text_muxer.h

// Copyright 2020 Google LLC. 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
 
#ifndef PACKAGER_MEDIA_BASE_TEXT_MUXER_H_
#define PACKAGER_MEDIA_BASE_TEXT_MUXER_H_
 
#include <cstddef>
#include <cstdint>
#include <string>
 
#include <packager/media/base/media_handler.h>
#include <packager/media/base/muxer.h>
#include <packager/media/base/muxer_options.h>
#include <packager/media/base/text_sample.h>
#include <packager/media/base/text_stream_info.h>
#include <packager/status.h>
 
namespace shaka {
namespace media {
 
class TextMuxer : public Muxer {
 public:
  explicit TextMuxer(const MuxerOptions& options);
  ~TextMuxer() override;
 
 private:
  // Muxer implementation overrides.
  Status InitializeMuxer() override;
  Status Finalize() override;
  Status AddTextSample(size_t stream_id, const TextSample& sample) override;
  Status FinalizeSegment(size_t stream_id,
                         const SegmentInfo& segment_info) override;
 
  virtual Status InitializeStream(TextStreamInfo* stream) = 0;
  virtual Status AddTextSampleInternal(const TextSample& sample) = 0;
  virtual Status WriteToFile(const std::string& filename, uint64_t* size) = 0;
 
  int64_t total_duration_ms_ = 0;
  int64_t last_cue_ms_ = 0;
};
 
}  // namespace media
}  // namespace shaka
 
#endif  // PACKAGER_MEDIA_BASE_TEXT_MUXER_H_