| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GARNET_BIN_MEDIAPLAYER_CORE_DEMUX_SOURCE_SEGMENT_H_ |
| #define GARNET_BIN_MEDIAPLAYER_CORE_DEMUX_SOURCE_SEGMENT_H_ |
| |
| #include <memory> |
| #include "garnet/bin/mediaplayer/core/source_segment.h" |
| #include "garnet/bin/mediaplayer/demux/demux.h" |
| #include "garnet/bin/mediaplayer/util/incident.h" |
| |
| namespace media_player { |
| |
| // A source segment employing a demux. |
| class DemuxSourceSegment : public SourceSegment { |
| public: |
| static std::unique_ptr<DemuxSourceSegment> Create( |
| std::shared_ptr<Demux> demux); |
| |
| DemuxSourceSegment(std::shared_ptr<Demux> demux); |
| |
| ~DemuxSourceSegment() override; |
| |
| protected: |
| // SourceSegment overrides. |
| void DidProvision() override; |
| |
| void WillDeprovision() override; |
| |
| int64_t duration_ns() const override { return duration_ns_; }; |
| |
| bool can_pause() const override { return true; } |
| |
| bool can_seek() const override { return can_seek_; } |
| |
| const Metadata* metadata() const override { return metadata_.get(); } |
| |
| void Flush(bool hold_frame, fit::closure callback) override; |
| |
| void Seek(int64_t position, fit::closure callback) override; |
| |
| NodeRef source_node() const override { return demux_node_; } |
| |
| private: |
| // Builds the graph. |
| void BuildGraph(); |
| |
| std::shared_ptr<Demux> demux_; |
| NodeRef demux_node_; |
| int64_t duration_ns_ = 0; |
| bool can_seek_ = false; |
| std::unique_ptr<Metadata> metadata_; |
| Incident demux_initialized_; |
| }; |
| |
| } // namespace media_player |
| |
| #endif // GARNET_BIN_MEDIAPLAYER_CORE_DEMUX_SOURCE_SEGMENT_H_ |