vo_gl: fix image corruption with PBOs when playing 10 bit video
[mplayer.git] / m_struct.c
blob764f616a8913df51200a5da704ddcc550bc79768
1 /*
2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 /// \file
20 /// \ingroup OptionsStruct
22 #include "config.h"
24 #include <stdlib.h>
25 #include <string.h>
27 #include "m_option.h"
28 #include "m_struct.h"
29 #include "mp_msg.h"
31 const m_option_t*
32 m_struct_get_field(const m_struct_t* st,const char* f) {
33 int i;
35 for(i = 0 ; st->fields[i].name ; i++) {
36 if(strcasecmp(st->fields[i].name,f) == 0)
37 return &st->fields[i];
39 return NULL;
42 void*
43 m_struct_alloc(const m_struct_t* st) {
44 int i;
45 void* r;
47 if(!st->defaults) {
48 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s needs defaults\n",st->name);
49 return NULL;
51 // Check the struct fields
52 for(i = 0 ; st->fields[i].name ; i++) {
53 if(st->fields[i].type->flags & M_OPT_TYPE_INDIRECT) {
54 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s->%s: Option types with the indirect flag are forbidden.\n",st->name,st->fields[i].name);
55 return NULL;
59 r = calloc(1,st->size);
60 memcpy(r,st->defaults,st->size);
62 for(i = 0 ; st->fields[i].name ; i++) {
63 if(st->fields[i].type->flags & M_OPT_TYPE_DYNAMIC)
64 memset(M_ST_MB_P(r,st->fields[i].p),0,st->fields[i].type->size);
65 m_option_copy(&st->fields[i],M_ST_MB_P(r,st->fields[i].p),M_ST_MB_P(st->defaults,st->fields[i].p));
67 return r;
70 int m_struct_set(const m_struct_t *st, void *obj, const char *field,
71 struct bstr param)
73 const m_option_t* f = m_struct_get_field(st,field);
75 if(!f) {
76 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s doesn't have any %s field\n",
77 st->name,field);
78 return 0;
81 if(f->type->parse(f, bstr(field), param, false, M_ST_MB_P(obj,f->p)) < 0) {
82 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s, field %s parsing error: %.*s\n",
83 st->name, field, BSTR_P(param));
84 return 0;
87 return 1;
90 void
91 m_struct_reset(const m_struct_t* st, void* obj, const char* field) {
92 const m_option_t* f;
94 if(!field) { // Reset all options
95 int i;
96 for(i = 0 ; st->fields[i].name ; i++)
97 m_option_copy(&st->fields[i],M_ST_MB_P(obj,st->fields[i].p),M_ST_MB_P(st->defaults,st->fields[i].p));
98 return;
101 // Only one
102 f = m_struct_get_field(st,field);
103 if(!f) {
104 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s doesn't have any %s field\n",
105 st->name,field);
106 return;
108 m_option_copy(f,M_ST_MB_P(obj,f->p),M_ST_MB_P(st->defaults,f->p));
111 /// Free an allocated struct
112 void
113 m_struct_free(const m_struct_t* st, void* obj) {
114 int i;
116 for(i = 0 ; st->fields[i].name ; i++)
117 m_option_free(&st->fields[i],M_ST_MB_P(obj,st->fields[i].p));
118 free(obj);
121 void*
122 m_struct_copy(const m_struct_t* st, void* obj) {
123 void* r = malloc(st->size);
124 int i;
126 memcpy(r,obj,st->size);
127 for(i = 0 ; st->fields[i].name ; i++) {
128 if(st->fields[i].type->flags & M_OPT_TYPE_DYNAMIC)
129 memset(M_ST_MB_P(r,st->fields[i].p),0,st->fields[i].type->size);
130 m_option_copy(&st->fields[i],M_ST_MB_P(r,st->fields[i].p),M_ST_MB_P(obj,st->fields[i].p));
133 return r;