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Commit 3f80f5d1 authored by Jan-Gerrit Richter's avatar Jan-Gerrit Richter
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bugfix in daffwrite: 

hrtf arc with double elevation values caused ceil(args.betapoints) ~= args.betapoints to always return 0
parent 90ebabdd
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Showing with 48 additions and 46 deletions
applications/openDAFF/OpenDAFFv1.7/daffv17_write.m
View file @ 3f80f5d1
......@@ -20,7 +20,7 @@ function [] = daffv17_write( varargin )
% 'MPS' => Magnitude phase spectra,
% 'DFT' => discrete fourier spectra)
% datafunc function Data function (delivers the data for a direction)
% orient vector-3 Orientation [yaw pitch roll] angles []
% orient vector-3 Orientation [yaw pitch roll] angles [�]
% channels int Number of channels
%
% alphares float Resolution of alpha-angles
......@@ -286,8 +286,10 @@ function [] = daffv17_write( varargin )
if isfield(args, 'betares')
args.betapoints = (betaspan / args.betares) + 1;
if (ceil(args.betapoints) ~= args.betapoints)
if (abs(ceil(args.betapoints)- args.betapoints) > 1e-14)
error('Beta range and beta resolution are not an integer multiple')
else
args.betapoints = round(args.betapoints);
end
else
args.betares = betaspan / (args.betapoints-1);
......@@ -361,17 +363,17 @@ function [] = daffv17_write( varargin )
fprintf('Content type: \t%s\n', contentStr);
fprintf('Num channels: \t%d\n', args.channels);
fprintf('Num alpha points: \t%d\n', args.alphapoints);
fprintf('Alpha range: \t[%0.1f, %0.1f]\n', alphastart, alphaend);
fprintf('Alpha resolution: \t%0.1f\n', args.alphares);
fprintf('Alpha range: \t[%0.1f�, %0.1f�]\n', alphastart, alphaend);
fprintf('Alpha resolution: \t%0.1f�\n', args.alphares);
fprintf('Num beta points: \t%d\n', args.betapoints);
fprintf('Beta range: \t[%0.1f, %0.1f]\n', betastart, betaend);
fprintf('Beta resolution: \t%0.1f\n', args.betares);
fprintf('Beta range: \t[%0.1f�, %0.1f�]\n', betastart, betaend);
fprintf('Beta resolution: \t%0.1f�\n', args.betares);
fprintf('Measurement dist.: \t%0.2f m\n', args.mdist);
fprintf('Reference value: \t%+0.1f dB\n', args.reference);
fprintf('Orientation: \t(Y%+0.1f, P%+0.1f, R%+0.1f)\n', ...
fprintf('Orientation: \t(Y%+0.1f�, P%+0.1f�, R%+0.1f�)\n', ...
args.orient(1), args.orient(2), args.orient(3));
if strcmp(args.content, 'IR')
......@@ -439,20 +441,20 @@ function [] = daffv17_write( varargin )
[channels, filterlength] = size(data);
if( ~isa( data, 'double' ) )
error( 'Dataset (A%0.1f, B%0.1f): Data function must deliver double values', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values', alpha, beta );
end
if isfield(props, 'samplerate')
if (samplerate ~= props.samplerate)
error( 'Dataset (A%0.1f, B%0.1f): Sampling rate does not match', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Sampling rate does not match', alpha, beta );
end
if (channels ~= args.channels)
error( 'Dataset (A%0.1f, B%0.1f): Number of channels does not match', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Number of channels does not match', alpha, beta );
end
if (filterlength ~= props.filterlength)
error( 'Dataset (A%0.1f, B%0.1f): Filter length does not match', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Filter length does not match', alpha, beta );
end
else
% Now set the global properties, if they have not been set yet
......@@ -462,7 +464,7 @@ function [] = daffv17_write( varargin )
% Check filter length for 16-byte alignment
if( mod( filterlength, 4 ) ~= 0 )
error( 'Dataset (A%0.1f, B%0.1f): Filter length is not a multiple of 4 (this is required for memory alignment)', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Filter length is not a multiple of 4 (this is required for memory alignment)', alpha, beta );
end
fprintf('Global properties: Sampling rate = %d Hz, filter length = %d\n',...
......@@ -538,33 +540,33 @@ function [] = daffv17_write( varargin )
[channels, numfreqs] = size(data);
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
if isfield(props, 'freqs')
if (freqs ~= props.freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Frequency support does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Frequency support does not match', alpha, beta) );
end
if (channels ~= args.channels)
error( sprintf('Dataset (A%0.1f, B%0.1f): Number of channels does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Number of channels does not match', alpha, beta) );
end
else
% Checks on the frequency support
if (numfreqs ~= size(freqs))
error( sprintf('Dataset (A%0.1f, B%0.1f): Frequency support does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Frequency support does not match', alpha, beta) );
end;
if (min(freqs) <= 0)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be greater zero', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be greater zero', alpha, beta) );
end;
if (sort(freqs) ~= freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be stricly increasing', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be stricly increasing', alpha, beta) );
end
if (length(unique(freqs)) ~= length(freqs))
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be unique', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be unique', alpha, beta) );
end
% Now set the global properties, if they have not been set yet
......@@ -577,7 +579,7 @@ function [] = daffv17_write( varargin )
% Important: Negative magnitudes are forbidden
if (min(min(data)) < 0)
error( 'Dataset (A%0.1f, B%0.1f): Contains negative magnitudes', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Contains negative magnitudes', alpha, beta );
end
......@@ -605,29 +607,29 @@ function [] = daffv17_write( varargin )
[channels, numfreqs] = size(data);
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
if isfield(props, 'freqs')
if (freqs ~= props.freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Frequency support does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Frequency support does not match', alpha, beta) );
end
if (channels ~= args.channels)
error( sprintf('Dataset (A%0.1f, B%0.1f): Number of channels does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Number of channels does not match', alpha, beta) );
end
else
% Checks on the frequency support
if (min(freqs) <= 0)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be greater zero', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be greater zero', alpha, beta) );
end;
if (sort(freqs) ~= freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be stricly increasing', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be stricly increasing', alpha, beta) );
end
if (length(unique(freqs)) ~= length(freqs))
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be unique', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be unique', alpha, beta) );
end
% Now set the global properties, if they have not been set yet
......@@ -640,7 +642,7 @@ function [] = daffv17_write( varargin )
% Important: Phases must range between +-pi
if (min(min(data)) < -pi) || (max(max(data)) > pi)
error( sprintf('Dataset (A%0.1f, B%0.1f): Phases must range between +-pi', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Phases must range between +-pi', alpha, beta) );
end
props.globalPeak = 0;
......@@ -663,29 +665,29 @@ function [] = daffv17_write( varargin )
[channels, numfreqs] = size(data);
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values', alpha, beta) );
end
if isfield(props, 'freqs')
if (freqs ~= props.freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Frequency support does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Frequency support does not match', alpha, beta) );
end
if (channels ~= args.channels)
error( sprintf('Dataset (A%0.1f, B%0.1f): Number of channels does not match', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Number of channels does not match', alpha, beta) );
end
else
% Checks on the frequency support
if (min(freqs) <= 0)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be greater zero', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be greater zero', alpha, beta) );
end;
if (sort(freqs) ~= freqs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be stricly increasing', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be stricly increasing', alpha, beta) );
end
if (length(unique(freqs)) ~= length(freqs))
error( sprintf('Dataset (A%0.1f, B%0.1f): Support frequencies must be unique', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Support frequencies must be unique', alpha, beta) );
end
% Now set the global properties, if they have not been set yet
......@@ -718,31 +720,31 @@ function [] = daffv17_write( varargin )
[ channels, numDFTCoeffs ] = size( data );
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values', alpha, beta) );
end
% test something (TODO)
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values', alpha, beta) );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values', alpha, beta) );
end
if (class(isSymetric) ~= 'logical')
error( sprintf('Dataset (A%0.1f, B%0.1f): third parameter isSymetric must be logical', alpha, beta));
error( sprintf('Dataset (A%0.1f�, B%0.1f�): third parameter isSymetric must be logical', alpha, beta));
end
if isfield( props, 'samplerate' )
if ( sampleRate ~= props.sampleRate )
error( sprintf( 'Dataset (A%0.1f, B%0.1f): Sample rate does not match', alpha, beta ) );
error( sprintf( 'Dataset (A%0.1f�, B%0.1f�): Sample rate does not match', alpha, beta ) );
end
end
if isfield(props, 'numDFTCoeffs')
if (numDFTCoeffs ~= props.numDFTCoeffs)
error( sprintf('Dataset (A%0.1f, B%0.1f): Number of discrete fourier spectra coefficients is not constant', alpha, beta));
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Number of discrete fourier spectra coefficients is not constant', alpha, beta));
end
else
if (numDFTCoeffs <= 0)
error( sprintf('Dataset (A%0.1f, B%0.1f): Number of discrete fourier spectra coefficients must be greater than zero', alpha, beta));
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Number of discrete fourier spectra coefficients must be greater than zero', alpha, beta));
end
props.numDFTCoeffs = numDFTCoeffs;
......@@ -994,13 +996,13 @@ function [] = daffv17_write( varargin )
[ data, ~, ~ ] = args.datafunc( alpha, beta, args.userdata );
if( ~isa( data, 'double' ) )
error( 'Dataset (A%0.1f, B%0.1f): Data function must deliver double values', alpha, beta );
error( 'Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values', alpha, beta );
end
% Clipping check
peak = max(max(abs(data)));
if ((peak > 1) && (~args.quiet))
warning( 'Dataset (A%0.1f, B%0.1f): Clipping occured (peak %0.3f)', alpha, beta, peak );
warning( 'Dataset (A%0.1f�, B%0.1f�): Clipping occured (peak %0.3f)', alpha, beta, peak );
end
for c=1:args.channels
......@@ -1051,13 +1053,13 @@ function [] = daffv17_write( varargin )
[channels, numfreqs] = size(data);
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
% Clipping check
peak = max(max(data));
if ((peak > 1) && (~args.quiet))
warning( sprintf('Dataset (A%0.1f, B%0.1f): Clipping occured (peak %0.3f)', alpha, beta, peak) );
warning( sprintf('Dataset (A%0.1f�, B%0.1f�): Clipping occured (peak %0.3f)', alpha, beta, peak) );
end
%x{a,b}.dataOffset = zeros(1, args.channels);
......@@ -1094,7 +1096,7 @@ function [] = daffv17_write( varargin )
[channels, numfreqs] = size(data);
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
%x{a,b}.dataOffset = zeros(1, args.channels); TODO
......@@ -1130,7 +1132,7 @@ function [] = daffv17_write( varargin )
[ channels, numfreqs ] = size( data );
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
%x{a,b}.dataOffset = zeros(1, args.channels); TODO
......@@ -1170,7 +1172,7 @@ function [] = daffv17_write( varargin )
[ channels, numfreqs ] = size( data );
if (class(data) ~= 'double')
error( sprintf('Dataset (A%0.1f, B%0.1f): Data function must deliver double values') );
error( sprintf('Dataset (A%0.1f�, B%0.1f�): Data function must deliver double values') );
end
%x{a,b}.dataOffset = zeros(1, args.channels); TODO
......
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