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videoconvert: use the palette helper functions

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Get the palette from the video library instead of making our own.
This commit is contained in:
Wim Taymans 2013-02-01 16:47:32 +01:00
parent cb7a7cd05c
commit ed2ce49499
2 changed files with 7 additions and 27 deletions
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32
gst/videoconvert/videoconvert.c
View file

@ -49,7 +49,7 @@ VideoConvert *
videoconvert_convert_new (GstVideoInfo * in_info, GstVideoInfo * out_info)
{
VideoConvert *convert;
int i, width;
int width;
convert = g_malloc0 (sizeof (VideoConvert));
@ -72,27 +72,6 @@ videoconvert_convert_new (GstVideoInfo * in_info, GstVideoInfo * out_info)
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 */
@ -106,7 +85,6 @@ no_convert:
void
videoconvert_convert_free (VideoConvert * convert)
{
g_free (convert->palette);
g_free (convert->tmpline);
g_free (convert->tmpline16);
g_free (convert->errline);
@ -405,6 +383,8 @@ videoconvert_convert_generic (VideoConvert * convert, GstVideoFrame * dest,
int i, j;
gint width, height;
guint in_bits, out_bits;
gpointer pal;
gsize palsize;
height = convert->height;
width = convert->width;
@ -443,8 +423,10 @@ videoconvert_convert_generic (VideoConvert * convert, GstVideoFrame * dest,
PACK_FRAME (dest, convert->tmpline, j, width);
}
}
if (GST_VIDEO_FRAME_FORMAT (dest) == GST_VIDEO_FORMAT_RGB8P) {
memcpy (GST_VIDEO_FRAME_PLANE_DATA (dest, 1), convert->palette, 256 * 4);
if ((pal =
gst_video_format_get_palette (GST_VIDEO_FRAME_FORMAT (dest),
&palsize))) {
memcpy (GST_VIDEO_FRAME_PLANE_DATA (dest, 1), pal, palsize);
}
}

2
gst/videoconvert/videoconvert.h
View file

@ -44,8 +44,6 @@ struct _VideoConvert {
gint out_bits;
gint cmatrix[4][4];
guint32 *palette;
ColorSpaceDitherMethod dither;
guint8 *tmpline;