Update CHANGELOG.md

CHANGELOG.md

@@ -5,6 +5,60 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.4.0] - 2025-08-05
+
+### Added
+
+- **HLG Transfer Characteristics Preservation**: Enhanced video muxing to preserve HLG color metadata
+  - Added automatic detection of HLG video tracks during muxing process
+  - Implemented `--color-transfer-characteristics 0:18` argument for mkvmerge when processing HLG content
+  - Prevents incorrect conversion from HLG (18) to BT.2020 (14) transfer characteristics
+  - Ensures proper HLG playback support on compatible hardware without manual editing
+- **Original Language Support**: Enhanced language selection with 'orig' keyword support
+  - Added support for 'orig' language selector for both video and audio tracks
+  - Automatically detects and uses the title's original language when 'orig' is specified
+  - Improved language processing logic with better duplicate handling
+  - Enhanced help text to document original language selection usage
+- **Forced Subtitle Support**: Added option to include forced subtitle tracks
+  - New functionality to download and include forced subtitle tracks alongside regular subtitles
+- **WebVTT Subtitle Filtering**: Enhanced subtitle processing capabilities
+  - Added filtering for unwanted cues in WebVTT subtitles
+  - Improved subtitle quality by removing unnecessary metadata
+
+### Changed
+
+- **DRM Track Decryption**: Improved DRM decryption track selection logic
+  - Enhanced `get_drm_for_cdm()` method usage for better DRM-CDM matching
+  - Added warning messages when no matching DRM is found for tracks
+  - Improved error handling and logging for DRM decryption failures
+- **Series Tree Representation**: Enhanced episode tree display formatting
+  - Updated series tree to show season breakdown with episode counts
+  - Improved visual representation with "S{season}({count})" format
+  - Better organization of series information in console output
+- **Hybrid Processing UI**: Enhanced extraction and conversion processes
+  - Added dynamic spinning bars to follow the rest of the codebase design
+  - Improved visual feedback during hybrid HDR processing operations
+- **Track Selection Logic**: Enhanced multi-track selection capabilities
+  - Fixed track selection to support combining -V, -A, -S flags properly
+  - Improved flexibility in selecting multiple track types simultaneously
+- **Service Subtitle Support**: Added configuration for services without subtitle support
+  - Services can now indicate if they don't support subtitle downloads
+  - Prevents unnecessary subtitle download attempts for unsupported services
+- **Update Checker**: Enhanced update checking logic and cache handling
+  - Improved rate limiting and caching mechanisms for update checks
+  - Better performance and reduced API calls to GitHub
+
+### Fixed
+
+- **PlayReady KID Extraction**: Enhanced KID extraction from PSSH data
+  - Added base64 support and XML parsing for better KID detection
+  - Fixed issue where only one KID was being extracted for certain services
+  - Improved multi-KID support for PlayReady protected content
+- **Dolby Vision Detection**: Improved DV codec detection across all formats
+  - Fixed detection of dvhe.05.06 codec which was not being recognized correctly
+  - Enhanced detection logic in Episode and Movie title classes
+  - Better support for various Dolby Vision codec variants
+
 ## [1.3.0] - 2025-08-03
 
 ### Added

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "unshackle"
-version = "1.3.0"
+version = "1.4.0"
 description = "Modular Movie, TV, and Music Archival Software."
 authors = [{ name = "unshackle team" }]
 requires-python = ">=3.10,<3.13"

unshackle/commands/dl.py

@@ -541,7 +541,12 @@ class dl:
                 events.subscribe(events.Types.TRACK_REPACKED, service.on_track_repacked)
                 events.subscribe(events.Types.TRACK_MULTIPLEX, service.on_track_multiplex)
 
-            if no_subs:
+            if hasattr(service, "NO_SUBTITLES") and service.NO_SUBTITLES:
+                console.log("Skipping subtitles - service does not support subtitle downloads")
+                no_subs = True
+                s_lang = None
+                title.tracks.subtitles = []
+            elif no_subs:
                 console.log("Skipped subtitles as --no-subs was used...")
                 s_lang = None
                 title.tracks.subtitles = []
@@ -906,6 +911,7 @@ class dl:
                 while (
                     not title.tracks.subtitles
                     and not no_subs
+                    and not (hasattr(service, "NO_SUBTITLES") and service.NO_SUBTITLES)
                     and not video_only
                     and len(title.tracks.videos) > video_track_n
                     and any(

unshackle/core/__init__.py

@@ -1 +1 @@
-__version__ = "1.3.0"
+__version__ = "1.4.0"

unshackle/core/drm/playready.py

@@ -39,17 +39,23 @@ class PlayReady:
         if not isinstance(pssh, PSSH):
             raise TypeError(f"Expected pssh to be a {PSSH}, not {pssh!r}")
 
-        kids: list[UUID] = []
-        for header in pssh.wrm_headers:
-            try:
-                signed_ids, _, _, _ = header.read_attributes()
-            except Exception:
-                continue
-            for signed_id in signed_ids:
+        if pssh_b64:
+            kids = self._extract_kids_from_pssh_b64(pssh_b64)
+        else:
+            kids = []
+
+        # Extract KIDs using pyplayready's method (may miss some KIDs)
+        if not kids:
+            for header in pssh.wrm_headers:
                 try:
-                    kids.append(UUID(bytes_le=base64.b64decode(signed_id.value)))
+                    signed_ids, _, _, _ = header.read_attributes()
                 except Exception:
                     continue
+                for signed_id in signed_ids:
+                    try:
+                        kids.append(UUID(bytes_le=base64.b64decode(signed_id.value)))
+                    except Exception:
+                        continue
 
         if kid:
             if isinstance(kid, str):
@@ -72,6 +78,66 @@ class PlayReady:
         if pssh_b64:
             self.data.setdefault("pssh_b64", pssh_b64)
 
+    def _extract_kids_from_pssh_b64(self, pssh_b64: str) -> list[UUID]:
+        """Extract all KIDs from base64-encoded PSSH data."""
+        try:
+            import xml.etree.ElementTree as ET
+
+            # Decode the PSSH
+            pssh_bytes = base64.b64decode(pssh_b64)
+
+            # Try to find XML in the PSSH data
+            # PlayReady PSSH usually has XML embedded in it
+            pssh_str = pssh_bytes.decode("utf-16le", errors="ignore")
+
+            # Find WRMHEADER
+            xml_start = pssh_str.find("<WRMHEADER")
+            if xml_start == -1:
+                # Try UTF-8
+                pssh_str = pssh_bytes.decode("utf-8", errors="ignore")
+                xml_start = pssh_str.find("<WRMHEADER")
+
+            if xml_start != -1:
+                clean_xml = pssh_str[xml_start:]
+                xml_end = clean_xml.find("</WRMHEADER>") + len("</WRMHEADER>")
+                clean_xml = clean_xml[:xml_end]
+
+                root = ET.fromstring(clean_xml)
+                ns = {"pr": "http://schemas.microsoft.com/DRM/2007/03/PlayReadyHeader"}
+
+                kids = []
+
+                # Extract from CUSTOMATTRIBUTES/KIDS
+                kid_elements = root.findall(".//pr:CUSTOMATTRIBUTES/pr:KIDS/pr:KID", ns)
+                for kid_elem in kid_elements:
+                    value = kid_elem.get("VALUE")
+                    if value:
+                        try:
+                            kid_bytes = base64.b64decode(value + "==")
+                            kid_uuid = UUID(bytes_le=kid_bytes)
+                            kids.append(kid_uuid)
+                        except Exception:
+                            pass
+
+                # Also get individual KID
+                individual_kids = root.findall(".//pr:DATA/pr:KID", ns)
+                for kid_elem in individual_kids:
+                    if kid_elem.text:
+                        try:
+                            kid_bytes = base64.b64decode(kid_elem.text.strip() + "==")
+                            kid_uuid = UUID(bytes_le=kid_bytes)
+                            if kid_uuid not in kids:
+                                kids.append(kid_uuid)
+                        except Exception:
+                            pass
+
+                return kids
+
+        except Exception:
+            pass
+
+        return []
+
     @classmethod
     def from_track(cls, track: AnyTrack, session: Optional[Session] = None) -> PlayReady:
         if not session:

unshackle/services/EXAMPLE/__init__.py

@@ -33,6 +33,7 @@ class EXAMPLE(Service):
 
     TITLE_RE = r"^(?:https?://?domain\.com/details/)?(?P<title_id>[^/]+)"
     GEOFENCE = ("US", "UK")
+    NO_SUBTITLES = True
 
     @staticmethod
     @click.command(name="EXAMPLE", short_help="https://domain.com")

uv.lock

@@ -1505,7 +1505,7 @@ wheels = [
 
 [[package]]
 name = "unshackle"
-version = "1.3.0"
+version = "1.4.0"
 source = { editable = "." }
 dependencies = [
     { name = "appdirs" },