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gstreamer/gst/videoconvert/videoconvert.c
Wim Taymans ec4ca4773a videoconvert: refactor matrix setup
2012-06-04 20:36:10 +02:00

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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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, 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_matrix (VideoConvert * convert);
static void videoconvert_convert_matrix16 (VideoConvert * convert);
static gboolean videoconvert_convert_lookup_fastpath (VideoConvert * convert);
static gboolean videoconvert_convert_compute_matrix (VideoConvert * convert);
static void videoconvert_dither_none (VideoConvert * convert, int j);
static void videoconvert_dither_verterr (VideoConvert * convert, int j);
static void videoconvert_dither_halftone (VideoConvert * convert, int j);
VideoConvert *
videoconvert_convert_new (GstVideoInfo * in_info, GstVideoInfo * out_info)
{
VideoConvert *convert;
int i, width;
convert = g_malloc0 (sizeof (VideoConvert));
convert->in_info = *in_info;
convert->out_info = *out_info;
convert->dither16 = videoconvert_dither_none;
if (!videoconvert_convert_lookup_fastpath (convert)) {
convert->convert = videoconvert_convert_generic;
if (!videoconvert_convert_compute_matrix (convert))
goto no_convert;
}
convert->width = GST_VIDEO_INFO_WIDTH (in_info);
convert->height = GST_VIDEO_INFO_HEIGHT (in_info);
width = convert->width;
convert->tmpline = g_malloc (sizeof (guint8) * (width + 8) * 4);
convert->tmpline16 = g_malloc (sizeof (guint16) * (width + 8) * 4);
convert->errline = g_malloc0 (sizeof (guint16) * width * 4);
if (GST_VIDEO_INFO_FORMAT (out_info) == GST_VIDEO_FORMAT_RGB8P) {
/* build poor man's palette, taken from ffmpegcolorspace */
static const guint8 pal_value[6] = { 0x00, 0x33, 0x66, 0x99, 0xcc, 0xff };
guint32 *palette;
gint r, g, b;
convert->palette = palette = g_new (guint32, 256);
i = 0;
for (r = 0; r < 6; r++) {
for (g = 0; g < 6; g++) {
for (b = 0; b < 6; b++) {
palette[i++] =
(0xffU << 24) | (pal_value[r] << 16) | (pal_value[g] << 8) |
pal_value[b];
}
}
}
palette[i++] = 0; /* 100% transparent, i == 6*6*6 */
while (i < 256)
palette[i++] = 0xff000000;
}
return convert;
/* ERRORS */
no_convert:
{
videoconvert_convert_free (convert);
return NULL;
}
}
void
videoconvert_convert_free (VideoConvert * convert)
{
g_free (convert->palette);
g_free (convert->tmpline);
g_free (convert->tmpline16);
g_free (convert->errline);
g_free (convert);
}
void
videoconvert_convert_set_dither (VideoConvert * convert, int type)
{
switch (type) {
case 0:
default:
convert->dither16 = videoconvert_dither_none;
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);
}
void
videoconvert_convert_matrix (VideoConvert * convert)
{
int i;
int r, g, b;
int y, u, v;
guint8 *tmpline = convert->tmpline;
for (i = 0; i < convert->width; i++) {
r = tmpline[i * 4 + 1];
g = tmpline[i * 4 + 2];
b = tmpline[i * 4 + 3];
y = (convert->cmatrix[0][0] * r + convert->cmatrix[0][1] * g +
convert->cmatrix[0][2] * b + convert->cmatrix[0][3]) >> 8;
u = (convert->cmatrix[1][0] * r + convert->cmatrix[1][1] * g +
convert->cmatrix[1][2] * b + convert->cmatrix[1][3]) >> 8;
v = (convert->cmatrix[2][0] * r + convert->cmatrix[2][1] * g +
convert->cmatrix[2][2] * b + convert->cmatrix[2][3]) >> 8;
tmpline[i * 4 + 1] = CLAMP (y, 0, 255);
tmpline[i * 4 + 2] = CLAMP (u, 0, 255);
tmpline[i * 4 + 3] = CLAMP (v, 0, 255);
}
}
void
videoconvert_convert_matrix16 (VideoConvert * convert)
{
int i;
int r, g, b;
int y, u, v;
guint16 *tmpline = convert->tmpline16;
for (i = 0; i < convert->width; i++) {
r = tmpline[i * 4 + 1];
g = tmpline[i * 4 + 2];
b = tmpline[i * 4 + 3];
y = (convert->cmatrix[0][0] * r + convert->cmatrix[0][1] * g +
convert->cmatrix[0][2] * b + convert->cmatrix[0][3]) >> 8;
u = (convert->cmatrix[1][0] * r + convert->cmatrix[1][1] * g +
convert->cmatrix[1][2] * b + convert->cmatrix[1][3]) >> 8;
v = (convert->cmatrix[2][0] * r + convert->cmatrix[2][1] * g +
convert->cmatrix[2][2] * b + convert->cmatrix[2][3]) >> 8;
tmpline[i * 4 + 1] = CLAMP (y, 0, 65535);
tmpline[i * 4 + 2] = CLAMP (u, 0, 65535);
tmpline[i * 4 + 3] = CLAMP (v, 0, 65535);
}
}
static void
matrix_identity (VideoConvert * convert)
{
/* do nothing */
}
static void
get_offset_scale (const GstVideoFormatInfo * finfo, GstVideoColorRange range,
gint depth, gint offset[4], gint scale[4])
{
gint minL, minC, baseL, baseC, maxL, maxC;
if (depth < 8)
depth = 8;
switch (range) {
default:
case GST_VIDEO_COLOR_RANGE_0_255:
minL = minC = 0;
baseL = 0;
baseC = 128 << (depth - 8);
maxL = (1 << depth) - 1;
maxC = (1 << depth) - 1;
break;
case GST_VIDEO_COLOR_RANGE_16_235:
minL = 16 << (depth - 8);
minC = 16 << (depth - 8);
baseL = minL;
baseC = 128 << (depth - 8);
maxL = 235 << (depth - 8);
maxC = 240 << (depth - 8);
break;
}
if (GST_VIDEO_FORMAT_INFO_IS_YUV (finfo)) {
offset[0] = 0;
offset[1] = baseL;
offset[2] = offset[3] = baseC;
scale[0] = 0;
scale[1] = maxL - minL;
scale[2] = scale[3] = maxC - minC;
} else if (GST_VIDEO_FORMAT_INFO_IS_RGB (finfo)) {
offset[0] = 0;
offset[1] = offset[2] = offset[3] = baseL;
scale[0] = 0;
scale[1] = scale[2] = scale[3] = maxL - minL;
} else if (GST_VIDEO_FORMAT_INFO_IS_GRAY (finfo)) {
offset[0] = offset[2] = offset[3] = 0;
offset[1] = baseL;
scale[0] = scale[2] = scale[3] = 0;
scale[1] = maxL - minL;
} else {
offset[0] = offset[1] = offset[2] = offset[3] = 0;
scale[0] = scale[1] = scale[2] = scale[3] = (maxL - minL);
}
}
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;
}
return res;
}
static gboolean
videoconvert_convert_compute_matrix (VideoConvert * convert)
{
GstVideoInfo *in_info, *out_info;
ColorMatrix dst;
gint i, j;
const GstVideoFormatInfo *sfinfo, *dfinfo;
gint depth;
gint offset[4], scale[4];
gdouble Kr, Kb;
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;
convert->in_bits =
GST_VIDEO_FORMAT_INFO_DEPTH (gst_video_format_get_info
(sfinfo->unpack_format), 0);
convert->out_bits =
GST_VIDEO_FORMAT_INFO_DEPTH (gst_video_format_get_info
(dfinfo->unpack_format), 0);
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 = matrix_identity;
convert->matrix16 = matrix_identity;
return TRUE;
}
if (convert->in_bits == 16 || convert->out_bits == 16)
depth = 16;
else
depth = 8;
color_matrix_set_identity (&dst);
/* 1, bring color components to [0..1.0] range */
get_offset_scale (sfinfo, in_info->colorimetry.range, depth, offset, scale);
color_matrix_offset_components (&dst, -offset[1], -offset[2], -offset[3]);
color_matrix_scale_components (&dst, 1 / ((float) scale[1]),
1 / ((float) scale[2]), 1 / ((float) scale[3]));
/* 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 */
get_offset_scale (dfinfo, out_info->colorimetry.range, depth, offset, scale);
color_matrix_scale_components (&dst, (float) scale[1], (float) scale[2],
(float) scale[3]);
color_matrix_offset_components (&dst, offset[1], offset[2], offset[3]);
/* because we're doing 8-bit matrix coefficients */
color_matrix_scale_components (&dst, 256.0, 256.0, 256.0);
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]);
convert->matrix = videoconvert_convert_matrix;
convert->matrix16 = videoconvert_convert_matrix16;
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_none (VideoConvert * convert, int j)
{
}
static void
videoconvert_dither_verterr (VideoConvert * convert, int j)
{
int i;
guint16 *tmpline = convert->tmpline16;
guint16 *errline = convert->errline;
unsigned int mask = 0xff;
for (i = 0; i < 4 * convert->width; i++) {
int x = tmpline[i] + errline[i];
if (x > 65535)
x = 65535;
tmpline[i] = x;
errline[i] = x & mask;
}
}
static void
videoconvert_dither_halftone (VideoConvert * convert, int j)
{
int i;
guint16 *tmpline = convert->tmpline16;
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 = tmpline[i] + halftone[(i >> 2) & 7][j & 7];
if (x > 65535)
x = 65535;
tmpline[i] = x;
}
}
#define TO_16(x) (((x)<<8) | (x))
#define UNPACK_FRAME(frame,dest,line,width) \
frame->info.finfo->unpack_func (frame->info.finfo, 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_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 i, j;
gint width, height;
guint in_bits, out_bits;
height = convert->height;
width = convert->width;
in_bits = convert->in_bits;
out_bits = convert->out_bits;
for (j = 0; j < height; j++) {
if (in_bits == 16) {
UNPACK_FRAME (src, convert->tmpline16, j, width);
} else {
UNPACK_FRAME (src, convert->tmpline, j, width);
if (out_bits == 16)
for (i = 0; i < width * 4; i++)
convert->tmpline16[i] = TO_16 (convert->tmpline[i]);
}
if (out_bits == 16 || in_bits == 16) {
convert->matrix16 (convert);
convert->dither16 (convert, j);
} else {
convert->matrix (convert);
}
if (out_bits == 16) {
PACK_FRAME (dest, convert->tmpline16, j, width);
} else {
if (in_bits == 16)
for (i = 0; i < width * 4; i++)
convert->tmpline[i] = convert->tmpline16[i] >> 8;
PACK_FRAME (dest, convert->tmpline, j, width);
}
}
}
#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 */
static void
convert_I420_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i;
gint width = convert->width;
gint height = convert->height;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
cogorc_convert_I420_YUY2 (FRAME_GET_LINE (dest, i),
FRAME_GET_LINE (dest, i + 1),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_Y_LINE (src, i + 1),
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->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, 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;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
cogorc_convert_I420_UYVY (FRAME_GET_LINE (dest, i),
FRAME_GET_LINE (dest, i + 1),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_Y_LINE (src, i + 1),
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->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, 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;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
cogorc_convert_I420_AYUV (FRAME_GET_LINE (dest, i),
FRAME_GET_LINE (dest, i + 1),
FRAME_GET_Y_LINE (src, i),
FRAME_GET_Y_LINE (src, i + 1),
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->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_I420_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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);
cogorc_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);
cogorc_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;
cogorc_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);
cogorc_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);
cogorc_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->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_YUY2_I420 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
int i, h;
gint width = convert->width;
gint height = convert->height;
h = height;
if (width & 1)
h--;
for (i = 0; i < h; i += 2) {
cogorc_convert_YUY2_I420 (FRAME_GET_Y_LINE (dest, i),
FRAME_GET_Y_LINE (dest, i + 1),
FRAME_GET_U_LINE (dest, i >> 1),
FRAME_GET_V_LINE (dest, i >> 1),
FRAME_GET_LINE (src, i), FRAME_GET_LINE (src, i + 1), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_YUY2_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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 & 1 ? height - 1 : height);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_YUY2_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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;
cogorc_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;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
cogorc_convert_UYVY_I420 (FRAME_GET_COMP_LINE (dest, 0, i),
FRAME_GET_COMP_LINE (dest, 0, i + 1),
FRAME_GET_COMP_LINE (dest, 1, i >> 1),
FRAME_GET_COMP_LINE (dest, 2, i >> 1),
FRAME_GET_LINE (src, i), FRAME_GET_LINE (src, i + 1), (width + 1) / 2);
}
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_UYVY_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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 & 1 ? height - 1 : height);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_UYVY_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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 + 1) / 2,
height & 1 ? height - 1 : height);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_AYUV_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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;
cogorc_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);
cogorc_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);
cogorc_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->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_Y42B_Y444 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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);
cogorc_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);
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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);
cogorc_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 + 1) / 2, height / 2);
cogorc_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 + 1) / 2, height / 2);
/* now handle last line */
if (height & 1) {
UNPACK_FRAME (src, convert->tmpline, height - 1, width);
PACK_FRAME (dest, convert->tmpline, height - 1, width);
}
}
static void
convert_Y444_Y42B (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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);
cogorc_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 + 1) / 2, height);
cogorc_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 + 1) / 2, height);
}
static void
convert_Y444_YUY2 (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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 + 1) / 2, height);
}
static void
convert_Y444_UYVY (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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 + 1) / 2, height);
}
static void
convert_Y444_AYUV (VideoConvert * convert, GstVideoFrame * dest,
const GstVideoFrame * src)
{
gint width = convert->width;
gint height = convert->height;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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;
cogorc_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) {
cogorc_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 {
cogorc_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++) {
cogorc_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;
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, convert_I420_YUY2},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_I420_UYVY},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_I420_AYUV},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_I420_Y42B},
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_I420_Y444},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_YUY2_I420},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_YUY2}, /* alias */
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_YUY2_AYUV},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_YUY2_Y42B},
{GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_YUY2_Y444},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_I420},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_YUY2},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_AYUV},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_Y42B},
{GST_VIDEO_FORMAT_UYVY, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_UYVY_Y444},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_AYUV_I420},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_AYUV_YUY2},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_AYUV_UYVY},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_AYUV_Y42B},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_AYUV_Y444},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y42B_I420},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y42B_YUY2},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y42B_UYVY},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y42B_AYUV},
{GST_VIDEO_FORMAT_Y42B, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y444,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y42B_Y444},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_I420,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y444_I420},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_YUY2,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y444_YUY2},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_UYVY,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y444_UYVY},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_AYUV,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, convert_Y444_AYUV},
{GST_VIDEO_FORMAT_Y444, GST_VIDEO_COLOR_MATRIX_UNKNOWN, GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_COLOR_MATRIX_UNKNOWN, TRUE, 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, convert_AYUV_ARGB},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_BGRA},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_xRGB, GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_ARGB}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRx, GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_BGRA}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_ABGR,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_ABGR},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_RGBA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_RGBA},
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_xBGR, GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_ABGR}, /* alias */
{GST_VIDEO_FORMAT_AYUV, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_RGBx, GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_AYUV_RGBA}, /* alias */
{GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_BT601, GST_VIDEO_FORMAT_BGRA,
GST_VIDEO_COLOR_MATRIX_RGB, FALSE, convert_I420_BGRA},
#endif
};
static gboolean
videoconvert_convert_lookup_fastpath (VideoConvert * convert)
{
int i;
GstVideoFormat in_format, out_format;
GstVideoColorMatrix in_matrix, out_matrix;
in_format = GST_VIDEO_INFO_FORMAT (&convert->in_info);
out_format = GST_VIDEO_INFO_FORMAT (&convert->out_info);
in_matrix = convert->in_info.colorimetry.matrix;
out_matrix = convert->out_info.colorimetry.matrix;
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))) {
convert->convert = transforms[i].convert;
return TRUE;
}
}
return FALSE;
}
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