115 lines
3 KiB
C
115 lines
3 KiB
C
/*
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* Stream plumbing, connects individual streaming components to each other
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* Copyright (C) 2008 Andreas Öman
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef STREAMING_H_
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#define STREAMING_H_
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#include "packet.h"
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#include "htsmsg.h"
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typedef struct streaming_start_component {
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int ssc_index;
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int ssc_type;
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char ssc_lang[4];
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uint16_t ssc_composition_id;
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uint16_t ssc_ancillary_id;
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uint16_t ssc_pid;
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int16_t ssc_width;
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int16_t ssc_height;
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int16_t ssc_aspect_num;
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int16_t ssc_aspect_den;
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uint8_t ssc_sri;
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uint8_t ssc_channels;
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uint8_t ssc_disabled;
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pktbuf_t *ssc_gh;
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int ssc_frameduration;
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} streaming_start_component_t;
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typedef struct streaming_start {
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int ss_refcount;
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int ss_num_components;
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source_info_t ss_si;
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uint16_t ss_pcr_pid;
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streaming_start_component_t ss_components[0];
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} streaming_start_t;
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/**
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*
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*/
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void streaming_pad_init(streaming_pad_t *sp);
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void streaming_target_init(streaming_target_t *st,
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st_callback_t *cb, void *opaque,
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int reject_filter);
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void streaming_queue_init(streaming_queue_t *sq, int reject_filter);
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void streaming_queue_clear(struct streaming_message_queue *q);
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void streaming_queue_deinit(streaming_queue_t *sq);
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void streaming_target_connect(streaming_pad_t *sp, streaming_target_t *st);
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void streaming_target_disconnect(streaming_pad_t *sp, streaming_target_t *st);
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void streaming_pad_deliver(streaming_pad_t *sp, streaming_message_t *sm);
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void streaming_msg_free(streaming_message_t *sm);
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streaming_message_t *streaming_msg_clone(streaming_message_t *src);
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streaming_message_t *streaming_msg_create(streaming_message_type_t type);
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streaming_message_t *streaming_msg_create_data(streaming_message_type_t type,
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void *data);
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streaming_message_t *streaming_msg_create_code(streaming_message_type_t type,
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int code);
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streaming_message_t *streaming_msg_create_pkt(th_pkt_t *pkt);
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#define streaming_target_deliver(st, sm) ((st)->st_cb((st)->st_opaque, (sm)))
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void streaming_target_deliver2(streaming_target_t *st, streaming_message_t *sm);
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void streaming_start_unref(streaming_start_t *ss);
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streaming_start_t *streaming_start_copy(const streaming_start_t *src);
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int streaming_pad_probe_type(streaming_pad_t *sp,
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streaming_message_type_t smt);
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const char *streaming_code2txt(int code);
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streaming_start_component_t *streaming_start_component_find_by_index(streaming_start_t *ss, int idx);
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#endif /* STREAMING_H_ */
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