4.6 KiB
Encode large image sequence with ffmpeg (2025-10-09 18:12Z)
User (2025-10-29 04:20Z)
losslessly encode the freakishly large image sequence in D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark to E:\3_background_dark using ffmpeg, nvidia nvenc with CQ=0. 60fps.
Assistant (default)
Checking the source image sequence to identify the format and frame range.
Tool use: list_dir
Listed directory undefined • **0** results
No results found
Tool use: run_terminal_cmd
dir "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark" | Select-Object -First 5
Directory: D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark
Mode LastWriteTime Length Name
---- ------------- ------ ----
-a--- 10/26/2025 2:33 PM 49803735 3_background_dark_0000.png
-a--- 10/26/2025 12:17 PM 49803388 3_background_dark_0001.png
-a--- 10/26/2025 1:19 PM 49799657 3_background_dark_0002.png
-a--- 10/26/2025 9:56 AM 49800635 3_background_dark_0003.png
-a--- 10/26/2025 1:39 PM 49806719 3_background_dark_0004.png
Tool use: run_terminal_cmd
dir "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark" | Select-Object -Last 5
Directory: D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark
Mode LastWriteTime Length Name
---- ------------- ------ ----
----- 10/27/2025 12:37 AM 49805765 3_background_dark_9995.png
----- 10/26/2025 11:21 PM 49805316 3_background_dark_9996.png
----- 10/26/2025 9:46 PM 49808654 3_background_dark_9997.png
----- 10/27/2025 12:13 AM 49806734 3_background_dark_9998.png
----- 10/26/2025 11:34 PM 49805629 3_background_dark_9999.png
Image sequence goes from 0000 to 9999 (10,000 frames); each frame is ~50MB.
Tool use: create_plan
User (2025-10-29 04:20Z)
No. There are 14,401 frames. I want nvenc hevc in an mp4 container. Is the preset slow, or is it 7? I forget what the exact arguments are.
Assistant (default)
Verifying the exact frame range and NVENC preset syntax. Updating the plan.
Tool use: run_terminal_cmd
Get-ChildItem "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark\*.png" | Measure-Object | Select-Object -ExpandProperty Count
14401
Tool use: run_terminal_cmd
$frames = Get-ChildItem "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark\*.png"; Write-Host "First: $($frames[0].BaseName)"; Write-Host "Last: $($frames[-1].BaseName)"
First: 3_background_dark_0000
Last: 3_background_dark_9999
Tool use: run_terminal_cmd
$frames = Get-ChildItem "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark\*.png" | Sort-Object Name; Write-Host "Start: $($frames[0].Name)"; Write-Host "End: $($frames[-1].Name)"; Write-Host "Total count: $($frames.Count)"
Start: 3_background_dark_0000.png
End: 3_background_dark_9999.png
Total count: 14401
User (2025-10-29 04:20Z)
you might as well do all 14401 frames.
Assistant (default)
Checking ffmpeg NVENC HEVC preset syntax. Updating the plan to use the full 14,401 frames in an MP4 container.
Received invalid string to replace in plan
Tool use: create_plan
User (2025-10-29 04:20Z)
No, process all 14401 frames.
Assistant (default)
Command uses %04d.png which only captures frames 0000–9999, missing the rest. Checking for five-digit frame numbers.
Tool use: run_terminal_cmd
Get-ChildItem "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark\*.png" | Where-Object { $_.Name -match '_\d{5}\.' } | Select-Object Name -First 10
Tool use: run_terminal_cmd
$frames = Get-ChildItem "D:\2025-02 BondingArtifact\Renders\3_background\2025-10-26\3_background_dark\*.png" | Sort-Object Name; Write-Host "Unique count: $($frames | Select-Object -ExpandProperty BaseName -Unique | Measure-Object | Select-Object -ExpandProperty Count)"