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Annotate CTLs and add generic CTLs to Decoder

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This commit is contained in:
Tad Hardesty
2016-04-11 23:40:14 -05:00
parent 2274f67016
commit 561db24ad7
1 changed files with 39 additions and 10 deletions
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49
src/lib.rs
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@@ -25,11 +25,12 @@ use libc::c_int;
// Generic CTLs
const OPUS_RESET_STATE: c_int = 4028; // void
const OPUS_SET_BITRATE: c_int = 4002; // void
const OPUS_GET_BITRATE: c_int = 4003; // *int
const OPUS_GET_FINAL_RANGE: c_int = 4031; // *uint
const OPUS_GET_BANDWIDTH: c_int = 4009; // *int
const OPUS_GET_SAMPLE_RATE: c_int = 4029; // *int
const OPUS_GET_FINAL_RANGE: c_int = 4031; // out *u32
const OPUS_GET_BANDWIDTH: c_int = 4009; // out *i32
const OPUS_GET_SAMPLE_RATE: c_int = 4029; // out *i32
// Encoder CTLs
const OPUS_SET_BITRATE: c_int = 4002; // in i32
const OPUS_GET_BITRATE: c_int = 4003; // out *i32
/// The possible coding modes for the codec.
#[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
@@ -159,7 +160,7 @@ impl Encoder {
/// Get the final range of the codec's entropy coder.
pub fn get_final_range(&mut self) -> Result<u32> {
let mut value = 0;
let mut value: u32 = 0;
let result = unsafe { ffi::opus_encoder_ctl(self.ptr, OPUS_GET_FINAL_RANGE, &mut value) };
try!(check("opus_encoder_ctl(OPUS_GET_FINAL_RANGE)", result));
Ok(value)
@@ -167,7 +168,7 @@ impl Encoder {
/// Get the encoder's configured bandpass.
pub fn get_bandwidth(&mut self) -> Result<Bandwidth> {
let mut value = 0;
let mut value: i32 = 0;
let result = unsafe { ffi::opus_encoder_ctl(self.ptr, OPUS_GET_BANDWIDTH, &mut value) };
try!(check("opus_encoder_ctl(OPUS_GET_BANDWIDTH)", result));
Bandwidth::from_int(result).ok_or_else(|| Error::from_code("opus_encoder_ctl(OPUS_GET_BANDWIDTH)", ffi::OPUS_BAD_ARG))
@@ -175,7 +176,7 @@ impl Encoder {
/// Get the samping rate the encoder was intialized with.
pub fn get_sample_rate(&mut self) -> Result<u32> {
let mut value = 0;
let mut value: i32 = 0;
let result = unsafe { ffi::opus_encoder_ctl(self.ptr, OPUS_GET_SAMPLE_RATE, &mut value) };
try!(check("opus_encoder_ctl(OPUS_GET_SAMPLE_RATE)", result));
Ok(value as u32)
@@ -189,7 +190,7 @@ impl Encoder {
/// Get the encoder's bitrate.
pub fn get_bitrate(&mut self) -> Result<i32> {
let mut value = 0;
let mut value: i32 = 0;
let result = unsafe { ffi::opus_encoder_ctl(self.ptr, OPUS_GET_BITRATE, &mut value) };
try!(check("opus_encoder_ctl(OPUS_GET_BITRATE)", result));
Ok(value)
@@ -256,7 +257,35 @@ impl Decoder {
Ok(len as usize)
}
// TODO: Generic CTLs
/// Reset the codec state to be equivalent to a freshly initialized state.
pub fn reset_state(&mut self) -> Result<()> {
check("opus_decoder_ctl(OPUS_RESET_STATE)", unsafe { ffi::opus_decoder_ctl(self.ptr, OPUS_RESET_STATE) })
}
/// Get the final range of the codec's entropy coder.
pub fn get_final_range(&mut self) -> Result<u32> {
let mut value: u32 = 0;
let result = unsafe { ffi::opus_decoder_ctl(self.ptr, OPUS_GET_FINAL_RANGE, &mut value) };
try!(check("opus_decoder_ctl(OPUS_GET_FINAL_RANGE)", result));
Ok(value)
}
/// Get the decoder's last bandpass.
pub fn get_bandwidth(&mut self) -> Result<Bandwidth> {
let mut value: i32 = 0;
let result = unsafe { ffi::opus_decoder_ctl(self.ptr, OPUS_GET_BANDWIDTH, &mut value) };
try!(check("opus_decoder_ctl(OPUS_GET_BANDWIDTH)", result));
Bandwidth::from_int(result).ok_or_else(|| Error::from_code("opus_decoder_ctl(OPUS_GET_BANDWIDTH)", ffi::OPUS_BAD_ARG))
}
/// Get the samping rate the decoder was intialized with.
pub fn get_sample_rate(&mut self) -> Result<u32> {
let mut value: i32 = 0;
let result = unsafe { ffi::opus_decoder_ctl(self.ptr, OPUS_GET_SAMPLE_RATE, &mut value) };
try!(check("opus_decoder_ctl(OPUS_GET_SAMPLE_RATE)", result));
Ok(value as u32)
}
// TODO: Decoder-specific CTLs
}