ffmpeg: fix reproducibility

(From OE-Core rev: 359f8e8bf9979aafedeafc3d012c6005ffcf3174)

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: Steve Sakoman <steve@sakoman.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_4.2.2.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_4.2.2.bb
index fddfef9e27..0e359848fa 100644
--- a/meta/recipes-multimedia/ffmpeg/ffmpeg_4.2.2.bb
+++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_4.2.2.bb
@@ -26,6 +26,7 @@ LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \
 SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \
            file://mips64_cpu_detection.patch \
            file://CVE-2020-12284.patch \
+           file://0001-libavutil-include-assembly-with-full-path-from-sourc.patch \
            "
 SRC_URI[md5sum] = "348956fc2faa57a2f79bbb84ded9fbc3"
 SRC_URI[sha256sum] = "cb754255ab0ee2ea5f66f8850e1bd6ad5cac1cd855d0a2f4990fb8c668b0d29c"
@@ -129,6 +130,11 @@ 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 \