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gstreamer/gst/videoconvert/videoconvert.c
Wim Taymans 7f23e75f3c videoconvert: small cleanups 
Make function pointers NULL when nothing needs to be done.
Pass target pixels to dither and matrix functions so that we can later make
them operate on the target buffer memory directly.
2012-07-27 12:19:04 +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,
guint8 * pixels);
static void videoconvert_convert_matrix16 (VideoConvert * convert,
guint16 * pixels);
static gboolean videoconvert_convert_lookup_fastpath (VideoConvert * convert);
static gboolean videoconvert_convert_compute_matrix (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;
int i, width;
convert = g_malloc0 (sizeof (VideoConvert));
convert->in_info = *in_info;
convert->out_info = *out_info;
convert->dither16 = NULL;
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 = 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);
}
static void
videoconvert_convert_matrix (VideoConvert * convert, guint8 * pixels)
{
int i;
int r, g, b;
int y, u, v;
for (i = 0; i < convert->width; i++) {
r = pixels[i * 4 + 1];
g = pixels[i * 4 + 2];
b = pixels[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;
pixels[i * 4 + 1] = CLAMP (y, 0, 255);
pixels[i * 4 + 2] = CLAMP (u, 0, 255);
pixels[i * 4 + 3] = CLAMP (v, 0, 255);
}
}
static void
videoconvert_convert_matrix16 (VideoConvert * convert, guint16 * pixels)
{
int i;
int r, g, b;
int y, u, v;
for (i = 0; i < convert->width; i++) {
r = pixels[i * 4 + 1];
g = pixels[i * 4 + 2];
b = pixels[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;
pixels[i * 4 + 1] = CLAMP (y, 0, 65535);
pixels[i * 4 + 2] = CLAMP (u, 0, 65535);
pixels[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;
convert->matrix16 = 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) {
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);
}
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 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_verterr (VideoConvert * convert, guint16 * pixels, 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, guint16 * pixels, 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) {
if (convert->matrix16)
convert->matrix16 (convert, convert->tmpline16);
if (convert->dither16)
convert->dither16 (convert, convert->tmpline16, j);
} else {
if (convert->matrix)
convert->matrix (convert, convert->tmpline);
}
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) {
video_convert_orc_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) {
video_convert_orc_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) {
video_convert_orc_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;
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->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) {
video_convert_orc_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;
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 & 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;
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;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
video_convert_orc_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;
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 & 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;
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;
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;
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;
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;
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 + 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;
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->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;
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;
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 + 1) / 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 + 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;
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 + 1) / 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 + 1) / 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 + 1) / 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 + 1) / 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;
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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