mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-01 17:11:31 +08:00
208 lines
7.2 KiB
C++
Executable File
208 lines
7.2 KiB
C++
Executable File
/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#include "mk_media.h"
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#include "Util/logger.h"
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#include "Common/Device.h"
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using namespace std;
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using namespace toolkit;
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using namespace mediakit;
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class MediaHelper : public MediaSourceEvent , public std::enable_shared_from_this<MediaHelper> {
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public:
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typedef std::shared_ptr<MediaHelper> Ptr;
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template<typename ...ArgsType>
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MediaHelper(ArgsType &&...args){
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_channel = std::make_shared<DevChannel>(std::forward<ArgsType>(args)...);
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}
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~MediaHelper(){}
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void attachEvent(){
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_channel->setMediaListener(shared_from_this());
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}
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DevChannel::Ptr &getChannel(){
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return _channel;
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}
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void setOnClose(on_mk_media_close cb, void *user_data){
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_on_close = cb;
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_on_close_data = user_data;
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}
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void setOnSeek(on_mk_media_seek cb, void *user_data){
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_on_seek = cb;
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_on_seek_data = user_data;
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}
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void setOnRegist(on_mk_media_source_regist cb, void *user_data){
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_on_regist = cb;
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_on_regist_data = user_data;
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}
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protected:
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// 通知其停止推流
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bool close(MediaSource &sender,bool force) override{
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if(!force && _channel->totalReaderCount()){
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//非强制关闭且正有人在观看该视频
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return false;
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}
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if(!_on_close){
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//未设置回调，没法关闭
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WarnL << "请使用mk_media_set_on_close函数设置回调函数!";
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return false;
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}
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//请在回调中调用mk_media_release函数释放资源,否则MediaSource::close()操作不会生效
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_on_close(_on_close_data);
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WarnL << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
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return true;
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}
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bool seekTo(MediaSource &sender,uint32_t ui32Stamp) override{
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if(!_on_seek){
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return false;
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}
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return _on_seek(_on_seek_data,ui32Stamp);
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}
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// 观看总人数
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int totalReaderCount(MediaSource &sender) override{
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return _channel->totalReaderCount();
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}
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void onRegist(MediaSource &sender, bool regist) override{
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if (_on_regist) {
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_on_regist(_on_regist_data, &sender, regist);
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}
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}
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private:
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DevChannel::Ptr _channel;
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on_mk_media_close _on_close = nullptr;
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on_mk_media_seek _on_seek = nullptr;
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on_mk_media_source_regist _on_regist = nullptr;
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void *_on_seek_data;
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void *_on_close_data;
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void *_on_regist_data;
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};
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API_EXPORT void API_CALL mk_media_set_on_close(mk_media ctx, on_mk_media_close cb, void *user_data){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->setOnClose(cb, user_data);
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}
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API_EXPORT void API_CALL mk_media_set_on_seek(mk_media ctx, on_mk_media_seek cb, void *user_data){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->setOnSeek(cb, user_data);
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}
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API_EXPORT void API_CALL mk_media_set_on_regist(mk_media ctx, on_mk_media_source_regist cb, void *user_data){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->setOnRegist(cb, user_data);
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}
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API_EXPORT int API_CALL mk_media_total_reader_count(mk_media ctx){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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return (*obj)->getChannel()->totalReaderCount();
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}
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API_EXPORT mk_media API_CALL mk_media_create(const char *vhost, const char *app, const char *stream,
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float duration, int hls_enabled, int mp4_enabled) {
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assert(vhost && app && stream);
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MediaHelper::Ptr *obj(new MediaHelper::Ptr(new MediaHelper(vhost, app, stream, duration, hls_enabled, mp4_enabled)));
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(*obj)->attachEvent();
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return (mk_media) obj;
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}
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API_EXPORT void API_CALL mk_media_release(mk_media ctx) {
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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delete obj;
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}
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API_EXPORT void API_CALL mk_media_init_video(mk_media ctx, int codec_id, int width, int height, float fps){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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VideoInfo info;
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info.codecId = (CodecId)codec_id;
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info.iFrameRate = fps;
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info.iWidth = width;
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info.iHeight = height;
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(*obj)->getChannel()->initVideo(info);
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}
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API_EXPORT void API_CALL mk_media_init_audio(mk_media ctx, int codec_id, int sample_rate, int channels, int sample_bit){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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AudioInfo info;
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info.codecId = (CodecId)codec_id;
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info.iSampleRate = sample_rate;
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info.iChannel = channels;
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info.iSampleBit = sample_bit;
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(*obj)->getChannel()->initAudio(info);
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}
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API_EXPORT void API_CALL mk_media_init_complete(mk_media ctx){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->getChannel()->addTrackCompleted();
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}
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API_EXPORT void API_CALL mk_media_input_h264(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) {
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assert(ctx && data && len > 0);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->getChannel()->inputH264((char *) data, len, dts, pts);
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}
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API_EXPORT void API_CALL mk_media_input_h265(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) {
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assert(ctx && data && len > 0);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->getChannel()->inputH265((char *) data, len, dts, pts);
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}
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API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, uint32_t dts, void *adts) {
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assert(ctx && data && len > 0 && adts);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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(*obj)->getChannel()->inputAAC((char *) data, len, dts, (char *) adts);
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}
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API_EXPORT void API_CALL mk_media_input_pcm(mk_media ctx, void *data , int len, uint32_t pts){
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assert(ctx && data && len > 0);
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MediaHelper::Ptr* obj = (MediaHelper::Ptr*) ctx;
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(*obj)->getChannel()->inputPCM((char*)data, len, pts);
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}
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API_EXPORT void API_CALL mk_media_input_audio(mk_media ctx, void* data, int len, uint32_t dts){
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assert(ctx && data && len > 0);
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MediaHelper::Ptr* obj = (MediaHelper::Ptr*) ctx;
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(*obj)->getChannel()->inputAudio((char*)data, len, dts);
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}
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API_EXPORT void API_CALL mk_media_start_send_rtp(mk_media ctx, const char *dst_url, uint16_t dst_port, const char *ssrc, int is_udp, on_mk_media_send_rtp_result cb, void *user_data){
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assert(ctx && dst_url && ssrc);
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MediaHelper::Ptr* obj = (MediaHelper::Ptr*) ctx;
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//sender参数无用
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(*obj)->getChannel()->startSendRtp(*MediaSource::NullMediaSource, dst_url, dst_port, ssrc, is_udp, 0, [cb, user_data](uint16_t local_port, const SockException &ex){
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if (cb) {
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cb(user_data, local_port, ex.getErrCode(), ex.what());
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}
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});
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}
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API_EXPORT int API_CALL mk_media_stop_send_rtp(mk_media ctx, const char *ssrc){
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assert(ctx);
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MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
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//sender参数无用
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return (*obj)->getChannel()->stopSendRtp(*MediaSource::NullMediaSource, ssrc ? ssrc : "");
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} |