74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
// Very simple implementation of MpdNotifier. Holds an instance of MpdBuilder
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// and calls methods on the object directly.
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#ifndef MPD_BASE_SIMPLE_MPD_NOTIFIER_H_
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#define MPD_BASE_SIMPLE_MPD_NOTIFIER_H_
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#include "mpd/base/mpd_notifier.h"
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#include "mpd/base/mpd_builder.h"
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namespace dash_packager {
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// This assumes that MpdBuilder is for VOD. This class also assumes that all the
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// container is for an AdaptationSet.
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class SimpleVodMpdNotifier : public MpdNotifier {
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public:
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// TODO(rkuroiwa): Take File pointer for MPD output.
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// MpdBuilder must be initialized before passing a pointer to this object.
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// The ownership of |mpd_builder| does not transfer to this object and it must
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// be non-NULL.
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explicit SimpleVodMpdNotifier(MpdBuilder* mpd_builder);
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virtual ~SimpleVodMpdNotifier();
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// MpdNotifier implementation.
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// This should be called only once.
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virtual bool Init() OVERRIDE;
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// Notifies MpdBuilder to add a container. The container must have audio
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// (logical exclusive) or video, IOW it cannot have both audio and video nor
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// can both audio and video be empty.
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// On success this writes out MPD and returns true, otherwise returns false.
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virtual bool NotifyNewContainer(const MediaInfo& media_info,
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uint32* id) OVERRIDE;
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// As documented in MpdNotifier. This is Live only feature. This will return
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// false.
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virtual bool NotifyNewSegment(uint32 id,
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uint64 start_time,
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uint64 duration) OVERRIDE;
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// Adds content protection information to the container added via
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// NotifyNewContainer(). This will fail if |id| is not a value populated by
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// calling NotifyNewContainer().
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// On success this writes out MPD and returns true, otherwise returns false.
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virtual bool AddContentProtectionElement(
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uint32 id,
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const ContentProtectionElement& content_protection_element) OVERRIDE;
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private:
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enum ContainerType {
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kVideo,
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kAudio
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};
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// Adds new Representation to mpd_builder_ on success.
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// Sets {audio,video}_adaptation_set_ depending on |type|, if it is NULL.
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bool AddNewRepresentation(ContainerType type,
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const MediaInfo& media_info,
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uint32* id);
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// None of these are owned by this object.
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MpdBuilder* const mpd_builder_;
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AdaptationSet* audio_adaptation_set_;
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AdaptationSet* video_adaptation_set_;
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Representation* representation_;
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std::map<uint32, Representation*> id_to_representation_;
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DISALLOW_COPY_AND_ASSIGN(SimpleVodMpdNotifier);
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};
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} // namespace dash_packager
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#endif // MPD_BASE_SIMPLE_MPD_NOTIFIER_H_
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