msrd0/render_video
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use -ss/-t instead of trim

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This commit is contained in:
Dominic 2023-11-02 11:07:35 +01:00
parent 2a8ba70e23
commit f4fe73bf5f
Signed by: msrd0
GPG key ID: DCC8C247452E98F9
2 changed files with 13 additions and 22 deletions
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1
src/render/ffmpeg.rs
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@ -40,6 +40,7 @@ impl FfmpegInput {
cmd.arg("-r").arg(fps.to_string());
}
if let Some(start) = self.start {
cmd.arg("-seek_streams_individually").arg("false");
cmd.arg("-ss").arg(format_time(start));
}
if let Some(duration) = self.duration {

34
src/render/mod.rs
View file

@ -279,7 +279,7 @@ impl<'a> Renderer<'a> {
// add all of our inputs
let intro = ffmpeg.add_input(FfmpegInput::new(self.target.join("intro.mp4")));
let rec = ffmpeg.add_input(FfmpegInput::new(self.target.join("recording.mp4")));
let rec_file = self.target.join("recording.mp4");
let outro = ffmpeg.add_input(FfmpegInput::new(self.target.join("outro.mp4")));
let logo = ffmpeg.add_input(FfmpegInput::new(self.target.join("logo.png")));
let ff = ffmpeg.add_input(FfmpegInput::new(self.target.join("fastforward.png")));
@ -297,12 +297,10 @@ impl<'a> Renderer<'a> {
project.source.fast.sort();
for (i, (ff_st, ff_end)) in project.source.fast.iter().rev().enumerate() {
if let Some(prev_end) = part2_end_of_the_start {
let recffbetween = format!("recff{i}between");
ffmpeg.add_filter(Filter::Trim {
input: rec.clone().into(),
let recffbetween = ffmpeg.add_input(FfmpegInput {
start: Some(*ff_end),
duration: Some(prev_end),
output: recffbetween.clone().into()
duration: Some(prev_end - *ff_end),
..FfmpegInput::new(rec_file.clone())
});
part2.push_front(recffbetween.into());
} else {
@ -310,12 +308,10 @@ impl<'a> Renderer<'a> {
}
part2_end_of_the_start = Some(*ff_st);
let recffpart = format!("recff{i}part");
ffmpeg.add_filter(Filter::Trim {
input: rec.clone().into(),
let recffpart = ffmpeg.add_input(FfmpegInput {
start: Some(*ff_st),
duration: Some(*ff_end - *ff_st),
output: recffpart.clone().into()
..FfmpegInput::new(rec_file.clone())
});
let recff = format!("recff{i}");
@ -333,34 +329,28 @@ impl<'a> Renderer<'a> {
let end = project.source.end.unwrap();
let part2_last_part_duration;
if part2.is_empty() {
let rectrim = "rectrim";
part2_last_part_duration = end - start;
ffmpeg.add_filter(Filter::Trim {
input: rec.into(),
let rectrim = ffmpeg.add_input(FfmpegInput {
start: Some(start),
duration: Some(part2_last_part_duration),
output: rectrim.into()
..FfmpegInput::new(rec_file.clone())
});
part2.push_back(rectrim.into());
}
// otherwise add the first and last parts separately
else {
let rectrimst = "rectrimst";
ffmpeg.add_filter(Filter::Trim {
input: rec.clone().into(),
let rectrimst = ffmpeg.add_input(FfmpegInput {
start: Some(start),
duration: Some(part2_end_of_the_start.unwrap() - start),
output: rectrimst.into()
..FfmpegInput::new(rec_file.clone())
});
part2.push_front(rectrimst.into());
let rectrimend = "rectrimend";
part2_last_part_duration = end - part2_start_of_the_end.unwrap();
ffmpeg.add_filter(Filter::Trim {
input: rec.into(),
let rectrimend = ffmpeg.add_input(FfmpegInput {
start: Some(part2_start_of_the_end.unwrap()),
duration: Some(part2_last_part_duration),
output: rectrimend.into()
..FfmpegInput::new(rec_file.clone())
});
part2.push_back(rectrimend.into());
}