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authorLynne <dev@lynne.ee>2025-02-21 22:34:14 +0000
committerLynne <dev@lynne.ee>2025-02-27 19:08:42 +0100
commitbb87d19cd9720631d79e67a5ecca4659ae97734a (patch)
tree73b0015d0c1d97392a01e6faec236c8aef15ab0b
parent85d81dcfd6f9548ce89a9cdcc5e3e7547a1b2736 (diff)
downloadffmpeg-bb87d19cd9720631d79e67a5ecca4659ae97734a.tar.gz
ffv1enc_vulkan: disable autodetection of async_depth
The issue is that this could consume gigabytes of VRAM at higher resolutions for not that much of a speedup. Automatic detection was not a good idea as we can't know how much VRAM is actually free. Just remove it.
-rw-r--r--libavcodec/ffv1enc_vulkan.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/libavcodec/ffv1enc_vulkan.c b/libavcodec/ffv1enc_vulkan.c
index 3d7ee073aa..6a12ee2055 100644
--- a/libavcodec/ffv1enc_vulkan.c
+++ b/libavcodec/ffv1enc_vulkan.c
@@ -1631,11 +1631,6 @@ static av_cold int vulkan_encode_ffv1_init(AVCodecContext *avctx)
max_heap_size = max_heap_size - (max_heap_size >> 3);
}
- if (!fv->async_depth) {
- fv->async_depth = FFMIN(fv->qf->num, FFMAX(max_heap_size / maxsize, 1));
- fv->async_depth = FFMAX(fv->async_depth, 1);
- }
-
av_log(avctx, AV_LOG_INFO, "Async buffers: %zuMiB per context, %zuMiB total, depth: %i\n",
maxsize / (1024*1024),
(fv->async_depth * maxsize) / (1024*1024),
@@ -1820,7 +1815,7 @@ static const AVOption vulkan_encode_ffv1_options[] = {
{ .i64 = 0 }, 0, 1, VE },
{ "async_depth", "Internal parallelization depth", OFFSET(async_depth), AV_OPT_TYPE_INT,
- { .i64 = 0 }, 0, INT_MAX, VE },
+ { .i64 = 1 }, 1, INT_MAX, VE },
{ NULL }
};