| 49 | } |
| 50 | |
| 51 | bool basisu_frontend::init(const params &p) |
| 52 | { |
| 53 | debug_printf("basisu_frontend::init: Multithreaded: %u, Job pool total threads: %u, NumEndpointClusters: %u, NumSelectorClusters: %u, Perceptual: %u, CompressionLevel: %u\n", |
| 54 | p.m_multithreaded, p.m_pJob_pool ? p.m_pJob_pool->get_total_threads() : 0, |
| 55 | p.m_max_endpoint_clusters, p.m_max_selector_clusters, p.m_perceptual, p.m_compression_level); |
| 56 | |
| 57 | if ((p.m_max_endpoint_clusters < 1) || (p.m_max_endpoint_clusters > cMaxEndpointClusters)) |
| 58 | return false; |
| 59 | if ((p.m_max_selector_clusters < 1) || (p.m_max_selector_clusters > cMaxSelectorClusters)) |
| 60 | return false; |
| 61 | |
| 62 | m_source_blocks.resize(0); |
| 63 | append_vector(m_source_blocks, p.m_pSource_blocks, p.m_num_source_blocks); |
| 64 | |
| 65 | m_params = p; |
| 66 | |
| 67 | if (m_params.m_pOpenCL_context) |
| 68 | { |
| 69 | BASISU_ASSUME(sizeof(cl_pixel_block) == sizeof(pixel_block)); |
| 70 | |
| 71 | // Upload the RGBA pixel blocks a single time. |
| 72 | if (!opencl_set_pixel_blocks(m_params.m_pOpenCL_context, m_source_blocks.size(), (cl_pixel_block*)m_source_blocks.data())) |
| 73 | { |
| 74 | // This is not fatal, we just won't use OpenCL. |
| 75 | error_printf("basisu_frontend::init: opencl_set_pixel_blocks() failed\n"); |
| 76 | m_params.m_pOpenCL_context = nullptr; |
| 77 | m_opencl_failed = true; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | m_encoded_blocks.resize(m_params.m_num_source_blocks); |
| 82 | memset(&m_encoded_blocks[0], 0, m_encoded_blocks.size() * sizeof(m_encoded_blocks[0])); |
| 83 | |
| 84 | m_num_endpoint_codebook_iterations = 1; |
| 85 | m_num_selector_codebook_iterations = 1; |
| 86 | |
| 87 | switch (p.m_compression_level) |
| 88 | { |
| 89 | case 0: |
| 90 | { |
| 91 | m_endpoint_refinement = false; |
| 92 | m_use_hierarchical_endpoint_codebooks = true; |
| 93 | m_use_hierarchical_selector_codebooks = true; |
| 94 | break; |
| 95 | } |
| 96 | case 1: |
| 97 | { |
| 98 | m_endpoint_refinement = true; |
| 99 | m_use_hierarchical_endpoint_codebooks = true; |
| 100 | m_use_hierarchical_selector_codebooks = true; |
| 101 | |
| 102 | break; |
| 103 | } |
| 104 | case 2: |
| 105 | { |
| 106 | m_endpoint_refinement = true; |
| 107 | m_use_hierarchical_endpoint_codebooks = true; |
| 108 | m_use_hierarchical_selector_codebooks = true; |
nothing calls this directly
no test coverage detected