lightricksltx-2.5alpha-gen
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LTX 2.5 Alpha Gen extracts frame-matched foreground mattes from existing video, preserving partial transparency in hair and soft edges. It returns a grayscale matte MP4 and a ProRes 4444 cutout with straight alpha for compositing.
{
"matte_video": {
"url": "https://v3b.fal.media/files/b/0ab1effe/NWz7Bb8A_3_wxNs9ySR6m_matte.mp4",
"content_type": "video/mp4",
"file_name": "matte.mp4",
"file_size": 833461
},
"cutout_video": {
"url": "https://v3b.fal.media/files/b/0ab1efff/CoGMcBkwwC57TVCgKHtMB_cutout.mov",
"content_type": "video/quicktime",
"file_name": "cutout.mov",
"file_size": 205310622
}
}{
"matte_video": {
"url": "https://v3b.fal.media/files/b/0ab1f018/KMM-SXs8S555ndMGnXsfk_matte.mp4",
"content_type": "video/mp4",
"file_name": "matte.mp4",
"file_size": 1692543
},
"cutout_video": {
"url": "https://v3b.fal.media/files/b/0ab1f019/IvN8zhubhw2YBY3Oeq3Kp_cutout.mov",
"content_type": "video/quicktime",
"file_name": "cutout.mov",
"file_size": 322809708
}
}{
"matte_video": {
"url": "https://v3b.fal.media/files/b/0ab1f023/E4XHDwS8qL-Bk9UTAvlqm_matte.mp4",
"content_type": "video/mp4",
"file_name": "matte.mp4",
"file_size": 254652
},
"cutout_video": {
"url": "https://v3b.fal.media/files/b/0ab1f024/kKOSjVuheTulWcJZOXW_a_cutout.mov",
"content_type": "video/quicktime",
"file_name": "cutout.mov",
"file_size": 171373094
}
}