Kieran/ffmpeg-the-third
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codec: add magic traits to get codecs by name and id

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This commit is contained in:
meh
2015-09-25 21:33:08 +02:00
parent bde17a8bae
commit 66284eb045
12 changed files with 396 additions and 254 deletions
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10
src/format/context/output.rs
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@ -3,9 +3,10 @@ use std::ptr;
use std::ffi::CString;
use ffi::*;
use ::{Error, Codec, StreamMut, Dictionary, format};
use ::{Error, StreamMut, Dictionary, format};
use super::common::Context;
use super::destructor;
use codec::traits;
pub struct Output {
ptr: *mut AVFormatContext,
@ -67,9 +68,10 @@ impl Output {
}
}
pub fn add_stream(&mut self, codec: &Codec) -> StreamMut {
pub fn add_stream<E: traits::Encoder>(&mut self, codec: E) -> Result<StreamMut, Error> {
unsafe {
let ptr = avformat_new_stream(self.as_mut_ptr(), codec.as_ptr());
let codec = try!(codec.encoder().ok_or(Error::EncoderNotFound));
let ptr = avformat_new_stream(self.as_mut_ptr(), codec.as_ptr());
if ptr.is_null() {
panic!("out of memory");
@ -77,7 +79,7 @@ impl Output {
let index = (*self.ctx.as_ptr()).nb_streams - 1;
StreamMut::wrap(&mut self.ctx, index as usize)
Ok(StreamMut::wrap(&mut self.ctx, index as usize))
}
}