writer.cpp
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00024 #include <fvutils/writers/writer.h>
00025
00026 #include <core/exception.h>
00027 #include <core/exceptions/system.h>
00028
00029 #include <cstring>
00030 #include <cstdlib>
00031 #include <cstdio>
00032
00033 namespace firevision {
00034 #if 0
00035 }
00036 #endif
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00077 Writer::Writer(const char *extension)
00078 {
00079 basename = 0;
00080 filename = 0;
00081
00082 this->extension = 0;
00083 if (0 != extension) {
00084 this->extension = strdup(extension);
00085 }
00086
00087 width = 0;
00088 height = 0;
00089 cspace = CS_UNKNOWN;
00090 buffer = 0;
00091 }
00092
00093
00094 Writer::~Writer()
00095 {
00096 free(filename);
00097 free(basename);
00098 free(extension);
00099 }
00100
00101
00102
00103
00104
00105 void
00106 Writer::set_filename(const char *filename)
00107 {
00108 free(this->filename);
00109
00110 if ( 0 != strstr(filename, ".") ) {
00111 this->filename = strdup(filename);
00112 } else {
00113 free(this->basename);
00114 this->basename = strdup(filename);
00115
00116
00117 if (0 == extension) {
00118 throw fawkes::Exception("Extension not set");
00119 }
00120
00121 if (asprintf(&(this->filename), "%s.%s", basename, extension) == -1) {
00122 throw fawkes::OutOfMemoryException("Writer::set_filename(): asprintf() failed");
00123 }
00124 }
00125 }
00126
00127
00128
00129
00130
00131 void
00132 Writer::set_dimensions(unsigned int width, unsigned int height)
00133 {
00134 this->width = width;
00135 this->height = height;
00136 }
00137
00138
00139
00140
00141
00142 void
00143 Writer::set_buffer(colorspace_t cspace, unsigned char *buffer)
00144 {
00145 this->cspace = cspace;
00146 this->buffer = buffer;
00147 }
00148
00149
00150
00151
00152 void
00153 Writer::set_extension(const char *extension)
00154 {
00155 free(this->extension);
00156 this->extension = strdup(extension);
00157
00158
00159 free(this->filename);
00160 this->filename = (char *) malloc( strlen(basename) + strlen(extension) + 1 );
00161 strcpy(filename, basename);
00162 strcat(this->filename, ".");
00163 strcat(filename, extension);
00164 }
00165
00166 }