shaka-packager/app/muxer_flags.cc

58 lines
2.4 KiB
C++

// Copyright 2014 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
//
// Defines Muxer flags.
#include "app/muxer_flags.h"
DEFINE_string(profile,
"",
"Specify the target DASH profile: on-demand or live. This will "
"set proper option values to ensure conformance to the desired "
"profile.");
DEFINE_double(clear_lead,
10.0f,
"Clear lead in seconds if encryption is enabled.");
DEFINE_bool(single_segment,
true,
"Generate a single segment for the media presentation. This option "
"should be set for on demand profile.");
DEFINE_double(segment_duration,
10.0f,
"Segment duration in seconds. If single_segment is specified, "
"this parameter sets the duration of a subsegment; otherwise, "
"this parameter sets the duration of a segment. Actual segment "
"durations may not be exactly as requested.");
DEFINE_bool(segment_sap_aligned,
true,
"Force segments to begin with stream access points.");
DEFINE_double(fragment_duration,
10.0f,
"Fragment duration in seconds. Should not be larger than "
"the segment duration. Actual fragment durations may not be "
"exactly as requested.");
DEFINE_bool(fragment_sap_aligned,
true,
"Force fragments to begin with stream access points. This flag "
"implies segment_sap_aligned.");
DEFINE_bool(normalize_presentation_timestamp,
true,
"Set to true to normalize the presentation timestamps to start"
"from zero.");
DEFINE_int32(num_subsegments_per_sidx,
1,
"For ISO BMFF only. Set the number of subsegments in each "
"SIDX box. If 0, a single SIDX box is used per segment; if "
"-1, no SIDX box is used; Otherwise, the muxer packs N "
"subsegments in the root SIDX of the segment, with "
"segment_duration/N/fragment_duration fragments per "
"subsegment.");
DEFINE_string(temp_dir,
"",
"Specify a directory in which to store temporary (intermediate) "
" files. Used only if single_segment=true.");