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2023-10-31 09:16:44 CST W44D2

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aggresss
2023-10-31 09:16:44 +08:00
parent f00ecdba54
commit 9487bef7f9
65 changed files with 2629 additions and 3341 deletions
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27
avutil_timecode.go
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@@ -13,6 +13,7 @@ const (
AV_TIMECODE_STR_SIZE = C.AV_TIMECODE_STR_SIZE
)
// AVTimecodeFlag
type AVTimecodeFlag = C.enum_AVTimecodeFlag
const (
@@ -21,6 +22,7 @@ const (
AV_TIMECODE_FLAG_ALLOWNEGATIVE = AVTimecodeFlag(C.AV_TIMECODE_FLAG_ALLOWNEGATIVE)
)
// AVTimecode
type AVTimecode C.AVTimecode
// GetStart gets `AVTimecode.start` value.
@@ -93,12 +95,6 @@ func AvTimecodeGetSmpteFromFramenum(tc *AVTimecode, framenum int32) uint32 {
return (uint32)(C.av_timecode_get_smpte_from_framenum((*C.AVTimecode)(tc), (C.int)(framenum)))
}
// AvTimecodeGetSmpte converts sei info to SMPTE 12M binary representation.
func AvTimecodeGetSmpte(rate AVRational, drop, hh, mm, ss, ff int32) int32 {
return (int32)(C.av_timecode_get_smpte((C.struct_AVRational)(rate),
(C.int)(drop), (C.int)(hh), (C.int)(mm), (C.int)(ss), (C.int)(ff)))
}
// AvTimecodeMakeString loads timecode string in buf.
func AvTimecodeMakeString(tc *AVTimecode, framenum int32) (buf, bufPar string) {
b := make([]C.char, AV_TIMECODE_STR_SIZE+1)
@@ -106,14 +102,6 @@ func AvTimecodeMakeString(tc *AVTimecode, framenum int32) (buf, bufPar string) {
return C.GoString(&b[0]), C.GoString(ret)
}
// AvTimecodeMakeSmpteTcString2 gets the timecode string from the SMPTE timecode format.
func AvTimecodeMakeSmpteTcString2(rate AVRational, tcsmpte uint32, preventDf, skipField int32) (buf, bufPar string) {
b := make([]C.char, AV_TIMECODE_STR_SIZE+1)
ret := C.av_timecode_make_smpte_tc_string2((*C.char)(&b[0]),
(C.AVRational)(rate), (C.uint32_t)(tcsmpte), (C.int)(preventDf), (C.int)(skipField))
return C.GoString(&b[0]), C.GoString(ret)
}
// AvTimecodeMakeSmpteTcString gets the timecode string from the SMPTE timecode format.
func AvTimecodeMakeSmpteTcString(tcsmpte uint32, preventDf int32) (buf, bufPar string) {
b := make([]C.char, AV_TIMECODE_STR_SIZE+1)
@@ -134,15 +122,6 @@ func AvTimecodeInit(tc *AVTimecode, rate AVRational, flags, frameStart int32, lo
(C.int)(flags), (C.int)(frameStart), VoidPointer(logCtx)))
}
// AvTimecodeInitFromComponents initializes a timecode struct from the passed timecode components.
func AvTimecodeInitFromComponents(tc *AVTimecode, rate AVRational,
flags, hh, mm, ss, ff int32, logCtx CVoidPointer) int32 {
return (int32)(C.av_timecode_init_from_components((*C.AVTimecode)(tc),
(C.struct_AVRational)(rate), (C.int)(flags),
(C.int)(hh), (C.int)(mm), (C.int)(ss), (C.int)(ff),
VoidPointer(logCtx)))
}
// AvTimecodeInitFromString parses timecode representation (hh:mm:ss[:;.]ff).
func AvTimecodeInitFromString(tc *AVTimecode, rate AVRational, str string, logCtx CVoidPointer) int32 {
strPtr, strFunc := StringCasting(str)
@@ -151,7 +130,7 @@ func AvTimecodeInitFromString(tc *AVTimecode, rate AVRational, str string, logCt
(*C.char)(strPtr), VoidPointer(logCtx)))
}
// AvTimecodeCheckFrameRate checks if the timecode feature is available for the given frame rate
// AvTimecodeCheckFrameRate checks if the timecode feature is available for the given frame rate.
func AvTimecodeCheckFrameRate(rate AVRational) int32 {
return (int32)(C.av_timecode_check_frame_rate((C.struct_AVRational)(rate)))
}