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Add boxtype macro

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Ian Jun 2020-07-24 07:15:57 +00:00
parent 7df8c33109
commit acc0566296
1 changed files with 47 additions and 86 deletions
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133
src/atoms.rs
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@ -6,97 +6,58 @@ use crate::{Error, read_box_header, BoxHeader, HEADER_SIZE};
pub type Result<T> = std::result::Result<T, Error>;
#[derive(Clone, Copy, PartialEq)]
pub enum BoxType {
FtypBox,
MvhdBox,
FreeBox,
MdatBox,
MoovBox,
MoofBox,
TkhdBox,
EdtsBox,
MdiaBox,
ElstBox,
MdhdBox,
HdlrBox,
MinfBox,
VmhdBox,
StblBox,
StsdBox,
SttsBox,
TrakBox,
UdtaBox,
DinfBox,
SmhdBox,
Avc1Box,
Mp4aBox,
UnknownBox(u32),
}
macro_rules! boxtype {
($( $name:ident => $value:expr ),*) => {
#[derive(Clone, Copy, PartialEq)]
pub enum BoxType {
$( $name, )*
UnknownBox(u32),
}
impl From<u32> for BoxType {
fn from(t: u32) -> BoxType {
use self::BoxType::*;
match t {
0x66747970 => FtypBox,
0x6d766864 => MvhdBox,
0x66726565 => FreeBox,
0x6d646174 => MdatBox,
0x6d6f6f76 => MoovBox,
0x6d6f6f66 => MoofBox ,
0x746b6864 => TkhdBox,
0x65647473 => EdtsBox,
0x6d646961 => MdiaBox,
0x656c7374 => ElstBox,
0x6d646864 => MdhdBox,
0x68646c72 => HdlrBox,
0x6d696e66 => MinfBox,
0x766d6864 => VmhdBox,
0x7374626c => StblBox,
0x73747364 => StsdBox,
0x73747473 => SttsBox,
0x7472616b => TrakBox,
0x75647461 => UdtaBox,
0x64696e66 => DinfBox,
0x736d6864 => SmhdBox,
0x61766331 => Avc1Box,
0x6d703461 => Mp4aBox,
_ => UnknownBox(t),
impl From<u32> for BoxType {
fn from(t: u32) -> BoxType {
match t {
$( $value => BoxType::$name, )*
_ => BoxType::UnknownBox(t),
}
}
}
impl Into<u32> for BoxType {
fn into(self) -> u32 {
match self {
$( BoxType::$name => $value, )*
BoxType::UnknownBox(t) => t,
}
}
}
}
}
impl Into<u32> for BoxType {
fn into(self) -> u32 {
use self::BoxType::*;
match self {
FtypBox => 0x66747970,
MvhdBox => 0x6d766864,
FreeBox => 0x66726565,
MdatBox => 0x6d646174,
MoovBox => 0x6d6f6f76,
MoofBox => 0x6d6f6f66,
TkhdBox => 0x746b6864,
EdtsBox => 0x65647473,
MdiaBox => 0x6d646961,
ElstBox => 0x656c7374,
MdhdBox => 0x6d646864,
HdlrBox => 0x68646c72,
MinfBox => 0x6d696e66,
VmhdBox => 0x766d6864,
StblBox => 0x7374626c,
StsdBox => 0x73747364,
SttsBox => 0x73747473,
TrakBox => 0x7472616b,
UdtaBox => 0x75647461,
DinfBox => 0x64696e66,
SmhdBox => 0x736d6864,
Avc1Box => 0x61766331,
Mp4aBox => 0x6d703461,
UnknownBox(t) => t,
}
}
boxtype!{
FtypBox => 0x66747970,
MvhdBox => 0x6d766864,
FreeBox => 0x66726565,
MdatBox => 0x6d646174,
MoovBox => 0x6d6f6f76,
MoofBox => 0x6d6f6f66,
TkhdBox => 0x746b6864,
EdtsBox => 0x65647473,
MdiaBox => 0x6d646961,
ElstBox => 0x656c7374,
MdhdBox => 0x6d646864,
HdlrBox => 0x68646c72,
MinfBox => 0x6d696e66,
VmhdBox => 0x766d6864,
StblBox => 0x7374626c,
StsdBox => 0x73747364,
SttsBox => 0x73747473,
TrakBox => 0x7472616b,
UdtaBox => 0x75647461,
DinfBox => 0x64696e66,
SmhdBox => 0x736d6864,
Avc1Box => 0x61766331,
Mp4aBox => 0x6d703461
}
impl fmt::Debug for BoxType {