x264 source for verification 2026-05-22

2026-05-22 16:45:04 +08:00
commit 4647f166e5
270 changed files with 166522 additions and 0 deletions
--- a/encoder/me.h
+++ b/encoder/me.h
@@ -0,0 +1,111 @@
+/*****************************************************************************
+ * me.h: motion estimation
+ *****************************************************************************
+ * Copyright (C) 2003-2025 x264 project
+ *
+ * Authors: Loren Merritt <lorenm@u.washington.edu>
+ *          Laurent Aimar <fenrir@via.ecp.fr>
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * 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., 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.
+ *****************************************************************************/
+
+#ifndef X264_ENCODER_ME_H
+#define X264_ENCODER_ME_H
+
+#define COST_MAX (1<<28)
+#define COST_MAX64 (1ULL<<60)
+
+typedef struct
+{
+    /* aligning the first member is a gcc hack to force the struct to be aligned,
+     * as well as force sizeof(struct) to be a multiple of the alignment. */
+    /* input */
+    ALIGNED_64( int i_pixel );   /* PIXEL_WxH */
+    uint16_t *p_cost_mv; /* lambda * nbits for each possible mv */
+    int      i_ref_cost;
+    int      i_ref;
+    const x264_weight_t *weight;
+
+    pixel *p_fref[12];
+    pixel *p_fref_w;
+    pixel *p_fenc[3];
+    uint16_t *integral;
+    int      i_stride[3];
+
+    ALIGNED_4( int16_t mvp[2] );
+
+    /* output */
+    int cost_mv;        /* lambda * nbits for the chosen mv */
+    int cost;           /* satd + lambda * nbits */
+    ALIGNED_8( int16_t mv[2] );
+} ALIGNED_64( x264_me_t );
+
+#define x264_me_search_ref x264_template(me_search_ref)
+void x264_me_search_ref( x264_t *h, x264_me_t *m, int16_t (*mvc)[2], int i_mvc, int *p_fullpel_thresh );
+#define x264_me_search( h, m, mvc, i_mvc )\
+    x264_me_search_ref( h, m, mvc, i_mvc, NULL )
+
+#define x264_me_refine_qpel x264_template(me_refine_qpel)
+void x264_me_refine_qpel( x264_t *h, x264_me_t *m );
+#define x264_me_refine_qpel_refdupe x264_template(me_refine_qpel_refdupe)
+void x264_me_refine_qpel_refdupe( x264_t *h, x264_me_t *m, int *p_halfpel_thresh );
+#define x264_me_refine_qpel_rd x264_template(me_refine_qpel_rd)
+void x264_me_refine_qpel_rd( x264_t *h, x264_me_t *m, int i_lambda2, int i4, int i_list );
+#define x264_me_refine_bidir_rd x264_template(me_refine_bidir_rd)
+void x264_me_refine_bidir_rd( x264_t *h, x264_me_t *m0, x264_me_t *m1, int i_weight, int i8, int i_lambda2 );
+#define x264_me_refine_bidir_satd x264_template(me_refine_bidir_satd)
+void x264_me_refine_bidir_satd( x264_t *h, x264_me_t *m0, x264_me_t *m1, int i_weight );
+#define x264_rd_cost_part x264_template(rd_cost_part)
+uint64_t x264_rd_cost_part( x264_t *h, int i_lambda2, int i8, int i_pixel );
+
+#define COPY1_IF_LT(x,y)\
+if( (y) < (x) )\
+    (x) = (y);
+
+#define COPY2_IF_LT(x,y,a,b)\
+if( (y) < (x) )\
+{\
+    (x) = (y);\
+    (a) = (b);\
+}
+
+#define COPY3_IF_LT(x,y,a,b,c,d)\
+if( (y) < (x) )\
+{\
+    (x) = (y);\
+    (a) = (b);\
+    (c) = (d);\
+}
+
+#define COPY4_IF_LT(x,y,a,b,c,d,e,f)\
+if( (y) < (x) )\
+{\
+    (x) = (y);\
+    (a) = (b);\
+    (c) = (d);\
+    (e) = (f);\
+}
+
+#define COPY2_IF_GT(x,y,a,b)\
+if( (y) > (x) )\
+{\
+    (x) = (y);\
+    (a) = (b);\
+}
+
+#endif