mirror of
https://github.com/FFmpeg/FFmpeg.git
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blend_vulkan: port for the rewrite
This commit is contained in:
Lynne
parent
f29850e98f
commit
40bf1d525e
@ -1,5 +1,7 @@
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/*
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* copyright (c) 2021-2022 Wu Jianhua <jianhua.wu@intel.com>
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* Copyright (c) Lynne
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*
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* The blend modes are based on the blend.c.
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*
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* This file is part of FFmpeg.
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@ -22,12 +24,11 @@
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#include "libavutil/random_seed.h"
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#include "libavutil/opt.h"
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#include "vulkan_filter.h"
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#include "vulkan_spirv.h"
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#include "internal.h"
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#include "framesync.h"
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#include "blend.h"
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#define CGS 32
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#define IN_TOP 0
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#define IN_BOTTOM 1
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@ -40,20 +41,18 @@ typedef struct FilterParamsVulkan {
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typedef struct BlendVulkanContext {
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FFVulkanContext vkctx;
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FFVkQueueFamilyCtx qf;
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FFVkExecContext *exec;
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FFVulkanPipeline *pl;
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FFFrameSync fs;
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VkDescriptorImageInfo top_images[3];
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VkDescriptorImageInfo bottom_images[3];
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VkDescriptorImageInfo output_images[3];
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int initialized;
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FFVulkanPipeline pl;
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FFVkExecPool e;
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FFVkQueueFamilyCtx qf;
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FFVkSPIRVShader shd;
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VkSampler sampler;
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FilterParamsVulkan params[4];
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double all_opacity;
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enum BlendMode all_mode;
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int initialized;
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} BlendVulkanContext;
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#define DEFINE_BLEND_MODE(MODE, EXPR) \
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@ -125,223 +124,103 @@ static int process_command(AVFilterContext *ctx, const char *cmd, const char *ar
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static av_cold int init_filter(AVFilterContext *avctx)
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{
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int err = 0;
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FFVkSampler *sampler;
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FFVkSPIRVShader *shd;
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uint8_t *spv_data;
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size_t spv_len;
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void *spv_opaque = NULL;
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BlendVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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const int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
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FFVkSPIRVShader *shd = &s->shd;
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FFVkSPIRVCompiler *spv;
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FFVulkanDescriptorSetBinding *desc;
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ff_vk_qf_init(vkctx, &s->qf, VK_QUEUE_COMPUTE_BIT, 0);
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sampler = ff_vk_init_sampler(vkctx, 1, VK_FILTER_LINEAR);
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if (!sampler)
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spv = ff_vk_spirv_init();
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if (!spv) {
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av_log(avctx, AV_LOG_ERROR, "Unable to initialize SPIR-V compiler!\n");
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return AVERROR_EXTERNAL;
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s->pl = ff_vk_create_pipeline(vkctx, &s->qf);
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if (!s->pl)
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return AVERROR(ENOMEM);
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{
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FFVulkanDescriptorSetBinding image_descs[] = {
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{
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.name = "top_images",
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.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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.updater = s->top_images,
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.sampler = sampler,
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},
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{
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.name = "bottom_images",
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.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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.updater = s->bottom_images,
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.sampler = sampler,
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},
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{
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.name = "output_images",
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.type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE,
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.mem_layout = ff_vk_shader_rep_fmt(s->vkctx.output_format),
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.mem_quali = "writeonly",
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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.updater = s->output_images,
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},
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};
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shd = ff_vk_init_shader(s->pl, "blend_compute", image_descs[0].stages);
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if (!shd)
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return AVERROR(ENOMEM);
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ff_vk_set_compute_shader_sizes(shd, (int [3]){ CGS, CGS, 1 });
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RET(ff_vk_add_descriptor_set(vkctx, s->pl, shd, image_descs, FF_ARRAY_ELEMS(image_descs), 0));
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for (int i = 0, j = 0; i < planes; i++) {
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for (j = 0; j < i; j++)
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if (s->params[i].blend_func == s->params[j].blend_func)
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break;
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/* note: the bracket is needed, for GLSLD is a macro with multiple statements. */
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if (j == i) {
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GLSLD(s->params[i].blend_func);
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}
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}
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GLSLC(0, void main() );
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GLSLC(0, { );
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GLSLC(1, ivec2 size; );
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GLSLC(1, const ivec2 pos = ivec2(gl_GlobalInvocationID.xy); );
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for (int i = 0; i < planes; i++) {
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GLSLC(0, );
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GLSLF(1, size = imageSize(output_images[%i]); ,i);
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GLSLC(1, if (IS_WITHIN(pos, size)) { );
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GLSLF(2, const vec4 top = texture(top_images[%i], pos); ,i);
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GLSLF(2, const vec4 bottom = texture(bottom_images[%i], pos); ,i);
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GLSLF(2, const float opacity = %f; ,s->params[i].opacity);
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GLSLF(2, vec4 dst = %s(top, bottom, opacity); ,s->params[i].blend);
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GLSLC(0, );
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GLSLF(2, imageStore(output_images[%i], pos, dst); ,i);
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GLSLC(1, } );
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}
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GLSLC(0, } );
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RET(ff_vk_compile_shader(vkctx, shd, "main"));
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RET(ff_vk_init_pipeline_layout(vkctx, s->pl));
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RET(ff_vk_init_compute_pipeline(vkctx, s->pl));
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}
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RET(ff_vk_create_exec_ctx(vkctx, &s->exec, &s->qf));
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ff_vk_qf_init(vkctx, &s->qf, VK_QUEUE_COMPUTE_BIT);
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RET(ff_vk_exec_pool_init(vkctx, &s->qf, &s->e, s->qf.nb_queues*4, 0, 0, 0, NULL));
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RET(ff_vk_init_sampler(vkctx, &s->sampler, 1, VK_FILTER_NEAREST));
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RET(ff_vk_shader_init(&s->pl, &s->shd, "blend_compute",
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VK_SHADER_STAGE_COMPUTE_BIT, 0));
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ff_vk_shader_set_compute_sizes(&s->shd, 32, 32, 1);
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desc = (FFVulkanDescriptorSetBinding []) {
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{
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.name = "top_images",
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.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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.samplers = DUP_SAMPLER(s->sampler),
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},
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{
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.name = "bottom_images",
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.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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.samplers = DUP_SAMPLER(s->sampler),
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},
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{
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.name = "output_images",
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.type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE,
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.mem_layout = ff_vk_shader_rep_fmt(s->vkctx.output_format),
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.mem_quali = "writeonly",
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.dimensions = 2,
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.elems = planes,
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.stages = VK_SHADER_STAGE_COMPUTE_BIT,
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},
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};
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RET(ff_vk_pipeline_descriptor_set_add(vkctx, &s->pl, shd, desc, 3, 0, 0));
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for (int i = 0, j = 0; i < planes; i++) {
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for (j = 0; j < i; j++)
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if (s->params[i].blend_func == s->params[j].blend_func)
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break;
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/* note: the bracket is needed, for GLSLD is a macro with multiple statements. */
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if (j == i) {
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GLSLD(s->params[i].blend_func);
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}
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}
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GLSLC(0, void main() );
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GLSLC(0, { );
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GLSLC(1, ivec2 size; );
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GLSLC(1, const ivec2 pos = ivec2(gl_GlobalInvocationID.xy); );
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for (int i = 0; i < planes; i++) {
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GLSLC(0, );
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GLSLF(1, size = imageSize(output_images[%i]); ,i);
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GLSLC(1, if (IS_WITHIN(pos, size)) { );
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GLSLF(2, const vec4 top = texture(top_images[%i], pos); ,i);
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GLSLF(2, const vec4 bottom = texture(bottom_images[%i], pos); ,i);
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GLSLF(2, const float opacity = %f; ,s->params[i].opacity);
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GLSLF(2, vec4 dst = %s(top, bottom, opacity); ,s->params[i].blend);
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GLSLC(0, );
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GLSLF(2, imageStore(output_images[%i], pos, dst); ,i);
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GLSLC(1, } );
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}
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GLSLC(0, } );
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RET(spv->compile_shader(spv, avctx, shd, &spv_data, &spv_len, "main",
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&spv_opaque));
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RET(ff_vk_shader_create(vkctx, shd, spv_data, spv_len, "main"));
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RET(ff_vk_init_compute_pipeline(vkctx, &s->pl, shd));
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RET(ff_vk_exec_pipeline_register(vkctx, &s->e, &s->pl));
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s->initialized = 1;
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fail:
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return err;
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}
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if (spv_opaque)
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spv->free_shader(spv, &spv_opaque);
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if (spv)
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spv->uninit(&spv);
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static int process_frames(AVFilterContext *avctx, AVFrame *out_frame, AVFrame *top_frame, AVFrame *bottom_frame)
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{
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int err = 0;
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VkCommandBuffer cmd_buf;
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BlendVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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FFVulkanFunctions *vk = &s->vkctx.vkfn;
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const int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
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AVVkFrame *out = (AVVkFrame *)out_frame->data[0];
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AVVkFrame *top = (AVVkFrame *)top_frame->data[0];
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AVVkFrame *bottom = (AVVkFrame *)bottom_frame->data[0];
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AVHWFramesContext *top_fc = (AVHWFramesContext*)top_frame->hw_frames_ctx->data;
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AVHWFramesContext *bottom_fc = (AVHWFramesContext*)bottom_frame->hw_frames_ctx->data;
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const VkFormat *top_formats = av_vkfmt_from_pixfmt(top_fc->sw_format);
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const VkFormat *bottom_formats = av_vkfmt_from_pixfmt(bottom_fc->sw_format);
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const VkFormat *output_formats = av_vkfmt_from_pixfmt(s->vkctx.output_format);
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ff_vk_start_exec_recording(vkctx, s->exec);
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cmd_buf = ff_vk_get_exec_buf(s->exec);
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for (int i = 0; i < planes; i++) {
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RET(ff_vk_create_imageview(vkctx, s->exec,
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&s->top_images[i].imageView, top->img[i],
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top_formats[i],
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ff_comp_identity_map));
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RET(ff_vk_create_imageview(vkctx, s->exec,
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&s->bottom_images[i].imageView, bottom->img[i],
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bottom_formats[i],
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ff_comp_identity_map));
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RET(ff_vk_create_imageview(vkctx, s->exec,
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&s->output_images[i].imageView, out->img[i],
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output_formats[i],
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ff_comp_identity_map));
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s->top_images[i].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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s->bottom_images[i].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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s->output_images[i].imageLayout = VK_IMAGE_LAYOUT_GENERAL;
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}
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ff_vk_update_descriptor_set(vkctx, s->pl, 0);
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for (int i = 0; i < planes; i++) {
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VkImageMemoryBarrier barriers[] = {
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{
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.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
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.srcAccessMask = 0,
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.dstAccessMask = VK_ACCESS_SHADER_READ_BIT,
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.oldLayout = top->layout[i],
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.newLayout = s->top_images[i].imageLayout,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.image = top->img[i],
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.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.subresourceRange.levelCount = 1,
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.subresourceRange.layerCount = 1,
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},
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{
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.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
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.srcAccessMask = 0,
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.dstAccessMask = VK_ACCESS_SHADER_READ_BIT,
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.oldLayout = bottom->layout[i],
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.newLayout = s->bottom_images[i].imageLayout,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.image = bottom->img[i],
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.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.subresourceRange.levelCount = 1,
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.subresourceRange.layerCount = 1,
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},
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{
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.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
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.srcAccessMask = 0,
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.dstAccessMask = VK_ACCESS_SHADER_WRITE_BIT,
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.oldLayout = out->layout[i],
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.newLayout = s->output_images[i].imageLayout,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.image = out->img[i],
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.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.subresourceRange.levelCount = 1,
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.subresourceRange.layerCount = 1,
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},
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};
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vk->CmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
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0, NULL, 0, NULL, FF_ARRAY_ELEMS(barriers), barriers);
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top->layout[i] = barriers[0].newLayout;
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top->access[i] = barriers[0].dstAccessMask;
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bottom->layout[i] = barriers[1].newLayout;
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bottom->access[i] = barriers[1].dstAccessMask;
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out->layout[i] = barriers[2].newLayout;
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out->access[i] = barriers[2].dstAccessMask;
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}
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ff_vk_bind_pipeline_exec(vkctx, s->exec, s->pl);
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vk->CmdDispatch(cmd_buf, FFALIGN(s->vkctx.output_width, CGS) / CGS,
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FFALIGN(s->vkctx.output_height, CGS) / CGS, 1);
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ff_vk_add_exec_dep(vkctx, s->exec, top_frame, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT);
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ff_vk_add_exec_dep(vkctx, s->exec, bottom_frame, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT);
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ff_vk_add_exec_dep(vkctx, s->exec, out_frame, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT);
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err = ff_vk_submit_exec_queue(vkctx, s->exec);
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if (err)
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return err;
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ff_vk_qf_rotate(&s->qf);
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return 0;
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fail:
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ff_vk_discard_exec_deps(s->exec);
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return err;
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}
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@ -375,7 +254,9 @@ static int blend_frame(FFFrameSync *fs)
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RET(init_filter(avctx));
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}
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RET(process_frames(avctx, out, top, bottom));
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RET(ff_vk_filter_process_Nin(&s->vkctx, &s->e, &s->pl,
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out, (AVFrame *[]){ top, bottom }, 2,
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s->sampler, NULL, 0));
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return ff_filter_frame(outlink, out);
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@ -396,10 +277,19 @@ static av_cold int init(AVFilterContext *avctx)
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static av_cold void uninit(AVFilterContext *avctx)
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{
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BlendVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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FFVulkanFunctions *vk = &vkctx->vkfn;
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ff_framesync_uninit(&s->fs);
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ff_vk_exec_pool_free(vkctx, &s->e);
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ff_vk_pipeline_free(vkctx, &s->pl);
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ff_vk_shader_free(vkctx, &s->shd);
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if (s->sampler)
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vk->DestroySampler(vkctx->hwctx->act_dev, s->sampler,
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vkctx->hwctx->alloc);
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ff_vk_uninit(&s->vkctx);
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ff_framesync_uninit(&s->fs);
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s->initialized = 0;
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}
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