mirror of https://git.videolan.org/git/ffmpeg.git
377 lines
14 KiB
C
377 lines
14 KiB
C
/*
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* Copyright (c) Lynne
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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 "libavutil/random_seed.h"
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#include "libavutil/csp.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 "filters.h"
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#include "colorspace.h"
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#include "video.h"
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enum TestSrcVulkanMode {
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TESTSRC_COLOR,
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};
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typedef struct TestSrcVulkanPushData {
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float color_comp[4];
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} TestSrcVulkanPushData;
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typedef struct TestSrcVulkanContext {
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FFVulkanContext vkctx;
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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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/* Only used by color_vulkan */
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uint8_t color_rgba[4];
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TestSrcVulkanPushData opts;
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int w, h;
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int pw, ph;
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char *out_format_string;
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enum AVColorRange out_range;
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unsigned int nb_frame;
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AVRational time_base, frame_rate;
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int64_t pts;
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int64_t duration; ///< duration expressed in microseconds
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AVRational sar; ///< sample aspect ratio
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int draw_once; ///< draw only the first frame, always put out the same picture
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int draw_once_reset; ///< draw only the first frame or in case of reset
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AVFrame *picref; ///< cached reference containing the painted picture
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} TestSrcVulkanContext;
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static av_cold int init_filter(AVFilterContext *ctx, enum TestSrcVulkanMode mode)
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{
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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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TestSrcVulkanContext *s = ctx->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_set;
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const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->vkctx.output_format);
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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_shader_init(&s->pl, &s->shd, "testsrc_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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GLSLC(0, layout(push_constant, std430) uniform pushConstants { );
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GLSLC(1, vec4 color_comp; );
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GLSLC(0, }; );
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GLSLC(0, );
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ff_vk_add_push_constant(&s->pl, 0, sizeof(s->opts),
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VK_SHADER_STAGE_COMPUTE_BIT);
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desc_set = (FFVulkanDescriptorSetBinding []) {
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{
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.name = "output_img",
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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_set, 1, 0, 0));
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GLSLC(0, void main() );
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GLSLC(0, { );
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GLSLC(1, ivec2 pos = ivec2(gl_GlobalInvocationID.xy); );
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if (mode == TESTSRC_COLOR) {
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double rgb2yuv[3][3];
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double rgbad[4];
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double yuvad[4];
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enum AVColorSpace csp;
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const AVLumaCoefficients *luma = NULL;
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s->draw_once = 1;
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if (desc->flags & AV_PIX_FMT_FLAG_RGB)
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csp = AVCOL_SPC_RGB;
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else
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csp = AVCOL_SPC_SMPTE170M;
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if (!(desc->flags & AV_PIX_FMT_FLAG_RGB) && !(luma = av_csp_luma_coeffs_from_avcsp(csp)))
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return AVERROR(EINVAL);
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else if (!(desc->flags & AV_PIX_FMT_FLAG_RGB))
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ff_fill_rgb2yuv_table(luma, rgb2yuv);
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for (int i = 0; i < 4; i++)
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rgbad[i] = s->color_rgba[i] / 255.0;
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if (!(desc->flags & AV_PIX_FMT_FLAG_RGB))
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ff_matrix_mul_3x3_vec(yuvad, rgbad, rgb2yuv);
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else
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memcpy(yuvad, rgbad, sizeof(rgbad));
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yuvad[3] = rgbad[3];
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if (!(desc->flags & AV_PIX_FMT_FLAG_RGB)) {
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for (int i = 0; i < 3; i++) {
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int chroma = (!(desc->flags & AV_PIX_FMT_FLAG_RGB) && i > 0);
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if (s->out_range == AVCOL_RANGE_MPEG) {
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yuvad[i] *= (chroma ? 224.0 : 219.0) / 255.0;
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yuvad[i] += (chroma ? 128.0 : 16.0) / 255.0;
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} else if (chroma) {
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yuvad[i] += 0.5;
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}
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}
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}
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/* Ensure we place the alpha appropriately for gray formats */
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if (desc->nb_components <= 2)
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yuvad[1] = yuvad[3];
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for (int i = 0; i < 4; i++)
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s->opts.color_comp[i] = yuvad[i];
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GLSLC(1, vec4 r; );
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GLSLC(0, );
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for (int i = 0, c_off = 0; i < planes; i++) {
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for (int c = 0; c < desc->nb_components; c++) {
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if (desc->comp[c].plane == i) {
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int off = desc->comp[c].offset / (FFALIGN(desc->comp[c].depth, 8)/8);
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GLSLF(1, r[%i] = color_comp[%i]; ,off, c_off++);
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}
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}
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GLSLF(1, imageStore(output_img[%i], pos, r); ,i);
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GLSLC(0, );
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}
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}
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GLSLC(0, } );
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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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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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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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return err;
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}
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static int testsrc_vulkan_activate(AVFilterContext *ctx)
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{
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int err;
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AVFilterLink *outlink = ctx->outputs[0];
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TestSrcVulkanContext *s = ctx->priv;
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AVFrame *frame;
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if (!s->initialized) {
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enum TestSrcVulkanMode mode = TESTSRC_COLOR;
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err = init_filter(ctx, mode);
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if (err < 0)
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return err;
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}
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if (!ff_outlink_frame_wanted(outlink))
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return FFERROR_NOT_READY;
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if (s->duration >= 0 &&
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av_rescale_q(s->pts, s->time_base, AV_TIME_BASE_Q) >= s->duration) {
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ff_outlink_set_status(outlink, AVERROR_EOF, s->pts);
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return 0;
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}
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if (s->draw_once) {
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if (s->draw_once_reset) {
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av_frame_free(&s->picref);
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s->draw_once_reset = 0;
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}
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if (!s->picref) {
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s->picref = ff_get_video_buffer(outlink, s->w, s->h);
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if (!s->picref)
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return AVERROR(ENOMEM);
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err = ff_vk_filter_process_simple(&s->vkctx, &s->e, &s->pl, s->picref, NULL,
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VK_NULL_HANDLE, &s->opts, sizeof(s->opts));
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if (err < 0)
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return err;
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}
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frame = av_frame_clone(s->picref);
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} else {
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frame = ff_get_video_buffer(outlink, s->w, s->h);
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}
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if (!frame)
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return AVERROR(ENOMEM);
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frame->pts = s->pts;
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frame->duration = 1;
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frame->flags = AV_FRAME_FLAG_KEY;
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frame->pict_type = AV_PICTURE_TYPE_I;
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frame->sample_aspect_ratio = s->sar;
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if (!s->draw_once) {
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err = ff_vk_filter_process_simple(&s->vkctx, &s->e, &s->pl, frame, NULL,
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VK_NULL_HANDLE, &s->opts, sizeof(s->opts));
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if (err < 0) {
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av_frame_free(&frame);
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return err;
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}
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}
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s->pts++;
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s->nb_frame++;
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return ff_filter_frame(outlink, frame);
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}
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static int testsrc_vulkan_config_props(AVFilterLink *outlink)
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{
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int err;
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TestSrcVulkanContext *s = outlink->src->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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if (!s->out_format_string) {
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vkctx->output_format = AV_PIX_FMT_YUV444P;
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} else {
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vkctx->output_format = av_get_pix_fmt(s->out_format_string);
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if (vkctx->output_format == AV_PIX_FMT_NONE) {
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av_log(vkctx, AV_LOG_ERROR, "Invalid output format.\n");
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return AVERROR(EINVAL);
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}
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}
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err = ff_vk_filter_init_context(outlink->src, vkctx, NULL,
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s->w, s->h, vkctx->output_format);
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if (err < 0)
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return err;
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outlink->hw_frames_ctx = av_buffer_ref(vkctx->frames_ref);
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if (!outlink->hw_frames_ctx)
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return AVERROR(ENOMEM);
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s->time_base = av_inv_q(s->frame_rate);
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s->nb_frame = 0;
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s->pts = 0;
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s->vkctx.output_width = s->w;
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s->vkctx.output_height = s->h;
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outlink->w = s->w;
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outlink->h = s->h;
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outlink->sample_aspect_ratio = s->sar;
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outlink->frame_rate = s->frame_rate;
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outlink->time_base = s->time_base;
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return 0;
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}
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static void testsrc_vulkan_uninit(AVFilterContext *avctx)
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{
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TestSrcVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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av_frame_free(&s->picref);
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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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ff_vk_uninit(&s->vkctx);
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s->initialized = 0;
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}
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#define OFFSET(x) offsetof(TestSrcVulkanContext, x)
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#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
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#define COMMON_OPTS \
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{ "size", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, { .str = "1920x1080" }, 0, 0, FLAGS }, \
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{ "s", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, { .str = "1920x1080" }, 0, 0, FLAGS }, \
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\
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{ "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, { .str = "60" }, 0, INT_MAX, FLAGS }, \
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{ "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, { .str = "60" }, 0, INT_MAX, FLAGS }, \
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\
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{ "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = -1 }, -1, INT64_MAX, FLAGS }, \
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{ "d", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = -1 }, -1, INT64_MAX, FLAGS }, \
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\
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{ "sar", "set video sample aspect ratio", OFFSET(sar), AV_OPT_TYPE_RATIONAL, { .dbl = 1 }, 0, INT_MAX, FLAGS }, \
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\
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{ "format", "Output video format (software format of hardware frames)", OFFSET(out_format_string), AV_OPT_TYPE_STRING, .flags = FLAGS },
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static const AVOption color_vulkan_options[] = {
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{ "color", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, 0, 0, FLAGS },
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{ "c", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, 0, 0, FLAGS },
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COMMON_OPTS
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{ "out_range", "Output colour range (from 0 to 2) (default 0)", OFFSET(out_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED}, AVCOL_RANGE_UNSPECIFIED, AVCOL_RANGE_JPEG, .flags = FLAGS, .unit = "range" },
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{ "full", "Full range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
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{ "limited", "Limited range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
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{ "jpeg", "Full range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
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{ "mpeg", "Limited range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
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{ "tv", "Limited range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
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{ "pc", "Full range", 0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
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{ NULL },
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};
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AVFILTER_DEFINE_CLASS(color_vulkan);
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static const AVFilterPad testsrc_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 = testsrc_vulkan_config_props,
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},
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};
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const AVFilter ff_vsrc_color_vulkan = {
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.name = "color_vulkan",
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.description = NULL_IF_CONFIG_SMALL("Generate a constant color (Vulkan)"),
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.priv_size = sizeof(TestSrcVulkanContext),
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.init = &ff_vk_filter_init,
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.uninit = &testsrc_vulkan_uninit,
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.inputs = NULL,
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.flags = AVFILTER_FLAG_HWDEVICE,
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.activate = testsrc_vulkan_activate,
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FILTER_OUTPUTS(testsrc_vulkan_outputs),
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FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
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.priv_class = &color_vulkan_class,
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.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
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};
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