mirror of
https://github.com/paulscherrerinstitute/sf_daq_buffer.git
synced 2026-04-21 04:24:37 +02:00
Fixing test until it works
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@@ -25,7 +25,7 @@ TEST(WriterH5Writer, basic_interaction)
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TEST(WriterH5Writer, test_compression)
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{
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size_t n_modules = 2;
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size_t n_frames = 5;
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size_t n_frames = 2;
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auto comp_buffer_size = bshuf_compress_lz4_bound(
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MODULE_N_PIXELS, PIXEL_N_BYTES, MODULE_N_PIXELS);
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@@ -34,26 +34,27 @@ TEST(WriterH5Writer, test_compression)
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auto f_comp_buffer = make_unique<char[]>(comp_buffer_size);
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auto i_comp_buffer = make_unique<char[]>(
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(comp_buffer_size * n_modules) + 12);
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auto i_raw_buffer = make_unique<uint16_t[]>((MODULE_N_PIXELS * n_modules));
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(comp_buffer_size * n_modules) + WRITER_COMPRESSION_HEADER_BYTES);
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auto i_raw_buffer = make_unique<uint16_t[]>(
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MODULE_N_PIXELS * n_modules * n_frames);
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bshuf_write_uint64_BE(i_comp_buffer.get(),
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bshuf_write_uint64_BE(&i_comp_buffer[0],
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MODULE_N_BYTES * n_modules);
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bshuf_write_uint32_BE(i_comp_buffer.get() + 8,
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bshuf_write_uint32_BE(&i_comp_buffer[8],
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MODULE_N_PIXELS * PIXEL_N_BYTES);
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size_t total_compressed_size = 0;
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size_t total_compressed_size = WRITER_COMPRESSION_HEADER_BYTES;
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for (int i_module=0; i_module<n_modules; i_module++) {
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for (size_t i=0; i<MODULE_N_PIXELS; i++) {
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f_raw_buffer[i] = (uint16_t) i_module;
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f_raw_buffer[i] = (uint16_t)((i % 100) + (i_module*100));
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}
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auto compressed_size = bshuf_compress_lz4(
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f_raw_buffer.get(), f_comp_buffer.get(),
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MODULE_N_PIXELS, PIXEL_N_BYTES, MODULE_N_PIXELS);
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memcpy((i_comp_buffer.get() + 12 + total_compressed_size),
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memcpy((i_comp_buffer.get() + total_compressed_size),
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f_comp_buffer.get(),
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compressed_size);
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@@ -68,13 +69,23 @@ TEST(WriterH5Writer, test_compression)
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metadata->pulse_id = 3;
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metadata->daq_rec = 3;
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auto result = bshuf_decompress_lz4(
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&i_comp_buffer[12], &i_raw_buffer[0],
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MODULE_N_PIXELS*n_modules, PIXEL_N_BYTES, MODULE_N_PIXELS);
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WriterH5Writer writer("ignore.h5", n_frames, n_modules);
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writer.write(metadata.get(), i_comp_buffer.get());
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writer.write(metadata.get(), &i_comp_buffer[0]);
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writer.close_file();
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H5::H5File reader("ignore.h5", H5F_ACC_RDONLY);
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auto image_dataset = reader.openDataSet("image");
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image_dataset.read(i_raw_buffer.get(), H5T_NATIVE_UINT16);
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image_dataset.read(&i_raw_buffer[0], H5::PredType::NATIVE_UINT16);
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ASSERT_EQ(1, 1);
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for (int i_module=0; i_module<n_modules; i_module++) {
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for (int i_pixel=0; i_pixel<MODULE_N_PIXELS; i_pixel++) {
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size_t offset = (i_module * MODULE_N_PIXELS) + i_pixel;
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ASSERT_EQ(i_raw_buffer[offset],
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(uint16_t)((i_pixel % 100) + (i_module*100)));
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}
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}
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}
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