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Added ffmpeg check in VideoWriter

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This commit is contained in:
Alex Eidt 2021-12-27 19:37:42 -08:00
parent c03552383a
commit b647a774cd
3 changed files with 6 additions and 2 deletions
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1
camera.go
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@ -63,6 +63,7 @@ func getCameraData(device string, camera *Camera) {
"-i", device, "-i", device,
) )
camera.cmd = cmd
pipe, err := cmd.StderrPipe() pipe, err := cmd.StderrPipe()
if err != nil { if err != nil {
panic(err) panic(err)

4
utils.go
View file

@ -91,13 +91,13 @@ func parseDevices(buffer []byte) []string {
devices := make([]string, 0) devices := make([]string, 0)
bufferstr := string(buffer) bufferstr := string(buffer)
index := strings.Index(bufferstr, "DirectShow video devices") index := strings.Index(bufferstr, "DirectShow video device")
if index == -1 { if index == -1 {
return devices return devices
} }
bufferstr = bufferstr[index:] bufferstr = bufferstr[index:]
index = strings.Index(bufferstr, "DirectShow audio devices") index = strings.Index(bufferstr, "DirectShow audio device")
if index != -1 { if index != -1 {
bufferstr = bufferstr[:index] bufferstr = bufferstr[:index]
} }

3
videowriter.go
View file

@ -36,6 +36,9 @@ type Options struct {
} }
func NewVideoWriter(filename string, width, height int, options *Options) *VideoWriter { func NewVideoWriter(filename string, width, height int, options *Options) *VideoWriter {
// Check if ffmpeg is installed on the users machine.
checkExists("ffmpeg")
writer := VideoWriter{filename: filename} writer := VideoWriter{filename: filename}
writer.width = width writer.width = width