output encoded duration every 60s,

improved adding new file when start time reached

@@ -1020,9 +1020,15 @@ int process_av_files(char * record_info, int piptype)
 	int64_t cur_time = 0;
 	bool has_file = sorted_media.size()!=0;
 	std::string out_media_file,first_media_file;
+
+	int64_t nextfile_start_time_ms;
+	int encode_loop_count = 0;
+
 	if (has_file) {
 		media_info info = sorted_media.front();
 		first_media_file = info.name;
+		nextfile_start_time_ms = info.start_time_ms;
+
 		out_media_file = get_outmedia_file_name(record_info);
 		printf("open output file:%s\n", out_media_file.c_str());
 		int ret = videoTranscoder.open_output_file(out_media_file.c_str());
@@ -1035,26 +1041,38 @@ int process_av_files(char * record_info, int piptype)
 		}
 	}
 
-
 	while (has_file){
 		while (has_file){
-			media_info info = sorted_media.front();
-
-			if (info.start_time_ms - cur_time < MIN_TIME_INTERVAL) {
+			if (nextfile_start_time_ms - cur_time < MIN_TIME_INTERVAL) {
+				media_info info = sorted_media.front();
 				sorted_media.pop_front();
 				videoTranscoder.add(info);
+				has_file = sorted_media.size() != 0;
+				if (has_file) {
+					nextfile_start_time_ms = sorted_media.front().start_time_ms;
+				}
 			}
 			else {
 				break;
 			}
-			has_file = sorted_media.size()!=0;
 		}
 
 		cur_time = videoTranscoder.transcode();
+
+		encode_loop_count++;
+		if (encode_loop_count == 1200) {
+			encode_loop_count = 0;
+			printf("\n encoded : %d seconds\n", cur_time / 1000);
+		}
 	}
 
 	while (!videoTranscoder.all_processed()){
 			cur_time = videoTranscoder.transcode();
+			encode_loop_count++;
+			if (encode_loop_count == 1200) {
+				encode_loop_count = 0;
+				printf("\n encoded : %d seconds\n", cur_time / 1000);
+			}
 	}
 
 	videoTranscoder.close();