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[71.105.132.214]) by smtp.gmail.com with ESMTPSA id i16-20020a0cf390000000b0063646f1147asm1534077qvk.135.2023.07.21.13.38.00 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 21 Jul 2023 13:38:00 -0700 (PDT) From: Devin Heitmueller X-Google-Original-From: Devin Heitmueller To: ffmpeg-devel@ffmpeg.org Date: Fri, 21 Jul 2023 16:37:54 -0400 Message-Id: <1689971878-26226-1-git-send-email-dheitmueller@ltnglobal.com> X-Mailer: git-send-email 1.8.3.1 Subject: [FFmpeg-devel] [PATCH v3 0/4] Add passthrough support for SCTE-35 X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Devin Heitmueller MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: jF4N0/3BWeCw Properly set up the MPEG-TS mux and recalculate the pts_adjust field in SCTE_35 packets, such that a user can transparently pass through SCTE-35 streams when both the input and output are MPEG-TS. This patch series rebased against master and a patch to hack around periodic PCR retransmission has been dropped as the behavior is no longer reproducible in master. Devin Heitmueller (4): avcodec: Add new side data type to contain original PTS value mpegts: Stash original PTS for SCTE-35 sections for processing later mpegtsenc: Add support for output of SCTE-35 streams over TS bsf: Add new bitstream filter to set SCTE-35 pts_adjustment when reclocking doc/bitstream_filters.texi | 9 ++++ libavcodec/Makefile | 1 + libavcodec/bitstream_filters.c | 1 + libavcodec/defs.h | 12 +++++ libavcodec/packet.h | 11 +++++ libavcodec/scte35ptsadjust_bsf.c | 103 +++++++++++++++++++++++++++++++++++++++ libavformat/mpegts.c | 11 ++++- libavformat/mpegts.h | 1 + libavformat/mpegtsenc.c | 76 +++++++++++++++++++++++++++-- libavformat/mux.c | 6 ++- 10 files changed, 224 insertions(+), 7 deletions(-) create mode 100644 libavcodec/scte35ptsadjust_bsf.c