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< li class = "navelem" > < a class = "el" href = "../../dir_39dc0668bd5a501998f94e8b4e546c71.html" > media< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_65f7acfa8cf3a5f1edc11faa2428b914.html" > formats< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_3e9291fd7a18fdecc763294cb2628910.html" > mp4< / a > < / li > < / ul >
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2014 Google Inc. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // Use of this source code is governed by a BSD-style< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // license that can be found in the LICENSE file or at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > // https://developers.google.com/open-source/licenses/bsd< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #ifndef MEDIA_FORMATS_MP4_KEY_ROTATION_FRAGMENTER_H_< / span > < / div >
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< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #define MEDIA_FORMATS_MP4_KEY_ROTATION_FRAGMENTER_H_< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "preprocessor" > < / span > < / div >
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< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "preprocessor" > #include " packager/media/base/key_source.h" < / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > #include " packager/media/event/muxer_listener.h" < / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " packager/media/formats/mp4/encrypting_fragmenter.h" < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "keyword" > namespace < / span > edash_packager {< / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "keyword" > namespace < / span > mp4 {< / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "keyword" > struct < / span > MovieFragment;< / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > < a class = "line" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html" > 22< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html" > KeyRotationFragmenter< / a > : < span class = "keyword" > public< / span > < a class = "code" href = "../../d8/d1e/classedash__packager_1_1media_1_1mp4_1_1EncryptingFragmenter.html" > EncryptingFragmenter< / a > {< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a6f44819eefcc2cd0f3ea925ada7dfdb0" > KeyRotationFragmenter< / a > (< a class = "code" href = "../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html" > MovieFragment< / a > * moof,< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < a class = "code" href = "../../d4/dd9/structedash__packager_1_1media_1_1mp4_1_1TrackFragment.html" > TrackFragment< / a > * traf,< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < a class = "code" href = "../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html" > KeySource< / a > * encryption_key_source,< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   KeySource::TrackType track_type,< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   int64_t crypto_period_duration,< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   int64_t clear_time,< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   uint8_t nalu_length_size,< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < a class = "code" href = "../../df/de7/classedash__packager_1_1media_1_1MuxerListener.html" > MuxerListener< / a > * muxer_listener);< / div >
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< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   ~< a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html" > KeyRotationFragmenter< / a > () < span class = "keyword" > override< / span > ;< / div >
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< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "keyword" > protected< / span > :< / div >
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< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < a class = "code" href = "../../d2/d90/classedash__packager_1_1media_1_1Status.html" > Status< / a > < a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a8c526a2a3f0555be9030f87ef1015bd8" > PrepareFragmentForEncryption< / a > (< span class = "keywordtype" > bool< / span > enable_encryption) < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a9a89e103f4bcb483d882e5dc62060cdc" > FinalizeFragmentForEncryption< / a > () < span class = "keyword" > override< / span > ;< / div >
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< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < a class = "code" href = "../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html" > MovieFragment< / a > * moof_;< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < a class = "code" href = "../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html" > KeySource< / a > * encryption_key_source_;< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   KeySource::TrackType track_type_;< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keyword" > const< / span > int64_t crypto_period_duration_;< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "keywordtype" > size_t< / span > prev_crypto_period_index_;< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "comment" > // For notifying new pssh boxes to the event handler.< / span > < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < a class = "code" href = "../../df/de7/classedash__packager_1_1media_1_1MuxerListener.html" > MuxerListener< / a > * < span class = "keyword" > const< / span > muxer_listener_;< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   DISALLOW_COPY_AND_ASSIGN(< a class = "code" href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html" > KeyRotationFragmenter< / a > );< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   };< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   } < span class = "comment" > // namespace mp4< / span > < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   } < span class = "comment" > // namespace edash_packager< / span > < / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "preprocessor" > #endif // MEDIA_FORMATS_MP4_KEY_ROTATION_FRAGMENTER_H_< / span > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter_html_a6f44819eefcc2cd0f3ea925ada7dfdb0" > < div class = "ttname" > < a href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a6f44819eefcc2cd0f3ea925ada7dfdb0" > edash_packager::media::mp4::KeyRotationFragmenter::KeyRotationFragmenter< / a > < / div > < div class = "ttdeci" > KeyRotationFragmenter(MovieFragment *moof, TrackFragment *traf, KeySource *encryption_key_source, KeySource::TrackType track_type, int64_t crypto_period_duration, int64_t clear_time, uint8_t nalu_length_size, MuxerListener *muxer_listener)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d15/key__rotation__fragmenter_8cc_source.html#l00020" > key_rotation_fragmenter.cc:20< / a > < / div > < / div >
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< div class = "ttc" id = "classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter_html_a9a89e103f4bcb483d882e5dc62060cdc" > < div class = "ttname" > < a href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a9a89e103f4bcb483d882e5dc62060cdc" > edash_packager::media::mp4::KeyRotationFragmenter::FinalizeFragmentForEncryption< / a > < / div > < div class = "ttdeci" > void FinalizeFragmentForEncryption() override< / div > < div class = "ttdoc" > Finalize current fragment for encryption. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d15/key__rotation__fragmenter_8cc_source.html#l00114" > key_rotation_fragmenter.cc:114< / a > < / div > < / div >
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< div class = "ttc" id = "classedash__packager_1_1media_1_1mp4_1_1EncryptingFragmenter_html" > < div class = "ttname" > < a href = "../../d8/d1e/classedash__packager_1_1media_1_1mp4_1_1EncryptingFragmenter.html" > edash_packager::media::mp4::EncryptingFragmenter< / a > < / div > < div class = "ttdoc" > EncryptingFragmenter generates MP4 fragments with sample encrypted. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/dcb/encrypting__fragmenter_8h_source.html#l00021" > encrypting_fragmenter.h:21< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1Status_html" > < div class = "ttname" > < a href = "../../d2/d90/classedash__packager_1_1media_1_1Status.html" > edash_packager::media::Status< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/d13/status_8h_source.html#l00076" > status.h:76< / a > < / div > < / div >
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< div class = "ttc" id = "classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter_html_a8c526a2a3f0555be9030f87ef1015bd8" > < div class = "ttname" > < a href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html#a8c526a2a3f0555be9030f87ef1015bd8" > edash_packager::media::mp4::KeyRotationFragmenter::PrepareFragmentForEncryption< / a > < / div > < div class = "ttdeci" > Status PrepareFragmentForEncryption(bool enable_encryption) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d15/key__rotation__fragmenter_8cc_source.html#l00044" > key_rotation_fragmenter.cc:44< / a > < / div > < / div >
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< div class = "ttc" id = "classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter_html" > < div class = "ttname" > < a href = "../../dc/d8a/classedash__packager_1_1media_1_1mp4_1_1KeyRotationFragmenter.html" > edash_packager::media::mp4::KeyRotationFragmenter< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../da/d22/key__rotation__fragmenter_8h_source.html#l00022" > key_rotation_fragmenter.h:22< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1MuxerListener_html" > < div class = "ttname" > < a href = "../../df/de7/classedash__packager_1_1media_1_1MuxerListener.html" > edash_packager::media::MuxerListener< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../de/dfa/muxer__listener_8h_source.html#l00029" > muxer_listener.h:29< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1KeySource_html" > < div class = "ttname" > < a href = "../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html" > edash_packager::media::KeySource< / a > < / div > < div class = "ttdoc" > KeySource is responsible for encryption key acquisition. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/d3f/key__source_8h_source.html#l00029" > key_source.h:29< / a > < / div > < / div >
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< div class = "ttc" id = "structedash__packager_1_1media_1_1mp4_1_1MovieFragment_html" > < div class = "ttname" > < a href = "../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html" > edash_packager::media::mp4::MovieFragment< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d5/d7b/box__definitions_8h_source.html#l00534" > box_definitions.h:534< / a > < / div > < / div >
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