initial commit

http/hw/stream/ffmpeg.go

@@ -0,0 +1,53 @@
+package stream
+
+import (
+	"rkkvm/config"
+)
+
+//h264
+//ffmpeg -re -i /dev/video0 -c:v h264_rkmpp -b:v 2000000 -bsf:v h264_mp4toannexb -g 10 -f rtp rtp://127.0.0.1:5004?pkt_size=1200
+
+//h265
+//ffmpeg -re -i /dev/video0 -c:v hevc_rkmpp -b:v 2000000 -g 10 -f rtp rtp://127.0.0.1:5004?pkt_size=1200
+
+// vp8
+//ffmpeg -re -i /dev/video0 -c:v libvpx -crf 10 -b:v 3M -deadline 1 -g 10 -error-resilient 1 -auto-alt-ref 1 -an -f rtp rtp://127.0.0.1:5004?pkt_size=1200
+
+// https://jsfiddle.net/z7ms3u5r/
+
+var ffmpeg *FFmpeg
+
+type FFmpeg struct {
+	*ExtProcess
+	config.FFmpeg
+}
+
+func (f *FFmpeg) SetBitrate(b int) {
+	f.Bitrate = b
+	if f.Bitrate < 0 {
+		f.Bitrate = 6000
+	}
+
+	f.ChangeArgs(f.FormatArgs())
+}
+
+func (f *FFmpeg) SetFPS(fps int) {
+	f.FPS = fps
+	if f.FPS < 0 {
+		f.FPS = 30
+	}
+
+	f.ChangeArgs(f.FormatArgs())
+}
+
+func InitFFmpeg(path string, args []string) *FFmpeg {
+	ffmpeg = &FFmpeg{
+		ExtProcess: Init(path, args),
+		FFmpeg:     config.Get().FFmpeg,
+	}
+	return ffmpeg
+}
+
+func GetFFmpeg() *FFmpeg {
+	return ffmpeg
+}