27 int w, ptrdiff_t alinesize);
30 int w, ptrdiff_t alinesize);
33 int w, ptrdiff_t alinesize);
36 int alpha_format,
int main_has_alpha)
43 alpha_format == 0 && main_has_alpha == 0) {
52 alpha_format == 0 && main_has_alpha == 0) {
60 alpha_format == 0 && main_has_alpha == 0) {
static const char *const format[]
Macro definitions for various function/variable attributes.
static atomic_int cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
int ff_overlay_row_44_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a, int w, ptrdiff_t alinesize)
int ff_overlay_row_22_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a, int w, ptrdiff_t alinesize)
av_cold void ff_overlay_init_x86(OverlayContext *s, int format, int pix_format, int alpha_format, int main_has_alpha)
int ff_overlay_row_20_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a, int w, ptrdiff_t alinesize)
#define EXTERNAL_SSE4(flags)