|
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123 |
- /*
- * Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
- *
- * This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
- *
- * Use of this source code is governed by MIT 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_FRAME_H
- #define ZLMEDIAKIT_MK_FRAME_H
-
- #include "mk_common.h"
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- //是否为关键帧
- #define MK_FRAME_FLAG_IS_KEY (1 << 0)
- //是否为配置帧(sps/pps/vps等)
- #define MK_FRAME_FLAG_IS_CONFIG (1 << 1)
- //是否可丢弃的帧(sei/aud)
- #define MK_FRAME_FLAG_DROP_ABLE (1 << 2)
- //是否不可单独解码的帧(多slice的非vcl帧)
- #define MK_FRAME_FLAG_NOT_DECODE_ABLE (1 << 3)
-
- //codec id常量定义
- API_EXPORT extern const int MKCodecH264;
- API_EXPORT extern const int MKCodecH265;
- API_EXPORT extern const int MKCodecAAC;
- API_EXPORT extern const int MKCodecG711A;
- API_EXPORT extern const int MKCodecG711U;
- API_EXPORT extern const int MKCodecOpus;
- API_EXPORT extern const int MKCodecL16;
- API_EXPORT extern const int MKCodecVP8;
- API_EXPORT extern const int MKCodecVP9;
- API_EXPORT extern const int MKCodecAV1;
- API_EXPORT extern const int MKCodecJPEG;
-
- typedef void *mk_frame;
-
- // 用户自定义free回调函数
- typedef void(API_CALL *on_mk_frame_data_release)(void *user_data, char *ptr);
-
- /**
- * 创建frame对象,并返回其引用
- * @param codec_id 编解码类型,请参考MKCodecXXX定义
- * @param dts 解码时间戳,单位毫秒
- * @param pts 显示时间戳,单位毫秒
- * @param data 单帧数据
- * @param size 单帧数据长度
- * @param cb data指针free释放回调, 如果为空,内部会拷贝数据
- * @param user_data data指针free释放回调用户指针
- * @return frame对象引用
- */
- API_EXPORT mk_frame API_CALL mk_frame_create(int codec_id, uint64_t dts, uint64_t pts, const char *data, size_t size,
- on_mk_frame_data_release cb, void *user_data);
-
- /**
- * 减引用frame对象
- * @param frame 帧对象引用
- */
- API_EXPORT void API_CALL mk_frame_unref(mk_frame frame);
-
- /**
- * 引用frame对象
- * @param frame 被引用的frame对象
- * @return 新的对象引用
- */
- API_EXPORT mk_frame API_CALL mk_frame_ref(mk_frame frame);
-
- /**
- * 获取frame 编码codec类型,请参考MKCodecXXX定义
- */
- API_EXPORT int API_CALL mk_frame_codec_id(mk_frame frame);
-
- /**
- * 获取帧编码codec名称
- */
- API_EXPORT const char* API_CALL mk_frame_codec_name(mk_frame frame);
-
- /**
- * 帧是否为视频
- */
- API_EXPORT int API_CALL mk_frame_is_video(mk_frame frame);
-
- /**
- * 获取帧数据指针
- */
- API_EXPORT const char* API_CALL mk_frame_get_data(mk_frame frame);
-
- /**
- * 获取帧数据指针长度
- */
- API_EXPORT size_t API_CALL mk_frame_get_data_size(mk_frame frame);
-
- /**
- * 返回帧数据前缀长度,譬如H264/H265前缀一般是0x00 00 00 01,那么本函数返回4
- */
- API_EXPORT size_t API_CALL mk_frame_get_data_prefix_size(mk_frame frame);
-
- /**
- * 获取解码时间戳,单位毫秒
- */
- API_EXPORT uint64_t API_CALL mk_frame_get_dts(mk_frame frame);
-
- /**
- * 获取显示时间戳,单位毫秒
- */
- API_EXPORT uint64_t API_CALL mk_frame_get_pts(mk_frame frame);
-
- /**
- * 获取帧flag,请参考 MK_FRAME_FLAG
- */
- API_EXPORT uint32_t API_CALL mk_frame_get_flags(mk_frame frame);
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif //ZLMEDIAKIT_MK_FRAME_H
|