mirror of
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37 lines
768 B
Go
37 lines
768 B
Go
package astiav
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//#cgo pkg-config: libavutil
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//#include <libavutil/frame.h>
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import "C"
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import (
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"math"
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"unsafe"
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)
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// https://github.com/FFmpeg/FFmpeg/blob/n5.0/libavutil/frame.h#L223
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type FrameSideData struct {
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c *C.struct_AVFrameSideData
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}
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func newFrameSideDataFromC(c *C.struct_AVFrameSideData) *FrameSideData {
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if c == nil {
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return nil
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}
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return &FrameSideData{c: c}
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}
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func (d *FrameSideData) Data() []byte {
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return bytesFromC(func(size *C.int) *C.uint8_t {
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*size = d.c.size
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return d.c.data
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})
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}
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func (d *FrameSideData) SetData(b []byte) {
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C.memcpy(unsafe.Pointer(d.c.data), unsafe.Pointer(&b[0]), C.size_t(math.Min(float64(len(b)), float64(d.c.size))))
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}
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func (d *FrameSideData) Type() FrameSideDataType {
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return FrameSideDataType(d.c._type)
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}
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