mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-11-29 04:51:09 +00:00
as_ptr() and as_mut_ptr() accessors are safe
Nothing unsafe about getting a pointer, deferencing it is unsafe.
This commit is contained in:
parent
4e221c1b48
commit
2dcd5cf9eb
15 changed files with 31 additions and 47 deletions
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@ -24,7 +24,7 @@ impl fmt::Debug for FdMemory {
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impl fmt::Debug for FdMemoryRef {
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impl fmt::Debug for FdMemoryRef {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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f.debug_struct("FdMemory")
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f.debug_struct("FdMemory")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("allocator", &self.allocator())
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.field("allocator", &self.allocator())
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.field("parent", &self.parent())
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.field("parent", &self.parent())
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.field("maxsize", &self.maxsize())
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.field("maxsize", &self.maxsize())
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@ -22,7 +22,7 @@ impl fmt::Debug for PhysMemory {
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impl fmt::Debug for PhysMemoryRef {
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impl fmt::Debug for PhysMemoryRef {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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f.debug_struct("FdMemory")
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f.debug_struct("FdMemory")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("allocator", &self.allocator())
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.field("allocator", &self.allocator())
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.field("parent", &self.parent())
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.field("parent", &self.parent())
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.field("maxsize", &self.maxsize())
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.field("maxsize", &self.maxsize())
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@ -416,11 +416,11 @@ impl<'a, T> RTPBuffer<'a, T> {
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}
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}
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}
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}
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pub unsafe fn as_ptr(&self) -> *const ffi::GstRTPBuffer {
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pub fn as_ptr(&self) -> *const ffi::GstRTPBuffer {
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&self.rtp_buffer as *const ffi::GstRTPBuffer
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&self.rtp_buffer as *const ffi::GstRTPBuffer
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}
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}
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pub unsafe fn as_mut_ptr(&self) -> *mut ffi::GstRTPBuffer {
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pub fn as_mut_ptr(&self) -> *mut ffi::GstRTPBuffer {
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&self.rtp_buffer as *const ffi::GstRTPBuffer as *mut ffi::GstRTPBuffer
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&self.rtp_buffer as *const ffi::GstRTPBuffer as *mut ffi::GstRTPBuffer
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}
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}
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}
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}
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@ -138,7 +138,7 @@ pub struct NavigationEventMessage {
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impl PartialEq for NavigationEventMessage {
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impl PartialEq for NavigationEventMessage {
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fn eq(&self, other: &Self) -> bool {
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fn eq(&self, other: &Self) -> bool {
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unsafe { self.event.as_ptr() == other.event.as_ptr() }
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self.event.as_ptr() == other.event.as_ptr()
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}
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}
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}
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}
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@ -1051,7 +1051,7 @@ impl fmt::Debug for BufferRef {
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}
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}
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f.debug_struct("Buffer")
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f.debug_struct("Buffer")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("pts", &self.pts().display())
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.field("pts", &self.pts().display())
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.field("dts", &self.dts().display())
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.field("dts", &self.dts().display())
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.field("duration", &self.duration().display())
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.field("duration", &self.duration().display())
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@ -1306,15 +1306,11 @@ mod tests {
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let mut buffer2 = buffer.clone();
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let mut buffer2 = buffer.clone();
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assert_eq!(buffer.get_mut(), None);
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assert_eq!(buffer.get_mut(), None);
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unsafe {
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assert_eq!(buffer2.as_ptr(), buffer.as_ptr());
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assert_eq!(buffer2.as_ptr(), buffer.as_ptr());
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}
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{
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{
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let buffer2 = buffer2.make_mut();
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let buffer2 = buffer2.make_mut();
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unsafe {
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assert_ne!(buffer2.as_ptr(), buffer.as_ptr());
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assert_ne!(buffer2.as_ptr(), buffer.as_ptr());
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}
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buffer2.set_pts(Some(2 * ClockTime::NSECOND));
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buffer2.set_pts(Some(2 * ClockTime::NSECOND));
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@ -64,11 +64,11 @@ impl BufferPoolConfigRef {
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&mut *(ptr as *mut StructureRef as *mut BufferPoolConfigRef)
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&mut *(ptr as *mut StructureRef as *mut BufferPoolConfigRef)
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}
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}
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pub unsafe fn as_ptr(&self) -> *const ffi::GstStructure {
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pub fn as_ptr(&self) -> *const ffi::GstStructure {
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self as *const Self as *const ffi::GstStructure
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self as *const Self as *const ffi::GstStructure
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}
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}
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pub unsafe fn as_mut_ptr(&self) -> *mut ffi::GstStructure {
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pub fn as_mut_ptr(&self) -> *mut ffi::GstStructure {
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self as *const Self as *mut ffi::GstStructure
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self as *const Self as *mut ffi::GstStructure
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}
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}
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}
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}
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@ -201,7 +201,7 @@ impl fmt::Debug for BufferListRef {
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.unwrap_or((ClockTime::NONE, ClockTime::NONE));
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.unwrap_or((ClockTime::NONE, ClockTime::NONE));
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f.debug_struct("BufferList")
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f.debug_struct("BufferList")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("buffers", &self.len())
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.field("buffers", &self.len())
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.field("pts", &pts.display())
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.field("pts", &pts.display())
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.field("dts", &dts.display())
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.field("dts", &dts.display())
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@ -304,11 +304,11 @@ impl CapsFeaturesRef {
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&mut *(ptr as *mut CapsFeaturesRef)
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&mut *(ptr as *mut CapsFeaturesRef)
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}
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}
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pub unsafe fn as_ptr(&self) -> *const ffi::GstCapsFeatures {
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pub fn as_ptr(&self) -> *const ffi::GstCapsFeatures {
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self as *const Self as *const ffi::GstCapsFeatures
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self as *const Self as *const ffi::GstCapsFeatures
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}
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}
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pub unsafe fn as_mut_ptr(&self) -> *mut ffi::GstCapsFeatures {
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pub fn as_mut_ptr(&self) -> *mut ffi::GstCapsFeatures {
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self as *const Self as *mut ffi::GstCapsFeatures
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self as *const Self as *mut ffi::GstCapsFeatures
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}
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}
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@ -271,7 +271,7 @@ impl fmt::Debug for Event {
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impl fmt::Debug for EventRef {
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impl fmt::Debug for EventRef {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("Event")
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f.debug_struct("Event")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("type", &self.type_().name())
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.field("type", &self.type_().name())
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.field("seqnum", &self.seqnum())
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.field("seqnum", &self.seqnum())
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.field("structure", &self.structure())
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.field("structure", &self.structure())
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@ -38,7 +38,7 @@ impl fmt::Debug for Memory {
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impl fmt::Debug for MemoryRef {
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impl fmt::Debug for MemoryRef {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("Memory")
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f.debug_struct("Memory")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("allocator", &self.allocator())
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.field("allocator", &self.allocator())
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.field("parent", &self.parent())
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.field("parent", &self.parent())
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.field("maxsize", &self.maxsize())
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.field("maxsize", &self.maxsize())
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@ -150,7 +150,7 @@ impl fmt::Debug for MessageRef {
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};
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};
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f.debug_struct("Message")
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f.debug_struct("Message")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("type", &unsafe {
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.field("type", &unsafe {
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let type_ = ffi::gst_message_type_get_name((*self.as_ptr()).type_);
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let type_ = ffi::gst_message_type_get_name((*self.as_ptr()).type_);
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CStr::from_ptr(type_).to_str().unwrap()
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CStr::from_ptr(type_).to_str().unwrap()
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@ -681,10 +681,8 @@ mod tests {
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let parent = crate::Buffer::new();
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let parent = crate::Buffer::new();
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{
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{
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let meta = ParentBufferMeta::add(buffer.get_mut().unwrap(), &parent);
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let meta = ParentBufferMeta::add(buffer.get_mut().unwrap(), &parent);
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unsafe {
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assert_eq!(meta.parent().as_ptr(), parent.as_ptr());
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assert_eq!(meta.parent().as_ptr(), parent.as_ptr());
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}
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}
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}
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{
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{
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let metas = buffer.iter_meta::<Meta>();
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let metas = buffer.iter_meta::<Meta>();
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@ -697,10 +695,8 @@ mod tests {
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{
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{
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let metas = buffer.iter_meta::<ParentBufferMeta>().collect::<Vec<_>>();
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let metas = buffer.iter_meta::<ParentBufferMeta>().collect::<Vec<_>>();
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assert_eq!(metas.len(), 1);
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assert_eq!(metas.len(), 1);
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unsafe {
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assert_eq!(metas[0].parent().as_ptr(), parent.as_ptr());
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assert_eq!(metas[0].parent().as_ptr(), parent.as_ptr());
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}
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}
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}
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{
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{
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let metas = buffer
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let metas = buffer
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.get_mut()
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.get_mut()
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@ -708,10 +704,8 @@ mod tests {
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.iter_meta_mut::<ParentBufferMeta>()
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.iter_meta_mut::<ParentBufferMeta>()
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.collect::<Vec<_>>();
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.collect::<Vec<_>>();
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assert_eq!(metas.len(), 1);
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assert_eq!(metas.len(), 1);
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unsafe {
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assert_eq!(metas[0].parent().as_ptr(), parent.as_ptr());
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assert_eq!(metas[0].parent().as_ptr(), parent.as_ptr());
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}
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}
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}
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{
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{
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let meta = buffer
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let meta = buffer
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@ -719,9 +713,7 @@ mod tests {
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.unwrap()
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.unwrap()
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.meta_mut::<ParentBufferMeta>()
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.meta_mut::<ParentBufferMeta>()
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.unwrap();
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.unwrap();
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unsafe {
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assert_eq!(meta.parent().as_ptr(), parent.as_ptr());
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assert_eq!(meta.parent().as_ptr(), parent.as_ptr());
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}
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meta.remove().unwrap();
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meta.remove().unwrap();
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}
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}
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@ -149,7 +149,7 @@ macro_rules! mini_object_wrapper (
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type Storage = &'a Self;
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type Storage = &'a Self;
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fn to_glib_none(&'a self) -> $crate::glib::translate::Stash<'a, *const $ffi_name, Self> {
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fn to_glib_none(&'a self) -> $crate::glib::translate::Stash<'a, *const $ffi_name, Self> {
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$crate::glib::translate::Stash(unsafe { self.as_ptr() }, self)
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$crate::glib::translate::Stash( self.as_ptr() , self)
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}
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}
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fn to_glib_full(&self) -> *const $ffi_name {
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fn to_glib_full(&self) -> *const $ffi_name {
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@ -164,7 +164,7 @@ macro_rules! mini_object_wrapper (
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type Storage = &'a Self;
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type Storage = &'a Self;
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fn to_glib_none(&'a self) -> $crate::glib::translate::Stash<'a, *mut $ffi_name, Self> {
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fn to_glib_none(&'a self) -> $crate::glib::translate::Stash<'a, *mut $ffi_name, Self> {
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$crate::glib::translate::Stash(unsafe { self.as_mut_ptr() }, self)
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$crate::glib::translate::Stash( self.as_mut_ptr() , self)
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}
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}
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fn to_glib_full(&self) -> *mut $ffi_name {
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fn to_glib_full(&self) -> *mut $ffi_name {
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@ -180,7 +180,7 @@ macro_rules! mini_object_wrapper (
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fn to_glib_none_mut(&'a mut self) -> $crate::glib::translate::StashMut<*mut $ffi_name, Self> {
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fn to_glib_none_mut(&'a mut self) -> $crate::glib::translate::StashMut<*mut $ffi_name, Self> {
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self.make_mut();
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self.make_mut();
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$crate::glib::translate::StashMut(unsafe { self.as_mut_ptr() }, self)
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$crate::glib::translate::StashMut( self.as_mut_ptr() , self)
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}
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}
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}
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}
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@ -389,11 +389,11 @@ macro_rules! mini_object_wrapper (
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}
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}
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impl $ref_name {
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impl $ref_name {
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pub unsafe fn as_ptr(&self) -> *const $ffi_name {
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pub fn as_ptr(&self) -> *const $ffi_name {
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self as *const Self as *const $ffi_name
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self as *const Self as *const $ffi_name
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}
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}
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pub unsafe fn as_mut_ptr(&self) -> *mut $ffi_name {
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pub fn as_mut_ptr(&self) -> *mut $ffi_name {
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self as *const Self as *mut $ffi_name
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self as *const Self as *mut $ffi_name
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}
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}
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@ -567,7 +567,7 @@ impl fmt::Debug for MiniObject {
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impl fmt::Debug for MiniObjectRef {
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impl fmt::Debug for MiniObjectRef {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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f.debug_struct("MiniObject")
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f.debug_struct("MiniObject")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("type", &self.type_())
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.field("type", &self.type_())
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.finish()
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.finish()
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}
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}
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@ -125,7 +125,7 @@ impl fmt::Debug for Query {
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impl fmt::Debug for QueryRef {
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impl fmt::Debug for QueryRef {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("Query")
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f.debug_struct("Query")
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.field("ptr", unsafe { &self.as_ptr() })
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.field("ptr", &self.as_ptr())
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.field("type", &unsafe {
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.field("type", &unsafe {
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let type_ = ffi::gst_query_type_get_name((*self.as_ptr()).type_);
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let type_ = ffi::gst_query_type_get_name((*self.as_ptr()).type_);
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CStr::from_ptr(type_).to_str().unwrap()
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CStr::from_ptr(type_).to_str().unwrap()
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@ -1647,10 +1647,8 @@ mod tests {
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QueryView::Position(p) => {
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QueryView::Position(p) => {
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let pos = p.result();
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let pos = p.result();
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assert_eq!(pos.try_into(), Ok(Some(3 * ClockTime::SECOND)));
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assert_eq!(pos.try_into(), Ok(Some(3 * ClockTime::SECOND)));
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unsafe {
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assert!(!p.as_mut_ptr().is_null());
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assert!(!p.as_mut_ptr().is_null());
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}
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}
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}
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_ => panic!("Wrong concrete Query in Query"),
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_ => panic!("Wrong concrete Query in Query"),
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}
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}
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}
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}
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@ -1701,8 +1699,6 @@ mod tests {
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crate::init().unwrap();
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crate::init().unwrap();
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let p = Position::new(crate::Format::Time);
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let p = Position::new(crate::Format::Time);
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unsafe {
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assert!(!p.as_mut_ptr().is_null());
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assert!(!p.as_mut_ptr().is_null());
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}
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}
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}
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}
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}
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@ -367,11 +367,11 @@ impl StructureRef {
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&mut *(ptr as *mut StructureRef)
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&mut *(ptr as *mut StructureRef)
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}
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}
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pub unsafe fn as_ptr(&self) -> *const ffi::GstStructure {
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pub fn as_ptr(&self) -> *const ffi::GstStructure {
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self as *const Self as *const ffi::GstStructure
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self as *const Self as *const ffi::GstStructure
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}
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}
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pub unsafe fn as_mut_ptr(&self) -> *mut ffi::GstStructure {
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pub fn as_mut_ptr(&self) -> *mut ffi::GstStructure {
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self as *const Self as *mut ffi::GstStructure
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self as *const Self as *mut ffi::GstStructure
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}
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}
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