85 lines
3.6 KiB
C
85 lines
3.6 KiB
C
// Copyright (c) 2013 Google Inc. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Defines Muxer flags.
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#ifndef APP_MUXER_FLAGS_H_
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#define APP_MUXER_FLAGS_H_
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#include <gflags/gflags.h>
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DEFINE_bool(audio, false, "Add the first audio stream to muxer.");
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DEFINE_bool(video, false, "Add the first video stream to muxer.");
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DEFINE_double(clear_lead,
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10.0,
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"Clear lead in seconds if encryption is enabled.");
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DEFINE_bool(single_segment,
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true,
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"Generate a single segment for the media presentation. This option "
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"should be set for on demand profile.");
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DEFINE_double(segment_duration,
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10.0f,
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"Segment duration in seconds. If single_segment is specified, "
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"this parameter sets the duration of a subsegment; otherwise, "
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"this parameter sets the duration of a segment. Actual segment "
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"durations may not be exactly as requested.");
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DEFINE_bool(segment_sap_aligned,
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true,
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"Force segments to begin with stream access points.");
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DEFINE_double(fragment_duration,
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2.0f,
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"Fragment duration in seconds. Should not be larger than "
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"the segment duration. Actual fragment durations may not be "
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"exactly as requested.");
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DEFINE_bool(fragment_sap_aligned,
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true,
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"Force fragments to begin with stream access points. This flag "
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"implies segment_sap_aligned.");
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DEFINE_bool(normalize_presentation_timestamp,
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true,
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"Set to true to normalize the presentation timestamps to start"
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"from zero.");
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DEFINE_int32(num_subsegments_per_sidx,
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1,
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"For ISO BMFF only. Set the number of subsegments in each "
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"SIDX box. If 0, a single SIDX box is used per segment; if "
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"-1, no SIDX box is used; Otherwise, the muxer packs N "
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"subsegments in the root SIDX of the segment, with "
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"segment_duration/N/fragment_duration fragments per "
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"subsegment.");
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DEFINE_string(output,
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"",
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"Output file path. If segment_template is not specified, "
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"the muxer generates this single output file with all "
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"segments concatenated; Otherwise, it specifies the "
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"initialization segment name.");
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DEFINE_string(segment_template,
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"",
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"Output segment name pattern for generated segments. It "
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"can furthermore be configured using a subset of "
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"SegmentTemplate identifiers: $Number$, $Bandwidth$ and "
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"$Time$.");
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DEFINE_string(temp_file,
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"",
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"Specify a temporary file for on demand media file creation. If "
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"not specified, a new file will be created in an OS-dependent "
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"temporary directory.");
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// Flags for MuxerListener.
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DEFINE_bool(output_media_info,
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true,
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"Create a human readable format of MediaInfo. The output file name "
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"will be the name specified by output flag, suffixed with "
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"'.media_info'.");
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DEFINE_string(scheme_id_uri,
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"",
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"This flag only applies if output_media_info is true. This value "
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"will be set in MediaInfo if the stream is encrypted. "
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"Use scheme_id_uri when you generate an MPD. If the "
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"stream is encrypted, MPD requires a <ContentProtection> "
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"element which requires the schemeIdUri attribute.");
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#endif // APP_MUXER_FLAGS_H_
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