/*
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* Copyright 2015 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __MPP_PACKET_IMPL_H__
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#define __MPP_PACKET_IMPL_H__
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#include "mpp_packet.h"
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#define MPP_PACKET_FLAG_EOS (0x00000001)
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#define MPP_PACKET_FLAG_EXTRA_DATA (0x00000002)
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#define MPP_PACKET_FLAG_INTERNAL (0x00000004)
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#define MPP_PKT_SEG_CNT_DEFAULT 8
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typedef union MppPacketStatus_t {
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RK_U32 val;
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struct {
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RK_U32 eos : 1;
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RK_U32 extra_data : 1;
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RK_U32 internal : 1;
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/* packet is inputed on reset mark as discard */
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RK_U32 discard : 1;
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/* for slice input output */
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RK_U32 partition : 1;
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RK_U32 soi : 1;
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RK_U32 eoi : 1;
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};
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} MppPacketStatus;
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/*
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* mpp_packet_imp structure
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*
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* data : pointer
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* size : total buffer size
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* offset : valid data start offset
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* length : valid data length
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* pts : packet pts
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* dts : packet dts
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*/
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typedef struct MppPacketImpl_t {
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const char *name;
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void *data;
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void *pos;
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size_t size;
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size_t length;
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RK_S64 pts;
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RK_S64 dts;
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MppPacketStatus status;
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RK_U32 flag;
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MppBuffer buffer;
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MppMeta meta;
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MppTask task;
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RK_U32 segment_nb;
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RK_U32 segment_buf_cnt;
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MppPktSeg segments_def[MPP_PKT_SEG_CNT_DEFAULT];
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MppPktSeg *segments_ext;
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MppPktSeg *segments;
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} MppPacketImpl;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* mpp_packet_reset is only used internelly and should NOT be used outside
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*/
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MPP_RET mpp_packet_reset(MppPacketImpl *packet);
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MPP_RET mpp_packet_copy(MppPacket dst, MppPacket src);
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MPP_RET mpp_packet_append(MppPacket dst, MppPacket src);
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MPP_RET mpp_packet_set_status(MppPacket packet, MppPacketStatus status);
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MPP_RET mpp_packet_get_status(MppPacket packet, MppPacketStatus *status);
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void mpp_packet_set_task(MppPacket packet, MppTask task);
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MppTask mpp_packet_get_task(MppPacket packet);
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void mpp_packet_reset_segment(MppPacket packet);
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void mpp_packet_set_segment_nb(MppPacket packet);
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MPP_RET mpp_packet_add_segment_info(MppPacket packet, RK_S32 type, RK_S32 offset, RK_S32 len);
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/* pointer check function */
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MPP_RET check_is_mpp_packet(void *ptr);
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#ifdef __cplusplus
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}
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#endif
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#endif /*__MPP_PACKET_IMPL_H__*/
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