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64 lines
1.4 KiB
Rust
64 lines
1.4 KiB
Rust
use serde::Serialize;
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use std::io::{Read, Seek, Write};
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use crate::mp4box::*;
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#[derive(Debug, Clone, PartialEq, Eq, Default, Serialize)]
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pub struct FrmaBox {
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pub original_format: FourCC,
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}
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impl FrmaBox {
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pub fn get_type(&self) -> BoxType {
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BoxType::FrmaBox
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}
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pub fn get_size(&self) -> u64 {
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HEADER_SIZE + 4
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}
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}
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impl Mp4Box for FrmaBox {
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fn box_type(&self) -> BoxType {
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self.get_type()
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}
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fn box_size(&self) -> u64 {
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self.get_size()
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}
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fn to_json(&self) -> Result<String> {
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Ok(serde_json::to_string(&self).unwrap())
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}
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fn summary(&self) -> Result<String> {
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let s = format!("original_format={}", self.original_format,);
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Ok(s)
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}
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}
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impl<R: Read + Seek> ReadBox<&mut R> for FrmaBox {
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fn read_box(reader: &mut R, size: u64) -> Result<Self> {
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let start = box_start(reader)?;
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let original_format = reader.read_u32::<BigEndian>()?;
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skip_bytes_to(reader, start + size)?;
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Ok(FrmaBox {
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original_format: original_format.into(),
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})
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}
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}
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impl<W: Write> WriteBox<&mut W> for FrmaBox {
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fn write_box(&self, writer: &mut W) -> Result<u64> {
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let size = self.box_size();
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BoxHeader::new(self.box_type(), size).write(writer)?;
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writer.write_u32::<BigEndian>(self.original_format.into())?;
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Ok(size)
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}
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}
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