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optimised versions of the get_pixels, diff_pixels, and bswap_buf

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functions and support for 4 pixel high blocks in the put_pixels8_xxx and
avg_pixels8_xxx functions, courtesy of Robin Kay (komadori
at gekkou.co.uk)

Originally committed as revision 2358 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Mike Melanson 22 years ago
parent c9319f2ea4
commit a62a7323fa
1 changed files with 296 additions and 109 deletions
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  1. 405
      libavcodec/mlib/dsputil_mlib.c

405
libavcodec/mlib/dsputil_mlib.c
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@ -23,196 +23,382 @@
#include <mlib_types.h>
#include <mlib_status.h>
#include <mlib_sys.h>
#include <mlib_algebra.h>
#include <mlib_video.h>
/* misc */
/* copy block, width 16 pixel, height 8/16 */
static void get_pixels_mlib(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
{
int i;
for (i=0;i<8;i++) {
mlib_VectorConvert_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)pixels, 8);
pixels += line_size;
block += 8;
}
}
static void diff_pixels_mlib(DCTELEM *restrict block, const uint8_t *s1, const uint8_t *s2, int line_size)
{
int i;
for (i=0;i<8;i++) {
mlib_VectorSub_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)s1, (mlib_u8 *)s2, 8);
s1 += line_size;
s2 += line_size;
block += 8;
}
}
static void add_pixels_clamped_mlib(const DCTELEM *block, uint8_t *pixels, int line_size)
{
mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
}
/* put block, width 16 pixel, height 8/16 */
static void put_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoCopyRef_U8_U8_16x16(dest, (uint8_t *)ref, stride);
else
mlib_VideoCopyRef_U8_U8_16x8 (dest, (uint8_t *)ref, stride);
switch (height) {
case 8:
mlib_VideoCopyRef_U8_U8_16x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRef_U8_U8_16x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpX_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpY_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpXY_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* copy block, width 8 pixel, height 8/16 */
/* put block, width 8 pixel, height 4/8/16 */
static void put_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
else
mlib_VideoCopyRef_U8_U8_8x8 (dest, (uint8_t *)ref, stride);
switch (height) {
case 4:
mlib_VideoCopyRef_U8_U8_8x4(dest, (uint8_t *)ref, stride);
break;
case 8:
mlib_VideoCopyRef_U8_U8_8x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpX_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void put_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpXY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* average/merge dest+source block, width 16 pixel, height 8/16 */
/* average block, width 16 pixel, height 8/16 */
static void avg_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoCopyRefAve_U8_U8_16x16(dest, (uint8_t *)ref, stride);
else
mlib_VideoCopyRefAve_U8_U8_16x8 (dest, (uint8_t *)ref, stride);
switch (height) {
case 8:
mlib_VideoCopyRefAve_U8_U8_16x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRefAve_U8_U8_16x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveX_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpAveX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveY_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpAveY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels16_xy2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
static void avg_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveXY_U8_U8_16x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 8:
mlib_VideoInterpAveXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* average/merge dest+source block, width 8 pixel, height 8/16 */
/* average block, width 8 pixel, height 4/8/16 */
static void avg_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
else
mlib_VideoCopyRefAve_U8_U8_8x8 (dest, (uint8_t *)ref, stride);
switch (height) {
case 4:
mlib_VideoCopyRefAve_U8_U8_8x4(dest, (uint8_t *)ref, stride);
break;
case 8:
mlib_VideoCopyRefAve_U8_U8_8x8(dest, (uint8_t *)ref, stride);
break;
case 16:
mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveX_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpAveX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
int stride, int height)
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpAveY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
static void avg_pixels8_xy2_mlib (uint8_t * dest, const uint8_t * ref,
static void avg_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
int stride, int height)
{
assert(height == 16 || height == 8);
if (height == 16)
mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
else
mlib_VideoInterpAveXY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
switch (height) {
case 4:
mlib_VideoInterpAveXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
break;
case 8:
mlib_VideoInterpAveXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
break;
case 16:
mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
break;
default:
assert(0);
}
}
/* swap byte order of a buffer */
static void (*put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
static void add_pixels_clamped_mlib(const DCTELEM *block, uint8_t *pixels, int line_size)
static void bswap_buf_mlib(uint32_t *dst, uint32_t *src, int w)
{
mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
mlib_VectorReverseByteOrder_U32_U32(dst, src, w);
}
/* transformations */
/* XXX: those functions should be suppressed ASAP when all IDCTs are
converted */
static void ff_idct_put_mlib(uint8_t *dest, int line_size, DCTELEM *data)
{
int i;
uint8_t *cm = cropTbl + MAX_NEG_CROP;
mlib_VideoIDCT8x8_S16_S16 (data, data);
put_pixels_clamped(data, dest, line_size);
for(i=0;i<8;i++) {
dest[0] = cm[data[0]];
dest[1] = cm[data[1]];
dest[2] = cm[data[2]];
dest[3] = cm[data[3]];
dest[4] = cm[data[4]];
dest[5] = cm[data[5]];
dest[6] = cm[data[6]];
dest[7] = cm[data[7]];
dest += line_size;
data += 8;
}
}
static void ff_idct_add_mlib(uint8_t *dest, int line_size, DCTELEM *data)
@ -233,6 +419,10 @@ static void ff_fdct_mlib(DCTELEM *data)
void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx)
{
c->get_pixels = get_pixels_mlib;
c->diff_pixels = diff_pixels_mlib;
c->add_pixels_clamped = add_pixels_clamped_mlib;
c->put_pixels_tab[0][0] = put_pixels16_mlib;
c->put_pixels_tab[0][1] = put_pixels16_x2_mlib;
c->put_pixels_tab[0][2] = put_pixels16_y2_mlib;
@ -254,14 +444,11 @@ void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx)
c->put_no_rnd_pixels_tab[0][0] = put_pixels16_mlib;
c->put_no_rnd_pixels_tab[1][0] = put_pixels8_mlib;
c->add_pixels_clamped = add_pixels_clamped_mlib;
put_pixels_clamped = c->put_pixels_clamped;
c->bswap_buf = bswap_buf_mlib;
}
void MPV_common_init_mlib(MpegEncContext *s)
{
int i;
if(s->avctx->dct_algo==FF_DCT_AUTO || s->avctx->dct_algo==FF_DCT_MLIB){
s->dsp.fdct = ff_fdct_mlib;
}

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