From 91366fe2f53794bd0f9081ce8131ed975d4811a2 Mon Sep 17 00:00:00 2001
From: Devdatt Bhatt <devdatt.bhatt@dbhatt.org>
Date: Tue, 14 Apr 2026 23:41:51 +0000
Subject: [PATCH] update

---
 encoder/input.php  | 12 ++++++------
 encoder/static.php | 13 ++++++++++++-
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/encoder/input.php b/encoder/input.php
index 0fab3e7..4e93458 100755
--- a/encoder/input.php
+++ b/encoder/input.php
@@ -21,8 +21,8 @@ $defaults = [
         'video_delay' => '',
         'audio_delay' => '',
         'brightness' => '0',
-        'contrast' => '1',
-        'saturation' => '1',
+        'contrast' => '148',
+        'saturation' => '128',
         'hue' => '0',
     ],
     'url' => 'https://cdn.urmic.org/unavailable.mp4',
@@ -223,7 +223,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                             <span>Brightness</span>
                             <span id="brightnessVal"><?= $data['hdmi']['brightness'] ?></span>
                         </div>
-                        <input type="range" name="hdmi_brightness" id="hdmi_brightness" min="-100" max="100" step="1" value="<?= $data['hdmi']['brightness'] ?>">
+                        <input type="range" name="hdmi_brightness" id="hdmi_brightness" min="-128" max="127" step="1" value="<?= $data['hdmi']['brightness'] ?>">
                     </div>
 
                     <div class="control">
@@ -231,7 +231,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                             <span>Contrast</span>
                             <span id="contrastVal"><?= $data['hdmi']['contrast'] ?></span>
                         </div>
-                        <input type="range" name="hdmi_contrast" id="hdmi_contrast" min="0" max="10" step="0.1" value="<?= $data['hdmi']['contrast'] ?>">
+                        <input type="range" name="hdmi_contrast" id="hdmi_contrast" min="0" max="255" step="1" value="<?= $data['hdmi']['contrast'] ?>">
                     </div>
 
                     <div class="control">
@@ -239,7 +239,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                             <span>Saturation</span>
                             <span id="saturationVal"><?= $data['hdmi']['saturation'] ?></span>
                         </div>
-                        <input type="range" name="hdmi_saturation" id="hdmi_saturation" min="0" max="10" step="0.1" value="<?= $data['hdmi']['saturation'] ?>">
+                        <input type="range" name="hdmi_saturation" id="hdmi_saturation" min="0" max="255" step="1" value="<?= $data['hdmi']['saturation'] ?>">
                     </div>
 
                     <div class="control">
@@ -247,7 +247,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                             <span>Hue</span>
                             <span id="hueVal"><?= $data['hdmi']['hue'] ?></span>
                         </div>
-                        <input type="range" name="hdmi_hue" id="hdmi_hue" min="-180" max="180" step="1" value="<?= $data['hdmi']['hue'] ?>">
+                        <input type="range" name="hdmi_hue" id="hdmi_hue" min="-128" max="127" step="1" value="<?= $data['hdmi']['hue'] ?>">
                     </div>
                     <div class="panel-actions">
                         <button type="button" id="colorReset">Reset</button>
diff --git a/encoder/static.php b/encoder/static.php
index e243cca..1b11485 100755
--- a/encoder/static.php
+++ b/encoder/static.php
@@ -385,6 +385,11 @@ function update_service($which_service)
     $hdmi_delay_video = $data['hdmi']['video_delay'];
     $hdmi_delay_audio = $data['hdmi']['audio_delay'];
 
+    $hdmi_brightness = $data['hdmi']['brightness'];
+    $hdmi_contrast = $data['hdmi']['contrast'];
+    $hdmi_saturation = $data['hdmi']['saturation'];
+    $hdmi_hue = $data['hdmi']['hue'];
+
     if ($srt_pass1 == "")
         $srt_pass1 = generateRandomString(16);
     if ($srt_pass2 == "")
@@ -429,7 +434,7 @@ function update_service($which_service)
                     $input .= "ffmpeg -hide_banner -init_hw_device qsv=hw -filter_hw_device hw -hwaccel qsv -hwaccel_output_format qsv -c:v mjpeg_qsv -f v4l2 -thread_queue_size 128 -use_wallclock_as_timestamps 1 -input_format mjpeg "
                         . " -video_size " . $data['hdmi']['resolution']
                         . " -framerate " . $data['hdmi']['framerate'] . " -i /dev/video0 -f alsa -thread_queue_size 128 -i " . $data['hdmi']['audio_source']
-                        . ' -vf "vpp_qsv=brightness=' . $data['hdmi']['brightness'] . ':contrast=' . $data['hdmi']['contrast'] . ':saturation=' . $data['hdmi']['saturation'] . ':hue=' . $data['hdmi']['hue'];
+                        . ' -vf "';
                     if ($data['hdmi']['resolution'] != $data['common_backend']['resolution'])
                         $input .= ',scale_qsv=' . $common_backend_resolution;
                     if ($hdmi_delay_video != "")
@@ -706,6 +711,12 @@ function update_service($which_service)
                 exec("sudo systemctl disable encoder-main");
             } else {
                 $input .= "  ";
+                $control = "v4l2-ctl -d /dev/video0 --set-ctrl=brightness=" . $hdmi_brightness;
+                $control .= "v4l2-ctl -d /dev/video0 --set-ctrl=contrast=" . $hdmi_contrast;
+                $control .= "v4l2-ctl -d /dev/video0 --set-ctrl=saturation=" . $hdmi_saturation;
+                $control .= "v4l2-ctl -d /dev/video0 --set-ctrl=hue=" . $hdmi_hue;
+                $input .= $control . $input;
+
                 $file = "/var/www/encoder-main.sh";
                 if (file_put_contents($file, $input) === false) {
                     echo "Error writing file.";