[FFmpeg-cvslog] avcodec/videotoolboxenc: #define TARGET_CPU_ARM64 to 0 if not provided by the SDK

[Zane van Iperen]

ffmpeg | branch: release/4.4 | Zane van Iperen <zane at zanevaniperen.com> | Sat May 15 19:33:52 2021 +1000| [49e3dd7709da920ac224aa2f9d48da3ea8897982] | committer: Zane van Iperen

avcodec/videotoolboxenc: #define TARGET_CPU_ARM64 to 0 if not provided by the SDK

Fixes build failure on older SDKs without it.

Fixes #9242

(cherry picked from commit f9eb440e788c08c489bb1a6d24dbbe34f4597f1c)
Signed-off-by: Zane van Iperen <zane at zanevaniperen.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=49e3dd7709da920ac224aa2f9d48da3ea8897982
---

 libavcodec/videotoolboxenc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
index 9b7ee6720c..8a02d3d1a0 100644
--- a/libavcodec/videotoolboxenc.c
+++ b/libavcodec/videotoolboxenc.c
@@ -49,6 +49,10 @@ enum { kCVPixelFormatType_420YpCbCr10BiPlanarFullRange = 'xf20' };
 enum { kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange = 'x420' };
 #endif
 
+#ifndef TARGET_CPU_ARM64
+#   define TARGET_CPU_ARM64 0
+#endif
+
 typedef OSStatus (*getParameterSetAtIndex)(CMFormatDescriptionRef videoDesc,
                                            size_t parameterSetIndex,
                                            const uint8_t **parameterSetPointerOut,