/*
* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "common.h"
#include "log.h"
#include "tree.h"
}
}
-#if 0
-void av_tree_enumerate(AVTreeNode *t, void *opaque, int (*f)(void *opaque, void *elem)){
- int v= f(opaque, t->elem);
- if(v>=0) av_tree_enumerate(t->child[0], opaque, f);
- if(v<=0) av_tree_enumerate(t->child[1], opaque, f);
+void av_tree_enumerate(AVTreeNode *t, void *opaque, int (*cmp)(void *opaque, void *elem), int (*enu)(void *opaque, void *elem)){
+ if(t){
+ int v= cmp ? cmp(opaque, t->elem) : 0;
+ if(v>=0) av_tree_enumerate(t->child[0], opaque, cmp, enu);
+ if(v==0) enu(opaque, t->elem);
+ if(v<=0) av_tree_enumerate(t->child[1], opaque, cmp, enu);
+ }
}
-#endif
#ifdef TEST
int i;
for(i=0; i<depth*4; i++) av_log(NULL, AV_LOG_ERROR, " ");
if(t){
- av_log(NULL, AV_LOG_ERROR, "Node %p %2d %4d\n", t, t->state, t->elem);
+ av_log(NULL, AV_LOG_ERROR, "Node %p %2d %p\n", t, t->state, t->elem);
print(t->child[0], depth+1);
print(t->child[1], depth+1);
}else
av_log(NULL, AV_LOG_ERROR, "NULL\n");
}
-int cmp(const void *a, const void *b){
- return a-b;
+static int cmp(void *a, const void *b){
+ return (uint8_t*)a-(const uint8_t*)b;
}
int main(void){
- int i,k;
+ int i;
+ void *k;
AVTreeNode *root= NULL, *node=NULL;
- AVLFG prn;
+ AVLFG prng;
- av_lfg_init(&prn, 1);
+ av_lfg_init(&prng, 1);
for(i=0; i<10000; i++){
- int j = av_lfg_get(&prn) % 86294;
+ int j = av_lfg_get(&prng) % 86294;
if(check(root) > 999){
av_log(NULL, AV_LOG_ERROR, "FATAL error %d\n", i);
print(root, 0);
node= av_mallocz(av_tree_node_size);
av_tree_insert(&root, (void*)(j+1), cmp, &node);
- j = av_lfg_get(&prn) % 86294;
+ j = av_lfg_get(&prng) % 86294;
{
AVTreeNode *node2=NULL;
av_log(NULL, AV_LOG_ERROR, "removing %4d\n", j);