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gstreamer/gst/videoconvert/videoconvert.c

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/* GStreamer
* Copyright (C) 2010 David Schleef <ds@schleef.org>
* Copyright (C) 2010 Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "videoconvert.h"
#include <glib.h>
#include <string.h>
#include <math.h>
#include "gstvideoconvertorc.h"
static void videoconvert_convert_generic (VideoConvert * convert,
GstVideoFrame * dest, const GstVideoFrame * src);
static void videoconvert_convert_matrix8 (VideoConvert * convert,
gpointer pixels);
static void videoconvert_convert_matrix16 (VideoConvert * convert,
gpointer pixels);
static gboolean videoconvert_convert_lookup_fastpath (VideoConvert * convert);
static gboolean videoconvert_convert_compute_matrix (VideoConvert * convert);
static gboolean videoconvert_convert_compute_resample (VideoConvert * convert);
static void videoconvert_dither_verterr (VideoConvert * convert,
guint16 * pixels, int j);
static void videoconvert_dither_halftone (VideoConvert * convert,
guint16 * pixels, int j);
VideoConvert *
videoconvert_convert_new (GstVideoInfo * in_info, GstVideoInfo * out_info)
{
VideoConvert *convert;
gint width;
convert = g_malloc0 (sizeof (VideoConvert));
convert->in_info = *in_info;
convert->out_info = *out_info;
convert->dither16 = NULL;
convert->width = GST_VIDEO_INFO_WIDTH (in_info);
convert->height = GST_VIDEO_INFO_HEIGHT (in_info);
if (!videoconvert_convert_lookup_fastpath (convert)) {
convert->convert = videoconvert_convert_generic;
if (!videoconvert_convert_compute_matrix (convert))
goto no_convert;
if (!videoconvert_convert_compute_resample (convert))
goto no_convert;
}
width = convert->width;
convert->lines = out_info->finfo->pack_lines;
convert->errline = g_malloc0 (sizeof (guint16) * width * 4);
return convert;
/* ERRORS */
no_convert:
{
videoconvert_convert_free (convert);
return NULL;
}
}
void
videoconvert_convert_free (VideoConvert * convert)
{
gint i;
if (convert->upsample)
gst_video_chroma_resample_free (convert->upsample);
if (convert->downsample)
gst_video_chroma_resample_free (convert->downsample);
for (i = 0; i < convert->n_tmplines; i++)
g_free (convert->tmplines[i]);
g_free (convert->tmplines);
g_free (convert->errline);
g_free (convert);
}
void
videoconvert_convert_set_dither (VideoConvert * convert, int type)
{
switch (type) {
case 0:
default:
convert->dither16 = NULL;
break;
case 1:
convert->dither16 = videoconvert_dither_verterr;
break;
case 2:
convert->dither16 = videoconvert_dither_halftone;
break;
}
}
void
videoconvert_convert_convert (VideoConvert * convert,
GstVideoFrame * dest, const GstVideoFrame * src)
{
convert->convert (convert, dest, src);
}
#define SCALE (8)
#define SCALE_F ((float) (1 << SCALE))
static void
videoconvert_convert_matrix8 (VideoConvert * convert, gpointer pixels)
{
int i;
int r, g, b;
int y, u, v;
guint8 *p = pixels;
for (i = 0; i < convert->width; i++) {
r = p[i * 4 + 1];
g = p[i * 4 + 2];
b = p[i * 4 + 3];
y = (convert->cmatrix[0][0] * r + convert->cmatrix[0][1] * g +
convert->cmatrix[0][2] * b + convert->cmatrix[0][3]) >> SCALE;
u = (convert->cmatrix[1][0] * r + convert->cmatrix[1][1] * g +
convert->cmatrix[1][2] * b + convert->cmatrix[1][3]) >> SCALE;
v = (convert->cmatrix[2][0] * r + convert->cmatrix[2][1] * g +
convert->cmatrix[2][2] * b + convert->cmatrix[2][3]) >> SCALE;
p[i * 4 + 1] = CLAMP (y, 0, 255);
p[i * 4 + 2] = CLAMP (u, 0, 255);
p[i * 4 + 3] = CLAMP (v, 0, 255);
}
}
static void
videoconvert_convert_matrix16 (VideoConvert * convert, gpointer pixels)
{
int i;
int r, g, b;
int y, u, v;
guint16 *p = pixels;
for (i = 0; i < convert->width; i++) {
r = p[i * 4 + 1];
g = p[i * 4 + 2];
b = p[i * 4 + 3];
y = (convert->cmatrix[0][0] * r + convert->cmatrix[0][1] * g +
convert->cmatrix[0][2] * b + convert->cmatrix[0][3]) >> SCALE;
u = (convert->cmatrix[1][0] * r + convert->cmatrix[1][1] * g +
convert->cmatrix[1][2] * b + convert->cmatrix[1][3]) >> SCALE;
v = (convert->cmatrix[2][0] * r + convert->cmatrix[2][1] * g +
convert->cmatrix[2][2] * b + convert->cmatrix[2][3]) >> SCALE;
p[i * 4 + 1] = CLAMP (y, 0, 65535);
p[i * 4 + 2] = CLAMP (u, 0, 65535);
p[i * 4 + 3] = CLAMP (v, 0, 65535);
}
}
static gboolean
get_Kr_Kb (GstVideoColorMatrix matrix, gdouble * Kr, gdouble * Kb)
{
gboolean res = TRUE;
switch (matrix) {
/* RGB */
default:
case GST_VIDEO_COLOR_MATRIX_RGB:
res = FALSE;
break;
/* YUV */
case GST_VIDEO_COLOR_MATRIX_FCC:
*Kr = 0.30;
*Kb = 0.11;
break;
case GST_VIDEO_COLOR_MATRIX_BT709:
*Kr = 0.2126;
*Kb = 0.0722;
break;
case GST_VIDEO_COLOR_MATRIX_BT601:
*Kr = 0.2990;
*Kb = 0.1140;
break;
case GST_VIDEO_COLOR_MATRIX_SMPTE240M:
*Kr = 0.212;
*Kb = 0.087;
break;
}
GST_DEBUG ("matrix: %d, Kr %f, Kb %f", matrix, *Kr, *Kb);
return res;
}
static gboolean
videoconvert_convert_compute_matrix (VideoConvert * convert)
{
GstVideoInfo *in_info, *out_info;
ColorMatrix dst;
gint i, j;
const GstVideoFormatInfo *sfinfo, *dfinfo;
const GstVideoFormatInfo *suinfo, *duinfo;
gint offset[4], scale[4];
gdouble Kr = 0, Kb = 0;
in_info = &convert->in_info;
out_info = &convert->out_info;
sfinfo = in_info->finfo;
dfinfo = out_info->finfo;
if (sfinfo->unpack_func == NULL)
goto no_unpack_func;
if (dfinfo->pack_func == NULL)
goto no_pack_func;
suinfo = gst_video_format_get_info (sfinfo->unpack_format);
duinfo = gst_video_format_get_info (dfinfo->unpack_format);
convert->in_bits = GST_VIDEO_FORMAT_INFO_DEPTH (suinfo, 0);
convert->out_bits = GST_VIDEO_FORMAT_INFO_DEPTH (duinfo, 0);
GST_DEBUG ("in bits %d, out bits %d", convert->in_bits, convert->out_bits);
if (in_info->colorimetry.range == out_info->colorimetry.range &&
in_info->colorimetry.matrix == out_info->colorimetry.matrix) {
GST_DEBUG ("using identity color transform");
convert->matrix = NULL;
return TRUE;
}
/* calculate intermediate format for the matrix. When unpacking, we expand
* input to 16 when one of the inputs is 16 bits */
if (convert->in_bits == 16 || convert->out_bits == 16) {
convert->matrix = videoconvert_convert_matrix16;
if (GST_VIDEO_FORMAT_INFO_IS_RGB (suinfo))
suinfo = gst_video_format_get_info (GST_VIDEO_FORMAT_ARGB64);
else
suinfo = gst_video_format_get_info (GST_VIDEO_FORMAT_AYUV64);
if (GST_VIDEO_FORMAT_INFO_IS_RGB (duinfo))
duinfo = gst_video_format_get_info (GST_VIDEO_FORMAT_ARGB64);
else
duinfo = gst_video_format_get_info (GST_VIDEO_FORMAT_AYUV64);
} else {
convert->matrix = videoconvert_convert_matrix8;
}
color_matrix_set_identity (&dst);
/* 1, bring color components to [0..1.0] range */
gst_video_color_range_offsets (in_info->colorimetry.range, suinfo, offset,
scale);
color_matrix_offset_components (&dst, -offset[0], -offset[1], -offset[2]);
color_matrix_scale_components (&dst, 1 / ((float) scale[0]),
1 / ((float) scale[1]), 1 / ((float) scale[2]));
/* 2. bring components to R'G'B' space */
if (get_Kr_Kb (in_info->colorimetry.matrix, &Kr, &Kb))
color_matrix_YCbCr_to_RGB (&dst, Kr, Kb);
/* 3. inverse transfer function. R'G'B' to linear RGB */
/* 4. from RGB to XYZ using the primaries */
/* 5. from XYZ to RGB using the primaries */
/* 6. transfer function. linear RGB to R'G'B' */
/* 7. bring components to YCbCr space */
if (get_Kr_Kb (out_info->colorimetry.matrix, &Kr, &Kb))
color_matrix_RGB_to_YCbCr (&dst, Kr, Kb);
/* 8, bring color components to nominal range */
gst_video_color_range_offsets (out_info->colorimetry.range, duinfo, offset,
scale);
color_matrix_scale_components (&dst, (float) scale[0], (float) scale[1],
(float) scale[2]);
color_matrix_offset_components (&dst, offset[0], offset[1], offset[2]);
/* because we're doing fixed point matrix coefficients */
color_matrix_scale_components (&dst, SCALE_F, SCALE_F, SCALE_F);
for (i = 0; i < 4; i++)
for (j = 0; j < 4; j++)
convert->cmatrix[i][j] = rint (dst.m[i][j]);
GST_DEBUG ("[%6d %6d %6d %6d]", convert->cmatrix[0][0],
convert->cmatrix[0][1], convert->cmatrix[0][2], convert->cmatrix[0][3]);
GST_DEBUG ("[%6d %6d %6d %6d]", convert->cmatrix[1][0],
convert->cmatrix[1][1], convert->cmatrix[1][2], convert->cmatrix[1][3]);
GST_DEBUG ("[%6d %6d %6d %6d]", convert->cmatrix[2][0],
convert->cmatrix[2][1], convert->cmatrix[2][2], convert->cmatrix[2][3]);
GST_DEBUG ("[%6d %6d %6d %6d]", convert->cmatrix[3][0],
convert->cmatrix[3][1], convert->cmatrix[3][2], convert->cmatrix[3][3]);
return TRUE;
/* ERRORS */
no_unpack_func:
{
GST_ERROR ("no unpack_func for format %s",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)));
return FALSE;
}
no_pack_func:
{
GST_ERROR ("no pack_func for format %s",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (out_info)));
return FALSE;
}
}
static void
videoconvert_dither_verterr (VideoConvert * convert, guint16 * pixels, int j)
{
int i;
guint16 *errline = convert->errline;
unsigned int mask = 0xff;
for (i = 0; i < 4 * convert->width; i++) {
int x = pixels[i] + errline[i];
if (x > 65535)
x = 65535;
pixels[i] = x;
errline[i] = x & mask;
}
}
static void
videoconvert_dither_halftone (VideoConvert * convert, guint16 * pixels, int j)
{
int i;
static guint16 halftone[8][8] = {
{0, 128, 32, 160, 8, 136, 40, 168},
{192, 64, 224, 96, 200, 72, 232, 104},
{48, 176, 16, 144, 56, 184, 24, 152},
{240, 112, 208, 80, 248, 120, 216, 88},
{12, 240, 44, 172, 4, 132, 36, 164},
{204, 76, 236, 108, 196, 68, 228, 100},
{60, 188, 28, 156, 52, 180, 20, 148},
{252, 142, 220, 92, 244, 116, 212, 84}
};
for (i = 0; i < convert->width * 4; i++) {
int x;
x = pixels[i] + halftone[(i >> 2) & 7][j & 7];
if (x > 65535)
x = 65535;
pixels[i] = x;
}
}
static void
alloc_tmplines (VideoConvert * convert, guint lines, gint width)
{
gint i;
convert->n_tmplines = lines;
convert->tmplines = g_malloc (lines * sizeof (gpointer));
for (i = 0; i < lines; i++)
convert->tmplines[i] = g_malloc (sizeof (guint16) * (width + 8) * 4);
}
static gboolean
videoconvert_convert_compute_resample (VideoConvert * convert)
{
GstVideoInfo *in_info, *out_info;
const GstVideoFormatInfo *sfinfo, *dfinfo;
gint width;
in_info = &convert->in_info;
out_info = &convert->out_info;
sfinfo = in_info->finfo;
dfinfo = out_info->finfo;
width = convert->width;
if (sfinfo->w_sub[2] != dfinfo->w_sub[2] ||
sfinfo->h_sub[2] != dfinfo->h_sub[2] ||
in_info->chroma_site != out_info->chroma_site) {
convert->upsample = gst_video_chroma_resample_new (0,
in_info->chroma_site, 0, sfinfo->unpack_format, sfinfo->w_sub[2],
sfinfo->h_sub[2]);
convert->downsample = gst_video_chroma_resample_new (0,
out_info->chroma_site, 0, dfinfo->unpack_format, -dfinfo->w_sub[2],
-dfinfo->h_sub[2]);
} else {
convert->upsample = NULL;
convert->downsample = NULL;
}
if (convert->upsample) {
gst_video_chroma_resample_get_info (convert->upsample,
&convert->up_n_lines, &convert->up_offset);
} else {
convert->up_n_lines = 1;
convert->up_offset = 0;
}
if (convert->downsample) {
gst_video_chroma_resample_get_info (convert->downsample,
&convert->down_n_lines, &convert->down_offset);
} else {
convert->down_n_lines = 1;
convert->down_offset = 0;
}
GST_DEBUG ("upsample: %p, site: %d, offset %d, n_lines %d", convert->upsample,
in_info->chroma_site, convert->up_offset, convert->up_n_lines);
GST_DEBUG ("downsample: %p, site: %d, offset %d, n_lines %d",
convert->downsample, out_info->chroma_site, convert->down_offset,
convert->down_n_lines);
alloc_tmplines (convert, convert->down_n_lines + convert->up_n_lines, width);
return TRUE;
}
#define TO_16(x) (((x)<<8) | (x))
static void
convert_to16 (gpointer line, gint width)
{
guint8 *line8 = line;
guint16 *line16 = line;
gint i;
for (i = (width - 1) * 4; i >= 0; i--)
line16[i] = TO_16 (line8[i]);
}
static void
convert_to8 (gpointer line, gint width)
{
guint8 *line8 = line;
guint16 *line16 = line;
gint i;
for (i = 0; i < width * 4; i++)
line8[i] = line16[i] >> 8;
}
#define UNPACK_FRAME(frame,dest,line,width) \
frame->info.finfo->unpack_func (frame->info.finfo, \
(GST_VIDEO_FRAME_IS_INTERLACED (frame) ? \
GST_VIDEO_PACK_FLAG_INTERLACED : \
GST_VIDEO_PACK_FLAG_NONE), \
dest, frame->data, frame->info.stride, 0, \
line, width)
#define PACK_FRAME(frame,dest,line,width) \
frame->info.finfo->pack_func (frame->info.finfo, \
(GST_VIDEO_FRAME_IS_INTERLACED (frame) ? \
GST_VIDEO_PACK_FLAG_INTERLACED : \
GST_VIDEO_PACK_FLAG_NONE), \
dest, 0, frame->data, frame->info.stride, \
frame->info.chroma_site, line, width);
static void
videoconvert_convert_generic (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int j, k;
gint width, height, lines, max_lines;
guint in_bits, out_bits;
gconstpointer pal;
gsize palsize;
guint up_n_lines, down_n_lines;
gint up_offset, down_offset;
gint in_lines, out_lines;
gint up_line, down_line;
gint start_offset, stop_offset;
gpointer in_tmplines[8];
gpointer out_tmplines[8];
height = convert->height;
width = convert->width;
in_bits = convert->in_bits;
out_bits = convert->out_bits;
lines = convert->lines;
up_n_lines = convert->up_n_lines;
up_offset = convert->up_offset;
down_n_lines = convert->down_n_lines;
down_offset = convert->down_offset;
max_lines = convert->n_tmplines;
in_lines = 0;
out_lines = 0;
GST_DEBUG ("up_offset %d, up_n_lines %u", up_offset, up_n_lines);
start_offset = MIN (up_offset, down_offset);
stop_offset = height + start_offset + MAX (up_n_lines, down_n_lines);
for (; start_offset < stop_offset; start_offset++) {
guint idx, start;
idx = CLAMP (start_offset, 0, height);
in_tmplines[in_lines] = convert->tmplines[idx % max_lines];
out_tmplines[out_lines] = in_tmplines[in_lines];
GST_DEBUG ("start_offset %d/%d, %d, idx %u, in %d, out %d", start_offset,
stop_offset, up_offset, idx, in_lines, out_lines);
up_line = up_offset + in_lines;
/* extract the next line */
if (up_line >= 0 && up_line < height) {
GST_DEBUG ("unpack line %d into %d", up_line, in_lines);
UNPACK_FRAME (src, in_tmplines[in_lines], up_line, width);
}
if (start_offset >= up_offset)
in_lines++;
if (start_offset >= down_offset)
out_lines++;
if (in_lines < up_n_lines)
continue;
in_lines = 0;
/* we have enough lines to upsample */
if (convert->upsample) {
GST_DEBUG ("doing upsample");
gst_video_chroma_resample (convert->upsample, in_tmplines, width);
}
/* convert upsampled lines */
for (k = 0; k < up_n_lines; k++) {
down_line = up_offset + k;
/* only takes lines with valid output */
if (down_line < 0 || down_line >= height)
continue;
GST_DEBUG ("handle line %d, %d/%d, down_line %d", k, out_lines,
down_n_lines, down_line);
if (out_bits == 16 || in_bits == 16) {
/* FIXME, we can scale in the conversion matrix */
if (in_bits == 8)
convert_to16 (in_tmplines[k], width);
if (convert->matrix)
convert->matrix (convert, in_tmplines[k]);
if (convert->dither16)
convert->dither16 (convert, in_tmplines[k], down_line);
if (out_bits == 8)
convert_to8 (in_tmplines[k], width);
} else {
if (convert->matrix)
convert->matrix (convert, in_tmplines[k]);
}
}
start = 0;
while (out_lines >= down_n_lines) {
if (convert->downsample) {
GST_DEBUG ("doing downsample %u", start);
gst_video_chroma_resample (convert->downsample,
&out_tmplines[start], width);
}
for (j = 0; j < down_n_lines; j += lines) {
idx = down_offset + j;
if (idx >= 0 && idx < height) {
GST_DEBUG ("packing line %d %d %d", j + start, down_offset, idx);
/* FIXME, not correct if lines > 1 */
PACK_FRAME (dest, out_tmplines[j + start], idx, width);
}
}
down_offset += down_n_lines;
start += down_n_lines;
out_lines -= down_n_lines;
}
/* we didn't process these lines, move them up for the next round */
for (j = 0; j < out_lines; j++) {
GST_DEBUG ("move line %d->%d", j + start, j);
out_tmplines[j] = out_tmplines[j + start];
}
up_offset += up_n_lines;
}
if ((pal =
gst_video_format_get_palette (GST_VIDEO_FRAME_FORMAT (dest),
&palsize))) {
memcpy (GST_VIDEO_FRAME_PLANE_DATA (dest, 1), pal, palsize);
}
}
#define FRAME_GET_PLANE_STRIDE(frame, plane) \
GST_VIDEO_FRAME_PLANE_STRIDE (frame, plane)
#define FRAME_GET_PLANE_LINE(frame, plane, line) \
(gpointer)(((guint8*)(GST_VIDEO_FRAME_PLANE_DATA (frame, plane))) + \
FRAME_GET_PLANE_STRIDE (frame, plane) * (line))
#define FRAME_GET_COMP_STRIDE(frame, comp) \
GST_VIDEO_FRAME_COMP_STRIDE (frame, comp)
#define FRAME_GET_COMP_LINE(frame, comp, line) \
(gpointer)(((guint8*)(GST_VIDEO_FRAME_COMP_DATA (frame, comp))) + \
FRAME_GET_COMP_STRIDE (frame, comp) * (line))
#define FRAME_GET_STRIDE(frame) FRAME_GET_PLANE_STRIDE (frame, 0)
#define FRAME_GET_LINE(frame,line) FRAME_GET_PLANE_LINE (frame, 0, line)
#define FRAME_GET_Y_LINE(frame,line) FRAME_GET_COMP_LINE(frame, GST_VIDEO_COMP_Y, line)
#define FRAME_GET_U_LINE(frame,line) FRAME_GET_COMP_LINE(frame, GST_VIDEO_COMP_U, line)
#define FRAME_GET_V_LINE(frame,line) FRAME_GET_COMP_LINE(frame, GST_VIDEO_COMP_V, line)
#define FRAME_GET_A_LINE(frame,line) FRAME_GET_COMP_LINE(frame, GST_VIDEO_COMP_A, line)
#define FRAME_GET_Y_STRIDE(frame) FRAME_GET_COMP_STRIDE(frame, GST_VIDEO_COMP_Y)
#define FRAME_GET_U_STRIDE(frame) FRAME_GET_COMP_STRIDE(frame, GST_VIDEO_COMP_U)
#define FRAME_GET_V_STRIDE(frame) FRAME_GET_COMP_STRIDE(frame, GST_VIDEO_COMP_V)
#define FRAME_GET_A_STRIDE(frame) FRAME_GET_COMP_STRIDE(frame, GST_VIDEO_COMP_A)
/* Fast paths */
#define GET_LINE_OFFSETS(interlaced,line,l1,l2) \
if (interlaced) { \
l1 = (line & 2 ? line - 1 : line); \
l2 = l1 + 2; \
} else { \
l1 = line; \
l2 = l1 + 1; \
}
static void
convert_I420_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
GET_LINE_OFFSETS (interlaced, i, l1, l2);
video_convert_orc_convert_I420_YUY2 (FRAME_GET_LINE (dest, l1),
FRAME_GET_LINE (dest, l2),
FRAME_GET_Y_LINE (src, l1),
FRAME_GET_Y_LINE (src, l2),
FRAME_GET_U_LINE (src, i >> 1),
FRAME_GET_V_LINE (src, i >> 1), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_I420_UYVY (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
GET_LINE_OFFSETS (interlaced, i, l1, l2);
video_convert_orc_convert_I420_UYVY (FRAME_GET_LINE (dest, l1),
FRAME_GET_LINE (dest, l2),
FRAME_GET_Y_LINE (src, l1),
FRAME_GET_Y_LINE (src, l2),
FRAME_GET_U_LINE (src, i >> 1),
FRAME_GET_V_LINE (src, i >> 1), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_I420_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
GET_LINE_OFFSETS (interlaced, i, l1, l2);
video_convert_orc_convert_I420_AYUV (FRAME_GET_LINE (dest, l1),
FRAME_GET_LINE (dest, l2),
FRAME_GET_Y_LINE (src, l1),
FRAME_GET_Y_LINE (src, l2),
FRAME_GET_U_LINE (src, i >> 1), FRAME_GET_V_LINE (src, i >> 1), width);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_I420_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_420_422 (FRAME_GET_U_LINE (dest, 0),
2 * FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (dest, 1),
2 * FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), (width + 1) / 2, height / 2);
video_convert_orc_planar_chroma_420_422 (FRAME_GET_V_LINE (dest, 0),
2 * FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (dest, 1),
2 * FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), (width + 1) / 2, height / 2);
}
static void
convert_I420_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_420_444 (FRAME_GET_U_LINE (dest, 0),
2 * FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (dest, 1),
2 * FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), (width + 1) / 2, height / 2);
video_convert_orc_planar_chroma_420_444 (FRAME_GET_V_LINE (dest, 0),
2 * FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (dest, 1),
2 * FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), (width + 1) / 2, height / 2);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_YUY2_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
GET_LINE_OFFSETS (interlaced, i, l1, l2);
video_convert_orc_convert_YUY2_I420 (FRAME_GET_Y_LINE (dest, l1),
FRAME_GET_Y_LINE (dest, l2),
FRAME_GET_U_LINE (dest, i >> 1),
FRAME_GET_V_LINE (dest, i >> 1),
FRAME_GET_LINE (src, l1), FRAME_GET_LINE (src, l2), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_YUY2_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_YUY2_AYUV (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_YUY2_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_YUY2_Y42B (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_YUY2_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_YUY2_Y444 (FRAME_GET_COMP_LINE (dest, 0, 0),
FRAME_GET_COMP_STRIDE (dest, 0), FRAME_GET_COMP_LINE (dest, 1, 0),
FRAME_GET_COMP_STRIDE (dest, 1), FRAME_GET_COMP_LINE (dest, 2, 0),
FRAME_GET_COMP_STRIDE (dest, 2), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_UYVY_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
GET_LINE_OFFSETS (interlaced, i, l1, l2);
video_convert_orc_convert_UYVY_I420 (FRAME_GET_COMP_LINE (dest, 0, l1),
FRAME_GET_COMP_LINE (dest, 0, l2),
FRAME_GET_COMP_LINE (dest, 1, i >> 1),
FRAME_GET_COMP_LINE (dest, 2, i >> 1),
FRAME_GET_LINE (src, l1), FRAME_GET_LINE (src, l2), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_UYVY_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_UYVY_AYUV (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_UYVY_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_UYVY_YUY2 (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_UYVY_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_UYVY_Y42B (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_UYVY_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_UYVY_Y444 (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_AYUV_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
/* only for even width/height */
video_convert_orc_convert_AYUV_I420 (FRAME_GET_Y_LINE (dest, 0),
2 * FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (dest, 1),
2 * FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
2 * FRAME_GET_STRIDE (src), FRAME_GET_LINE (src, 1),
2 * FRAME_GET_STRIDE (src), width / 2, height / 2);
}
static void
convert_AYUV_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
/* only for even width */
video_convert_orc_convert_AYUV_YUY2 (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width / 2, height);
}
static void
convert_AYUV_UYVY (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
/* only for even width */
video_convert_orc_convert_AYUV_UYVY (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width / 2, height);
}
static void
convert_AYUV_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
/* only works for even width */
video_convert_orc_convert_AYUV_Y42B (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width / 2, height);
}
static void
convert_AYUV_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_AYUV_Y444 (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width, height);
}
static void
convert_Y42B_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_422_420 (FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
2 * FRAME_GET_U_STRIDE (src), FRAME_GET_U_LINE (src, 1),
2 * FRAME_GET_U_STRIDE (src), (width + 1) / 2, height / 2);
video_convert_orc_planar_chroma_422_420 (FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
2 * FRAME_GET_V_STRIDE (src), FRAME_GET_V_LINE (src, 1),
2 * FRAME_GET_V_STRIDE (src), (width + 1) / 2, height / 2);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_Y42B_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_422_444 (FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), (width + 1) / 2, height);
video_convert_orc_planar_chroma_422_444 (FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_Y42B_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_Y42B_YUY2 (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_Y42B_UYVY (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_Y42B_UYVY (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), (width + 1) / 2, height);
}
static void
convert_Y42B_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
/* only for even width */
video_convert_orc_convert_Y42B_AYUV (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), width / 2, height);
}
static void
convert_Y444_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_444_420 (FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
2 * FRAME_GET_U_STRIDE (src), FRAME_GET_U_LINE (src, 1),
2 * FRAME_GET_U_STRIDE (src), width / 2, height / 2);
video_convert_orc_planar_chroma_444_420 (FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
2 * FRAME_GET_V_STRIDE (src), FRAME_GET_V_LINE (src, 1),
2 * FRAME_GET_V_STRIDE (src), width / 2, height / 2);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmplines[0], height - 1, width);
PACK_FRAME (dest, convert->tmplines[0], height - 1, width);
}
}
static void
convert_Y444_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_memcpy_2d (FRAME_GET_Y_LINE (dest, 0),
FRAME_GET_Y_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), width, height);
video_convert_orc_planar_chroma_444_422 (FRAME_GET_U_LINE (dest, 0),
FRAME_GET_U_STRIDE (dest), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), width / 2, height);
video_convert_orc_planar_chroma_444_422 (FRAME_GET_V_LINE (dest, 0),
FRAME_GET_V_STRIDE (dest), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), width / 2, height);
}
static void
convert_Y444_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_Y444_YUY2 (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), width / 2, height);
}
static void
convert_Y444_UYVY (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_Y444_UYVY (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), width / 2, height);
}
static void
convert_Y444_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_Y444_AYUV (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_Y_LINE (src, 0),
FRAME_GET_Y_STRIDE (src), FRAME_GET_U_LINE (src, 0),
FRAME_GET_U_STRIDE (src), FRAME_GET_V_LINE (src, 0),
FRAME_GET_V_STRIDE (src), width, height);
}
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
static void
convert_AYUV_ARGB (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_AYUV_ARGB (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width, height);
}
static void
convert_AYUV_BGRA (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_AYUV_BGRA (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width, height);
}
static void
convert_AYUV_ABGR (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_AYUV_ABGR (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width, height);
}
static void
convert_AYUV_RGBA (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
video_convert_orc_convert_AYUV_RGBA (FRAME_GET_LINE (dest, 0),
FRAME_GET_STRIDE (dest), FRAME_GET_LINE (src, 0),
FRAME_GET_STRIDE (src), width, height);
}
static void
convert_I420_BGRA (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
int quality = 0;
gint width = convert->width;
gint height = convert->height;
if (quality > 3) {
for (i = 0; i < height; i++) {
if (i & 1) {
video_convert_orc_convert_I420_BGRA_avg (FRAME_GET_LINE (dest, i),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_U_LINE (src, i >> 1),
FRAME_GET_U_LINE (src, (i >> 1) + 1),
FRAME_GET_V_LINE (src, i >> 1),
FRAME_GET_V_LINE (src, (i >> 1) + 1), width);
} else {
video_convert_orc_convert_I420_BGRA (FRAME_GET_LINE (dest, i),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_U_LINE (src, i >> 1),
FRAME_GET_V_LINE (src, i >> 1), width);
}
}
} else {
for (i = 0; i < height; i++) {
video_convert_orc_convert_I420_BGRA (FRAME_GET_LINE (dest, i),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_U_LINE (src, i >> 1),
FRAME_GET_V_LINE (src, i >> 1), width);
}
}
}
#endif
/* Fast paths */
typedef struct
{
GstVideoFormat in_format;
GstVideoColorMatrix in_matrix;
GstVideoFormat out_format;
GstVideoColorMatrix out_matrix;
gboolean keeps_color_matrix;
gboolean keeps_interlaced;
gint width_align, height_align;
void (*convert) (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src);
} VideoTransform;
static const VideoTransform transforms[] = {
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_YUY2},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_UYVY},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_AYUV},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_I420_Y42B},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_I420_Y444},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_YUY2},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_UYVY},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_I420_AYUV},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_I420_Y42B},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_I420_Y444},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_YUY2_I420},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YV12,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_YUY2_I420},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_YUY2}, /* alias */
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_YUY2_AYUV},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_YUY2_Y42B},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_YUY2_Y444},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_I420},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YV12,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_I420},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_YUY2},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_AYUV},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_Y42B},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_UYVY_Y444},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 1, 1, convert_AYUV_I420},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YV12,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 1, 1, convert_AYUV_I420},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_AYUV_YUY2},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_AYUV_UYVY},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_AYUV_Y42B},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_AYUV_Y444},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_Y42B_I420},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YV12,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 0, 0, convert_Y42B_I420},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_Y42B_YUY2},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_Y42B_UYVY},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_Y42B_AYUV},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_Y42B_Y444},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 1, 0, convert_Y444_I420},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YV12,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, FALSE, 1, 0, convert_Y444_I420},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_Y444_YUY2},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_Y444_UYVY},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 0, 0, convert_Y444_AYUV},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, TRUE, 1, 0, convert_Y444_Y42B},
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_ARGB,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_ARGB},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_BGRA},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_xRGB,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_ARGB}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRx,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_BGRA}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_ABGR,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_ABGR},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_RGBA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_RGBA},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_xBGR,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_ABGR}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_RGBx,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, TRUE, 0, 0, convert_AYUV_RGBA}, /* alias */
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, FALSE, 0, 0, convert_I420_BGRA},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRx,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, FALSE, 0, 0, convert_I420_BGRA},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, FALSE, 0, 0, convert_I420_BGRA},
{GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRx,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, FALSE, 0, 0, convert_I420_BGRA},
#endif
};
static gboolean
videoconvert_convert_lookup_fastpath (VideoConvert * convert)
{
int i;
GstVideoFormat in_format, out_format;
GstVideoColorMatrix in_matrix, out_matrix;
gboolean interlaced;
gint width, height;
in_format = GST_VIDEO_INFO_FORMAT (&convert->in_info);
out_format = GST_VIDEO_INFO_FORMAT (&convert->out_info);
width = GST_VIDEO_INFO_WIDTH (&convert->in_info);
height = GST_VIDEO_INFO_HEIGHT (&convert->in_info);
in_matrix = convert->in_info.colorimetry.matrix;
out_matrix = convert->out_info.colorimetry.matrix;
interlaced = GST_VIDEO_INFO_IS_INTERLACED (&convert->in_info);
interlaced |= GST_VIDEO_INFO_IS_INTERLACED (&convert->out_info);
for (i = 0; i < sizeof (transforms) / sizeof (transforms[0]); i++) {
if (transforms[i].in_format == in_format &&
transforms[i].out_format == out_format &&
(transforms[i].keeps_color_matrix ||
(transforms[i].in_matrix == in_matrix &&
transforms[i].out_matrix == out_matrix)) &&
(transforms[i].keeps_interlaced || !interlaced) &&
(transforms[i].width_align & width) == 0 &&
(transforms[i].height_align & height) == 0) {
GST_DEBUG ("using fastpath");
convert->convert = transforms[i].convert;
alloc_tmplines (convert, 1, GST_VIDEO_INFO_WIDTH (&convert->in_info));
return TRUE;
}
}
return FALSE;
}
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