add support for ffmpeg on Ubuntu 24.04 arm64

This follows
* 5a79cf9168 adding 90-install-ffmpeg.sh
* 83adc86c53 patchelf and -DQT_DEPLOY_FFMPEG=TRUE

Task-number: QTBUG-126289
Pick-to: 6.8
Change-Id: I15300c5be750a784490d1e6cce935aeb423609ab
Reviewed-by: Jøger Hansegård <joger.hansegard@qt.io>
Reviewed-by: Artem Dyomin <artem.dyomin@qt.io>

coin/platform_configs/cmake_platforms.yaml

@@ -47,7 +47,7 @@ Configurations:
     Configure arguments: '-make examples -developer-build -c++std c++20 -linker lld -qtlibinfix TestInfix -qtnamespace TestNamespace -qpa offscreen\;xcb'
     Environment variables: [
         'COMMON_TEST_CMAKE_ARGS=-DQT_SKIP_DOCKER_COMPOSE=ON',
-        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}}'
+        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE'
     ]
 -
     Id: 'ubuntu-24.04-arm64'
@@ -58,7 +58,7 @@ Configurations:
     Environment variables: [
         'CMAKE_ARGS=-DOpenGL_GL_PREFERENCE=LEGACY',
         'COMMON_TEST_CMAKE_ARGS=-DQT_SKIP_DOCKER_COMPOSE=ON',
-        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DINPUT_headersclean=ON'
+        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE -DINPUT_headersclean=ON'
     ]
 # Test on Ubuntu 24.04 ARM64 offscreen
 -

coin/provisioning/qtci-linux-Ubuntu-24.04-aarch64/02-apt.sh

@@ -233,6 +233,8 @@ installPackages+=(jq)
 installPackages+=(cmake)
 # extra linkers
 installPackages+=(lld)
+# Fix dependencies in shared ffmpeg libs
+installPackages+=(patchelf)
 
 echo "Running update for apt"
 waitLoop

coin/provisioning/qtci-linux-Ubuntu-24.04-aarch64/90-install-ffmpeg.sh

@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+source "${BASH_SOURCE%/*}/../common/unix/install-ffmpeg.sh" "linux"