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[79.124.17.100]) by mx.google.com with ESMTP id g10-20020a170906520a00b007418a1e877dsi2054519ejm.580.2022.09.27.13.05.04; Tue, 27 Sep 2022 13:05:04 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 540F868BB0F; Tue, 27 Sep 2022 23:04:38 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id AE7D868BA5B for ; Tue, 27 Sep 2022 23:04:28 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 6E216C00B0 for ; Tue, 27 Sep 2022 23:04:28 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Tue, 27 Sep 2022 23:04:24 +0300 Message-Id: <20220927200427.11811-4-remi@remlab.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <2846208.e9J7NaK4W3@basile.remlab.net> References: <2846208.e9J7NaK4W3@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 4/7] lavc/idctdsp: RISC-V V put_signed_pixels_clamped function X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: VK8jFb6LUU/P From: Rémi Denis-Courmont --- libavcodec/riscv/idctdsp_init.c | 3 +++ libavcodec/riscv/idctdsp_rvv.S | 21 +++++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/libavcodec/riscv/idctdsp_init.c b/libavcodec/riscv/idctdsp_init.c index 58b8a6c97a..e6e616a555 100644 --- a/libavcodec/riscv/idctdsp_init.c +++ b/libavcodec/riscv/idctdsp_init.c @@ -28,6 +28,8 @@ void ff_put_pixels_clamped_rvv(const int16_t *block, uint8_t *pixels, ptrdiff_t stride); +void ff_put_signed_pixels_clamped_rvv(const int16_t *block, uint8_t *pixels, + ptrdiff_t stride); void ff_add_pixels_clamped_rvv(const int16_t *block, uint8_t *pixels, ptrdiff_t stride); @@ -39,6 +41,7 @@ av_cold void ff_idctdsp_init_riscv(IDCTDSPContext *c, AVCodecContext *avctx, if ((flags & AV_CPU_FLAG_RVV_I32) && ff_get_rv_vlenb() >= 16) { c->put_pixels_clamped = ff_put_pixels_clamped_rvv; + c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_rvv; c->add_pixels_clamped = ff_add_pixels_clamped_rvv; } #endif diff --git a/libavcodec/riscv/idctdsp_rvv.S b/libavcodec/riscv/idctdsp_rvv.S index e6cb53bd6f..e0077cc1b4 100644 --- a/libavcodec/riscv/idctdsp_rvv.S +++ b/libavcodec/riscv/idctdsp_rvv.S @@ -43,6 +43,27 @@ func ff_put_pixels_clamped_rvv, zve32x ret endfunc +func ff_put_signed_pixels_clamped_rvv, zve32x + vsetivli zero, 8, e16, m1, ta, ma + vlseg8e16.v v24, (a0) + + li t1, 128 + vsetivli zero, 8, e8, mf2, ta, ma + vnclip.wi v16, v24, 0 + vnclip.wi v17, v25, 0 + vnclip.wi v18, v26, 0 + vnclip.wi v19, v27, 0 + vnclip.wi v20, v28, 0 + vnclip.wi v21, v29, 0 + vnclip.wi v22, v30, 0 + vnclip.wi v23, v31, 0 + vsetvli t0, zero, e8, m8, ta, ma + vadd.vx v16, v16, t1 + vsetivli zero, 8, e8, mf2, ta, ma + vssseg8e8.v v16, (a1), a2 + ret +endfunc + func ff_add_pixels_clamped_rvv, zve32x vsetivli zero, 8, e8, mf2, ta, ma vlseg8e16.v v24, (a0)