ffmpeg_cpu_flags.cc

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/* SPDX-FileCopyrightText: 2024 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "testing/testing.h"
 
extern "C" {
#include <libavutil/cpu.h>
}
 
namespace ffmpeg::tests {
 
TEST(ffmpeg, correct_av_cpu_flags)
{
  int flags = av_get_cpu_flags();
#if defined(_M_X64) || defined(__x86_64__)
  /* x64 expected to have at least up to SSE4.2. */
  EXPECT_TRUE((flags & AV_CPU_FLAG_SSE2) != 0);
  EXPECT_TRUE((flags & AV_CPU_FLAG_SSE4) != 0);
  EXPECT_TRUE((flags & AV_CPU_FLAG_SSE42) != 0);
#elif defined(__aarch64__) || defined(_M_ARM64)
  /* arm64 expected to have at least NEON. */
  EXPECT_TRUE((flags & AV_CPU_FLAG_ARMV8) != 0);
  EXPECT_TRUE((flags & AV_CPU_FLAG_NEON) != 0);
#endif
}
 
}  // namespace ffmpeg::tests