From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id E68E94634E for ; Mon, 15 May 2023 11:41:20 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 9718A68BE94; Mon, 15 May 2023 14:40:59 +0300 (EEST) Received: from mail-ed1-f44.google.com (mail-ed1-f44.google.com [209.85.208.44]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 256AB68BD03 for ; Mon, 15 May 2023 14:40:52 +0300 (EEST) Received: by mail-ed1-f44.google.com with SMTP id 4fb4d7f45d1cf-50db91640d3so11287301a12.0 for ; Mon, 15 May 2023 04:40:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684150851; x=1686742851; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=nhzJ3m6RbR+goWEKReIGk1qQShSA6D0TxG/hKXwo5tY=; b=GYXP21Df35twH+/aZmuG3RHy+GmUOvn46LUL3Cj7ycKFjjKqU6U52E5KNO3b3VVViY 9gr2/JqOUfTXhT3SMgUj5aUsryWcYQfa9ibMzH4xnKWwR55Q8nTPFhYlyflRlkIhA9vr Ti9M05WsqhogjXeo0swyR3MeoUU5VSJ5dfrFgNcx8gQF6Vn+YRdSIggLuSyC1VAYWYZQ 4AGrRpUIkfQU9/yKo9zGjDgyeEU2tRCE+1NeWXelNpPhH4E4ymIbOFQDYv22Jq15g8TV Teoo8ExOy7k7atOyQYGzsdvH9cW1VhX/YVE6OCgkorW+DevQlTTmVcYsG1v1+48CcdWq oMqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684150851; x=1686742851; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=nhzJ3m6RbR+goWEKReIGk1qQShSA6D0TxG/hKXwo5tY=; b=FQFAnHau/knMjPlbLAVlYnRUXW4fencYpTk7+N3M2zmDytFn9xRKsqfN81+wnZ0x4O KBjJfOz1scRaDdF/zWWlHGA7Fl4FUkirOrhTvo6yFrDzdUTC81YG2ZtBCmi46sGzmtwF ctlP+XMg2J7qPMcXytY/4v/jbG8bcoi3ufb2cmhiji5rTjflfaYuZxLJXN0YSqV0Y3ku jk9xD+LgHFXZ5b0yVqW/XP5O2fgBO+mfQhOm6DwdMQdnYj17b8ej7LQb99DKiFz6lLKt MfwSiVToj/MwpcltoaQtR1WX6Wlcg8KarFNYhq/aRGc+os4ogQ+4uDiqfaP+qCtLuxov vXRQ== X-Gm-Message-State: AC+VfDwB1qiMutOzZT7ctLrJlhRBPtT03N//gp9gxaEQYv+mfvi3xhVy oVWcHq6xFzUqYN/wCJBhWW/we+OgY0I= X-Google-Smtp-Source: ACHHUZ6XD9ESYsjNON3trprcxRELSRKYQkxuiDjYKugGUlTEYPF8fYivW+p3jt1qicsO7jIG8KsibQ== X-Received: by 2002:a17:907:26c1:b0:96b:1c38:477c with SMTP id bp1-20020a17090726c100b0096b1c38477cmr3213560ejc.57.1684150851129; Mon, 15 May 2023 04:40:51 -0700 (PDT) Received: from localhost.localdomain (p200300ccf71d220048ad1895e6601426.dip0.t-ipconnect.de. [2003:cc:f71d:2200:48ad:1895:e660:1426]) by smtp.gmail.com with ESMTPSA id gx8-20020a1709068a4800b00965ab02b42csm9332532ejc.102.2023.05.15.04.40.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 May 2023 04:40:50 -0700 (PDT) From: Hendrik Leppkes To: ffmpeg-devel@ffmpeg.org Date: Mon, 15 May 2023 13:39:11 +0200 Message-Id: <20230515113911.1232-4-h.leppkes@gmail.com> X-Mailer: git-send-email 2.40.1.windows.1 In-Reply-To: <20230515113911.1232-1-h.leppkes@gmail.com> References: <20230515105104.1162-1-h.leppkes@gmail.com> <20230515113911.1232-1-h.leppkes@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 4/4] avcodec/vdpau_mpeg4: fix order of quant matrix coefficients 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: Hendrik Leppkes 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: The matrix coefficients are stored permutated for the IDCT, rather then in plain raster order, and need to be un-permutated for the hardware. --- libavcodec/vdpau_mpeg4.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/libavcodec/vdpau_mpeg4.c b/libavcodec/vdpau_mpeg4.c index 6e082eefc6..1211b1df2c 100644 --- a/libavcodec/vdpau_mpeg4.c +++ b/libavcodec/vdpau_mpeg4.c @@ -74,8 +74,9 @@ static int vdpau_mpeg4_start_frame(AVCodecContext *avctx, info->alternate_vertical_scan_flag = s->alternate_scan; info->top_field_first = s->top_field_first; for (i = 0; i < 64; ++i) { - info->intra_quantizer_matrix[i] = s->intra_matrix[i]; - info->non_intra_quantizer_matrix[i] = s->inter_matrix[i]; + int n = s->idsp.idct_permutation[i]; + info->intra_quantizer_matrix[i] = s->intra_matrix[n]; + info->non_intra_quantizer_matrix[i] = s->inter_matrix[n]; } ff_vdpau_common_start_frame(pic_ctx, buffer, size); -- 2.40.1.windows.1 _______________________________________________ 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".