Shaka Packager SDK
manifest_flags.cc
1 // Copyright 2018 Google LLC. All rights reserved.
2 //
3 // Use of this source code is governed by a BSD-style
4 // license that can be found in the LICENSE file or at
5 // https://developers.google.com/open-source/licenses/bsd
6 
7 #include <packager/app/manifest_flags.h>
8 
9 ABSL_FLAG(double,
10  time_shift_buffer_depth,
11  1800.0,
12  "Guaranteed duration of the time shifting buffer for HLS LIVE "
13  "playlists and DASH dynamic media presentations, in seconds.");
14 ABSL_FLAG(
15  uint64_t,
16  preserved_segments_outside_live_window,
17  50,
18  "Segments outside the live window (defined by '--time_shift_buffer_depth') "
19  "are automatically removed except for the most recent X segments defined "
20  "by this parameter. This is needed to accommodate latencies in various "
21  "stages of content serving pipeline, so that the segments stay accessible "
22  "as they may still be accessed by the player."
23  "The segments are not removed if the value is zero.");
24 ABSL_FLAG(std::string,
25  default_language,
26  "",
27  "For DASH, any audio/text tracks tagged with this language will "
28  "have <Role ... value=\"main\" /> in the manifest; For HLS, the "
29  "first audio/text rendition in a group tagged with this language "
30  "will have 'DEFAULT' attribute set to 'YES'. This allows the "
31  "player to choose the correct default language for the content."
32  "This applies to both audio and text tracks. The default "
33  "language for text tracks can be overriden by "
34  "'--default_text_language'.");
35 ABSL_FLAG(std::string,
36  default_text_language,
37  "",
38  "Same as above, but this applies to text tracks only, and "
39  "overrides the default language for text tracks.");
40 ABSL_FLAG(bool,
41  force_cl_index,
42  true,
43  "True forces the muxer to order streams in the order given "
44  "on the command-line. False uses the previous unordered behavior.");