2021-12-09 09:36:51 +00:00
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/*
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* copyright (c) 2021 Wu Jianhua <jianhua.wu@intel.com>
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2023-02-17 02:13:43 +00:00
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* Copyright (c) Lynne
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*
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2021-12-09 09:36:51 +00:00
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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 "libavutil/random_seed.h"
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#include "libavutil/opt.h"
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#include "vulkan_filter.h"
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2023-02-17 02:13:43 +00:00
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#include "vulkan_spirv.h"
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2021-12-09 09:36:51 +00:00
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#include "internal.h"
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2021-12-10 19:05:00 +00:00
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#include "transpose.h"
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2023-08-03 11:03:17 +00:00
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#include "video.h"
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2021-12-09 09:36:51 +00:00
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typedef struct TransposeVulkanContext {
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FFVulkanContext vkctx;
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2023-02-17 02:13:43 +00:00
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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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2021-12-09 09:36:51 +00:00
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2021-12-10 19:05:00 +00:00
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int dir;
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2022-01-02 14:51:39 +00:00
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int passthrough;
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2021-12-09 09:36:51 +00:00
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} TransposeVulkanContext;
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static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
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{
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2023-02-17 02:13:43 +00:00
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int err;
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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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2021-12-09 09:36:51 +00:00
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TransposeVulkanContext *s = ctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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2023-02-17 02:13:43 +00:00
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2021-12-09 09:36:51 +00:00
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const int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
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2023-02-17 02:13:43 +00:00
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FFVkSPIRVShader *shd = &s->shd;
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FFVkSPIRVCompiler *spv;
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FFVulkanDescriptorSetBinding *desc;
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spv = ff_vk_spirv_init();
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if (!spv) {
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av_log(ctx, AV_LOG_ERROR, "Unable to initialize SPIR-V compiler!\n");
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return AVERROR_EXTERNAL;
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}
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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_LINEAR));
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RET(ff_vk_shader_init(&s->pl, &s->shd, "transpose_compute",
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VK_SHADER_STAGE_COMPUTE_BIT, 0));
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2021-12-09 09:36:51 +00:00
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2023-02-17 02:13:43 +00:00
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ff_vk_shader_set_compute_sizes(&s->shd, 32, 1, 1);
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desc = (FFVulkanDescriptorSetBinding []) {
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2021-12-09 09:36:51 +00:00
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{
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.name = "input_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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2023-02-17 02:13:43 +00:00
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.samplers = DUP_SAMPLER(s->sampler),
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2021-12-09 09:36:51 +00:00
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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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2023-02-17 02:13:43 +00:00
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RET(ff_vk_pipeline_descriptor_set_add(vkctx, &s->pl, shd, desc, 2, 0, 0));
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2021-12-09 09:36:51 +00:00
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2023-02-17 02:13:43 +00:00
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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, ivec2 pos = ivec2(gl_GlobalInvocationID.xy); );
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2021-12-09 09:36:51 +00:00
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for (int i = 0; i < planes; i++) {
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2023-02-17 02:13:43 +00:00
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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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if (s->dir == TRANSPOSE_CCLOCK)
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GLSLF(2, vec4 res = texture(input_images[%i], ivec2(size.y - pos.y, pos.x)); ,i);
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else if (s->dir == TRANSPOSE_CLOCK_FLIP || s->dir == TRANSPOSE_CLOCK) {
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GLSLF(2, vec4 res = texture(input_images[%i], ivec2(size.yx - pos.yx)); ,i);
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if (s->dir == TRANSPOSE_CLOCK)
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GLSLC(2, pos = ivec2(pos.x, size.y - pos.y); );
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} else
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GLSLF(2, vec4 res = texture(input_images[%i], pos.yx); ,i);
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GLSLF(2, imageStore(output_images[%i], pos, res); ,i);
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GLSLC(1, } );
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2021-12-09 09:36:51 +00:00
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}
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2023-02-17 02:13:43 +00:00
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GLSLC(0, } );
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2021-12-09 09:36:51 +00:00
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2023-02-17 02:13:43 +00:00
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RET(spv->compile_shader(spv, ctx, 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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2021-12-09 09:36:51 +00:00
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2023-02-17 02:13:43 +00:00
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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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2021-12-09 09:36:51 +00:00
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2023-02-17 02:13:43 +00:00
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s->initialized = 1;
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2021-12-09 09:36:51 +00:00
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return 0;
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fail:
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2023-02-17 02:13:43 +00:00
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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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2021-12-09 09:36:51 +00:00
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return err;
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}
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static int filter_frame(AVFilterLink *inlink, AVFrame *in)
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{
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int err;
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AVFrame *out = NULL;
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AVFilterContext *ctx = inlink->dst;
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TransposeVulkanContext *s = ctx->priv;
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AVFilterLink *outlink = ctx->outputs[0];
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2022-01-02 14:51:39 +00:00
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if (s->passthrough)
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return ff_filter_frame(outlink, in);
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2021-12-09 09:36:51 +00:00
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out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
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if (!out) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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if (!s->initialized)
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RET(init_filter(ctx, in));
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2023-02-17 02:13:43 +00:00
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RET(ff_vk_filter_process_simple(&s->vkctx, &s->e, &s->pl, out, in,
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s->sampler, NULL, 0));
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2021-12-09 09:36:51 +00:00
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RET(av_frame_copy_props(out, in));
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if (in->sample_aspect_ratio.num)
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out->sample_aspect_ratio = in->sample_aspect_ratio;
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else {
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out->sample_aspect_ratio.num = in->sample_aspect_ratio.den;
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out->sample_aspect_ratio.den = in->sample_aspect_ratio.num;
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}
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av_frame_free(&in);
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return ff_filter_frame(outlink, out);
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fail:
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av_frame_free(&in);
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av_frame_free(&out);
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return err;
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}
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static av_cold void transpose_vulkan_uninit(AVFilterContext *avctx)
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{
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TransposeVulkanContext *s = avctx->priv;
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2023-02-17 02:13:43 +00:00
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FFVulkanContext *vkctx = &s->vkctx;
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FFVulkanFunctions *vk = &vkctx->vkfn;
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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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2021-12-09 09:36:51 +00:00
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ff_vk_uninit(&s->vkctx);
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s->initialized = 0;
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}
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static int config_props_output(AVFilterLink *outlink)
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{
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AVFilterContext *avctx = outlink->src;
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TransposeVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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AVFilterLink *inlink = avctx->inputs[0];
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2022-01-02 14:51:39 +00:00
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if ((inlink->w >= inlink->h && s->passthrough == TRANSPOSE_PT_TYPE_LANDSCAPE) ||
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(inlink->w <= inlink->h && s->passthrough == TRANSPOSE_PT_TYPE_PORTRAIT)) {
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av_log(avctx, AV_LOG_VERBOSE,
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"w:%d h:%d -> w:%d h:%d (passthrough mode)\n",
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inlink->w, inlink->h, inlink->w, inlink->h);
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outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
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return outlink->hw_frames_ctx ? 0 : AVERROR(ENOMEM);
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} else {
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s->passthrough = TRANSPOSE_PT_TYPE_NONE;
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}
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2021-12-09 09:36:51 +00:00
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vkctx->output_width = inlink->h;
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vkctx->output_height = inlink->w;
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if (inlink->sample_aspect_ratio.num)
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outlink->sample_aspect_ratio = av_div_q((AVRational) { 1, 1 },
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inlink->sample_aspect_ratio);
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else
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outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
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2021-12-10 19:05:03 +00:00
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return ff_vk_filter_config_output(outlink);
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2021-12-09 09:36:51 +00:00
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}
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2021-12-10 19:05:00 +00:00
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#define OFFSET(x) offsetof(TransposeVulkanContext, x)
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#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
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static const AVOption transpose_vulkan_options[] = {
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{ "dir", "set transpose direction", OFFSET(dir), AV_OPT_TYPE_INT, { .i64 = TRANSPOSE_CCLOCK_FLIP }, 0, 7, FLAGS, "dir" },
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{ "cclock_flip", "rotate counter-clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK_FLIP }, .flags=FLAGS, .unit = "dir" },
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{ "clock", "rotate clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK }, .flags=FLAGS, .unit = "dir" },
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{ "cclock", "rotate counter-clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK }, .flags=FLAGS, .unit = "dir" },
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{ "clock_flip", "rotate clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK_FLIP }, .flags=FLAGS, .unit = "dir" },
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2022-01-02 14:51:39 +00:00
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{ "passthrough", "do not apply transposition if the input matches the specified geometry",
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OFFSET(passthrough), AV_OPT_TYPE_INT, {.i64=TRANSPOSE_PT_TYPE_NONE}, 0, INT_MAX, FLAGS, "passthrough" },
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{ "none", "always apply transposition", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_NONE}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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{ "portrait", "preserve portrait geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_PORTRAIT}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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{ "landscape", "preserve landscape geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_LANDSCAPE}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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2021-12-09 09:36:51 +00:00
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{ NULL }
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};
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AVFILTER_DEFINE_CLASS(transpose_vulkan);
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static const AVFilterPad transpose_vulkan_inputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.filter_frame = &filter_frame,
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.config_props = &ff_vk_filter_config_input,
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}
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};
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static const AVFilterPad transpose_vulkan_outputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.config_props = &config_props_output,
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}
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};
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const AVFilter ff_vf_transpose_vulkan = {
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.name = "transpose_vulkan",
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.description = NULL_IF_CONFIG_SMALL("Transpose Vulkan Filter"),
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.priv_size = sizeof(TransposeVulkanContext),
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.init = &ff_vk_filter_init,
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.uninit = &transpose_vulkan_uninit,
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FILTER_INPUTS(transpose_vulkan_inputs),
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FILTER_OUTPUTS(transpose_vulkan_outputs),
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FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
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.priv_class = &transpose_vulkan_class,
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.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
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.flags = AVFILTER_FLAG_HWDEVICE,
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};
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