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| author | Carl Hetherington <cth@carlh.net> | 2020-08-02 00:03:21 +0200 |
|---|---|---|
| committer | Carl Hetherington <cth@carlh.net> | 2020-08-02 00:03:21 +0200 |
| commit | 061466f78357b15ad39f699b1f03c9c4fa35954e (patch) | |
| tree | 872c467204a0f90170099acaaa786c3f459d7e43 | |
| parent | 9ff6d1b786c52d0aae485507d96ea67f3171b9fd (diff) | |
Some tweaks to examine.py
| -rw-r--r-- | hacks/examine.py | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/hacks/examine.py b/hacks/examine.py index 34544c7f6..3eed3f0c6 100644 --- a/hacks/examine.py +++ b/hacks/examine.py @@ -5,7 +5,8 @@ import shlex import sys AUDIO_STREAM = "1" -types = ['audio'] +types = ['video'] +VIDEO_RATE = 29.97 last_video = None last_video_pts = None @@ -13,6 +14,8 @@ last_video_pts = None last_audio_pts = {} last_channels = {} +video_frame_count = 0 + def check_pts_dts(frame): diff = frame['pkt_pts_time'] - frame['pkt_dts_time'] if abs(diff) > 1e-8: @@ -22,16 +25,18 @@ def handle(frame): global last_video global last_video_pts global last_audio_pts + global video_frame_count if frame['media_type'] == 'video' and 'video' in types: if last_video_pts is not None and frame['pkt_pts_time'] <= last_video_pts: print 'Out of order video frame %f (%d) is same as or behind %f (%d)' % (frame['pkt_pts_time'], frame['pkt_pts'], last_video_pts, last_video) elif last_video_pts is not None: - print 'OK V frame %f %f %f %f %d' % (frame['pkt_pts_time'], frame['pkt_dts_time'], frame['pkt_pts_time'] - last_video_pts, 1 / (frame['pkt_pts_time'] - last_video_pts), frame['pkt_size']) + print 'OK V frame %f %f %f %f %d indices %d/%d' % (frame['pkt_pts_time'], frame['pkt_dts_time'], frame['pkt_pts_time'] - last_video_pts, 1 / (frame['pkt_pts_time'] - last_video_pts), frame['pkt_size'], video_frame_count, frame['pkt_pts_time'] * VIDEO_RATE) check_pts_dts(frame) else: - print 'OK V frame %f' % (frame['pkt_pts_time']) + print 'OK V frame %f counted %d' % (frame['pkt_pts_time'], video_frame_count) last_video = frame['pkt_pts'] last_video_pts = frame['pkt_pts_time'] + video_frame_count += 1 elif frame['media_type'] == 'audio' and 'audio' in types: stream_index = frame['stream_index'] if stream_index in last_audio_pts and (stream_index == AUDIO_STREAM or AUDIO_STREAM is None): |