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gl/colorconvert: use swizzle indices instead of chars

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Allows using a uniform to control which value goes where and not rewrite
the shader for every format combination.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5109>
This commit is contained in:
Matthew Waters 2023-07-07 17:32:48 +10:00 committed by GStreamer Marge Bot
parent 104daade0d
commit 5bf85e7588
2 changed files with 428 additions and 286 deletions
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706
subprojects/gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c
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8
subprojects/gst-plugins-base/tests/check/libs/gstglcolorconvert.c
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@ -171,7 +171,8 @@ check_conversion (TestFrame * frames, guint size)
/* sanity check that the correct values were wrapped */
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
for (k = 0; k < _video_info_plane_size (&in_info, j); k++) {
int plane_size = _video_info_plane_size (&in_info, j);
for (k = 0; k < plane_size; k++) {
if (frames[i].data[j][k] != IGNORE_MAGIC)
fail_unless (((gchar *) in_frame.data[j])[k] == frames[i].data[j][k]);
}
@ -212,7 +213,10 @@ check_conversion (TestFrame * frames, guint size)
/* check that the converted values are correct */
for (k = 0; k < GST_VIDEO_INFO_N_PLANES (&out_info); k++) {
for (l = 0; l < _video_info_plane_size (&out_info, k); l++) {
int plane_size = _video_info_plane_size (&out_info, k);
GST_MEMDUMP ("expected plane", (guint8 *) out_data[k], plane_size);
GST_MEMDUMP ("produced plane", out_frame.data[k], plane_size);
for (l = 0; l < plane_size; l++) {
gchar out_pixel = ((gchar *) out_frame.data[k])[l];
if (out_data[k][l] != IGNORE_MAGIC && out_pixel != IGNORE_MAGIC)
fail_unless (out_pixel == out_data[k][l]);