flv: Add `Clone` to `Tag` and `Header`.

Some types also get `Copy` by virtue of being plain data with no pointers.

flv/src/header.rs

@@ -3,14 +3,14 @@ use bitflags::bitflags;
 use std::io::{Seek, SeekFrom};
 
 bitflags! {
-    #[derive(PartialEq, Eq, Debug)]
+    #[derive(PartialEq, Eq, Debug, Clone, Copy)]
     pub struct TypeFlags: u8 {
         const HAS_AUDIO = 0b1000_0000;
         const HAS_VIDEO = 0b0010_0000;
     }
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Clone)]
 pub struct Header {
     pub version: u8,
     pub type_flags: TypeFlags,

flv/src/script.rs

@@ -11,7 +11,7 @@ fn parse_string<'a>(reader: &mut FlvReader<'a>, is_long_string: bool) -> Option<
 }
 
 #[repr(u8)]
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub enum Value<'a> {
     Number(f64) = 0,
     Boolean(bool) = 1,
@@ -103,7 +103,7 @@ impl<'a> Value<'a> {
 /// This corresponds to both the `SCRIPTDATAOBJECT` and `SCRIPTDATAVARIABLE`
 /// structures as defined in the FLV specification. These structures are
 /// otherwise identical.
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub struct Variable<'a> {
     pub name: &'a [u8],
     pub data: Value<'a>,
@@ -118,7 +118,7 @@ impl<'a> Variable<'a> {
     }
 }
 
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub struct ScriptData<'a>(pub Vec<Variable<'a>>);
 
 impl<'a> ScriptData<'a> {

flv/src/sound.rs

@@ -2,7 +2,7 @@ use crate::FlvReader;
 use std::io::Seek;
 
 #[repr(u8)]
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
 pub enum SoundFormat {
     LinearPCMPlatformEndian = 0,
     Adpcm = 1,
@@ -43,7 +43,7 @@ impl TryFrom<u8> for SoundFormat {
 }
 
 #[repr(u8)]
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
 pub enum SoundRate {
     R5_500 = 0,
     R11_000 = 1,
@@ -66,7 +66,7 @@ impl TryFrom<u8> for SoundRate {
 }
 
 #[repr(u8)]
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
 pub enum SoundSize {
     Bits8 = 0,
     Bits16 = 1,
@@ -85,7 +85,7 @@ impl TryFrom<u8> for SoundSize {
 }
 
 #[repr(u8)]
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
 pub enum SoundType {
     Mono = 0,
     Stereo = 1,
@@ -103,14 +103,14 @@ impl TryFrom<u8> for SoundType {
     }
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Clone)]
 pub enum AudioDataType<'a> {
     Raw(&'a [u8]),
     AacSequenceHeader(&'a [u8]),
     AacRaw(&'a [u8]),
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Clone)]
 pub struct AudioData<'a> {
     pub format: SoundFormat,
     pub rate: SoundRate,

flv/src/tag.rs

@@ -6,14 +6,14 @@ use crate::video::VideoData;
 use std::io::{Seek, SeekFrom};
 
 #[repr(u8)]
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub enum TagData<'a> {
     Audio(AudioData<'a>) = 8,
     Video(VideoData<'a>) = 9,
     Script(ScriptData<'a>) = 18,
 }
 
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub struct Tag<'a> {
     timestamp: i32,
     stream_id: u32, //24 bits max

flv/src/video.rs

@@ -55,7 +55,8 @@ impl TryFrom<u8> for CodecId {
     }
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
+#[repr(u8)]
 pub enum CommandFrame {
     StartOfClientSideSeek = 0,
     EndOfClientSideSeek = 1,
@@ -73,7 +74,7 @@ impl TryFrom<u8> for CommandFrame {
     }
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Clone)]
 pub enum VideoPacket<'a> {
     Data(&'a [u8]),
     AvcSequenceHeader(&'a [u8]),
@@ -85,7 +86,7 @@ pub enum VideoPacket<'a> {
     CommandFrame(CommandFrame),
 }
 
-#[derive(PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Clone)]
 pub struct VideoData<'a> {
     pub frame_type: FrameType,
     pub codec_id: CodecId,