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video-thumbs: take first video stream + better errors

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ed 2021-08-05 20:44:04 +02:00
parent 9ed9b0964e
commit 432cdd640f
1 changed files with 7 additions and 5 deletions
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12
copyparty/th_srv.py
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@ -205,8 +205,8 @@ class ThumbSrv(object):
try: try:
fun(abspath, tpath) fun(abspath, tpath)
except: except:
msg = "{} failed on {}\n{}" msg = "{} could not create thumbnail of {}\n{}"
self.log(msg.format(fun.__name__, abspath, min_ex()), 3) self.log(msg.format(fun.__name__, abspath, min_ex()), "1;30")
with open(tpath, "wb") as _: with open(tpath, "wb") as _:
pass pass
@ -286,8 +286,9 @@ class ThumbSrv(object):
cmd += seek cmd += seek
cmd += [ cmd += [
b"-i", fsenc(abspath), b"-i", fsenc(abspath),
b"-map", b"0:v:0",
b"-vf", scale, b"-vf", scale,
b"-vframes", b"1", b"-frames:v", b"1",
] ]
# fmt: on # fmt: on
@ -308,8 +309,9 @@ class ThumbSrv(object):
ret, sout, serr = runcmd(cmd) ret, sout, serr = runcmd(cmd)
if ret != 0: if ret != 0:
msg = ["ff: {}".format(x) for x in serr.split("\n")] m = "FFmpeg failed (probably a corrupt video file):\n"
self.log("FFmpeg failed:\n" + "\n".join(msg), c="1;30") m += "\n".join(["ff: {}".format(x) for x in serr.split("\n")])
self.log(m, c="1;30")
raise sp.CalledProcessError(ret, (cmd[0], b"...", cmd[-1])) raise sp.CalledProcessError(ret, (cmd[0], b"...", cmd[-1]))
def poke(self, tdir): def poke(self, tdir):