| | |
| | | |
| | | import "unsafe" |
| | | |
| | | // CloseStream close stream |
| | | func (h *GoFFMPEG) CloseStream() { |
| | | C.wrap_fn_close_stream(unsafe.Pointer(libcffmpeg), h.ffmpeg) |
| | | } |
| | | |
| | | //GetAVPacket get AVPacket |
| | | func (h *GoFFMPEG) GetAVPacket() ([]byte, int, int) { |
| | | var key C.int |
| | | var size C.int |
| | | |
| | | p := C.wrap_fn_get_avpacket(h.ffmpeg, &size, &key) |
| | | p := C.wrap_fn_get_avpacket(unsafe.Pointer(libcffmpeg), h.ffmpeg, &size, &key) |
| | | defer C.free(unsafe.Pointer(p)) |
| | | if size <= 0 { |
| | | return nil, 0, -1 |
| | | } |
| | | defer C.free(unsafe.Pointer(p)) |
| | | d := C.GoBytes(p, size) |
| | | s := int(size) |
| | | k := int(key) |
| | | |
| | | return d, s, k |
| | | } |
| | | |
| | | //GetAVPacket2 get AVPacket |
| | | func (h *GoFFMPEG) GetAVPacket2() (unsafe.Pointer, []byte, int, int) { |
| | | var key C.int |
| | | var size C.int |
| | | |
| | | p := C.wrap_fn_get_avpacket(unsafe.Pointer(libcffmpeg), h.ffmpeg, &size, &key) |
| | | if size <= 0 { |
| | | return nil, nil, 0, -1 |
| | | } |
| | | |
| | | const maxLen = 0x7fffffff |
| | | length := int(size) |
| | | data := (*[maxLen]byte)(unsafe.Pointer(p))[:length:length] |
| | | |
| | | k := int(key) |
| | | |
| | | return p, data, length, k |
| | | } |