1/*
2 * Copyright (c) 2021-2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef HISTREAMER_PLUGIN_INTF_MUXER_PLUGIN_H
17#define HISTREAMER_PLUGIN_INTF_MUXER_PLUGIN_H
18
19#include "plugin/common/plugin_caps.h"
20#include "plugin/interface/plugin_base.h"
21#include "plugin/interface/plugin_definition.h"
22
23namespace OHOS {
24namespace Media {
25namespace Plugin {
26struct DataSink {
27    virtual ~DataSink() = default;
28    virtual Status WriteAt(int64_t offset, const std::shared_ptr<Buffer>& buffer) = 0;
29};
30
31struct MuxerPlugin : public PluginBase {
32    explicit MuxerPlugin(std::string&& name) : PluginBase(std::move(name)) {}
33    virtual Status SetTrackParameter(uint32_t trackId, Plugin::Tag tag, const Plugin::ValueType& value) = 0;
34    virtual Status GetTrackParameter(uint32_t trackId, Plugin::Tag tag, Plugin::ValueType& value) = 0;
35    virtual Status AddTrack(uint32_t& trackId) = 0;
36    virtual Status SetDataSink(const std::shared_ptr<DataSink>& dataSink) = 0;
37    virtual Status WriteHeader() = 0;
38    virtual Status WriteFrame(const std::shared_ptr<Buffer>& buffer) = 0;
39    virtual Status WriteTrailer() = 0;
40};
41
42/// Muxer plugin api major number.
43#define MUXER_API_VERSION_MAJOR (1)
44
45/// Muxer plugin api minor number
46#define MUXER_API_VERSION_MINOR (0)
47
48/// Muxer plugin version
49#define MUXER_API_VERSION MAKE_VERSION(MUXER_API_VERSION_MAJOR, MUXER_API_VERSION_MINOR)
50
51
52struct MuxerPluginDef : public PluginDefBase {
53    CapabilitySet inCaps;                ///< Plug-in input capability, For details, @see Capability.
54    CapabilitySet outCaps;                    ///< Plug-in output capability, For details, @see Capability.
55    PluginCreatorFunc<MuxerPlugin> creator {nullptr}; ///< Muxer plugin create function.
56    MuxerPluginDef()
57    {
58        apiVersion = MUXER_API_VERSION; ///< Muxer plugin version.
59        pluginType = PluginType::MUXER; ///< Plugin type, MUST be MUXER.
60    }
61};
62} // Plugin
63} // Media
64} // OHOS
65#endif // HISTREAMER_PLUGIN_INTF_MUXER_PLUGIN_H
66