鱼眼图像转等距投影图像

.\ffmpeg.exe -f image2 -r 1 -i kitti360imagespath\image_03\data_rgb/000000000%d.png -vcodec libx265 -pix_fmt yuv420p -b:v 40000k -bufsize 5000k -preset ultrafast -c:a copy -y -r 1 ./fisheye_rgb_sequence_r.mp4
.\ffmpeg.exe -f image2 -r 1 -i kitti360imagespath\image_02\data_rgb/000000000%d.png -vcodec libx265 -pix_fmt yuv420p -b:v 40000k -bufsize 5000k -preset ultrafast -c:a copy -y -r 1 ./fisheye_rgb_sequence_l.mp4

.\ffmpeg.exe -i .\fisheye_rgb_sequence_l.mp4 -i .\fisheye_rgb_sequence_r.mp4 -filter_complex hstack -y ./dual_fisheye_image.mp4

./ffmpeg.exe -y -i .\dual_fisheye_image.mp4 -vf v360=dfisheye:e:yaw=-90:ih_fov=187.8:iv_fov=185 -c:v libx265 -b:v 40000k -bufsize 5000k -preset ultrafast -c:a copy equirectangular_image_sequence.mp4

.\ffmpeg.exe -i .\equirectangular_image_sequence.mp4 -r 1 -q:v 1 -start_number 0 ./%10d.png

#!/bin/bash

file_list=("2013_05_28_drive_0000_sync"
            "2013_05_28_drive_0002_sync" 
	        "2013_05_28_drive_0003_sync"
            "2013_05_28_drive_0004_sync" 
            "2013_05_28_drive_0005_sync" 
            "2013_05_28_drive_0006_sync" 
            "2013_05_28_drive_0007_sync" 
            "2013_05_28_drive_0009_sync" 
	        "2013_05_28_drive_0010_sync")

# create the destiny dir
data_2d_pano=data_2d_pano
mkdir -p $data_2d_pano
cd $data_2d_pano
for sequence in ${file_list[@]}; do
    mkdir -p $sequence
    cd $sequence
    mkdir -p pano
    cd pano
    mkdir -p data_rgb
    cd ../..
done

cd ../data_2d_pano
echo "Current dir:"
pwd 

# #ffmpeg operation
for sequence in ${file_list[@]}; do
    # create the path and move into
    cd $sequence
    # 1. fetch images and merge into videos
    ffmpeg -f image2 -r 1 -i ../../data_2d_raw/$sequence/image_03/data_rgb/%10d.png -vcodec libx265 -pix_fmt yuv420p -b:v 40000k -bufsize 5000k -preset fast -c:a copy -y -r 1 fisheye_rgb_sequence_r.mp4
    ffmpeg -f image2 -r 1 -i ../../data_2d_raw/$sequence/image_02/data_rgb/%10d.png -vcodec libx265 -pix_fmt yuv420p -b:v 40000k -bufsize 5000k -preset fast -c:a copy -y -r 1 fisheye_rgb_sequence_l.mp4
    # 2. merge two videos into one video
    ffmpeg -i fisheye_rgb_sequence_l.mp4 -i fisheye_rgb_sequence_r.mp4 -filter_complex hstack -y dual_fisheye_image.mp4
    # 3. transform to equirectangular video
    ffmpeg -y -i dual_fisheye_image.mp4 -vf v360=dfisheye:e:yaw=-90:ih_fov=187.8:iv_fov=185 -c:v libx265 -b:v 40000k -bufsize 5000k -preset ultrafast -c:a copy equirectangular_image_sequence.mp4
    # 4. Equirectangular video to separate images
    ffmpeg -i equirectangular_image_sequence.mp4 -r 1 -q:v 1 -start_number 0 ./pano/data_rgb/%10d.png
    cd ..
done