mirrors/copyparty
1
0
Fork 0
mirror of https://github.com/9001/copyparty.git synced 2026-06-18 20:22:27 -06:00
Code Issues Actions Packages Projects Releases Wiki Activity

spectrograms: option to use log frequency scale (#1487)

Browse source
This commit is contained in:
Lydia Vierkorn 2026-05-21 00:34:48 +02:00 committed by GitHub
parent f432ef6d51
commit 83dc20f33e
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 10 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
copyparty/__main__.py
View file

@ -1769,6 +1769,7 @@ def add_thumbnail(ap):
ap2.add_argument("--th-pre-rl", metavar="SEC", type=int, default=30, help="while pregen is running, ratelimit the thumbnailer logger to one message every \033[33mSEC\033[0m seconds (only works with \033[33m-j1\033[0m); set 0 to disable ratelimit")
ap2.add_argument("--th-covers", metavar="N,N", type=u, default="folder.png,folder.jpg,cover.png,cover.jpg", help="folder thumbnails to stat/look for; enabling \033[33m-e2d\033[0m will make these case-insensitive, and try them as dotfiles (.folder.jpg), and also automatically select thumbnails for all folders that contain pics, even if none match this pattern")
ap2.add_argument("--th-spec-p", metavar="N", type=u, default=1, help="for music, do spectrograms or embedded coverart? [\033[32m0\033[0m]=only-art, [\033[32m1\033[0m]=prefer-art, [\033[32m2\033[0m]=only-spec")
ap2.add_argument("--th-spec-fl", action="store_true", help="generate spectrograms with logarithmic frequency scale instead of linear")
# https://pillow.readthedocs.io/en/stable/handbook/image-file-formats.html
# https://github.com/libvips/libvips
# https://stackoverflow.com/a/47612661

11
copyparty/th_srv.py
View file

@ -467,6 +467,11 @@ class ThumbSrv(object):
zs = "th_dec th_no_webp th_no_jpg"
for zs in zs.split(" "):
ret.append("%s(%s)\n" % (zs, getattr(self.args, zs)))
zs = "th_spec_fl"
for zs in zs.split(" "):
v = getattr(self.args, zs)
if v:
ret.append("%s(%s)\n" % (zs, v))
zs = "th_qv th_qvx thsize th_spec_p convt"
for zs in zs.split(" "):
ret.append("%s(%s)\n" % (zs, vn.flags.get(zs)))
@ -1056,11 +1061,13 @@ class ThumbSrv(object):
# fmt: on
self._run_ff(cmd, vn, "convt")
fscale = ":fscale=log" if self.args.th_spec_fl else ""
fc = "[0:a:0]aresample=48000{},showspectrumpic=s="
if "3" in fmt:
fc += "1280x1024,crop=1420:1056:70:48[o]"
fc += "1280x1024%s,crop=1420:1056:70:48[o]" % fscale
else:
fc += "640x512,crop=780:544:70:48[o]"
fc += "640x512%s,crop=780:544:70:48[o]" % fscale
if self.args.th_ff_swr:
fco = ":filter_size=128:cutoff=0.877"