72 lines
1.7 KiB
Protocol Buffer
72 lines
1.7 KiB
Protocol Buffer
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// This file defines the protocol between Muxer and classes for generating MPD
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// files.
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syntax = "proto2";
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option optimize_for = LITE_RUNTIME;
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package dash_packager;
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message Range {
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optional uint64 begin = 1;
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optional uint64 end = 2;
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}
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message MediaInfo {
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message VideoInfo {
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optional string codec = 1;
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optional uint32 width = 2;
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optional uint32 height = 3;
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// Relative to |time_scale|. IOW |time_scale| / |frame_duration| is the
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// framerate.
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optional uint64 frame_duration = 4;
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optional bytes decoder_config = 5;
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}
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message AudioInfo {
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optional string codec = 1;
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optional uint32 sampling_frequency = 2;
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optional uint32 num_channels = 3;
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optional string language = 4;
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optional bytes decoder_config = 5;
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}
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message TextInfo {
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optional string format = 1;
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optional string language = 2;
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}
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message ContentProtection {
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optional bytes key_id = 1;
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optional bytes pssh = 2;
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}
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optional uint32 bandwidth = 1;
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optional uint32 time_scale = 2;
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repeated VideoInfo video_info = 3;
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repeated AudioInfo audio_info = 4;
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repeated TextInfo text_info = 5;
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repeated ContentProtection content_protections = 6;
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// VOD only.
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optional Range init_range = 7;
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optional Range index_range = 8;
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optional string media_file_name = 9;
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// This value is relative to |time_scale|.
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optional uint64 media_duration = 10;
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// END VOD only.
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// LIVE only.
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optional string init_segment_name = 11;
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optional string segment_template = 12;
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// This value is the user input “segment duration”.
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// This value is not necessarily the same as the value passed to
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// MpdNotifier::NotifyNewSegment().
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optional uint64 segment_duration = 13;
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// END LIVE only.
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}
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