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-rw-r--r--gst/mxf/mxfup.c147
1 files changed, 44 insertions, 103 deletions
diff --git a/gst/mxf/mxfup.c b/gst/mxf/mxfup.c
index bce9a19e..2a06a89c 100644
--- a/gst/mxf/mxfup.c
+++ b/gst/mxf/mxfup.c
@@ -45,6 +45,39 @@
GST_DEBUG_CATEGORY_EXTERN (mxf_debug);
#define GST_CAT_DEFAULT mxf_debug
+static const struct
+{
+ const gchar *caps;
+ guint32 n_pixel_layout;
+ guint8 pixel_layout[10];
+} _rgba_mapping_table[] = {
+ {
+ GST_VIDEO_CAPS_RGB, 3, {
+ 'R', 8, 'G', 8, 'B', 8}}, {
+ GST_VIDEO_CAPS_BGR, 3, {
+ 'B', 8, 'G', 8, 'R', 8}}, {
+ GST_VIDEO_CAPS_YUV ("v308"), 3, {
+ 'Y', 8, 'U', 8, 'V', 8}}, {
+ GST_VIDEO_CAPS_xRGB, 4, {
+ 'F', 8, 'R', 8, 'G', 8, 'B', 8}}, {
+ GST_VIDEO_CAPS_RGBx, 4, {
+ 'R', 8, 'G', 8, 'B', 8, 'F', 8}}, {
+ GST_VIDEO_CAPS_xBGR, 4, {
+ 'F', 8, 'B', 8, 'G', 8, 'R', 8}}, {
+ GST_VIDEO_CAPS_BGRx, 4, {
+ 'B', 8, 'G', 8, 'R', 8, 'F', 8}}, {
+ GST_VIDEO_CAPS_RGBA, 4, {
+ 'R', 8, 'G', 8, 'B', 8, 'A', 8}}, {
+ GST_VIDEO_CAPS_ARGB, 4, {
+ 'A', 8, 'R', 8, 'G', 8, 'B', 8}}, {
+ GST_VIDEO_CAPS_BGRA, 4, {
+ 'B', 8, 'G', 8, 'R', 8, 'A', 8}}, {
+ GST_VIDEO_CAPS_ABGR, 4, {
+ 'A', 8, 'B', 8, 'G', 8, 'R', 8}}, {
+ GST_VIDEO_CAPS_YUV ("AYUV"), 4, {
+ 'A', 8, 'Y', 8, 'U', 8, 'V', 8}}
+};
+
typedef struct
{
guint32 image_start_offset;
@@ -118,83 +151,22 @@ mxf_up_rgba_create_caps (MXFMetadataTimelineTrack * track,
MXFEssenceElementHandleFunc * handler, gpointer * mapping_data)
{
GstCaps *caps = NULL;
+ guint i;
if (!d->pixel_layout) {
GST_ERROR ("No pixel layout");
return NULL;
}
- if (d->n_pixel_layout == 3) {
- if (d->pixel_layout[0] == 'R' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'B' && d->pixel_layout[1] == 8
- && d->pixel_layout[3] == 8 && d->pixel_layout[5] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_RGB);
- } else if (d->pixel_layout[0] == 'B' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'R' && d->pixel_layout[1] == 8
- && d->pixel_layout[3] == 8 && d->pixel_layout[5] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_BGR);
- } else if (d->pixel_layout[0] == 'Y' && d->pixel_layout[2] == 'U'
- && d->pixel_layout[4] == 'V' && d->pixel_layout[1] == 8
- && d->pixel_layout[3] == 8 && d->pixel_layout[5] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_YUV ("v308"));
- } else {
- GST_ERROR ("Unsupport 3 component pixel layout");
- return NULL;
- }
- } else if (d->n_pixel_layout == 4) {
- if (d->pixel_layout[0] == 'R' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'B' && d->pixel_layout[6] == 'F'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_RGBx);
- } else if (d->pixel_layout[0] == 'B' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'R' && d->pixel_layout[6] == 'F'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_BGRx);
- } else if (d->pixel_layout[0] == 'F' && d->pixel_layout[2] == 'R'
- && d->pixel_layout[4] == 'G' && d->pixel_layout[6] == 'B'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_xRGB);
- } else if (d->pixel_layout[0] == 'F' && d->pixel_layout[2] == 'B'
- && d->pixel_layout[4] == 'G' && d->pixel_layout[6] == 'R'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_xBGR);
- } else if (d->pixel_layout[0] == 'A' && d->pixel_layout[2] == 'R'
- && d->pixel_layout[4] == 'G' && d->pixel_layout[6] == 'B'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_ARGB);
- } else if (d->pixel_layout[0] == 'A' && d->pixel_layout[2] == 'B'
- && d->pixel_layout[4] == 'G' && d->pixel_layout[6] == 'R'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_ABGR);
- } else if (d->pixel_layout[0] == 'R' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'B' && d->pixel_layout[6] == 'A'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_RGBA);
- } else if (d->pixel_layout[0] == 'B' && d->pixel_layout[2] == 'G'
- && d->pixel_layout[4] == 'R' && d->pixel_layout[6] == 'A'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_BGRA);
- } else if (d->pixel_layout[0] == 'A' && d->pixel_layout[2] == 'Y'
- && d->pixel_layout[4] == 'U' && d->pixel_layout[6] == 'V'
- && d->pixel_layout[1] == 8 && d->pixel_layout[3] == 8
- && d->pixel_layout[5] == 8 && d->pixel_layout[7] == 8) {
- caps = gst_caps_from_string (GST_VIDEO_CAPS_YUV ("AYUV"));
- } else {
- GST_ERROR ("Unsupport 4 component pixel layout");
- return NULL;
+ for (i = 0; i < G_N_ELEMENTS (_rgba_mapping_table); i++) {
+ if (d->n_pixel_layout != _rgba_mapping_table[i].n_pixel_layout)
+ continue;
+
+ if (memcmp (d->pixel_layout, &_rgba_mapping_table[i].pixel_layout,
+ _rgba_mapping_table[i].n_pixel_layout * 2) == 0) {
+ caps = gst_caps_from_string (_rgba_mapping_table[i].caps);
+ break;
}
- } else {
- GST_ERROR ("Pixel layouts with %u components not supported yet",
- d->n_pixel_layout);
- return NULL;
}
if (caps) {
@@ -206,6 +178,8 @@ mxf_up_rgba_create_caps (MXFMetadataTimelineTrack * track,
((MXFMetadataGenericPictureEssenceDescriptor *) d)->image_end_offset;
*mapping_data = data;
+ } else {
+ GST_WARNING ("Unsupported pixel layout");
}
return caps;
@@ -287,39 +261,6 @@ static const guint8 up_essence_container_ul[] = {
0x0D, 0x01, 0x03, 0x01, 0x02, 0x05, 0x7F, 0x01
};
-static const struct
-{
- const gchar *caps;
- guint32 n_pixel_layout;
- guint8 pixel_layout[10];
-} _rgba_mapping_table[] = {
- {
- GST_VIDEO_CAPS_RGB, 3, {
- 'R', 8, 'G', 8, 'B', 8}}, {
- GST_VIDEO_CAPS_BGR, 3, {
- 'B', 8, 'G', 8, 'R', 8}}, {
- GST_VIDEO_CAPS_YUV ("v308"), 3, {
- 'Y', 8, 'U', 8, 'V', 8}}, {
- GST_VIDEO_CAPS_xRGB, 4, {
- 'F', 8, 'R', 8, 'G', 8, 'B', 8}}, {
- GST_VIDEO_CAPS_RGBx, 4, {
- 'R', 8, 'G', 8, 'B', 8, 'F', 8}}, {
- GST_VIDEO_CAPS_xBGR, 4, {
- 'F', 8, 'B', 8, 'G', 8, 'R', 8}}, {
- GST_VIDEO_CAPS_BGRx, 4, {
- 'B', 8, 'G', 8, 'R', 8, 'F', 8}}, {
- GST_VIDEO_CAPS_RGBA, 4, {
- 'R', 8, 'G', 8, 'B', 8, 'A', 8}}, {
- GST_VIDEO_CAPS_ARGB, 4, {
- 'A', 8, 'R', 8, 'G', 8, 'B', 8}}, {
- GST_VIDEO_CAPS_BGRA, 4, {
- 'B', 8, 'G', 8, 'R', 8, 'A', 8}}, {
- GST_VIDEO_CAPS_ABGR, 4, {
- 'A', 8, 'B', 8, 'G', 8, 'R', 8}}, {
- GST_VIDEO_CAPS_YUV ("AYUV"), 4, {
- 'A', 8, 'Y', 8, 'U', 8, 'V', 8}}
-};
-
static MXFMetadataFileDescriptor *
mxf_up_get_rgba_descriptor (GstPadTemplate * tmpl, GstCaps * caps,
MXFEssenceElementWriteFunc * handler, gpointer * mapping_data)
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-26 21:25:06 +0000