commit 4e7c145d50b40c3a9e2f107017dbffec922ed4d6
parent 273e706b49b5ab8fb5f89e7dbc988a441882280a
Author: Jack Mordaunt <jackmordaunt@gmail.com>
Date: Wed, 21 Nov 2018 15:31:04 +1300
[-] No longer used.
Diffstat:
| D | transcode.go | | | 79 | ------------------------------------------------------------------------------- |
1 file changed, 0 insertions(+), 79 deletions(-)
diff --git a/transcode.go b/transcode.go
@@ -1,79 +0,0 @@
-package giffer
-
-import (
- "bytes"
- "fmt"
- "io"
- "strings"
-
- "os/exec"
-)
-
-// Transcoder converts video files to Gif images by wrappping FFmpeg.
-type Transcoder struct {
- // FFmpeg is a path to an FFmpeg binary.
- // If empty, system path is used.
- FFmpeg string
- // Debug logs the FFmpeg command.
- Debug bool
- Out io.Writer
-}
-
-// Convert a video into that of the specified encoding and format between start
-// and end.
-// If end is zero we convert from start until the end of the video.
-func (t Transcoder) Convert(
- video string,
- fps float64,
- width, height int,
- encoding, format string,
-) (*bytes.Buffer, error) {
- var (
- out bytes.Buffer
- args []string
- bin = "ffmpeg"
- )
- if t.FFmpeg != "" {
- bin = t.FFmpeg
- }
- args = append(args, "-i", video)
- if width > 0 || height > 0 || fps > 0 {
- var vfargs []string
- if fps > 0 {
- vfargs = append(vfargs, fmt.Sprintf("fps=%2f", fps))
- }
- if width > 0 || height > 0 {
- if width <= 0 {
- width = -1
- }
- if height <= 0 {
- height = -1
- }
- vfargs = append(vfargs, fmt.Sprintf("scale=%d:%d", width, height))
- }
- args = append(args, "-vf", strings.Join(vfargs, ","))
- }
- args = append(args,
- "-c", "copy",
- "-c:v", encoding,
- "-f", format, "-",
- )
- if t.Debug {
- t.logf("%s %s", bin, strings.Join(args, " "))
- }
- cmd := CmdPipe{
- Out: &out,
- Debug: t.Debug,
- Stack: []*exec.Cmd{
- exec.Command(bin, args...),
- },
- }
- return &out, cmd.Run()
-}
-
-func (t Transcoder) logf(f string, v ...interface{}) {
- if !t.Debug || t.Out == nil {
- return
- }
- fmt.Fprintf(t.Out, f, v...)
-}
