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

avutil_uuid.go

@@ -0,0 +1,62 @@
+// Copyright (c) 2023 QRTC. All rights reserved.
+// Use of this source code is governed by a MIT
+// license that can be found in the LICENSE file.
+
+package ffmpeg
+
+/*
+#include <libavutil/uuid.h>
+*/
+import "C"
+
+const (
+	AV_UUID_LEN      = C.AV_UUID_LEN
+	AV_UUID_STR_SIZE = 37
+)
+
+type AVUUID = []uint8
+
+// AvMakeUUID makes a new AVUUID.
+func AvMakeUUID() AVUUID {
+	return make([]uint8, AV_UUID_LEN)
+}
+
+// AvUuidParse parses a string representation of a UUID formatted according to IETF RFC 4122
+// into an AVUUID.
+func AvUuidParse(in string, uu AVUUID) int32 {
+	inPtr, inFunc := StringCasting(in)
+	defer inFunc()
+	return (int32)(C.av_uuid_parse((*C.char)(inPtr), (*C.uint8_t)(&uu[0])))
+}
+
+// AvUuidUrnParse parses a URN representation of a UUID, as specified at IETF RFC 4122,
+// into an AVUUID.
+func AvUuidUrnParse(in string, uu AVUUID) int32 {
+	inPtr, inFunc := StringCasting(in)
+	defer inFunc()
+	return (int32)(C.av_uuid_urn_parse((*C.char)(inPtr), (*C.uint8_t)(&uu[0])))
+}
+
+// NONEED: av_uuid_parse_range
+
+// AvUuidUnparse serializes a AVUUID into a string representation according to IETF RFC 4122.
+func AvUuidUnparse(uu AVUUID) string {
+	buf := make([]C.char, AV_UUID_STR_SIZE)
+	C.av_uuid_unparse((*C.uint8_t)(&uu[0]), (*C.char)(&buf[0]))
+	return C.GoString(&buf[0])
+}
+
+// AvUuidEqual compares two UUIDs for equality.
+func AvUuidEqual(uu1, uu2 AVUUID) int32 {
+	return (int32)(C.av_uuid_equal((*C.uint8_t)(&uu1[0]), (*C.uint8_t)(&uu2[0])))
+}
+
+// AvUuidCopy copies the bytes of src into dest.
+func AvUuidCopy(dest, src AVUUID) {
+	C.av_uuid_copy((*C.uint8_t)(&dest[0]), (*C.uint8_t)(&src[0]))
+}
+
+// AvUuidNil sets a UUID to the nil UUID.
+func AvUuidNil(uu AVUUID) {
+	C.av_uuid_nil((*C.uint8_t)(&uu[0]))
+}