Fix TTML codec string in HLS.
Issue #903 Change-Id: I1f73d16ad79c2593996d7d50f9556984302fe21e
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@ -85,6 +85,13 @@ std::set<std::string> GetGroupCodecString(
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if (wvtt != codecs.end()) {
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codecs.erase(wvtt);
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}
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// TTML is specified using 'stpp.ttml.im1t'; see section 5.10 of
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// https://developer.apple.com/documentation/http_live_streaming/hls_authoring_specification_for_apple_devices
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auto ttml = codecs.find("ttml");
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if (ttml != codecs.end()) {
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codecs.erase(ttml);
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codecs.insert("stpp.ttml.im1t");
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}
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return codecs;
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}
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@ -225,8 +232,9 @@ void BuildStreamInfTag(const MediaPlaylist& playlist,
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// Right now the frame-rate returned may not be accurate in some scenarios.
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// TODO(kqyang): Fix frame-rate computation.
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const bool is_iframe_playlist = playlist.stream_type() ==
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MediaPlaylist::MediaPlaylistStreamType::kVideoIFramesOnly;
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const bool is_iframe_playlist =
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playlist.stream_type() ==
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MediaPlaylist::MediaPlaylistStreamType::kVideoIFramesOnly;
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if (!is_iframe_playlist) {
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const double frame_rate = playlist.GetFrameRate();
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if (frame_rate > 0)
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@ -486,7 +494,7 @@ bool MasterPlaylist::WriteMasterPlaylist(
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const std::list<MediaPlaylist*>& playlists) {
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std::string content = "#EXTM3U\n";
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AppendVersionString(&content);
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if (is_independent_segments_) {
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content.append("\n#EXT-X-INDEPENDENT-SEGMENTS\n");
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}
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