- 360 名前：名無しさん＠お腹いっぱい。 mailto:sage [2009/04/03(金) 23:53:16 ID:tiNKtsZ50]
- diff -ur vfp.org/plugin.cpp vfp/plugin.cpp
--- vfp.org/plugin.cpp Thu May 25 20:09:40 2006
+++ vfp/plugin.cpp Sun Oct 19 06:19:00 2008
@@ -189,6 +189,30 @@
return samples;
}
+ bool IsKeyFrame(int frame) {
+ int type;
+ bool r = false;
+
+ if(m2v == NULL)
+ return false;
+
+ type = get_picture_coding_type(m2v, frame);
+ switch(type){
+ case 1: /* I picture */
+ r = true;
+ break;
+ case 2: /* P picture */
+ case 3: /* B picture */
+ case 4: /* B picture with closed gop */
+ r = false;
+ break;
+ default: /* unknown picture */
+ r = false;
+ break;
+ }
+ return r;
+ }
+
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