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52 lines
1.9 KiB
52 lines
1.9 KiB
/*
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* Copyright (c) Hisilicon Technologies Co., Ltd. 2019-2019. All rights reserved.
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* Description: Define stream-related structures
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* Author: Hisilicon
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* Create: 2019-11-21
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*/
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#ifndef __UAPI_STREAM_H__
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#define __UAPI_STREAM_H__
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#include "td_type.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* ************************** Structure Definition *************************** */
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/* * \addtogroup Stream */
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/* * @{ */ /* * <!-- [Stream] */
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/* *Define the stream buffer */
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/* *CNcomment: 定义码流缓冲结构体 */
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typedef struct {
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td_u8 *data; /* *<User space virtual address of buffer */ /* *<CNcomment: 数据buffer用户态虚拟地址 */
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td_u32 size; /* *<Data size */ /* *<CNcomment: 数据长度 */
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td_mem_handle buf_handle; /* *<Data buffer handle */ /* *<CNcomment: 数据buffer句柄 */
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} uapi_stream_buf;
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/* *Defines the private Es buffer address */
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typedef struct {
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td_u64 kernel_vir_addr; /* *<Es Buffer Kernel Virtual Address */ /* *<CNcomment: Buffer内核态虚拟地址 */
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td_mem_handle buf_handle; /* *<Es Buffer handle */ /* *<CNcomment: Buffer句柄 */
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} uapi_buf_addr;
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/* *Defines the structure of the ES buffer */
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/* *CNcomment: 定义ES码流缓冲结构体 */
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typedef struct {
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td_u8 *buf; /* *<User space virtual address of the buffer */ /* *<CNcomment: buffer的用户态虚地址 */
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td_u32 buf_len; /* *<Buffer length */ /* *<CNcomment: buffer的长度 */
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td_s64 pts; /* *<Time stamp (PTS) value (us). The invalid value is 0xFFFFFFFFFFFFFFFF */
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/* *<CNcomment: PTS值, 单位为us, 无效为0xFFFFFFFFFFFFFFFF */
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uapi_buf_addr private_es_buf_addr; /* *<Private Es Buffer Address */ /* *<CNcomment: Es buffer私有地址信息 */
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} uapi_es_buf;
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/* * @} */ /* * <!-- ==== Structure Definition End ==== */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __UAPI_STREAM_H__ */
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