virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-10 06:10:52 +02:00
Code Issues Releases Activity

vulkan_ffv1: improve buffer barrier correctness for slice state

Browse Source 
This is likely a nanooptimization, but its more correct.
This commit is contained in:
Lynne
2025-04-06 03:49:28 +00:00
parent 6111aef533
commit 694ebe890c
1 changed files with 2 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
libavcodec/vulkan_ffv1.c
View File

@@ -484,8 +484,7 @@ static int vk_ffv1_end_frame(AVCodecContext *avctx)
.srcStageMask = slice_state->stage, .srcStageMask = slice_state->stage,
.dstStageMask = VK_PIPELINE_STAGE_2_COMPUTE_SHADER_BIT, .dstStageMask = VK_PIPELINE_STAGE_2_COMPUTE_SHADER_BIT,
.srcAccessMask = slice_state->access, .srcAccessMask = slice_state->access,
.dstAccessMask = VK_ACCESS_2_SHADER_STORAGE_READ_BIT | .dstAccessMask = VK_ACCESS_2_SHADER_STORAGE_READ_BIT,
VK_ACCESS_2_SHADER_STORAGE_WRITE_BIT,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.buffer = slice_state->buf, .buffer = slice_state->buf,
@@ -534,7 +533,7 @@ static int vk_ffv1_end_frame(AVCodecContext *avctx)
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.buffer = slice_state->buf, .buffer = slice_state->buf,
.offset = fp->slice_data_size*f->slice_count, .offset = fp->slice_data_size*f->slice_count,
.size = slice_state->size - fp->slice_data_size*f->slice_count, .size = f->slice_count*(fp->slice_state_size - fp->slice_data_size),
}; };
/* Input frame barrier */ /* Input frame barrier */