30 0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
31 0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
32 0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
33 0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
34 0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
35 0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
36 0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
37 0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
49 for (i = 0; i < 64; i++)
53 for (i = 0; i < 64; i++)
62 unsigned high_bit_depth)
67 if (!high_bit_depth &&
#define EXTERNAL_MMX(flags)
void(* put_signed_pixels_clamped)(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
Macro definitions for various function/variable attributes.
void ff_add_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
void(* put_pixels_clamped)(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
av_cold int ff_init_scantable_permutation_x86(uint8_t *idct_permutation, enum idct_permutation_type perm_type)
int lowres
low resolution decoding, 1-> 1/2 size, 2->1/4 size
#define EXTERNAL_SSE2(flags)
#define FF_IDCT_SIMPLEAUTO
#define INLINE_MMX(flags)
void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block)
void(* add_pixels_clamped)(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
Libavcodec external API header.
void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
int idct_algo
IDCT algorithm, see FF_IDCT_* below.
void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block)
void(* idct_add)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
void ff_put_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
static const uint8_t idct_sse2_row_perm[8]
void(* idct_put)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> clip to unsigned 8 bit -> dest.
void ff_put_signed_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
void ff_simple_idct_mmx(int16_t *block)
main external API structure.
static const uint8_t simple_mmx_permutation[64]
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
av_cold void ff_idctdsp_init_x86(IDCTDSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth)
void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, ptrdiff_t line_size)
#define FF_IDCT_SIMPLEMMX
enum idct_permutation_type perm_type
void(* idct)(int16_t *block)