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// Copyright (c) 2018 Henry Slawniak <https://datacenterscumbags.com/>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package main
import (
"fmt"
"github.com/go-playground/log"
"os"
"os/exec"
"path/filepath"
"runtime/debug"
)
func generateThumbnails(vid *Video) {
binary := GetFFMpegBinary()
if *frameWidth == 0 {
*frameWidth = vid.Width
}
for i := 0; i < vid.ThumbCount; i++ {
cmd := exec.Command(
binary, "-n",
"-ss", fmt.Sprintf("%f", vid.Step*float64(i)),
"-i", vid.Location,
"-vframes", "1",
"-vf", fmt.Sprintf("scale=%d:-1:", *frameWidth),
filepath.Join(os.TempDir(), fmt.Sprintf("%s-%d.png", vid.SHA1.Hex(), i)),
)
// cmd.Stdout = os.Stdout
// cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
debug.PrintStack()
log.Error(err.Error())
}
}
}