mpd_notifier.h

// Copyright 2014 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
//
// MpdNotifier is responsible for notifying the MpdBuilder class to generate an
// MPD file.

#ifndef MPD_BASE_MPD_NOTIFIER_H_
#define MPD_BASE_MPD_NOTIFIER_H_

#include <stdint.h>
#include <string>
#include <vector>

#include "packager/base/macros.h"
#include "packager/mpd/base/mpd_options.h"

namespace shaka {

class MediaInfo;
struct ContentProtectionElement;

class MpdNotifier {
 public:
  explicit MpdNotifier(const MpdOptions& mpd_options)
      : mpd_options_(mpd_options) {}
  virtual ~MpdNotifier() {}

  virtual bool Init() = 0;

  virtual bool NotifyNewContainer(const MediaInfo& media_info,
                                  uint32_t* container_id) = 0;

  virtual bool NotifySampleDuration(uint32_t container_id,
                                    uint32_t sample_duration) = 0;

  virtual bool NotifyNewSegment(uint32_t container_id,
                                uint64_t start_time,
                                uint64_t duration,
                                uint64_t size) = 0;

  virtual bool NotifyEncryptionUpdate(uint32_t container_id,
                                      const std::string& drm_uuid,
                                      const std::vector<uint8_t>& new_key_id,
                                      const std::vector<uint8_t>& new_pssh) = 0;

  virtual bool AddContentProtectionElement(
      uint32_t container_id,
      const ContentProtectionElement& content_protection_element) = 0;

  virtual bool Flush() = 0;

  DashProfile dash_profile() const { return mpd_options_.dash_profile; }

  MpdType mpd_type() const { return mpd_options_.mpd_type; }

 private:
  const MpdOptions mpd_options_;

  DISALLOW_COPY_AND_ASSIGN(MpdNotifier);
};

}  // namespace shaka

#endif  // MPD_BASE_MPD_NOTIFIER_H_