diff options
Diffstat (limited to 'webrtc/modules/video_processing/main/test/unit_test/readYUV420file.m')
-rw-r--r-- | webrtc/modules/video_processing/main/test/unit_test/readYUV420file.m | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/webrtc/modules/video_processing/main/test/unit_test/readYUV420file.m b/webrtc/modules/video_processing/main/test/unit_test/readYUV420file.m deleted file mode 100644 index 03013efd3a..0000000000 --- a/webrtc/modules/video_processing/main/test/unit_test/readYUV420file.m +++ /dev/null @@ -1,45 +0,0 @@ -function [Y,U,V] = readYUV420file(filename, width, height) -% [Y,U,V] = readYUVfile(filename, width, height) - -fid = fopen(filename,'rb'); -if fid==-1 - error(['Cannot open file ' filename]); -end - -% Number of pixels per image -nPx=width*height; - -% nPx bytes luminance, nPx/4 bytes U, nPx/4 bytes V -frameSizeBytes = nPx*1.5; - -% calculate number of frames -fseek(fid,0,'eof'); % move to end of file -fileLen=ftell(fid); % number of bytes -fseek(fid,0,'bof'); % rewind to start - -% calculate number of frames -numFrames = floor(fileLen/frameSizeBytes); - -Y=uint8(zeros(height,width,numFrames)); -U=uint8(zeros(height/2,width/2,numFrames)); -V=uint8(zeros(height/2,width/2,numFrames)); - -[X,nBytes]=fread(fid, frameSizeBytes, 'uchar'); - -for k=1:numFrames - - % Store luminance - Y(:,:,k)=uint8(reshape(X(1:nPx), width, height).'); - - % Store U channel - U(:,:,k)=uint8(reshape(X(nPx + (1:nPx/4)), width/2, height/2).'); - - % Store V channel - V(:,:,k)=uint8(reshape(X(nPx + nPx/4 + (1:nPx/4)), width/2, height/2).'); - - % Read next frame - [X,nBytes]=fread(fid, frameSizeBytes, 'uchar'); -end - - -fclose(fid); |