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vulkan_decode: force layered_dpb to 0 when dedicated_dpb is 0

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layered_dpb only makes sense when dedicated_dpb is set to 1.
For some mysterious reason, some Nvidia drivers stopped indicating
SEPARATE_REFRENCES, but kept the COINCIDE flag, which broke
the code.
This commit is contained in:
Lynne 2024-08-10 17:13:57 +02:00
parent 8eac11105b
commit ca591e6b50
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GPG key ID: A2FEA5F03F034464
1 changed files with 2 additions and 2 deletions
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4
libavcodec/vulkan_decode.c
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@ -923,9 +923,9 @@ static int vulkan_decode_get_profile(AVCodecContext *avctx, AVBufferRef *frames_
return AVERROR_EXTERNAL;
}
/* TODO: make dedicated_dpb tunable */
dec->dedicated_dpb = !(dec_caps->flags & VK_VIDEO_DECODE_CAPABILITY_DPB_AND_OUTPUT_COINCIDE_BIT_KHR);
dec->layered_dpb = !(caps->flags & VK_VIDEO_CAPABILITY_SEPARATE_REFERENCE_IMAGES_BIT_KHR);
dec->layered_dpb = !dec->dedicated_dpb ? 0 :
!(caps->flags & VK_VIDEO_CAPABILITY_SEPARATE_REFERENCE_IMAGES_BIT_KHR);
if (dec->dedicated_dpb) {
fmt_info.imageUsage = VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR;