From cd3fe8cc1ae9028acb4f630ed16c12f4fb327f3c Mon Sep 17 00:00:00 2001 From: zhangmeng <775834166@qq.com> Date: 星期四, 10 十月 2019 17:35:12 +0800 Subject: [PATCH] add interface out --- goffmpeg.go | 69 +++++++++++++++++++++------------- 1 files changed, 43 insertions(+), 26 deletions(-) diff --git a/goffmpeg.go b/goffmpeg.go index d7676d2..dedb2bf 100644 --- a/goffmpeg.go +++ b/goffmpeg.go @@ -15,12 +15,12 @@ var libcffmpeg C.libcffmpeg // InitFFmpeg init ffmepg -func InitFFmpeg() error { - soFile := C.CString("./runtime/libcffmpeg.so") +func InitFFmpeg(soFileGo string) error { + soFile := C.CString(soFileGo) defer C.free(unsafe.Pointer(soFile)) lib := C.init_libcffmpeg(soFile) if lib == nil { - fmt.Println("open libcffmpeg.so error") + fmt.Println("open error: ", soFileGo) return errors.New("init ffmpeg error") } libcffmpeg = lib @@ -39,16 +39,52 @@ ffmpeg C.cffmpeg } -// New create handle -func New() *GoFFMPEG { +// New 2nd new +func New(GB, CPU bool) *GoFFMPEG { + + f := C.wrap_fn_create() + + if f == nil { + return nil + } + if GB { + C.wrap_fn_run_gb28181(f) + } + if CPU { + C.wrap_fn_use_cpu(f) + } + return &GoFFMPEG{ - ffmpeg: C.wrap_fn_create(), + ffmpeg: f, + } +} + +// NewWithLog log +func NewWithLog(GB, CPU bool, ffmpegLog string) *GoFFMPEG { + lf := C.CString(ffmpegLog) + defer C.free(unsafe.Pointer(lf)) + + f := C.wrap_fn_create2(lf) + if f == nil { + return nil + } + if GB { + C.wrap_fn_run_gb28181(f) + } + if CPU { + C.wrap_fn_use_cpu(f) + } + + return &GoFFMPEG{ + ffmpeg: f, } } // Free free handle func (h *GoFFMPEG) Free() { - C.wrap_fn_destroy(h.ffmpeg) + if h.ffmpeg != nil { + C.wrap_fn_destroy(h.ffmpeg) + } } // Run ffmpeg @@ -57,23 +93,4 @@ defer C.free(unsafe.Pointer(in)) C.wrap_fn_run(h.ffmpeg, in) -} - -// DecodeJPEG decode jpeg file -func (h *GoFFMPEG) DecodeJPEG(input string) ([]byte, int, int) { - in := C.CString(input) - defer C.free(unsafe.Pointer(in)) - - var width C.int - var height C.int - p := C.wrap_fn_decode_jpeg(h.ffmpeg, in, &width, &height) - defer C.free(p) - - if width > 0 && height > 0 { - data := C.GoBytes(p, width*height*3) - wid := int(width) - hei := int(height) - return data, wid, hei - } - return nil, 0, 0 } -- Gitblit v1.8.0