/usr/include/mp4v2/track_prop.h is in libmp4v2-dev 2.0.0~dfsg0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 | #ifndef MP4V2_TRACK_PROP_H
#define MP4V2_TRACK_PROP_H
/**************************************************************************//**
*
* @defgroup mp4_track_prop MP4v2 Track Property
* @{
*
*****************************************************************************/
/* specific track properties */
MP4V2_EXPORT
bool MP4HaveTrackAtom(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* atomname );
/** Get the track type.
*
* MP4GetTrackType gets the type of the track with the specified track id.
*
* Note: the library does not provide a MP4SetTrackType function, the
* track type needs to be specified when the track is created, e.g.
* MP4AddSystemsTrack(MP4_OCI_TRACK_TYPE).
*
* Known track types are:
* @li #MP4_OD_TRACK_TYPE
* @li #MP4_SCENE_TRACK_TYPE
* @li #MP4_AUDIO_TRACK_TYPE
* @li #MP4_VIDEO_TRACK_TYPE
* @li #MP4_HINT_TRACK_TYPE
* @li #MP4_CNTL_TRACK_TYPE
* @li #MP4_TEXT_TRACK_TYPE
* @li #MP4_CLOCK_TRACK_TYPE
* @li #MP4_MPEG7_TRACK_TYPE
* @li #MP4_OCI_TRACK_TYPE
* @li #MP4_IPMP_TRACK_TYPE
* @li #MP4_MPEGJ_TRACK_TYPE
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
*
* @return On success, a string indicating track type. On failure, NULL.
*/
MP4V2_EXPORT
const char* MP4GetTrackType(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
const char* MP4GetTrackMediaDataName(
MP4FileHandle hFile,
MP4TrackId trackId );
/*
* MP4GetTrackMediaDataOriginalFormat is to be used to get the original
* MediaDataName if a track has been encrypted.
*/
MP4V2_EXPORT
bool MP4GetTrackMediaDataOriginalFormat(
MP4FileHandle hFile,
MP4TrackId trackId,
char* originalFormat,
uint32_t buflen );
MP4V2_EXPORT
MP4Duration MP4GetTrackDuration(
MP4FileHandle hFile,
MP4TrackId trackId );
/** Get the time scale of a track.
*
* MP4GetTrackTimeScale returns the time scale of the specified track in
* the mp4 file. The time scale determines the number of clock ticks per
* second for this track.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
*
* @return timescale (ticks per second) of the track in the mp4 file.
*/
MP4V2_EXPORT
uint32_t MP4GetTrackTimeScale(
MP4FileHandle hFile,
MP4TrackId trackId );
/** Set the time scale of a track.
*
* MP4SetTrackTimeScale sets the time scale of the specified track in the
* mp4 file. The time scale determines the number of clock ticks per
* second for this track.
*
* Typically this value is set once when the track is created. However
* this call can be used to modify the value if that is desired. Since
* track sample durations are expressed in units of the track time scale,
* any change to the time scale value will effect the real time duration
* of the samples.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
* @param timeScale desired time scale for the track.
*
* @return <b>true</b> on success, <b>false</b> on failure.
*/
MP4V2_EXPORT
bool MP4SetTrackTimeScale(
MP4FileHandle hFile,
MP4TrackId trackId,
uint32_t value );
/** Get ISO-639-2/T language code of a track.
* The language code is a 3-char alpha code consisting of lower-case letters.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
* @param code buffer to hold 3-char+null (4-bytes total).
*
* @return <b>true</b> on success, <b>false</b> on failure.
*/
MP4V2_EXPORT
bool MP4GetTrackLanguage(
MP4FileHandle hFile,
MP4TrackId trackId,
char* code );
/** Set ISO-639-2/T language code of a track.
* The language code is a 3-char alpha code consisting of lower-case letters.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
* @param code 3-char language code.
*
* @return <b>true</b> on success, <b>false</b> on failure.
*/
MP4V2_EXPORT
bool MP4SetTrackLanguage(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* code );
/** Get track name.
*
* MP4GetTrackName gets the name of the track via udta.name property.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
*
* @return <b>true</b> on success, <b>false</b> on failure.
*/
MP4V2_EXPORT
bool MP4GetTrackName(
MP4FileHandle hFile,
MP4TrackId trackId,
char** name );
/** Set track name.
*
* MP4SetTrackName sets the name of the track via udta.name property.
* The udta atom is created if needed.
*
* @param hFile handle of file for operation.
* @param trackId id of track for operation.
*
* @return <b>true</b> on success, <b>false</b> on failure.
*/
MP4V2_EXPORT
bool MP4SetTrackName(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* name );
MP4V2_EXPORT
uint8_t MP4GetTrackAudioMpeg4Type(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
uint8_t MP4GetTrackEsdsObjectTypeId(
MP4FileHandle hFile,
MP4TrackId trackId );
/* returns MP4_INVALID_DURATION if track samples do not have a fixed duration */
MP4V2_EXPORT
MP4Duration MP4GetTrackFixedSampleDuration(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
uint32_t MP4GetTrackBitRate(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
bool MP4GetTrackVideoMetadata(
MP4FileHandle hFile,
MP4TrackId trackId,
uint8_t** ppConfig,
uint32_t* pConfigSize );
MP4V2_EXPORT
bool MP4GetTrackESConfiguration(
MP4FileHandle hFile,
MP4TrackId trackId,
uint8_t** ppConfig,
uint32_t* pConfigSize );
MP4V2_EXPORT
bool MP4SetTrackESConfiguration(
MP4FileHandle hFile,
MP4TrackId trackId,
const uint8_t* pConfig,
uint32_t configSize );
/* h264 information routines */
MP4V2_EXPORT
bool MP4GetTrackH264ProfileLevel(
MP4FileHandle hFile,
MP4TrackId trackId,
uint8_t* pProfile,
uint8_t* pLevel );
MP4V2_EXPORT
bool MP4GetTrackH264SeqPictHeaders(
MP4FileHandle hFile,
MP4TrackId trackId,
uint8_t*** pSeqHeaders,
uint32_t** pSeqHeaderSize,
uint8_t*** pPictHeader,
uint32_t** pPictHeaderSize );
MP4V2_EXPORT
bool MP4GetTrackH264LengthSize(
MP4FileHandle hFile,
MP4TrackId trackId,
uint32_t* pLength );
MP4V2_EXPORT
MP4SampleId MP4GetTrackNumberOfSamples(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
uint16_t MP4GetTrackVideoWidth(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
uint16_t MP4GetTrackVideoHeight(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
double MP4GetTrackVideoFrameRate(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
int MP4GetTrackAudioChannels(
MP4FileHandle hFile,
MP4TrackId trackId );
MP4V2_EXPORT
bool MP4IsIsmaCrypMediaTrack(
MP4FileHandle hFile,
MP4TrackId trackId );
/* generic track properties */
MP4V2_EXPORT
bool MP4HaveTrackAtom(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* atomName );
MP4V2_EXPORT
bool MP4GetTrackIntegerProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
uint64_t* retvalue );
MP4V2_EXPORT
bool MP4GetTrackFloatProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
float* ret_value );
MP4V2_EXPORT
bool MP4GetTrackStringProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
const char** retvalue );
MP4V2_EXPORT
bool MP4GetTrackBytesProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
uint8_t** ppValue,
uint32_t* pValueSize );
MP4V2_EXPORT
bool MP4SetTrackIntegerProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
int64_t value );
MP4V2_EXPORT
bool MP4SetTrackFloatProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
float value );
MP4V2_EXPORT
bool MP4SetTrackStringProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
const char* value );
MP4V2_EXPORT
bool MP4SetTrackBytesProperty(
MP4FileHandle hFile,
MP4TrackId trackId,
const char* propName,
const uint8_t* pValue,
uint32_t valueSize);
/** @} ***********************************************************************/
#endif /* MP4V2_TRACK_PROP_H */
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