From 080acae08ec8cfe413c3e6e45bcf7f9222dfa02d Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期四, 24 十月 2019 16:50:28 +0800
Subject: [PATCH] update
---
goffmpeg.go | 90 +++++++++++++++++++--------------------------
1 files changed, 38 insertions(+), 52 deletions(-)
diff --git a/goffmpeg.go b/goffmpeg.go
index e33de3c..efaf6cc 100644
--- a/goffmpeg.go
+++ b/goffmpeg.go
@@ -12,31 +12,6 @@
"unsafe"
)
-const (
- // ScaleFastBilinear SWS_FAST_BILINEAR
- ScaleFastBilinear = 1
- // ScaleBilinear SWS_BILINEAR
- ScaleBilinear = 2
- // ScaleBicubic SWS_BICUBIC
- ScaleBicubic = 4
- // ScaleX SWS_X
- ScaleX = 8
- // ScalePoint SWS_POINT
- ScalePoint = 0x10
- // ScaleArea SWS_AREA
- ScaleArea = 0x20
- // ScaleBicublin SWS_BICUBLIN
- ScaleBicublin = 0x40
- // ScaleGauss SWS_GAUSS
- ScaleGauss = 0x80
- // ScaleSinc SWS_SINC
- ScaleSinc = 0x100
- // ScaleLancZos SWS_LANCZOS
- ScaleLancZos = 0x200
- // ScaleSpline SWS_SPLINE
- ScaleSpline = 0x400
-)
-
var libcffmpeg C.libcffmpeg
// InitFFmpeg init ffmepg
@@ -64,19 +39,42 @@
ffmpeg C.cffmpeg
}
-// New create handle
-func New() *GoFFMPEG {
+// New 2nd new
+func New(GB, CPU bool) *GoFFMPEG {
+
+ f := C.wrap_fn_create(unsafe.Pointer(libcffmpeg))
+
+ if f == nil {
+ return nil
+ }
+ if GB {
+ C.wrap_fn_run_gb28181(unsafe.Pointer(libcffmpeg), f)
+ }
+ if CPU {
+ C.wrap_fn_use_cpu(unsafe.Pointer(libcffmpeg), f)
+ }
+
return &GoFFMPEG{
- ffmpeg: C.wrap_fn_create(),
+ ffmpeg: f,
}
}
-// NewWithScale scale out pic
-func NewWithScale(w, h int, flag int) *GoFFMPEG {
- f := C.wrap_fn_create()
- if f != nil {
- C.wrap_fn_scale(f, C.int(w), C.int(h), C.int(flag))
+// 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(unsafe.Pointer(libcffmpeg), lf)
+ if f == nil {
+ return nil
}
+ if GB {
+ C.wrap_fn_run_gb28181(unsafe.Pointer(libcffmpeg), f)
+ }
+ if CPU {
+ C.wrap_fn_use_cpu(unsafe.Pointer(libcffmpeg), f)
+ }
+
return &GoFFMPEG{
ffmpeg: f,
}
@@ -84,7 +82,9 @@
// Free free handle
func (h *GoFFMPEG) Free() {
- C.wrap_fn_destroy(h.ffmpeg)
+ if h.ffmpeg != nil {
+ C.wrap_fn_destroy(unsafe.Pointer(libcffmpeg), h.ffmpeg)
+ }
}
// Run ffmpeg
@@ -92,24 +92,10 @@
in := C.CString(input)
defer C.free(unsafe.Pointer(in))
- C.wrap_fn_run(h.ffmpeg, in)
+ C.wrap_fn_run(unsafe.Pointer(libcffmpeg), 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
+// FPS fps
+func (h *GoFFMPEG) FPS() int {
+ return int(C.wrap_fn_fps(unsafe.Pointer(libcffmpeg), h.ffmpeg))
}
--
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