# srs v6.0-a0 — Release v6.0-a0

- Product: srs (https://whatsnew.fyi/product/srs)
- Vendor: ossrs
- Date: 2024-07-27
- Version: v6.0-a0
- Original notes: https://github.com/ossrs/srs/releases/tag/v6.0-a0
- Permalink: https://whatsnew.fyi/product/srs/releases/v6.0-a0
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

---

- **added** — Support video codec such as h264_qsv and libx265 for transcode
- **added** — Support external SIP server for GB28181
- **added** — Support config key/cert for HTTPS API
- **added** — Support SrsUniquePtr to replace SrsAutoFree
- **added** — Support shared ptr for live source
- **added** — Support shared ptr for RTC source
- **added** — Support shared ptr to manage GB objects
- **added** — Support dropping h.264 SEI from NALUs in RTC
- **added** — Support x509 certification chain in single pem file
- **added** — Support A/V only WHEP/WHEP player for WebRTC
- **added** — Add TCP proxy for debugging
- **added** — Support OPUS stereo SDP option for RTC
- **added** — Support guess_has_av feature for http-remux ts stream
- **changed** — Improve stability for state and fd closing in Edge
- **changed** — Upgrade hls.js and set in low latency mode
- **changed** — Refine config directive token parsing
- **changed** — Filter JSONP callback function name
- **fixed** — Add missing newline to end of session manifest in HLS
- **fixed** — Fix empty img tag occupy 20px size in safari for Player
- **fixed** — Fix time unit error for disposing in DASH

If you would like to support SRS, please consider contributing to our [OpenCollective](https://opencollective.com/srs-server).

[384ccbac0d0899ff8077b4b30a271cf1c2653e3e](https://github.com/ossrs/srs/commit/384ccbac0d0899ff8077b4b30a271cf1c2653e3e)
Release v6.0-a0, 6.0 alpha0, v6.0.145, 169259 lines.

* v6.0, 2024-07-27, Merge [#4127](https://github.com/ossrs/srs/pull/4127): Transcode: Support video codec such as h264_qsv and libx265. v6.0.145 (#4127)
* v6.0, 2024-07-27, Merge [#4101](https://github.com/ossrs/srs/pull/4101): GB28181: Support external SIP server. v6.0.144 (#4101)
* v6.0, 2024-07-24, Merge [#4115](https://github.com/ossrs/srs/pull/4115): HLS: Add missing newline to end of session manifest. v6.0.143 (#4115)
* v6.0, 2024-07-24, Merge [#4029](https://github.com/ossrs/srs/pull/4029): Player: Fix empty img tag occupy 20px size in safari. v6.0.142 (#4029)
* v6.0, 2024-07-24, Merge [#4063](https://github.com/ossrs/srs/pull/4063): let http-remux ts stream support guess_has_av feature;. v6.0.141 (#4063)
* v6.0, 2024-07-24, Merge [#4116](https://github.com/ossrs/srs/pull/4116): Dockerfile: Consistently use proper ENV syntax using "=". v6.0.140 (#4116)
* v6.0, 2024-07-24, Merge [#4126](https://github.com/ossrs/srs/pull/4126): Edge: Improve stability for state and fd closing. v6.0.139 (#4126)
* v6.0, 2024-07-13, Merge [#4111](https://github.com/ossrs/srs/pull/4111): DASH: Fix time unit error for disposing. v6.0.138 (#4111)
* v6.0, 2024-07-09, Merge [#4028](https://github.com/ossrs/srs/pull/4028): HTTPS: Support config key/cert for HTTPS API. v6.0.137 (#4028)
* v6.0, 2024-07-09, Merge [#4109](https://github.com/ossrs/srs/pull/4109): UniquePtr: Support SrsUniquePtr to replace SrsAutoFree. v6.0.136 (#4109)
* v6.0, 2024-07-08, Merge [#4042](https://github.com/ossrs/srs/pull/4042): Refine config directive token parsing. v6.0.135 (#4042)
* v6.0, 2024-07-04, Merge [#4106](https://github.com/ossrs/srs/pull/4106): SmartPtr: Fix SRT source memory leaking. v6.0.134 (#4106)
* v6.0, 2024-06-29, Merge [#4077](https://github.com/ossrs/srs/pull/4077): Fix misspelling error in app config. v6.0.133 (#4077)
* v6.0, 2024-06-29, Merge [#4102](https://github.com/ossrs/srs/pull/4102): SmartPtr: Support detect memory leak by valgrind. v6.0.132 (#4102)
* v6.0, 2024-06-21, Merge [#4100](https://github.com/ossrs/srs/pull/4100): Fix security scan problems. v6.0.131 (#4100)
* v6.0, 2024-06-21, Merge [#4097](https://github.com/ossrs/srs/pull/4097): SmartPtr: Support load test for source by srs-bench. v6.0.130 (#4097)
* v6.0, 2024-06-15, Merge [#4089](https://github.com/ossrs/srs/pull/4089): SmartPtr: Support shared ptr for live source. v6.0.129 (#4089)
* v6.0, 2024-06-14, Merge [#4085](https://github.com/ossrs/srs/pull/4085): SmartPtr: Support shared ptr for RTC source. v6.0.128 (#4085)
* v6.0, 2024-06-13, Merge [#4083](https://github.com/ossrs/srs/pull/4083): SmartPtr: Use shared ptr in RTC TCP connection. v6.0.127 (#4083)
* v6.0, 2024-06-12, Merge [#4080](https://github.com/ossrs/srs/pull/4080): SmartPtr: Use shared ptr to manage GB objects. v6.0.126 (#4080)
* v6.0, 2024-06-03, Merge [#4057](https://github.com/ossrs/srs/pull/4057): RTC: Support dropping h.264 SEI from NALUs. v6.0.125 (#4057)
* v6.0, 2024-04-26, Merge [#4044](https://github.com/ossrs/srs/pull/4044): fix: correct SRS_ERRNO_MAP_HTTP duplicate error code. v6.0.124 (#4044)
* v6.0, 2024-04-23, Merge [#4038](https://github.com/ossrs/srs/pull/4038): RTMP: Do not response publish start message if hooks fail. v6.0.123 (#4038)
* v6.0, 2024-04-22, Merge [#4033](https://github.com/ossrs/srs/pull/4033): issue #3967: support x509 certification chiain in single pem file. v6.0.122 (#4033)
* v6.0, 2024-03-26, Filter JSONP callback function name. v6.0.121
* v6.0, 2024-03-26, Merge [#3995](https://github.com/ossrs/srs/pull/3995): Build: Refine workflow for cygwin and remove scorecard. v6.0.120 (#3995)
* v6.0, 2024-03-26, Merge [#4005](https://github.com/ossrs/srs/pull/4005)

_[Truncated at 4000 characters — full notes: https://github.com/ossrs/srs/releases/tag/v6.0-a0]_