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-rw-r--r--gst-libs/gst/audio/audio.h8
-rw-r--r--gst-libs/gst/video/video.c72
-rw-r--r--gst-libs/gst/video/video.h150
3 files changed, 194 insertions, 36 deletions
diff --git a/gst-libs/gst/audio/audio.h b/gst-libs/gst/audio/audio.h
index 2b27d0fe..4bf62d49 100644
--- a/gst-libs/gst/audio/audio.h
+++ b/gst-libs/gst/audio/audio.h
@@ -52,8 +52,6 @@
#define GST_AUDIO_INT_PAD_TEMPLATE_PROPS \
gst_props_new (\
- "format", GST_PROPS_STRING ("int"),\
- "law", GST_PROPS_INT (0),\
"endianness", GST_PROPS_INT (G_BYTE_ORDER),\
"signed", GST_PROPS_LIST (\
GST_PROPS_BOOLEAN (TRUE),\
@@ -70,8 +68,6 @@
#define GST_AUDIO_INT_MONO_PAD_TEMPLATE_PROPS \
gst_props_new (\
- "format", GST_PROPS_STRING ("int"),\
- "law", GST_PROPS_INT (0),\
"endianness", GST_PROPS_INT (G_BYTE_ORDER),\
"signed", GST_PROPS_LIST (\
GST_PROPS_BOOLEAN (TRUE),\
@@ -88,8 +84,8 @@
#define GST_AUDIO_FLOAT_MONO_PAD_TEMPLATE_PROPS \
gst_props_new (\
- "format", GST_PROPS_STRING ("float"),\
- "layout", GST_PROPS_STRING ("gfloat"),\
+ "depth", GST_PROPS_INT (32),\
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER),\
"intercept", GST_PROPS_FLOAT (0.0),\
"slope", GST_PROPS_FLOAT (1.0),\
"rate", GST_PROPS_INT_RANGE (GST_AUDIO_MIN_RATE, \
diff --git a/gst-libs/gst/video/video.c b/gst-libs/gst/video/video.c
index 6eba0d7b..11e26c96 100644
--- a/gst-libs/gst/video/video.c
+++ b/gst-libs/gst/video/video.c
@@ -20,31 +20,36 @@
#include "video.h"
-#define NUM_UNITS 1000000000
-
/* This is simply a convenience function, nothing more or less */
-gdouble
+gfloat
gst_video_frame_rate (GstPad *pad)
{
- GstFormat dest_format = GST_FORMAT_DEFAULT;
- gint64 dest_value = 0;
- gdouble fps;
-
- /* do a convert request on the source pad */
- if (!gst_pad_convert(pad,
- GST_FORMAT_TIME, GST_SECOND * NUM_UNITS,
- &dest_format, &dest_value))
- {
- g_warning("gstvideo: pad %s:%s failed to convert time to unit!\n",
- GST_ELEMENT_NAME(gst_pad_get_parent (pad)), GST_PAD_NAME(pad));
+ gfloat fps = 0.;
+ GstCaps *caps;
+
+ /* get pad caps */
+ caps = GST_PAD_CAPS (pad);
+ if (caps == NULL) {
+ g_warning ("gstvideo: failed to get caps of pad %s:%s",
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME(pad));
+ return 0.;
+ }
+
+ if (!gst_caps_has_property_typed (caps, "framerate",
+ GST_PROPS_FLOAT_TYPE)) {
+ g_warning ("gstvideo: failed to get framerate property of pad %s:%s",
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME (pad));
return 0.;
}
- fps = ((gdouble) dest_value) / NUM_UNITS;
+ gst_caps_get_float (caps, "framerate", &fps);
- GST_DEBUG ("Framerate request on pad %s:%s - %f fps",
- GST_ELEMENT_NAME(gst_pad_get_parent (pad)), GST_PAD_NAME(pad), fps);
+ GST_DEBUG ("Framerate request on pad %s:%s: %f",
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME(pad), fps);
return fps;
}
@@ -56,28 +61,37 @@ gst_video_get_size (GstPad *pad,
{
GstCaps *caps;
- g_return_val_if_fail(pad != NULL, FALSE);
+ g_return_val_if_fail (pad != NULL, FALSE);
- caps = GST_PAD_CAPS(pad);
- if (!caps) {
- g_warning("gstvideo: failed to get caps of pad %s:%s",
- GST_ELEMENT_NAME(gst_pad_get_parent (pad)), GST_PAD_NAME(pad));
+ caps = GST_PAD_CAPS (pad);
+
+ if (caps == NULL) {
+ g_warning ("gstvideo: failed to get caps of pad %s:%s",
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME(pad));
return FALSE;
}
- if (!gst_caps_has_property(caps, "width") ||
- !gst_caps_has_property(caps, "height")) {
- g_warning("gstvideo: resulting caps doesn't have width/height properties");
+
+ if (!gst_caps_has_property_typed (caps, "width",
+ GST_PROPS_INT_TYPE) ||
+ !gst_caps_has_property_typed (caps, "height",
+ GST_PROPS_FLOAT_TYPE)) {
+ g_warning ("gstvideo: failed to get size properties on pad %s:%s",
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME(pad));
return FALSE;
}
if (width)
- gst_caps_get_int(caps, "width", width);
+ gst_caps_get_int (caps, "width", width);
if (height)
- gst_caps_get_int(caps, "height", height);
+ gst_caps_get_int (caps, "height", height);
GST_DEBUG ("size request on pad %s:%s: %dx%d",
- GST_ELEMENT_NAME(gst_pad_get_parent (pad)), GST_PAD_NAME(pad),
- width?*width:0, height?*height:0);
+ GST_ELEMENT_NAME (gst_pad_get_parent (pad)),
+ GST_PAD_NAME (pad),
+ width ? *width : -1,
+ height ? *height : -1);
return TRUE;
}
diff --git a/gst-libs/gst/video/video.h b/gst-libs/gst/video/video.h
index 802520da..9ff57f78 100644
--- a/gst-libs/gst/video/video.h
+++ b/gst-libs/gst/video/video.h
@@ -23,7 +23,155 @@
#include <gst/gst.h>
-gdouble gst_video_frame_rate (GstPad *pad);
+#if (G_BYTE_ORDER == G_BIG_ENDIAN)
+
+#define R_MASK_32 0xff000000
+#define G_MASK_32 0x00ff0000
+#define B_MASK_32 0x0000ff00
+
+#define R_MASK_24 0xff0000
+#define G_MASK_24 0x00ff00
+#define B_MASK_24 0x0000ff
+
+#else
+
+#define R_MASK_32 0x000000ff
+#define G_MASK_32 0x0000ff00
+#define B_MASK_32 0x00ff0000
+
+#define R_MASK_24 0x0000ff
+#define G_MASK_24 0x00ff00
+#define B_MASK_24 0xff0000
+
+#endif
+
+#define R_MASK_16 0xf800
+#define G_MASK_16 0x07e0
+#define B_MASK_16 0x001f
+
+#define R_MASK_15 0x8c00
+#define G_MASK_15 0x03e0
+#define B_MASK_15 0x001f
+
+#define SIZE_RANGE GST_PROPS_INT_RANGE (16, 4096)
+#define FPS_RANGE GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)
+
+/* properties for pad templates */
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_24_32 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_LIST ( \
+ GST_PROPS_INT (24), \
+ GST_PROPS_INT (32) \
+ ), \
+ "depth", GST_PROPS_LIST ( \
+ GST_PROPS_INT (24), \
+ GST_PROPS_INT (32) \
+ ), \
+ "endianness", GST_PROPS_INT (G_BIG_ENDIAN), \
+ "red_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (R_MASK_32), \
+ GST_PROPS_INT (R_MASK_24) \
+ ), \
+ "green_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (G_MASK_32), \
+ GST_PROPS_INT (G_MASK_24) \
+ ), \
+ "blue_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (B_MASK_32), \
+ GST_PROPS_INT (B_MASK_24) \
+ ), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_32 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_INT (32), \
+ "depth", GST_PROPS_INT (32), \
+ "endianness", GST_PROPS_INT (G_BIG_ENDIAN), \
+ "red_mask", GST_PROPS_INT (R_MASK_32), \
+ "green_mask", GST_PROPS_INT (G_MASK_32), \
+ "blue_mask", GST_PROPS_INT (B_MASK_32), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_24 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_INT (24), \
+ "depth", GST_PROPS_INT (24), \
+ "endianness", GST_PROPS_INT (G_BIG_ENDIAN), \
+ "red_mask", GST_PROPS_INT (R_MASK_24), \
+ "green_mask", GST_PROPS_INT (G_MASK_24), \
+ "blue_mask", GST_PROPS_INT (B_MASK_24), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_15_16 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_INT (16), \
+ "depth", GST_PROPS_LIST ( \
+ GST_PROPS_INT (15), \
+ GST_PROPS_INT (16) \
+ ), \
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER), \
+ "red_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (R_MASK_15), \
+ GST_PROPS_INT (R_MASK_16) \
+ ), \
+ "green_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (G_MASK_15), \
+ GST_PROPS_INT (G_MASK_16) \
+ ), \
+ "blue_mask", GST_PROPS_LIST ( \
+ GST_PROPS_INT (B_MASK_15), \
+ GST_PROPS_INT (B_MASK_16) \
+ ), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_16 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_INT (16), \
+ "depth", GST_PROPS_INT (16), \
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER), \
+ "red_mask", GST_PROPS_INT (R_MASK_16), \
+ "green_mask", GST_PROPS_INT (G_MASK_16), \
+ "blue_mask", GST_PROPS_INT (B_MASK_16), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_RGB_PAD_TEMPLATE_PROPS_15 \
+ gst_props_new ( \
+ "bpp", GST_PROPS_INT (15), \
+ "depth", GST_PROPS_INT (15), \
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER), \
+ "red_mask", GST_PROPS_INT (R_MASK_15), \
+ "green_mask", GST_PROPS_INT (G_MASK_15), \
+ "blue_mask", GST_PROPS_INT (B_MASK_15), \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+#define GST_VIDEO_YUV_PAD_TEMPLATE_PROPS(fourcc) \
+ gst_props_new (\
+ "format", fourcc, \
+ "width", SIZE_RANGE, \
+ "height", SIZE_RANGE, \
+ "framerate", FPS_RANGE, \
+ NULL)
+
+/* functions */
+gfloat gst_video_frame_rate (GstPad *pad);
gboolean gst_video_get_size (GstPad *pad,
gint *width,
gint *height);
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-26 04:27:08 +0000