Audio

Struct Audio 

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pub struct Audio(/* private fields */);

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impl Audio

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pub unsafe fn wrap(ptr: *mut AVFrame) -> Self

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pub unsafe fn alloc( &mut self, format: Sample, samples: usize, layout: ChannelLayout, )

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impl Audio

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pub fn empty() -> Self

Examples found in repository?
examples/transcode-audio.rs (line 164)
163    fn get_and_process_filtered_frames(&mut self, octx: &mut format::context::Output) {
164        let mut filtered = frame::Audio::empty();
165        while self
166            .filter
167            .get("out")
168            .unwrap()
169            .sink()
170            .frame(&mut filtered)
171            .is_ok()
172        {
173            self.send_frame_to_encoder(&filtered);
174            self.receive_and_process_encoded_packets(octx);
175        }
176    }
177
178    fn send_packet_to_decoder(&mut self, packet: &ffmpeg::Packet) {
179        self.decoder.send_packet(packet).unwrap();
180    }
181
182    fn send_eof_to_decoder(&mut self) {
183        self.decoder.send_eof().unwrap();
184    }
185
186    fn receive_and_process_decoded_frames(&mut self, octx: &mut format::context::Output) {
187        let mut decoded = frame::Audio::empty();
188        while self.decoder.receive_frame(&mut decoded).is_ok() {
189            let timestamp = decoded.timestamp();
190            decoded.set_pts(timestamp);
191            self.add_frame_to_filter(&decoded);
192            self.get_and_process_filtered_frames(octx);
193        }
194    }
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pub fn new(format: Sample, samples: usize, layout: ChannelLayout) -> Self

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pub fn format(&self) -> Sample

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pub fn set_format(&mut self, value: Sample)

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pub fn channel_layout(&self) -> ChannelLayout

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pub fn set_channel_layout(&mut self, value: ChannelLayout)

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pub fn channels(&self) -> u16

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pub fn set_channels(&mut self, value: u16)

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pub fn rate(&self) -> u32

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pub fn set_rate(&mut self, value: u32)

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pub fn samples(&self) -> usize

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pub fn set_samples(&mut self, value: usize)

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pub fn is_planar(&self) -> bool

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pub fn is_packed(&self) -> bool

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pub fn planes(&self) -> usize

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pub fn plane<T: Sample>(&self, index: usize) -> &[T]

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pub fn plane_mut<T: Sample>(&mut self, index: usize) -> &mut [T]

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pub fn data(&self, index: usize) -> &[u8]

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pub fn data_mut(&mut self, index: usize) -> &mut [u8]

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impl Audio

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pub fn resampler( &self, format: Sample, channel_layout: ChannelLayout, rate: u32, ) -> Result<Context, Error>

Methods from Deref<Target = Frame>§

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pub unsafe fn as_ptr(&self) -> *const AVFrame

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pub unsafe fn as_mut_ptr(&mut self) -> *mut AVFrame

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pub unsafe fn is_empty(&self) -> bool

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pub fn is_key(&self) -> bool

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pub fn is_corrupt(&self) -> bool

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pub fn packet(&self) -> Packet

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pub fn pts(&self) -> Option<i64>

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pub fn set_pts(&mut self, value: Option<i64>)

Examples found in repository?
examples/transcode-audio.rs (line 190)
186    fn receive_and_process_decoded_frames(&mut self, octx: &mut format::context::Output) {
187        let mut decoded = frame::Audio::empty();
188        while self.decoder.receive_frame(&mut decoded).is_ok() {
189            let timestamp = decoded.timestamp();
190            decoded.set_pts(timestamp);
191            self.add_frame_to_filter(&decoded);
192            self.get_and_process_filtered_frames(octx);
193        }
194    }
More examples
Hide additional examples
examples/transcode-x264.rs (line 111)
99    fn receive_and_process_decoded_frames(
100        &mut self,
101        octx: &mut format::context::Output,
102        ost_time_base: Rational,
103    ) {
104        let mut frame = frame::Video::empty();
105        while self.decoder.receive_frame(&mut frame).is_ok() {
106            self.frame_count += 1;
107            let timestamp = frame.timestamp();
108            self.log_progress(f64::from(
109                Rational(timestamp.unwrap_or(0) as i32, 1) * self.input_time_base,
110            ));
111            frame.set_pts(timestamp);
112            frame.set_kind(picture::Type::None);
113            self.send_frame_to_encoder(&frame);
114            self.receive_and_process_encoded_packets(octx, ost_time_base);
115        }
116    }
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pub fn timestamp(&self) -> Option<i64>

Examples found in repository?
examples/transcode-audio.rs (line 189)
186    fn receive_and_process_decoded_frames(&mut self, octx: &mut format::context::Output) {
187        let mut decoded = frame::Audio::empty();
188        while self.decoder.receive_frame(&mut decoded).is_ok() {
189            let timestamp = decoded.timestamp();
190            decoded.set_pts(timestamp);
191            self.add_frame_to_filter(&decoded);
192            self.get_and_process_filtered_frames(octx);
193        }
194    }
More examples
Hide additional examples
examples/transcode-x264.rs (line 107)
99    fn receive_and_process_decoded_frames(
100        &mut self,
101        octx: &mut format::context::Output,
102        ost_time_base: Rational,
103    ) {
104        let mut frame = frame::Video::empty();
105        while self.decoder.receive_frame(&mut frame).is_ok() {
106            self.frame_count += 1;
107            let timestamp = frame.timestamp();
108            self.log_progress(f64::from(
109                Rational(timestamp.unwrap_or(0) as i32, 1) * self.input_time_base,
110            ));
111            frame.set_pts(timestamp);
112            frame.set_kind(picture::Type::None);
113            self.send_frame_to_encoder(&frame);
114            self.receive_and_process_encoded_packets(octx, ost_time_base);
115        }
116    }
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pub fn quality(&self) -> usize

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pub fn flags(&self) -> Flags

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pub fn metadata(&self) -> DictionaryRef<'_>

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pub fn set_metadata(&mut self, value: Dictionary<'_>)

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pub fn side_data(&self, kind: Type) -> Option<SideData<'_>>

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pub fn new_side_data(&mut self, kind: Type, size: usize) -> Option<SideData<'_>>

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pub fn remove_side_data(&mut self, kind: Type)

Trait Implementations§

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impl Clone for Audio

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Audio

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Deref for Audio

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type Target = Frame

The resulting type after dereferencing.
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fn deref(&self) -> &<Self as Deref>::Target

Dereferences the value.
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impl DerefMut for Audio

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fn deref_mut(&mut self) -> &mut <Self as Deref>::Target

Mutably dereferences the value.
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impl From<Frame> for Audio

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fn from(frame: Frame) -> Self

Converts to this type from the input type.
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impl PartialEq for Audio

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fn eq(&self, other: &Audio) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for Audio

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impl StructuralPartialEq for Audio

Auto Trait Implementations§

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impl Freeze for Audio

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impl RefUnwindSafe for Audio

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impl Send for Audio

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impl Sync for Audio

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impl Unpin for Audio

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impl UnwindSafe for Audio

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.