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>

3 files changed, 283 insertions, 0 deletions

diff --git a/conf/machine/include/imx-base.inc b/conf/machine/include/imx-base.inc
index 89aa822e..d9c16811 100644
--- a/conf/machine/include/imx-base.inc
+++ b/conf/machine/include/imx-base.inc
@@ -397,6 +397,7 @@ PREFERRED_VERSION_gstreamer1.0-plugins-bad:mx8-nxp-bsp  ?= "1.18.5.imx"
 PREFERRED_VERSION_gstreamer1.0-plugins-ugly:mx8-nxp-bsp ?= "1.18.5"
 PREFERRED_VERSION_gstreamer1.0-libav:mx8-nxp-bsp        ?= "1.18.5"
 PREFERRED_VERSION_gstreamer1.0-rtsp-server:mx8-nxp-bsp  ?= "1.18.5"
+PREFERRED_VERSION_ffmpeg:mx8-nxp-bsp                    ?= "4.4.1"
 
 # Determines if the SoC has support for Vivante kernel driver
 SOC_HAS_VIVANTE_KERNEL_DRIVER_SUPPORT        = "0"
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
+ 
diff --git a/recipes-multimedia/ffmpeg/ffmpeg_4.4.1.bb b/recipes-multimedia/ffmpeg/ffmpeg_4.4.1.bb
new file mode 100644
index 00000000..5b1dedcd
--- /dev/null
+++ b/recipes-multimedia/ffmpeg/ffmpeg_4.4.1.bb
@@ -0,0 +1,185 @@
+SUMMARY = "A complete, cross-platform solution to record, convert and stream audio and video."
+DESCRIPTION = "FFmpeg is the leading multimedia framework, able to decode, encode, transcode, \
+               mux, demux, stream, filter and play pretty much anything that humans and machines \
+               have created. It supports the most obscure ancient formats up to the cutting edge."
+HOMEPAGE = "https://www.ffmpeg.org/"
+SECTION = "libs"
+
+LICENSE = "GPL-2.0-or-later & LGPL-2.1-or-later & ISC & MIT & BSD-2-Clause & BSD-3-Clause & IJG"
+LICENSE:${PN} = "GPL-2.0-or-later"
+LICENSE:libavcodec = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libavdevice = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libavfilter = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libavformat = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libavresample = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libavutil = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libpostproc = "GPL-2.0-or-later"
+LICENSE:libswresample = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE:libswscale = "${@bb.utils.contains('PACKAGECONFIG', 'gpl', 'GPL-2.0-or-later', 'LGPL-2.1-or-later', d)}"
+LICENSE_FLAGS = "commercial"
+
+LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \
+                    file://COPYING.GPLv3;md5=d32239bcb673463ab874e80d47fae504 \
+                    file://COPYING.LGPLv2.1;md5=bd7a443320af8c812e4c18d1b79df004 \
+                    file://COPYING.LGPLv3;md5=e6a600fd5e1d9cbde2d983680233ad02"
+
+SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \
+           file://0001-libavutil-include-assembly-with-full-path-from-sourc.patch \
+           "
+SRC_URI[sha256sum] = "eadbad9e9ab30b25f5520fbfde99fae4a92a1ae3c0257a8d68569a4651e30e02"
+
+# Build fails when thumb is enabled: https://bugzilla.yoctoproject.org/show_bug.cgi?id=7717
+ARM_INSTRUCTION_SET:armv4 = "arm"
+ARM_INSTRUCTION_SET:armv5 = "arm"
+ARM_INSTRUCTION_SET:armv6 = "arm"
+
+# Should be API compatible with libav (which was a fork of ffmpeg)
+# libpostproc was previously packaged from a separate recipe
+PROVIDES = "libav libpostproc"
+
+DEPENDS = "nasm-native"
+
+inherit autotools pkgconfig
+
+PACKAGECONFIG ??= "avdevice avfilter avcodec avformat swresample swscale postproc avresample \
+                   alsa bzlib lzma pic pthreads shared theora zlib \
+                   ${@bb.utils.contains('AVAILTUNES', 'mips32r2', 'mips32r2', '', d)} \
+                   ${@bb.utils.contains('DISTRO_FEATURES', 'x11', 'xv xcb', '', d)}"
+
+# libraries to build in addition to avutil
+PACKAGECONFIG[avdevice] = "--enable-avdevice,--disable-avdevice"
+PACKAGECONFIG[avfilter] = "--enable-avfilter,--disable-avfilter"
+PACKAGECONFIG[avcodec] = "--enable-avcodec,--disable-avcodec"
+PACKAGECONFIG[avformat] = "--enable-avformat,--disable-avformat"
+PACKAGECONFIG[swresample] = "--enable-swresample,--disable-swresample"
+PACKAGECONFIG[swscale] = "--enable-swscale,--disable-swscale"
+PACKAGECONFIG[postproc] = "--enable-postproc,--disable-postproc"
+PACKAGECONFIG[avresample] = "--enable-avresample,--disable-avresample"
+
+# features to support
+PACKAGECONFIG[alsa] = "--enable-alsa,--disable-alsa,alsa-lib"
+PACKAGECONFIG[altivec] = "--enable-altivec,--disable-altivec,"
+PACKAGECONFIG[bzlib] = "--enable-bzlib,--disable-bzlib,bzip2"
+PACKAGECONFIG[fdk-aac] = "--enable-libfdk-aac --enable-nonfree,--disable-libfdk-aac,fdk-aac"
+PACKAGECONFIG[gpl] = "--enable-gpl,--disable-gpl"
+PACKAGECONFIG[gsm] = "--enable-libgsm,--disable-libgsm,libgsm"
+PACKAGECONFIG[jack] = "--enable-indev=jack,--disable-indev=jack,jack"
+PACKAGECONFIG[libopus] = "--enable-libopus,--disable-libopus,libopus"
+PACKAGECONFIG[libvorbis] = "--enable-libvorbis,--disable-libvorbis,libvorbis"
+PACKAGECONFIG[lzma] = "--enable-lzma,--disable-lzma,xz"
+PACKAGECONFIG[mfx] = "--enable-libmfx,--disable-libmfx,intel-mediasdk"
+PACKAGECONFIG[mp3lame] = "--enable-libmp3lame,--disable-libmp3lame,lame"
+PACKAGECONFIG[openssl] = "--enable-openssl,--disable-openssl,openssl"
+PACKAGECONFIG[sdl2] = "--enable-sdl2,--disable-sdl2,virtual/libsdl2"
+PACKAGECONFIG[speex] = "--enable-libspeex,--disable-libspeex,speex"
+PACKAGECONFIG[srt] = "--enable-libsrt,--disable-libsrt,srt"
+PACKAGECONFIG[theora] = "--enable-libtheora,--disable-libtheora,libtheora libogg"
+PACKAGECONFIG[vaapi] = "--enable-vaapi,--disable-vaapi,libva"
+PACKAGECONFIG[vdpau] = "--enable-vdpau,--disable-vdpau,libvdpau"
+PACKAGECONFIG[vpx] = "--enable-libvpx,--disable-libvpx,libvpx"
+PACKAGECONFIG[x264] = "--enable-libx264,--disable-libx264,x264"
+PACKAGECONFIG[x265] = "--enable-libx265,--disable-libx265,x265"
+PACKAGECONFIG[xcb] = "--enable-libxcb,--disable-libxcb,libxcb"
+PACKAGECONFIG[xv] = "--enable-outdev=xv,--disable-outdev=xv,libxv"
+PACKAGECONFIG[zlib] = "--enable-zlib,--disable-zlib,zlib"
+
+# other configuration options
+PACKAGECONFIG[mips32r2] = ",--disable-mipsdsp --disable-mipsdspr2"
+PACKAGECONFIG[pic] = "--enable-pic"
+PACKAGECONFIG[pthreads] = "--enable-pthreads,--disable-pthreads"
+PACKAGECONFIG[shared] = "--enable-shared"
+PACKAGECONFIG[strip] = ",--disable-stripping"
+
+# Check codecs that require --enable-nonfree
+USE_NONFREE = "${@bb.utils.contains_any('PACKAGECONFIG', [ 'openssl' ], 'yes', '', d)}"
+
+def cpu(d):
+    for arg in (d.getVar('TUNE_CCARGS') or '').split():
+        if arg.startswith('-mcpu='):
+            return arg[6:]
+    return 'generic'
+
+EXTRA_OECONF = " \
+    ${@bb.utils.contains('USE_NONFREE', 'yes', '--enable-nonfree', '', d)} \
+    \
+    --cross-prefix=${TARGET_PREFIX} \
+    \
+    --ld='${CCLD}' \
+    --cc='${CC}' \
+    --cxx='${CXX}' \
+    --arch=${TARGET_ARCH} \
+    --target-os='linux' \
+    --enable-cross-compile \
+    --extra-cflags='${CFLAGS} ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}' \
+    --extra-ldflags='${LDFLAGS}' \
+    --sysroot='${STAGING_DIR_TARGET}' \
+    ${EXTRA_FFCONF} \
+    --libdir=${libdir} \
+    --shlibdir=${libdir} \
+    --datadir=${datadir}/ffmpeg \
+    --cpu=${@cpu(d)} \
+    --pkg-config=pkg-config \
+"
+
+EXTRA_OECONF:append:linux-gnux32 = " --disable-asm"
+
+EXTRA_OECONF += "${@bb.utils.contains('TUNE_FEATURES', 'mipsisa64r6', '--disable-mips64r2 --disable-mips32r2', '', d)}"
+EXTRA_OECONF += "${@bb.utils.contains('TUNE_FEATURES', 'mipsisa64r2', '--disable-mips64r6 --disable-mips32r6', '', d)}"
+EXTRA_OECONF += "${@bb.utils.contains('TUNE_FEATURES', 'mips32r2', '--disable-mips64r6 --disable-mips32r6', '', d)}"
+EXTRA_OECONF += "${@bb.utils.contains('TUNE_FEATURES', 'mips32r6', '--disable-mips64r2 --disable-mips32r2', '', d)}"
+EXTRA_OECONF:append:mips = " --extra-libs=-latomic --disable-mips32r5 --disable-mipsdsp --disable-mipsdspr2 \
+                             --disable-loongson2 --disable-loongson3 --disable-mmi --disable-msa --disable-msa2"
+EXTRA_OECONF:append:riscv32 = " --extra-libs=-latomic"
+EXTRA_OECONF:append:armv5 = " --extra-libs=-latomic"
+EXTRA_OECONF:append:powerpc = " --extra-libs=-latomic"
+
+# gold crashes on x86, another solution is to --disable-asm but thats more hacky
+# ld.gold: internal error in relocate_section, at ../../gold/i386.cc:3684
+
+LDFLAGS:append:x86 = "${@bb.utils.contains('DISTRO_FEATURES', 'ld-is-gold', ' -fuse-ld=bfd ', '', d)}"
+
+EXTRA_OEMAKE = "V=1"
+
+do_configure() {
+    ${S}/configure ${EXTRA_OECONF}
+}
+
+# patch out build host paths for reproducibility
+do_compile:prepend:class-target() {
+        sed -i -e "s,${WORKDIR},,g" ${B}/config.h
+}
+
+PACKAGES =+ "libavcodec \
+             libavdevice \
+             libavfilter \
+             libavformat \
+             libavresample \
+             libavutil \
+             libpostproc \
+             libswresample \
+             libswscale"
+
+FILES:libavcodec = "${libdir}/libavcodec${SOLIBS}"
+FILES:libavdevice = "${libdir}/libavdevice${SOLIBS}"
+FILES:libavfilter = "${libdir}/libavfilter${SOLIBS}"
+FILES:libavformat = "${libdir}/libavformat${SOLIBS}"
+FILES:libavresample = "${libdir}/libavresample${SOLIBS}"
+FILES:libavutil = "${libdir}/libavutil${SOLIBS}"
+FILES:libpostproc = "${libdir}/libpostproc${SOLIBS}"
+FILES:libswresample = "${libdir}/libswresample${SOLIBS}"
+FILES:libswscale = "${libdir}/libswscale${SOLIBS}"
+
+# ffmpeg disables PIC on some platforms (e.g. x86-32)
+INSANE_SKIP:${MLPREFIX}libavcodec = "textrel"
+INSANE_SKIP:${MLPREFIX}libavdevice = "textrel"
+INSANE_SKIP:${MLPREFIX}libavfilter = "textrel"
+INSANE_SKIP:${MLPREFIX}libavformat = "textrel"
+INSANE_SKIP:${MLPREFIX}libavutil = "textrel"
+INSANE_SKIP:${MLPREFIX}libavresample = "textrel"
+INSANE_SKIP:${MLPREFIX}libswscale = "textrel"
+INSANE_SKIP:${MLPREFIX}libswresample = "textrel"
+INSANE_SKIP:${MLPREFIX}libpostproc = "textrel"
+
+# Downgrade for NXP BSP
+DEFAULT_PREFERENCE = "-1"
+COMPATIBLE_MACHINE = "(imx-nxp-bsp)"