ffmpeg -y -loglevel verbose -i "..\..\build\fate-suite\apng\o_sample.png" -filter_complex "split[split1][split2];[split1]palettegen=max_colors=255[pal1];[split2][pal1]paletteuse" -frames:v 1 out.png
softworkz
SYNOPSIS
Creates an M3U playlist for an HDHomerun tuner
DESCRIPTION
Downloads the lineup from an HDHR tuner, specified by IP address and transforms it into an M3U plalist
When you don't specify an output file, the m3u content will be printed out for preview.
softworkz
/ ffmpeg_filtergraph.json
Created
May 24, 2020 12:28
ffmpeg Filtergraph Output Example (with hw context)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| { | |
| "FilterGraphs": { | |
| "Graphs": [{ | |
| "Description": "[0:0]scale_qsv@f1=w=1920:h=800:format=nv12[f1_out0]", | |
| "Filters": [{ | |
| "Filter": { | |
| "Description": "QuickSync video scaling and format conversion", | |
| "HwDeviceContext": { | |
| "DeviceType": "qsv", | |
| "HasHwDeviceContext": true |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| { | |
| "FilterGraphs": [{ | |
| "Description": "[0:3]scale@f1=width=1920:height=1080:force_original_aspect_ratio=decrease[f1_out0];[0:0][f1_out0]overlay@f2=x=(W-w)/2:y=(H-h):repeatlast=0[f2_out0]", | |
| "Filters": [{ | |
| "Filter": { | |
| "Description": "Scale the input video size and/or convert the image format.", | |
| "Inputs": [{ | |
| "LinkType": "Input", | |
| "ChannelLayout": 0, | |
| "Channels": 0, |