1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
use mp4parse_capi::*;
use std::io::Read;
extern "C" fn buf_read(buf: *mut u8, size: usize, userdata: *mut std::os::raw::c_void) -> isize {
let input: &mut std::fs::File = unsafe { &mut *(userdata as *mut _) };
let buf = unsafe { std::slice::from_raw_parts_mut(buf, size) };
match input.read(buf) {
Ok(n) => n as isize,
Err(_) => -1,
}
}
#[test]
fn parse_rotation() {
let mut file = std::fs::File::open("tests/video_rotation_90.mp4").expect("Unknown file");
let io = Mp4parseIo {
read: Some(buf_read),
userdata: &mut file as *mut _ as *mut std::os::raw::c_void,
};
unsafe {
let mut parser = std::ptr::null_mut();
let mut rv = mp4parse_new(&io, &mut parser);
assert_eq!(rv, Mp4parseStatus::Ok);
assert!(!parser.is_null());
let mut counts: u32 = 0;
rv = mp4parse_get_track_count(parser, &mut counts);
assert_eq!(rv, Mp4parseStatus::Ok);
assert_eq!(counts, 1);
let mut video = Mp4parseTrackVideoInfo::default();
let rv = mp4parse_get_track_video_info(parser, 0, &mut video);
assert_eq!(rv, Mp4parseStatus::Ok);
assert_eq!(video.rotation, 90);
mp4parse_free(parser);
}
}
|