Added json_filenifo function

remux.c

@@ -77,6 +77,7 @@ int main(int argc, char *argv[])
 	if (rename(tmp, path))
 		job_failed("Overwriting output file failed: %s", strerror(errno));
 	unlink(tmp);
-	ping_job(jobid, "finished", "{\"log\": \"%s\"}", jescape(get_avlogbuf()));
+	ping_job(jobid, "finished", "{%s, \"log\": \"%s\"}", json_fileinfo(path),
+			jescape(get_avlogbuf()));
 	return 0;
 }

transcode.c

@@ -359,7 +359,7 @@ int main(int argc, char *argv[])
 	if (rename(tmppath, outpath))
 		job_failed("Overwriting output file \"%s\" failed: %s", outpath, strerror(errno));
 	unlink(tmppath);
-	ping_job(jobid, "finished", "{\"hash\": \"%s\", \"duration\": %f, \"filesize\": %i, \"log\": \"%s\"}",
-			hashfile(outpath), fileduration(outpath), filesize(outpath), jescape(get_avlogbuf()));
+	ping_job(jobid, "finished", "{%s, \"log\": \"%s\"}", json_fileinfo(outpath),
+			jescape(get_avlogbuf()));
 	return 0;
 }

util.h

@@ -15,6 +15,7 @@ void *xmalloc(size_t size);
 char *hashfile(char *path);
 double fileduration(char *path);
 size_t filesize(char *path);
+char *json_fileinfo(char *path);
 
 /* JSON av parsing */
 void parse_dict(AVDictionary **d, char *s);

util/json_fileinfo.c

+#include "../util.h"
+
+char *json_fileinfo(char *path)
+{
+	return mprintf("\"hash\": \"%s\", \"duration\": %f, \"filesize\": %i",
+			hashfile(path), fileduration(path), filesize(path));
+}