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ZLMediaKit
Commit 1e53500e by xiongziliang
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mk_media接口支持无人观看事件

parent 109fab2c
正在显示 包含 117 行增加 和 18 行删除
api/include/mk_media.h
...@@ -129,6 +129,31 @@ API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, u ...@@ -129,6 +129,31 @@ API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, u
*/ */
API_EXPORT void API_CALL mk_media_input_aac1(mk_media ctx, void *data, int len, uint32_t dts, void *adts); API_EXPORT void API_CALL mk_media_input_aac1(mk_media ctx, void *data, int len, uint32_t dts, void *adts);
/**
* 在调用对应的MediaSource.close()时会触发该回调
* 你可以在该事件中做清理工作（比如说关闭摄像头，同时调用mk_media_release函数销毁该对象）
* @param user_data 用户数据指针，通过mk_media_set_on_close函数设置
* @return 返回0告知事件触发者关闭媒体失败，非0代表成功
*/
typedef int(API_CALL *on_mk_media_close)(void *user_data);
/**
* 监听MediaSource.close()事件
* 在选择关闭一个MediaSource时，将会最终触发到该回调
* 你可以通过该事件选择删除对象，当然你在该事件中也可以什么都不做
* @param ctx 对象指针
* @param cb 回调指针
* @param user_data 用户数据指针
*/
API_EXPORT void API_CALL mk_media_set_on_close(mk_media ctx, on_mk_media_close cb, void *user_data);
/**
* 获取总的观看人数
* @param ctx 对象指针
* @return 观看人数
*/
API_EXPORT int API_CALL mk_media_total_reader_count(mk_media ctx);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif
......
api/source/mk_media.cpp
...@@ -32,77 +32,151 @@ using namespace std; ...@@ -32,77 +32,151 @@ using namespace std;
using namespace toolkit; using namespace toolkit;
using namespace mediakit; using namespace mediakit;
class MediaHelper : public MediaSourceEvent , public std::enable_shared_from_this<MediaHelper> {
public:
typedef std::shared_ptr<MediaHelper> Ptr;
template<typename ...ArgsType>
MediaHelper(ArgsType &&...args){
_channel = std::make_shared<DevChannel>(std::forward<ArgsType>(args)...);
}
~MediaHelper(){}
void attachEvent(){
_channel->setListener(shared_from_this());
}
DevChannel::Ptr &getChannel(){
return _channel;
}
void setCallBack(on_mk_media_close cb, void *user_data){
_cb = cb;
_user_data = user_data;
}
protected:
// 通知其停止推流
bool close(MediaSource &sender,bool force) override{
if(!force && _channel->totalReaderCount()){
//非强制关闭且正有人在观看该视频
return false;
}
if(!_cb){
//未设置回调，没法关闭
return false;
}
if(!_cb(_user_data)){
//回调选择返回不关闭该视频
return false;
}
//回调中已经关闭该视频
string err = StrPrinter << "close media:" << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
return true;
}
// 通知无人观看
void onNoneReader(MediaSource &sender) override{
if(_channel->totalReaderCount()){
//统计有误，还有人在看
return;
}
MediaSourceEvent::onNoneReader(sender);
}
// 观看总人数
int totalReaderCount(MediaSource &sender) override{
return _channel->totalReaderCount();
}
private:
DevChannel::Ptr _channel;
on_mk_media_close _cb;
void *_user_data;
};
API_EXPORT void API_CALL mk_media_set_on_close(mk_media ctx, on_mk_media_close cb, void *user_data){
assert(ctx);
MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->setCallBack(cb,user_data);
}
API_EXPORT int API_CALL mk_media_total_reader_count(mk_media ctx){
assert(ctx);
MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
return (*obj)->getChannel()->totalReaderCount();
}
API_EXPORT mk_media API_CALL mk_media_create(const char *vhost, const char *app, const char *stream, float duration, int hls_enabled, int mp4_enabled) { API_EXPORT mk_media API_CALL mk_media_create(const char *vhost, const char *app, const char *stream, float duration, int hls_enabled, int mp4_enabled) {
assert(vhost && app && stream); assert(vhost && app && stream);
DevChannel::Ptr *obj(new DevChannel::Ptr(new DevChannel(vhost, app, stream, duration, true, true, hls_enabled, mp4_enabled))); MediaHelper::Ptr *obj(new MediaHelper::Ptr(new MediaHelper(vhost, app, stream, duration, true, true, hls_enabled, mp4_enabled)));
(*obj)->attachEvent();
return (mk_media) obj; return (mk_media) obj;
} }
API_EXPORT void API_CALL mk_media_release(mk_media ctx) { API_EXPORT void API_CALL mk_media_release(mk_media ctx) {
assert(ctx); assert(ctx);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
delete obj; delete obj;
} }
API_EXPORT void API_CALL mk_media_init_h264(mk_media ctx, int width, int height, int frameRate) { API_EXPORT void API_CALL mk_media_init_h264(mk_media ctx, int width, int height, int frameRate) {
assert(ctx); assert(ctx);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
VideoInfo info; VideoInfo info;
info.iFrameRate = frameRate; info.iFrameRate = frameRate;
info.iWidth = width; info.iWidth = width;
info.iHeight = height; info.iHeight = height;
(*obj)->initVideo(info); (*obj)->getChannel()->initVideo(info);
} }
API_EXPORT void API_CALL mk_media_init_h265(mk_media ctx, int width, int height, int frameRate) { API_EXPORT void API_CALL mk_media_init_h265(mk_media ctx, int width, int height, int frameRate) {
assert(ctx); assert(ctx);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
VideoInfo info; VideoInfo info;
info.iFrameRate = frameRate; info.iFrameRate = frameRate;
info.iWidth = width; info.iWidth = width;
info.iHeight = height; info.iHeight = height;
(*obj)->initH265Video(info); (*obj)->getChannel()->initH265Video(info);
} }
API_EXPORT void API_CALL mk_media_init_aac(mk_media ctx, int channel, int sample_bit, int sample_rate, int profile) { API_EXPORT void API_CALL mk_media_init_aac(mk_media ctx, int channel, int sample_bit, int sample_rate, int profile) {
assert(ctx); assert(ctx);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
AudioInfo info; AudioInfo info;
info.iSampleRate = sample_rate; info.iSampleRate = sample_rate;
info.iChannel = channel; info.iChannel = channel;
info.iSampleBit = sample_bit; info.iSampleBit = sample_bit;
info.iProfile = profile; info.iProfile = profile;
(*obj)->initAudio(info); (*obj)->getChannel()->initAudio(info);
} }
API_EXPORT void API_CALL mk_media_init_complete(mk_media ctx){ API_EXPORT void API_CALL mk_media_init_complete(mk_media ctx){
assert(ctx); assert(ctx);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->addTrackCompleted(); (*obj)->getChannel()->addTrackCompleted();
} }
API_EXPORT void API_CALL mk_media_input_h264(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) { API_EXPORT void API_CALL mk_media_input_h264(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) {
assert(ctx && data && len > 0); assert(ctx && data && len > 0);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->inputH264((char *) data, len, dts, pts); (*obj)->getChannel()->inputH264((char *) data, len, dts, pts);
} }
API_EXPORT void API_CALL mk_media_input_h265(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) { API_EXPORT void API_CALL mk_media_input_h265(mk_media ctx, void *data, int len, uint32_t dts, uint32_t pts) {
assert(ctx && data && len > 0); assert(ctx && data && len > 0);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->inputH265((char *) data, len, dts, pts); (*obj)->getChannel()->inputH265((char *) data, len, dts, pts);
} }
API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, uint32_t dts, int with_adts_header) { API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, uint32_t dts, int with_adts_header) {
assert(ctx && data && len > 0); assert(ctx && data && len > 0);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->inputAAC((char *) data, len, dts, with_adts_header); (*obj)->getChannel()->inputAAC((char *) data, len, dts, with_adts_header);
} }
API_EXPORT void API_CALL mk_media_input_aac1(mk_media ctx, void *data, int len, uint32_t dts, void *adts) { API_EXPORT void API_CALL mk_media_input_aac1(mk_media ctx, void *data, int len, uint32_t dts, void *adts) {
assert(ctx && data && len > 0 && adts); assert(ctx && data && len > 0 && adts);
DevChannel::Ptr *obj = (DevChannel::Ptr *) ctx; MediaHelper::Ptr *obj = (MediaHelper::Ptr *) ctx;
(*obj)->inputAAC((char *) data, len, dts, (char *) adts); (*obj)->getChannel()->inputAAC((char *) data, len, dts, (char *) adts);
} }
......
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