Hi Lynne On Mon, Mar 10, 2025 at 04:17:04AM +0100, Lynne wrote: > This commit adds a Vulkan AV1 encoder, using the native acceleration API. > > This commit and patchset needs more testing, hence WIP for now. > --- > configure | 1 + > libavcodec/Makefile | 2 + > libavcodec/allcodecs.c | 1 + > libavcodec/vulkan_encode_av1.c | 1381 ++++++++++++++++++++++++++++++++ > libavcodec/vulkan_video.c | 82 ++ > libavcodec/vulkan_video.h | 4 + > libavutil/hwcontext_vulkan.c | 2 + > libavutil/vulkan_functions.h | 1 + > libavutil/vulkan_loader.h | 1 + > 9 files changed, 1475 insertions(+) > create mode 100644 libavcodec/vulkan_encode_av1.c [...]
> + if (fabs(avctx->b_quant_factor) > 0.0) > + enc->q_idx_b = > + av_clip((fabs(avctx->b_quant_factor) * enc->q_idx_p + > + avctx->b_quant_offset) + 0.5, > + 0, 255); av_clip_uint8() (multiple) [...] > + .order_hint_bits_minus_1 = av_clip(av_log2(ctx->base.gop_size), 0, > 7), av_clip_uintp2() thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Take away the freedom of one citizen and you will be jailed, take away the freedom of all citizens and you will be congratulated by your peers in Parliament.
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