Struct gstreamer::buffer::BufferRef

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

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impl BufferRef

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pub fn as_ptr(&self) -> *const GstBuffer

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pub fn as_mut_ptr(&self) -> *mut GstBuffer

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pub unsafe fn from_ptr<'a>(ptr: *const GstBuffer) -> &'a Self

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pub unsafe fn from_mut_ptr<'a>(ptr: *mut GstBuffer) -> &'a mut Self

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pub fn copy(&self) -> Buffer

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pub fn upcast_ref(&self) -> &MiniObjectRef

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pub fn upcast_mut(&mut self) -> &mut MiniObjectRef

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pub fn ptr_eq(this: &BufferRef, other: &BufferRef) -> bool

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impl BufferRef

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pub fn map_readable(&self) -> Result<BufferMap<'_, Readable>, BoolError>

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pub fn map_writable(&mut self) -> Result<BufferMap<'_, Writable>, BoolError>

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pub fn map_range_readable( &self, range: impl RangeBounds<usize>, ) -> Result<BufferMap<'_, Readable>, BoolError>

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pub fn map_range_writable( &mut self, range: impl RangeBounds<usize>, ) -> Result<BufferMap<'_, Writable>, BoolError>

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pub fn copy_region( &self, flags: BufferCopyFlags, range: impl RangeBounds<usize>, ) -> Result<Buffer, BoolError>

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pub fn copy_into( &self, dest: &mut BufferRef, flags: BufferCopyFlags, range: impl RangeBounds<usize>, ) -> Result<(), BoolError>

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pub fn copy_from_slice( &mut self, offset: usize, slice: &[u8], ) -> Result<(), usize>

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pub fn copy_to_slice( &self, offset: usize, slice: &mut [u8], ) -> Result<(), usize>

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pub fn copy_deep(&self) -> Result<Buffer, BoolError>

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pub fn size(&self) -> usize

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pub fn maxsize(&self) -> usize

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pub fn set_size(&mut self, size: usize)

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pub fn offset(&self) -> u64

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pub fn set_offset(&mut self, offset: u64)

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pub fn offset_end(&self) -> u64

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pub fn set_offset_end(&mut self, offset_end: u64)

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

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pub fn set_pts(&mut self, pts: impl Into<Option<ClockTime>>)

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pub fn dts(&self) -> Option<ClockTime>

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pub fn set_dts(&mut self, dts: impl Into<Option<ClockTime>>)

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pub fn dts_or_pts(&self) -> Option<ClockTime>

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pub fn duration(&self) -> Option<ClockTime>

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pub fn set_duration(&mut self, duration: impl Into<Option<ClockTime>>)

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pub fn flags(&self) -> BufferFlags

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pub fn set_flags(&mut self, flags: BufferFlags)

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pub fn unset_flags(&mut self, flags: BufferFlags)

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pub fn meta<T: MetaAPI>(&self) -> Option<MetaRef<'_, T>>

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pub fn meta_mut<T: MetaAPI>(&mut self) -> Option<MetaRefMut<'_, T, Standalone>>

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pub fn iter_meta<T: MetaAPI>(&self) -> MetaIter<'_, T>

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pub fn iter_meta_mut<T: MetaAPI>(&mut self) -> MetaIterMut<'_, T>

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pub fn foreach_meta<F: FnMut(MetaRef<'_, Meta>) -> ControlFlow<(), ()>>( &self, func: F, ) -> bool

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pub fn foreach_meta_mut<F: FnMut(MetaRefMut<'_, Meta, Iterated>) -> ControlFlow<BufferMetaForeachAction, BufferMetaForeachAction>>( &mut self, func: F, ) -> bool

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pub fn append_memory(&mut self, mem: Memory)

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pub fn find_memory( &self, range: impl RangeBounds<usize>, ) -> Option<(Range<usize>, usize)>

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pub fn all_memory(&self) -> Option<Memory>

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pub fn max_memory() -> usize

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pub fn memory(&self, idx: usize) -> Option<Memory>

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pub fn memory_range(&self, range: impl RangeBounds<usize>) -> Option<Memory>

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pub fn insert_memory(&mut self, idx: impl Into<Option<usize>>, mem: Memory)

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pub fn is_all_memory_writable(&self) -> bool

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pub fn is_memory_range_writable(&self, range: impl RangeBounds<usize>) -> bool

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pub fn n_memory(&self) -> usize

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pub fn peek_memory(&self, idx: usize) -> &MemoryRef

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pub fn peek_memory_mut( &mut self, idx: usize, ) -> Result<&mut MemoryRef, BoolError>

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pub fn prepend_memory(&mut self, mem: Memory)

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pub fn remove_all_memory(&mut self)

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pub fn remove_memory(&mut self, idx: usize)

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pub fn remove_memory_range(&mut self, range: impl RangeBounds<usize>)

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pub fn replace_all_memory(&mut self, mem: Memory)

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pub fn replace_memory(&mut self, idx: usize, mem: Memory)

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pub fn replace_memory_range( &mut self, range: impl RangeBounds<usize>, mem: Memory, )

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pub fn iter_memories(&self) -> Iter<'_>

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pub fn iter_memories_mut(&mut self) -> Result<IterMut<'_>, BoolError>

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pub fn iter_memories_owned(&self) -> IterOwned<'_>

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pub fn as_cursor_readable(&self) -> BufferRefCursor<&BufferRef>

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pub fn as_cursor_writable( &mut self, ) -> Result<BufferRefCursor<&mut BufferRef>, BoolError>

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pub fn dump(&self) -> Dump<'_>

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pub fn dump_range(&self, range: impl RangeBounds<usize>) -> Dump<'_>

Trait Implementations§

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impl AsRef<BufferRef> for Buffer

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fn as_ref(&self) -> &BufferRef

Converts this type into a shared reference of the (usually inferred) input type.
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impl Borrow<BufferRef> for Buffer

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fn borrow(&self) -> &BufferRef

Immutably borrows from an owned value. Read more
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impl Debug for BufferRef

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

Formats the value using the given formatter. Read more
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impl Extend<Memory> for BufferRef

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fn extend<T: IntoIterator<Item = Memory>>(&mut self, iter: T)

Extends a collection with the contents of an iterator. Read more
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fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)
Extends a collection with exactly one element.
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fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)
Reserves capacity in a collection for the given number of additional elements. Read more
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impl<'a> FromValue<'a> for &'a BufferRef

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type Checker = GenericValueTypeOrNoneChecker<&'a BufferRef>

Value type checker.
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unsafe fn from_value(value: &'a Value) -> Self

Get the contained value from a Value. Read more
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impl GlibPtrDefault for BufferRef

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impl<'a> IntoIterator for &'a BufferRef

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type IntoIter = Iter<'a>

Which kind of iterator are we turning this into?
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type Item = &'a MemoryRef

The type of the elements being iterated over.
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fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value. Read more
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impl PartialEq<Buffer> for BufferRef

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<BufferRef> for Buffer

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq for BufferRef

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for BufferRef

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fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer. Read more
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impl StaticType for BufferRef

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fn static_type() -> Type

Returns the type identifier of Self.
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impl ToOwned for BufferRef

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type Owned = Buffer

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

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

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl Eq for BufferRef

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impl Send for BufferRef

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impl Sync for BufferRef

Auto Trait Implementations§

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> 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<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> StaticTypeExt for T
where T: StaticType,

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fn ensure_type()

Ensures that the type has been registered with the type system.
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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.