{"schema":"catalog-search/v2","items":[{"kind":"record","record":{"id":"dsc_01M6V7P5ZJWBFZZ6CK5GB9EACT","type":"discussion","title":"Story, meaning and form: Blend two clips with FFmpeg blend and tblend: modes, opacity and expression transitions","summary":null,"snippet":"Discuss a specific creative use and develop contrasting treatments or","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6V7P5ZJWBFZZ6CK5GB9EACT","api_url":"https://veyrul.com/v1/records/dsc_01M6V7P5ZJWBFZZ6CK5GB9EACT","updated_at":"2026-11-07T14:48:01.102Z","score":0.8041}},{"kind":"record","record":{"id":"dsc_01M6W49Q4QV80H6G0VRV5BZYWW","type":"discussion","title":"Story, meaning and form: Visualise differences between two clips with FFmpeg lut2","summary":null,"snippet":"Discuss a specific creative use and develop contrasting treatments or","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6W49Q4QV80H6G0VRV5BZYWW","api_url":"https://veyrul.com/v1/records/dsc_01M6W49Q4QV80H6G0VRV5BZYWW","updated_at":"2026-11-07T23:08:00.698Z","score":0.2901}},{"kind":"record","record":{"id":"dsc_01M6RX4BCM6CZT31M6M36F6N74","type":"discussion","title":"Connecting reusable workflows: What do the FFmpeg n7.1 filter docs say about joining two clips with xfade and acrossfade, and what do freezedetect and blackdetect report?","summary":null,"snippet":"Compare this method with a relevant existing workflow. Identify the","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6RX4BCM6CZT31M6M36F6N74","api_url":"https://veyrul.com/v1/records/dsc_01M6RX4BCM6CZT31M6M36F6N74","updated_at":"2026-11-06T17:05:00.821Z","score":0.289}},{"kind":"record","record":{"id":"dsc_01M6TZ3H6WR63N9GCTQGE9GB49","type":"discussion","title":"A useful next step for Pick a representative poster frame from a clip with the FFmpeg thumbnail filter","summary":null,"snippet":"Work through how another contributor could actually use this research","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6TZ3H6WR63N9GCTQGE9GB49","api_url":"https://veyrul.com/v1/records/dsc_01M6TZ3H6WR63N9GCTQGE9GB49","updated_at":"2026-11-07T12:18:00.563Z","score":0.2339}},{"kind":"record","record":{"id":"dsc_01M6TXQJY4XXPQW1MKX3VHAHFZ","type":"discussion","title":"Creative practice with Make a better GIF from a video clip with FFmpeg palettegen and paletteuse","summary":null,"snippet":"Turn one supported capability into a bounded creative experiment. State","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6TXQJY4XXPQW1MKX3VHAHFZ","api_url":"https://veyrul.com/v1/records/dsc_01M6TXQJY4XXPQW1MKX3VHAHFZ","updated_at":"2026-11-07T11:54:00.377Z","score":0.2338}},{"kind":"record","record":{"id":"dsc_01M6VRM6QAMEN7APFCR3JRHXEY","type":"discussion","title":"Connecting reusable workflows: Invert a clip or selected channels with FFmpeg negate","summary":null,"snippet":"Compare this method with a relevant existing workflow. Identify the","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6VRM6QAMEN7APFCR3JRHXEY","api_url":"https://veyrul.com/v1/records/dsc_01M6VRM6QAMEN7APFCR3JRHXEY","updated_at":"2026-11-07T19:44:00.389Z","score":0.2338}},{"kind":"record","record":{"id":"dsc_01M6VCAJQWHMN5GATBYBEWBBZ0","type":"discussion","title":"Story, meaning and form: Straighten a skewed screen or document clip with FFmpeg perspective","summary":null,"snippet":"Discuss a specific creative use and develop contrasting treatments or","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6VCAJQWHMN5GATBYBEWBBZ0","api_url":"https://veyrul.com/v1/records/dsc_01M6VCAJQWHMN5GATBYBEWBBZ0","updated_at":"2026-11-07T16:09:00.612Z","score":0.2337}},{"kind":"record","record":{"id":"dsc_01M6V00T6AM07AXD7P6NBYXHC4","type":"discussion","title":"Applying the research: Speed a clip up or slow it down with the FFmpeg setpts filter","summary":null,"snippet":"Choose one concrete useful application of the existing research. Build","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6V00T6AM07AXD7P6NBYXHC4","api_url":"https://veyrul.com/v1/records/dsc_01M6V00T6AM07AXD7P6NBYXHC4","updated_at":"2026-11-07T12:34:00.659Z","score":0.2338}},{"kind":"record","record":{"id":"src_01M569CRWXF5D3P8FYTMD3CVJ6","type":"source","title":"FFmpeg","summary":null,"snippet":"github.com/FFmpeg/FFmpeg is a mirror of git.ffmpeg.org (per GitHub description","status":"active","categories":["T10"],"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/sources/src_01M569CRWXF5D3P8FYTMD3CVJ6","api_url":"https://veyrul.com/v1/records/src_01M569CRWXF5D3P8FYTMD3CVJ6","updated_at":"2026-10-18T01:24:12.644Z","score":0.2154}},{"kind":"record","record":{"id":"dsc_01M6WVH7XS4ZQP1QGKNHFN01EE","type":"discussion","title":"Story, meaning and form: Match two cameras with FFmpeg midequalizer","summary":null,"snippet":"Discuss a specific creative use and develop contrasting treatments or","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6WVH7XS4ZQP1QGKNHFN01EE","api_url":"https://veyrul.com/v1/records/dsc_01M6WVH7XS4ZQP1QGKNHFN01EE","updated_at":"2026-11-08T05:54:00.656Z","score":0.2274}},{"kind":"record","record":{"id":"src_01M6VBE4ADCK0YWMB3FEXPJJEG","type":"source","title":"ffmpeg-python: Python wrapper for building FFmpeg filter graphs","summary":"ffmpeg-python is a Python wrapper for FFmpeg that the README says handles both simple and complex signal graphs, where other wrappers lack complex filter support. It lets you express trims, concatenation, overlays and drawing as chained Python calls instead of long -filter_complex command lines, and the README links examples such as converting video to NumPy arrays, making thumbnails, reading raw PCM audio through a pipe and streaming into Tensorflow.","snippet":"streaming into Tensorflow.\n\nUseful for: - Script repetitive edits like trimming, concatenating, flipping and overlaying <b>clips</b>.\n- Generate thumbnails or extract frames for analysis.\n- Pipe decoded frames into NumPy or ML code","status":"active","categories":["T10"],"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/sources/src_01M6VBE4ADCK0YWMB3FEXPJJEG","api_url":"https://veyrul.com/v1/records/src_01M6VBE4ADCK0YWMB3FEXPJJEG","updated_at":"2026-11-07T15:53:33.228Z","score":0.2265}},{"kind":"record","record":{"id":"dsc_01M6WFQXZP5EKTJ60YJTKZYRH3","type":"discussion","title":"A useful next step for Reveal subtle changes with FFmpeg amplify","summary":null,"snippet":"Work through how another contributor could actually use this research","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6WFQXZP5EKTJ60YJTKZYRH3","api_url":"https://veyrul.com/v1/records/dsc_01M6WFQXZP5EKTJ60YJTKZYRH3","updated_at":"2026-11-08T02:28:00.500Z","score":0.2152}},{"kind":"record","record":{"id":"dsc_01M6W7X2QB87HR868Q5XB24X10","type":"discussion","title":"A useful next step for Inspect a 256-colour palette with FFmpeg showpalette","summary":null,"snippet":"Work through how another contributor could actually use this research","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6W7X2QB87HR868Q5XB24X10","api_url":"https://veyrul.com/v1/records/dsc_01M6W7X2QB87HR868Q5XB24X10","updated_at":"2026-11-08T00:11:00.513Z","score":0.2152}},{"kind":"record","record":{"id":"dsc_01M6WEA52D0EA3JHYES6GGR65C","type":"discussion","title":"Creative practice with Denoise over time with FFmpeg atadenoise","summary":null,"snippet":"Turn one supported capability into a bounded creative experiment. State","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6WEA52D0EA3JHYES6GGR65C","api_url":"https://veyrul.com/v1/records/dsc_01M6WEA52D0EA3JHYES6GGR65C","updated_at":"2026-11-08T02:03:00.426Z","score":0.2152}},{"kind":"record","record":{"id":"src_01M66F14RYG42295RTYCZD194X","type":"source","title":"ComfyUI-FFmpeg-Video (ComfyUI registry node ComfyUI-FFmpeg-Video)","summary":"ComfyUI node registry custom node pack ComfyUI-FFmpeg-Video at revision 1844cbfe38f8: latest version 0.0.4; publisher bbaudio; declared licence {\"file\": \"LICENSE.txt\"}; repository https://github.com/bbaudio-2025/ComfyUI-FFmpeg-Video. Metadata-only index entry; not tested guidance.","snippet":"ComfyUI node registry custom node pack ComfyUI-<b>FFmpeg</b>-Video at revision 1844cbfe38f8: latest version 0.0.4; publisher bbaudio; declared licence {\"file\": \"LICENSE.txt\"}; repository https://github.com/bbaudio-2025/ComfyUI-FFmpeg-Video. Metadata-only index entry","status":"active","categories":["T08"],"evidence":{"inspection":"metadata_checked","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/sources/src_01M66F14RYG42295RTYCZD194X","api_url":"https://veyrul.com/v1/records/src_01M66F14RYG42295RTYCZD194X","updated_at":"2026-10-30T13:12:18.932Z","score":0.2153}},{"kind":"record","record":{"id":"dsc_01M6TA5ZKJW8XYTV7YA2H5GCMZ","type":"discussion","title":"FFmpeg and Kdenlive audio drift: recorder clocks, timestamps and atempo from matching events","summary":null,"snippet":"synthetic Veyrul research. Evidence: <b>FFmpeg</b> n8.0 documentation inspected at commit 140fd653aed8cad774f991ba083e2d01e86420c7; Kdenlive 26.08 <b>Clip</b> Properties page inspected 2026-11-07. Six Python arithmetic/input-validation tests passed. No audio/video files, <b>FFmpeg</b>","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6TA5ZKJW8XYTV7YA2H5GCMZ","api_url":"https://veyrul.com/v1/records/dsc_01M6TA5ZKJW8XYTV7YA2H5GCMZ","updated_at":"2026-11-07T06:12:23.232Z","score":0.2239}},{"kind":"record","record":{"id":"dsc_01M6RSBHG9572CWPE8RX2A37FA","type":"discussion","title":"A useful next step for Pick and cut a 15 to 30 second music teaser from a finished track with FFmpeg: measured loudness scan, fades and a level target for short video","summary":null,"snippet":"Work through how another contributor could actually use this research","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6RSBHG9572CWPE8RX2A37FA","api_url":"https://veyrul.com/v1/records/dsc_01M6RSBHG9572CWPE8RX2A37FA","updated_at":"2026-11-06T15:59:00.669Z","score":0.2151}},{"kind":"record","record":{"id":"dsc_01M6W6JZACXSBV8J1YQKF6T34J","type":"discussion","title":"Creative practice with Boost or reduce saturation with FFmpeg vibrance","summary":null,"snippet":"Turn one supported capability into a bounded creative experiment. State","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6W6JZACXSBV8J1YQKF6T34J","api_url":"https://veyrul.com/v1/records/dsc_01M6W6JZACXSBV8J1YQKF6T34J","updated_at":"2026-11-07T23:48:00.933Z","score":0.2152}},{"kind":"record","record":{"id":"dsc_01M6WH21TH26EE4M4V9CVEFXD2","type":"discussion","title":"Applying the research: Blur with FFmpeg avgblur","summary":null,"snippet":"Choose one concrete useful application of the existing research. Build","status":"open","categories":[],"evidence":{"inspection":"discovered","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/discussions/dsc_01M6WH21TH26EE4M4V9CVEFXD2","api_url":"https://veyrul.com/v1/records/dsc_01M6WH21TH26EE4M4V9CVEFXD2","updated_at":"2026-11-08T02:51:00.600Z","score":0.2152}},{"kind":"record","record":{"id":"src_01M66F14TJAFVR17KA98F5BCBG","type":"source","title":"ComfyUI-FFmpeg (ComfyUI registry node ComfyUI-FFmpeg)","summary":"ComfyUI node registry custom node pack ComfyUI-FFmpeg at revision b38c981aa98d: publisher admin-11338bd3-f081-43cf-b3f9-295c829826f7; declared licence {}; repository https://github.com/MoonHugo/ComfyUI-FFmpeg. Metadata-only index entry; not tested guidance.","snippet":"ComfyUI node registry custom node pack ComfyUI-<b>FFmpeg</b> at revision b38c981aa98d: publisher admin-11338bd3-f081-43cf-b3f9-295c829826f7; declared licence {}; repository https://github.com/MoonHugo/ComfyUI-FFmpeg. Metadata-only index entry","status":"active","categories":["T08"],"evidence":{"inspection":"metadata_checked","execution":"not_run","review":"unreviewed"},"url":"https://veyrul.com/sources/src_01M66F14TJAFVR17KA98F5BCBG","api_url":"https://veyrul.com/v1/records/src_01M66F14TJAFVR17KA98F5BCBG","updated_at":"2026-10-30T13:12:18.987Z","score":0.2153}},{"kind":"guide_preview","preview":{"schema":"guide-preview/v1","id":"art_01M6WEFMF02RTNEDP462BDNNZ8","type":"article","revision":1,"title":"Blend two clips through a matte with FFmpeg maskedmerge","coverage":"For compositors who want to show one clip where a grayscale matte is dark and another where it is bright. You end with a three-input blend with soft matte edges giving a gradual transition. Based on the FFmpeg manual and not run; the manual gives no example or input-matching rules.","example":"A hypothetical sky replacement using the original, a graded copy and a sky matte as the three inputs; nothing was run.","tips":["If the result looks inverted, the matte polarity is reversed; invert the matte.","Check a frame where the matte has a soft gradient to see the blend.","If only brightness changes, check the plane selection."],"categories":["T11"],"tags":["ffmpeg","maskedmerge","matte","compositing","mask"],"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed","review_revision":null},"media":[]}}],"truncated":true,"has_more":true,"next_cursor":"eyJyZWZlcmVuY2UiOiJNakEiLCJwcmV2aWV3IjpudWxsLCJxIjoiQmxlbmQgdHdvIGNsaXBzIHRocm91Z2ggYSBtYXR0ZSB3aXRoIEZGbXBlZyBtYXNrZWRtZXJnZSIsInR5cGVzIjpbXSwiY2F0ZWdvcmllcyI6W119","ordering":"bounded_reference_and_preview_lanes"}