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Tue, 6 Jan 2026 12:26:45 +0200 (EET) MIME-Version: 1.0 To: ffmpeg-devel@ffmpeg.org Date: Tue, 06 Jan 2026 10:26:45 -0000 Message-ID: <176769520574.25.12895672947578382135@4457048688e7> Message-ID-Hash: 77TR6BZWXRLET3DN2CBCWUGQQL5QYRF2 X-Message-ID-Hash: 77TR6BZWXRLET3DN2CBCWUGQQL5QYRF2 X-MailFrom: code@ffmpeg.org X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PR] libkvazaar for 4:4:4 or 4:2:2 (PR #21389) List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Jamaika1 via ffmpeg-devel Cc: Jamaika1 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: PR #21389 opened by Jamaika1 URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21389 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21389.patch https://github.com/ultravideo/kvazaar/commits/444-format-revive/ Signed-off-by: Jamaika1 >>From dc615af929b9e6ce3c2f10f8dacf467bee08f680 Mon Sep 17 00:00:00 2001 From: Jamaika1 Date: Tue, 6 Jan 2026 10:26:11 +0000 Subject: [PATCH] libkvazaar for 4:4:4 or 4:2:2 https://github.com/ultravideo/kvazaar/commits/444-format-revive/ Signed-off-by: Jamaika1 --- libavcodec/libkvazaar.c | 76 +++++++++++++++++++++++++++++++++++++---- 1 file changed, 69 insertions(+), 7 deletions(-) diff --git a/libavcodec/libkvazaar.c b/libavcodec/libkvazaar.c index 908c7a0383..21f999467f 100644 --- a/libavcodec/libkvazaar.c +++ b/libavcodec/libkvazaar.c @@ -87,6 +87,27 @@ static av_cold int libkvazaar_init(AVCodecContext *avctx) cfg->framerate_denom = avctx->time_base.num; } cfg->target_bitrate = avctx->bit_rate; + if (avctx->pix_fmt == AV_PIX_FMT_YUV420P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV420P10LE +#endif + ) { + cfg->input_format = KVZ_FORMAT_P420; + } else if (avctx->pix_fmt == AV_PIX_FMT_YUV422P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV422P10LE +#endif + ) { + cfg->input_format = KVZ_FORMAT_P422; + } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV444P10LE +#endif + ) { + cfg->input_format = KVZ_FORMAT_P444; + } else { + return -1; + } cfg->vui.sar_width = avctx->sample_aspect_ratio.num; cfg->vui.sar_height = avctx->sample_aspect_ratio.den; if (avctx->bit_rate) { @@ -213,15 +234,49 @@ static int libkvazaar_encode(AVCodecContext *avctx, input_pic->data[2], NULL, }; - int dst_linesizes[4] = { - frame->width, - frame->width / 2, - frame->width / 2, - 0 - }; - av_image_copy2(dst, dst_linesizes, + if (avctx->pix_fmt == AV_PIX_FMT_YUV420P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV420P10LE +#endif + ) { + int dst_linesizes[4] = { + frame->width, + frame->width / 2, + frame->width / 2, + 0 + }; + av_image_copy2(dst, dst_linesizes, frame->data, frame->linesize, frame->format, frame->width, frame->height); + } else if (avctx->pix_fmt == AV_PIX_FMT_YUV422P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV422P10LE +#endif + ) { + int dst_linesizes[4] = { + frame->width, + frame->width / 2, + frame->width, + 0 + }; + av_image_copy2(dst, dst_linesizes, + frame->data, frame->linesize, + frame->format, frame->width, frame->height); + } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P +#if KVZ_BIT_DEPTH == 10 + || avctx->pix_fmt == AV_PIX_FMT_YUV444P10LE +#endif + ) { + int dst_linesizes[4] = { + frame->width, + frame->width, + frame->width, + 0 + }; + av_image_copy2(dst, dst_linesizes, + frame->data, frame->linesize, + frame->format, frame->width, frame->height); + } } input_pic->pts = frame->pts; @@ -294,6 +349,13 @@ done: } static const enum AVPixelFormat pix_fmts[] = { +#if KVZ_BIT_DEPTH == 10 + AV_PIX_FMT_YUV444P10LE + AV_PIX_FMT_YUV422P10LE + AV_PIX_FMT_YUV420P10LE +#endif + AV_PIX_FMT_YUV444P, + AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }; 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