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https://github.com/go-gst/go-gst.git
synced 2026-04-22 23:57:18 +08:00
Avi Zimmerman
72 lines
2.9 KiB
Go
72 lines
2.9 KiB
Go
package gst
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// #include "gst.go.h"
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import "C"
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import "unsafe"
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// Sample is a go wrapper around a GstSample object.
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type Sample struct {
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sample *C.GstSample
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}
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// FromGstSampleUnsafe wraps the pointer to the given C GstSample with the go type.
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// This is meant for internal usage and is exported for visibility to other packages.
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func FromGstSampleUnsafe(sample unsafe.Pointer) *Sample { return wrapSample(C.toGstSample(sample)) }
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// Instance returns the underlying *GstSample instance.
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func (s *Sample) Instance() *C.GstSample { return C.toGstSample(unsafe.Pointer(s.sample)) }
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// Ref increases the ref count on the sample.
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func (s *Sample) Ref() *Sample {
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return wrapSample(C.gst_sample_ref(s.Instance()))
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}
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// Copy creates a copy of the given sample. This will also make a newly allocated copy of the data
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// the source sample contains.
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func (s *Sample) Copy() *Sample { return wrapSample(C.gst_sample_copy(s.Instance())) }
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// GetBuffer returns the buffer inside this sample.
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func (s *Sample) GetBuffer() *Buffer {
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return wrapBuffer(C.gst_sample_get_buffer((*C.GstSample)(s.Instance())))
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}
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// GetBufferList gets the buffer list associated with this sample.
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func (s *Sample) GetBufferList() *BufferList {
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return wrapBufferList(C.gst_sample_get_buffer_list(s.Instance()))
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}
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// GetCaps returns the caps associated with this sample. Take a ref if you need to hold on to them
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// longer then the life of the sample.
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func (s *Sample) GetCaps() *Caps { return wrapCaps(C.gst_sample_get_caps(s.Instance())) }
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// GetInfo gets extra information about this sample. The structure remains valid as long as sample is valid.
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func (s *Sample) GetInfo() *Structure { return wrapStructure(C.gst_sample_get_info(s.Instance())) }
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// GetSegment gets the segment associated with the sample. The segmenr remains valid as long as sample is valid.
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func (s *Sample) GetSegment() *Segment { return wrapSegment(C.gst_sample_get_segment(s.Instance())) }
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// SetBuffer sets the buffer inside this sample. The sample must be writable.
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func (s *Sample) SetBuffer(buf *Buffer) { C.gst_sample_set_buffer(s.Instance(), buf.Instance()) }
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// SetBufferList sets the buffer list for this sample. The sample must be writable.
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func (s *Sample) SetBufferList(buf *BufferList) {
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C.gst_sample_set_buffer_list(s.Instance(), buf.Instance())
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}
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// SetCaps sets the caps on this sample. The sample must be writable.
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func (s *Sample) SetCaps(caps *Caps) { C.gst_sample_set_caps(s.Instance(), caps.Instance()) }
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// SetInfo sets the info on this sample. The sample must be writable.
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func (s *Sample) SetInfo(st *Structure) bool {
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return gobool(C.gst_sample_set_info(s.Instance(), st.Instance()))
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}
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// SetSegment sets the segment on this sample. The sample must be writable.
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func (s *Sample) SetSegment(segment *Segment) {
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C.gst_sample_set_segment(s.Instance(), segment.Instance())
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}
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// Unref calls gst_sample_unref on the sample.
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func (s *Sample) Unref() { C.gst_sample_unref((*C.GstSample)(s.Instance())) }
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