mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-10-06 12:13:49 +08:00
136 lines
3.1 KiB
C++
136 lines
3.1 KiB
C++
/*
|
||
* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
|
||
*
|
||
* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
|
||
*
|
||
* Use of this source code is governed by MIT-like license that can be found in the
|
||
* LICENSE file in the root of the source tree. All contributing project authors
|
||
* may be found in the AUTHORS file in the root of the source tree.
|
||
*/
|
||
|
||
#ifndef ZLMEDIAKIT_MK_TRACK_H
|
||
#define ZLMEDIAKIT_MK_TRACK_H
|
||
|
||
#include "mk_common.h"
|
||
#include "mk_frame.h"
|
||
|
||
#ifdef __cplusplus
|
||
extern "C" {
|
||
#endif
|
||
|
||
//音视频轨道
|
||
typedef struct mk_track_t *mk_track;
|
||
//输出frame回调
|
||
typedef void(API_CALL *on_mk_frame_out)(void *user_data, mk_frame frame);
|
||
|
||
//track创建参数
|
||
typedef union {
|
||
struct {
|
||
int width;
|
||
int height;
|
||
int fps;
|
||
} video;
|
||
|
||
struct {
|
||
int channels;
|
||
int sample_rate;
|
||
} audio;
|
||
} codec_args;
|
||
|
||
/**
|
||
* 创建track对象引用
|
||
* @param codec_id 请参考MKCodecXXX 常量定义
|
||
* @param args 视频或音频参数
|
||
* @return track对象引用
|
||
*/
|
||
API_EXPORT mk_track API_CALL mk_track_create(int codec_id, codec_args *args);
|
||
|
||
/**
|
||
* 减引用track对象
|
||
* @param track track对象
|
||
*/
|
||
API_EXPORT void API_CALL mk_track_unref(mk_track track);
|
||
|
||
/**
|
||
* 引用track对象
|
||
* @param track track对象
|
||
* @return 新的track引用对象
|
||
*/
|
||
API_EXPORT mk_track API_CALL mk_track_ref(mk_track track);
|
||
|
||
/**
|
||
* 获取track 编码codec类型，请参考MKCodecXXX定义
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_codec_id(mk_track track);
|
||
|
||
/**
|
||
* 获取编码codec名称
|
||
*/
|
||
API_EXPORT const char* API_CALL mk_track_codec_name(mk_track track);
|
||
|
||
/**
|
||
* 获取比特率信息
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_bit_rate(mk_track track);
|
||
|
||
/**
|
||
* 监听frame输出事件
|
||
* @param track track对象
|
||
* @param cb frame输出回调
|
||
* @param user_data frame输出回调用户指针参数
|
||
*/
|
||
API_EXPORT void *API_CALL mk_track_add_delegate(mk_track track, on_mk_frame_out cb, void *user_data);
|
||
API_EXPORT void *API_CALL mk_track_add_delegate2(mk_track track, on_mk_frame_out cb, void *user_data, on_user_data_free user_data_free);
|
||
|
||
/**
|
||
* 取消frame输出事件监听
|
||
* @param track track对象
|
||
* @param tag mk_track_add_delegate返回值
|
||
*/
|
||
API_EXPORT void API_CALL mk_track_del_delegate(mk_track track, void *tag);
|
||
|
||
/**
|
||
* 输入frame到track，通常你不需要调用此api
|
||
*/
|
||
API_EXPORT void API_CALL mk_track_input_frame(mk_track track, mk_frame frame);
|
||
|
||
/**
|
||
* track是否为视频
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_is_video(mk_track track);
|
||
|
||
/**
|
||
* 获取视频宽度
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_video_width(mk_track track);
|
||
|
||
/**
|
||
* 获取视频高度
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_video_height(mk_track track);
|
||
|
||
/**
|
||
* 获取视频帧率
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_video_fps(mk_track track);
|
||
|
||
/**
|
||
* 获取音频采样率
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_audio_sample_rate(mk_track track);
|
||
|
||
/**
|
||
* 获取音频通道数
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_audio_channel(mk_track track);
|
||
|
||
/**
|
||
* 获取音频位数，一般为16bit
|
||
*/
|
||
API_EXPORT int API_CALL mk_track_audio_sample_bit(mk_track track);
|
||
|
||
#ifdef __cplusplus
|
||
}
|
||
#endif
|
||
|
||
#endif //ZLMEDIAKIT_MK_TRACK_H
|