copy.c File Reference

Include dependency graph for copy.c:

Defines
#define	COPY64(dstp, srcp, load, store)
#define	ASM_SSE2(cpu, op)
#define	LOAD64
#define	STORE2X32
Functions
static void	CopyFromUswc (uint8_t *dst, size_t dst_pitch, const uint8_t *src, size_t src_pitch, unsigned unaligned, unsigned width, unsigned height, unsigned cpu)
static void	Copy2d (uint8_t *dst, size_t dst_pitch, const uint8_t *src, size_t src_pitch, unsigned width, unsigned height, unsigned cpu)
static void	SplitUV (uint8_t *dstu, size_t dstu_pitch, uint8_t *dstv, size_t dstv_pitch, const uint8_t *src, size_t src_pitch, unsigned width, unsigned height, unsigned cpu)
static void	CopyPlane (uint8_t *dst, size_t dst_pitch, const uint8_t *src, size_t src_pitch, uint8_t *cache, size_t cache_size, unsigned width, unsigned height, unsigned cpu)
static void	SplitPlanes (uint8_t *dstu, size_t dstu_pitch, uint8_t *dstv, size_t dstv_pitch, const uint8_t *src, size_t src_pitch, uint8_t *cache, size_t cache_size, unsigned width, unsigned height, unsigned cpu)
int	CopyInitCache (copy_cache_t *cache, unsigned width)
void	CopyCleanCache (copy_cache_t *cache)
void	CopyFromNv12 (picture_t *dst, uint8_t *src[2], size_t src_pitch[2], unsigned width, unsigned height, copy_cache_t *cache)
void	CopyFromYv12 (picture_t *dst, uint8_t *src[3], size_t src_pitch[3], unsigned width, unsigned height, copy_cache_t *cache)

---

Define Documentation

#define ASM_SSE2	(	cpu,
		op		)

Referenced by Copy2d(), CopyFromNv12(), CopyFromUswc(), CopyFromYv12(), CopyPlane(), SplitPlanes(), and SplitUV().

#define COPY64	(	dstp,
		srcp,
		load,
		store		)

Value:

asm volatile (                      \
        load "  0(%[src]), %%xmm1\n"    \
        load " 16(%[src]), %%xmm2\n"    \
        load " 32(%[src]), %%xmm3\n"    \
        load " 48(%[src]), %%xmm4\n"    \
        store " %%xmm1,    0(%[dst])\n" \
        store " %%xmm2,   16(%[dst])\n" \
        store " %%xmm3,   32(%[dst])\n" \
        store " %%xmm4,   48(%[dst])\n" \
        : : [dst]"r"(dstp), [src]"r"(srcp) : "memory")

Referenced by Copy2d(), and CopyFromUswc().

#define LOAD64

Value:

"movdqa  0(%[src]), %%xmm0\n" \
    "movdqa 16(%[src]), %%xmm1\n" \
    "movdqa 32(%[src]), %%xmm2\n" \
    "movdqa 48(%[src]), %%xmm3\n"

Referenced by SplitUV().

#define STORE2X32

Value:

"movq   %%xmm0,   0(%[dst1])\n" \
    "movq   %%xmm1,   8(%[dst1])\n" \
    "movhpd %%xmm0,   0(%[dst2])\n" \
    "movhpd %%xmm1,   8(%[dst2])\n" \
    "movq   %%xmm2,  16(%[dst1])\n" \
    "movq   %%xmm3,  24(%[dst1])\n" \
    "movhpd %%xmm2,  16(%[dst2])\n" \
    "movhpd %%xmm3,  24(%[dst2])\n"

Referenced by SplitUV().

---

Function Documentation

static void Copy2d	(	uint8_t *	dst,
		size_t	dst_pitch,
		const uint8_t *	src,
		size_t	src_pitch,
		unsigned	width,
		unsigned	height,
		unsigned	cpu
	)			[static]

References ASM_SSE2, COPY64, CPU_CAPABILITY_SSE2, and unaligned.

Referenced by CopyPlane().

void CopyCleanCache

(

copy_cache_t *

cache

)

References copy_cache_t::base, copy_cache_t::buffer, and copy_cache_t::size.

void CopyFromNv12	(	picture_t *	dst,
		uint8_t *	src[2],
		size_t	src_pitch[2],
		unsigned	width,
		unsigned	height,
		copy_cache_t *	cache
	)

References ASM_SSE2, copy_cache_t::buffer, CopyPlane(), plane_t::i_pitch, picture_t::p, plane_t::p_pixels, copy_cache_t::size, SplitPlanes(), and vlc_CPU().

static void CopyFromUswc	(	uint8_t *	dst,
		size_t	dst_pitch,
		const uint8_t *	src,
		size_t	src_pitch,
		unsigned	unaligned,
		unsigned	width,
		unsigned	height,
		unsigned	cpu
	)			[static]

References ASM_SSE2, COPY64, CPU_CAPABILITY_SSE2, and CPU_CAPABILITY_SSE4_1.

Referenced by CopyPlane(), and SplitPlanes().

void CopyFromYv12	(	picture_t *	dst,
		uint8_t *	src[3],
		size_t	src_pitch[3],
		unsigned	width,
		unsigned	height,
		copy_cache_t *	cache
	)

References ASM_SSE2, copy_cache_t::buffer, CopyPlane(), plane_t::i_pitch, picture_t::p, plane_t::p_pixels, copy_cache_t::size, and vlc_CPU().

int CopyInitCache	(	copy_cache_t *	cache,
		unsigned	width
	)

References __MAX, copy_cache_t::base, copy_cache_t::buffer, copy_cache_t::size, VLC_EGENERIC, vlc_memalign(), and VLC_SUCCESS.

static void CopyPlane	(	uint8_t *	dst,
		size_t	dst_pitch,
		const uint8_t *	src,
		size_t	src_pitch,
		uint8_t *	cache,
		size_t	cache_size,
		unsigned	width,
		unsigned	height,
		unsigned	cpu
	)			[static]

References __MIN, ASM_SSE2, Copy2d(), CopyFromUswc(), and unaligned.

Referenced by CopyFromNv12(), and CopyFromYv12().

static void SplitPlanes	(	uint8_t *	dstu,
		size_t	dstu_pitch,
		uint8_t *	dstv,
		size_t	dstv_pitch,
		const uint8_t *	src,
		size_t	src_pitch,
		uint8_t *	cache,
		size_t	cache_size,
		unsigned	width,
		unsigned	height,
		unsigned	cpu
	)			[static]

References __MIN, ASM_SSE2, CopyFromUswc(), SplitUV(), and unaligned.

Referenced by CopyFromNv12().

static void SplitUV	(	uint8_t *	dstu,
		size_t	dstu_pitch,
		uint8_t *	dstv,
		size_t	dstv_pitch,
		const uint8_t *	src,
		size_t	src_pitch,
		unsigned	width,
		unsigned	height,
		unsigned	cpu
	)			[static]

References ASM_SSE2, CPU_CAPABILITY_SSE2, CPU_CAPABILITY_SSSE3, LOAD64, and STORE2X32.

Referenced by SplitPlanes().