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[79.124.17.100]) by mx.google.com with ESMTP id hu10-20020a170907a08a00b0099bcae257e3si250679ejc.832.2023.11.01.13.52.58; Wed, 01 Nov 2023 13:52:59 -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 7A16668CBA7; Wed, 1 Nov 2023 22:52:55 +0200 (EET) 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 D853968C8C6 for ; Wed, 1 Nov 2023 22:52:48 +0200 (EET) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id D1CC9C006A for ; Wed, 1 Nov 2023 22:52:47 +0200 (EET) From: =?utf-8?q?R=C3=A9mi_Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Wed, 1 Nov 2023 22:52:47 +0200 Message-ID: <20231101205247.496993-1-remi@remlab.net> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] lavc/sbrdsp: R-V V sbr_hf_g_filt 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: RuRDg/BFo3AZ hf_g_filt_c: 1552.5 hf_g_filt_rvv_f32: 679.5 --- libavcodec/riscv/sbrdsp_init.c | 3 +++ libavcodec/riscv/sbrdsp_rvv.S | 20 ++++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/libavcodec/riscv/sbrdsp_init.c b/libavcodec/riscv/sbrdsp_init.c index 1b85b2cae9..71de681185 100644 --- a/libavcodec/riscv/sbrdsp_init.c +++ b/libavcodec/riscv/sbrdsp_init.c @@ -26,6 +26,8 @@ void ff_sbr_sum64x5_rvv(float *z); float ff_sbr_sum_square_rvv(float (*x)[2], int n); void ff_sbr_neg_odd_64_rvv(float *x); +void ff_sbr_hf_g_filt_rvv(float (*Y)[2], const float (*X_high)[40][2], + const float *g_filt, int m_max, intptr_t ixh); av_cold void ff_sbrdsp_init_riscv(SBRDSPContext *c) { @@ -35,6 +37,7 @@ av_cold void ff_sbrdsp_init_riscv(SBRDSPContext *c) if ((flags & AV_CPU_FLAG_RVV_F32) && (flags & AV_CPU_FLAG_RVB_ADDR)) { c->sum64x5 = ff_sbr_sum64x5_rvv; c->sum_square = ff_sbr_sum_square_rvv; + c->hf_g_filt = ff_sbr_hf_g_filt_rvv; } #if __riscv_xlen >= 64 if ((flags & AV_CPU_FLAG_RVV_I64) && (flags & AV_CPU_FLAG_RVB_ADDR)) diff --git a/libavcodec/riscv/sbrdsp_rvv.S b/libavcodec/riscv/sbrdsp_rvv.S index b510190b15..932a5dd7d1 100644 --- a/libavcodec/riscv/sbrdsp_rvv.S +++ b/libavcodec/riscv/sbrdsp_rvv.S @@ -84,3 +84,23 @@ func ff_sbr_neg_odd_64_rvv, zve64x ret endfunc #endif + +func ff_sbr_hf_g_filt_rvv, zve32f + li t1, 40 * 2 * 4 + sh3add a1, a4, a1 +1: + vsetvli t0, a3, e32, m4, ta, ma + vlsseg2e32.v v16, (a1), t1 + mul t2, t0, t1 + vle32.v v8, (a2) + sub a3, a3, t0 + vfmul.vv v16, v16, v8 + add a1, t2, a1 + vfmul.vv v20, v20, v8 + sh2add a2, t0, a2 + vsseg2e32.v v16, (a0) + sh3add a0, t0, a0 + bnez a3, 1b + + ret +endfunc