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[34.83.118.50]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-748900d1ceesm5074911b3a.161.2025.06.15.09.57.47 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 15 Jun 2025 09:57:47 -0700 (PDT) From: Andreas Rheinhardt X-Google-Original-From: Andreas Rheinhardt Message-Id: <96b83d2f474fc0c31cd6577838cfe4fccf51ea5e.1750006480.git.ffmpegagent@gmail.com> In-Reply-To: References: Date: Sun, 15 Jun 2025 16:54:23 +0000 Fcc: Sent MIME-Version: 1.0 To: ffmpeg-devel@ffmpeg.org Subject: [FFmpeg-devel] [PATCH 32/47] avcodec/mpegvideo: Avoid {a, d}c_val[{1, 2}] 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 Cc: Andreas Rheinhardt Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: From: Andreas Rheinhardt These are already mostly unused; not using them here is in preparation for removing them altogether. Use block_index[4..5] instead for addressing. Signed-off-by: Andreas Rheinhardt --- libavcodec/mpegvideo.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index b8f0957ec5..109afbe858 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -492,22 +492,23 @@ void ff_clean_intra_table_entries(MpegEncContext *s) { int wrap = s->b8_stride; int xy = s->block_index[0]; + /* chroma */ + unsigned uxy = s->block_index[4]; + unsigned vxy = s->block_index[5]; + int16_t *dc_val = s->dc_val[0]; s->dc_val[0][xy ] = s->dc_val[0][xy + 1 ] = s->dc_val[0][xy + wrap] = s->dc_val[0][xy + 1 + wrap] = 1024; + dc_val[uxy] = + dc_val[vxy] = 1024; /* ac pred */ memset(s->ac_val[0][xy ], 0, 32 * sizeof(int16_t)); memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t)); - /* chroma */ - wrap = s->mb_stride; - xy = s->mb_x + s->mb_y * wrap; - s->dc_val[1][xy] = - s->dc_val[2][xy] = 1024; /* ac pred */ - memset(s->ac_val[1][xy], 0, 16 * sizeof(int16_t)); - memset(s->ac_val[2][xy], 0, 16 * sizeof(int16_t)); + memset(s->ac_val[0][uxy], 0, 16 * sizeof(int16_t)); + memset(s->ac_val[0][vxy], 0, 16 * sizeof(int16_t)); } void ff_init_block_index(MpegEncContext *s){ //FIXME maybe rename -- ffmpeg-codebot _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".