docs(readme): update readme for 6.3.1

Signed-off-by: k4yt3x <i@k4yt3x.com>

CHANGELOG.md

@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [6.3.1] - 2024-12-21
+
+### Fixed
+
+- The issue of decreasing PTS precision with increasing video duration (#1269).
+- (Video2X Qt6) Errors restoring Real-CUGAN configs in the Edit Task dialog.
+- (Video2X Qt6) The incorrect comparison of version numbers.
+
 ## [6.3.0] - 2024-12-20
 
 ### Added

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.10)
-project(video2x VERSION 6.3.0 LANGUAGES CXX)
+project(video2x VERSION 6.3.1 LANGUAGES CXX)
 
 # The FindBoost module is removed in CMake 3.30
 if(POLICY CMP0167)

README.md

@@ -39,7 +39,7 @@ Version 6.0.0 is a complete rewrite of this project in C/C++. It:
 
 ## [🪟 Install on Windows](https://docs.video2x.org/installing/windows-qt6.html)
 
-**[Download the Latest Windows Installer Executable (6.3.0)](https://github.com/k4yt3x/video2x/releases/download/6.3.0/video2x-qt6-windows-amd64-installer.exe)**
+**[Download the Latest Windows Installer Executable (6.3.1)](https://github.com/k4yt3x/video2x/releases/download/6.3.1/video2x-qt6-windows-amd64-installer.exe)**
 
 You can download the latest Windows release on the [releases page](https://github.com/k4yt3x/video2x/releases/latest). For basic GUI usage, refer to the [documentation](https://docs.video2x.org/running/desktop.html). If you're unable to download directly from GitHub, try the [mirror site](https://files.k4yt3x.com/Projects/Video2X). The GUI currently supports the following languages:
 
@@ -47,6 +47,7 @@ You can download the latest Windows release on the [releases page](https://githu
 - 简体中文（中国）
 - 日本語（日本）
 - Português (Portugal)
+- Français (France)
 
 ## [🐧 Install on Linux](https://docs.video2x.org/installing/linux.html)
 
@@ -88,6 +89,8 @@ _Upscale demo: Spirited Away's movie trailer_
 The following clip can be used to test if your setup works properly. This is also the standard clip used for running performance benchmarks.
 
 - [Standard Test Clip (240P)](https://files.k4yt3x.com/Resources/Videos/standard-test.mp4) 4.54 MiB
+- [Real-CUGAN Upscaled Sample (1704P)](https://files.k4yt3x.com/Resources/Videos/standard-realcugan.mp4) 3.5 MiB
+- [Real-ESRGAN Upscaled Sample (1704P)](https://files.k4yt3x.com/Resources/Videos/standard-realesrgan.mp4) 3.1 MiB
 - [waifu2x Upscaled Sample (1080P)](https://files.k4yt3x.com/Resources/Videos/standard-waifu2x.mp4) 4.54 MiB
 - [Ground Truth (1080P)](https://files.k4yt3x.com/Resources/Videos/standard-original.mp4) 22.2 MiB
 

src/encoder.cpp

@@ -262,8 +262,7 @@ int Encoder::write_frame(AVFrame *frame, int64_t frame_idx) {
     frame->pict_type = AV_PICTURE_TYPE_NONE;
 
     // Calculate this frame's presentation timestamp (PTS)
-    frame->pts = frame_idx * (enc_ctx_->time_base.den * enc_ctx_->framerate.den /
+    frame->pts = av_rescale_q(frame_idx, av_inv_q(enc_ctx_->framerate), enc_ctx_->time_base);
-                              (enc_ctx_->time_base.num * enc_ctx_->framerate.num));
 
     // Convert the frame to the encoder's pixel format if needed
     if (frame->format != enc_ctx_->pix_fmt) {