avfilter: add a vflip_vulkan filter
The following command is on how to apply vflip_vulkan filter: ffmpeg -init_hw_device vulkan -i input.264 -vf hwupload=extra_hw_frames=16,vflip_vulkan,hwdownload,format=yuv420p output.264 Signed-off-by: Wu Jianhua <jianhua.wu@intel.com>
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1
configure
vendored
1
configure
vendored
@ -3697,6 +3697,7 @@ transpose_vaapi_filter_deps="vaapi VAProcPipelineCaps_rotation_flags"
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unsharp_opencl_filter_deps="opencl"
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uspp_filter_deps="gpl avcodec"
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vaguedenoiser_filter_deps="gpl"
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vflip_vulkan_filter_deps="vulkan spirv_compiler"
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vidstabdetect_filter_deps="libvidstab"
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vidstabtransform_filter_deps="libvidstab"
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libvmaf_filter_deps="libvmaf pthreads"
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@ -298,7 +298,7 @@ OBJS-$(CONFIG_GREYEDGE_FILTER) += vf_colorconstancy.o
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OBJS-$(CONFIG_GUIDED_FILTER) += vf_guided.o
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OBJS-$(CONFIG_HALDCLUT_FILTER) += vf_lut3d.o framesync.o
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OBJS-$(CONFIG_HFLIP_FILTER) += vf_hflip.o
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OBJS-$(CONFIG_HFLIP_VULKAN_FILTER) += vf_hflip_vulkan.o vulkan.o
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OBJS-$(CONFIG_HFLIP_VULKAN_FILTER) += vf_flip_vulkan.o vulkan.o
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OBJS-$(CONFIG_HISTEQ_FILTER) += vf_histeq.o
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OBJS-$(CONFIG_HISTOGRAM_FILTER) += vf_histogram.o
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OBJS-$(CONFIG_HQDN3D_FILTER) += vf_hqdn3d.o
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@ -493,6 +493,7 @@ OBJS-$(CONFIG_VAGUEDENOISER_FILTER) += vf_vaguedenoiser.o
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OBJS-$(CONFIG_VARBLUR_FILTER) += vf_varblur.o framesync.o
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OBJS-$(CONFIG_VECTORSCOPE_FILTER) += vf_vectorscope.o
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OBJS-$(CONFIG_VFLIP_FILTER) += vf_vflip.o
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OBJS-$(CONFIG_VFLIP_VULKAN_FILTER) += vf_flip_vulkan.o vulkan.o
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OBJS-$(CONFIG_VFRDET_FILTER) += vf_vfrdet.o
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OBJS-$(CONFIG_VIBRANCE_FILTER) += vf_vibrance.o
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OBJS-$(CONFIG_VIDSTABDETECT_FILTER) += vidstabutils.o vf_vidstabdetect.o
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@ -470,6 +470,7 @@ extern const AVFilter ff_vf_vaguedenoiser;
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extern const AVFilter ff_vf_varblur;
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extern const AVFilter ff_vf_vectorscope;
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extern const AVFilter ff_vf_vflip;
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extern const AVFilter ff_vf_vflip_vulkan;
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extern const AVFilter ff_vf_vfrdet;
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extern const AVFilter ff_vf_vibrance;
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extern const AVFilter ff_vf_vidstabdetect;
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@ -24,7 +24,12 @@
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#define CGS 32
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typedef struct HFlipVulkanContext {
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enum FlipType {
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FLIP_VERTICAL,
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FLIP_HORIZONTAL
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};
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typedef struct FlipVulkanContext {
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FFVulkanContext vkctx;
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FFVkQueueFamilyCtx qf;
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FFVkExecContext *exec;
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@ -34,13 +39,13 @@ typedef struct HFlipVulkanContext {
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VkDescriptorImageInfo output_images[3];
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int initialized;
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} HFlipVulkanContext;
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} FlipVulkanContext;
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static av_cold int init_filter(AVFilterContext *avctx, AVFrame *in)
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static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in, enum FlipType type)
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{
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int err = 0;
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FFVkSPIRVShader *shd;
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HFlipVulkanContext *s = avctx->priv;
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FlipVulkanContext *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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@ -76,26 +81,37 @@ static av_cold int init_filter(AVFilterContext *avctx, AVFrame *in)
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if (!s->pl)
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return AVERROR(ENOMEM);
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shd = ff_vk_init_shader(s->pl, "hflip_compute", image_descs[0].stages);
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shd = ff_vk_init_shader(s->pl, "flip_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, 1, 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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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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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_image[%i]); ,i);
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GLSLC(1, if (IS_WITHIN(pos, size)) { );
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GLSLF(2, vec4 res = texture(input_image[%i], ivec2(size.x - pos.x, pos.y)); ,i);
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GLSLF(2, imageStore(output_image[%i], pos, res); ,i);
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GLSLC(1, } );
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GLSLC(0, );
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GLSLF(1, size = imageSize(output_image[%i]); ,i);
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GLSLC(1, if (IS_WITHIN(pos, size)) { );
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switch (type)
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{
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case FLIP_HORIZONTAL:
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GLSLF(2, vec4 res = texture(input_image[%i], ivec2(size.x - pos.x, pos.y)); ,i);
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break;
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case FLIP_VERTICAL:
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GLSLF(2, vec4 res = texture(input_image[%i], ivec2(pos.x, size.y - pos.y)); ,i);
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break;
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default:
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GLSLF(2, vec4 res = texture(input_image[%i], pos); ,i);
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break;
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}
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GLSLF(2, imageStore(output_image[%i], pos, res); ,i);
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GLSLC(1, } );
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}
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GLSLC(0, } );
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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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@ -109,9 +125,9 @@ fail:
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return err;
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}
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static av_cold void hflip_vulkan_uninit(AVFilterContext *avctx)
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static av_cold void flip_vulkan_uninit(AVFilterContext *avctx)
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{
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HFlipVulkanContext *s = avctx->priv;
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FlipVulkanContext *s = avctx->priv;
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ff_vk_uninit(&s->vkctx);
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s->initialized = 0;
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@ -121,7 +137,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *outframe, AVFrame *in
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{
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int err = 0;
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VkCommandBuffer cmd_buf;
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HFlipVulkanContext *s = avctx->priv;
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FlipVulkanContext *s = avctx->priv;
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FFVulkanContext *vkctx = &s->vkctx;
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FFVulkanFunctions *vk = &s->vkctx.vkfn;
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AVVkFrame *in = (AVVkFrame *)inframe->data[0];
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@ -210,12 +226,12 @@ fail:
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return err;
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}
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static int hflip_vulkan_filter_frame(AVFilterLink *link, AVFrame *in)
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static int flip_vulkan_filter_frame(AVFilterLink *link, AVFrame *in, enum FlipType type)
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{
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int err;
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AVFrame *out = NULL;
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AVFilterContext *ctx = link->dst;
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HFlipVulkanContext *s = ctx->priv;
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FlipVulkanContext *s = ctx->priv;
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AVFilterLink *outlink = ctx->outputs[0];
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out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
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@ -225,7 +241,7 @@ static int hflip_vulkan_filter_frame(AVFilterLink *link, AVFrame *in)
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}
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if (!s->initialized)
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RET(init_filter(ctx, in));
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RET(init_filter(ctx, in, type));
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RET(process_frames(ctx, out, in));
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@ -241,6 +257,16 @@ fail:
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return err;
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}
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static int hflip_vulkan_filter_frame(AVFilterLink *link, AVFrame *in)
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{
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return flip_vulkan_filter_frame(link, in, FLIP_HORIZONTAL);
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}
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static int vflip_vulkan_filter_frame(AVFilterLink *link, AVFrame *in)
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{
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return flip_vulkan_filter_frame(link, in, FLIP_VERTICAL);
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}
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static const AVOption hflip_vulkan_options[] = {
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{ NULL },
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};
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@ -256,7 +282,7 @@ static const AVFilterPad hflip_vulkan_inputs[] = {
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}
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};
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static const AVFilterPad hflip_vulkan_outputs[] = {
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static const AVFilterPad flip_vulkan_outputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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@ -267,12 +293,40 @@ static const AVFilterPad hflip_vulkan_outputs[] = {
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const AVFilter ff_vf_hflip_vulkan = {
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.name = "hflip_vulkan",
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.description = NULL_IF_CONFIG_SMALL("Horizontally flip the input video in Vulkan"),
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.priv_size = sizeof(HFlipVulkanContext),
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.priv_size = sizeof(FlipVulkanContext),
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.init = &ff_vk_filter_init,
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.uninit = &hflip_vulkan_uninit,
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.uninit = &flip_vulkan_uninit,
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FILTER_INPUTS(hflip_vulkan_inputs),
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FILTER_OUTPUTS(hflip_vulkan_outputs),
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FILTER_OUTPUTS(flip_vulkan_outputs),
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FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
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.priv_class = &hflip_vulkan_class,
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.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
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};
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static const AVOption vflip_vulkan_options[] = {
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{ NULL },
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};
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AVFILTER_DEFINE_CLASS(vflip_vulkan);
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static const AVFilterPad vflip_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 = &vflip_vulkan_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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const AVFilter ff_vf_vflip_vulkan = {
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.name = "vflip_vulkan",
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.description = NULL_IF_CONFIG_SMALL("Vertically flip the input video in Vulkan"),
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.priv_size = sizeof(FlipVulkanContext),
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.init = &ff_vk_filter_init,
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.uninit = &flip_vulkan_uninit,
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FILTER_INPUTS(vflip_vulkan_inputs),
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FILTER_OUTPUTS(flip_vulkan_outputs),
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FILTER_SINGLE_PIXFMT(AV_PIX_FMT_VULKAN),
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.priv_class = &vflip_vulkan_class,
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.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
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};
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