# video-tool

**Repository Path**: fa0/video-tool

## Basic Information

- **Project Name**: video-tool
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2025-02-14
- **Last Updated**: 2026-01-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

### 带有音频拼接+没有过渡

```bash
ffmpeg -f concat -safe 0 -i filelist.txt -c copy output.mp4
```

### 带有音频拼接+没有过渡

```bash
./bin/ffmpeg \
-i 素材/视频素材/开头视频3s/f873c5b9697aad3d3c45733760019414.mp4 \
-i 素材/视频素材/普通视频3s/6f91a9a82b13e88910df2eb3fdecdd4a.mp4 \
-i 素材/视频素材/普通视频2s/fe617ddbac36662d37cf927f5fefdbce.mp4 \
-filter_complex \
"[0:v][0:a][1:v][1:a][2:v][2:a]concat=n=3:v=1:a=1[outv][outa]" \
-map "[outv]" -map "[outa]" output.mp4
```

### 带有音频拼接+过渡

```bash
./bin/ffmpeg \
-i 素材/视频素材/开头视频3s/f873c5b9697aad3d3c45733760019414.mp4 \
-i 素材/视频素材/普通视频3s/6f91a9a82b13e88910df2eb3fdecdd4a.mp4 \
-i 素材/视频素材/普通视频2s/fe617ddbac36662d37cf927f5fefdbce.mp4 \
-filter_complex "\
[0:v]format=yuv420p,setpts=PTS-STARTPTS[v0]; \
[1:v]format=yuv420p,setpts=PTS-STARTPTS[v1]; \
[2:v]format=yuv420p,setpts=PTS-STARTPTS[v2]; \
[0:a]aformat=sample_fmts=fltp:sample_rates=44100:channel_layouts=stereo,asetpts=PTS-STARTPTS[a0]; \
[1:a]aformat=sample_fmts=fltp:sample_rates=44100:channel_layouts=stereo,asetpts=PTS-STARTPTS[a1]; \
[2:a]aformat=sample_fmts=fltp:sample_rates=44100:channel_layouts=stereo,asetpts=PTS-STARTPTS[a2]; \
[v0][v1]xfade=transition=fade:duration=1:offset=2[xv01]; \
[xv01][v2]xfade=transition=fade:duration=1:offset=4[outv]; \
[a0][a1]acrossfade=d=1:c1=tri:c2=tri[xa01]; \
[xa01][a2]acrossfade=d=1:c1=tri:c2=tri[outa]" \
-map "[outv]" -map "[outa]" output.mp4

```

### 删除音频拼接+过渡

```bash
./bin/ffmpeg1 \
-i 素材/视频素材/开头视频3s/f873c5b9697aad3d3c45733760019414.mp4 \
-i 素材/视频素材/普通视频3s/6f91a9a82b13e88910df2eb3fdecdd4a.mp4 \
-i 素材/视频素材/普通视频2s/fe617ddbac36662d37cf927f5fefdbce.mp4 \
-filter_complex "\
[0:v]format=yuv420p,setpts=PTS-STARTPTS[v0]; \
[1:v]format=yuv420p,setpts=PTS-STARTPTS[v1]; \
[2:v]format=yuv420p,setpts=PTS-STARTPTS[v2]; \
[v0][v1]xfade=transition=fade:duration=1:offset=2[xv01]; \
[xv01][v2]xfade=transition=fade:duration=1:offset=4[outv]" \
-map "[outv]" \
-c:v libx264 -preset medium -crf 23 -pix_fmt yuv420p -profile:v high  \
output.mp4
```