diff --git a/libavcodec/arm/h264dsp_init_arm.c b/libavcodec/arm/h264dsp_init_arm.c index 92658e7fc2..f9712d8102 100644 --- a/libavcodec/arm/h264dsp_init_arm.c +++ b/libavcodec/arm/h264dsp_init_arm.c @@ -104,8 +104,12 @@ av_cold void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, { int cpu_flags = av_get_cpu_flags(); - if (have_armv6(cpu_flags)) + if (have_armv6(cpu_flags) && !(have_vfpv3(cpu_flags) || have_neon(cpu_flags))) { + // This function uses the 'setend' instruction which is deprecated + // on ARMv8. This instruction is serializing on some ARMv7 cores as + // well. Therefore, only use the function on ARMv6. c->h264_find_start_code_candidate = ff_h264_find_start_code_candidate_armv6; + } if (have_neon(cpu_flags)) h264dsp_init_neon(c, bit_depth, chroma_format_idc); }