PR #21284 opened by Edison Ling (edisonling) URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21284 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21284.patch
add parameter `deblock` for users to explicitly enable/disable deblocking filter in d3d12 H264 encoding usage: -deblock enable or -deblock 1 -deblock disable or -deblock 0 -deblock auto or -deblock -1 sample command line: ``` .\ffmpeg.exe -hwaccel d3d12va -hwaccel_output_format d3d12 -i input.mp4 -c:v h264_d3d12va -deblock enable -y output.mp4 ``` >From 39cbe07bb593330babde5e45b167d383b05bb9e7 Mon Sep 17 00:00:00 2001 From: "Ling, Edison" <[email protected]> Date: Mon, 22 Dec 2025 17:56:18 -0500 Subject: [PATCH] avcodec/d3d12va_encode: Add H264 deblock filter parameter support add parameter `deblock` for users to explicitly enable/disable deblocking filter in d3d12 H264 encoding usage: -deblock enable or -deblock 1 -deblock disable or -deblock 0 -deblock auto or -deblock -1 sample command line: ``` .\ffmpeg.exe -hwaccel d3d12va -hwaccel_output_format d3d12 -i input.mp4 -c:v h264_d3d12va -deblock enable -y output.mp4 ``` --- libavcodec/d3d12va_encode_h264.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/libavcodec/d3d12va_encode_h264.c b/libavcodec/d3d12va_encode_h264.c index bcf5a326e5..75c49f9c5d 100644 --- a/libavcodec/d3d12va_encode_h264.c +++ b/libavcodec/d3d12va_encode_h264.c @@ -44,6 +44,7 @@ typedef struct D3D12VAEncodeH264Context { int qp; int profile; int level; + int deblock; int idr_pic_id; // Writer structures. @@ -274,6 +275,23 @@ static int d3d12va_encode_h264_get_encoder_caps(AVCodecContext *avctx) priv->unit_opts.cabac = 1; } + // Deblocking filter configuration + if (priv->deblock == 1) { + if (h264_caps.DisableDeblockingFilterSupportedModes & D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_0_ALL_LUMA_CHROMA_SLICE_BLOCK_EDGES_ALWAYS_FILTERED) { + config->DisableDeblockingFilterConfig = D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_0_ALL_LUMA_CHROMA_SLICE_BLOCK_EDGES_ALWAYS_FILTERED; + } else { + av_log(avctx, AV_LOG_ERROR, "Requested deblocking filter enable mode not supported by driver.\n"); + return AVERROR(ENOTSUP); + } + } else if (priv->deblock == 0) { + if (h264_caps.DisableDeblockingFilterSupportedModes & D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_1_DISABLE_ALL_SLICE_BLOCK_EDGES) { + config->DisableDeblockingFilterConfig = D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_1_DISABLE_ALL_SLICE_BLOCK_EDGES; + } else { + av_log(avctx, AV_LOG_ERROR, "Requested deblocking filter disable mode not supported by driver.\n"); + return AVERROR(ENOTSUP); + } + } + base_ctx->surface_width = FFALIGN(avctx->width, 16); base_ctx->surface_height = FFALIGN(avctx->height, 16); @@ -591,6 +609,12 @@ static const AVOption d3d12va_encode_h264_options[] = { { LEVEL("6.2", 62) }, #undef LEVEL + { "deblock", "Deblocking filter mode", + OFFSET(deblock), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, FLAGS, .unit = "deblock" }, + { "auto", "Driver default", 0, AV_OPT_TYPE_CONST, { .i64 = -1 }, 0, 0, FLAGS, .unit = "deblock" }, + { "disable", "Disable deblocking filter", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, FLAGS, .unit = "deblock" }, + { "enable", "Enable deblocking filter", 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, 0, 0, FLAGS, .unit = "deblock" }, + { NULL }, }; -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
