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Wed, 28 Aug 2019 08:45:46 -0700 (PDT) Received: from localhost.localdomain ([47.90.99.151]) by smtp.gmail.com with ESMTPSA id e3sm2489502pjr.9.2019.08.28.08.45.45 (version=TLS1 cipher=AES128-SHA bits=128/128); Wed, 28 Aug 2019 08:45:46 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Wed, 28 Aug 2019 23:45:12 +0800 Message-Id: <1567007116-9088-2-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1567007116-9088-1-git-send-email-lance.lmwang@gmail.com> References: <1567007116-9088-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH v1 1/5] avcodec/v210enc: add depth parameter for WRITE_PIXELS and CLIP 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: Limin Wang MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Limin Wang Signed-off-by: Limin Wang --- libavcodec/v210enc.c | 83 +++++++++++++++++++++++----------------------------- 1 file changed, 36 insertions(+), 47 deletions(-) diff --git a/libavcodec/v210enc.c b/libavcodec/v210enc.c index b024806..1b840b2 100644 --- a/libavcodec/v210enc.c +++ b/libavcodec/v210enc.c @@ -26,25 +26,14 @@ #include "internal.h" #include "v210enc.h" -#define CLIP(v) av_clip(v, 4, 1019) -#define CLIP8(v) av_clip(v, 1, 254) - -#define WRITE_PIXELS(a, b, c) \ - do { \ - val = CLIP(*a++); \ - val |= (CLIP(*b++) << 10) | \ - (CLIP(*c++) << 20); \ - AV_WL32(dst, val); \ - dst += 4; \ - } while (0) - -#define WRITE_PIXELS8(a, b, c) \ - do { \ - val = (CLIP8(*a++) << 2); \ - val |= (CLIP8(*b++) << 12) | \ - (CLIP8(*c++) << 22); \ - AV_WL32(dst, val); \ - dst += 4; \ +#define CLIP(v, depth) av_clip(v, 1 << (depth-8), ((1 << depth)-(1 << (depth-8)) -1)) +#define WRITE_PIXELS(a, b, c, depth) \ + do { \ + val = CLIP(*a++, depth) << (10-depth); \ + val |= (CLIP(*b++, depth) << (20-depth)) | \ + (CLIP(*c++, depth) << (30-depth)); \ + AV_WL32(dst, val); \ + dst += 4; \ } while (0) static void v210_planar_pack_8_c(const uint8_t *y, const uint8_t *u, @@ -56,14 +45,14 @@ static void v210_planar_pack_8_c(const uint8_t *y, const uint8_t *u, /* unroll this to match the assembly */ for (i = 0; i < width - 11; i += 12) { - WRITE_PIXELS8(u, y, v); - WRITE_PIXELS8(y, u, y); - WRITE_PIXELS8(v, y, u); - WRITE_PIXELS8(y, v, y); - WRITE_PIXELS8(u, y, v); - WRITE_PIXELS8(y, u, y); - WRITE_PIXELS8(v, y, u); - WRITE_PIXELS8(y, v, y); + WRITE_PIXELS(u, y, v, 8); + WRITE_PIXELS(y, u, y, 8); + WRITE_PIXELS(v, y, u, 8); + WRITE_PIXELS(y, v, y, 8); + WRITE_PIXELS(u, y, v, 8); + WRITE_PIXELS(y, u, y, 8); + WRITE_PIXELS(v, y, u, 8); + WRITE_PIXELS(y, v, y, 8); } } @@ -75,10 +64,10 @@ static void v210_planar_pack_10_c(const uint16_t *y, const uint16_t *u, int i; for (i = 0; i < width - 5; i += 6) { - WRITE_PIXELS(u, y, v); - WRITE_PIXELS(y, u, y); - WRITE_PIXELS(v, y, u); - WRITE_PIXELS(y, v, y); + WRITE_PIXELS(u, y, v, 10); + WRITE_PIXELS(y, u, y, 10); + WRITE_PIXELS(v, y, u, 10); + WRITE_PIXELS(y, v, y, 10); } } @@ -153,26 +142,26 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, dst += sample_w * 16 * s->sample_factor_10; for (; w < avctx->width - 5; w += 6) { - WRITE_PIXELS(u, y, v); - WRITE_PIXELS(y, u, y); - WRITE_PIXELS(v, y, u); - WRITE_PIXELS(y, v, y); + WRITE_PIXELS(u, y, v, 10); + WRITE_PIXELS(y, u, y, 10); + WRITE_PIXELS(v, y, u, 10); + WRITE_PIXELS(y, v, y, 10); } if (w < avctx->width - 1) { - WRITE_PIXELS(u, y, v); + WRITE_PIXELS(u, y, v, 10); - val = CLIP(*y++); + val = CLIP(*y++, 10); if (w == avctx->width - 2) { AV_WL32(dst, val); dst += 4; } } if (w < avctx->width - 3) { - val |= (CLIP(*u++) << 10) | (CLIP(*y++) << 20); + val |= (CLIP(*u++, 10) << 10) | (CLIP(*y++, 10) << 20); AV_WL32(dst, val); dst += 4; - val = CLIP(*v++) | (CLIP(*y++) << 10); + val = CLIP(*v++, 10) | (CLIP(*y++, 10) << 10); AV_WL32(dst, val); dst += 4; } @@ -202,26 +191,26 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, dst += sample_w * 32 * s->sample_factor_8; for (; w < avctx->width - 5; w += 6) { - WRITE_PIXELS8(u, y, v); - WRITE_PIXELS8(y, u, y); - WRITE_PIXELS8(v, y, u); - WRITE_PIXELS8(y, v, y); + WRITE_PIXELS(u, y, v, 8); + WRITE_PIXELS(y, u, y, 8); + WRITE_PIXELS(v, y, u, 8); + WRITE_PIXELS(y, v, y, 8); } if (w < avctx->width - 1) { - WRITE_PIXELS8(u, y, v); + WRITE_PIXELS(u, y, v, 8); - val = CLIP8(*y++) << 2; + val = CLIP(*y++, 8) << 2; if (w == avctx->width - 2) { AV_WL32(dst, val); dst += 4; } } if (w < avctx->width - 3) { - val |= (CLIP8(*u++) << 12) | (CLIP8(*y++) << 22); + val |= (CLIP(*u++, 8) << 12) | (CLIP(*y++, 8) << 22); AV_WL32(dst, val); dst += 4; - val = (CLIP8(*v++) << 2) | (CLIP8(*y++) << 12); + val = (CLIP(*v++, 8) << 2) | (CLIP(*y++, 8) << 12); AV_WL32(dst, val); dst += 4; }