{"format": "ta-amps.seed-pack.nouns.v1", "pack_id": "frame-by-frame-video-qa", "status": "proposal_only", "records": [
{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.pack", "expected_version": 0, "producer_surface": "surface:tessera", "visibility_scope": "surface_only", "allowed_surfaces": [], "target_cohorts": ["all"], "tags": ["category:noun.skill_pack", "pack:frame-by-frame-video-qa", "role:pack", "content:authored", "spdx:MIT", "status:quarantined"], "value": {"category_id": "noun.skill_pack", "role": "pack", "pack": "frame-by-frame-video-qa", "pack_version": "0.1.0", "title": "A collection of nouns and verbs for inspecting every frame of an encoded video with nine deterministic computer-vision detectors and UI region masks", "lets_workers": "Decode and sample every frame of an encoded cut, run nine deterministic computer-vision detectors plus UI control mask occlusion checks, cluster nearby frame hits into shot-indexed findings with annotated PNG crops and findings-to-fixes records, draw a seeded stratified sample for independent review, and compute per-detector Wilson precision.", "flow": [{"verb": "frame-by-frame-video-qa.sample-frames", "when": "Decode the cut once and write temporal arrays and spatial frame measurements to a digest-pinned cache."}, {"verb": "frame-by-frame-video-qa.run-detectors", "when": "Run the nine visual detectors over the cached frame measurements and WebVTT cues."}, {"verb": "frame-by-frame-video-qa.segment-ui-masks", "when": "Segment UI buttons, inputs and panels via connected components or local SAM masks and flag caption or callout occlusions."}, {"verb": "frame-by-frame-video-qa.cluster-findings", "when": "Bridge frame hits into shot-indexed findings, annotated PNG crops, timeline charts and findings-to-fixes records."}, {"verb": "frame-by-frame-video-qa.draw-review-sample", "when": "Draw a seeded stratified sample of findings covering every firing detector."}, {"verb": "frame-by-frame-video-qa.label-review-sample", "when": "An independent reviewer labels each sampled finding as true_positive or false_positive."}, {"verb": "frame-by-frame-video-qa.compute-precision", "when": "Compute per-detector and overall precision with 95 percent Wilson intervals."}], "guardrails": [{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.exact-video-bytes", "version": 1, "value_sha256": "be920930898f5526861d1099edf99db07e1212b5a4d1d3ad93fccbef3680fc09"}, {"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.offline-deterministic-detectors", "version": 1, "value_sha256": "6b6fd6094260eefc9a494ed88beede96bd57c2d0fd5fb31275f9aacc3d56858c"}, {"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.precision-by-independent-sample", "version": 1, "value_sha256": "004234726e716d3edb1b98b042286b276eaee409dd70a52643a5a55c20a59594"}], "tool": {"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.tool.frame-qa", "version": 1, "value_sha256": "fc839b3565153a4ebeea7fe1fc7aaff9792789a487bce61d60271cc8064cddaa"}, "worked_example": "Synthetic 90-frame 1080p fixture recomputed by the test suite: left-edge clipped text, 14 px tiny text, 1.7:1 low-contrast text, a single white flash frame at frame 45, and a 0.67 s black run from frame 60 to 79, clustered into deterministic findings with a seeded review sample and Wilson precision summary.", "status": "proposal", "admission": "not_admitted", "content_kind": "authored_guidance", "license": "MIT", "provenance": {"source": "original ta-amps authored proposal", "license": "MIT", "generator": "scripts/build_packs.py", "independently_verified": false}, "dimensions": {"determinism": 0.0, "evidence_grounding": 0.0, "token_efficiency": 0.0, "safety_compliance": 0.0, "verification_tier": "unverified"}, "dimension_basis": {"measured": false, "method": "unmeasured_floor", "reason": "Tessera requires these axes, so each is set to its lowest value and the tier is unverified. No quality is claimed. Replace them only with measured values and the evidence that produced them."}, "relations": [{"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.guardrail.exact-video-bytes", "target_category": "noun.skill_pack", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.guardrail.offline-deterministic-detectors", "target_category": "noun.skill_pack", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.guardrail.precision-by-independent-sample", "target_category": "noun.skill_pack", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.spec.detectors", "target_category": "noun.benchmark_suite", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.spec.ui-masks", "target_category": "noun.model_spec", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.questions", "target_category": "noun.benchmark_suite", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.rules.safe-areas", "target_category": "noun.reflex_procedure", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.tool.frame-qa", "target_category": "noun.code_node", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.template.findings", "target_category": "noun.scene_recipe", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.frame-by-frame-video-qa/frame-by-frame-video-qa.v0.1.0.template.review-labels", "target_category": "noun.scene_recipe", "note": ""}]}},
{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.exact-video-bytes", "expected_version": 0, "producer_surface": "surface:tessera", "visibility_scope": "surface_only", "allowed_surfaces": [], "target_cohorts": ["all"], "tags": ["category:noun.skill_pack", "pack:frame-by-frame-video-qa", "role:guardrail", "content:authored", "spdx:MIT", "status:quarantined"], "value": {"category_id": "noun.skill_pack", "role": "guardrail", "pack": "frame-by-frame-video-qa", "pack_version": "0.1.0", "title": "Guardrail: bind every frame cache, hit list and finding to the video SHA-256", "category_reason": "A reusable rule every verb in this pack follows, with a deterministic check.", "rule": "Every frame cache, detector hit file, clustered finding set and annotated crop records the SHA-256 of the encoded video file it inspected. Clustering or reporting refuses to combine hit lists from different bytes.", "how_it_is_checked": "analyze_cut and the cluster command compare video_sha256 across cache metadata, hit files and probed video bytes before emitting findings.", "status": "proposal", "admission": "not_admitted", "content_kind": "authored_guidance", "license": "MIT", "provenance": {"source": "original ta-amps authored proposal", "license": "MIT", "generator": "scripts/build_packs.py", "independently_verified": false}, "dimensions": {"determinism": 0.0, "evidence_grounding": 0.0, "token_efficiency": 0.0, "safety_compliance": 0.0, "verification_tier": "unverified"}, "dimension_basis": {"measured": false, "method": "unmeasured_floor", "reason": "Tessera requires these axes, so each is set to its lowest value and the tier is unverified. No quality is claimed. Replace them only with measured values and the evidence that produced them."}, "relations": []}},
{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.offline-deterministic-detectors", "expected_version": 0, "producer_surface": "surface:tessera", "visibility_scope": "surface_only", "allowed_surfaces": [], "target_cohorts": ["all"], "tags": ["category:noun.skill_pack", "pack:frame-by-frame-video-qa", "role:guardrail", "content:authored", "spdx:MIT", "status:quarantined"], "value": {"category_id": "noun.skill_pack", "role": "guardrail", "pack": "frame-by-frame-video-qa", "pack_version": "0.1.0", "title": "Guardrail: local offline execution with deterministic model-free fallback", "category_reason": "A reusable rule keeping frame inspection reproducible and network-free.", "rule": "Frame inspection never calls remote APIs or downloads weights at runtime. RapidOCR and local Meta SAM mask adapters run only when locally installed, and connected-component vision detectors provide a complete deterministic baseline.", "how_it_is_checked": "Two runs on fresh caches produce byte-identical findings.json and frames.jsonl.gz streams, verified in test_clips.py and test_ui_masks.py.", "status": "proposal", "admission": "not_admitted", "content_kind": "authored_guidance", "license": "MIT", "provenance": {"source": "original ta-amps authored proposal", "license": "MIT", "generator": "scripts/build_packs.py", "independently_verified": false}, "dimensions": {"determinism": 0.0, "evidence_grounding": 0.0, "token_efficiency": 0.0, "safety_compliance": 0.0, "verification_tier": "unverified"}, "dimension_basis": {"measured": false, "method": "unmeasured_floor", "reason": "Tessera requires these axes, so each is set to its lowest value and the tier is unverified. No quality is claimed. Replace them only with measured values and the evidence that produced them."}, "relations": []}},
{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.guardrail.precision-by-independent-sample", "expected_version": 0, "producer_surface": "surface:tessera", "visibility_scope": "surface_only", "allowed_surfaces": [], "target_cohorts": ["all"], "tags": ["category:noun.skill_pack", "pack:frame-by-frame-video-qa", "role:guardrail", "content:authored", "spdx:MIT", "status:quarantined"], "value": {"category_id": "noun.skill_pack", "role": "guardrail", "pack": "frame-by-frame-video-qa", "pack_version": "0.1.0", "title": "Guardrail: detector precision is measured on a seeded sample labelled by a reviewer", "category_reason": "Separates automated detector hits from confirmed defects.", "rule": "Automated visual detectors trade recall against false alarms on stylized layouts. A seeded stratified sample across firing detectors is labelled by a human or independent reviewer before quoting precision.", "how_it_is_checked": "draw_sample selects at least one finding per firing detector with an explicit random seed, and precision computes Wilson 95 percent intervals from labelled rows only.", "status": "proposal", "admission": "not_admitted", "content_kind": "authored_guidance", "license": "MIT", "provenance": {"source": "original ta-amps authored proposal", "license": "MIT", "generator": "scripts/build_packs.py", "independently_verified": false}, "dimensions": {"determinism": 0.0, "evidence_grounding": 0.0, "token_efficiency": 0.0, "safety_compliance": 0.0, "verification_tier": "unverified"}, "dimension_basis": {"measured": false, "method": "unmeasured_floor", "reason": "Tessera requires these axes, so each is set to its lowest value and the tier is unverified. No quality is claimed. Replace them only with measured values and the evidence that produced them."}, "relations": []}},
{"store": "seedpack.frame-by-frame-video-qa", "key": "frame-by-frame-video-qa.v0.1.0.spec.detectors", "expected_version": 0, "producer_surface": "surface:tessera", "visibility_scope": "surface_only", "allowed_surfaces": [], "target_cohorts": ["all"], "tags": ["category:noun.benchmark_suite", "pack:frame-by-frame-video-qa", "role:spec", "content:authored", "spdx:MIT", "status:quarantined"], "value": {"category_id": "noun.benchmark_suite", "role": "spec", "pack": "frame-by-frame-video-qa", "pack_version": "0.1.0", "title": "Detector specification: sampling cadence, safe areas, nine visual detectors and clustering rules", "category_reason": "Defines the exact thresholds, questions and severity mapping that the frame-by-frame QA suite evaluates.", "spec": {"format": "frame-qa.spec.v1", "sampling": {"temporal_every_frames": 1, "spatial_every_frames": 2, "why_every_second_frame": "Text is detected and measured on every second frame, 15 times a second at 30 fps: a text layout that lasts two frames (67 ms) is always sampled, and anything shorter is a flash that the transition detector, which reads every frame, reports. Edges, panels and border bands are measured on every frame.", "thumb_width_px": 320, "panel_scale": 2}, "text": {"engine": "auto", "box_thresh": 0.5, "min_line_px": 6, "cap_em": 0.71, "font_size_rule": "Estimated font size is the line's cap or ascender height divided by 0.71, the median cap-to-em ratio measured on IBM Plex Sans, Space Grotesk and JetBrains Mono from 12 to 72 px (range 0.67 to 0.77). A line with only x-height letters reads about 25 percent small, so such a line takes its neighbour's size when the two share a block.", "reference_height_px": 1080}, "safe_areas": {"title_safe_share": 0.05, "action_safe_share": 0.035, "touch_px": 2, "rule": "Title-safe keeps text 5 percent in from every edge and action-safe keeps any content 3.5 percent in, of the frame's width for the sides and of its height for the top and bottom."}, "detectors": {"cut_off_content": {"questions": ["Does any text touch or run off a frame edge?", "Is any text inside the 3.5 percent action-safe margin?", "Is any text inside the 5 percent title-safe margin?", "Does interface content run off a frame edge, by edges crossing the frame's outermost pixels?"], "thresholds": {"border_step_levels": 24, "ui_min_crossings": 10, "ui_min_band_density": 0.03, "min_duration_s": 0.2}, "severity": {"text_at_edge": "major when it lasts 0.5 s or more, else minor", "text_in_action_margin": "minor", "text_in_title_margin": "note", "ui_off_edge": "note"}}, "cut_off_windows": {"questions": ["Does a window, card or panel reach the frame edge, so part of it is outside the frame?", "Is text inside that panel cut by the same edge?"], "thresholds": {"min_area_share": 0.01, "min_side_px": 60, "rect_min": 0.88, "flat_std": 2.5, "step_levels": 6, "edge_tolerance_px": 10, "min_duration_s": 0.3}, "severity": {"panel_at_edge": "minor", "panel_at_edge_with_cut_text": "major"}}, "overlaps": {"questions": ["Do two text lines overlap each other?", "Does a callout chip or label cover part of a line of page text?"], "thresholds": {"text_overlap_min_share": 0.1, "text_overlap_major_share": 0.3, "duplicate_iou": 0.85, "chip_min_overlap_px": 2, "chip_major_share": 0.25, "chip_max_area_share": 0.03, "chip_color_step": 12, "min_duration_s": 0.2}, "severity": {"text_on_text": "major from 30 percent of the smaller line, else minor", "chip_covers_text": "major from 25 percent of the covered line's height, else minor"}}, "small_text": {"questions": ["Is any text smaller than 24 px at 1080p?", "Is any text smaller than 16 px at 1080p?", "Would any text be smaller than 12 px on a 390 px wide phone screen?"], "thresholds": {"min_font_px": 24, "major_font_px": 16, "phone_width_px": 390, "min_phone_px": 12, "min_glyphs": 2, "min_duration_s": 0.2}, "severity": {"under_16_px": "major", "under_24_px": "minor", "under_12_px_on_phone": "note"}}, "transitions": {"questions": ["Where are the hard cuts and the dissolves?", "Does a dissolve blend two text-heavy frames into a double exposure?", "Is there a flash frame: one or two frames unlike both neighbours?", "Is there a jump cut inside a shot: an abrupt change with the same layout either side?", "Are there black or blank frames?"], "thresholds": {"change_level": 3.0, "change_share": 0.003, "cut_level": 12.0, "cut_share": 0.4, "dissolve_min_frames": 3, "dissolve_max_frames": 60, "blend_max_residual": 0.12, "blend_max_error": 0.25, "blend_min_share": 0.002, "blend_min_distinct": 0.2, "text_heavy_share": 0.02, "text_ghost_overlap": 0.15, "flash_max_frames": 2, "flash_min_level": 12.0, "flash_return_share": 0.25, "jump_same_layout_share": 0.6, "jump_min_changed_share": 0.01, "black_max_luma": 16, "black_max_p99": 40, "blank_max_std": 1.5, "blank_max_step": 6}, "severity": {"double_exposure": "major from 6 frames, else minor", "flash_frame": "major", "jump_cut": "minor when the frame jumps, note when an element pops in", "black_or_blank": "major from 0.5 s, minor for a shorter run, note at the very start or end", "cut_or_dissolve": "note"}}, "freezes_and_motion": {"questions": ["Is the picture frozen for more than 1.5 s?", "Does the content stay still, apart from a camera drift, for more than 1.5 s?", "Does text move fast enough to hurt reading while it is on screen?", "Is there a sudden spike in motion speed?"], "thresholds": {"freeze_max_level": 0.12, "freeze_min_s": 1.5, "still_lag_frames": 15, "still_change_level": 24, "still_max_changed_share": 0.004, "still_min_s": 1.5, "still_minor_s": 6.0, "text_speed_minor_px": 3.0, "text_speed_major_px": 8.0, "text_motion_min_s": 0.3, "spike_ratio": 4.0, "spike_min_px": 4.0, "shift_min_response": 0.3, "shift_min_gain": 0.5}, "severity": {"freeze": "minor from 1.5 s, major from 4 s", "near_static": "note, minor from 6 s", "text_motion": "minor from 3 px a frame, major from 8 px a frame", "motion_spike": "minor"}}, "caption_collisions": {"questions": ["While a caption cue shows, is there text or proof in the bottom 18 percent of the frame?", "Does that text sit where the player draws the caption?"], "thresholds": {"band_share": 0.18, "caption_font_share": 0.045, "char_em": 0.52, "line_gap_em": 1.25, "min_glyphs": 2, "min_duration_s": 0.2}, "severity": {"under_caption_box": "major", "in_band_beside_caption": "minor"}}, "contrast": {"questions": ["Is any text below 4.5 to 1 against its background, or below 3 to 1 when it is 24 px or larger?", "Is any text below 2 to 1?"], "thresholds": {"normal_min": 4.5, "large_min": 3.0, "large_font_px": 24, "major_below": 2.0, "min_glyphs": 3, "min_line_px": 8, "min_duration_s": 0.2}, "severity": {"below_2": "major", "below_minimum": "minor"}}, "layered_edges": {"questions": ["Is the frame busy: dense edges at three scales at once?", "Does content cross a panel's boundary, spilling out of its container?"], "thresholds": {"canny_low": 50, "canny_high": 150, "busy_density": [0.07, 0.1, 0.14], "busy_min_s": 1.0, "spill_min_px": 8, "spill_min_share": 0.1, "spill_major_share": 0.25, "min_duration_s": 0.2}, "severity": {"busy_frame": "note", "spill": "minor, major from 25 percent outside"}}}, "clustering": {"max_gap_frames": 4, "match_iou": 0.3, "rule": "Hits of one detector and kind on nearby frames whose boxes overlap by at least 0.3 IoU are one finding; a gap of up to 4 frames is bridged."}, "severity_scale": {"levels": ["blocker", "major", "minor", "note"], "findings_to_fixes": {"blocker": "P1", "major": "P2", 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these axes, so each is set to its lowest value and the tier is unverified. No quality is claimed. Replace them only with measured values and the evidence that produced them."}, "relations": [{"relation": "requires_noun", "target_id": "seedpack.video-review/video-review.v0.1.0.severity-guide", "target_category": "noun.benchmark_suite", "note": ""}, {"relation": "requires_noun", "target_id": "seedpack.findings-to-fixes/findings-to-fixes.v0.1.0.template.finding", "target_category": "noun.seed_hypothesis", "note": ""}]}},
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