mirror of https://github.com/FFmpeg/FFmpeg.git
The code is not currently used by libavutil, its just where our common Vulkan code is. Since SPIR-V compilation will be needed by lavc, move it, rather than having lavc including lavfi.pull/153/merge
Lynne
3 months ago
parent
fcd1cdcb7b
commit
0a1f8107bb
19 changed files with 469 additions and 431 deletions
@ -0,0 +1,308 @@ |
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/*
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <pthread.h> |
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#include <glslang/build_info.h> |
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#include <glslang/Include/glslang_c_interface.h> |
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#include "vulkan_spirv.h" |
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#include "libavutil/mem.h" |
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#include "libavutil/avassert.h" |
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static pthread_mutex_t glslc_mutex = PTHREAD_MUTEX_INITIALIZER; |
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static int glslc_refcount = 0; |
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static const glslang_resource_t glslc_resource_limits = { |
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.max_lights = 32, |
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.max_clip_planes = 6, |
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.max_texture_units = 32, |
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.max_texture_coords = 32, |
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.max_vertex_attribs = 64, |
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.max_vertex_uniform_components = 4096, |
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.max_varying_floats = 64, |
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.max_vertex_texture_image_units = 32, |
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.max_combined_texture_image_units = 80, |
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.max_texture_image_units = 32, |
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.max_fragment_uniform_components = 4096, |
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.max_draw_buffers = 32, |
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.max_vertex_uniform_vectors = 128, |
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.max_varying_vectors = 8, |
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.max_fragment_uniform_vectors = 16, |
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.max_vertex_output_vectors = 16, |
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.max_fragment_input_vectors = 15, |
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.min_program_texel_offset = -8, |
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.max_program_texel_offset = 7, |
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.max_clip_distances = 8, |
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.max_compute_work_group_count_x = 65535, |
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.max_compute_work_group_count_y = 65535, |
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.max_compute_work_group_count_z = 65535, |
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.max_compute_work_group_size_x = 1024, |
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.max_compute_work_group_size_y = 1024, |
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.max_compute_work_group_size_z = 64, |
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.max_compute_uniform_components = 1024, |
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.max_compute_texture_image_units = 16, |
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.max_compute_image_uniforms = 8, |
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.max_compute_atomic_counters = 8, |
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.max_compute_atomic_counter_buffers = 1, |
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.max_varying_components = 60, |
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.max_vertex_output_components = 64, |
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.max_geometry_input_components = 64, |
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.max_geometry_output_components = 128, |
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.max_fragment_input_components = 128, |
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.max_image_units = 8, |
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.max_combined_image_units_and_fragment_outputs = 8, |
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.max_combined_shader_output_resources = 8, |
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.max_image_samples = 0, |
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.max_vertex_image_uniforms = 0, |
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.max_tess_control_image_uniforms = 0, |
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.max_tess_evaluation_image_uniforms = 0, |
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.max_geometry_image_uniforms = 0, |
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.max_fragment_image_uniforms = 8, |
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.max_combined_image_uniforms = 8, |
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.max_geometry_texture_image_units = 16, |
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.max_geometry_output_vertices = 256, |
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.max_geometry_total_output_components = 1024, |
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.max_geometry_uniform_components = 1024, |
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.max_geometry_varying_components = 64, |
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.max_tess_control_input_components = 128, |
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.max_tess_control_output_components = 128, |
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.max_tess_control_texture_image_units = 16, |
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.max_tess_control_uniform_components = 1024, |
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.max_tess_control_total_output_components = 4096, |
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.max_tess_evaluation_input_components = 128, |
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.max_tess_evaluation_output_components = 128, |
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.max_tess_evaluation_texture_image_units = 16, |
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.max_tess_evaluation_uniform_components = 1024, |
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.max_tess_patch_components = 120, |
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.max_patch_vertices = 32, |
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.max_tess_gen_level = 64, |
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.max_viewports = 16, |
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.max_vertex_atomic_counters = 0, |
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.max_tess_control_atomic_counters = 0, |
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.max_tess_evaluation_atomic_counters = 0, |
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.max_geometry_atomic_counters = 0, |
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.max_fragment_atomic_counters = 8, |
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.max_combined_atomic_counters = 8, |
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.max_atomic_counter_bindings = 1, |
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.max_vertex_atomic_counter_buffers = 0, |
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.max_tess_control_atomic_counter_buffers = 0, |
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.max_tess_evaluation_atomic_counter_buffers = 0, |
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.max_geometry_atomic_counter_buffers = 0, |
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.max_fragment_atomic_counter_buffers = 1, |
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.max_combined_atomic_counter_buffers = 1, |
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.max_atomic_counter_buffer_size = 16384, |
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.max_transform_feedback_buffers = 4, |
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.max_transform_feedback_interleaved_components = 64, |
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.max_cull_distances = 8, |
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.max_combined_clip_and_cull_distances = 8, |
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.max_samples = 4, |
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.max_mesh_output_vertices_nv = 256, |
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.max_mesh_output_primitives_nv = 512, |
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.max_mesh_work_group_size_x_nv = 32, |
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.max_mesh_work_group_size_y_nv = 1, |
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.max_mesh_work_group_size_z_nv = 1, |
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.max_task_work_group_size_x_nv = 32, |
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.max_task_work_group_size_y_nv = 1, |
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.max_task_work_group_size_z_nv = 1, |
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.max_mesh_view_count_nv = 4, |
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.maxDualSourceDrawBuffersEXT = 1, |
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.limits = { |
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.non_inductive_for_loops = 1, |
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.while_loops = 1, |
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.do_while_loops = 1, |
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.general_uniform_indexing = 1, |
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.general_attribute_matrix_vector_indexing = 1, |
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.general_varying_indexing = 1, |
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.general_sampler_indexing = 1, |
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.general_variable_indexing = 1, |
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.general_constant_matrix_vector_indexing = 1, |
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} |
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}; |
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static int glslc_shader_compile(FFVulkanContext *s, FFVkSPIRVCompiler *ctx, |
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FFVulkanShader *shd, uint8_t **data, |
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size_t *size, const char *entrypoint, |
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void **opaque) |
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{ |
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const char *messages; |
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glslang_shader_t *glslc_shader; |
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glslang_program_t *glslc_program; |
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static const glslang_stage_t glslc_stage[] = { |
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[VK_SHADER_STAGE_VERTEX_BIT] = GLSLANG_STAGE_VERTEX, |
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[VK_SHADER_STAGE_FRAGMENT_BIT] = GLSLANG_STAGE_FRAGMENT, |
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[VK_SHADER_STAGE_COMPUTE_BIT] = GLSLANG_STAGE_COMPUTE, |
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#if ((GLSLANG_VERSION_MAJOR) > 12) |
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[VK_SHADER_STAGE_TASK_BIT_EXT] = GLSLANG_STAGE_TASK, |
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[VK_SHADER_STAGE_MESH_BIT_EXT] = GLSLANG_STAGE_MESH, |
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[VK_SHADER_STAGE_RAYGEN_BIT_KHR] = GLSLANG_STAGE_RAYGEN, |
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[VK_SHADER_STAGE_INTERSECTION_BIT_KHR] = GLSLANG_STAGE_INTERSECT, |
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[VK_SHADER_STAGE_ANY_HIT_BIT_KHR] = GLSLANG_STAGE_ANYHIT, |
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[VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR] = GLSLANG_STAGE_CLOSESTHIT, |
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[VK_SHADER_STAGE_MISS_BIT_KHR] = GLSLANG_STAGE_MISS, |
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[VK_SHADER_STAGE_CALLABLE_BIT_KHR] = GLSLANG_STAGE_CALLABLE, |
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#endif |
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}; |
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const glslang_input_t glslc_input = { |
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.language = GLSLANG_SOURCE_GLSL, |
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.stage = glslc_stage[shd->stage], |
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.client = GLSLANG_CLIENT_VULKAN, |
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#if ((GLSLANG_VERSION_MAJOR) >= 12) |
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.client_version = GLSLANG_TARGET_VULKAN_1_3, |
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.target_language_version = GLSLANG_TARGET_SPV_1_6, |
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#else |
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.client_version = GLSLANG_TARGET_VULKAN_1_2, |
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.target_language_version = GLSLANG_TARGET_SPV_1_5, |
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#endif |
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.target_language = GLSLANG_TARGET_SPV, |
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.code = shd->src.str, |
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.default_version = 460, |
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.default_profile = GLSLANG_NO_PROFILE, |
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.force_default_version_and_profile = false, |
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.forward_compatible = false, |
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.messages = GLSLANG_MSG_DEFAULT_BIT, |
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.resource = &glslc_resource_limits, |
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}; |
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#if ((GLSLANG_VERSION_MAJOR) >= 12) |
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glslang_spv_options_t glslc_opts = { |
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.generate_debug_info = !!(s->extensions & (FF_VK_EXT_DEBUG_UTILS | FF_VK_EXT_RELAXED_EXTENDED_INSTR)), |
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.emit_nonsemantic_shader_debug_info = !!(s->extensions & FF_VK_EXT_RELAXED_EXTENDED_INSTR), |
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.emit_nonsemantic_shader_debug_source = !!(s->extensions & FF_VK_EXT_RELAXED_EXTENDED_INSTR), |
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.disable_optimizer = !!(s->extensions & FF_VK_EXT_DEBUG_UTILS), |
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.strip_debug_info = !(s->extensions & (FF_VK_EXT_DEBUG_UTILS | FF_VK_EXT_RELAXED_EXTENDED_INSTR)), |
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.optimize_size = 0, |
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.disassemble = 0, |
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.validate = 1, |
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.compile_only = 0, |
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}; |
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#endif |
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av_assert0(glslc_refcount); |
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*opaque = NULL; |
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if (!(glslc_shader = glslang_shader_create(&glslc_input))) |
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return AVERROR(ENOMEM); |
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if (!glslang_shader_preprocess(glslc_shader, &glslc_input)) { |
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ff_vk_shader_print(s, shd, AV_LOG_WARNING); |
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av_log(s, AV_LOG_ERROR, "Unable to preprocess shader: %s (%s)!\n", |
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glslang_shader_get_info_log(glslc_shader), |
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glslang_shader_get_info_debug_log(glslc_shader)); |
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glslang_shader_delete(glslc_shader); |
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return AVERROR(EINVAL); |
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} |
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if (!glslang_shader_parse(glslc_shader, &glslc_input)) { |
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ff_vk_shader_print(s, shd, AV_LOG_WARNING); |
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av_log(s, AV_LOG_ERROR, "Unable to parse shader: %s (%s)!\n", |
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glslang_shader_get_info_log(glslc_shader), |
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glslang_shader_get_info_debug_log(glslc_shader)); |
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glslang_shader_delete(glslc_shader); |
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return AVERROR(EINVAL); |
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} |
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if (!(glslc_program = glslang_program_create())) { |
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glslang_shader_delete(glslc_shader); |
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return AVERROR(EINVAL); |
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} |
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glslang_program_add_shader(glslc_program, glslc_shader); |
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if (!glslang_program_link(glslc_program, GLSLANG_MSG_SPV_RULES_BIT | |
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GLSLANG_MSG_VULKAN_RULES_BIT)) { |
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ff_vk_shader_print(s, shd, AV_LOG_WARNING); |
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av_log(s, AV_LOG_ERROR, "Unable to link shader: %s (%s)!\n", |
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glslang_program_get_info_log(glslc_program), |
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glslang_program_get_info_debug_log(glslc_program)); |
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glslang_program_delete(glslc_program); |
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glslang_shader_delete(glslc_shader); |
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return AVERROR(EINVAL); |
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} |
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#if ((GLSLANG_VERSION_MAJOR) >= 12) |
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glslang_program_SPIRV_generate_with_options(glslc_program, glslc_input.stage, &glslc_opts); |
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#else |
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glslang_program_SPIRV_generate(glslc_program, glslc_input.stage); |
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#endif |
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messages = glslang_program_SPIRV_get_messages(glslc_program); |
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if (messages) { |
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ff_vk_shader_print(s, shd, AV_LOG_WARNING); |
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av_log(s, AV_LOG_WARNING, "%s\n", messages); |
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} else { |
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ff_vk_shader_print(s, shd, AV_LOG_VERBOSE); |
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} |
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glslang_shader_delete(glslc_shader); |
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*size = glslang_program_SPIRV_get_size(glslc_program) * sizeof(unsigned int); |
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*data = (void *)glslang_program_SPIRV_get_ptr(glslc_program); |
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*opaque = glslc_program; |
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return 0; |
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} |
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static void glslc_shader_free(FFVkSPIRVCompiler *ctx, void **opaque) |
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{ |
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if (!opaque || !*opaque) |
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return; |
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av_assert0(glslc_refcount); |
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glslang_program_delete(*opaque); |
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*opaque = NULL; |
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} |
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static void glslc_uninit(FFVkSPIRVCompiler **ctx) |
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{ |
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if (!ctx || !*ctx) |
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return; |
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pthread_mutex_lock(&glslc_mutex); |
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if (glslc_refcount && (--glslc_refcount == 0)) |
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glslang_finalize_process(); |
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pthread_mutex_unlock(&glslc_mutex); |
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av_freep(ctx); |
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} |
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FFVkSPIRVCompiler *ff_vk_glslang_init(void) |
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{ |
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FFVkSPIRVCompiler *ret = av_mallocz(sizeof(*ret)); |
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if (!ret) |
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return NULL; |
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ret->compile_shader = glslc_shader_compile; |
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ret->free_shader = glslc_shader_free; |
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ret->uninit = glslc_uninit; |
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pthread_mutex_lock(&glslc_mutex); |
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if (!glslc_refcount++) { |
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if (!glslang_initialize_process()) { |
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av_freep(&ret); |
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glslc_refcount--; |
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} |
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} |
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pthread_mutex_unlock(&glslc_mutex); |
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return ret; |
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} |
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@ -0,0 +1,144 @@ |
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/*
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <shaderc/shaderc.h> |
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#include "libavutil/mem.h" |
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#include "vulkan_spirv.h" |
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static int shdc_shader_compile(FFVulkanContext *s, FFVkSPIRVCompiler *ctx, |
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FFVulkanShader *shd, uint8_t **data, |
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size_t *size, const char *entrypoint, |
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void **opaque) |
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{ |
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int loglevel, err, warn, ret; |
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const char *status, *message; |
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shaderc_compilation_result_t res; |
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static const char *shdc_result[] = { |
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[shaderc_compilation_status_success] = "success", |
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[shaderc_compilation_status_invalid_stage] = "invalid stage", |
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[shaderc_compilation_status_compilation_error] = "error", |
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[shaderc_compilation_status_internal_error] = "internal error", |
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[shaderc_compilation_status_null_result_object] = "no result", |
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[shaderc_compilation_status_invalid_assembly] = "invalid assembly", |
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}; |
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static const shaderc_shader_kind shdc_kind[] = { |
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[VK_SHADER_STAGE_VERTEX_BIT] = shaderc_glsl_vertex_shader, |
||||||
|
[VK_SHADER_STAGE_FRAGMENT_BIT] = shaderc_glsl_fragment_shader, |
||||||
|
[VK_SHADER_STAGE_COMPUTE_BIT] = shaderc_glsl_compute_shader, |
||||||
|
[VK_SHADER_STAGE_MESH_BIT_EXT] = shaderc_mesh_shader, |
||||||
|
[VK_SHADER_STAGE_TASK_BIT_EXT] = shaderc_task_shader, |
||||||
|
[VK_SHADER_STAGE_RAYGEN_BIT_KHR] = shaderc_raygen_shader, |
||||||
|
[VK_SHADER_STAGE_ANY_HIT_BIT_KHR] = shaderc_anyhit_shader, |
||||||
|
[VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR] = shaderc_closesthit_shader, |
||||||
|
[VK_SHADER_STAGE_MISS_BIT_KHR] = shaderc_miss_shader, |
||||||
|
[VK_SHADER_STAGE_INTERSECTION_BIT_KHR] = shaderc_intersection_shader, |
||||||
|
[VK_SHADER_STAGE_CALLABLE_BIT_KHR] = shaderc_callable_shader, |
||||||
|
}; |
||||||
|
|
||||||
|
shaderc_compile_options_t opts = shaderc_compile_options_initialize(); |
||||||
|
*opaque = NULL; |
||||||
|
if (!opts) |
||||||
|
return AVERROR(ENOMEM); |
||||||
|
|
||||||
|
shaderc_compile_options_set_target_env(opts, shaderc_target_env_vulkan, |
||||||
|
shaderc_env_version_vulkan_1_3); |
||||||
|
shaderc_compile_options_set_target_spirv(opts, shaderc_spirv_version_1_6); |
||||||
|
|
||||||
|
/* If either extension is set, turn on debug info */ |
||||||
|
if (s->extensions & (FF_VK_EXT_DEBUG_UTILS | FF_VK_EXT_RELAXED_EXTENDED_INSTR)) |
||||||
|
shaderc_compile_options_set_generate_debug_info(opts); |
||||||
|
|
||||||
|
if (s->extensions & FF_VK_EXT_DEBUG_UTILS) |
||||||
|
shaderc_compile_options_set_optimization_level(opts, |
||||||
|
shaderc_optimization_level_zero); |
||||||
|
else |
||||||
|
shaderc_compile_options_set_optimization_level(opts, |
||||||
|
shaderc_optimization_level_performance); |
||||||
|
|
||||||
|
res = shaderc_compile_into_spv((shaderc_compiler_t)ctx->priv, |
||||||
|
shd->src.str, strlen(shd->src.str), |
||||||
|
shdc_kind[shd->stage], |
||||||
|
shd->name, entrypoint, opts); |
||||||
|
shaderc_compile_options_release(opts); |
||||||
|
|
||||||
|
ret = shaderc_result_get_compilation_status(res); |
||||||
|
err = shaderc_result_get_num_errors(res); |
||||||
|
warn = shaderc_result_get_num_warnings(res); |
||||||
|
message = shaderc_result_get_error_message(res); |
||||||
|
|
||||||
|
if (ret != shaderc_compilation_status_success && !err) |
||||||
|
err = 1; |
||||||
|
|
||||||
|
loglevel = err ? AV_LOG_ERROR : warn ? AV_LOG_WARNING : AV_LOG_VERBOSE; |
||||||
|
|
||||||
|
ff_vk_shader_print(s, shd, loglevel); |
||||||
|
if (message && (err || warn)) |
||||||
|
av_log(s, loglevel, "%s\n", message); |
||||||
|
status = ret < FF_ARRAY_ELEMS(shdc_result) ? shdc_result[ret] : "unknown"; |
||||||
|
av_log(s, loglevel, "shaderc compile status '%s' (%d errors, %d warnings)\n", |
||||||
|
status, err, warn); |
||||||
|
|
||||||
|
if (err > 0) |
||||||
|
return AVERROR(EINVAL); |
||||||
|
|
||||||
|
*data = (uint8_t *)shaderc_result_get_bytes(res); |
||||||
|
*size = shaderc_result_get_length(res); |
||||||
|
*opaque = res; |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
static void shdc_shader_free(FFVkSPIRVCompiler *ctx, void **opaque) |
||||||
|
{ |
||||||
|
if (!opaque || !*opaque) |
||||||
|
return; |
||||||
|
|
||||||
|
shaderc_result_release((shaderc_compilation_result_t)*opaque); |
||||||
|
*opaque = NULL; |
||||||
|
} |
||||||
|
|
||||||
|
static void shdc_uninit(FFVkSPIRVCompiler **ctx) |
||||||
|
{ |
||||||
|
FFVkSPIRVCompiler *s; |
||||||
|
|
||||||
|
if (!ctx || !*ctx) |
||||||
|
return; |
||||||
|
|
||||||
|
s = *ctx; |
||||||
|
|
||||||
|
shaderc_compiler_release((shaderc_compiler_t)s->priv); |
||||||
|
av_freep(ctx); |
||||||
|
} |
||||||
|
|
||||||
|
FFVkSPIRVCompiler *ff_vk_shaderc_init(void) |
||||||
|
{ |
||||||
|
FFVkSPIRVCompiler *ret = av_mallocz(sizeof(*ret)); |
||||||
|
if (!ret) |
||||||
|
return NULL; |
||||||
|
|
||||||
|
ret->compile_shader = shdc_shader_compile; |
||||||
|
ret->free_shader = shdc_shader_free; |
||||||
|
ret->uninit = shdc_uninit; |
||||||
|
|
||||||
|
ret->priv = (void *)shaderc_compiler_initialize(); |
||||||
|
if (!ret->priv) |
||||||
|
av_freep(&ret); |
||||||
|
|
||||||
|
return ret; |
||||||
|
} |
||||||
Loading…
Reference in new issue