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26 #ifndef AVUTIL_INTERNAL_H
27 #define AVUTIL_INTERNAL_H
29 #if !defined(DEBUG) && !defined(NDEBUG)
47 #ifndef attribute_align_arg
48 #if ARCH_X86_32 && AV_GCC_VERSION_AT_LEAST(4,2)
49 # define attribute_align_arg __attribute__((force_align_arg_pointer))
51 # define attribute_align_arg
56 #define INT16_MIN (-0x7fff - 1)
60 #define INT16_MAX 0x7fff
64 #define INT32_MIN (-0x7fffffff - 1)
68 #define INT32_MAX 0x7fffffff
72 #define UINT32_MAX 0xffffffff
76 #define INT64_MIN (-0x7fffffffffffffffLL - 1)
80 #define INT64_MAX INT64_C(9223372036854775807)
84 #define UINT64_MAX UINT64_C(0xFFFFFFFFFFFFFFFF)
88 # define INT_BIT (CHAR_BIT * sizeof(int))
92 # define offsetof(T, F) ((unsigned int)((char *)&((T *)0)->F))
96 #define LABEL_MANGLE(a) EXTERN_PREFIX #a
99 #if ARCH_X86_64 && defined(PIC)
100 # define LOCAL_MANGLE(a) #a "(%%rip)"
102 # define LOCAL_MANGLE(a) #a
105 #define MANGLE(a) EXTERN_PREFIX LOCAL_MANGLE(a)
109 #define av_abort() do { av_log(NULL, AV_LOG_ERROR, "Abort at %s:%d\n", __FILE__, __LINE__); abort(); } while (0)
114 #define MASK_ABS(mask, level)\
119 : "+a" (level), "=&d" (mask)\
122 #define MASK_ABS(mask, level)\
124 level = (level ^ mask) - mask;
129 #define malloc please_use_av_malloc
131 #define free please_use_av_free
133 #define realloc please_use_av_realloc
135 #define time time_is_forbidden_due_to_security_issues
137 #define rand rand_is_forbidden_due_to_state_trashing_use_av_lfg_get
139 #define srand srand_is_forbidden_due_to_state_trashing_use_av_lfg_init
141 #define random random_is_forbidden_due_to_state_trashing_use_av_lfg_get
143 #define sprintf sprintf_is_forbidden_due_to_security_issues_use_snprintf
145 #define strcat strcat_is_forbidden_due_to_security_issues_use_av_strlcat
147 #define strncpy strncpy_is_forbidden_due_to_security_issues_use_av_strlcpy
149 #define exit exit_is_forbidden
151 #define printf please_use_av_log_instead_of_printf
153 #define fprintf please_use_av_log_instead_of_fprintf
155 #define puts please_use_av_log_instead_of_puts
157 #define perror please_use_av_log_instead_of_perror
159 #define strcasecmp please_use_av_strcasecmp
161 #define strncasecmp please_use_av_strncasecmp
163 #define FF_ALLOC_OR_GOTO(ctx, p, size, label)\
165 p = av_malloc(size);\
166 if (p == NULL && (size) != 0) {\
167 av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\
172 #define FF_ALLOCZ_OR_GOTO(ctx, p, size, label)\
174 p = av_mallocz(size);\
175 if (p == NULL && (size) != 0) {\
176 av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\
189 # define NULL_IF_CONFIG_SMALL(x) NULL
191 # define NULL_IF_CONFIG_SMALL(x) x
212 #if HAVE_SYMVER_ASM_LABEL
213 # define FF_SYMVER(type, name, args, ver) \
214 type ff_##name args __asm__ (EXTERN_PREFIX #name "@" ver); \
216 #elif HAVE_SYMVER_GNU_ASM
217 # define FF_SYMVER(type, name, args, ver) \
218 __asm__ (".symver ff_" #name "," EXTERN_PREFIX #name "@" ver); \
219 type ff_##name args; \
229 # define ONLY_IF_THREADS_ENABLED(x) x
231 # define ONLY_IF_THREADS_ENABLED(x) NULL
242 __asm__
volatile (
"emms" :::
"memory");