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vulkan_ffv1: improve buffer barrier correctness for slice state

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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
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GPG key ID: A2FEA5F03F034464
1 changed files with 2 additions and 3 deletions
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5
libavcodec/vulkan_ffv1.c
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@ -484,8 +484,7 @@ static int vk_ffv1_end_frame(AVCodecContext *avctx)
.srcStageMask = slice_state->stage,
.dstStageMask = VK_PIPELINE_STAGE_2_COMPUTE_SHADER_BIT,
.srcAccessMask = slice_state->access,
.dstAccessMask = VK_ACCESS_2_SHADER_STORAGE_READ_BIT |
VK_ACCESS_2_SHADER_STORAGE_WRITE_BIT,
.dstAccessMask = VK_ACCESS_2_SHADER_STORAGE_READ_BIT,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.buffer = slice_state->buf,
@ -534,7 +533,7 @@ static int vk_ffv1_end_frame(AVCodecContext *avctx)
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.buffer = slice_state->buf,
.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 */