44 lines
935 B
Rust
44 lines
935 B
Rust
//! NRG MTYP chunk data structure and associated functions.
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use std::fmt;
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use std::fs::File;
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use ::error::NrgError;
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use super::readers::read_u32;
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#[derive(Debug)]
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pub struct NrgMtyp {
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pub size: u32,
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pub unknown: u32,
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}
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impl NrgMtyp {
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pub fn new() -> NrgMtyp {
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NrgMtyp {
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size: 0,
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unknown: 0,
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}
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}
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}
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impl fmt::Display for NrgMtyp {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "Chunk ID: MTYP\n\
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Chunk description: Media Type (?)\n\
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Chunk size: {} Bytes\n\
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Unknown field: 0x{:04X}",
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self.size,
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self.unknown)
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}
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}
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/// Reads the Media Type (?) chunk (MTYP).
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pub fn read_nrg_mtyp(fd: &mut File) -> Result<NrgMtyp, NrgError> {
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let mut chunk = NrgMtyp::new();
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chunk.size = try!(read_u32(fd));
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chunk.unknown = try!(read_u32(fd));
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Ok(chunk)
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}
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