On 4/17/2025 8:55 PM, IndecisiveTurtle wrote:
From: IndecisiveTurtle <geoste...@gmail.com>Performance wise, encoding a 1080p 1-minute video is performed in about 2.5 minutes with the cpu encoder running on my Ryzen 5 4600H, while it takes about 30 seconds on my NVIDIA GTX 1650 Haar shader has a subgroup optimized variant that applies when configured wavelet depth allows it --- configure | 1 + libavcodec/Makefile | 3 + libavcodec/allcodecs.c | 1 + libavcodec/vc2enc_vulkan.c | 959 +++++++++++++++++++ libavcodec/vulkan/vc2_dwt_haar.comp | 82 ++ libavcodec/vulkan/vc2_dwt_haar_subgroup.comp | 75 ++ libavcodec/vulkan/vc2_dwt_hor_legall.comp | 82 ++ libavcodec/vulkan/vc2_dwt_upload.comp | 96 ++ libavcodec/vulkan/vc2_dwt_ver_legall.comp | 78 ++ libavcodec/vulkan/vc2_encode.comp | 169 ++++ libavcodec/vulkan/vc2_slice_sizes.comp | 170 ++++ 11 files changed, 1716 insertions(+) create mode 100644 libavcodec/vc2enc_vulkan.c create mode 100644 libavcodec/vulkan/vc2_dwt_haar.comp create mode 100644 libavcodec/vulkan/vc2_dwt_haar_subgroup.comp create mode 100644 libavcodec/vulkan/vc2_dwt_hor_legall.comp create mode 100644 libavcodec/vulkan/vc2_dwt_upload.comp create mode 100644 libavcodec/vulkan/vc2_dwt_ver_legall.comp create mode 100644 libavcodec/vulkan/vc2_encode.comp create mode 100644 libavcodec/vulkan/vc2_slice_sizes.comp
[...]
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c index f10519617e..054b0d958b 100644 --- a/libavcodec/allcodecs.c +++ b/libavcodec/allcodecs.c @@ -365,6 +365,7 @@ extern const FFCodec ff_vc1image_decoder; extern const FFCodec ff_vc1_mmal_decoder; extern const FFCodec ff_vc1_qsv_decoder; extern const FFCodec ff_vc1_v4l2m2m_decoder; +extern const FFCodec ff_vc2_vulkan_encoder;
Should be under the software one.
extern const FFCodec ff_vc2_encoder; extern const FFCodec ff_vcr1_decoder; extern const FFCodec ff_vmdvideo_decoder; diff --git a/libavcodec/vc2enc_vulkan.c b/libavcodec/vc2enc_vulkan.c new file mode 100644 index 0000000000..d90d65e36d --- /dev/null +++ b/libavcodec/vc2enc_vulkan.c
[...]
+const FFCodec ff_vc2_vulkan_encoder = {
+ .p.name = "vc2_vulkan",
+ CODEC_LONG_NAME("SMPTE VC-2"),
+ .p.type = AVMEDIA_TYPE_VIDEO,
+ .p.id = AV_CODEC_ID_DIRAC,
+ .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_HARDWARE,
This encoder is not DR1.
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