MythTV: graphics_processor.h Source File

00001 /*
00002  * This file is part of libbluray
00003  * Copyright (C) 2010  hpi1
00004  *
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Lesser General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2.1 of the License, or (at your option) any later version.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Lesser General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Lesser General Public
00016  * License along with this library. If not, see
00017  * <http://www.gnu.org/licenses/>.
00018  */
00019 
00020 #if !defined(_GRAPHICS_PROCESSOR_H_)
00021 #define _GRAPHICS_PROCESSOR_H_
00022 
00023 #include "ig.h"
00024 
00025 #include <util/attributes.h>
00026 
00027 #include <stdint.h>
00028 
00029 #ifdef __cplusplus
00030 extern "C" {
00031 #endif
00032 
00033 typedef struct graphics_processor_s GRAPHICS_PROCESSOR;
00034 struct pes_buffer_s;
00035 
00036 /*
00037  * PG_DISPLAY_SET
00038  */
00039 
00040 typedef struct {
00041     int64_t       valid_pts;
00042     uint8_t       complete;     /* set complete: last decoded segment was END_OF_DISPLAY */
00043     uint8_t       epoch_start;
00044 
00045     unsigned      num_palette;
00046     unsigned      num_object;
00047     unsigned      num_window;
00048 
00049     BD_PG_PALETTE *palette;
00050     BD_PG_OBJECT  *object;
00051     BD_PG_WINDOW  *window;
00052 
00053     /* only one of the following segments can be present */
00054     BD_IG_INTERACTIVE   *ics;
00055     BD_PG_COMPOSITION   *pcs;
00056 
00057 } PG_DISPLAY_SET;
00058 
00059 BD_PRIVATE void pg_display_set_free(PG_DISPLAY_SET **s);
00060 
00061 /*
00062  * graphics processor
00063  */
00064 
00065 BD_PRIVATE GRAPHICS_PROCESSOR *graphics_processor_init(void);
00066 BD_PRIVATE void                graphics_processor_free(GRAPHICS_PROCESSOR **p);
00067 
00082 BD_PRIVATE int
00083 graphics_processor_decode_pes(PG_DISPLAY_SET **s,
00084                               struct pes_buffer_s **buf,
00085                               int64_t stc);
00086 
00102 BD_PRIVATE int
00103 graphics_processor_decode_ts(GRAPHICS_PROCESSOR *p,
00104                              PG_DISPLAY_SET **s,
00105                              uint16_t pid, uint8_t *unit, unsigned num_units,
00106                              int64_t stc);
00107 
00108 #ifdef __cplusplus
00109 };
00110 #endif
00111 
00112 #endif // _GRAPHICS_PROCESSOR_H_