mirror of https://github.com/mpv-player/mpv
74 lines
2.7 KiB
C
74 lines
2.7 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPLAYER_DEMUX_PACKET_H
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#define MPLAYER_DEMUX_PACKET_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <inttypes.h>
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// Holds one packet/frame/whatever
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typedef struct demux_packet {
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double pts;
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double dts;
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double duration;
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int64_t pos; // position in source file byte stream
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unsigned char *buffer;
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size_t len;
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int stream; // source stream index (typically sh_stream.index)
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bool keyframe;
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// backward playback
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bool back_restart; // restart point (reverse and return previous frames)
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bool back_preroll; // initial discarded frame for smooth decoder reinit
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// segmentation (ordered chapters, EDL)
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bool segmented;
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struct mp_codec_params *codec; // set to non-NULL iff segmented is set
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double start, end; // set to non-NOPTS iff segmented is set
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// private
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struct demux_packet *next;
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struct AVPacket *avpacket; // keep the buffer allocation and sidedata
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uint64_t cum_pos; // demux.c internal: cumulative size until _start_ of pkt
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double kf_seek_pts; // demux.c internal: seek pts for keyframe range
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struct mp_packet_tags *metadata; // timed metadata (demux.c internal)
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} demux_packet_t;
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struct AVBufferRef;
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struct demux_packet *new_demux_packet(size_t len);
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struct demux_packet *new_demux_packet_from_avpacket(struct AVPacket *avpkt);
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struct demux_packet *new_demux_packet_from(void *data, size_t len);
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struct demux_packet *new_demux_packet_from_buf(struct AVBufferRef *buf);
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void demux_packet_shorten(struct demux_packet *dp, size_t len);
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void free_demux_packet(struct demux_packet *dp);
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struct demux_packet *demux_copy_packet(struct demux_packet *dp);
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size_t demux_packet_estimate_total_size(struct demux_packet *dp);
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void demux_packet_copy_attribs(struct demux_packet *dst, struct demux_packet *src);
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int demux_packet_set_padding(struct demux_packet *dp, int start, int end);
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int demux_packet_add_blockadditional(struct demux_packet *dp, uint64_t id,
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void *data, size_t size);
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#endif /* MPLAYER_DEMUX_PACKET_H */
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