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Consolidate timewarp computation and add tests.

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This commit is contained in:
robin@ynput.io 2025-01-15 18:43:02 +01:00
parent 704ef232b6
commit 8351395a82
6 changed files with 1015 additions and 13 deletions
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48
client/ayon_core/pipeline/editorial.py
View file

@ -375,10 +375,6 @@ def get_media_range_with_retimes(otio_clip, handle_start, handle_end):
tw_node.update(metadata)
tw_node["lookup"] = list(lookup)
# get first and last frame offsets
offset_in += lookup[0]
offset_out += lookup[-1]
# add to timewarp nodes
time_warp_nodes.append(tw_node)
@ -403,19 +399,14 @@ def get_media_range_with_retimes(otio_clip, handle_start, handle_end):
src_in = conformed_source_range.start_time
src_duration = conformed_source_range.duration
offset_in = otio.opentime.RationalTime(offset_in, rate=src_in.rate)
offset_duration = otio.opentime.RationalTime(
offset_out,
rate=src_duration.rate
)
retimed_duration = otio.opentime.RationalTime(
src_duration.value * abs(time_scalar),
src_duration.rate
)
trim_range = otio.opentime.TimeRange(
start_time=src_in + offset_in,
duration=retimed_duration + offset_duration
start_time=src_in,
duration=retimed_duration,
)
# preserve discrete frame numbers
@ -431,7 +422,6 @@ def get_media_range_with_retimes(otio_clip, handle_start, handle_end):
media_in_trimmed = conformed_source_range.start_time.value + offset_in
offset_duration = conformed_source_range.duration.value * abs(time_scalar)
offset_duration += offset_out
offset_duration -= 1 # duration 1 frame -> freeze frame -> end = start + 0
offset_duration = max(0, offset_duration) # negative duration = frozen frame
media_out_trimmed = media_in_trimmed + offset_duration
@ -439,6 +429,38 @@ def get_media_range_with_retimes(otio_clip, handle_start, handle_end):
media_in = available_range.start_time.value
media_out = available_range.end_time_inclusive().value
if time_warp_nodes:
# Naive approach: Resolve consecutive timewarp(s) on range,
# then check if plate range has to be extended beyond source range.
frame_range = [media_in_trimmed]
in_frame = media_in_trimmed + time_scalar
while in_frame <= media_out_trimmed:
frame_range.append(in_frame)
in_frame += time_scalar
for tw_idx, tw in enumerate(time_warp_nodes):
for idx, frame_number in enumerate(frame_range):
# First timewarp, apply on media range
if tw_idx == 0:
frame_range[idx] = round(frame_number + tw["lookup"][idx] * time_scalar)
# Consecutive timewarp, apply on the previous result
else:
new_idx = round(idx + tw["lookup"][idx])
if not 0 <= new_idx < len(frame_range):
# TODO: implementing this would need to actually have
# retiming engine resolve process within AYON, resolving wraps
# as curves, then projecting those into the previous media_range.
raise NotImplementedError(
"Unsupported consecutive timewarps (out of computed range)"
)
frame_range[idx] = frame_range[new_idx]
# adjust range if needed
media_in_trimmed = min(media_in_trimmed, min(frame_range))
media_out_trimmed = max(media_out_trimmed, max(frame_range))
# adjust available handles if needed
if (media_in_trimmed - media_in) < handle_start:
handle_start = max(0, media_in_trimmed - media_in)

181
tests/client/ayon_core/pipeline/editorial/resources/img_seq_2x_time_warp.json Normal file
View file

@ -0,0 +1,181 @@
{
"OTIO_SCHEMA": "Clip.2",
"metadata": {},
"name": "sh010",
"source_range": {
"OTIO_SCHEMA": "TimeRange.1",
"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 11.0
},
"start_time": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 909986.0387191772
}
},
"effects": [
{
"OTIO_SCHEMA": "LinearTimeWarp.1",
"metadata": {},
"name": "Speed",
"effect_name": "LinearTimeWarp",
"time_scalar": 2.0
},
{
"OTIO_SCHEMA": "TimeEffect.1",
"metadata": {
"length": 4.0,
"lookup": [
2.0,
1.7039999923706057,
1.431999991416931,
1.2079999942779533,
1.055999998092652,
1.0,
1.056000007629395,
1.208000022888184,
1.432000034332276,
1.7040000305175766,
2.0
]
},
"name": "TimeWarp6",
"effect_name": "TimeWarp"
}
],
"markers": [
{
"OTIO_SCHEMA": "Marker.2",
"metadata": {
"applieswhole": "1",
"hiero_source_type": "TrackItem",
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"label": "AYONdata_9f37cdbf",
"note": "AYON data container"
},
"name": "AYONdata_9f37cdbf",
"color": "RED",
"marked_range": {
"OTIO_SCHEMA": "TimeRange.1",
"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 0.0
},
"start_time": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 0.0
}
}
}
],
"enabled": true,
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"metadata": {
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"ayon.source.pixelAspect": 1.0,
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"foundry.source.duration": "301",
"foundry.source.filename": "output.%07d.exr 948674-948974",
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"foundry.source.fragments": "301",
"foundry.source.framerate": "25",
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"foundry.source.height": "720",
"foundry.source.layers": "colour",
"foundry.source.path": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange/output.%07d.exr 948674-948974",
"foundry.source.pixelAspect": "1",
"foundry.source.pixelAspectRatio": "",
"foundry.source.pixelformat": "RGBA (Float16) Open Color IO space: 11",
"foundry.source.reelID": "",
"foundry.source.resolution": "",
"foundry.source.samplerate": "Invalid",
"foundry.source.shortfilename": "output.%07d.exr 948674-948974",
"foundry.source.shot": "",
"foundry.source.shotDate": "",
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"foundry.source.timecode": "948674",
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"foundry.timeline.colorSpace": "ACES - ACES2065-1",
"foundry.timeline.duration": "301",
"foundry.timeline.framerate": "25",
"foundry.timeline.outputformat": "",
"foundry.timeline.poster": "0",
"foundry.timeline.posterLayer": "colour",
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"isSequence": true,
"media.exr.channels": "B:{1 0 1 1},G:{1 0 1 1},R:{1 0 1 1}",
"media.exr.compression": "2",
"media.exr.compressionName": "Zip (1 scanline)",
"media.exr.dataWindow": "1,1,1278,718",
"media.exr.displayWindow": "0,0,1279,719",
"media.exr.lineOrder": "0",
"media.exr.pixelAspectRatio": "1",
"media.exr.screenWindowCenter": "0,0",
"media.exr.screenWindowWidth": "1",
"media.exr.type": "scanlineimage",
"media.exr.version": "1",
"media.input.bitsperchannel": "16-bit half float",
"media.input.ctime": "2025-01-13 14:26:25",
"media.input.filename": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange/output.0948674.exr",
"media.input.filereader": "exr",
"media.input.filesize": "214941",
"media.input.frame": "1",
"media.input.height": "720",
"media.input.mtime": "2025-01-13 14:26:25",
"media.input.width": "1280",
"media.nuke.full_layer_names": "0",
"media.nuke.node_hash": "b13e3153b31d8f14",
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"padding": 7
},
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"duration": {
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"target_url_base": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange\\",
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"frame_zero_padding": 7,
"missing_frame_policy": "error"
}
},
"active_media_reference_key": "DEFAULT_MEDIA"
}

216
tests/client/ayon_core/pipeline/editorial/resources/img_seq_multiple_tws.json Normal file
View file

@ -0,0 +1,216 @@
{
"OTIO_SCHEMA": "Clip.2",
"metadata": {},
"name": "sh010",
"source_range": {
"OTIO_SCHEMA": "TimeRange.1",
"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 11.0
},
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"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 909986.0387191772
}
},
"effects": [
{
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"metadata": {
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6.147999965667726,
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10.0
]
},
"name": "TimeWarp3",
"effect_name": "TimeWarp"
},
{
"OTIO_SCHEMA": "TimeEffect.1",
"metadata": {
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0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
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0.0,
0.0
]
},
"name": "TimeWarp4",
"effect_name": "TimeWarp"
},
{
"OTIO_SCHEMA": "TimeEffect.1",
"metadata": {
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0.0,
0.0,
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]
},
"name": "TimeWarp5",
"effect_name": "TimeWarp"
}
],
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"media.exr.type": "scanlineimage",
"media.exr.version": "1",
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"media.input.filename": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange/output.0948674.exr",
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174
tests/client/ayon_core/pipeline/editorial/resources/img_seq_tw_beyond_range.json Normal file
View file

@ -0,0 +1,174 @@
{
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}
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}
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"foundry.source.samplerate": "Invalid",
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"foundry.timeline.posterLayer": "colour",
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"media.exr.channels": "B:{1 0 1 1},G:{1 0 1 1},R:{1 0 1 1}",
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"media.exr.version": "1",
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"media.input.ctime": "2025-01-13 14:26:25",
"media.input.filename": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange/output.0948674.exr",
"media.input.filereader": "exr",
"media.input.filesize": "214941",
"media.input.frame": "1",
"media.input.height": "720",
"media.input.mtime": "2025-01-13 14:26:25",
"media.input.width": "1280",
"media.nuke.full_layer_names": "0",
"media.nuke.node_hash": "b13e3153b31d8f14",
"media.nuke.version": "15.0v5",
"padding": 7
},
"name": "",
"available_range": {
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"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 25.0,
"value": 301.0
},
"start_time": {
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"rate": 25.0,
"value": 948674.0
}
},
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"target_url_base": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange\\",
"name_prefix": "output.",
"name_suffix": ".exr",
"start_frame": 948674,
"frame_step": 1,
"rate": 25.0,
"frame_zero_padding": 7,
"missing_frame_policy": "error"
}
},
"active_media_reference_key": "DEFAULT_MEDIA"
}

174
tests/client/ayon_core/pipeline/editorial/resources/qt_timewarp.json Normal file
View file

@ -0,0 +1,174 @@
{
"OTIO_SCHEMA": "Clip.2",
"metadata": {},
"name": "sh010",
"source_range": {
"OTIO_SCHEMA": "TimeRange.1",
"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 11.0
},
"start_time": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 23.976024627685547,
"value": 909986.0387191772
}
},
"effects": [
{
"OTIO_SCHEMA": "TimeEffect.1",
"metadata": {
"length": 4.0,
"lookup": [
2.0,
1.8959999809265136,
1.767999971389771,
1.59199997138977,
1.3439999809265135,
1.0,
0.5440000181198119,
-0.007999974250793684,
-0.6319999756813051,
-1.3039999847412114,
-2.0
]
},
"name": "TimeWarp2",
"effect_name": "TimeWarp"
}
],
"markers": [
{
"OTIO_SCHEMA": "Marker.2",
"metadata": {
"applieswhole": "1",
"hiero_source_type": "TrackItem",
"json_metadata": "{\"hiero_sub_products\": {\"io.ayon.creators.hiero.shot\": {\"id\": \"pyblish.avalon.instance\", \"productType\": \"shot\", \"productName\": \"shotMain\", \"active\": true, \"creator_identifier\": \"io.ayon.creators.hiero.shot\", \"variant\": \"main\", \"folderPath\": \"/shots/hiero_seq_tw/sh010\", \"task\": null, \"clip_index\": \"27126150-EDFA-9F45-908C-59F5CD1A94E2\", \"hierarchy\": \"shots/hiero_seq_tw\", \"folder\": \"shots\", \"episode\": \"ep01\", \"sequence\": \"hiero_seq_tw\", \"track\": \"Video_1\", \"shot\": \"sh010\", \"reviewableSource\": \"Video 1\", \"sourceResolution\": false, \"workfileFrameStart\": 1001, \"handleStart\": 10, \"handleEnd\": 10, \"parents\": [{\"entity_type\": \"folder\", \"folder_type\": \"folder\", \"entity_name\": \"shots\"}, {\"entity_type\": \"sequence\", \"folder_type\": \"sequence\", \"entity_name\": \"hiero_seq_tw\"}], \"hierarchyData\": {\"folder\": \"shots\", \"episode\": \"ep01\", \"sequence\": \"hiero_seq_tw\", \"track\": \"Video_1\"}, \"heroTrack\": true, \"uuid\": \"5c0e0d32-fa09-4331-afbb-5b194cfa258c\", \"reviewTrack\": \"Video 1\", \"review\": true, \"folderName\": \"sh010\", \"label\": \"/shots/hiero_seq_tw/sh010 shotMain\", \"newHierarchyIntegration\": true, \"instance_id\": \"b88fe40d-f92d-42b0-b7f6-7cb7a206e878\", \"creator_attributes\": {\"workfileFrameStart\": 1001, \"handleStart\": 10, \"handleEnd\": 10, \"frameStart\": 1001, \"frameEnd\": 1012, \"clipIn\": 0, \"clipOut\": 10, \"clipDuration\": 11, \"sourceIn\": 176.0, \"sourceOut\": 186.0, \"fps\": \"from_selection\"}, \"publish_attributes\": {\"CollectSlackFamilies\": {\"additional_message\": \"\"}}}, \"io.ayon.creators.hiero.plate\": {\"id\": \"pyblish.avalon.instance\", \"productType\": \"plate\", \"productName\": \"plateVideo_1\", \"active\": true, \"creator_identifier\": \"io.ayon.creators.hiero.plate\", \"variant\": \"Video_1\", \"folderPath\": \"/shots/hiero_seq_tw/sh010\", \"task\": null, \"clip_index\": \"27126150-EDFA-9F45-908C-59F5CD1A94E2\", \"hierarchy\": \"shots/hiero_seq_tw\", \"folder\": \"shots\", \"episode\": \"ep01\", \"sequence\": \"hiero_seq_tw\", \"track\": \"Video_1\", \"shot\": \"sh010\", \"reviewableSource\": \"Video 1\", \"sourceResolution\": false, \"workfileFrameStart\": 1001, \"handleStart\": 10, \"handleEnd\": 10, \"parents\": [{\"entity_type\": \"folder\", \"folder_type\": \"folder\", \"entity_name\": \"shots\"}, {\"entity_type\": \"sequence\", \"folder_type\": \"sequence\", \"entity_name\": \"hiero_seq_tw\"}], \"hierarchyData\": {\"folder\": \"shots\", \"episode\": \"ep01\", \"sequence\": \"hiero_seq_tw\", \"track\": \"Video_1\"}, \"heroTrack\": true, \"uuid\": \"5c0e0d32-fa09-4331-afbb-5b194cfa258c\", \"reviewTrack\": \"Video 1\", \"review\": true, \"folderName\": \"sh010\", \"parent_instance_id\": \"b88fe40d-f92d-42b0-b7f6-7cb7a206e878\", \"label\": \"/shots/hiero_seq_tw/sh010 plateVideo_1\", \"newHierarchyIntegration\": true, \"instance_id\": \"e3ea1467-dfaf-48db-bf3c-6cbbbd2cd972\", \"creator_attributes\": {\"parentInstance\": \"/shots/hiero_seq_tw/sh010 shotMain\", \"review\": true, \"reviewableSource\": \"Video 1\"}, \"publish_attributes\": {\"CollectSlackFamilies\": {\"additional_message\": \"\"}}}}, \"clip_index\": \"27126150-EDFA-9F45-908C-59F5CD1A94E2\"}",
"label": "AYONdata_ef8f52f1",
"note": "AYON data container"
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"color": "RED",
"marked_range": {
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},
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"rate": 23.976024627685547,
"value": 0.0
}
}
}
],
"enabled": true,
"media_references": {
"DEFAULT_MEDIA": {
"OTIO_SCHEMA": "ImageSequenceReference.1",
"metadata": {
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"ayon.source.height": 720,
"ayon.source.pixelAspect": 1.0,
"ayon.source.width": 1280,
"clip.properties.blendfunc": "0",
"clip.properties.colourspacename": "default",
"clip.properties.domainroot": "",
"clip.properties.enabled": "1",
"clip.properties.expanded": "1",
"clip.properties.opacity": "1",
"clip.properties.valuesource": "",
"foundry.source.audio": "",
"foundry.source.bitmapsize": "0",
"foundry.source.bitsperchannel": "0",
"foundry.source.channelformat": "integer",
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"foundry.source.filename": "output.%07d.exr 948674-948974",
"foundry.source.filesize": "",
"foundry.source.fragments": "301",
"foundry.source.framerate": "25",
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"foundry.source.layers": "colour",
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"foundry.source.pixelAspectRatio": "",
"foundry.source.pixelformat": "RGBA (Float16) Open Color IO space: 11",
"foundry.source.reelID": "",
"foundry.source.resolution": "",
"foundry.source.samplerate": "Invalid",
"foundry.source.shortfilename": "output.%07d.exr 948674-948974",
"foundry.source.shot": "",
"foundry.source.shotDate": "",
"foundry.source.startTC": "",
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"foundry.timeline.poster": "0",
"foundry.timeline.posterLayer": "colour",
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"foundry.timeline.samplerate": "Invalid",
"isSequence": true,
"media.exr.channels": "B:{1 0 1 1},G:{1 0 1 1},R:{1 0 1 1}",
"media.exr.compression": "2",
"media.exr.compressionName": "Zip (1 scanline)",
"media.exr.dataWindow": "1,1,1278,718",
"media.exr.displayWindow": "0,0,1279,719",
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"media.exr.screenWindowCenter": "0,0",
"media.exr.screenWindowWidth": "1",
"media.exr.type": "scanlineimage",
"media.exr.version": "1",
"media.input.bitsperchannel": "16-bit half float",
"media.input.ctime": "2025-01-13 14:26:25",
"media.input.filename": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange/output.0948674.exr",
"media.input.filereader": "exr",
"media.input.filesize": "214941",
"media.input.frame": "1",
"media.input.height": "720",
"media.input.mtime": "2025-01-13 14:26:25",
"media.input.width": "1280",
"media.nuke.full_layer_names": "0",
"media.nuke.node_hash": "b13e3153b31d8f14",
"media.nuke.version": "15.0v5",
"padding": 7
},
"name": "",
"available_range": {
"OTIO_SCHEMA": "TimeRange.1",
"duration": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 25.0,
"value": 301.0
},
"start_time": {
"OTIO_SCHEMA": "RationalTime.1",
"rate": 25.0,
"value": 948674.0
}
},
"available_image_bounds": null,
"target_url_base": "C:/Users/robin/OneDrive/Bureau/dev_ayon/data/img_sequence/exr_long_frameRange\\",
"name_prefix": "output.",
"name_suffix": ".exr",
"start_frame": 948674,
"frame_step": 1,
"rate": 25.0,
"frame_zero_padding": 7,
"missing_frame_policy": "error"
}
},
"active_media_reference_key": "DEFAULT_MEDIA"
}

235
tests/client/ayon_core/pipeline/editorial/test_media_range_with_retimes.py
View file

@ -180,6 +180,55 @@ def test_movie_frozen_frame():
)
def test_movie_timewarp():
"""
Movie clip (no timecode)
available files = 0-100 24fps
source_range = 29.97-40.97 23.976fps
speed = timewarp
"""
expected_data = {
'handleEnd': 10,
'handleStart': 0,
'mediaIn': 948850,
'mediaOut': 948860,
'speed': 1.0,
'versionData': {'handleEnd': 10,
'handleStart': 0,
'retime': True,
'speed': 1.0,
'timewarps': [
{
'Class': 'TimeWarp',
'length': 4.0,
'lookup': [
2.0,
1.8959999809265136,
1.767999971389771,
1.59199997138977,
1.3439999809265135,
1.0,
0.5440000181198119,
-0.007999974250793684,
-0.6319999756813051,
-1.3039999847412114,
-2.0
],
'name': 'TimeWarp2'
}
]
}
}
_check_expected_retimed_values(
"qt_timewarp.json",
expected_data,
handle_start=0,
handle_end=10,
)
def test_img_sequence_no_handles():
"""
Img sequence clip (no embedded timecode)
@ -449,3 +498,189 @@ def test_img_sequence_frozen_frame():
handle_start=10,
handle_end=10,
)
def test_img_sequence_timewarp_beyond_range():
"""
Img sequence clip
available files = 948674-948974 25fps
source_range = 909990.8339241028
- 909995.8339241028 23.976fps
timewarp to get from 948845 to 948870
"""
expected_data = {
'mediaIn': 948845,
'mediaOut': 948870,
'handleStart': 0,
'handleEnd': 10,
'speed': 1.0,
'versionData': {'handleEnd': 10,
'handleStart': 0,
'retime': True,
'speed': 1.0,
'timewarps': [
{
'Class': 'TimeWarp',
'length': 1.0,
'lookup': [
-5.0,
-3.9440000305175777,
-2.852000034332275,
-1.6880000228881844,
-0.4160000076293944,
1.0,
2.5839999923706056,
4.311999977111817,
6.147999965667726,
8.055999969482421,
10.0
],
'name': 'TimeWarp3'
}
]
}
}
_check_expected_retimed_values(
"img_seq_tw_beyond_range.json",
expected_data,
handle_start=0,
handle_end=10,
)
def test_img_sequence_2X_speed_timewarp():
"""
Img sequence clip
available files = 948674-948974 25fps
source_range = 909990.8339241028
- 909995.8339241028 23.976fps
speed: 200%
timewarp to get from 948854 to 948874
"""
expected_data = {
'mediaIn': 948850,
'mediaOut': 948874,
'handleStart': 0,
'handleEnd': 20,
'speed': 2.0,
'versionData': {
'handleEnd': 20,
'handleStart': 0,
'retime': True,
'speed': 2.0,
'timewarps': [
{
'Class': 'TimeWarp',
'length': 4.0,
'lookup': [
2.0,
1.7039999923706055,
1.431999991416931,
1.2079999942779531,
1.055999998092652,
1.0,
1.056000007629395,
1.208000022888184,
1.432000034332276,
1.7040000305175766,
2.0
],
'name': 'TimeWarp6'
}
]
}
}
_check_expected_retimed_values(
"img_seq_2x_time_warp.json",
expected_data,
handle_start=0,
handle_end=10,
)
def test_img_sequence_multiple_timewarps():
"""
Img sequence clip
available files = 948674-948974 25fps
source_range = 909990.8339241028
- 909995.8339241028 23.976fps
multiple timewarps to get from 948842 to 948864
"""
expected_data = {
'mediaIn': 948845,
'mediaOut': 948867,
'handleStart': 0,
'handleEnd': 10,
'speed': 1.0,
'versionData': {
'handleEnd': 10,
'handleStart': 0,
'retime': True,
'speed': 1.0,
'timewarps': [
{
'Class': 'TimeWarp',
'length': 1.0,
'lookup': [
-5.0,
-3.9440000305175777,
-2.852000034332275,
-1.6880000228881844,
-0.4160000076293944,
1.0,
2.5839999923706056,
4.311999977111817,
6.147999965667726,
8.055999969482421,
10.0
],
'name': 'TimeWarp3'
},
{
'Class': 'TimeWarp',
'length': 1.0,
'lookup': [
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0
],
'name': 'TimeWarp4'
},
{
'Class': 'TimeWarp',
'length': 1.0,
'lookup': [
0.0,
-1.0,
1.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
-1.0
],
'name': 'TimeWarp5'
}
]
}
}
_check_expected_retimed_values(
"img_seq_multiple_tws.json",
expected_data,
handle_start=0,
handle_end=10,
)