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v2.0, better quality, less perspective deformation #1

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roz merged 27 commits from v2.0 into main 2025-10-09 04:46:20 +02:00
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11 changed files with 1009 additions and 511 deletions
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From 42e283d8b7c5d950ff81cff788398665410bcd6b Mon Sep 17 00:00:00 2001
Message-Id: <42e283d8b7c5d950ff81cff788398665410bcd6b.1759271917.git.roz@rozk.net>
From: Roz K <roz@rozk.net>
Date: Wed, 1 Oct 2025 00:38:19 +0200
Subject: [PATCH] OpenGL: use nearest interpolation filter for Y texture
---
avidemux/qt4/ADM_openGL/src/ADM_openGl.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/avidemux/qt4/ADM_openGL/src/ADM_openGl.cpp b/avidemux/qt4/ADM_openGL/src/ADM_openGl.cpp
index ea389a1e6..b97a2034f 100644
--- a/avidemux/qt4/ADM_openGL/src/ADM_openGl.cpp
+++ b/avidemux/qt4/ADM_openGL/src/ADM_openGl.cpp
@@ -236,8 +236,8 @@ void ADM_coreQtGl::uploadAllPlanes(ADMImage *image)
glBindTexture(GL_TEXTURE_RECTANGLE_NV, texName[xplane]); // Use tex engine "texNum"
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
- glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MAG_FILTER, plane == PLANAR_Y ? GL_NEAREST : GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_NV, GL_TEXTURE_MIN_FILTER, plane == PLANAR_Y ? GL_NEAREST : GL_LINEAR);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
int pitch = (nbComponents == 1)? image->GetPitch(plane) : ALIGNX(image->GetWidth(plane),16); // ???
--
2.39.5