21 #ifndef AVUTIL_AVUTIL_H
22 #define AVUTIL_AVUTIL_H
120 #define AV_STRINGIFY(s) AV_TOSTRING(s)
121 #define AV_TOSTRING(s) #s
123 #define AV_GLUE(a, b) a ## b
124 #define AV_JOIN(a, b) AV_GLUE(a, b)
126 #define AV_PRAGMA(s) _Pragma(#s)
141 #define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c)
142 #define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c
143 #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
156 #define LIBAVUTIL_VERSION_MAJOR 51
157 #define LIBAVUTIL_VERSION_MINOR 22
158 #define LIBAVUTIL_VERSION_MICRO 3
160 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
161 LIBAVUTIL_VERSION_MINOR, \
162 LIBAVUTIL_VERSION_MICRO)
163 #define LIBAVUTIL_VERSION AV_VERSION(LIBAVUTIL_VERSION_MAJOR, \
164 LIBAVUTIL_VERSION_MINOR, \
165 LIBAVUTIL_VERSION_MICRO)
166 #define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT
168 #define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION)
182 #ifndef FF_API_GET_BITS_PER_SAMPLE_FMT
183 #define FF_API_GET_BITS_PER_SAMPLE_FMT (LIBAVUTIL_VERSION_MAJOR < 52)
185 #ifndef FF_API_FIND_OPT
186 #define FF_API_FIND_OPT (LIBAVUTIL_VERSION_MAJOR < 52)
188 #ifndef FF_API_AV_FIFO_PEEK
189 #define FF_API_AV_FIFO_PEEK (LIBAVUTIL_VERSION_MAJOR < 52)
191 #ifndef FF_API_OLD_AVOPTIONS
192 #define FF_API_OLD_AVOPTIONS (LIBAVUTIL_VERSION_MAJOR < 52)
248 #define FF_LAMBDA_SHIFT 7
249 #define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT)
250 #define FF_QP2LAMBDA 118
251 #define FF_LAMBDA_MAX (256*128-1)
253 #define FF_QUALITY_SCALE FF_LAMBDA_SCALE //FIXME maybe remove
271 #define AV_NOPTS_VALUE INT64_C(0x8000000000000000)
277 #define AV_TIME_BASE 1000000
283 #define AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE}
const char * avutil_configuration(void)
Return the libavutil build-time configuration.
Opaque data information usually continuous.
char av_get_picture_type_char(enum AVPictureType pict_type)
Return a single letter to describe the given picture type pict_type.
unsigned avutil_version(void)
Return the LIBAVUTIL_VERSION_INT constant.
Usually treated as AVMEDIA_TYPE_DATA.
Opaque data information usually sparse.
const char * avutil_license(void)
Return the libavutil license.
common internal and external API header