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Sat, 11 Mar 2017 11:05:14 -0800 (PST) Received: from localhost.localdomain ([123.231.124.108]) by smtp.gmail.com with ESMTPSA id j62sm25586636pgc.54.2017.03.11.11.05.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 11 Mar 2017 11:05:13 -0800 (PST) From: Mirage Abeysekara To: ffmpeg-devel@ffmpeg.org Date: Sun, 12 Mar 2017 00:35:01 +0530 Message-Id: <1489259101-5426-1-git-send-email-mirage.12@cse.mrt.ac.lk> X-Mailer: git-send-email 2.7.4 Subject: [FFmpeg-devel] [PATCH] Added AVX2 implementation for VP8 decoder (ff_pred16x16_tm_vp8_8_avx2) X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 Cc: Mirage Abeysekara MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" --- libavcodec/x86/h264_intrapred.asm | 35 +++++++++++++++++++++++++++++++++++ libavcodec/x86/h264_intrapred_init.c | 7 +++++++ 2 files changed, 42 insertions(+) diff --git a/libavcodec/x86/h264_intrapred.asm b/libavcodec/x86/h264_intrapred.asm index c88d91b..a90edc3 100644 --- a/libavcodec/x86/h264_intrapred.asm +++ b/libavcodec/x86/h264_intrapred.asm @@ -268,6 +268,41 @@ cglobal pred16x16_tm_vp8_8, 2,6,6 jg .loop REP_RET +INIT_YMM avx2 +cglobal pred16x16_tm_vp8_8, 2, 4, 5, dst, stride, stride3, iteration + sub dstq, strideq + pmovzxbw m0, [dstq] + vpbroadcastb xm1, [r0-1] + pmovzxbw m1, xm1 + psubw m0, m1 + mov iterationd, 4 + lea stride3q, [strideq*3] +.loop: + vpbroadcastb xm1, [dstq+strideq*1-1] + vpbroadcastb xm2, [dstq+strideq*2-1] + vpbroadcastb xm3, [dstq+stride3q-1] + vpbroadcastb xm4, [dstq+strideq*4-1] + pmovzxbw m1, xm1 + pmovzxbw m2, xm2 + pmovzxbw m3, xm3 + pmovzxbw m4, xm4 + paddw m1, m0 + paddw m2, m0 + paddw m3, m0 + paddw m4, m0 + vpackuswb m1, m1, m2 + vpackuswb m3, m3, m4 + vpermq m1, m1, q3120 + vpermq m3, m3, q3120 + movdqa [dstq+strideq*1], xm1 + vextracti128 [dstq+strideq*2], m1, 1 + movdqa [dstq+stride3q*1], xm3 + vextracti128 [dstq+strideq*4], m3, 1 + lea dstq, [dstq+strideq*4] + dec iterationd + jg .loop + REP_RET + ;----------------------------------------------------------------------------- ; void ff_pred16x16_plane_*_8(uint8_t *src, int stride) ;----------------------------------------------------------------------------- diff --git a/libavcodec/x86/h264_intrapred_init.c b/libavcodec/x86/h264_intrapred_init.c index 528b92e..bdd5125 100644 --- a/libavcodec/x86/h264_intrapred_init.c +++ b/libavcodec/x86/h264_intrapred_init.c @@ -127,6 +127,7 @@ PRED16x16(plane_svq3, 8, ssse3) PRED16x16(tm_vp8, 8, mmx) PRED16x16(tm_vp8, 8, mmxext) PRED16x16(tm_vp8, 8, sse2) +PRED16x16(tm_vp8, 8, avx2) PRED8x8(top_dc, 8, mmxext) PRED8x8(dc_rv40, 8, mmxext) @@ -323,6 +324,12 @@ av_cold void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, } } } + + if(EXTERNAL_AVX2(cpu_flags)){ + if (codec_id == AV_CODEC_ID_VP8) { + h->pred16x16[PLANE_PRED8x8 ] = ff_pred16x16_tm_vp8_8_avx2; + } + } } else if (bit_depth == 10) { if (EXTERNAL_MMXEXT(cpu_flags)) { h->pred4x4[DC_PRED ] = ff_pred4x4_dc_10_mmxext;