Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / db / utils / clip_frames.C

diff --git a/cinelerra-5.1/db/utils/clip_frames.C b/cinelerra-5.1/db/utils/clip_frames.C
new file mode 100644 (file)
index 0000000..09ea6af
--- /dev/null
+++ b/cinelerra-5.1/db/utils/clip_frames.C
@@ -0,0 +1,67 @@
+#include<stdio.h>
+#include<stdarg.h>
+#include<time.h>
+
+#include "tdb.h"
+#include "s.C"
+
+void write_pbm(uint8_t *tp, int w, int h, const char *fmt, ...)
+{
+  va_list ap;    va_start(ap, fmt);
+  char fn[256];  vsnprintf(fn, sizeof(fn), fmt, ap);
+  va_end(ap);
+  FILE *fp = !strcmp(fn,"-") ? stdout : fopen(fn,"w");
+  if( fp ) {
+    fprintf(fp,"P5\n%d %d\n255\n",w,h);
+    fwrite(tp,w,h,fp);
+    fclose(fp);
+  }
+}
+
+int main(int ac, char **av)
+{
+  int ret;  setbuf(stdout,0);
+  theDb db;
+  db.open(av[1]);
+  //db.access(av[1], 34543, 0);
+  if( !db.opened() || db.error() ) exit(1);
+
+  if( !(ret=db.clip_set.FindId(atoi(av[2]))) ) {
+    int cid = db.clip_set.id();
+//    printf("clip_set %d, frames %d", cid, db.clip_set.Frames());
+//    printf(" prefix %d/suffix %d\n", db.clip_set.Prefix_size(),db.clip_set.Suffix_size());
+    TimelineLoc::ikey_Sequences ikey(db.timeline,cid,0);
+    if( (ret=ikey.Locate()) || (int)db.timeline.Clip_id() != cid ) {
+      printf("missed seq for clip_set %d\n",cid);
+      exit(1);
+    }
+    const char *apath =  db.clip_set._Asset_path();
+    const char *cp = strrchr(apath,'/');
+    if( cp ) apath = cp+1;
+    int fid = -1, n = 0;
+    TimelineLoc::rkey_Sequences rkey(db.timeline);
+    do {
+      if( (int)db.timeline.Clip_id() != cid ) break;
+      //if( fid == (int)db.timeline.Frame_id() ) continue;
+      int seq = db.timeline.Sequence_no();
+      fid = db.timeline.Frame_id();
+      if( (ret=db.video_frame.FindId(fid)) ) {
+        printf("missed frame %d(%d) in clip_set %d\n", seq,fid,cid);
+      }
+      printf("%4d %4d %6d %f %f %f %f %f\n", n, seq, db.video_frame.id(),
+        db.video_frame.Frame_mean(), db.video_frame.Frame_std_dev(),
+        db.video_frame.Frame_cx(), db.video_frame.Frame_cy(),
+        db.video_frame.Frame_moment());
+      if( ac > 3 ) {
+        int w = 80, h = 45;
+       uint8_t *dat = db.video_frame._Frame_data();
+        write_pbm(dat,w,h,"%s/c%04df%03d.pbm",av[3],cid,n);
+      }
+      ++n;
+    } while( !(ret=rkey.Next()) );
+  }
+
+  db.close();
+  return 0;
+}
+