From 26df6284c7c34b17e2b395770a336b9fbafb3a67 Mon Sep 17 00:00:00 2001 From: dibyadarshan Date: Mon, 16 Apr 2018 17:03:44 +0530 Subject: [PATCH] FFMPEG refernce removed --- README.md | 2 ++ frames_to_video.m | 3 --- psnr.asv | 14 -------------- 3 files changed, 2 insertions(+), 17 deletions(-) delete mode 100644 psnr.asv diff --git a/README.md b/README.md index 785d66c..fe5d23f 100644 --- a/README.md +++ b/README.md @@ -93,3 +93,5 @@ Run the following files in order * `message.png` - Binary image to be sent after embedding it into small.mp4 video and retreived at the other end. +* `psnr.m` - Calculate Peak signal-to-noise ratio. + diff --git a/frames_to_video.m b/frames_to_video.m index 53bcdeb..7bc9fac 100644 --- a/frames_to_video.m +++ b/frames_to_video.m @@ -55,6 +55,3 @@ disp(count); - % Constructing video from embeddedFramesRGB frames - % ffmpeg -start_number 1 -i %d.bmp -vcodec mpeg4 reconstructed.mp4 - % https://github.com/FFmpeg/FFmpeg \ No newline at end of file diff --git a/psnr.asv b/psnr.asv deleted file mode 100644 index ce5f900..0000000 --- a/psnr.asv +++ /dev/null @@ -1,14 +0,0 @@ -% Get both messages -r_message = logical(imread('r_message.png')); -message = imread('message.png'); - -squared_error = 0; -for i = 1:140 - for j = 1:200 - squared_error = squared_error + (message(i, j) - r_message(i, j))^2; - end -end - -mean_squared_error = squared_error / (140*200); - -psnr_val = -10*(log10(mean_squared_error)); \ No newline at end of file