7b33f2065f
mbedtls works very differently from BoringSSL, and many changes had to be made in the details of AES decryption to accomodate this. Beyond the basic changes required for mbedtls, part of the CTS padding implementation had to be rewritten. I believe this is because of an assumption that held for BoringSSL, but not for mbedtls. I was unable to determine what it was, so I rewrote the CTS decryption using reference materials. After this, tests passed. The deterministc PRNG I used with mbedtls in the RSA tests differs somewhat from the old one, so the expected vectors had to be regenerated. The old determinstic tests were also disabled, and are now re-enabled. Since cryptography is sensitive code, and because there were far more changes needed here than just updating some headers and utility function calls, this has been split into its own PR for separate review from the rest of the media/base porting work. Issue #1047 (CMake porting) Issue #346 (absl porting) |
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| packager | ||
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| AUTHORS | ||
| CHANGELOG.md | ||
| CMakeLists.txt | ||
| CONTRIBUTING.md | ||
| CONTRIBUTORS | ||
| Dockerfile | ||
| LICENSE | ||
| README.md | ||
| chromium-LICENSE | ||
README.md
Shaka Packager is a tool and a media packaging SDK for DASH and HLS packaging and encryption. It can prepare and package media content for online streaming.
Shaka Packager supports:
-
Both Video-On-Demand and Live.
-
Streaming formats:
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Key systems:
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Encryption standards:
-
Media Containers and codecs
Codecs ISO-BMFF WebM MPEG2-TS WVM Packed Audio² H264 (AVC) I / O - I / O I - H265 (HEVC) I / O - I - - VP8 I / O I / O - - - VP9 I / O I / O - - - AV1 I / O I / O - - - AAC I / O - I / O I O MP3 O - I / O - O Dolby AC3 I / O - I / O - O Dolby EAC3 I / O - O - O MPEG-H Audio I / O - - - - Dolby AC4 I / O - - - - DTS I / O - - - - FLAC I / O - - - - Opus I / O³ I / O - - - Vorbis - I / O - - - NOTES:
- I for input and O for output.
- ²: https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-3.4
- ³: Opus support in ISO-BMFF is experimental.
-
Subtitles
Format Input Output Text WebVTT Y Y WebVTT in MP4 #405 Y Text TTML ⁴ Y TTML in MP4 - Y DVB-SUB Y - Teletext #272 - - ⁴: TTML input is only supported with TTML output (pass-through, DASH only), see also #584.
- Platforms
- Linux
- Mac
- Windows
- Cross compiling for ARM is also supported.
1: Limited support
Getting Shaka Packager
There are several ways you can get Shaka Packager.
- Using Docker. Instructions are available here.
- Get prebuilt binaries from release.
- Built from source, see Build Instructions for details.
Useful Links
- Announcement List (join for infrequent announcements and surveys)
- Subscribe to releases by following instructions from this blog- Documentation
- Tutorials
- Several open source players:
Contributing
If you have improvements or fixes, we would love to have your contributions. See https://github.com/shaka-project/shaka-packager/blob/main/CONTRIBUTING.md for details.