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-rw-r--r--libavfilter/vf_avgblur_vulkan.c39
-rw-r--r--libavfilter/vf_chromaber_vulkan.c30
-rw-r--r--libavfilter/vf_overlay_vulkan.c37
-rw-r--r--libavfilter/vf_scale_vulkan.c30
-rw-r--r--libavfilter/vulkan.c296
-rw-r--r--libavfilter/vulkan.h74
6 files changed, 371 insertions, 135 deletions
diff --git a/libavfilter/vf_avgblur_vulkan.c b/libavfilter/vf_avgblur_vulkan.c
index 105d753f73..12d57e0875 100644
--- a/libavfilter/vf_avgblur_vulkan.c
+++ b/libavfilter/vf_avgblur_vulkan.c
@@ -97,6 +97,10 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
if (!sampler)
return AVERROR_EXTERNAL;
+ s->vkctx.queue_family_idx = s->vkctx.hwctx->queue_family_comp_index;
+ s->vkctx.queue_count = GET_QUEUE_COUNT(s->vkctx.hwctx, 0, 1, 0);
+ s->vkctx.cur_queue_idx = rand() % s->vkctx.queue_count;
+
{ /* Create shader for the horizontal pass */
desc_i[0].updater = s->input_images;
desc_i[1].updater = s->tmp_images;
@@ -184,8 +188,7 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
}
/* Execution context */
- RET(ff_vk_create_exec_ctx(ctx, &s->exec,
- s->vkctx.hwctx->queue_family_comp_index));
+ RET(ff_vk_create_exec_ctx(ctx, &s->exec));
s->initialized = 1;
@@ -198,22 +201,30 @@ fail:
static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *tmp_f, AVFrame *in_f)
{
int err;
+ VkCommandBuffer cmd_buf;
AvgBlurVulkanContext *s = avctx->priv;
AVVkFrame *in = (AVVkFrame *)in_f->data[0];
AVVkFrame *tmp = (AVVkFrame *)tmp_f->data[0];
AVVkFrame *out = (AVVkFrame *)out_f->data[0];
int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
+ /* Update descriptors and init the exec context */
+ ff_vk_start_exec_recording(avctx, s->exec);
+ cmd_buf = ff_vk_get_exec_buf(avctx, s->exec);
+
for (int i = 0; i < planes; i++) {
- RET(ff_vk_create_imageview(avctx, &s->input_images[i].imageView, in->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->input_images[i].imageView,
+ in->img[i],
av_vkfmt_from_pixfmt(s->vkctx.input_format)[i],
ff_comp_identity_map));
- RET(ff_vk_create_imageview(avctx, &s->tmp_images[i].imageView, tmp->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->tmp_images[i].imageView,
+ tmp->img[i],
av_vkfmt_from_pixfmt(s->vkctx.output_format)[i],
ff_comp_identity_map));
- RET(ff_vk_create_imageview(avctx, &s->output_images[i].imageView, out->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->output_images[i].imageView,
+ out->img[i],
av_vkfmt_from_pixfmt(s->vkctx.output_format)[i],
ff_comp_identity_map));
@@ -225,8 +236,6 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *tmp_f
ff_vk_update_descriptor_set(avctx, s->pl_hor, 0);
ff_vk_update_descriptor_set(avctx, s->pl_ver, 0);
- ff_vk_start_exec_recording(avctx, s->exec);
-
for (int i = 0; i < planes; i++) {
VkImageMemoryBarrier bar[] = {
{
@@ -270,7 +279,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *tmp_f
},
};
- vkCmdPipelineBarrier(s->exec->buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ vkCmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
0, NULL, 0, NULL, FF_ARRAY_ELEMS(bar), bar);
@@ -286,12 +295,12 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *tmp_f
ff_vk_bind_pipeline_exec(avctx, s->exec, s->pl_hor);
- vkCmdDispatch(s->exec->buf, FFALIGN(s->vkctx.output_width, CGS)/CGS,
+ vkCmdDispatch(cmd_buf, FFALIGN(s->vkctx.output_width, CGS)/CGS,
s->vkctx.output_height, 1);
ff_vk_bind_pipeline_exec(avctx, s->exec, s->pl_ver);
- vkCmdDispatch(s->exec->buf, s->vkctx.output_width,
+ vkCmdDispatch(cmd_buf, s->vkctx.output_width,
FFALIGN(s->vkctx.output_height, CGS)/CGS, 1);
ff_vk_add_exec_dep(avctx, s->exec, in_f, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT);
@@ -301,14 +310,10 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *tmp_f
if (err)
return err;
-fail:
-
- for (int i = 0; i < planes; i++) {
- ff_vk_destroy_imageview(avctx, &s->input_images[i].imageView);
- ff_vk_destroy_imageview(avctx, &s->tmp_images[i].imageView);
- ff_vk_destroy_imageview(avctx, &s->output_images[i].imageView);
- }
+ return err;
+fail:
+ ff_vk_discard_exec_deps(avctx, s->exec);
return err;
}
diff --git a/libavfilter/vf_chromaber_vulkan.c b/libavfilter/vf_chromaber_vulkan.c
index 673b3a7a68..1bee5e10f8 100644
--- a/libavfilter/vf_chromaber_vulkan.c
+++ b/libavfilter/vf_chromaber_vulkan.c
@@ -73,6 +73,10 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
if (!sampler)
return AVERROR_EXTERNAL;
+ s->vkctx.queue_family_idx = s->vkctx.hwctx->queue_family_comp_index;
+ s->vkctx.queue_count = GET_QUEUE_COUNT(s->vkctx.hwctx, 0, 1, 0);
+ s->vkctx.cur_queue_idx = rand() % s->vkctx.queue_count;
+
s->pl = ff_vk_create_pipeline(ctx);
if (!s->pl)
return AVERROR(ENOMEM);
@@ -154,8 +158,7 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
RET(ff_vk_init_compute_pipeline(ctx, s->pl));
/* Execution context */
- RET(ff_vk_create_exec_ctx(ctx, &s->exec,
- s->vkctx.hwctx->queue_family_comp_index));
+ RET(ff_vk_create_exec_ctx(ctx, &s->exec));
s->initialized = 1;
@@ -168,17 +171,24 @@ fail:
static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
{
int err = 0;
+ VkCommandBuffer cmd_buf;
ChromaticAberrationVulkanContext *s = avctx->priv;
AVVkFrame *in = (AVVkFrame *)in_f->data[0];
AVVkFrame *out = (AVVkFrame *)out_f->data[0];
int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
+ /* Update descriptors and init the exec context */
+ ff_vk_start_exec_recording(avctx, s->exec);
+ cmd_buf = ff_vk_get_exec_buf(avctx, s->exec);
+
for (int i = 0; i < planes; i++) {
- RET(ff_vk_create_imageview(avctx, &s->input_images[i].imageView, in->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->input_images[i].imageView,
+ in->img[i],
av_vkfmt_from_pixfmt(s->vkctx.input_format)[i],
ff_comp_identity_map));
- RET(ff_vk_create_imageview(avctx, &s->output_images[i].imageView, out->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->output_images[i].imageView,
+ out->img[i],
av_vkfmt_from_pixfmt(s->vkctx.output_format)[i],
ff_comp_identity_map));
@@ -188,8 +198,6 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
ff_vk_update_descriptor_set(avctx, s->pl, 0);
- ff_vk_start_exec_recording(avctx, s->exec);
-
for (int i = 0; i < planes; i++) {
VkImageMemoryBarrier bar[2] = {
{
@@ -220,7 +228,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
},
};
- vkCmdPipelineBarrier(s->exec->buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ vkCmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
0, NULL, 0, NULL, FF_ARRAY_ELEMS(bar), bar);
@@ -236,7 +244,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
ff_vk_update_push_exec(avctx, s->exec, VK_SHADER_STAGE_COMPUTE_BIT,
0, sizeof(s->opts), &s->opts);
- vkCmdDispatch(s->exec->buf,
+ vkCmdDispatch(cmd_buf,
FFALIGN(s->vkctx.output_width, CGROUPS[0])/CGROUPS[0],
FFALIGN(s->vkctx.output_height, CGROUPS[1])/CGROUPS[1], 1);
@@ -247,12 +255,10 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
if (err)
return err;
- 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;
fail:
+ ff_vk_discard_exec_deps(avctx, s->exec);
return err;
}
diff --git a/libavfilter/vf_overlay_vulkan.c b/libavfilter/vf_overlay_vulkan.c
index 83cfae40e2..60a7356456 100644
--- a/libavfilter/vf_overlay_vulkan.c
+++ b/libavfilter/vf_overlay_vulkan.c
@@ -87,6 +87,10 @@ static av_cold int init_filter(AVFilterContext *ctx)
if (!s->pl)
return AVERROR(ENOMEM);
+ s->vkctx.queue_family_idx = s->vkctx.hwctx->queue_family_comp_index;
+ s->vkctx.queue_count = GET_QUEUE_COUNT(s->vkctx.hwctx, 0, 1, 0);
+ s->vkctx.cur_queue_idx = rand() % s->vkctx.queue_count;
+
{ /* Create the shader */
const int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
const int ialpha = av_pix_fmt_desc_get(s->vkctx.input_format)->flags & AV_PIX_FMT_FLAG_ALPHA;
@@ -211,8 +215,7 @@ static av_cold int init_filter(AVFilterContext *ctx)
}
/* Execution context */
- RET(ff_vk_create_exec_ctx(ctx, &s->exec,
- s->vkctx.hwctx->queue_family_comp_index));
+ RET(ff_vk_create_exec_ctx(ctx, &s->exec));
s->initialized = 1;
@@ -226,6 +229,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
AVFrame *main_f, AVFrame *overlay_f)
{
int err;
+ VkCommandBuffer cmd_buf;
OverlayVulkanContext *s = avctx->priv;
int planes = av_pix_fmt_count_planes(s->vkctx.output_format);
@@ -236,16 +240,23 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
AVHWFramesContext *main_fc = (AVHWFramesContext*)main_f->hw_frames_ctx->data;
AVHWFramesContext *overlay_fc = (AVHWFramesContext*)overlay_f->hw_frames_ctx->data;
+ /* Update descriptors and init the exec context */
+ ff_vk_start_exec_recording(avctx, s->exec);
+ cmd_buf = ff_vk_get_exec_buf(avctx, s->exec);
+
for (int i = 0; i < planes; i++) {
- RET(ff_vk_create_imageview(avctx, &s->main_images[i].imageView, main->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->main_images[i].imageView,
+ main->img[i],
av_vkfmt_from_pixfmt(main_fc->sw_format)[i],
ff_comp_identity_map));
- RET(ff_vk_create_imageview(avctx, &s->overlay_images[i].imageView, overlay->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->overlay_images[i].imageView,
+ overlay->img[i],
av_vkfmt_from_pixfmt(overlay_fc->sw_format)[i],
ff_comp_identity_map));
- RET(ff_vk_create_imageview(avctx, &s->output_images[i].imageView, out->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->output_images[i].imageView,
+ out->img[i],
av_vkfmt_from_pixfmt(s->vkctx.output_format)[i],
ff_comp_identity_map));
@@ -256,8 +267,6 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
ff_vk_update_descriptor_set(avctx, s->pl, 0);
- ff_vk_start_exec_recording(avctx, s->exec);
-
for (int i = 0; i < planes; i++) {
VkImageMemoryBarrier bar[3] = {
{
@@ -301,7 +310,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
},
};
- vkCmdPipelineBarrier(s->exec->buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ vkCmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
0, NULL, 0, NULL, FF_ARRAY_ELEMS(bar), bar);
@@ -317,7 +326,7 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
ff_vk_bind_pipeline_exec(avctx, s->exec, s->pl);
- vkCmdDispatch(s->exec->buf,
+ vkCmdDispatch(cmd_buf,
FFALIGN(s->vkctx.output_width, CGROUPS[0])/CGROUPS[0],
FFALIGN(s->vkctx.output_height, CGROUPS[1])/CGROUPS[1], 1);
@@ -329,14 +338,10 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f,
if (err)
return err;
-fail:
-
- for (int i = 0; i < planes; i++) {
- ff_vk_destroy_imageview(avctx, &s->main_images[i].imageView);
- ff_vk_destroy_imageview(avctx, &s->overlay_images[i].imageView);
- ff_vk_destroy_imageview(avctx, &s->output_images[i].imageView);
- }
+ return err;
+fail:
+ ff_vk_discard_exec_deps(avctx, s->exec);
return err;
}
diff --git a/libavfilter/vf_scale_vulkan.c b/libavfilter/vf_scale_vulkan.c
index 328e6bcce5..9b2e5b92f6 100644
--- a/libavfilter/vf_scale_vulkan.c
+++ b/libavfilter/vf_scale_vulkan.c
@@ -115,6 +115,10 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
int crop_w = in->width - (in->crop_left + in->crop_right);
int crop_h = in->height - (in->crop_top + in->crop_bottom);
+ s->vkctx.queue_family_idx = s->vkctx.hwctx->queue_family_comp_index;
+ s->vkctx.queue_count = GET_QUEUE_COUNT(s->vkctx.hwctx, 0, 1, 0);
+ s->vkctx.cur_queue_idx = rand() % s->vkctx.queue_count;
+
switch (s->scaler) {
case F_NEAREST:
sampler_mode = VK_FILTER_NEAREST;
@@ -276,8 +280,7 @@ static av_cold int init_filter(AVFilterContext *ctx, AVFrame *in)
}
/* Execution context */
- RET(ff_vk_create_exec_ctx(ctx, &s->exec,
- s->vkctx.hwctx->queue_family_comp_index));
+ RET(ff_vk_create_exec_ctx(ctx, &s->exec));
s->initialized = 1;
@@ -290,14 +293,20 @@ fail:
static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
{
int err = 0;
+ VkCommandBuffer cmd_buf;
ScaleVulkanContext *s = avctx->priv;
AVVkFrame *in = (AVVkFrame *)in_f->data[0];
AVVkFrame *out = (AVVkFrame *)out_f->data[0];
VkImageMemoryBarrier barriers[AV_NUM_DATA_POINTERS*2];
int barrier_count = 0;
+ /* Update descriptors and init the exec context */
+ ff_vk_start_exec_recording(avctx, s->exec);
+ cmd_buf = ff_vk_get_exec_buf(avctx, s->exec);
+
for (int i = 0; i < av_pix_fmt_count_planes(s->vkctx.input_format); i++) {
- RET(ff_vk_create_imageview(avctx, &s->input_images[i].imageView, in->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->input_images[i].imageView,
+ in->img[i],
av_vkfmt_from_pixfmt(s->vkctx.input_format)[i],
ff_comp_identity_map));
@@ -305,7 +314,8 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
}
for (int i = 0; i < av_pix_fmt_count_planes(s->vkctx.output_format); i++) {
- RET(ff_vk_create_imageview(avctx, &s->output_images[i].imageView, out->img[i],
+ RET(ff_vk_create_imageview(avctx, s->exec, &s->output_images[i].imageView,
+ out->img[i],
av_vkfmt_from_pixfmt(s->vkctx.output_format)[i],
ff_comp_identity_map));
@@ -314,8 +324,6 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
ff_vk_update_descriptor_set(avctx, s->pl, 0);
- ff_vk_start_exec_recording(avctx, s->exec);
-
for (int i = 0; i < av_pix_fmt_count_planes(s->vkctx.input_format); i++) {
VkImageMemoryBarrier bar = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
@@ -358,13 +366,13 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
out->access[i] = bar.dstAccessMask;
}
- vkCmdPipelineBarrier(s->exec->buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ vkCmdPipelineBarrier(cmd_buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
0, NULL, 0, NULL, barrier_count, barriers);
ff_vk_bind_pipeline_exec(avctx, s->exec, s->pl);
- vkCmdDispatch(s->exec->buf,
+ vkCmdDispatch(cmd_buf,
FFALIGN(s->vkctx.output_width, CGROUPS[0])/CGROUPS[0],
FFALIGN(s->vkctx.output_height, CGROUPS[1])/CGROUPS[1], 1);
@@ -375,12 +383,10 @@ static int process_frames(AVFilterContext *avctx, AVFrame *out_f, AVFrame *in_f)
if (err)
return err;
- for (int i = 0; i < av_pix_fmt_count_planes(s->vkctx.input_format); i++)
- ff_vk_destroy_imageview(avctx, &s->input_images[i].imageView);
- for (int i = 0; i < av_pix_fmt_count_planes(s->vkctx.output_format); i++)
- ff_vk_destroy_imageview(avctx, &s->output_images[i].imageView);
+ return err;
fail:
+ ff_vk_discard_exec_deps(avctx, s->exec);
return err;
}
diff --git a/libavfilter/vulkan.c b/libavfilter/vulkan.c
index ccf71cb7cd..301ee4354f 100644
--- a/libavfilter/vulkan.c
+++ b/libavfilter/vulkan.c
@@ -311,72 +311,116 @@ int ff_vk_add_push_constant(AVFilterContext *avctx, VulkanPipeline *pl,
}
FN_CREATING(VulkanFilterContext, FFVkExecContext, exec_ctx, exec_ctx, exec_ctx_num)
-int ff_vk_create_exec_ctx(AVFilterContext *avctx, FFVkExecContext **ctx, int queue)
+int ff_vk_create_exec_ctx(AVFilterContext *avctx, FFVkExecContext **ctx)
{
VkResult ret;
FFVkExecContext *e;
VulkanFilterContext *s = avctx->priv;
+ int queue_family = s->queue_family_idx;
+ int nb_queues = s->queue_count;
+
VkCommandPoolCreateInfo cqueue_create = {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
- .queueFamilyIndex = queue,
+ .queueFamilyIndex = queue_family,
};
VkCommandBufferAllocateInfo cbuf_create = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
- .commandBufferCount = 1,
+ .commandBufferCount = nb_queues,
};
- VkFenceCreateInfo fence_spawn = { VK_STRUCTURE_TYPE_FENCE_CREATE_INFO };
e = create_exec_ctx(s);
if (!e)
return AVERROR(ENOMEM);
+ e->queues = av_mallocz(nb_queues * sizeof(*e->queues));
+ if (!e->queues)
+ return AVERROR(ENOMEM);
+
+ e->bufs = av_mallocz(nb_queues * sizeof(*e->bufs));
+ if (!e->bufs)
+ return AVERROR(ENOMEM);
+
+ /* Create command pool */
ret = vkCreateCommandPool(s->hwctx->act_dev, &cqueue_create,
s->hwctx->alloc, &e->pool);
if (ret != VK_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Command pool creation failure: %s\n",
ff_vk_ret2str(ret));
- return 1;
+ return AVERROR_EXTERNAL;
}
cbuf_create.commandPool = e->pool;
- ret = vkAllocateCommandBuffers(s->hwctx->act_dev, &cbuf_create, &e->buf);
+ /* Allocate command buffer */
+ ret = vkAllocateCommandBuffers(s->hwctx->act_dev, &cbuf_create, e->bufs);
if (ret != VK_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Command buffer alloc failure: %s\n",
ff_vk_ret2str(ret));
- return 1;
+ return AVERROR_EXTERNAL;
}
- ret = vkCreateFence(s->hwctx->act_dev, &fence_spawn,
- s->hwctx->alloc, &e->fence);
- if (ret != VK_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "Failed to create frame fence: %s\n",
- ff_vk_ret2str(ret));
- return 1;
+ for (int i = 0; i < nb_queues; i++) {
+ FFVkQueueCtx *q = &e->queues[i];
+ vkGetDeviceQueue(s->hwctx->act_dev, queue_family, i, &q->queue);
}
- vkGetDeviceQueue(s->hwctx->act_dev, queue, 0, &e->queue);
-
*ctx = e;
return 0;
}
+void ff_vk_discard_exec_deps(AVFilterContext *avctx, FFVkExecContext *e)
+{
+ VulkanFilterContext *s = avctx->priv;
+ FFVkQueueCtx *q = &e->queues[s->cur_queue_idx];
+
+ for (int j = 0; j < q->nb_buf_deps; j++)
+ av_buffer_unref(&q->buf_deps[j]);
+ q->nb_buf_deps = 0;
+
+ for (int j = 0; j < q->nb_frame_deps; j++)
+ av_frame_free(&q->frame_deps[j]);
+ q->nb_frame_deps = 0;
+
+ e->sem_wait_cnt = 0;
+ e->sem_sig_cnt = 0;
+}
+
int ff_vk_start_exec_recording(AVFilterContext *avctx, FFVkExecContext *e)
{
VkResult ret;
+ VulkanFilterContext *s = avctx->priv;
+ FFVkQueueCtx *q = &e->queues[s->cur_queue_idx];
+
VkCommandBufferBeginInfo cmd_start = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
};
- e->sem_wait_cnt = 0;
- e->sem_sig_cnt = 0;
+ /* Create the fence and don't wait for it initially */
+ if (!q->fence) {
+ VkFenceCreateInfo fence_spawn = {
+ .sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
+ };
+ ret = vkCreateFence(s->hwctx->act_dev, &fence_spawn, s->hwctx->alloc,
+ &q->fence);
+ if (ret != VK_SUCCESS) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to queue frame fence: %s\n",
+ ff_vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+ } else {
+ vkWaitForFences(s->hwctx->act_dev, 1, &q->fence, VK_TRUE, UINT64_MAX);
+ vkResetFences(s->hwctx->act_dev, 1, &q->fence);
+ }
- ret = vkBeginCommandBuffer(e->buf, &cmd_start);
+ /* Discard queue dependencies */
+ ff_vk_discard_exec_deps(avctx, e);
+
+ ret = vkBeginCommandBuffer(e->bufs[s->cur_queue_idx], &cmd_start);
if (ret != VK_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to start command recoding: %s\n",
ff_vk_ret2str(ret));
@@ -386,28 +430,43 @@ int ff_vk_start_exec_recording(AVFilterContext *avctx, FFVkExecContext *e)
return 0;
}
+VkCommandBuffer ff_vk_get_exec_buf(AVFilterContext *avctx, FFVkExecContext *e)
+{
+ VulkanFilterContext *s = avctx->priv;
+ return e->bufs[s->cur_queue_idx];
+}
+
int ff_vk_add_exec_dep(AVFilterContext *avctx, FFVkExecContext *e,
AVFrame *frame, VkPipelineStageFlagBits in_wait_dst_flag)
{
+ AVFrame **dst;
+ VulkanFilterContext *s = avctx->priv;
AVVkFrame *f = (AVVkFrame *)frame->data[0];
+ FFVkQueueCtx *q = &e->queues[s->cur_queue_idx];
AVHWFramesContext *fc = (AVHWFramesContext *)frame->hw_frames_ctx->data;
int planes = av_pix_fmt_count_planes(fc->sw_format);
for (int i = 0; i < planes; i++) {
e->sem_wait = av_fast_realloc(e->sem_wait, &e->sem_wait_alloc,
(e->sem_wait_cnt + 1)*sizeof(*e->sem_wait));
- if (!e->sem_wait)
+ if (!e->sem_wait) {
+ ff_vk_discard_exec_deps(avctx, e);
return AVERROR(ENOMEM);
+ }
e->sem_wait_dst = av_fast_realloc(e->sem_wait_dst, &e->sem_wait_dst_alloc,
(e->sem_wait_cnt + 1)*sizeof(*e->sem_wait_dst));
- if (!e->sem_wait_dst)
+ if (!e->sem_wait_dst) {
+ ff_vk_discard_exec_deps(avctx, e);
return AVERROR(ENOMEM);
+ }
e->sem_sig = av_fast_realloc(e->sem_sig, &e->sem_sig_alloc,
(e->sem_sig_cnt + 1)*sizeof(*e->sem_sig));
- if (!e->sem_sig)
+ if (!e->sem_sig) {
+ ff_vk_discard_exec_deps(avctx, e);
return AVERROR(ENOMEM);
+ }
e->sem_wait[e->sem_wait_cnt] = f->sem[i];
e->sem_wait_dst[e->sem_wait_cnt] = in_wait_dst_flag;
@@ -417,6 +476,21 @@ int ff_vk_add_exec_dep(AVFilterContext *avctx, FFVkExecContext *e,
e->sem_sig_cnt++;
}
+ dst = av_fast_realloc(q->frame_deps, &q->frame_deps_alloc_size,
+ (q->nb_frame_deps + 1) * sizeof(*dst));
+ if (!dst) {
+ ff_vk_discard_exec_deps(avctx, e);
+ return AVERROR(ENOMEM);
+ }
+
+ q->frame_deps = dst;
+ q->frame_deps[q->nb_frame_deps] = av_frame_clone(frame);
+ if (!q->frame_deps[q->nb_frame_deps]) {
+ ff_vk_discard_exec_deps(avctx, e);
+ return AVERROR(ENOMEM);
+ }
+ q->nb_frame_deps++;
+
return 0;
}
@@ -424,11 +498,12 @@ int ff_vk_submit_exec_queue(AVFilterContext *avctx, FFVkExecContext *e)
{
VkResult ret;
VulkanFilterContext *s = avctx->priv;
+ FFVkQueueCtx *q = &e->queues[s->cur_queue_idx];
VkSubmitInfo s_info = {
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.commandBufferCount = 1,
- .pCommandBuffers = &e->buf,
+ .pCommandBuffers = &e->bufs[s->cur_queue_idx],
.pWaitSemaphores = e->sem_wait,
.pWaitDstStageMask = e->sem_wait_dst,
@@ -438,21 +513,57 @@ int ff_vk_submit_exec_queue(AVFilterContext *avctx, FFVkExecContext *e)
.signalSemaphoreCount = e->sem_sig_cnt,
};
- vkEndCommandBuffer(e->buf);
+ ret = vkEndCommandBuffer(e->bufs[s->cur_queue_idx]);
+ if (ret != VK_SUCCESS) {
+ av_log(avctx, AV_LOG_ERROR, "Unable to finish command buffer: %s\n",
+ ff_vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
- ret = vkQueueSubmit(e->queue, 1, &s_info, e->fence);
+ ret = vkQueueSubmit(q->queue, 1, &s_info, q->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;
}
- vkWaitForFences(s->hwctx->act_dev, 1, &e->fence, VK_TRUE, UINT64_MAX);
- vkResetFences(s->hwctx->act_dev, 1, &e->fence);
+ /* Rotate queues */
+ s->cur_queue_idx = (s->cur_queue_idx + 1) % s->queue_count;
return 0;
}
+int ff_vk_add_dep_exec_ctx(AVFilterContext *avctx, FFVkExecContext *e,
+ AVBufferRef **deps, int nb_deps)
+{
+ AVBufferRef **dst;
+ VulkanFilterContext *s = avctx->priv;
+ FFVkQueueCtx *q = &e->queues[s->cur_queue_idx];
+
+ if (!deps || !nb_deps)
+ return 0;
+
+ dst = av_fast_realloc(q->buf_deps, &q->buf_deps_alloc_size,
+ (q->nb_buf_deps + nb_deps) * sizeof(*dst));
+ if (!dst)
+ goto err;
+
+ q->buf_deps = dst;
+
+ for (int i = 0; i < nb_deps; i++) {
+ q->buf_deps[q->nb_buf_deps] = deps[i];
+ if (!q->buf_deps[q->nb_buf_deps])
+ goto err;
+ q->nb_buf_deps++;
+ }
+
+ return 0;
+
+err:
+ ff_vk_discard_exec_deps(avctx, e);
+ return AVERROR(ENOMEM);
+}
+
int ff_vk_filter_query_formats(AVFilterContext *avctx)
{
static const enum AVPixelFormat pixel_formats[] = {
@@ -685,9 +796,24 @@ const char *ff_vk_shader_rep_fmt(enum AVPixelFormat pixfmt)
return high ? "rgba16f" : "rgba8";
}
-int ff_vk_create_imageview(AVFilterContext *avctx, VkImageView *v, VkImage img,
- VkFormat fmt, const VkComponentMapping map)
+typedef struct ImageViewCtx {
+ VkImageView view;
+} ImageViewCtx;
+
+static void destroy_imageview(void *opaque, uint8_t *data)
+{
+ VulkanFilterContext *s = opaque;
+ ImageViewCtx *iv = (ImageViewCtx *)data;
+ vkDestroyImageView(s->hwctx->act_dev, iv->view, s->hwctx->alloc);
+ av_free(iv);
+}
+
+int ff_vk_create_imageview(AVFilterContext *avctx, FFVkExecContext *e,
+ VkImageView *v, VkImage img, VkFormat fmt,
+ const VkComponentMapping map)
{
+ int err;
+ AVBufferRef *buf;
VulkanFilterContext *s = avctx->priv;
VkImageViewCreateInfo imgview_spawn = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
@@ -705,24 +831,32 @@ int ff_vk_create_imageview(AVFilterContext *avctx, VkImageView *v, VkImage img,
},
};
+ ImageViewCtx *iv = av_mallocz(sizeof(*iv));
+
VkResult ret = vkCreateImageView(s->hwctx->act_dev, &imgview_spawn,
- s->hwctx->alloc, v);
+ s->hwctx->alloc, &iv->view);
if (ret != VK_SUCCESS) {
- av_log(s, AV_LOG_ERROR, "Failed to create imageview: %s\n",
+ av_log(avctx, AV_LOG_ERROR, "Failed to create imageview: %s\n",
ff_vk_ret2str(ret));
return AVERROR_EXTERNAL;
}
- return 0;
-}
+ buf = av_buffer_create((uint8_t *)iv, sizeof(*iv), destroy_imageview, s, 0);
+ if (!buf) {
+ destroy_imageview(s, (uint8_t *)iv);
+ return AVERROR(ENOMEM);
+ }
-void ff_vk_destroy_imageview(AVFilterContext *avctx, VkImageView *v)
-{
- VulkanFilterContext *s = avctx->priv;
- if (v && *v) {
- vkDestroyImageView(s->hwctx->act_dev, *v, s->hwctx->alloc);
- *v = NULL;
+ /* Add to queue dependencies */
+ err = ff_vk_add_dep_exec_ctx(avctx, e, &buf, 1);
+ if (err) {
+ av_buffer_unref(&buf);
+ return err;
}
+
+ *v = iv->view;
+
+ return 0;
}
FN_CREATING(VulkanPipeline, SPIRVShader, shader, shaders, shaders_num)
@@ -870,11 +1004,11 @@ int ff_vk_add_descriptor_set(AVFilterContext *avctx, VulkanPipeline *pl,
goto print;
pl->desc_layout = av_realloc_array(pl->desc_layout, sizeof(*pl->desc_layout),
- pl->descriptor_sets_num + 1);
+ pl->desc_layout_num + 1);
if (!pl->desc_layout)
return AVERROR(ENOMEM);
- layout = &pl->desc_layout[pl->descriptor_sets_num];
+ layout = &pl->desc_layout[pl->desc_layout_num];
memset(layout, 0, sizeof(*layout));
{ /* Create descriptor set layout descriptions */
@@ -946,11 +1080,11 @@ int ff_vk_add_descriptor_set(AVFilterContext *avctx, VulkanPipeline *pl,
pl->desc_template_info = av_realloc_array(pl->desc_template_info,
sizeof(*pl->desc_template_info),
- pl->descriptor_sets_num + 1);
+ pl->desc_layout_num + 1);
if (!pl->desc_template_info)
return AVERROR(ENOMEM);
- dt = &pl->desc_template_info[pl->descriptor_sets_num];
+ dt = &pl->desc_template_info[pl->desc_layout_num];
memset(dt, 0, sizeof(*dt));
dt->sType = VK_STRUCTURE_TYPE_DESCRIPTOR_UPDATE_TEMPLATE_CREATE_INFO;
@@ -960,13 +1094,13 @@ int ff_vk_add_descriptor_set(AVFilterContext *avctx, VulkanPipeline *pl,
dt->descriptorUpdateEntryCount = num;
}
- pl->descriptor_sets_num++;
+ pl->desc_layout_num++;
print:
/* Write shader info */
for (int i = 0; i < num; i++) {
const struct descriptor_props *prop = &descriptor_props[desc[i].type];
- GLSLA("layout (set = %i, binding = %i", pl->descriptor_sets_num - 1, i);
+ GLSLA("layout (set = %i, binding = %i", pl->desc_layout_num - 1, i);
if (desc[i].mem_layout)
GLSLA(", %s", desc[i].mem_layout);
@@ -1004,15 +1138,17 @@ void ff_vk_update_descriptor_set(AVFilterContext *avctx, VulkanPipeline *pl,
VulkanFilterContext *s = avctx->priv;
vkUpdateDescriptorSetWithTemplate(s->hwctx->act_dev,
- pl->desc_set[set_id],
- pl->desc_template[set_id], s);
+ pl->desc_set[set_id * s->cur_queue_idx],
+ pl->desc_template[set_id],
+ s);
}
void ff_vk_update_push_exec(AVFilterContext *avctx, FFVkExecContext *e,
VkShaderStageFlagBits stage, int offset,
size_t size, void *src)
{
- vkCmdPushConstants(e->buf, e->bound_pl->pipeline_layout,
+ VulkanFilterContext *s = avctx->priv;
+ vkCmdPushConstants(e->bufs[s->cur_queue_idx], e->bound_pl->pipeline_layout,
stage, offset, size, src);
}
@@ -1021,6 +1157,10 @@ int ff_vk_init_pipeline_layout(AVFilterContext *avctx, VulkanPipeline *pl)
VkResult ret;
VulkanFilterContext *s = avctx->priv;
+ int queues_count = 1;
+
+ pl->descriptor_sets_num = pl->desc_layout_num * queues_count;
+
{ /* Init descriptor set pool */
VkDescriptorPoolCreateInfo pool_create_info = {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
@@ -1063,7 +1203,7 @@ int ff_vk_init_pipeline_layout(AVFilterContext *avctx, VulkanPipeline *pl)
{ /* Finally create the pipeline layout */
VkPipelineLayoutCreateInfo spawn_pipeline_layout = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
- .setLayoutCount = pl->descriptor_sets_num,
+ .setLayoutCount = pl->desc_layout_num,
.pSetLayouts = pl->desc_layout,
.pushConstantRangeCount = pl->push_consts_num,
.pPushConstantRanges = pl->push_consts,
@@ -1089,7 +1229,7 @@ int ff_vk_init_pipeline_layout(AVFilterContext *avctx, VulkanPipeline *pl)
/* Create update templates for the descriptor sets */
for (int i = 0; i < pl->descriptor_sets_num; i++) {
- desc_template_info = &pl->desc_template_info[i];
+ desc_template_info = &pl->desc_template_info[i % pl->desc_layout_num];
desc_template_info->pipelineLayout = pl->pipeline_layout;
ret = vkCreateDescriptorUpdateTemplate(s->hwctx->act_dev,
desc_template_info,
@@ -1153,27 +1293,53 @@ int ff_vk_init_compute_pipeline(AVFilterContext *avctx, VulkanPipeline *pl)
void ff_vk_bind_pipeline_exec(AVFilterContext *avctx, FFVkExecContext *e,
VulkanPipeline *pl)
{
- vkCmdBindPipeline(e->buf, pl->bind_point, pl->pipeline);
+ VulkanFilterContext *s = avctx->priv;
+
+ vkCmdBindPipeline(e->bufs[s->cur_queue_idx], pl->bind_point, pl->pipeline);
- vkCmdBindDescriptorSets(e->buf, pl->bind_point, pl->pipeline_layout, 0,
- pl->descriptor_sets_num, pl->desc_set, 0, 0);
+ vkCmdBindDescriptorSets(e->bufs[s->cur_queue_idx], pl->bind_point,
+ pl->pipeline_layout, 0, pl->descriptor_sets_num,
+ pl->desc_set, 0, 0);
e->bound_pl = pl;
}
static void free_exec_ctx(VulkanFilterContext *s, FFVkExecContext *e)
{
- vkDestroyFence(s->hwctx->act_dev, e->fence, s->hwctx->alloc);
+ /* Make sure all queues have finished executing */
+ for (int i = 0; i < s->queue_count; i++) {
+ FFVkQueueCtx *q = &e->queues[i];
- if (e->buf != VK_NULL_HANDLE)
- vkFreeCommandBuffers(s->hwctx->act_dev, e->pool, 1, &e->buf);
- if (e->pool != VK_NULL_HANDLE)
- vkDestroyCommandPool(s->hwctx->act_dev, e->pool, s->hwctx->alloc);
+ if (q->fence) {
+ vkWaitForFences(s->hwctx->act_dev, 1, &q->fence, VK_TRUE, UINT64_MAX);
+ vkResetFences(s->hwctx->act_dev, 1, &q->fence);
+ }
+
+ /* Free the fence */
+ if (q->fence)
+ vkDestroyFence(s->hwctx->act_dev, q->fence, s->hwctx->alloc);
- av_free(e->sem_wait);
- av_free(e->sem_wait_dst);
- av_free(e->sem_sig);
+ /* Free buffer dependencies */
+ for (int j = 0; j < q->nb_buf_deps; j++)
+ av_buffer_unref(&q->buf_deps[j]);
+ av_free(q->buf_deps);
+ /* Free frame dependencies */
+ for (int j = 0; j < q->nb_frame_deps; j++)
+ av_frame_free(&q->frame_deps[j]);
+ av_free(q->frame_deps);
+ }
+
+ if (e->bufs)
+ vkFreeCommandBuffers(s->hwctx->act_dev, e->pool, s->queue_count, e->bufs);
+ if (e->pool)
+ vkDestroyCommandPool(s->hwctx->act_dev, e->pool, s->hwctx->alloc);
+
+ av_freep(&e->bufs);
+ av_freep(&e->queues);
+ av_freep(&e->sem_sig);
+ av_freep(&e->sem_wait);
+ av_freep(&e->sem_wait_dst);
av_free(e);
}
@@ -1191,7 +1357,7 @@ static void free_pipeline(VulkanFilterContext *s, VulkanPipeline *pl)
vkDestroyPipelineLayout(s->hwctx->act_dev, pl->pipeline_layout,
s->hwctx->alloc);
- for (int i = 0; i < pl->descriptor_sets_num; i++) {
+ for (int i = 0; i < pl->desc_layout_num; i++) {
if (pl->desc_template && pl->desc_template[i])
vkDestroyDescriptorUpdateTemplate(s->hwctx->act_dev, pl->desc_template[i],
s->hwctx->alloc);
@@ -1229,6 +1395,10 @@ void ff_vk_filter_uninit(AVFilterContext *avctx)
glslang_uninit();
+ for (int i = 0; i < s->exec_ctx_num; i++)
+ free_exec_ctx(s, s->exec_ctx[i]);
+ av_freep(&s->exec_ctx);
+
for (int i = 0; i < s->samplers_num; i++) {
vkDestroySampler(s->hwctx->act_dev, *s->samplers[i], s->hwctx->alloc);
av_free(s->samplers[i]);
@@ -1239,10 +1409,6 @@ void ff_vk_filter_uninit(AVFilterContext *avctx)
free_pipeline(s, s->pipelines[i]);
av_freep(&s->pipelines);
- for (int i = 0; i < s->exec_ctx_num; i++)
- free_exec_ctx(s, s->exec_ctx[i]);
- av_freep(&s->exec_ctx);
-
av_freep(&s->scratch);
s->scratch_size = 0;
diff --git a/libavfilter/vulkan.h b/libavfilter/vulkan.h
index 30a64ce933..f9a4dc5839 100644
--- a/libavfilter/vulkan.h
+++ b/libavfilter/vulkan.h
@@ -49,6 +49,17 @@
goto fail; \
} while (0)
+/* Gets the queues count for a single queue family */
+#define GET_QUEUE_COUNT(hwctx, graph, comp, tx) ( \
+ graph ? hwctx->nb_graphics_queues : \
+ comp ? (hwctx->nb_comp_queues ? \
+ hwctx->nb_comp_queues : hwctx->nb_graphics_queues) : \
+ tx ? (hwctx->nb_tx_queues ? hwctx->nb_tx_queues : \
+ (hwctx->nb_comp_queues ? \
+ hwctx->nb_comp_queues : hwctx->nb_graphics_queues)) : \
+ 0 \
+)
+
/* Useful for attaching immutable samplers to arrays */
#define DUP_SAMPLER_ARRAY4(x) (VkSampler []){ x, x, x, x, }
@@ -98,6 +109,7 @@ typedef struct VulkanPipeline {
VkDescriptorPool desc_pool;
VkDescriptorSet *desc_set;
VkDescriptorUpdateTemplate *desc_template;
+ int desc_layout_num;
int descriptor_sets_num;
int pool_size_desc_num;
@@ -106,11 +118,29 @@ typedef struct VulkanPipeline {
VkDescriptorPoolSize *pool_size_desc;
} VulkanPipeline;
+typedef struct FFVkQueueCtx {
+ VkFence fence;
+ VkQueue queue;
+
+ /* Buffer dependencies */
+ AVBufferRef **buf_deps;
+ int nb_buf_deps;
+ int buf_deps_alloc_size;
+
+ /* Frame dependencies */
+ AVFrame **frame_deps;
+ int nb_frame_deps;
+ int frame_deps_alloc_size;
+} FFVkQueueCtx;
+
typedef struct FFVkExecContext {
VkCommandPool pool;
- VkCommandBuffer buf;
- VkQueue queue;
- VkFence fence;
+ VkCommandBuffer *bufs;
+ FFVkQueueCtx *queues;
+
+ AVBufferRef ***deps;
+ int *nb_deps;
+ int *dep_alloc_size;
VulkanPipeline *bound_pl;
@@ -134,6 +164,11 @@ typedef struct VulkanFilterContext {
AVHWDeviceContext *device;
AVVulkanDeviceContext *hwctx;
+ /* State - mirrored with the exec ctx */
+ int cur_queue_idx;
+ int queue_family_idx;
+ int queue_count;
+
/* Properties */
int output_width;
int output_height;
@@ -192,15 +227,12 @@ VkSampler *ff_vk_init_sampler(AVFilterContext *avctx, int unnorm_coords,
/**
* Create an imageview.
+ * Guaranteed to remain alive until the queue submission has finished executing,
+ * and will be destroyed after that.
*/
-int ff_vk_create_imageview(AVFilterContext *avctx, VkImageView *v, VkImage img,
- VkFormat fmt, const VkComponentMapping map);
-
-/**
- * Destroy an imageview. Command buffer must have completed executing, which
- * ff_vk_submit_exec_queue() will ensure
- */
-void ff_vk_destroy_imageview(AVFilterContext *avctx, VkImageView *v);
+int ff_vk_create_imageview(AVFilterContext *avctx, FFVkExecContext *e,
+ VkImageView *v, VkImage img, VkFormat fmt,
+ const VkComponentMapping map);
/**
* Define a push constant for a given stage into a pipeline.
@@ -264,7 +296,7 @@ void ff_vk_update_descriptor_set(AVFilterContext *avctx, VulkanPipeline *pl,
* Init an execution context for command recording and queue submission.
* WIll be auto-freed on uninit.
*/
-int ff_vk_create_exec_ctx(AVFilterContext *avctx, FFVkExecContext **ctx, int queue);
+int ff_vk_create_exec_ctx(AVFilterContext *avctx, FFVkExecContext **ctx);
/**
* Begin recording to the command buffer. Previous execution must have been
@@ -288,7 +320,23 @@ void ff_vk_update_push_exec(AVFilterContext *avctx, FFVkExecContext *e,
size_t size, void *src);
/**
- * Adds a frame as a queue dependency. This manages semaphore signalling.
+ * Gets the command buffer to use for this submission from the exe context.
+ */
+VkCommandBuffer ff_vk_get_exec_buf(AVFilterContext *avctx, FFVkExecContext *e);
+
+/**
+ * Adds a generic AVBufferRef as a queue depenency.
+ */
+int ff_vk_add_dep_exec_ctx(AVFilterContext *avctx, FFVkExecContext *e,
+ AVBufferRef **deps, int nb_deps);
+
+/**
+ * Discards all queue dependencies
+ */
+void ff_vk_discard_exec_deps(AVFilterContext *avctx, FFVkExecContext *e);
+
+/**
+ * Adds a frame as a queue dependency. This also manages semaphore signalling.
* Must be called before submission.
*/
int ff_vk_add_exec_dep(AVFilterContext *avctx, FFVkExecContext *e,