Use external sources for decklink sdk. Update dependencies.

ffmpeg currently have no support for decklink sdk 14.3 and later.
It currently fails to build with it, building only with version
14.2 and bellow.

Using external sources to a lower version. This will avoid making
a dedicated package for decklink 14.2 during the time that ffmpeg
remains without support for 14.3 and later.

PKGBUILD

@@ -3,9 +3,10 @@
 
 pkgname=ffmpeg-full
 pkgver=7.1.1
-pkgrel=4
+pkgrel=5
 _svt_hevc_ver='ed80959ebb5586aa7763c91a397d44be1798587c'
 _svt_vp9_ver='3b9a3fa43da4cc5fe60c7d22afe2be15341392ea'
+_obs_studio_ver='31.1.2'
 pkgdesc='Complete solution to record, convert and stream audio and video (all possible features including libfdk-aac)'
 arch=('x86_64')
 url='https://www.ffmpeg.org/'
@@ -14,7 +15,7 @@ depends=(
     'alsa-lib'
     'aom'
     'aribb24'
-    'avisynthplus'
+    'avisynthplus' # loaded on-demand by dlopen()
     'bzip2'
     'cairo'
     'celt'
@@ -24,17 +25,16 @@ depends=(
     'flite1'
     'fontconfig'
     'freetype2'
-    'frei0r-plugins'
+    'frei0r-plugins' # loaded on-demand by dlopen()
     'fribidi'
     'glib2'
     'glslang'
-    'gmp'
     'gnutls'
     'gsm'
     'harfbuzz'
     'jack'
     'kvazaar'
-    'ladspa'
+    'ladspa' # loaded on-demand by dlopen()
     'lame'
     'lcevcdec'
     'lcms2'
@@ -51,7 +51,6 @@ depends=(
     'libdvdread'
     'libfdk-aac'
     'libgcrypt'
-    'libgl'
     'libgme'
     'libiec61883'
     'libilbc'
@@ -59,7 +58,6 @@ depends=(
     'liblc3'
     'libmodplug'
     'libmysofa'
-    'libomxil-bellagio'
     'libopenmpt'
     'libplacebo'
     'libpulse'
@@ -82,7 +80,7 @@ depends=(
     'libxv'
     'libwebp'
     'lilv'
-    'lv2'
+    
     'ocl-icd'
     'openal'
     'opencore-amr'
@@ -109,10 +107,10 @@ depends=(
     'tesseract'
     'twolame'
     'v4l-utils'
-    'vapoursynth'
+    'vapoursynth' # loaded on-demand by dlopen()
     'vid.stab'
     'vmaf'
-    'vulkan-icd-loader'
+    'vulkan-icd-loader' # loaded on-demand by dlopen()
     'x264'
     'x265'
     'xvidcore'
@@ -136,24 +134,29 @@ depends=(
     'xevd'
     'xeve'
 )
-optdepends=('nvidia-utils: for NVIDIA NVDEC/NVENC support'
-            'vpl-runtime: for Intel Quick Sync Video'
+optdepends=(
+    'nvidia-utils: for NVIDIA NVDEC/NVENC support'
+    'vpl-runtime: for Intel Quick Sync Video'
 )
-makedepends=('patchutils'
-             'clang'
-             'nasm'
-             'amf-headers'
-             'ffnvcodec-headers'
-             'opencl-headers'
-             'vulkan-headers'
-             # aur:
-             'decklink-sdk'
+makedepends=(
+    'amf-headers'
+    'clang'
+    'ffnvcodec-headers'
+    'gmp'
+    'libgl'
+    'libomxil-bellagio'
+    'lv2'
+    'nasm'
+    'patchutils'
+    'opencl-headers'
+    'vulkan-headers'
 )
 provides=('libavcodec.so' 'libavdevice.so' 'libavfilter.so' 'libavformat.so'
           'libavutil.so' 'libpostproc.so' 'libswscale.so' 'libswresample.so'
           'ffmpeg')
 conflicts=('ffmpeg')
 source=("https://ffmpeg.org/releases/ffmpeg-${pkgver}.tar.xz"{,.asc}
+        "https://github.com/obsproject/obs-studio/archive/${_obs_studio_ver}/obs-studio-${_obs_studio_ver}.tar.gz"
         "010-ffmpeg-add-svt-hevc-g${_svt_hevc_ver:0:7}.patch"::"https://raw.githubusercontent.com/OpenVisualCloud/SVT-HEVC/${_svt_hevc_ver}/ffmpeg_plugin/master-0001-lavc-svt_hevc-add-libsvt-hevc-encoder-wrapper.patch"
         "020-ffmpeg-add-svt-hevc-docs-g${_svt_hevc_ver:0:7}.patch"::"https://raw.githubusercontent.com/OpenVisualCloud/SVT-HEVC/${_svt_hevc_ver}/ffmpeg_plugin/0002-doc-Add-libsvt_hevc-encoder-docs.patch"
         "030-ffmpeg-add-svt-vp9-g${_svt_vp9_ver:0:7}.patch"::"https://raw.githubusercontent.com/OpenVisualCloud/SVT-VP9/${_svt_vp9_ver}/ffmpeg_plugin/master-0001-Add-ability-for-ffmpeg-to-run-svt-vp9.patch"
@@ -166,6 +169,7 @@ source=("https://ffmpeg.org/releases/ffmpeg-${pkgver}.tar.xz"{,.asc}
         'LICENSE')
 sha256sums=('733984395e0dbbe5c046abda2dc49a5544e7e0e1e2366bba849222ae9e3a03b1'
             'SKIP'
+            '11d7b5fbb234e926b04b921203c152517a928032e757689d964c5f9a0a9a4157'
             '9047e18d34716812d4ea7eafc1d0fd8b376d922a4b6b4dc20237662fcaf0c996'
             'a164ebdc4d281352bf7ad1b179aae4aeb33f1191c444bed96cb8ab333c046f81'
             '59da61f2b2c556fbe0cdbf84bcc00977ee3d2447085decb21f6298226559f2aa'
@@ -196,6 +200,7 @@ build() {
     printf '%s\n' '  -> Running ffmpeg configure script...'
     
     export CFLAGS+=' -isystem/opt/cuda/include'
+    export CFLAGS+=" -isystem${srcdir}/obs-studio-${_obs_studio_ver}/plugins/decklink/linux/decklink-sdk"
     export LDFLAGS+=' -L/opt/cuda/lib64'
     
     # fix build of libavfilter/asrc_flite.c with gcc 14