From patchwork Mon Sep 18 13:51:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= X-Patchwork-Id: 1836137 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=I2mZMADV; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Rq5rF3NTVz1ynr for ; Mon, 18 Sep 2023 23:54:21 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qiEgG-0005rZ-U6; Mon, 18 Sep 2023 09:52:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qiEgF-0005of-4z for qemu-devel@nongnu.org; Mon, 18 Sep 2023 09:52:51 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qiEft-0000SQ-LM for qemu-devel@nongnu.org; Mon, 18 Sep 2023 09:52:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1695045147; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OmceWz+fW/f6mW7ArQcdXxETusp17PAPVXGQctgkm7E=; b=I2mZMADVIDdW5h5QyuGMulViCt/h/dZJMAzRYzzQ9qXur+brF2SvAnHDl6xQqzQnkdhAET l03QgV2ODaIrPbkfcxJM/TQwZC/i7fmrz5ex/IMjGOEoDYjtO7Quh5sg3EgPdm34i3APKo rAJBurQAQD4Mo7IOlk6EfPQPWTNA5Pw= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-167-tP0eUp4aOv2dP3eiHe1XYQ-1; Mon, 18 Sep 2023 09:52:24 -0400 X-MC-Unique: tP0eUp4aOv2dP3eiHe1XYQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C59811019C9E; Mon, 18 Sep 2023 13:52:22 +0000 (UTC) Received: from localhost (unknown [10.39.208.30]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8D00F2156701; Mon, 18 Sep 2023 13:52:21 +0000 (UTC) From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , =?utf-8?q?D?= =?utf-8?q?aniel_P=2E_Berrang=C3=A9?= , Thomas Huth , Gerd Hoffmann , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Subject: [PATCH v2 03/18] ui: add pixman-compat.h Date: Mon, 18 Sep 2023 17:51:50 +0400 Message-ID: <20230918135206.2739222-4-marcandre.lureau@redhat.com> In-Reply-To: <20230918135206.2739222-1-marcandre.lureau@redhat.com> References: <20230918135206.2739222-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.129.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Marc-André Lureau This is a tiny subset of PIXMAN API that is used pervasively in QEMU codebase to manage images and identify the underlying format. It doesn't seems worth to wrap this in a QEMU-specific API. Signed-off-by: Marc-André Lureau --- include/ui/pixman-compat.h | 190 +++++++++++++++++++++++++++++++++++++ include/ui/qemu-pixman.h | 2 + 2 files changed, 192 insertions(+) create mode 100644 include/ui/pixman-compat.h diff --git a/include/ui/pixman-compat.h b/include/ui/pixman-compat.h new file mode 100644 index 0000000000..e511c8b946 --- /dev/null +++ b/include/ui/pixman-compat.h @@ -0,0 +1,190 @@ +/* + * SPDX-License-Identifier: MIT + * + * Tiny subset of PIXMAN API commonly used by QEMU. + * + * Copyright 1987, 1988, 1989, 1998 The Open Group + * Copyright 1987, 1988, 1989 Digital Equipment Corporation + * Copyright 1999, 2004, 2008 Keith Packard + * Copyright 2000 SuSE, Inc. + * Copyright 2000 Keith Packard, member of The XFree86 Project, Inc. + * Copyright 2004, 2005, 2007, 2008, 2009, 2010 Red Hat, Inc. + * Copyright 2004 Nicholas Miell + * Copyright 2005 Lars Knoll & Zack Rusin, Trolltech + * Copyright 2005 Trolltech AS + * Copyright 2007 Luca Barbato + * Copyright 2008 Aaron Plattner, NVIDIA Corporation + * Copyright 2008 Rodrigo Kumpera + * Copyright 2008 André Tupinambá + * Copyright 2008 Mozilla Corporation + * Copyright 2008 Frederic Plourde + * Copyright 2009, Oracle and/or its affiliates. All rights reserved. + * Copyright 2009, 2010 Nokia Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#ifndef PIXMAN_COMPAT_H +#define PIXMAN_COMPAT_H + +#define PIXMAN_TYPE_OTHER 0 +#define PIXMAN_TYPE_ARGB 2 +#define PIXMAN_TYPE_ABGR 3 +#define PIXMAN_TYPE_BGRA 8 +#define PIXMAN_TYPE_RGBA 9 + +#define PIXMAN_FORMAT(bpp,type,a,r,g,b) (((bpp) << 24) | \ + ((type) << 16) | \ + ((a) << 12) | \ + ((r) << 8) | \ + ((g) << 4) | \ + ((b))) + +#define PIXMAN_FORMAT_RESHIFT(val, ofs, num) \ + (((val >> (ofs)) & ((1 << (num)) - 1)) << ((val >> 22) & 3)) + +#define PIXMAN_FORMAT_BPP(f) PIXMAN_FORMAT_RESHIFT(f, 24, 8) +#define PIXMAN_FORMAT_TYPE(f) (((f) >> 16) & 0x3f) +#define PIXMAN_FORMAT_A(f) PIXMAN_FORMAT_RESHIFT(f, 12, 4) +#define PIXMAN_FORMAT_R(f) PIXMAN_FORMAT_RESHIFT(f, 8, 4) +#define PIXMAN_FORMAT_G(f) PIXMAN_FORMAT_RESHIFT(f, 4, 4) +#define PIXMAN_FORMAT_B(f) PIXMAN_FORMAT_RESHIFT(f, 0, 4) +#define PIXMAN_FORMAT_DEPTH(f) (PIXMAN_FORMAT_A(f) + \ + PIXMAN_FORMAT_R(f) + \ + PIXMAN_FORMAT_G(f) + \ + PIXMAN_FORMAT_B(f)) + +typedef enum { + /* 32bpp formats */ + PIXMAN_a8r8g8b8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,8,8,8,8), + PIXMAN_x8r8g8b8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,0,8,8,8), + PIXMAN_a8b8g8r8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,8,8,8,8), + PIXMAN_x8b8g8r8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,0,8,8,8), + PIXMAN_b8g8r8a8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_BGRA,8,8,8,8), + PIXMAN_b8g8r8x8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_BGRA,0,8,8,8), + PIXMAN_r8g8b8a8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_RGBA,8,8,8,8), + PIXMAN_r8g8b8x8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_RGBA,0,8,8,8), + /* 24bpp formats */ + PIXMAN_r8g8b8 = PIXMAN_FORMAT(24,PIXMAN_TYPE_ARGB,0,8,8,8), + PIXMAN_b8g8r8 = PIXMAN_FORMAT(24,PIXMAN_TYPE_ABGR,0,8,8,8), + /* 16bpp formats */ + PIXMAN_r5g6b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,0,5,6,5), + PIXMAN_a1r5g5b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,1,5,5,5), + PIXMAN_x1r5g5b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,0,5,5,5), +} pixman_format_code_t; + +typedef struct pixman_image pixman_image_t; + +typedef void (* pixman_image_destroy_func_t)(pixman_image_t *image, void *data); + +struct pixman_image { + int ref_count; + pixman_format_code_t format; + int width; + int height; + int stride; + uint8_t *data; + pixman_image_destroy_func_t destroy_func; + void *destroy_data; +}; + +typedef struct pixman_color { + uint16_t red; + uint16_t green; + uint16_t blue; + uint16_t alpha; +} pixman_color_t; + +static inline pixman_image_t *pixman_image_create_bits(pixman_format_code_t format, + int width, + int height, + uint32_t *bits, + int rowstride_bytes) +{ + pixman_image_t *i = g_new0(pixman_image_t, 1); + + i->width = width; + i->height = height; + i->stride = rowstride_bytes ?: width * DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); + i->format = format; + i->data = bits ?: g_malloc0(rowstride_bytes * height); + i->ref_count = 1; + + return i; +} + +static inline pixman_image_t *pixman_image_ref(pixman_image_t *i) +{ + i->ref_count++; + return i; +} + +static inline bool pixman_image_unref(pixman_image_t *i) +{ + i->ref_count--; + + if (i->ref_count == 0) { + if (i->destroy_func) { + i->destroy_func (i, i->destroy_data); + g_free(i->data); + g_free(i); + } + + return true; + } + + return false; +} + +static inline void pixman_image_set_destroy_function(pixman_image_t *i, + pixman_image_destroy_func_t func, + void *data) + +{ + i->destroy_func = func; + i->destroy_data = data; +} + +static inline uint8_t* pixman_image_get_data(pixman_image_t *i) +{ + return i->data; +} + +static inline int pixman_image_get_height(pixman_image_t *i) +{ + return i->height; +} + +static inline int pixman_image_get_width(pixman_image_t *i) +{ + return i->width; +} + +static inline int pixman_image_get_stride(pixman_image_t *i) +{ + return i->stride; +} + +static inline pixman_format_code_t pixman_image_get_format(pixman_image_t *i) +{ + return i->format; +} + +#endif /* PIXMAN_COMPAT_H */ diff --git a/include/ui/qemu-pixman.h b/include/ui/qemu-pixman.h index 539c089f1d..9c693df8dd 100644 --- a/include/ui/qemu-pixman.h +++ b/include/ui/qemu-pixman.h @@ -12,6 +12,8 @@ #pragma GCC diagnostic ignored "-Wredundant-decls" #include #pragma GCC diagnostic pop +#else +#include "pixman-compat.h" #endif /*