame->filtered_fld[p][0];
+ }
+ else
+ {
+ frame->filtered[p][0] = frame->plane[p] = frame->buffer[p] + frame->i_stride[p] * i_padv + PADH;
+ frame->filtered_fld[p][0] = frame->plane_fld[p] = frame->buffer_fld[p] + frame->i_stride[p] * i_padv + PADH;
+ }
}
-}
+ if( b_fdec )
+ {
+ M32( frame->mv16x16[0] ) = 0;
+ frame->mv16x16++;
+ if( h->param.analyse.i_me_method >= X264_ME_ESA )
+ frame->integral = (uint16_t*)frame->buffer[3] + frame->i_stride[0] * i_padv + PADH;
+ }
+ else
+ {
+ if( h->frames.b_have_lowres )
+ {
+ int luma_plane_size = align_plane_size( frame->i_stride_lowres * (frame->i_lines[0]/2 + 2*PADV), disalign );
+ for( int i = 0; i < 4; i++ )
+ frame->lowres[i] = frame->buffer_lowres[0] + (frame->i_stride_lowres * PADV + PADH) + i * luma_plane_size;
-void plane_expand_border( uint8_t *pix, int i_stride, int i_height, int i_pad )
-{
-#define PPIXEL(x, y) ( pix + (x) + (y)*i_stride )
- const int i_width = i_stride - 2*i_pad;
- int y;
+ for( int j = 0; j <= !!h->param.i_bframe; j++ )
+ for( int i = 0; i <= h->param.i_bframe; i++ )
+ memset( frame->lowres_mvs[j][i], 0, 2*h->mb.i_mb_count*sizeof(int16_t) );
- for( y = 0; y < i_height; y++ )
- {
- /* left band */
- memset( PPIXEL(-i_pad, y), PPIXEL(0, y)[0], i_pad );
- /* right band */
- memset( PPIXEL(i_width, y), PPIXEL(i_width-1, y)[0], i_pad );
+ 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 )
+ /* shouldn't really be initialized, just silences a valgrind false-positive in x264_mbtree_propagate_cost_sse2 */
+ memset( frame->i_inv_qscale_factor, 0, (h->mb.i_mb_count+3) * sizeof(uint16_t) );
+ }
}
- /* upper band */
- for( y = 0; y < i_pad; y++ )
- memcpy( PPIXEL(-i_pad, -y-1), PPIXEL(-i_pad, 0), i_stride );
- /* lower band */
- for( y = 0; y < i_pad; y++ )
- memcpy( PPIXEL(-i_pad, i_height+y), PPIXEL(-i_pad, i_height-1), i_stride );
-#undef PPIXEL
+
+ if( x264_pthread_mutex_init( &frame->mutex, NULL ) )
+ goto fail;
+ if( x264_pthread_cond_init( &frame->cv, NULL ) )
+ goto fail;
+
+#if HAVE_OPENCL
+ frame->opencl.ocl = h->opencl.ocl;
+#endif
+
+ return frame;
+
+fail:
+ x264_free( frame );
+ return NULL;
}
-void x264_frame_expand_border( x264_frame_t *frame )
+void x264_frame_delete( x264_frame_t *frame )
{
- int i;
- for( i = 0; i < frame->i_plane; i++ )
+ /* Duplicate frames are blank copies of real frames (including pointers),
+ * so freeing those pointers would cause a double free later. */
+ if( !frame->b_duplicate )
{
- int i_pad = i ? 16 : 32;
- plane_expand_border( frame->plane[i], frame->i_stride[i], frame->i_lines[i], i_pad );
+ x264_free( frame->base );
+
+ if( frame->param && frame->param->param_free )
+ frame->param->param_free( frame->param );
+ if( frame->mb_info_free )
+ frame->mb_info_free( frame->mb_info );
+ if( frame->extra_sei.sei_free )
+ {
+ for( int i = 0; i < frame->extra_sei.num_payloads; i++ )
+ frame->extra_sei.sei_free( frame->extra_sei.payloads[i].payload );
+ frame->extra_sei.sei_free( frame->extra_sei.payloads );
+ }
+ x264_pthread_mutex_destroy( &frame->mutex );
+ x264_pthread_cond_destroy( &frame->cv );
+#if HAVE_OPENCL
+ x264_opencl_frame_delete( frame );
+#endif
}
+ x264_free( frame );
}
-void x264_frame_expand_border_filtered( x264_frame_t *frame )
+static int get_plane_ptr( x264_t *h, x264_picture_t *src, uint8_t **pix, int *stride, int plane, int xshift, int yshift )
{
- /* during filtering, 8 extra pixels were filtered on each edge.
- we want to expand border from the last filtered pixel */
- 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 );
+ int width = h->param.i_width >> xshift;
+ int height = h->param.i_height >> yshift;
+ *pix = src->img.plane[plane];
+ *stride = src->img.i_stride[plane];
+ if( src->img.i_csp & X264_CSP_VFLIP )
+ {
+ *pix += (height-1) * *stride;
+ *stride = -*stride;
+ }
+ if( width > abs(*stride) )
+ {
+ x264_log( h, X264_LOG_ERROR, "Input picture width (%d) is greater than stride (%d)\n", width, *stride );
+ return -1;
+ }
+ return 0;
}
-void x264_frame_expand_lowres( x264_frame_t *frame )
+#define get_plane_ptr(...) do{ if( get_plane_ptr(__VA_ARGS__) < 0 ) return -1; }while(0)
+
+int x264_frame_copy_picture( x264_t *h, x264_frame_t *dst, x264_picture_t *src )
{
- int i;
- for( i = 0; i < 4; i++ )
- plane_expand_border( frame->lowres[i], frame->i_stride_lowres, frame->i_lines_lowres, 32 );
-}
-
-
-/* FIXME theses tables are duplicated with the ones in macroblock.c */
-static const uint8_t block_idx_xy[4][4] =
-{
- { 0, 2, 8, 10},
- { 1, 3, 9, 11},
- { 4, 6, 12, 14},
- { 5, 7, 13, 15}
-};
-static const int i_chroma_qp_table[52] =
-{
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
- 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
- 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
- 29, 30, 31, 32, 32, 33, 34, 34, 35, 35,
- 36, 36, 37, 37, 37, 38, 38, 38, 39, 39,
- 39, 39
-};
-
-/* Deblocking filter (p153) */
-static const int i_alpha_table[52] =
-{
- 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
-};
-static const int i_beta_table[52] =
-{
- 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
-};
-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 }
-};
-
-/* From ffmpeg */
-static inline int clip_uint8( int a )
-{
- if (a&(~255))
- return (-a)>>31;
+ int i_csp = src->img.i_csp & X264_CSP_MASK;
+ if( dst->i_csp != x264_frame_internal_csp( i_csp ) )
+ {
+ x264_log( h, X264_LOG_ERROR, "Invalid input colorspace\n" );
+ return -1;
+ }
+
+#if HIGH_BIT_DEPTH
+ if( !(src->img.i_csp & X264_CSP_HIGH_DEPTH) )
+ {
+ x264_log( h, X264_LOG_ERROR, "This build of x264 requires high depth input. Rebuild to support 8-bit input.\n" );
+ return -1;
+ }
+#else
+ if( src->img.i_csp & X264_CSP_HIGH_DEPTH )
+ {
+ x264_log( h, X264_LOG_ERROR, "This build of x264 requires 8-bit input. Rebuild to support high depth input.\n" );
+ return -1;
+ }
+#endif
+
+ if( BIT_DEPTH != 10 && i_csp == X264_CSP_V210 )
+ {
+ x264_log( h, X264_LOG_ERROR, "v210 input is only compatible with bit-depth of 10 bits\n" );
+ return -1;
+ }
+
+ if( src->i_type < X264_TYPE_AUTO || src->i_type > X264_TYPE_KEYFRAME )
+ {
+ x264_log( h, X264_LOG_WARNING, "forced frame type (%d) at %d is unknown\n", src->i_type, h->frames.i_input );
+ dst->i_forced_type = X264_TYPE_AUTO;
+ }
else
- return a;
-}
+ dst->i_forced_type = src->i_type;
-static inline void deblocking_filter_edgev( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
-{
- 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 )];
+ dst->i_type = dst->i_forced_type;
+ dst->i_qpplus1 = src->i_qpplus1;
+ dst->i_pts = dst->i_reordered_pts = src->i_pts;
+ dst->param = src->param;
+ dst->i_pic_struct = src->i_pic_struct;
+ dst->extra_sei = src->extra_sei;
+ dst->opaque = src->opaque;
+ dst->mb_info = h->param.analyse.b_mb_info ? src->prop.mb_info : NULL;
+ dst->mb_info_free = h->param.analyse.b_mb_info ? src->prop.mb_info_free : NULL;
+
+ uint8_t *pix[3];
+ int stride[3];
+ if( i_csp == X264_CSP_V210 )
+ {
+ stride[0] = src->img.i_stride[0];
+ pix[0] = src->img.plane[0];
- for( i = 0; i < 4; i++ )
+ h->mc.plane_copy_deinterleave_v210( dst->plane[0], dst->i_stride[0],
+ dst->plane[1], dst->i_stride[1],
+ (uint32_t *)pix[0], stride[0]/sizeof(uint32_t), h->param.i_width, h->param.i_height );
+ }
+ else if( i_csp >= X264_CSP_BGR )
{
- if( bS[i] == 0 )
+ stride[0] = src->img.i_stride[0];
+ pix[0] = src->img.plane[0];
+ if( src->img.i_csp & X264_CSP_VFLIP )
+ {
+ pix[0] += (h->param.i_height-1) * stride[0];
+ stride[0] = -stride[0];
+ }
+ int b = i_csp==X264_CSP_RGB;
+ h->mc.plane_copy_deinterleave_rgb( dst->plane[1+b], dst->i_stride[1+b],
+ dst->plane[0], dst->i_stride[0],
+ dst->plane[2-b], dst->i_stride[2-b],
+ (pixel*)pix[0], stride[0]/sizeof(pixel), i_csp==X264_CSP_BGRA ? 4 : 3, h->param.i_width, h->param.i_height );
+ }
+ else
+ {
+ int v_shift = CHROMA_V_SHIFT;
+ get_plane_ptr( h, src, &pix[0], &stride[0], 0, 0, 0 );
+ h->mc.plane_copy( dst->plane[0], dst->i_stride[0], (pixel*)pix[0],
+ stride[0]/sizeof(pixel), h->param.i_width, h->param.i_height );
+ if( i_csp == X264_CSP_NV12 || i_csp == X264_CSP_NV16 )
{
- pix += 4 * i_pix_stride;
- continue;
+ get_plane_ptr( h, src, &pix[1], &stride[1], 1, 0, v_shift );
+ h->mc.plane_copy( dst->plane[1], dst->i_stride[1], (pixel*)pix[1],
+ stride[1]/sizeof(pixel), h->param.i_width, h->param.i_height>>v_shift );
}
-
- if( bS[i] < 4 )
+ else if( i_csp == X264_CSP_NV21 )
+ {
+ get_plane_ptr( h, src, &pix[1], &stride[1], 1, 0, v_shift );
+ h->mc.plane_copy_swap( dst->plane[1], dst->i_stride[1], (pixel*)pix[1],
+ stride[1]/sizeof(pixel), h->param.i_width>>1, h->param.i_height>>v_shift );
+ }
+ else if( i_csp == X264_CSP_I420 || i_csp == X264_CSP_I422 || i_csp == X264_CSP_YV12 || i_csp == X264_CSP_YV16 )
+ {
+ int uv_swap = i_csp == X264_CSP_YV12 || i_csp == X264_CSP_YV16;
+ get_plane_ptr( h, src, &pix[1], &stride[1], uv_swap ? 2 : 1, 1, v_shift );
+ get_plane_ptr( h, src, &pix[2], &stride[2], uv_swap ? 1 : 2, 1, v_shift );
+ h->mc.plane_copy_interleave( dst->plane[1], dst->i_stride[1],
+ (pixel*)pix[1], stride[1]/sizeof(pixel),
+ (pixel*)pix[2], stride[2]/sizeof(pixel),
+ h->param.i_width>>1, h->param.i_height>>v_shift );
+ }
+ else //if( i_csp == X264_CSP_I444 || i_csp == X264_CSP_YV24 )
{
- const int tc0 = i_tc0_table[i_index_a][bS[i] - 1];
+ get_plane_ptr( h, src, &pix[1], &stride[1], i_csp==X264_CSP_I444 ? 1 : 2, 0, 0 );
+ get_plane_ptr( h, src, &pix[2], &stride[2], i_csp==X264_CSP_I444 ? 2 : 1, 0, 0 );
+ h->mc.plane_copy( dst->plane[1], dst->i_stride[1], (pixel*)pix[1],
+ stride[1]/sizeof(pixel), h->param.i_width, h->param.i_height );
+ h->mc.plane_copy( dst->plane[2], dst->i_stride[2], (pixel*)pix[2],
+ stride[2]/sizeof(pixel), h->param.i_width, h->param.i_height );
+ }
+ }
+ return 0;
+}
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
+static void ALWAYS_INLINE pixel_memset( pixel *dst, pixel *src, int len, int size )
+{
+ uint8_t *dstp = (uint8_t*)dst;
+ uint32_t v1 = *src;
+ uint32_t v2 = size == 1 ? v1 + (v1 << 8) : M16( src );
+ uint32_t v4 = size <= 2 ? v2 + (v2 << 16) : M32( src );
+ int i = 0;
+ len *= size;
+
+ /* Align the input pointer if it isn't already */
+ if( (intptr_t)dstp & (WORD_SIZE - 1) )
+ {
+ if( size <= 2 && ((intptr_t)dstp & 3) )
+ {
+ if( size == 1 && ((intptr_t)dstp & 1) )
+ dstp[i++] = v1;
+ if( (intptr_t)dstp & 2 )
{
- 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;
- 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 += i_pix_stride;
+ M16( dstp+i ) = v2;
+ i += 2;
}
}
- else
+ if( WORD_SIZE == 8 && (intptr_t)dstp & 4 )
{
- /* 4px edge length */
- for( d = 0; d < 4; d++ )
- {
- const int p0 = pix[-1];
- const int p1 = pix[-2];
- const int p2 = pix[-3];
+ M32( dstp+i ) = v4;
+ i += 4;
+ }
+ }
- const int q0 = pix[0];
- const int q1 = pix[1];
- const int q2 = pix[2];
+ /* Main copy loop */
+ if( WORD_SIZE == 8 )
+ {
+ uint64_t v8 = v4 + ((uint64_t)v4<<32);
+ for( ; i < len - 7; i+=8 )
+ M64( dstp+i ) = v8;
+ }
+ for( ; i < len - 3; i+=4 )
+ M32( dstp+i ) = v4;
- if( abs( p0 - q0 ) < alpha &&
- abs( p1 - p0 ) < beta &&
- abs( q1 - 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 += i_pix_stride;
- }
+ /* Finish up the last few bytes */
+ if( size <= 2 )
+ {
+ if( i < len - 1 )
+ {
+ M16( dstp+i ) = v2;
+ i += 2;
}
+ if( size == 1 && i != len )
+ dstp[i] = v1;
}
}
-static inline void deblocking_filter_edgecv( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+static void ALWAYS_INLINE plane_expand_border( pixel *pix, int i_stride, int i_width, int i_height, int i_padh, int i_padv, int b_pad_top, int b_pad_bottom, int b_chroma )
{
- 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 )];
+#define PPIXEL(x, y) ( pix + (x) + (y)*i_stride )
+ for( int y = 0; y < i_height; y++ )
+ {
+ /* left band */
+ pixel_memset( PPIXEL(-i_padh, y), PPIXEL(0, y), i_padh>>b_chroma, sizeof(pixel)<<b_chroma );
+ /* right band */
+ pixel_memset( PPIXEL(i_width, y), PPIXEL(i_width-1-b_chroma, y), i_padh>>b_chroma, sizeof(pixel)<<b_chroma );
+ }
+ /* upper band */
+ if( b_pad_top )
+ for( int y = 0; y < i_padv; y++ )
+ memcpy( PPIXEL(-i_padh, -y-1), PPIXEL(-i_padh, 0), (i_width+2*i_padh) * sizeof(pixel) );
+ /* lower band */
+ if( b_pad_bottom )
+ for( int y = 0; y < i_padv; y++ )
+ memcpy( PPIXEL(-i_padh, i_height+y), PPIXEL(-i_padh, i_height-1), (i_width+2*i_padh) * sizeof(pixel) );
+#undef PPIXEL
+}
- for( i = 0; i < 4; i++ )
+void x264_frame_expand_border( x264_t *h, x264_frame_t *frame, int mb_y )
+{
+ int pad_top = mb_y == 0;
+ int pad_bot = mb_y == h->mb.i_mb_height - (1 << SLICE_MBAFF);
+ int b_start = mb_y == h->i_threadslice_start;
+ int b_end = mb_y == h->i_threadslice_end - (1 << SLICE_MBAFF);
+ if( mb_y & SLICE_MBAFF )
+ return;
+ for( int i = 0; i < frame->i_plane; i++ )
{
- if( bS[i] == 0 )
+ int h_shift = i && CHROMA_H_SHIFT;
+ int v_shift = i && CHROMA_V_SHIFT;
+ int stride = frame->i_stride[i];
+ int width = 16*h->mb.i_mb_width;
+ int height = (pad_bot ? 16*(h->mb.i_mb_height - mb_y) >> SLICE_MBAFF : 16) >> v_shift;
+ int padh = PADH;
+ int padv = PADV >> v_shift;
+ // buffer: 2 chroma, 3 luma (rounded to 4) because deblocking goes beyond the top of the mb
+ if( b_end && !b_start )
+ height += 4 >> (v_shift + SLICE_MBAFF);
+ pixel *pix;
+ int starty = 16*mb_y - 4*!b_start;
+ if( SLICE_MBAFF )
{
- pix += 2 * i_pix_stride;
- continue;
+ // border samples for each field are extended separately
+ pix = frame->plane_fld[i] + (starty*stride >> v_shift);
+ plane_expand_border( pix, stride*2, width, height, padh, padv, pad_top, pad_bot, h_shift );
+ plane_expand_border( pix+stride, stride*2, width, height, padh, padv, pad_top, pad_bot, h_shift );
+
+ height = (pad_bot ? 16*(h->mb.i_mb_height - mb_y) : 32) >> v_shift;
+ if( b_end && !b_start )
+ height += 4 >> v_shift;
+ pix = frame->plane[i] + (starty*stride >> v_shift);
+ plane_expand_border( pix, stride, width, height, padh, padv, pad_top, pad_bot, h_shift );
}
-
- if( bS[i] < 4 )
+ else
{
- 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 );
-
- pix[-1] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
- }
- pix += i_pix_stride;
- }
+ pix = frame->plane[i] + (starty*stride >> v_shift);
+ plane_expand_border( pix, stride, width, height, padh, padv, pad_top, pad_bot, h_shift );
}
- else
+ }
+}
+
+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,
+ * 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 width = 16*h->mb.i_mb_width + 8;
+ int height = b_end ? (16*(h->mb.i_mb_height - mb_y) >> SLICE_MBAFF) + 16 : 16;
+ int padh = PADH - 4;
+ int padv = PADV - 8;
+ for( int p = 0; p < (CHROMA444 ? 3 : 1); p++ )
+ for( int i = 1; i < 4; i++ )
{
- /* 2px edge length (because we use same bS than the one for luma) */
- for( d = 0; d < 2; d++ )
+ int stride = frame->i_stride[p];
+ // buffer: 8 luma, to match the hpel filter
+ pixel *pix;
+ if( SLICE_MBAFF )
{
- 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;
+ pix = frame->filtered_fld[p][i] + (16*mb_y - 16) * stride - 4;
+ plane_expand_border( pix, stride*2, width, height, padh, padv, b_start, b_end, 0 );
+ plane_expand_border( pix+stride, stride*2, width, height, padh, padv, b_start, b_end, 0 );
}
+
+ pix = frame->filtered[p][i] + (16*mb_y - 8) * stride - 4;
+ plane_expand_border( pix, stride, width, height << SLICE_MBAFF, padh, padv, b_start, b_end, 0 );
}
- }
}
-static inline void deblocking_filter_edgeh( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+void x264_frame_expand_border_lowres( x264_frame_t *frame )
{
- 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( int i = 0; i < 4; i++ )
+ plane_expand_border( frame->lowres[i], frame->i_stride_lowres, frame->i_width_lowres, frame->i_lines_lowres, PADH, PADV, 1, 1, 0 );
+}
- int i_pix_next = i_pix_stride;
+void x264_frame_expand_border_chroma( x264_t *h, x264_frame_t *frame, int plane )
+{
+ int v_shift = CHROMA_V_SHIFT;
+ plane_expand_border( frame->plane[plane], frame->i_stride[plane], 16*h->mb.i_mb_width, 16*h->mb.i_mb_height>>v_shift,
+ PADH, PADV>>v_shift, 1, 1, CHROMA_H_SHIFT );
+}
- for( i = 0; i < 4; i++ )
+void x264_frame_expand_border_mod16( x264_t *h, x264_frame_t *frame )
+{
+ for( int i = 0; i < frame->i_plane; i++ )
{
- if( bS[i] == 0 )
+ int i_width = h->param.i_width;
+ int h_shift = i && CHROMA_H_SHIFT;
+ int v_shift = i && CHROMA_V_SHIFT;
+ int i_height = h->param.i_height >> v_shift;
+ int i_padx = (h->mb.i_mb_width * 16 - h->param.i_width);
+ int i_pady = (h->mb.i_mb_height * 16 - h->param.i_height) >> v_shift;
+
+ if( i_padx )
{
- pix += 4;
- continue;
+ for( int y = 0; y < i_height; y++ )
+ pixel_memset( &frame->plane[i][y*frame->i_stride[i] + i_width],
+ &frame->plane[i][y*frame->i_stride[i] + i_width - 1-h_shift],
+ i_padx>>h_shift, sizeof(pixel)<<h_shift );
}
-
- if( bS[i] < 4 )
+ if( i_pady )
{
- const int tc0 = i_tc0_table[i_index_a][bS[i] - 1];
- /* 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 )
- {
- 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' */
- }
- pix++;
- }
+ for( int y = i_height; y < i_height + i_pady; y++ )
+ memcpy( &frame->plane[i][y*frame->i_stride[i]],
+ &frame->plane[i][(i_height-(~y&PARAM_INTERLACED)-1)*frame->i_stride[i]],
+ (i_width + i_padx) * sizeof(pixel) );
}
- 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 )
- {
- 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;
- }
- }
- pix++;
- }
+ }
+}
- }
+void x264_expand_border_mbpair( x264_t *h, int mb_x, int mb_y )
+{
+ for( int i = 0; i < h->fenc->i_plane; i++ )
+ {
+ int v_shift = i && CHROMA_V_SHIFT;
+ int stride = h->fenc->i_stride[i];
+ int height = h->param.i_height >> v_shift;
+ int pady = (h->mb.i_mb_height * 16 - h->param.i_height) >> v_shift;
+ pixel *fenc = h->fenc->plane[i] + 16*mb_x;
+ for( int y = height; y < height + pady; y++ )
+ memcpy( fenc + y*stride, fenc + (height-1)*stride, 16*sizeof(pixel) );
}
}
-static inline void deblocking_filter_edgech( x264_t *h, uint8_t *pix, int i_pix_stride, int bS[4], int i_QP )
+/* threading */
+void x264_frame_cond_broadcast( x264_frame_t *frame, int i_lines_completed )
{
- 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 )];
+ 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 );
+}
- int i_pix_next = i_pix_stride;
+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 );
+}
- for( i = 0; i < 4; i++ )
- {
- 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 );
+void x264_threadslice_cond_broadcast( x264_t *h, int pass )
+{
+ x264_pthread_mutex_lock( &h->mutex );
+ h->i_threadslice_pass = pass;
+ if( pass > 0 )
+ x264_pthread_cond_broadcast( &h->cv );
+ x264_pthread_mutex_unlock( &h->mutex );
+}
- pix[-i_pix_next] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
- }
- pix++;
- }
- }
+void x264_threadslice_cond_wait( x264_t *h, int pass )
+{
+ x264_pthread_mutex_lock( &h->mutex );
+ while( h->i_threadslice_pass < pass )
+ x264_pthread_cond_wait( &h->cv, &h->mutex );
+ x264_pthread_mutex_unlock( &h->mutex );
+}
+
+int x264_frame_new_slice( x264_t *h, x264_frame_t *frame )
+{
+ if( h->param.i_slice_count_max )
+ {
+ int slice_count;
+ if( h->param.b_sliced_threads )
+ slice_count = x264_pthread_fetch_and_add( &frame->i_slice_count, 1, &frame->mutex );
else
- {
- /* 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++;
- }
- }
+ slice_count = frame->i_slice_count++;
+ if( slice_count >= h->param.i_slice_count_max )
+ return -1;
}
+ return 0;
}
-void x264_frame_deblocking_filter( x264_t *h, int i_slice_type )
+/* list operators */
+
+void x264_frame_push( x264_frame_t **list, x264_frame_t *frame )
{
- const int s8x8 = 2 * h->mb.i_mb_stride;
- const int s4x4 = 4 * h->mb.i_mb_stride;
+ int i = 0;
+ while( list[i] ) i++;
+ list[i] = frame;
+}
- int mb_y, mb_x;
+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;
+}
- for( mb_y = 0, mb_x = 0; mb_y < h->sps->i_mb_height; )
- {
- 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;
-
- /* i_dir == 0 -> vertical edge
- * i_dir == 1 -> horizontal edge */
- for( i_dir = 0; i_dir < 2; i_dir++ )
- {
- int i_start;
- int i_qp, i_qpn;
+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;
+}
- i_start = (( i_dir == 0 && mb_x != 0 ) || ( i_dir == 1 && mb_y != 0 ) ) ? 0 : 1;
+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;
+}
- 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 );
+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 );
+}
- int bS[4]; /* filtering strength */
+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;
+ frame->b_corrupt = 0;
+ frame->i_slice_count = h->param.b_sliced_threads ? h->param.i_threads : 1;
+
+ memset( frame->weight, 0, sizeof(frame->weight) );
+ memset( frame->f_weighted_cost_delta, 0, sizeof(frame->f_weighted_cost_delta) );
- /* *** 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;
- }
- }
- }
- }
- }
+ return frame;
+}
- /* *** filter *** */
- /* Y plane */
- i_qp = h->mb.qp[mb_xy];
- i_qpn= h->mb.qp[mbn_xy];
+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 );
+}
- if( i_dir == 0 )
- {
- /* vertical edge */
- 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 % 2) == 0 )
- {
- /* 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 */
- 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 % 2 ) == 0 )
- {
- 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 );
- }
- }
- }
- }
+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;
+}
- /* newt mb */
- mb_x++;
- if( mb_x >= h->sps->i_mb_width )
- {
- mb_x = 0;
- mb_y++;
- }
+void x264_weight_scale_plane( x264_t *h, pixel *dst, intptr_t i_dst_stride, pixel *src, intptr_t i_src_stride,
+ int i_width, int i_height, x264_weight_t *w )
+{
+ /* Weight horizontal strips of height 16. This was found to be the optimal height
+ * in terms of the cache loads. */
+ while( i_height > 0 )
+ {
+ int x;
+ for( x = 0; x < i_width-8; x += 16 )
+ w->weightfn[16>>2]( dst+x, i_dst_stride, src+x, i_src_stride, w, X264_MIN( i_height, 16 ) );
+ if( x < i_width )
+ w->weightfn[ 8>>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_sync_frame_list_init( x264_sync_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_sync_frame_list_delete( x264_sync_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_sync_frame_list_push( x264_sync_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 );
+}
+x264_frame_t *x264_sync_frame_list_pop( x264_sync_frame_list_t *slist )
+{
+ x264_frame_t *frame;
+ x264_pthread_mutex_lock( &slist->mutex );
+ while( !slist->i_size )
+ x264_pthread_cond_wait( &slist->cv_fill, &slist->mutex );
+ frame = slist->list[ --slist->i_size ];
+ slist->list[ slist->i_size ] = NULL;
+ x264_pthread_cond_broadcast( &slist->cv_empty );
+ x264_pthread_mutex_unlock( &slist->mutex );
+ return frame;
+}