ffmpeg: fix reproducibility

(From OE-Core rev: d10ea68968bd76c9f436291c68ebf39db62ce3a8)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit a4f7c6f831a551e3df503091fdca5c9f4add879d)
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_4.3.1.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_4.3.1.bb
index 517dac7f05..37647e8ec5 100644
--- a/meta/recipes-multimedia/ffmpeg/ffmpeg_4.3.1.bb
+++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_4.3.1.bb
@@ -25,6 +25,7 @@ LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \
 
 SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \
            file://mips64_cpu_detection.patch \
+           file://0001-libavutil-include-assembly-with-full-path-from-sourc.patch \
            "
 SRC_URI[sha256sum] = "ad009240d46e307b4e03a213a0f49c11b650e445b1f8be0dda2a9212b34d2ffb"
 
@@ -128,6 +129,11 @@ 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 \