//! # Examples
//!
//! ```no_run
-//! use nihav_core::detect::detect_format;
+//! use nihav_registry::detect::detect_format;
//! use std::fs::File;
//! use nihav_core::io::byteio::*;
//!
}
}
fn eq(&self, src: &mut ByteReader) -> bool {
- let val = self.read_val(src);
- if val.is_none() { false }
- else { val.unwrap() == self.val() }
+ if let Some(rval) = self.read_val(src) {
+ rval == self.val()
+ } else {
+ false
+ }
}
fn ge(&self, src: &mut ByteReader) -> bool {
- let val = self.read_val(src);
- if val.is_none() { false }
- else { val.unwrap() >= self.val() }
+ if let Some(rval) = self.read_val(src) {
+ rval >= self.val()
+ } else {
+ false
+ }
}
fn gt(&self, src: &mut ByteReader) -> bool {
- let val = self.read_val(src);
- if val.is_none() { false }
- else { val.unwrap() > self.val() }
+ if let Some(rval) = self.read_val(src) {
+ rval > self.val()
+ } else {
+ false
+ }
}
fn le(&self, src: &mut ByteReader) -> bool {
- let val = self.read_val(src);
- if val.is_none() { false }
- else { val.unwrap() <= self.val() }
+ if let Some(rval) = self.read_val(src) {
+ rval <= self.val()
+ } else {
+ false
+ }
}
fn lt(&self, src: &mut ByteReader) -> bool {
- let val = self.read_val(src);
- if val.is_none() { false }
- else { val.unwrap() < self.val() }
+ if let Some(rval) = self.read_val(src) {
+ rval < self.val()
+ } else {
+ false
+ }
}
}
impl<'a> CC<'a> {
fn eval(&self, src: &mut ByteReader) -> bool {
match *self {
- CC::Or (ref a, ref b) => { a.eval(src) || b.eval(src) },
+ CC::Or(a, b) => { a.eval(src) || b.eval(src) },
CC::Eq(ref arg) => { arg.eq(src) },
CC::In(ref a, ref b) => { a.ge(src) && b.le(src) },
CC::Lt(ref arg) => { arg.lt(src) },
&CC::Str(b"moov")),
&CC::Str(b"ftyp")) }],
},
+ DetectConditions {
+ demux_name: "yuv4mpeg",
+ extensions: ".y4m",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"YUV4MPEG2 ") }],
+ },
+ DetectConditions {
+ demux_name: "flv",
+ extensions: ".flv",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"FLV") },
+ CheckItem{offs: 3, cond: &CC::Le(Arg::Byte(1)) }],
+ },
+ DetectConditions {
+ demux_name: "ivf",
+ extensions: ".ivf",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(&[0x50, 0xEF, 0x81, 0x19, 0xB3, 0xBD, 0xD0, 0x11, 0xA3, 0xE5, 0x00, 0xA0, 0xC9, 0x24, 0x44])},
+ CheckItem{offs: 15, cond: &CC::Or(&CC::Eq(Arg::Byte(0x36)), &CC::Eq(Arg::Byte(0x37)))}],
+ },
+ DetectConditions {
+ demux_name: "dkivf",
+ extensions: ".ivf",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"DKIF\x00\x00")},
+ CheckItem{offs: 6, cond: &CC::Ge(Arg::U16LE(32))}],
+ },
+ DetectConditions {
+ demux_name: "arxel-cnm",
+ extensions: ".cnm",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"CNM UNR\x00")}],
+ },
+ DetectConditions {
+ demux_name: "fcmp",
+ extensions: ".cmp",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"FCMP")}],
+ },
+ DetectConditions {
+ demux_name: "fst",
+ extensions: ".fst",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"2TSF")}],
+ },
DetectConditions {
demux_name: "gdv",
extensions: ".gdv",
conditions: &[CheckItem{offs: 0, cond: &CC::Eq(Arg::U32LE(0x29111994))}],
},
+ DetectConditions {
+ demux_name: "fable-imax",
+ extensions: ".imx",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"IMAX") },
+ CheckItem{offs: 10, cond: &CC::Eq(Arg::U16LE(0x102)) }],
+ },
+ DetectConditions {
+ demux_name: "hl-fmv",
+ extensions: ".fmv",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"FMV*") },
+ CheckItem{offs: 4, cond: &CC::Eq(Arg::U32LE(0)) }],
+ },
+ DetectConditions {
+ demux_name: "legend-q",
+ extensions: ".q",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Eq(Arg::U16LE(0x6839))},
+ CheckItem{offs: 2, cond: &CC::In(Arg::Byte(3), Arg::Byte(7))}],
+ },
+ DetectConditions {
+ demux_name: "siff",
+ extensions: ".vb,.vbc,.fcp,.son",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"SIFF")},
+ CheckItem{offs: 4, cond: &CC::Or(
+ &CC::Or(
+ &CC::Str(b"VBV1VBHD"),
+ &CC::Str(b"SOUNSHDR")),
+ &CC::Str(b"FCPKFCHD"))}],
+ },
+ DetectConditions {
+ demux_name: "smush",
+ extensions: ".san",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"ANIM")},
+ CheckItem{offs: 8, cond: &CC::Str(b"AHDR")}],
+ },
+ DetectConditions {
+ demux_name: "smush-mcmp",
+ extensions: ".imc",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"MCMP")},
+ CheckItem{offs: 6, cond: &CC::Eq(Arg::Byte(0))},
+ CheckItem{offs: 7, cond: &CC::Eq(Arg::Byte(0))}],
+ },
+ DetectConditions {
+ demux_name: "smush",
+ extensions: ".snm",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"SANM")},
+ CheckItem{offs: 8, cond: &CC::Str(b"SHDR")}],
+ },
DetectConditions {
demux_name: "realaudio",
extensions: ".ra,.ram",
extensions: ".smk",
conditions: &[CheckItem{offs: 0, cond: &CC::Or(&CC::Str(b"SMK2"), &CC::Str(b"SMK4"))}],
},
+ DetectConditions {
+ demux_name: "ape",
+ extensions: ".ape",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"MAC ") },
+ CheckItem{offs: 4, cond: &CC::In(Arg::U16LE(3800), Arg::U16LE(3990))}],
+ },
+ DetectConditions {
+ demux_name: "flac",
+ extensions: ".flac",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"fLaC") }],
+ },
+ DetectConditions {
+ demux_name: "tta",
+ extensions: ".tta",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"TTA1") }],
+ },
+ DetectConditions {
+ demux_name: "wavpack",
+ extensions: ".wv",
+ conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"wvpk") },
+ CheckItem{offs: 8, cond: &CC::In(Arg::U16LE(0x402), Arg::U16LE(0x410))}],
+ },
DetectConditions {
demux_name: "vivo",
extensions: ".viv",
}
/// Tries to detect container format for provided file name.
-pub fn detect_format_by_name(name: &str) -> Option<(&'static str)> {
+pub fn detect_format_by_name(name: &str) -> Option<&'static str> {
if name.is_empty() {
return None;
}
mod test {
use super::*;
use std::fs::File;
- use crate::io::byteio::*;
+ use nihav_core::io::byteio::*;
#[test]
fn test_avi_detect() {
projects / nihav.git / blobdiff