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[82.8.130.139]) by smtp.gmail.com with ESMTPSA id 31sm5064514wrr.59.2018.03.11.11.30.28 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 11 Mar 2018 11:30:28 -0700 (PDT) From: Mark Thompson To: ffmpeg-devel@ffmpeg.org Date: Sun, 11 Mar 2018 18:30:18 +0000 Message-Id: <20180311183021.25556-5-sw@jkqxz.net> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180311183021.25556-1-sw@jkqxz.net> References: <20180311183021.25556-1-sw@jkqxz.net> Subject: [FFmpeg-devel] [PATCH 5/8] h264_metadata: Update documentation X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Improve documentation for the delete_filler option, and add the display_orientation and a53_cc options. --- doc/bitstream_filters.texi | 50 +++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 49 insertions(+), 1 deletion(-) diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi index b7ea549322..c196a30095 100644 --- a/doc/bitstream_filters.texi +++ b/doc/bitstream_filters.texi @@ -155,7 +155,55 @@ For example, @samp{086f3693-b7b3-4f2c-9653-21492feee5b8+hello} will insert the string ``hello'' associated with the given UUID. @item delete_filler -Deletes both filler NAL units and filler SEI messages. +Delete all filler in the stream: both filler data NAL units and +filler payload SEI messages. + +Note that HRD parameters may be invalid after this transformation - +in particular, the CPB may overflow if cbr_flag is set and the removed +filler data was required to maintain the CPB level. + +@item display_orientation +Modify display orientation SEI messages. + +@table @samp +@item insert +Insert new display orientation messages, overwriting any currently in +the stream. The new value is taken from the packet side data, modified +by the @option{rotate} and @option{flip} options. + +@item remove +Remove all display orientation messages from the stream. + +@item extract +Extract display orientation messages so that they are available as +packet side data. +@end table + +@item rotate +Set the rotation angle in the display orientation data. This is an +anticlockwise rotation angle in degrees. +@item flip +Set the flip fields in the display orientation data. This can be any +combination of the flags: +@table @samp +@item horizontal +@item vertical +@end table + +@item a53_cc +Modify A/53 closed caption data in SEI messages. + +@table @samp +@item insert +Insert closed captions taken from packet side data into the stream. + +@item remove +Remove all closed caption data from the stream. + +@item extract +Extract closed captions from the stream so that they are available as +as packet side data. +@end table @end table