initial
This commit is contained in:
@@ -8,7 +8,7 @@ example: `tsmark video.mp4 --ts 10,00:01:23.4`
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- Opens video named `video.mp4`
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- Sets predefined timestamps at 10 seconds, and 1 minute 23.4 seconds.
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Keyboard shortcuts:
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## Keyboard shortcuts:
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```
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Arrows left and right, Home, End
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@@ -21,3 +21,7 @@ i toggle HUD
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q quit
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```
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## Install
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`pipx install git+https://github.com/moonq/tsmark.git`
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26
setup.py
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26
setup.py
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from distutils.core import setup
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import os
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def version_reader(path):
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for line in open(path,"rt").read(1024).split("\n"):
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if line.startswith("VERSION"):
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return line.split("=")[1].strip().replace('"',"")
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version = version_reader(os.path.join("tsmark","__init__.py"))
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setup(
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name="tsmark",
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packages=["tsmark"],
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version=version,
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description="Video timestamp marking.",
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author="Ville Rantanen",
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author_email="ville.q.rantanen@gmail.com",
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keywords=["video"],
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entry_points={
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"console_scripts": [
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"tsmark=tsmark:main",
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],
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},
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install_requires = [
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'opencv-python==4.5.3.56'
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]
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)
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3
tsmark/__init__.py
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3
tsmark/__init__.py
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from tsmark.video_annotator import main
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VERSION = "0.1"
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2
tsmark/__main__.py
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2
tsmark/__main__.py
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from tsmark.video_annotator import main
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main()
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326
tsmark/video_annotator.py
Executable file
326
tsmark/video_annotator.py
Executable file
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import sys
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import os
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import cv2
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import time
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import argparse
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def draw_time(frame, nr, fps, paused):
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left = 10
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bottom = 30
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formatted = "{} {}".format(
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format_time(nr, fps),
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"||" if paused else "",
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)
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shadow_text(frame, formatted, (left, bottom), 1.1, 2, (255, 255, 255))
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def shadow_text(frame, text, pos, size, thicc, color):
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font = cv2.FONT_HERSHEY_SIMPLEX
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cv2.putText(
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frame,
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text,
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pos,
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font,
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size,
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(0, 0, 0),
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2 * thicc,
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cv2.LINE_AA,
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)
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cv2.putText(
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frame,
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text,
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pos,
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font,
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size,
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color,
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thicc,
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cv2.LINE_AA,
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)
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def draw_bar(frame, nr, frames, fps, stamps):
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position = nr / frames
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bar_start = int(frame.shape[1] * 0.05)
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bar_end = int(frame.shape[1] * 0.95)
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bar_position = int(bar_start + position * (bar_end - bar_start))
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top = int(frame.shape[0] * 0.90)
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bottom = int(frame.shape[0] * 0.95)
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cv2.rectangle(frame, (bar_start, top), (bar_end, bottom), (255, 255, 255), 2)
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for ts in stamps:
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ts_pos = int(bar_start + ts / frames * (bar_end - bar_start))
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cv2.line(frame, (ts_pos, top), (ts_pos, bottom), (32, 32, 32), 3)
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cv2.line(frame, (ts_pos, top), (ts_pos, bottom), (84, 255, 63), 1)
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# cv2.line(frame, (bar_position, top), (bar_position, bottom), (32,32,32), 3)
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cv2.line(frame, (bar_position, top), (bar_position, bottom), (63, 84, 255), 1)
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shadow_text(frame, "1", (bar_start - 7, bottom + 20), 0.7, 2, (255, 255, 255))
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end_frame = format_time(frames - 1, fps)
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(text_width, text_height) = cv2.getTextSize(
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end_frame, cv2.FONT_HERSHEY_SIMPLEX, 0.7, 2
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)[0]
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shadow_text(
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frame, end_frame, (bar_end - text_width, bottom + 20), 0.7, 2, (255, 255, 255)
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)
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def draw_label(frame, nr, stamps):
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if not nr in stamps:
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return
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text = "{} #{}".format(nr + 1, stamps.index(nr) + 1)
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bottom = 60
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left = 10
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shadow_text(frame, text, (left, bottom), 1, 2, (63, 84, 255))
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def calculate_step(step, last_move, video_length):
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now = time.time()
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last_move = [x for x in last_move if x[1] > now - 3]
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if len(last_move) == 0:
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return 1, []
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lefts = sum([1 for x in last_move if x[0] == "l"])
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rights = sum([1 for x in last_move if x[0] == "r"])
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if lefts > 0 and rights > 0:
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return 1, []
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count = max(lefts, rights)
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if count < 5:
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step = 1
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else:
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# x2 poly from 5:5 -> 15:180
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step = 45 - 16.5 * count + 1.7 * count * count
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step = min(step, 0.1 * video_length)
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return int(step), last_move
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def format_time(nframe, fps):
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seconds = int(nframe / fps)
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frame = nframe % fps
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parts = int(100 * (frame / fps))
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return time.strftime("%H:%M:%S", time.gmtime(seconds)) + ".%02d" % (parts)
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def parse_time(timestr, fps):
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"""return frames"""
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colon_count = len(timestr.split(":")) - 1
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if colon_count == 0:
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secs = float(timestr)
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return int(secs * fps)
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if colon_count == 1:
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mins, secstr = timestr.split(":", 1)
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sec = float(secstr)
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return int(fps * (int(mins) * 60 + sec))
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if colon_count == 2:
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hours, mins, secstr = timestr.split(":", 2)
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sec = float(secstr)
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return int(fps * (int(hours) * 3600 + int(mins) * 60 + sec))
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raise ValueError("Cannot parse time definition {}".format(timestr))
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def print_timestamps(stamps, fps, filename):
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stamps.sort()
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print("# Timestamps:")
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for i, ts in enumerate(stamps):
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print("# {}: {} / {}".format(i + 1, format_time(ts, fps), ts + 1))
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if len(stamps) > 0:
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print(
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"ffmpeg -i '{}' -ss {} -to {} -c copy trimmed.mp4".format(
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filename,
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format_time(stamps[0], fps),
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format_time(stamps[-1], fps),
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)
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)
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def get_options():
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parser = argparse.ArgumentParser(description="Video timestamping tool")
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parser.add_argument(
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"--ts",
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action="store",
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dest="timestamps",
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default=None,
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required=False,
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help="Comma separated list of predefined timestamps, in frame numbers, or HH:MM:SS.FF",
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)
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parser.add_argument(action="store", dest="video")
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return parser.parse_args()
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def calculate_res(max_res, video_reader):
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video_res = [
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int(video_reader.get(cv2.CAP_PROP_FRAME_WIDTH)),
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int(video_reader.get(cv2.CAP_PROP_FRAME_HEIGHT)),
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]
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video_aspect = video_res[0] / video_res[1]
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if video_res[0] > max_res[0]:
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video_res[0] = int(max_res[0])
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video_res[1] = int(video_res[0] / video_aspect)
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if video_res[1] > max_res[1]:
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video_res[1] = int(max_res[1])
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video_res[0] = int(video_res[1] * video_aspect)
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return tuple(video_res)
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def print_help():
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print(
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"""Keyboard help:
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Arrows left and right, Home, End
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jump in video. Tap frequently to increase time step
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, and . move one frame at a time
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z and c move to previous or next mark
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x mark frame
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space pause
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i toggle HUD
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q quit
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"""
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)
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def main():
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try:
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opts = get_options()
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if not os.path.exists(opts.video):
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raise FileNotFoundError("Video file missing!")
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max_res = (1280, 720)
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video_reader = cv2.VideoCapture(opts.video)
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frames = int(video_reader.get(cv2.CAP_PROP_FRAME_COUNT))
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fps = video_reader.get(cv2.CAP_PROP_FPS)
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spf = 1.0 / fps
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video_res = calculate_res(max_res, video_reader)
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if opts.timestamps:
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stamps = sorted(
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[parse_time(ts.strip(), fps) for ts in opts.timestamps.split(",")]
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)
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stamps = [x for x in stamps if 0 <= x < frames]
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nr = stamps[0]
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else:
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stamps = []
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nr = 0
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paused = False
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read_next = False
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show_info = True
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frame_visu = []
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step = 1
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last_move = []
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video_length = frames * fps
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auto_step = True
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video_reader.set(cv2.CAP_PROP_POS_FRAMES, nr)
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print_help()
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while video_reader.isOpened():
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show_time = time.time()
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if (not paused) or read_next:
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ret, frame = video_reader.read()
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if ret == True:
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if paused:
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draw_wait = 200
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else:
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draw_wait = 1
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if (not paused) or read_next:
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read_next = False
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frame_visu = cv2.resize(frame.copy(), video_res)
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if show_info:
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draw_time(frame_visu, nr, fps, paused)
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draw_bar(frame_visu, nr, frames, fps, stamps)
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draw_label(frame_visu, nr, stamps)
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cv2.imshow("tsmark", frame_visu)
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k = cv2.waitKey(draw_wait)
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if k & 0xFF == ord("q"):
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break
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if k & 0xFF == 32: # space
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paused = not paused
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if k & 0xFF == 80: # home key
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nr = 0
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if k & 0xFF == 87: # end key
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nr = frames - 1
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paused = True
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if k & 0xFF == 83: # right arrow
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last_move.append(("r", time.time()))
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if auto_step:
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step, last_move = calculate_step(step, last_move, video_length)
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nr += int(fps * step) - 1
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read_next = True
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if k & 0xFF == ord("."):
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paused = True
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read_next = True
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if k & 0xFF == 81: # left arrow
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last_move.append(("l", time.time()))
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if auto_step:
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step, last_move = calculate_step(step, last_move, video_length)
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nr -= int(fps * step) + 1
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read_next = True
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if k & 0xFF == ord(","):
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paused = True
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nr -= 2
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read_next = True
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if k & 0xFF == ord("z"): # move to previous ts
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for ts in reversed(sorted(stamps)):
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if ts < nr-1:
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nr = ts-1
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read_next = True
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break
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if k & 0xFF == ord("c"): # move to previous ts
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for ts in sorted(stamps):
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if ts > nr:
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nr = ts-1
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read_next = True
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break
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if k & 0xFF == ord("x"): # toggle ts
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if nr in stamps:
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stamps.remove(nr)
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else:
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stamps.append(nr)
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stamps.sort()
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if k & 0xFF == ord("i"):
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show_info = not show_info
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if k & 0xFF == ord("h"):
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print_help()
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if (not paused) or read_next:
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nr += 1
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if nr < 0:
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nr = 0
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if nr >= frames:
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nr = frames - 1
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paused = True
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if read_next:
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video_reader.set(cv2.CAP_PROP_POS_FRAMES, nr)
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time_to_wait = spf - time.time() + show_time
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if time_to_wait > 0:
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time.sleep(time_to_wait)
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else:
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nr = frames - 2
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video_reader.set(cv2.CAP_PROP_POS_FRAMES, nr)
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paused = True
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read_next = True
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video_reader.release()
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print_timestamps(stamps, fps, opts.video)
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except Exception:
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exc_type, exc_obj, exc_tb = sys.exc_info()
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fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
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print(exc_type, fname, exc_tb.tb_lineno)
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