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avcodec/vp3dsp: add 12 pixel loop filter functions

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Signed-off-by: Peter Ross <pross@xvid.org>
This commit is contained in:
Peter Ross 2019-01-06 12:45:40 +11:00
parent 1dfd7aecf2
commit 19565c6026
2 changed files with 23 additions and 8 deletions
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28
libavcodec/vp3dsp.c
View File

@ -228,14 +228,14 @@ static void vp3_idct_dc_add_c(uint8_t *dest /* align 8 */, ptrdiff_t stride,
block[0] = 0;
}
static void vp3_v_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
int *bounding_values)
static av_always_inline void vp3_v_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
int *bounding_values, int count)
{
unsigned char *end;
int filter_value;
const ptrdiff_t nstride = -stride;
for (end = first_pixel + 8; first_pixel < end; first_pixel++) {
for (end = first_pixel + count; first_pixel < end; first_pixel++) {
filter_value = (first_pixel[2 * nstride] - first_pixel[stride]) +
(first_pixel[0] - first_pixel[nstride]) * 3;
filter_value = bounding_values[(filter_value + 4) >> 3];
@ -245,13 +245,13 @@ static void vp3_v_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
}
}
static void vp3_h_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
int *bounding_values)
static av_always_inline void vp3_h_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
int *bounding_values, int count)
{
unsigned char *end;
int filter_value;
for (end = first_pixel + 8 * stride; first_pixel != end; first_pixel += stride) {
for (end = first_pixel + count * stride; first_pixel != end; first_pixel += stride) {
filter_value = (first_pixel[-2] - first_pixel[1]) +
(first_pixel[ 0] - first_pixel[-1]) * 3;
filter_value = bounding_values[(filter_value + 4) >> 3];
@ -261,6 +261,18 @@ static void vp3_h_loop_filter_c(uint8_t *first_pixel, ptrdiff_t stride,
}
}
#define LOOP_FILTER(prefix, suffix, dim, count) \
void prefix##_##dim##_loop_filter_##count##suffix(uint8_t *first_pixel, ptrdiff_t stride, \
int *bounding_values) \
{ \
vp3_##dim##_loop_filter_c(first_pixel, stride, bounding_values, count); \
}
static LOOP_FILTER(vp3,_c, v, 8)
static LOOP_FILTER(vp3,_c, h, 8)
LOOP_FILTER(ff_vp3dsp, , v, 12)
LOOP_FILTER(ff_vp3dsp, , h, 12)
static void put_no_rnd_pixels_l2(uint8_t *dst, const uint8_t *src1,
const uint8_t *src2, ptrdiff_t stride, int h)
{
@ -285,8 +297,8 @@ av_cold void ff_vp3dsp_init(VP3DSPContext *c, int flags)
c->idct_put = vp3_idct_put_c;
c->idct_add = vp3_idct_add_c;
c->idct_dc_add = vp3_idct_dc_add_c;
c->v_loop_filter = vp3_v_loop_filter_c;
c->h_loop_filter = vp3_h_loop_filter_c;
c->v_loop_filter = vp3_v_loop_filter_8_c;
c->h_loop_filter = vp3_h_loop_filter_8_c;
if (ARCH_ARM)
ff_vp3dsp_init_arm(c, flags);

3
libavcodec/vp3dsp.h
View File

@ -45,6 +45,9 @@ typedef struct VP3DSPContext {
void (*h_loop_filter)(uint8_t *src, ptrdiff_t stride, int *bounding_values);
} VP3DSPContext;
void ff_vp3dsp_v_loop_filter_12(uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values);
void ff_vp3dsp_h_loop_filter_12(uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values);
void ff_vp3dsp_init(VP3DSPContext *c, int flags);
void ff_vp3dsp_init_arm(VP3DSPContext *c, int flags);
void ff_vp3dsp_init_ppc(VP3DSPContext *c, int flags);