ffmpeg: Downgrade ffmpeg 5.0.0 -> 4.4.1 for NXP BSP

The i.MX 1.18.5 version of gstreamer1.0-libav is not compatible with
upstream ffmpeg 5.5.0 and results in the follow build errors:

```
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: ext/libav/libgstlibav.so.p/gstavaudenc.c.o: in function `gst_ffmpegaudenc_set_format':
/usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavaudenc.c:246: undefined reference to `avcodec_get_context_defaults3'
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: /usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavaudenc.c:292: undefined reference to `avcodec_get_context_defaults3'
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: /usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavaudenc.c:336: undefined reference to `avcodec_get_context_defaults3'
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: /usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavaudenc.c:317: undefined reference to `avcodec_get_context_defaults3'
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: ext/libav/libgstlibav.so.p/gstavaudenc.c.o: in function `gst_ffmpegaudenc_start':
/usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavaudenc.c:197: undefined reference to `avcodec_get_context_defaults3'
/opt/work/upstream/fsl-xwayland/tmp/work/cortexa35-mx8-fsl-linux/gstreamer1.0-libav/1.18.5-r0/recipe-sysroot-native/usr/bin/aarch64-fsl-linux/../../libexec/aarch64-fsl-linux/gcc/aarch64-fsl-linux/11.2.0/ld: ext/libav/libgstlibav.so.p/gstavvidenc.c.o:/usr/src/debug/gstreamer1.0-libav/1.18.5-r0/build/../gst-libav-1.18.5/ext/libav/gstavvidenc.c:252: more undefined references to `avcodec_get_context_defaults3' follow
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.
```

Signed-off-by: Tom Hochstein <tom.hochstein@nxp.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/recipes-multimedia/ffmpeg/ffmpeg/0001-libavutil-include-assembly-with-full-path-from-sourc.patch b/recipes-multimedia/ffmpeg/ffmpeg/0001-libavutil-include-assembly-with-full-path-from-sourc.patch
new file mode 100644
index 00000000..2b4ca0e9
--- /dev/null
+++ b/recipes-multimedia/ffmpeg/ffmpeg/0001-libavutil-include-assembly-with-full-path-from-sourc.patch
@@ -0,0 +1,97 @@
+From 24a58d70cbb3997e471366bd5afe54be9007bfb1 Mon Sep 17 00:00:00 2001
+From: Alexander Kanavin <alex.kanavin@gmail.com>
+Date: Tue, 10 Nov 2020 15:32:14 +0000
+Subject: [PATCH] libavutil: include assembly with full path from source root
+
+Otherwise nasm writes the full host-specific paths into .o
+output, which breaks binary reproducibility.
+
+Upstream-Status: Submitted [by email to jamrial@gmail.com,ffmpeg-devel@ffmpeg.org]
+Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+---
+ libavutil/x86/cpuid.asm      | 2 +-
+ libavutil/x86/emms.asm       | 2 +-
+ libavutil/x86/fixed_dsp.asm  | 2 +-
+ libavutil/x86/float_dsp.asm  | 2 +-
+ libavutil/x86/lls.asm        | 2 +-
+ libavutil/x86/pixelutils.asm | 2 +-
+ 6 files changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/libavutil/x86/cpuid.asm b/libavutil/x86/cpuid.asm
+index c3f7866..766f77f 100644
+--- a/libavutil/x86/cpuid.asm
++++ b/libavutil/x86/cpuid.asm
+@@ -21,7 +21,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION .text
+ 
+diff --git a/libavutil/x86/emms.asm b/libavutil/x86/emms.asm
+index 8611762..df84f22 100644
+--- a/libavutil/x86/emms.asm
++++ b/libavutil/x86/emms.asm
+@@ -18,7 +18,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION .text
+ 
+diff --git a/libavutil/x86/fixed_dsp.asm b/libavutil/x86/fixed_dsp.asm
+index 979dd5c..2f41185 100644
+--- a/libavutil/x86/fixed_dsp.asm
++++ b/libavutil/x86/fixed_dsp.asm
+@@ -20,7 +20,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION .text
+ 
+diff --git a/libavutil/x86/float_dsp.asm b/libavutil/x86/float_dsp.asm
+index 517fd63..b773e61 100644
+--- a/libavutil/x86/float_dsp.asm
++++ b/libavutil/x86/float_dsp.asm
+@@ -20,7 +20,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION_RODATA 32
+ pd_reverse: dd 7, 6, 5, 4, 3, 2, 1, 0
+diff --git a/libavutil/x86/lls.asm b/libavutil/x86/lls.asm
+index 317fba6..d2526d1 100644
+--- a/libavutil/x86/lls.asm
++++ b/libavutil/x86/lls.asm
+@@ -20,7 +20,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION .text
+ 
+diff --git a/libavutil/x86/pixelutils.asm b/libavutil/x86/pixelutils.asm
+index 36c57c5..8b45ead 100644
+--- a/libavutil/x86/pixelutils.asm
++++ b/libavutil/x86/pixelutils.asm
+@@ -21,7 +21,7 @@
+ ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ ;******************************************************************************
+ 
+-%include "x86util.asm"
++%include "libavutil/x86/x86util.asm"
+ 
+ SECTION .text
+