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fix(drm): pass per-segment PSSH to Widevine license callback

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Mirrors the PlayReady fix (fbc4aa2) for Widevine. HLS manifests with per-segment EXT-X-KEY changes generate distinct PSSH per segment, so service callbacks building the license URI from cached track-level PSSH can mismatch the challenge KID and trigger CEKNotFound. Forward pssh from the active DRM and fall back to the legacy single-arg call when a service hasn't adopted the kwarg.
This commit is contained in:
imSp4rky
2026-04-27 20:04:07 -06:00
parent 8fff3dc422
commit ffd67f15d8
1 changed files with 5 additions and 1 deletions
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6
unshackle/core/drm/widevine.py
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@@ -205,7 +205,11 @@ class Widevine:
if hasattr(cdm, "has_cached_keys") and cdm.has_cached_keys(session_id): if hasattr(cdm, "has_cached_keys") and cdm.has_cached_keys(session_id):
pass pass
else: else:
cdm.parse_license(session_id, licence(challenge=challenge)) try:
license_res = licence(challenge=challenge, pssh=self.pssh)
except TypeError:
license_res = licence(challenge=challenge)
cdm.parse_license(session_id, license_res)
self.content_keys = {key.kid: key.key.hex() for key in cdm.get_keys(session_id, "CONTENT")} self.content_keys = {key.kid: key.key.hex() for key in cdm.get_keys(session_id, "CONTENT")}
if not self.content_keys: if not self.content_keys: