Libav
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#include "version.h"
Go to the source code of this file.
Macros | |
#define | AV_CPU_FLAG_FORCE 0x80000000 /* force usage of selected flags (OR) */ |
#define | AV_CPU_FLAG_MMX 0x0001 |
standard MMX More... | |
#define | AV_CPU_FLAG_MMXEXT 0x0002 |
SSE integer functions or AMD MMX ext. More... | |
#define | AV_CPU_FLAG_MMX2 0x0002 |
SSE integer functions or AMD MMX ext. More... | |
#define | AV_CPU_FLAG_3DNOW 0x0004 |
AMD 3DNOW. More... | |
#define | AV_CPU_FLAG_SSE 0x0008 |
SSE functions. More... | |
#define | AV_CPU_FLAG_SSE2 0x0010 |
PIV SSE2 functions. More... | |
#define | AV_CPU_FLAG_SSE2SLOW 0x40000000 |
SSE2 supported, but usually not faster. More... | |
#define | AV_CPU_FLAG_3DNOWEXT 0x0020 |
AMD 3DNowExt. More... | |
#define | AV_CPU_FLAG_SSE3 0x0040 |
Prescott SSE3 functions. More... | |
#define | AV_CPU_FLAG_SSE3SLOW 0x20000000 |
SSE3 supported, but usually not faster. More... | |
#define | AV_CPU_FLAG_SSSE3 0x0080 |
Conroe SSSE3 functions. More... | |
#define | AV_CPU_FLAG_ATOM 0x10000000 |
Atom processor, some SSSE3 instructions are slower. More... | |
#define | AV_CPU_FLAG_SSE4 0x0100 |
Penryn SSE4.1 functions. More... | |
#define | AV_CPU_FLAG_SSE42 0x0200 |
Nehalem SSE4.2 functions. More... | |
#define | AV_CPU_FLAG_AVX 0x4000 |
AVX functions: requires OS support even if YMM registers aren't used. More... | |
#define | AV_CPU_FLAG_XOP 0x0400 |
Bulldozer XOP functions. More... | |
#define | AV_CPU_FLAG_FMA4 0x0800 |
Bulldozer FMA4 functions. More... | |
#define | AV_CPU_FLAG_CMOV 0x1000 |
i686 cmov More... | |
#define | AV_CPU_FLAG_AVX2 0x8000 |
AVX2 functions: requires OS support even if YMM registers aren't used. More... | |
#define | AV_CPU_FLAG_ALTIVEC 0x0001 |
standard More... | |
#define | AV_CPU_FLAG_ARMV5TE (1 << 0) |
#define | AV_CPU_FLAG_ARMV6 (1 << 1) |
#define | AV_CPU_FLAG_ARMV6T2 (1 << 2) |
#define | AV_CPU_FLAG_VFP (1 << 3) |
#define | AV_CPU_FLAG_VFPV3 (1 << 4) |
#define | AV_CPU_FLAG_NEON (1 << 5) |
Functions | |
int | av_get_cpu_flags (void) |
Return the flags which specify extensions supported by the CPU. More... | |
void | av_set_cpu_flags_mask (int mask) |
Set a mask on flags returned by av_get_cpu_flags(). More... | |
int | av_parse_cpu_flags (const char *s) |
Parse CPU flags from a string. More... | |
int | av_cpu_count (void) |
#define AV_CPU_FLAG_FORCE 0x80000000 /* force usage of selected flags (OR) */ |
#define AV_CPU_FLAG_MMX 0x0001 |
standard MMX
Definition at line 29 of file cpu.h.
Referenced by av_parse_cpu_flags(), decode_user_data(), and ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_MMXEXT 0x0002 |
SSE integer functions or AMD MMX ext.
Definition at line 30 of file cpu.h.
Referenced by ff_get_cpu_flags_x86(), ff_sws_init_swscale_x86(), and swscale().
#define AV_CPU_FLAG_MMX2 0x0002 |
#define AV_CPU_FLAG_3DNOW 0x0004 |
AMD 3DNOW.
Definition at line 34 of file cpu.h.
Referenced by dsputil_init_mmxext(), dsputil_init_ssse3(), ff_dsputil_init_pix_mmx(), and ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_SSE 0x0008 |
#define AV_CPU_FLAG_SSE2 0x0010 |
#define AV_CPU_FLAG_SSE2SLOW 0x40000000 |
SSE2 supported, but usually not faster.
than regular MMX/SSE (e.g. Core1)
Definition at line 37 of file cpu.h.
Referenced by ff_ac3dsp_init_x86(), ff_audio_convert_init_x86(), ff_get_cpu_flags_x86(), ff_h264qpel_init_x86(), ff_lpc_init_x86(), ff_vp8dsp_init_x86(), and hpeldsp_init_sse2().
#define AV_CPU_FLAG_3DNOWEXT 0x0020 |
#define AV_CPU_FLAG_SSE3 0x0040 |
#define AV_CPU_FLAG_SSE3SLOW 0x20000000 |
SSE3 supported, but usually not faster.
than regular MMX/SSE (e.g. Core1)
Definition at line 41 of file cpu.h.
Referenced by ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_SSSE3 0x0080 |
#define AV_CPU_FLAG_ATOM 0x10000000 |
Atom processor, some SSSE3 instructions are slower.
Definition at line 44 of file cpu.h.
Referenced by av_parse_cpu_flags(), dsputil_init_sse2(), ff_ac3dsp_init_x86(), ff_get_cpu_flags_x86(), and ff_volume_init_x86().
#define AV_CPU_FLAG_SSE4 0x0100 |
Penryn SSE4.1 functions.
Definition at line 45 of file cpu.h.
Referenced by dsputil_init_ssse3(), and ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_SSE42 0x0200 |
Nehalem SSE4.2 functions.
Definition at line 46 of file cpu.h.
Referenced by dsputil_init_ssse3(), and ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_AVX 0x4000 |
AVX functions: requires OS support even if YMM registers aren't used.
Definition at line 47 of file cpu.h.
Referenced by ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_XOP 0x0400 |
#define AV_CPU_FLAG_FMA4 0x0800 |
Bulldozer FMA4 functions.
Definition at line 49 of file cpu.h.
Referenced by ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_CMOV 0x1000 |
i686 cmov
Definition at line 50 of file cpu.h.
Referenced by av_parse_cpu_flags(), ff_dsputil_init_x86(), ff_get_cpu_flags_x86(), ff_h264dsp_init_x86(), and PRED4x4().
#define AV_CPU_FLAG_AVX2 0x8000 |
AVX2 functions: requires OS support even if YMM registers aren't used.
Definition at line 51 of file cpu.h.
Referenced by ff_get_cpu_flags_x86().
#define AV_CPU_FLAG_ALTIVEC 0x0001 |
standard
Definition at line 53 of file cpu.h.
Referenced by av_parse_cpu_flags(), ff_fft_init_ppc(), ff_fmt_convert_init_ppc(), ff_get_cpu_flags_ppc(), ff_get_unscaled_swscale_ppc(), ff_h264chroma_init_ppc(), ff_h264dsp_init_ppc(), ff_h264qpel_init_ppc(), ff_hpeldsp_init_ppc(), ff_mpadsp_init_ppc(), ff_MPV_common_init_ppc(), ff_sws_init_swscale_ppc(), ff_vc1dsp_init_ppc(), ff_vorbisdsp_init_ppc(), ff_vp3dsp_init_ppc(), ff_vp8dsp_init_ppc(), ff_yuv2rgb_init_ppc(), ff_yuv2rgb_init_tables_ppc(), and xvid_encode_init().
#define AV_CPU_FLAG_ARMV5TE (1 << 0) |
Definition at line 55 of file cpu.h.
Referenced by av_parse_cpu_flags(), and ff_get_cpu_flags_arm().
#define AV_CPU_FLAG_ARMV6 (1 << 1) |
Definition at line 56 of file cpu.h.
Referenced by av_parse_cpu_flags(), and ff_get_cpu_flags_arm().
#define AV_CPU_FLAG_ARMV6T2 (1 << 2) |
Definition at line 57 of file cpu.h.
Referenced by av_parse_cpu_flags(), and ff_get_cpu_flags_arm().
#define AV_CPU_FLAG_VFP (1 << 3) |
Definition at line 58 of file cpu.h.
Referenced by av_parse_cpu_flags(), ff_get_cpu_flags_aarch64(), and ff_get_cpu_flags_arm().
#define AV_CPU_FLAG_VFPV3 (1 << 4) |
Definition at line 59 of file cpu.h.
Referenced by av_parse_cpu_flags(), and ff_get_cpu_flags_arm().
#define AV_CPU_FLAG_NEON (1 << 5) |
Definition at line 60 of file cpu.h.
Referenced by av_parse_cpu_flags(), ff_get_cpu_flags_aarch64(), and ff_get_cpu_flags_arm().
int av_get_cpu_flags | ( | void | ) |
Return the flags which specify extensions supported by the CPU.
Definition at line 47 of file cpu.c.
Referenced by decode_user_data(), ff_ac3dsp_init_arm(), ff_ac3dsp_init_x86(), ff_audio_convert_init_arm(), ff_audio_convert_init_x86(), ff_audio_mix_init_x86(), ff_cavsdsp_init_x86(), ff_dcadsp_init_arm(), ff_dcadsp_init_x86(), ff_dct_init_x86(), ff_dither_init_x86(), ff_dnxhdenc_init_x86(), ff_dsputil_init_arm(), ff_dsputil_init_pix_mmx(), ff_dsputil_init_ppc(), ff_dsputil_init_x86(), ff_fft_fixed_init_arm(), ff_fft_init_arm(), ff_fft_init_ppc(), ff_fft_init_x86(), ff_float_dsp_init_arm(), ff_float_dsp_init_ppc(), ff_float_dsp_init_x86(), ff_fmt_convert_init_arm(), ff_fmt_convert_init_ppc(), ff_fmt_convert_init_x86(), ff_get_unscaled_swscale_ppc(), ff_gradfun_init_x86(), ff_h263dsp_init_x86(), ff_h264_pred_init_arm(), ff_h264chroma_init_aarch64(), ff_h264chroma_init_arm(), ff_h264chroma_init_ppc(), ff_h264chroma_init_x86(), ff_h264dsp_init_aarch64(), ff_h264dsp_init_arm(), ff_h264dsp_init_ppc(), ff_h264dsp_init_x86(), ff_h264qpel_init_aarch64(), ff_h264qpel_init_arm(), ff_h264qpel_init_ppc(), ff_h264qpel_init_x86(), ff_hpeldsp_init_aarch64(), ff_hpeldsp_init_arm(), ff_hpeldsp_init_ppc(), ff_hpeldsp_init_x86(), ff_init_lls_x86(), ff_lpc_init_x86(), ff_mlpdsp_init_x86(), ff_mpadsp_init_arm(), ff_mpadsp_init_ppc(), ff_mpadsp_init_x86(), ff_MPV_common_init_arm(), ff_MPV_common_init_ppc(), ff_MPV_common_init_x86(), ff_MPV_encode_init_x86(), ff_pngdsp_init_x86(), ff_proresdsp_x86_init(), ff_psdsp_init_arm(), ff_rv34dsp_init_arm(), ff_rv34dsp_init_x86(), ff_rv40dsp_init_aarch64(), ff_rv40dsp_init_arm(), ff_rv40dsp_init_x86(), ff_sbrdsp_init_arm(), ff_sbrdsp_init_x86(), ff_sws_init_swscale_ppc(), ff_sws_init_swscale_x86(), ff_synth_filter_init_arm(), ff_vc1dsp_init_aarch64(), ff_vc1dsp_init_arm(), ff_vc1dsp_init_ppc(), ff_vc1dsp_init_x86(), ff_videodsp_init_arm(), ff_videodsp_init_x86(), ff_volume_init_x86(), ff_vorbisdsp_init_arm(), ff_vorbisdsp_init_ppc(), ff_vorbisdsp_init_x86(), ff_vp3dsp_init_arm(), ff_vp3dsp_init_ppc(), ff_vp3dsp_init_x86(), ff_vp6dsp_init_arm(), ff_vp6dsp_init_x86(), ff_vp8dsp_init_arm(), ff_vp8dsp_init_ppc(), ff_vp8dsp_init_x86(), ff_vp9dsp_init_x86(), ff_yadif_init_x86(), ff_yuv2rgb_init_ppc(), ff_yuv2rgb_init_tables_ppc(), ff_yuv2rgb_init_x86(), hadamard_func(), main(), PRED4x4(), rgb2rgb_init_x86(), sws_init_context(), swscale(), and xvid_encode_init().
void av_set_cpu_flags_mask | ( | int | mask | ) |
Set a mask on flags returned by av_get_cpu_flags().
This function is mainly useful for testing.
Definition at line 69 of file cpu.c.
Referenced by main(), and opt_cpuflags().
int av_parse_cpu_flags | ( | const char * | s | ) |
Parse CPU flags from a string.
Definition at line 75 of file cpu.c.
Referenced by main(), and opt_cpuflags().
int av_cpu_count | ( | void | ) |
Definition at line 144 of file cpu.c.
Referenced by ff_frame_thread_init(), ff_slice_thread_init(), and thread_init_internal().