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Move amfEncodeString under rtmpWrite

This commit is contained in:
saxon 2018-07-18 12:02:02 +09:30
parent 9ac7f6d1f7
commit f7c9719d5b
1 changed files with 29 additions and 28 deletions
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57
rtmp/rtmp.go
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@ -172,32 +172,6 @@ func (s *session) Write(data []byte) (int, error) {
return len(data), nil
}
func afmEncodeString(output *byte, outend *byte, bv *C.AVal) *byte {
outputPtr := unsafe.Pointer(output)
outendPtr := unsafe.Pointer(outend)
if (bv.av_len < 65536 && uintptr(incBytePtr(outputPtr, 1+2+int(bv.av_len))) > uintptr(outendPtr)) || uintptr(incBytePtr(outputPtr, 1+4+int(bv.av_len))) > uintptr(outendPtr) {
return nil
}
if bv.av_len < 65536 {
*(*C.char)(outputPtr) = C.AMF_STRING
incBytePtr(outputPtr, 1)
// TODO Encode Int16
outputPtr = unsafe.Pointer(C.AMF_EncodeInt16((*C.char)(outputPtr), (*C.char)(outendPtr), (C.short)(bv.av_len)))
} else {
*(*C.char)(outputPtr) = C.AMF_LONG_STRING
incBytePtr(outputPtr, 1)
// TODO Encode Int16
outputPtr = unsafe.Pointer(C.AMF_EncodeInt32((*C.char)(outputPtr), (*C.char)(outendPtr), bv.av_len))
}
C.memcpy(unsafe.Pointer(outputPtr), unsafe.Pointer(bv.av_val), (C.ulong)(bv.av_len))
incBytePtr(outputPtr, int(bv.av_len))
return (*byte)(outputPtr)
}
// rtmpWrite writes data to the current rtmp connection encapsulated by r
func rtmpWrite(r *C.RTMP, data []byte) int {
buf := sliceToPtr(data)
@ -295,6 +269,33 @@ func rtmpWrite(r *C.RTMP, data []byte) int {
return size + s2
}
func afmEncodeString(output *byte, outend *byte, bv *C.AVal) *byte {
outputPtr := unsafe.Pointer(output)
outendPtr := unsafe.Pointer(outend)
if (bv.av_len < 65536 && uintptr(incBytePtr(outputPtr, 1+2+int(bv.av_len))) > uintptr(outendPtr)) || uintptr(incBytePtr(outputPtr, 1+4+int(bv.av_len))) > uintptr(outendPtr) {
return nil
}
if bv.av_len < 65536 {
*(*C.char)(outputPtr) = C.AMF_STRING
incBytePtr(outputPtr, 1)
// TODO Encode Int16
outputPtr = unsafe.Pointer(C.AMF_EncodeInt16((*C.char)(outputPtr), (*C.char)(outendPtr), (C.short)(bv.av_len)))
} else {
*(*C.char)(outputPtr) = C.AMF_LONG_STRING
incBytePtr(outputPtr, 1)
// TODO Encode Int16
outputPtr = unsafe.Pointer(C.AMF_EncodeInt32((*C.char)(outputPtr), (*C.char)(outendPtr), bv.av_len))
}
C.memcpy(unsafe.Pointer(outputPtr), unsafe.Pointer(bv.av_val), (C.ulong)(bv.av_len))
incBytePtr(outputPtr, int(bv.av_len))
return (*byte)(outputPtr)
}
// send packet version 1 - less C stuff
func sendPacket(r *C.RTMP, packet *C.RTMPPacket, queue int) int {
var prevPacket *C.RTMPPacket
@ -604,7 +605,7 @@ func writeN(r *C.RTMP, buffer unsafe.Pointer, n int) int {
return 0
}
/*
// TODO: port RTMP_METHOD
func avQueue(vals **C.RTMP_METHOD, num *int, av *C.AVal, txn int ) {
var rtmpMethodPtr *C.RTMP_METHOD
@ -622,7 +623,7 @@ func avQueue(vals **C.RTMP_METHOD, num *int, av *C.AVal, txn int ) {
(*(*C.RTMP_METHOD)(incPtr(unsafe.Pointer(*vals),*num,
int(unsafe.Sizeof(rtmpMethodPtr))))).name.av_val = (*C.char)(tmp)
}
*/
// indxBytePtr returns a byte at the indx inc give a ptr
func indxBytePtr(ptr unsafe.Pointer, inc int) *byte {