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Mon, 21 May 2018 19:48:24 -0700 (PDT) Received: from moonbase.pars.ee ([2a00:23c4:7c8c:8e00:150:af35:e548:96e6]) by smtp.gmail.com with ESMTPSA id k5-v6sm7736085wrd.13.2018.05.21.19.48.24 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 May 2018 19:48:24 -0700 (PDT) From: Rostislav Pehlivanov To: ffmpeg-devel@ffmpeg.org Date: Tue, 22 May 2018 03:46:13 +0100 Message-Id: <20180522024616.3091-6-atomnuker@gmail.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180522024616.3091-1-atomnuker@gmail.com> References: <20180522024616.3091-1-atomnuker@gmail.com> Subject: [FFmpeg-devel] [PATCH v3 5/8] lavfi: add a Vulkan avgblur filter X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Rostislav Pehlivanov MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Signed-off-by: Rostislav Pehlivanov --- configure | 1 + libavfilter/Makefile | 1 + libavfilter/allfilters.c | 1 + libavfilter/vf_avgblur_vulkan.c | 343 ++++++++++++++++++++++++++++++++ 4 files changed, 346 insertions(+) create mode 100644 libavfilter/vf_avgblur_vulkan.c diff --git a/configure b/configure index 52c1e7a6e8..c34a48b2bc 100755 --- a/configure +++ b/configure @@ -3308,6 +3308,7 @@ ass_filter_deps="libass" atempo_filter_deps="avcodec" atempo_filter_select="rdft" avgblur_opencl_filter_deps="opencl" +avgblur_vulkan_filter_deps="vulkan libshaderc" azmq_filter_deps="libzmq" blackframe_filter_deps="gpl" boxblur_filter_deps="gpl" diff --git a/libavfilter/Makefile b/libavfilter/Makefile index c68ef05fdc..fd8cf8c13c 100644 --- a/libavfilter/Makefile +++ b/libavfilter/Makefile @@ -146,6 +146,7 @@ OBJS-$(CONFIG_ATADENOISE_FILTER) += vf_atadenoise.o OBJS-$(CONFIG_AVGBLUR_FILTER) += vf_avgblur.o OBJS-$(CONFIG_AVGBLUR_OPENCL_FILTER) += vf_avgblur_opencl.o opencl.o \ opencl/avgblur.o +OBJS-$(CONFIG_AVGBLUR_VULKAN_FILTER) += vf_avgblur_vulkan.o vulkan.o OBJS-$(CONFIG_BBOX_FILTER) += bbox.o vf_bbox.o OBJS-$(CONFIG_BENCH_FILTER) += f_bench.o OBJS-$(CONFIG_BITPLANENOISE_FILTER) += vf_bitplanenoise.o diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c index b44093d21b..c53cb2154e 100644 --- a/libavfilter/allfilters.c +++ b/libavfilter/allfilters.c @@ -139,6 +139,7 @@ extern AVFilter ff_vf_ass; extern AVFilter ff_vf_atadenoise; extern AVFilter ff_vf_avgblur; extern AVFilter ff_vf_avgblur_opencl; +extern AVFilter ff_vf_avgblur_vulkan; extern AVFilter ff_vf_bbox; extern AVFilter ff_vf_bench; extern AVFilter ff_vf_bitplanenoise; diff --git a/libavfilter/vf_avgblur_vulkan.c b/libavfilter/vf_avgblur_vulkan.c new file mode 100644 index 0000000000..5b89ae0718 --- /dev/null +++ b/libavfilter/vf_avgblur_vulkan.c @@ -0,0 +1,343 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/opt.h" +#include "vulkan.h" +#include "internal.h" + +typedef struct AvgBlurVulkanContext { + VulkanFilterContext vkctx; + + int initialized; + FFVkExecContext exec; + + /* Shader updators, must be in the main filter struct */ + VkDescriptorImageInfo input_images[3]; + VkDescriptorImageInfo output_images[3]; + + int size_x; + int size_y; + int planes; +} AvgBlurVulkanContext; + +static const char blur_kernel[] = { + C(0, #define CACHE_SIZE (ivec2(gl_WorkGroupSize) + FILTER_RADIUS*2) ) + C(0, shared vec4 cache[AREA(CACHE_SIZE)]; ) + C(0, ) + C(0, void blur_kernel(int idx, ivec2 pos) ) + C(0, { ) + C(1, ivec2 d; ) + C(1, const ivec2 s = CACHE_SIZE; ) + C(1, const ivec2 w = ivec2(gl_WorkGroupSize); ) + C(1, const ivec2 l = ivec2(gl_LocalInvocationID.xy); ) + C(1, ) + C(1, for (d.y = l.y; d.y < s.y; d.y += w.y) { ) + C(2, for (d.x = l.x; d.x < s.x; d.x += w.x) { ) + C(3, const ivec2 np = pos + d - l - FILTER_RADIUS; ) + C(3, cache[d.y*s.x + d.x] = imageLoad(input_img[idx], np); ) + C(2, } ) + C(1, } ) + C(0, ) + C(1, barrier(); ) + C(0, ) + C(1, vec4 avg = vec4(0.0f); ) + C(1, ivec2 start = ivec2(0); ) + C(1, ivec2 end = FILTER_RADIUS*2 + 1; ) + C(1, for (d.y = start.y; d.y < end.y; d.y++) ) + C(2, for (d.x = start.x; d.x < end.x; d.x++) ) + C(3, avg += cache[(l.y + d.y)*s.x + l.x + d.x]; ) + C(0, ) + C(1, avg /= AREA(end - start); ) + C(1, imageStore(output_img[idx], pos, avg); ) + C(0, } ) +}; + +static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in) +{ + int err; + AvgBlurVulkanContext *s = ctx->priv; + + { /* Create the shader */ + const int planes = av_pix_fmt_count_planes(s->vkctx.output_format); + + SPIRVShader *shd = ff_vk_init_shader(ctx, "avgblur_compute", + VK_SHADER_STAGE_COMPUTE_BIT); + ff_vk_set_compute_shader_sizes(ctx, shd, (int [3]){ 16, 16, 1 }); + + VulkanDescriptorSetBinding desc_i[2] = { + { + .name = "input_img", + .type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, + .mem_layout = ff_vk_shader_rep_fmt(s->vkctx.input_format), + .mem_quali = "readonly", + .dimensions = 2, + .elems = planes, + .stages = VK_SHADER_STAGE_COMPUTE_BIT, + .updater = s->input_images, + }, + { + .name = "output_img", + .type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, + .mem_layout = ff_vk_shader_rep_fmt(s->vkctx.output_format), + .mem_quali = "writeonly", + .dimensions = 2, + .elems = planes, + .stages = VK_SHADER_STAGE_COMPUTE_BIT, + .updater = s->output_images, + }, + }; + + RET(ff_vk_add_descriptor_set(ctx, shd, desc_i, 2, 0)); /* set 0 */ + + GLSLF(0, #define FILTER_RADIUS ivec2(%i, %i), s->size_x, s->size_y); + GLSLD( blur_kernel ); + GLSLC(0, void main() ); + GLSLC(0, { ); + GLSLC(1, ivec2 pos = ivec2(gl_GlobalInvocationID.xy); ); + GLSLF(1, for (int i = 0; i < %i; i++) { ,planes); + GLSLC(2, if (!IS_WITHIN(pos, imageSize(input_img[i]))) { ); + GLSLC(3, barrier(); ); + GLSLC(3, continue; ); + GLSLC(2, } ); + GLSLC(2, else barrier(); ); /* Workaround */ + GLSLF(2, if ((0x%x & (1 << i)) != 0) { ,s->planes); + GLSLC(3, blur_kernel(i, pos); ); + GLSLC(2, } else { ); + GLSLC(3, const vec4 val = imageLoad(input_img[i], pos); ); + GLSLC(3, imageStore(output_img[i], pos, val); ); + GLSLC(2, } ); + GLSLC(1, } ); + GLSLC(0, } ); + + RET(ff_vk_compile_shader(ctx, shd, "main")); + } + + RET(ff_vk_init_pipeline_layout(ctx)); + + /* Execution context */ + RET(ff_vk_create_exec_ctx(ctx, &s->exec, + s->vkctx.hwctx->queue_family_comp_index)); + + /* The pipeline */ + RET(ff_vk_init_compute_pipeline(ctx)); + + s->initialized = 1; + + return 0; + +fail: + return err; +} + +static int process_frames(AVFilterContext *avctx, AVVkFrame *out, AVVkFrame *in) +{ + int err; + AvgBlurVulkanContext *s = avctx->priv; + int planes = av_pix_fmt_count_planes(s->vkctx.output_format); + + VkCommandBufferBeginInfo cmd_start = { + .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, + .flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, + }; + + VkComponentMapping null_map = { + .r = VK_COMPONENT_SWIZZLE_IDENTITY, + .g = VK_COMPONENT_SWIZZLE_IDENTITY, + .b = VK_COMPONENT_SWIZZLE_IDENTITY, + .a = VK_COMPONENT_SWIZZLE_IDENTITY, + }; + + for (int i = 0; i < planes; i++) { + RET(ff_vk_create_imageview(avctx, &s->input_images[i].imageView, in, + ff_vk_plane_rep_fmt(s->vkctx.input_format, i), + ff_vk_aspect_flags(s->vkctx.input_format, i), + null_map, NULL)); + + RET(ff_vk_create_imageview(avctx, &s->output_images[i].imageView, out, + ff_vk_plane_rep_fmt(s->vkctx.output_format, i), + ff_vk_aspect_flags(s->vkctx.output_format, i), + null_map, NULL)); + + s->input_images[i].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + s->output_images[i].imageLayout = VK_IMAGE_LAYOUT_GENERAL; + } + + ff_vk_update_descriptor_set(avctx, 0); + + vkBeginCommandBuffer(s->exec.buf, &cmd_start); + + { + VkImageMemoryBarrier bar[2] = { + { + .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, + .srcAccessMask = 0, + .dstAccessMask = VK_ACCESS_SHADER_READ_BIT, + .oldLayout = in->layout, + .newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, + .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, + .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, + .image = in->img, + .subresourceRange.aspectMask = ff_vk_aspect_flags(s->vkctx.input_format, -1), + .subresourceRange.levelCount = 1, + .subresourceRange.layerCount = 1, + }, + { + .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, + .srcAccessMask = 0, + .dstAccessMask = VK_ACCESS_SHADER_WRITE_BIT, + .oldLayout = out->layout, + .newLayout = VK_IMAGE_LAYOUT_GENERAL, + .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, + .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, + .image = out->img, + .subresourceRange.aspectMask = ff_vk_aspect_flags(s->vkctx.output_format, -1), + .subresourceRange.levelCount = 1, + .subresourceRange.layerCount = 1, + }, + }; + + vkCmdPipelineBarrier(s->exec.buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, + VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0, + 0, NULL, 0, NULL, 2, bar); + + in->layout = bar[0].newLayout; + in->access = bar[0].dstAccessMask; + + out->layout = bar[1].newLayout; + out->access = bar[1].dstAccessMask; + } + + vkCmdBindPipeline(s->exec.buf, VK_PIPELINE_BIND_POINT_COMPUTE, s->vkctx.pipeline); + vkCmdBindDescriptorSets(s->exec.buf, VK_PIPELINE_BIND_POINT_COMPUTE, s->vkctx.pipeline_layout, 0, s->vkctx.descriptor_sets_num, s->vkctx.desc_set, 0, 0); + vkCmdDispatch(s->exec.buf, + FFALIGN(s->vkctx.output_width, s->vkctx.shaders[0].local_size[0])/s->vkctx.shaders[0].local_size[0], + FFALIGN(s->vkctx.output_height, s->vkctx.shaders[0].local_size[1])/s->vkctx.shaders[0].local_size[1], 1); + + vkEndCommandBuffer(s->exec.buf); + + VkSubmitInfo s_info = { + .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO, + .commandBufferCount = 1, + .pCommandBuffers = &s->exec.buf, + }; + + VkResult ret = vkQueueSubmit(s->exec.queue, 1, &s_info, s->exec.fence); + if (ret != VK_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Unable to submit command buffer: %s\n", + ff_vk_ret2str(ret)); + return AVERROR_EXTERNAL; + } else { + vkWaitForFences(s->vkctx.hwctx->act_dev, 1, &s->exec.fence, VK_TRUE, UINT64_MAX); + vkResetFences(s->vkctx.hwctx->act_dev, 1, &s->exec.fence); + } + +fail: + + for (int i = 0; i < planes; i++) { + ff_vk_destroy_imageview(avctx, s->input_images[i].imageView); + ff_vk_destroy_imageview(avctx, s->output_images[i].imageView); + } + + return err; +} + +static int avgblur_vulkan_filter_frame(AVFilterLink *link, AVFrame *in) +{ + int err; + AVFilterContext *ctx = link->dst; + AvgBlurVulkanContext *s = ctx->priv; + AVFilterLink *outlink = ctx->outputs[0]; + + AVFrame *out = ff_get_video_buffer(outlink, outlink->w, outlink->h); + if (!out) { + err = AVERROR(ENOMEM); + goto fail; + } + + if (!s->initialized) + RET(init_filter(ctx, in)); + + RET(process_frames(ctx, (AVVkFrame *)out->data[0], + (AVVkFrame *) in->data[0])); + + err = av_frame_copy_props(out, in); + if (err < 0) + goto fail; + + av_frame_free(&in); + + return ff_filter_frame(outlink, out); + +fail: + av_frame_free(&in); + av_frame_free(&out); + return err; +} + +static void avgblur_vulkan_uninit(AVFilterContext *avctx) +{ + AvgBlurVulkanContext *s = avctx->priv; + + ff_vk_free_exec_ctx(avctx, &s->exec); + ff_vk_filter_uninit(avctx); + + s->initialized = 0; +} + +#define OFFSET(x) offsetof(AvgBlurVulkanContext, x) +#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM) +static const AVOption avgblur_vulkan_options[] = { + { "sizeX", "Set horizontal radius", OFFSET(size_x), AV_OPT_TYPE_INT, {.i64 = 2}, 0, 32, .flags = FLAGS }, + { "planes", "Set planes to filter", OFFSET(planes), AV_OPT_TYPE_INT, {.i64 = 0xF}, 0, 0xF, .flags = FLAGS }, + { "sizeY", "Set vertical radius", OFFSET(size_y), AV_OPT_TYPE_INT, {.i64 = 2}, 0, 32, .flags = FLAGS }, + { NULL }, +}; + +AVFILTER_DEFINE_CLASS(avgblur_vulkan); + +static const AVFilterPad avgblur_vulkan_inputs[] = { + { + .name = "default", + .type = AVMEDIA_TYPE_VIDEO, + .filter_frame = &avgblur_vulkan_filter_frame, + .config_props = &ff_vk_filter_config_input, + }, + { NULL } +}; + +static const AVFilterPad avgblur_vulkan_outputs[] = { + { + .name = "default", + .type = AVMEDIA_TYPE_VIDEO, + .config_props = &ff_vk_filter_config_output, + }, + { NULL } +}; + +AVFilter ff_vf_avgblur_vulkan = { + .name = "avgblur_vulkan", + .description = NULL_IF_CONFIG_SMALL("Apply avgblur mask to input video"), + .priv_size = sizeof(AvgBlurVulkanContext), + .init = &ff_vk_filter_init, + .uninit = &avgblur_vulkan_uninit, + .query_formats = &ff_vk_filter_query_formats, + .inputs = avgblur_vulkan_inputs, + .outputs = avgblur_vulkan_outputs, + .priv_class = &avgblur_vulkan_class, + .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, +};