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gstreamer/ext/cog/cogvirtframe.c
David Schleef 88e8ec2e7e cog: Fix off-by-one in 444->420 conversion 
Fixes #613160.
2010-03-17 11:31:58 -07:00

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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define COG_ENABLE_UNSTABLE_API 1
#include <cog/cogvirtframe.h>
#include <cog/cog.h>
#include <string.h>
#include <math.h>
#include <orc/orc.h>
#include <gst/gst.h>
#include "cogorc.h"
extern gint8 cog_resample_table_4tap[256][4];
CogFrame *
cog_frame_new_virtual (CogMemoryDomain * domain, CogFrameFormat format,
int width, int height)
{
CogFrame *frame = cog_frame_new ();
int bytes_pp;
int h_shift, v_shift;
int chroma_width;
int chroma_height;
int i;
frame->format = format;
frame->width = width;
frame->height = height;
frame->domain = domain;
if (COG_FRAME_IS_PACKED (format)) {
frame->components[0].format = format;
frame->components[0].width = width;
frame->components[0].height = height;
if (format == COG_FRAME_FORMAT_AYUV) {
frame->components[0].stride = width * 4;
} else if (format == COG_FRAME_FORMAT_v216) {
frame->components[0].stride = ROUND_UP_POW2 (width, 1) * 4;
} else if (format == COG_FRAME_FORMAT_v210) {
frame->components[0].stride = ((width + 47) / 48) * 128;
} else {
frame->components[0].stride = ROUND_UP_POW2 (width, 1) * 2;
}
frame->components[0].length = frame->components[0].stride * height;
frame->components[0].data = frame->regions[0];
frame->components[0].v_shift = 0;
frame->components[0].h_shift = 0;
frame->regions[0] =
malloc (frame->components[0].stride * COG_FRAME_CACHE_SIZE);
for (i = 0; i < COG_FRAME_CACHE_SIZE; i++) {
frame->cached_lines[0][i] = 0;
}
frame->cache_offset[0] = 0;
frame->is_virtual = TRUE;
return frame;
}
switch (COG_FRAME_FORMAT_DEPTH (format)) {
case COG_FRAME_FORMAT_DEPTH_U8:
bytes_pp = 1;
break;
case COG_FRAME_FORMAT_DEPTH_S16:
bytes_pp = 2;
break;
case COG_FRAME_FORMAT_DEPTH_S32:
bytes_pp = 4;
break;
default:
g_return_val_if_reached (NULL);
bytes_pp = 0;
break;
}
h_shift = COG_FRAME_FORMAT_H_SHIFT (format);
v_shift = COG_FRAME_FORMAT_V_SHIFT (format);
chroma_width = ROUND_UP_SHIFT (width, h_shift);
chroma_height = ROUND_UP_SHIFT (height, v_shift);
frame->components[0].format = format;
frame->components[0].width = width;
frame->components[0].height = height;
frame->components[0].stride = ROUND_UP_4 (width * bytes_pp);
frame->components[0].length =
frame->components[0].stride * frame->components[0].height;
frame->components[0].v_shift = 0;
frame->components[0].h_shift = 0;
frame->components[1].format = format;
frame->components[1].width = chroma_width;
frame->components[1].height = chroma_height;
frame->components[1].stride = ROUND_UP_4 (chroma_width * bytes_pp);
frame->components[1].length =
frame->components[1].stride * frame->components[1].height;
frame->components[1].v_shift = v_shift;
frame->components[1].h_shift = h_shift;
frame->components[2].format = format;
frame->components[2].width = chroma_width;
frame->components[2].height = chroma_height;
frame->components[2].stride = ROUND_UP_4 (chroma_width * bytes_pp);
frame->components[2].length =
frame->components[2].stride * frame->components[2].height;
frame->components[2].v_shift = v_shift;
frame->components[2].h_shift = h_shift;
for (i = 0; i < 3; i++) {
CogFrameData *comp = &frame->components[i];
int j;
frame->regions[i] = malloc (comp->stride * COG_FRAME_CACHE_SIZE);
for (j = 0; j < COG_FRAME_CACHE_SIZE; j++) {
frame->cached_lines[i][j] = 0;
}
frame->cache_offset[i] = 0;
}
frame->is_virtual = TRUE;
return frame;
}
void *
cog_virt_frame_get_line (CogFrame * frame, int component, int i)
{
CogFrameData *comp = &frame->components[component];
int j;
g_return_val_if_fail (i >= 0, NULL);
g_return_val_if_fail (i < comp->height, NULL);
if (!frame->is_virtual) {
return COG_FRAME_DATA_GET_LINE (&frame->components[component], i);
}
if (i < frame->cache_offset[component]) {
if (i != 0) {
g_warning ("cache failure: %d outside [%d,%d]", i,
frame->cache_offset[component],
frame->cache_offset[component] + COG_FRAME_CACHE_SIZE - 1);
}
frame->cache_offset[component] = i;
for (j = 0; j < COG_FRAME_CACHE_SIZE; j++) {
frame->cached_lines[component][j] = 0;
}
}
while (i >= frame->cache_offset[component] + COG_FRAME_CACHE_SIZE) {
j = frame->cache_offset[component] & (COG_FRAME_CACHE_SIZE - 1);
frame->cached_lines[component][j] = 0;
frame->cache_offset[component]++;
}
j = i & (COG_FRAME_CACHE_SIZE - 1);
if (!frame->cached_lines[component][j]) {
cog_virt_frame_render_line (frame,
COG_OFFSET (frame->regions[component], comp->stride * j), component, i);
frame->cached_lines[component][j] = 1;
}
return COG_OFFSET (frame->regions[component], comp->stride * j);
}
void
cog_virt_frame_render_line (CogFrame * frame, void *dest, int component, int i)
{
frame->render_line (frame, dest, component, i);
}
static void
copy (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
src = cog_virt_frame_get_line (frame, component, i);
switch (COG_FRAME_FORMAT_DEPTH (frame->format)) {
case COG_FRAME_FORMAT_DEPTH_U8:
orc_memcpy (dest, src, frame->components[component].width);
break;
case COG_FRAME_FORMAT_DEPTH_S16:
orc_memcpy (dest, src, frame->components[component].width * 2);
break;
default:
g_return_if_reached ();
break;
}
}
void
cog_virt_frame_render (CogFrame * frame, CogFrame * dest)
{
int i, k;
g_return_if_fail (frame->width == dest->width);
g_return_if_fail (frame->height >= dest->height);
if (frame->is_virtual) {
for (k = 0; k < 3; k++) {
CogFrameData *comp = dest->components + k;
for (i = 0; i < dest->components[k].height; i++) {
cog_virt_frame_render_line (frame,
COG_FRAME_DATA_GET_LINE (comp, i), k, i);
}
}
} else {
for (k = 0; k < 3; k++) {
CogFrameData *comp = dest->components + k;
for (i = 0; i < dest->components[k].height; i++) {
copy (frame, COG_FRAME_DATA_GET_LINE (comp, i), k, i);
}
}
}
}
static void
cog_virt_frame_render_downsample_horiz_cosite_3tap (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
n_src = frame->virt_frame1->components[component].width;
cogorc_downsample_horiz_cosite_3tap (dest + 1,
(uint16_t *) (src + 1), (uint16_t *) (src + 3),
frame->components[component].width - 1);
{
int j;
int x;
j = 0;
x = 1 * src[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 2 * src[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 1 * src[CLAMP (j * 2 + 1, 0, n_src - 1)];
dest[j] = CLAMP ((x + 2) >> 2, 0, 255);
#if 0
j = frame->components[component].width - 1;
x = 1 * src[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 2 * src[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 1 * src[CLAMP (j * 2 + 1, 0, n_src - 1)];
dest[j] = CLAMP ((x + 2) >> 2, 0, 255);
#endif
}
}
void
cog_virt_frame_render_downsample_horiz_halfsite (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
int n_src;
int taps = 4;
int k;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
n_src = frame->virt_frame1->components[component].width;
switch (taps) {
case 4:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
x += 6 * src[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 26 * src[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 26 * src[CLAMP (j * 2 + 1, 0, n_src - 1)];
x += 6 * src[CLAMP (j * 2 + 2, 0, n_src - 1)];
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
case 6:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
x += -3 * src[CLAMP (j * 2 - 2, 0, n_src - 1)];
x += 8 * src[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 27 * src[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 27 * src[CLAMP (j * 2 + 1, 0, n_src - 1)];
x += 8 * src[CLAMP (j * 2 + 2, 0, n_src - 1)];
x += -3 * src[CLAMP (j * 2 + 3, 0, n_src - 1)];
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
case 8:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
const int taps8[8] = { -2, -4, 9, 29, 29, 9, -4, -2 };
for (k = 0; k < 8; k++) {
x += taps8[k] * src[CLAMP (j * 2 - 3 + k, 0, n_src - 1)];
}
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
case 10:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
const int taps10[10] = { 1, -2, -5, 9, 29, 29, 9, -5, -2, 1 };
for (k = 0; k < 10; k++) {
x += taps10[k] * src[CLAMP (j * 2 - 4 + k, 0, n_src - 1)];
}
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
default:
break;
}
}
CogFrame *
cog_virt_frame_new_horiz_downsample (CogFrame * vf, int n_taps)
{
CogFrame *virt_frame;
virt_frame =
cog_frame_new_virtual (NULL, vf->format, vf->width / 2, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->param1 = n_taps;
switch (n_taps) {
case 3:
virt_frame->render_line =
cog_virt_frame_render_downsample_horiz_cosite_3tap;
break;
case 4:
case 6:
case 8:
case 10:
virt_frame->render_line = cog_virt_frame_render_downsample_horiz_halfsite;
break;
default:
g_return_val_if_reached (NULL);
}
return virt_frame;
}
void
cog_virt_frame_render_downsample_vert_cosite (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 - 1, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 0, 0, n_src - 1));
src3 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
cogorc_downsample_vert_cosite_3tap (dest, src1, src2, src3,
frame->components[component].width);
}
static void
cog_virt_frame_render_downsample_vert_halfsite_2tap (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
cogorc_downsample_vert_halfsite_2tap (dest, src1, src2,
frame->components[component].width);
}
static void
cog_virt_frame_render_downsample_vert_halfsite_4tap (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
uint8_t *src4;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 - 1, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2, 0, n_src - 1));
src3 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
src4 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 2, 0, n_src - 1));
cogorc_downsample_vert_halfsite_4tap (dest, src1, src2, src3, src4,
frame->components[component].width);
}
void
cog_virt_frame_render_downsample_vert_halfsite (CogFrame * frame,
void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src[10];
int j;
int n_src;
int taps = frame->param1;
int k;
n_src = frame->virt_frame1->components[component].height;
for (j = 0; j < taps; j++) {
src[j] = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 - (taps - 2) / 2 + j, 0, n_src - 1));
}
switch (taps) {
case 4:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
x += 6 * src[0][j];
x += 26 * src[1][j];
x += 26 * src[2][j];
x += 6 * src[3][j];
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
case 6:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
x += -3 * src[0][j];
x += 8 * src[1][j];
x += 27 * src[2][j];
x += 27 * src[3][j];
x += 8 * src[4][j];
x += -3 * src[5][j];
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
case 8:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
const int taps8[8] = { -2, -4, 9, 29, 29, 9, -4, -2 };
for (k = 0; k < 8; k++) {
x += taps8[k] * src[k][j];
}
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
case 10:
for (j = 0; j < frame->components[component].width; j++) {
int x = 0;
const int taps10[10] = { 1, -2, -5, 9, 29, 29, 9, -5, -2, 1 };
for (k = 0; k < 10; k++) {
x += taps10[k] * src[k][j];
}
dest[j] = CLAMP ((x + 32) >> 6, 0, 255);
}
break;
default:
g_return_if_reached ();
break;
}
}
CogFrame *
cog_virt_frame_new_vert_downsample (CogFrame * vf, int n_taps)
{
CogFrame *virt_frame;
virt_frame =
cog_frame_new_virtual (NULL, vf->format, vf->width, vf->height / 2);
virt_frame->virt_frame1 = vf;
virt_frame->param1 = n_taps;
switch (n_taps) {
case 2:
virt_frame->render_line =
cog_virt_frame_render_downsample_vert_halfsite_2tap;
break;
case 3:
virt_frame->render_line = cog_virt_frame_render_downsample_vert_cosite;
break;
case 4:
virt_frame->render_line =
cog_virt_frame_render_downsample_vert_halfsite_4tap;
break;
default:
virt_frame->render_line = cog_virt_frame_render_downsample_vert_halfsite;
break;
}
return virt_frame;
}
void
cog_virt_frame_render_resample_vert_1tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
int n_src;
int scale = frame->param1;
int acc;
int x;
int src_i;
acc = scale * i;
src_i = acc >> 8;
x = acc & 0xff;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 0, 0, n_src - 1));
orc_memcpy (dest, src1, frame->components[component].width);
}
void
cog_virt_frame_render_resample_vert_2tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
int n_src;
int scale = frame->param1;
int acc;
int x;
int src_i;
acc = scale * i;
src_i = acc >> 8;
x = acc & 0xff;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 0, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 1, 0, n_src - 1));
if (x == 0) {
memcpy (dest, src1, frame->components[component].width);
} else {
cogorc_combine2_u8 (dest, src1, src2,
256 - x, x, frame->components[component].width);
}
}
void
cog_virt_frame_render_resample_vert_4tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
uint8_t *src4;
int n_src;
int scale = frame->param1;
int acc;
int x;
int src_i;
acc = scale * i;
src_i = acc >> 8;
x = acc & 0xff;
n_src = frame->virt_frame1->components[component].height;
if (src_i < 1 || src_i >= n_src - 3) {
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i - 1, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 0, 0, n_src - 1));
src3 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 1, 0, n_src - 1));
src4 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (src_i + 2, 0, n_src - 1));
} else {
src1 = cog_virt_frame_get_line (frame->virt_frame1, component, src_i - 1);
src2 = cog_virt_frame_get_line (frame->virt_frame1, component, src_i + 0);
src3 = cog_virt_frame_get_line (frame->virt_frame1, component, src_i + 1);
src4 = cog_virt_frame_get_line (frame->virt_frame1, component, src_i + 2);
}
cogorc_combine4_u8 (dest, src1, src2, src3, src4,
cog_resample_table_4tap[x][0],
cog_resample_table_4tap[x][1],
cog_resample_table_4tap[x][2],
cog_resample_table_4tap[x][3], frame->components[component].width);
}
CogFrame *
cog_virt_frame_new_vert_resample (CogFrame * vf, int height, int n_taps)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, vf->format, vf->width, height);
virt_frame->virt_frame1 = vf;
if (n_taps == 1) {
virt_frame->render_line = cog_virt_frame_render_resample_vert_1tap;
} else if (n_taps == 2) {
virt_frame->render_line = cog_virt_frame_render_resample_vert_2tap;
} else {
virt_frame->render_line = cog_virt_frame_render_resample_vert_4tap;
}
virt_frame->param1 = 256 * vf->height / height;
return virt_frame;
}
void
cog_virt_frame_render_resample_horiz_1tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
int n_src;
int scale = frame->param1;
int acc;
n_src = frame->virt_frame1->components[component].width;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
acc = 0;
for (j = 0; j < frame->components[component].width; j++) {
dest[j] = src[(acc >> 8)];
acc += scale;
}
}
void
cog_virt_frame_render_resample_horiz_2tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
int n_src;
int scale = frame->param1;
int acc;
n_src = frame->virt_frame1->components[component].width;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
acc = 0;
for (j = 0; j < frame->components[component].width - 2; j++) {
int src_i;
int y;
int z;
src_i = acc >> 8;
y = acc & 255;
z = 128;
z += (256 - y) * src[src_i + 0];
z += y * src[src_i + 1];
z >>= 8;
dest[j] = CLAMP (z, 0, 255);
acc += scale;
}
for (; j < frame->components[component].width; j++) {
int src_i;
int y;
int z;
src_i = acc >> 8;
y = acc & 255;
z = 128;
z += (256 - y) * src[CLAMP (src_i + 0, 0, n_src - 1)];
z += y * src[CLAMP (src_i + 1, 0, n_src - 1)];
z >>= 8;
dest[j] = CLAMP (z, 0, 255);
acc += scale;
}
}
void
cog_virt_frame_render_resample_horiz_4tap (CogFrame * frame, void *_dest,
int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
int n_src;
int scale = frame->param1;
int acc;
n_src = frame->virt_frame1->components[component].width;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
acc = 0;
for (j = 0; j < 1; j++) {
int src_i;
int y;
int z;
src_i = acc >> 8;
y = acc & 255;
z = 32;
z += cog_resample_table_4tap[y][0] * src[CLAMP (src_i - 1, 0, n_src - 1)];
z += cog_resample_table_4tap[y][1] * src[CLAMP (src_i + 0, 0, n_src - 1)];
z += cog_resample_table_4tap[y][2] * src[CLAMP (src_i + 1, 0, n_src - 1)];
z += cog_resample_table_4tap[y][3] * src[CLAMP (src_i + 2, 0, n_src - 1)];
z >>= 6;
dest[j] = CLAMP (z, 0, 255);
acc += scale;
}
for (; j < frame->components[component].width - 2; j++) {
int src_i;
int y;
int z;
src_i = acc >> 8;
y = acc & 255;
z = 32;
z += cog_resample_table_4tap[y][0] * src[src_i - 1];
z += cog_resample_table_4tap[y][1] * src[src_i + 0];
z += cog_resample_table_4tap[y][2] * src[src_i + 1];
z += cog_resample_table_4tap[y][3] * src[src_i + 2];
z >>= 6;
dest[j] = CLAMP (z, 0, 255);
acc += scale;
}
for (; j < frame->components[component].width; j++) {
int src_i;
int y;
int z;
src_i = acc >> 8;
y = acc & 255;
z = 32;
z += cog_resample_table_4tap[y][0] * src[CLAMP (src_i - 1, 0, n_src - 1)];
z += cog_resample_table_4tap[y][1] * src[CLAMP (src_i + 0, 0, n_src - 1)];
z += cog_resample_table_4tap[y][2] * src[CLAMP (src_i + 1, 0, n_src - 1)];
z += cog_resample_table_4tap[y][3] * src[CLAMP (src_i + 2, 0, n_src - 1)];
z >>= 6;
dest[j] = CLAMP (z, 0, 255);
acc += scale;
}
}
CogFrame *
cog_virt_frame_new_horiz_resample (CogFrame * vf, int width, int n_taps)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, vf->format, width, vf->height);
virt_frame->virt_frame1 = vf;
if (n_taps == 1) {
virt_frame->render_line = cog_virt_frame_render_resample_horiz_1tap;
} else if (n_taps == 2) {
virt_frame->render_line = cog_virt_frame_render_resample_horiz_2tap;
} else {
virt_frame->render_line = cog_virt_frame_render_resample_horiz_4tap;
}
virt_frame->param1 = 256 * vf->width / width;
return virt_frame;
}
static void
unpack_yuyv (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
switch (component) {
case 0:
orc_unpack_yuyv_y (dest, (void *) src, frame->width);
break;
case 1:
orc_unpack_yuyv_u (dest, (void *) src, frame->width / 2);
break;
case 2:
orc_unpack_yuyv_v (dest, (void *) src, frame->width / 2);
break;
}
}
static void
unpack_uyvy (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
switch (component) {
case 0:
orc_unpack_uyvy_y (dest, (void *) src, frame->width);
break;
case 1:
cogorc_unpack_axyz_0 (dest, (void *) src, frame->width / 2);
break;
case 2:
cogorc_unpack_axyz_2 (dest, (void *) src, frame->width / 2);
break;
}
}
static void
unpack_axyz (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint32_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
switch ((frame->param1 >> (12 - component * 4)) & 0xf) {
case 0:
cogorc_unpack_axyz_0 (dest, src, frame->width);
break;
case 1:
cogorc_unpack_axyz_1 (dest, src, frame->width);
break;
case 2:
cogorc_unpack_axyz_2 (dest, src, frame->width);
break;
case 3:
cogorc_unpack_axyz_3 (dest, src, frame->width);
break;
}
}
static void
unpack_v210 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
#define READ_UINT32_LE(a) (((uint8_t *)(a))[0] | (((uint8_t *)(a))[1]<<8) | \
(((uint8_t *)(a))[2]<<16) | (((uint8_t *)(a))[3]<<24))
switch (component) {
case 0:
for (j = 0; j < frame->width / 6; j++) {
dest[j * 6 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 10) & 0x3ff) >> 2;
dest[j * 6 + 1] =
((READ_UINT32_LE (src + j * 16 + 4) >> 0) & 0x3ff) >> 2;
dest[j * 6 + 2] =
((READ_UINT32_LE (src + j * 16 + 4) >> 20) & 0x3ff) >> 2;
dest[j * 6 + 3] =
((READ_UINT32_LE (src + j * 16 + 8) >> 10) & 0x3ff) >> 2;
dest[j * 6 + 4] =
((READ_UINT32_LE (src + j * 16 + 12) >> 0) & 0x3ff) >> 2;
dest[j * 6 + 5] =
((READ_UINT32_LE (src + j * 16 + 12) >> 20) & 0x3ff) >> 2;
}
if (j * 6 + 0 < frame->width) {
dest[j * 6 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 10) & 0x3ff) >> 2;
}
if (j * 6 + 1 < frame->width) {
dest[j * 6 + 1] =
((READ_UINT32_LE (src + j * 16 + 4) >> 0) & 0x3ff) >> 2;
}
if (j * 6 + 2 < frame->width) {
dest[j * 6 + 2] =
((READ_UINT32_LE (src + j * 16 + 4) >> 20) & 0x3ff) >> 2;
}
if (j * 6 + 3 < frame->width) {
dest[j * 6 + 3] =
((READ_UINT32_LE (src + j * 16 + 8) >> 10) & 0x3ff) >> 2;
}
if (j * 6 + 4 < frame->width) {
dest[j * 6 + 4] =
((READ_UINT32_LE (src + j * 16 + 12) >> 0) & 0x3ff) >> 2;
}
if (j * 6 + 5 < frame->width) {
dest[j * 6 + 5] =
((READ_UINT32_LE (src + j * 16 + 12) >> 20) & 0x3ff) >> 2;
}
break;
case 1:
for (j = 0; j < frame->width / 6; j++) {
dest[j * 3 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 0) & 0x3ff) >> 2;
dest[j * 3 + 1] =
((READ_UINT32_LE (src + j * 16 + 4) >> 10) & 0x3ff) >> 2;
dest[j * 3 + 2] =
((READ_UINT32_LE (src + j * 16 + 8) >> 20) & 0x3ff) >> 2;
}
if (j * 6 + 0 < frame->width) {
dest[j * 3 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 0) & 0x3ff) >> 2;
}
if (j * 6 + 2 < frame->width) {
dest[j * 3 + 1] =
((READ_UINT32_LE (src + j * 16 + 4) >> 10) & 0x3ff) >> 2;
}
if (j * 6 + 4 < frame->width) {
dest[j * 3 + 2] =
((READ_UINT32_LE (src + j * 16 + 8) >> 20) & 0x3ff) >> 2;
}
break;
case 2:
for (j = 0; j < frame->width / 6; j++) {
dest[j * 3 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 20) & 0x3ff) >> 2;
dest[j * 3 + 1] =
((READ_UINT32_LE (src + j * 16 + 8) >> 0) & 0x3ff) >> 2;
dest[j * 3 + 2] =
((READ_UINT32_LE (src + j * 16 + 12) >> 10) & 0x3ff) >> 2;
}
if (j * 6 + 0 < frame->width) {
dest[j * 3 + 0] =
((READ_UINT32_LE (src + j * 16 + 0) >> 20) & 0x3ff) >> 2;
}
if (j * 6 + 2 < frame->width) {
dest[j * 3 + 1] =
((READ_UINT32_LE (src + j * 16 + 8) >> 0) & 0x3ff) >> 2;
}
if (j * 6 + 4 < frame->width) {
dest[j * 3 + 2] =
((READ_UINT32_LE (src + j * 16 + 12) >> 10) & 0x3ff) >> 2;
}
break;
}
}
static void
unpack_v216 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int j;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
switch (component) {
case 0:
for (j = 0; j < frame->width; j++) {
dest[j] = src[j * 4 + 2 + 1];
}
break;
case 1:
for (j = 0; j < frame->width / 2; j++) {
dest[j] = src[j * 8 + 0 + 1];
}
break;
case 2:
for (j = 0; j < frame->width / 2; j++) {
dest[j] = src[j * 8 + 4 + 1];
}
}
}
CogFrame *
cog_virt_frame_new_unpack (CogFrame * vf)
{
CogFrame *virt_frame;
CogFrameFormat format;
CogFrameRenderFunc render_line;
int param1 = 0;
if (!COG_FRAME_IS_PACKED (vf->format))
return vf;
switch (vf->format) {
case COG_FRAME_FORMAT_YUYV:
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_yuyv;
break;
case COG_FRAME_FORMAT_UYVY:
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_uyvy;
break;
case COG_FRAME_FORMAT_v210:
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_v210;
break;
case COG_FRAME_FORMAT_v216:
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_v216;
break;
case COG_FRAME_FORMAT_RGBx:
case COG_FRAME_FORMAT_RGBA:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x0123;
break;
case COG_FRAME_FORMAT_BGRx:
case COG_FRAME_FORMAT_BGRA:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x2103;
break;
case COG_FRAME_FORMAT_xRGB:
case COG_FRAME_FORMAT_ARGB:
case COG_FRAME_FORMAT_AYUV:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x1230;
break;
case COG_FRAME_FORMAT_xBGR:
case COG_FRAME_FORMAT_ABGR:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x3210;
break;
default:
g_return_val_if_reached (NULL);
}
virt_frame = cog_frame_new_virtual (NULL, format, vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = render_line;
virt_frame->param1 = param1;
return virt_frame;
}
static void
pack_yuyv (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_yuyv (dest, src_y, src_u, src_v, frame->width / 2);
}
CogFrame *
cog_virt_frame_new_pack_YUY2 (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_YUYV,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_yuyv;
return virt_frame;
}
static void
pack_uyvy (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_uyvy (dest, src_y, src_u, src_v, frame->width / 2);
}
CogFrame *
cog_virt_frame_new_pack_UYVY (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_YUYV,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_uyvy;
return virt_frame;
}
static void
pack_v216 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
int j;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
for (j = 0; j < frame->width / 2; j++) {
dest[j * 8 + 0] = src_u[j];
dest[j * 8 + 1] = src_u[j];
dest[j * 8 + 2] = src_y[j * 2 + 0];
dest[j * 8 + 3] = src_y[j * 2 + 0];
dest[j * 8 + 4] = src_v[j];
dest[j * 8 + 5] = src_v[j];
dest[j * 8 + 6] = src_y[j * 2 + 1];
dest[j * 8 + 7] = src_y[j * 2 + 1];
}
}
CogFrame *
cog_virt_frame_new_pack_v216 (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_v216,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_v216;
return virt_frame;
}
static void
pack_v210 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
int j;
uint32_t val;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
#define TO_10(x) (((x)<<2) | ((x)>>6))
#define WRITE_UINT32_LE(a,b) do { \
((uint8_t *)(a))[0] = (b)&0xff; \
((uint8_t *)(a))[1] = ((b)>>8)&0xff; \
((uint8_t *)(a))[2] = ((b)>>16)&0xff; \
((uint8_t *)(a))[3] = ((b)>>24)&0xff; \
} while(0)
for (j = 0; j < frame->width / 6; j++) {
int y0, y1, y2, y3, y4, y5;
int cr0, cr1, cr2;
int cb0, cb1, cb2;
y0 = TO_10 (src_y[j * 6 + 0]);
y1 = TO_10 (src_y[j * 6 + 1]);
y2 = TO_10 (src_y[j * 6 + 2]);
y3 = TO_10 (src_y[j * 6 + 3]);
y4 = TO_10 (src_y[j * 6 + 4]);
y5 = TO_10 (src_y[j * 6 + 5]);
cb0 = TO_10 (src_u[j * 3 + 0]);
cb1 = TO_10 (src_u[j * 3 + 1]);
cb2 = TO_10 (src_u[j * 3 + 2]);
cr0 = TO_10 (src_v[j * 3 + 0]);
cr1 = TO_10 (src_v[j * 3 + 1]);
cr2 = TO_10 (src_v[j * 3 + 2]);
val = (cr0 << 20) | (y0 << 10) | (cb0);
WRITE_UINT32_LE (dest + j * 16 + 0, val);
val = (y2 << 20) | (cb1 << 10) | (y1);
WRITE_UINT32_LE (dest + j * 16 + 4, val);
val = (cb2 << 20) | (y3 << 10) | (cr1);
WRITE_UINT32_LE (dest + j * 16 + 8, val);
val = (y5 << 20) | (cr2 << 10) | (y4);
WRITE_UINT32_LE (dest + j * 16 + 12, val);
}
if (j * 6 < frame->width) {
int y0, y1, y2, y3, y4, y5;
int cr0, cr1, cr2;
int cb0, cb1, cb2;
y0 = ((j * 6 + 0) < frame->width) ? TO_10 (src_y[j * 6 + 0]) : 0;
y1 = ((j * 6 + 1) < frame->width) ? TO_10 (src_y[j * 6 + 1]) : 0;
y2 = ((j * 6 + 2) < frame->width) ? TO_10 (src_y[j * 6 + 2]) : 0;
y3 = ((j * 6 + 3) < frame->width) ? TO_10 (src_y[j * 6 + 3]) : 0;
y4 = ((j * 6 + 4) < frame->width) ? TO_10 (src_y[j * 6 + 4]) : 0;
y5 = ((j * 6 + 5) < frame->width) ? TO_10 (src_y[j * 6 + 5]) : 0;
cb0 = ((j * 6 + 0) < frame->width) ? TO_10 (src_u[j * 3 + 0]) : 0;
cb1 = ((j * 6 + 2) < frame->width) ? TO_10 (src_u[j * 3 + 1]) : 0;
cb2 = ((j * 6 + 4) < frame->width) ? TO_10 (src_u[j * 3 + 2]) : 0;
cr0 = ((j * 6 + 0) < frame->width) ? TO_10 (src_v[j * 3 + 0]) : 0;
cr1 = ((j * 6 + 2) < frame->width) ? TO_10 (src_v[j * 3 + 1]) : 0;
cr2 = ((j * 6 + 4) < frame->width) ? TO_10 (src_v[j * 3 + 2]) : 0;
val = (cr0 << 20) | (y0 << 10) | (cb0);
WRITE_UINT32_LE (dest + j * 16 + 0, val);
val = (y2 << 20) | (cb1 << 10) | (y1);
WRITE_UINT32_LE (dest + j * 16 + 4, val);
val = (cb2 << 20) | (y3 << 10) | (cr1);
WRITE_UINT32_LE (dest + j * 16 + 8, val);
val = (y5 << 20) | (cr2 << 10) | (y4);
WRITE_UINT32_LE (dest + j * 16 + 12, val);
}
}
CogFrame *
cog_virt_frame_new_pack_v210 (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_v210,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_v210;
return virt_frame;
}
static void
pack_ayuv (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_x123 (dest, src_y, src_u, src_v, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_AYUV (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_AYUV,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_ayuv;
return virt_frame;
}
static void
pack_rgb (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src_y;
uint8_t *src_u;
uint8_t *src_v;
int j;
src_y = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_u = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_v = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
for (j = 0; j < frame->width; j++) {
dest[j * 3 + 0] = src_y[j];
dest[j * 3 + 1] = src_u[j];
dest[j * 3 + 2] = src_v[j];
}
}
CogFrame *
cog_virt_frame_new_pack_RGB (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_RGB,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_rgb;
return virt_frame;
}
static const int cog_rgb_to_ycbcr_matrix_8bit_sdtv[] = {
66, 129, 25, 4096,
-38, -74, 112, 32768,
112, -94, -18, 32768,
};
static const int cog_rgb_to_ycbcr_matrix_8bit_hdtv[] = {
47, 157, 16, 4096,
-26, -87, 112, 32768,
112, -102, -10, 32768,
};
static void
color_matrix_RGB_to_YCbCr (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
int *matrix = frame->virt_priv2;
src1 = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src2 = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src3 = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
/* for RGB -> YUV */
switch (component) {
case 0:
orc_matrix3_000_u8 (dest, src1, src2, src3,
matrix[0], matrix[1], matrix[2], (16 << 8) + 128, 8, frame->width);
break;
case 1:
orc_matrix3_000_u8 (dest, src1, src2, src3,
matrix[4], matrix[5], matrix[6], (128 << 8) + 128, 8, frame->width);
break;
case 2:
orc_matrix3_000_u8 (dest, src1, src2, src3,
matrix[8], matrix[9], matrix[10], (128 << 8) + 128, 8, frame->width);
break;
default:
break;
}
}
static const int cog_ycbcr_to_rgb_matrix_6bit_sdtv[] = {
75, 0, 102, -14267,
75, -25, -52, 8677,
75, 129, 0, -17717,
};
static const int cog_ycbcr_to_rgb_matrix_8bit_sdtv[] = {
42, 0, 153, -57068,
42, -100, -208, 34707,
42, 4, 0, -70870,
};
static const int cog_ycbcr_to_rgb_matrix_6bit_hdtv[] = {
75, 0, 115, -15878,
75, -14, -34, 4920,
75, 135, 0, -18497,
};
static const int cog_ycbcr_to_rgb_matrix_8bit_hdtv[] = {
42, 0, 203, -63514,
42, -55, -136, 19681,
42, 29, 0, -73988,
};
static void
color_matrix_YCbCr_to_RGB_6bit (CogFrame * frame, void *_dest, int component,
int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
int *matrix = frame->virt_priv2;
src1 = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src2 = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src3 = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
switch (component) {
case 0:
orc_matrix2_u8 (dest, src1, src3, matrix[0], matrix[2], matrix[3] + 32,
frame->width);
break;
case 1:
orc_matrix3_u8 (dest, src1, src2, src3, matrix[4], matrix[5], matrix[6],
matrix[7] + 32, frame->width);
break;
case 2:
orc_matrix2_u8 (dest, src1, src2,
matrix[8], matrix[9], matrix[11] + 32, frame->width);
break;
default:
break;
}
}
static void
color_matrix_YCbCr_to_RGB_8bit (CogFrame * frame, void *_dest, int component,
int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
int *matrix = frame->virt_priv2;
src1 = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src2 = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src3 = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
switch (component) {
case 0:
orc_matrix2_11_u8 (dest, src1, src3, matrix[0], matrix[2], frame->width);
break;
case 1:
orc_matrix3_100_u8 (dest, src1, src2, src3,
matrix[4], matrix[5], matrix[6], frame->width);
break;
case 2:
orc_matrix2_12_u8 (dest, src1, src2, matrix[8], matrix[9], frame->width);
break;
default:
break;
}
}
CogFrame *
cog_virt_frame_new_color_matrix_YCbCr_to_RGB (CogFrame * vf,
CogColorMatrix color_matrix, int bits)
{
CogFrame *virt_frame;
//int *matrix = frame->virt_priv2;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_U8_444,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
if (bits <= 6) {
virt_frame->render_line = color_matrix_YCbCr_to_RGB_6bit;
if (color_matrix == COG_COLOR_MATRIX_HDTV) {
virt_frame->virt_priv2 = (void *) cog_ycbcr_to_rgb_matrix_6bit_hdtv;
} else {
virt_frame->virt_priv2 = (void *) cog_ycbcr_to_rgb_matrix_6bit_sdtv;
}
} else {
virt_frame->render_line = color_matrix_YCbCr_to_RGB_8bit;
if (color_matrix == COG_COLOR_MATRIX_HDTV) {
virt_frame->virt_priv2 = (void *) cog_ycbcr_to_rgb_matrix_8bit_hdtv;
} else {
virt_frame->virt_priv2 = (void *) cog_ycbcr_to_rgb_matrix_8bit_sdtv;
}
}
return virt_frame;
}
CogFrame *
cog_virt_frame_new_color_matrix_RGB_to_YCbCr (CogFrame * vf,
CogColorMatrix color_matrix, int coefficient_bits)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_U8_444,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = color_matrix_RGB_to_YCbCr;
if (color_matrix == COG_COLOR_MATRIX_HDTV) {
virt_frame->virt_priv2 = (void *) cog_rgb_to_ycbcr_matrix_8bit_hdtv;
} else {
virt_frame->virt_priv2 = (void *) cog_rgb_to_ycbcr_matrix_8bit_sdtv;
}
return virt_frame;
}
static const int cog_ycbcr_sdtv_to_ycbcr_hdtv_matrix_8bit[] = {
256, -30, -53, 10600,
0, 261, 29, -4367,
0, 19, 262, -3289,
};
static const int cog_ycbcr_hdtv_to_ycbcr_sdtv_matrix_8bit[] = {
256, 25, 49, -9536,
0, 253, -28, 3958,
0, -19, 252, 2918,
};
static void
color_matrix_YCbCr_to_YCbCr (CogFrame * frame, void *_dest, int component,
int i)
{
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
uint8_t *src3;
int *matrix = frame->virt_priv2;
src1 = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src2 = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src3 = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
switch (component) {
case 0:
orc_matrix3_100_offset_u8 (dest, src1, src2, src3,
matrix[0] - 256, matrix[1], matrix[2], matrix[3], 8, frame->width);
break;
case 1:
orc_matrix3_000_u8 (dest, src1, src2, src3,
matrix[4], matrix[5], matrix[6], matrix[7], 8, frame->width);
break;
case 2:
orc_matrix3_000_u8 (dest, src1, src2, src3,
matrix[8], matrix[9], matrix[10], matrix[11], 8, frame->width);
break;
default:
break;
}
}
CogFrame *
cog_virt_frame_new_color_matrix_YCbCr_to_YCbCr (CogFrame * vf,
CogColorMatrix in_color_matrix, CogColorMatrix out_color_matrix, int bits)
{
CogFrame *virt_frame;
if (in_color_matrix == out_color_matrix)
return vf;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_U8_444,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = color_matrix_YCbCr_to_YCbCr;
if (in_color_matrix == COG_COLOR_MATRIX_HDTV) {
virt_frame->virt_priv2 = (void *) cog_ycbcr_hdtv_to_ycbcr_sdtv_matrix_8bit;
} else {
virt_frame->virt_priv2 = (void *) cog_ycbcr_sdtv_to_ycbcr_hdtv_matrix_8bit;
}
return virt_frame;
}
static void
convert_444_422 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
n_src = frame->virt_frame1->components[component].width;
if (component == 0) {
orc_memcpy (dest, src, frame->width);
} else {
cogorc_downsample_horiz_cosite_1tap (dest + 1,
(uint16_t *) (src + 2), frame->components[component].width - 1);
{
int j;
int x;
j = 0;
x = 1 * src[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 2 * src[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 1 * src[CLAMP (j * 2 + 1, 0, n_src - 1)];
dest[j] = CLAMP ((x + 2) >> 2, 0, 255);
}
}
}
static void
convert_422_420 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width);
} else {
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 0, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
cogorc_downsample_vert_halfsite_2tap (dest, src1, src2,
frame->components[component].width);
}
}
static void
convert_444_420_mpeg2 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width);
} else {
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 0, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
#if 0
cogorc_downsample_420_mpeg2 (dest + 1,
(uint16_t *) src1, (uint16_t *) (src1 + 2),
(uint16_t *) src2, (uint16_t *) (src2 + 2),
frame->components[component].width - 1);
#else
{
int j;
int x;
for (j = 1; j < frame->components[component].width; j++) {
x = 1 * src1[j * 2 - 1];
x += 2 * src1[j * 2 + 0];
x += 1 * src1[j * 2 + 1];
x += 1 * src2[j * 2 - 1];
x += 2 * src2[j * 2 + 0];
x += 1 * src2[j * 2 + 1];
dest[j] = CLAMP ((x + 4) >> 3, 0, 255);
}
}
#endif
{
int j;
int x;
j = 0;
x = 1 * src1[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 2 * src1[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 1 * src1[CLAMP (j * 2 + 1, 0, n_src - 1)];
x += 1 * src2[CLAMP (j * 2 - 1, 0, n_src - 1)];
x += 2 * src2[CLAMP (j * 2 + 0, 0, n_src - 1)];
x += 1 * src2[CLAMP (j * 2 + 1, 0, n_src - 1)];
dest[j] = CLAMP ((x + 4) >> 3, 0, 255);
}
}
}
static void
convert_444_420_jpeg (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width);
} else {
uint8_t *dest = _dest;
uint8_t *src1;
uint8_t *src2;
int n_src;
n_src = frame->virt_frame1->components[component].height;
src1 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 0, 0, n_src - 1));
src2 = cog_virt_frame_get_line (frame->virt_frame1, component,
CLAMP (i * 2 + 1, 0, n_src - 1));
cogorc_downsample_420_jpeg (dest,
(uint16_t *) src1, (uint16_t *) src2,
frame->components[component].width);
}
}
/* up */
static void
convert_420_444_mpeg2 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_taps = frame->param1;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->width);
} else {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i / 2);
switch (n_taps) {
default:
case 2:
cogorc_upsample_horiz_cosite (dest, src, src + 1,
frame->components[component].width / 2 - 1);
break;
}
dest[frame->components[component].width - 2] =
src[frame->components[component].width / 2 - 1];
dest[frame->components[component].width - 1] =
src[frame->components[component].width / 2 - 1];
}
}
static void
convert_420_444_jpeg (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_taps = frame->param1;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->width);
} else {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i / 2);
switch (n_taps) {
default:
case 1:
cogorc_upsample_horiz_cosite_1tap (dest, src,
frame->components[component].width / 2 - 1);
break;
}
dest[frame->components[component].width - 2] =
src[frame->components[component].width / 2 - 1];
dest[frame->components[component].width - 1] =
src[frame->components[component].width / 2 - 1];
}
}
static void
convert_422_444 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_taps = frame->param1;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
if (component == 0) {
orc_memcpy (dest, src, frame->width);
} else {
switch (n_taps) {
default:
case 2:
cogorc_upsample_horiz_cosite (dest, src, src + 1,
frame->components[component].width / 2 - 1);
break;
}
dest[frame->components[component].width - 2] =
src[frame->components[component].width / 2 - 1];
dest[frame->components[component].width - 1] =
src[frame->components[component].width / 2 - 1];
}
}
static void
convert_420_422 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
int n_taps = frame->param1;
if (component == 0) {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width);
} else {
switch (n_taps) {
case 1:
default:
src = cog_virt_frame_get_line (frame->virt_frame1, component, i >> 1);
orc_memcpy (dest, src, frame->components[component].width);
break;
case 2:
if ((i & 1) && i < frame->components[component].height - 1) {
uint8_t *src2;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i >> 1);
src2 = cog_virt_frame_get_line (frame->virt_frame1,
component, (i >> 1) + 1);
cogorc_upsample_vert_avgub (dest, src, src2,
frame->components[component].width);
} else {
src = cog_virt_frame_get_line (frame->virt_frame1, component, i >> 1);
orc_memcpy (dest, src, frame->components[component].width);
}
break;
}
}
}
CogFrame *
cog_virt_frame_new_subsample (CogFrame * vf, CogFrameFormat format,
CogChromaSite chroma_site, int n_taps)
{
CogFrame *virt_frame;
CogFrameRenderFunc render_line;
if (vf->format == format) {
return vf;
}
if (vf->format == COG_FRAME_FORMAT_U8_422 &&
format == COG_FRAME_FORMAT_U8_420) {
render_line = convert_422_420;
} else if (vf->format == COG_FRAME_FORMAT_U8_444 &&
format == COG_FRAME_FORMAT_U8_420) {
if (chroma_site == COG_CHROMA_SITE_MPEG2) {
render_line = convert_444_420_mpeg2;
} else {
render_line = convert_444_420_jpeg;
}
} else if (vf->format == COG_FRAME_FORMAT_U8_444 &&
format == COG_FRAME_FORMAT_U8_422) {
render_line = convert_444_422;
} else if (vf->format == COG_FRAME_FORMAT_U8_420 &&
format == COG_FRAME_FORMAT_U8_422) {
render_line = convert_420_422;
} else if (vf->format == COG_FRAME_FORMAT_U8_420 &&
format == COG_FRAME_FORMAT_U8_444) {
if (chroma_site == COG_CHROMA_SITE_MPEG2) {
render_line = convert_420_444_mpeg2;
} else {
render_line = convert_420_444_jpeg;
}
} else if (vf->format == COG_FRAME_FORMAT_U8_422 &&
format == COG_FRAME_FORMAT_U8_444) {
render_line = convert_422_444;
} else {
GST_ERROR ("trying to subsample from %d to %d", vf->format, format);
g_return_val_if_reached (NULL);
}
virt_frame = cog_frame_new_virtual (NULL, format, vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->param1 = n_taps;
virt_frame->render_line = render_line;
return virt_frame;
}
static void
convert_u8_s16 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
int16_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_addc_convert_u8_s16 (dest, frame->virt_priv,
frame->components[component].width);
}
CogFrame *
cog_virt_frame_new_convert_u8 (CogFrame * vf)
{
CogFrame *virt_frame;
CogFrameFormat format;
format = (vf->format & 3) | COG_FRAME_FORMAT_U8_444;
virt_frame = cog_frame_new_virtual (NULL, format, vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = convert_u8_s16;
virt_frame->virt_priv = g_malloc (sizeof (int16_t) * vf->width);
return virt_frame;
}
static void
convert_s16_u8 (CogFrame * frame, void *_dest, int component, int i)
{
int16_t *dest = _dest;
uint8_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_subc_convert_s16_u8 (dest, src, frame->components[component].width);
}
CogFrame *
cog_virt_frame_new_convert_s16 (CogFrame * vf)
{
CogFrame *virt_frame;
CogFrameFormat format;
format = (vf->format & 3) | COG_FRAME_FORMAT_S16_444;
virt_frame = cog_frame_new_virtual (NULL, format, vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = convert_s16_u8;
return virt_frame;
}
static void
crop_u8 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width);
}
static void
crop_s16 (CogFrame * frame, void *_dest, int component, int i)
{
int16_t *dest = _dest;
int16_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, component, i);
orc_memcpy (dest, src, frame->components[component].width * sizeof (int16_t));
}
CogFrame *
cog_virt_frame_new_crop (CogFrame * vf, int width, int height)
{
CogFrame *virt_frame;
if (width == vf->width && height == vf->height)
return vf;
g_return_val_if_fail (width <= vf->width, NULL);
g_return_val_if_fail (height <= vf->height, NULL);
virt_frame = cog_frame_new_virtual (NULL, vf->format, width, height);
virt_frame->virt_frame1 = vf;
switch (COG_FRAME_FORMAT_DEPTH (vf->format)) {
case COG_FRAME_FORMAT_DEPTH_U8:
virt_frame->render_line = crop_u8;
break;
case COG_FRAME_FORMAT_DEPTH_S16:
virt_frame->render_line = crop_s16;
break;
default:
g_return_val_if_reached (NULL);
break;
}
return virt_frame;
}
static void
edge_extend_u8 (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint8_t *src;
CogFrame *srcframe = frame->virt_frame1;
src = cog_virt_frame_get_line (frame->virt_frame1, component,
MIN (i, srcframe->components[component].height - 1));
orc_memcpy (dest, src, srcframe->components[component].width);
orc_splat_u8_ns (dest + srcframe->components[component].width,
dest[srcframe->components[component].width - 1],
frame->components[component].width -
srcframe->components[component].width);
}
static void
edge_extend_s16 (CogFrame * frame, void *_dest, int component, int i)
{
int16_t *dest = _dest;
int16_t *src;
CogFrame *srcframe = frame->virt_frame1;
src = cog_virt_frame_get_line (frame->virt_frame1, component,
MIN (i, srcframe->components[component].height - 1));
orc_memcpy (dest, src,
srcframe->components[component].width * sizeof (int16_t));
orc_splat_s16_ns (dest + srcframe->components[component].width,
dest[srcframe->components[component].width - 1],
frame->components[component].width -
srcframe->components[component].width);
}
CogFrame *
cog_virt_frame_new_edgeextend (CogFrame * vf, int width, int height)
{
CogFrame *virt_frame;
if (width == vf->width && height == vf->height)
return vf;
g_return_val_if_fail (width >= vf->width, NULL);
g_return_val_if_fail (height >= vf->height, NULL);
virt_frame = cog_frame_new_virtual (NULL, vf->format, width, height);
virt_frame->virt_frame1 = vf;
switch (COG_FRAME_FORMAT_DEPTH (vf->format)) {
case COG_FRAME_FORMAT_DEPTH_U8:
virt_frame->render_line = edge_extend_u8;
break;
case COG_FRAME_FORMAT_DEPTH_S16:
virt_frame->render_line = edge_extend_s16;
break;
default:
g_return_val_if_reached (NULL);
break;
}
return virt_frame;
}
static void
pack_RGBx (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_123x (dest, src_r, src_g, src_b, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_RGBx (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_RGBx,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_RGBx;
return virt_frame;
}
static void
pack_xRGB (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_x123 (dest, src_r, src_g, src_b, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_xRGB (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_xRGB,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_xRGB;
return virt_frame;
}
static void
pack_BGRx (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_123x (dest, src_b, src_g, src_r, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_BGRx (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_BGRx,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_BGRx;
return virt_frame;
}
static void
pack_xBGR (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_x123 (dest, src_b, src_g, src_r, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_xBGR (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_xBGR,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_xBGR;
return virt_frame;
}
static void
pack_RGBA (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_123x (dest, src_r, src_g, src_b, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_RGBA (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_RGBA,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_RGBA;
return virt_frame;
}
static void
pack_ARGB (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_x123 (dest, src_r, src_g, src_b, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_ARGB (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_ARGB,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_ARGB;
return virt_frame;
}
static void
pack_BGRA (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_123x (dest, src_b, src_g, src_r, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_BGRA (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_BGRA,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_BGRA;
return virt_frame;
}
static void
pack_ABGR (CogFrame * frame, void *_dest, int component, int i)
{
uint32_t *dest = _dest;
uint8_t *src_r;
uint8_t *src_g;
uint8_t *src_b;
src_r = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
src_g = cog_virt_frame_get_line (frame->virt_frame1, 1, i);
src_b = cog_virt_frame_get_line (frame->virt_frame1, 2, i);
orc_pack_x123 (dest, src_b, src_g, src_r, 0xff, frame->width);
}
CogFrame *
cog_virt_frame_new_pack_ABGR (CogFrame * vf)
{
CogFrame *virt_frame;
virt_frame = cog_frame_new_virtual (NULL, COG_FRAME_FORMAT_ABGR,
vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = pack_ABGR;
return virt_frame;
}
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