[FFmpeg-devel] [PATCH v2 1/2] fftools/ffmpeg: fix progress log message in case pts is not available

Tobias Rapp t.rapp at noa-archive.com
Mon Feb 26 18:09:04 EET 2018


Move time string formatting into inline function. Also fixes out_time
sign prefix for progress report.

Signed-off-by: Tobias Rapp <t.rapp at noa-archive.com>
---
 fftools/ffmpeg.c | 48 +++++++++++++++++++++++++++++++-----------------
 1 file changed, 31 insertions(+), 17 deletions(-)

diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index 32caa4b..0097a7d 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -1518,6 +1518,27 @@ static int reap_filters(int flush)
     return 0;
 }
 
+static inline char *pts_to_hms_str(char *buf, int64_t pts, unsigned int digits)
+{
+    const char *hours_sign;
+    int hours, mins;
+    double secs;
+
+    if (pts == AV_NOPTS_VALUE) {
+        snprintf(buf, AV_TS_MAX_STRING_SIZE, "N/A");
+    } else {
+        hours_sign = (pts < 0) ? "-" : "";
+        secs = (double)FFABS(pts) / AV_TIME_BASE;
+        mins = (int)secs / 60;
+        secs = secs - mins * 60;
+        hours = mins / 60;
+        mins %= 60;
+        snprintf(buf, AV_TS_MAX_STRING_SIZE, "%s%02d:%02d:%0*.*f",
+                 hours_sign, hours, mins, digits+3, digits, secs);
+    }
+    return buf;
+}
+
 static void print_final_stats(int64_t total_size)
 {
     uint64_t video_size = 0, audio_size = 0, extra_size = 0, other_size = 0;
@@ -1649,7 +1670,7 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti
     int64_t pts = INT64_MIN + 1;
     static int64_t last_time = -1;
     static int qp_histogram[52];
-    int hours, mins, secs, us;
+    char buf_pts[AV_TS_MAX_STRING_SIZE] = {0};
     int ret;
     float t;
 
@@ -1751,25 +1772,15 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti
             nb_frames_drop += ost->last_dropped;
     }
 
-    secs = FFABS(pts) / AV_TIME_BASE;
-    us = FFABS(pts) % AV_TIME_BASE;
-    mins = secs / 60;
-    secs %= 60;
-    hours = mins / 60;
-    mins %= 60;
-
     bitrate = pts && total_size >= 0 ? total_size * 8 / (pts / 1000.0) : -1;
     speed = t != 0.0 ? (double)pts / AV_TIME_BASE / t : -1;
 
     if (total_size < 0) snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
-                                 "size=N/A time=");
+                                 "size=N/A ");
     else                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
-                                 "size=%8.0fkB time=", total_size / 1024.0);
-    if (pts < 0)
-        snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "-");
+                                 "size=%8.0fkB ", total_size / 1024.0);
     snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
-             "%02d:%02d:%02d.%02d ", hours, mins, secs,
-             (100 * us) / AV_TIME_BASE);
+             "time=%s ", pts_to_hms_str(buf_pts, pts, 2));
 
     if (bitrate < 0) {
         snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),"bitrate=N/A");
@@ -1781,9 +1792,12 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti
 
     if (total_size < 0) av_bprintf(&buf_script, "total_size=N/A\n");
     else                av_bprintf(&buf_script, "total_size=%"PRId64"\n", total_size);
-    av_bprintf(&buf_script, "out_time_ms=%"PRId64"\n", pts);
-    av_bprintf(&buf_script, "out_time=%02d:%02d:%02d.%06d\n",
-               hours, mins, secs, us);
+    if (pts == AV_NOPTS_VALUE) {
+        av_bprintf(&buf_script, "out_time_ms=N/A\n");
+    } else {
+        av_bprintf(&buf_script, "out_time_ms=%"PRId64"\n", pts);
+    }
+    av_bprintf(&buf_script, "out_time=%s\n", pts_to_hms_str(buf_pts, pts, 6));
 
     if (nb_frames_dup || nb_frames_drop)
         snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
-- 
2.7.4




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