mirror of
https://github.com/mpv-player/mpv
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0768e4202e
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2051 b3059339-0415-0410-9bf9-f77b7e298cf2
71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/*
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* mpeg2.h
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* Copyright (C) 1999-2001 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
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*
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* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
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*
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* mpeg2dec 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 2 of the License, or
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* (at your option) any later version.
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*
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* mpeg2dec 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Structure for the mpeg2dec decoder */
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typedef struct mpeg2dec_s {
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// vo_instance_t * output;
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/* this is where we keep the state of the decoder */
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struct picture_s * picture;
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uint32_t shift;
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int is_display_initialized;
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int is_sequence_needed;
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int drop_flag;
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int drop_frame;
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int in_slice;
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/* the maximum chunk size is determined by vbv_buffer_size */
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/* which is 224K for MP@ML streams. */
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/* (we make no pretenses of decoding anything more than that) */
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/* allocated in init - gcc has problems allocating such big structures */
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uint8_t * chunk_buffer;
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/* pointer to current position in chunk_buffer */
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uint8_t * chunk_ptr;
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/* last start code ? */
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uint8_t code;
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/* ONLY for 0.2.0 release - will not stay there later */
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int frame_rate_code;
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} mpeg2dec_t ;
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void mpeg2_init (void);
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//void mpeg2_allocate_image_buffers (picture_t * picture);
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int mpeg2_decode_data (vo_functions_t *, uint8_t * data_start, uint8_t * data_end,int framedrop);
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//void mpeg2_close (vo_functions_t *);
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//void mpeg2_drop (int flag);
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//void mpeg2_free_image_buffers (picture_t * picture)
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/* initialize mpegdec with a opaque user pointer */
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//void mpeg2_init (mpeg2dec_t * mpeg2dec, uint32_t mm_accel
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// ,vo_instance_t * output
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// );
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/* destroy everything which was allocated, shutdown the output */
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//void mpeg2_close (mpeg2dec_t * mpeg2dec);
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//int mpeg2_decode_data (mpeg2dec_t * mpeg2dec,
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// uint8_t * data_start, uint8_t * data_end);
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//void mpeg2_drop (mpeg2dec_t * mpeg2dec, int flag);
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