bool OptionHandler::convertWaveformData(
const boost::filesystem::path& input_filename,
const boost::filesystem::path& output_filename,
const Options& options)
{
WaveformBuffer buffer;
if (!buffer.load(input_filename.c_str())) {
return false;
}
const int bits = options.hasBits() ? options.getBits() : buffer.getBits();
bool success = true;
const boost::filesystem::path output_file_ext = output_filename.extension();
if (output_file_ext == ".json") {
success = buffer.saveAsJson(output_filename.c_str(), bits);
}
else if (output_file_ext == ".txt") {
success = buffer.saveAsText(output_filename.c_str(), bits);
}
return success;
}
void GdImageRendererTest::testImageRendering(bool axis_labels)
{
const char* filename = temp_filename_.getFilename();
ASSERT_NE(nullptr, filename);
// Ensure temporary file is deleted at end of test.
FileDeleter deleter(filename);
bool result = buffer_.load("../test/data/test_file_stereo_8bit_64spp.dat");
ASSERT_TRUE(result);
const WaveformColors& colors = audacityWaveformColors;
result = renderer_.create(buffer_, 5.0, 1000, 300, colors, axis_labels); // zoom: 128
ASSERT_TRUE(result);
result = renderer_.saveAsPng(filename);
ASSERT_TRUE(result);
struct stat info;
int stat_result = stat(filename, &info);
ASSERT_THAT(stat_result, Eq(0));
ASSERT_THAT(info.st_size, Gt(0));
ASSERT_FALSE(output.str().empty());
ASSERT_TRUE(error.str().empty());
}
