compression-high-bitrate-bars
Aprovado
A saída é menor que a entrada
Estes são os ajustes e as contagens de bytes registrados para este clipe.
| Resultado de tamanho | Valor registrado |
|---|---|
| Preset | smallest |
| Qualidade | 20 |
| Alvo de tamanho | Desligado |
| Resolução original | 1280×720 |
| Taxa de quadros original | 24 |
| Codec de saída | vp9 + opus |
| Bytes de entrada | 2976898 |
| Bytes de saída | 149460 |
| Mudança de bytes | -2827438 |
Se precisar de um arquivo menor, tente uma resolução mais baixa, uma qualidade mais baixa ou um alvo de tamanho como referência, e compare o mesmo quadro e os bytes exportados antes de ficar com o resultado.
- Formato
- mp4
- Bytes
- 2976898
- SHA-256
323e12f272e3b3fe8162883e123559c32a2d89d7b6b3431d3124f3a666740204- Licença
- CC0-1.0
- Origem
- Generated CC0 lab input on 2026-10-26 with ffmpeg 6.1.1: testsrc2 1280x720, 24 fps, 2 seconds, sine 440 Hz, libx264 ultrafast CBR 12000k, AAC 128k. Original lab input, not a camera recording.
Arquivo original assets/video-lab/cpk-lab-cc0-high-bitrate-bars-1280x720.mp4
Ações usadas
- opened /tools/video-compressor/
- uploaded cpk-lab-cc0-high-bitrate-bars-1280x720.mp4
- selected preset smallest
- set quality 20
- left target size off
- clicked #start
- clicked #save
Opções registradas
- webCodecs
- true
- preset
- smallest
- targetEnabled
- false
- quality
- 20
- keepAudio
- true
- resolution
- Original
- fps
- Original
- engineLabel
- WebCodecs
Entrada registrada
- sha256
- 323e12f272e3b3fe8162883e123559c32a2d89d7b6b3431d3124f3a666740204
- bytes
- 2976898
- video
- {"codec":"h264","width":1280,"height":720,"fps":24,"bitrate":11768644,"durationSec":2,"audioCodec":"aac","audioPresent":true}
assets/video-compression/compression-high-bitrate-bars-output.webm
Sonda da saída
- video
- {"codec":"vp9","width":1280,"height":720,"fps":24,"audioCodec":"opus","audioPresent":true}
- summary
- This download probed as vp9 with opus audio. Output is 149460 bytes and the input fixture is 2976898 bytes. The output file is smaller than the input on this clip. ffprobe duration was 2.02 seconds. Elapsed 455ms is for this environment only.
0b11fbd73e2c18d98ee7d9a9bf0733a88f1c68ea74ac9ccdb47bc54370cae7a0 · 149460
Verificações registradas
- outputLargerThanInput
- false
- outputSmallerThanInput
- true
- video
- {"codec":"vp9","width":1280,"height":720,"audioCodec":"opus","audioPresent":true}
- summary
- Output is 149460 bytes and the input fixture is 2976898 bytes. The output file is smaller than the input on this clip. Elapsed 455ms is for this environment only.
- elapsedMs
- 455
- elapsedScope
- this environment only
Limites registrados neste caso
- Captured on 2026-10-26 in headless Chrome/156.0.8078.47 against the local Video Compressor page at commit bf34759887a62ae15fdb13404a9f2fcf6aa568b9. This case is not part of the 2026-10-02 shutter.
- ffprobe read the output duration as 2.02 seconds against a 2.00 second input. That reading is this file only.
Capturas de tela da sessão
