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video: Add YUV9, YVU9 and IYU1 video formats

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API: GST_VIDEO_FORMAT_YUV9: planar 4:1:0 YUV
API: GST_VIDEO_FORMAT_YVU9: planar 4:1:0 YUV (chroma planes swapped)
API: GST_VIDEO_FORMAT_IYU1: packed 4:1:1 YUV (Cr-Y0-Y1-Cb-Y2-Y3)
This commit is contained in:
Sebastian Dröge 2010-11-03 09:51:40 +01:00
parent ea7446e5b5
commit 8b60aa8e01
2 changed files with 93 additions and 1 deletions
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86
gst-libs/gst/video/video.c
View file

@ -790,6 +790,12 @@ gst_video_format_from_fourcc (guint32 fourcc)
return GST_VIDEO_FORMAT_UYVP;
case GST_MAKE_FOURCC ('A', '4', '2', '0'):
return GST_VIDEO_FORMAT_A420;
case GST_MAKE_FOURCC ('Y', 'U', 'V', '9'):
return GST_VIDEO_FORMAT_YUV9;
case GST_MAKE_FOURCC ('Y', 'V', 'U', '9'):
return GST_VIDEO_FORMAT_YVU9;
case GST_MAKE_FOURCC ('I', 'Y', 'U', '1'):
return GST_VIDEO_FORMAT_IYU1;
default:
return GST_VIDEO_FORMAT_UNKNOWN;
}
@ -849,6 +855,12 @@ gst_video_format_to_fourcc (GstVideoFormat format)
return GST_MAKE_FOURCC ('U', 'Y', 'V', 'P');
case GST_VIDEO_FORMAT_A420:
return GST_MAKE_FOURCC ('A', '4', '2', '0');
case GST_VIDEO_FORMAT_YUV9:
return GST_MAKE_FOURCC ('Y', 'U', 'V', '9');
case GST_VIDEO_FORMAT_YVU9:
return GST_MAKE_FOURCC ('Y', 'V', 'U', '9');
case GST_VIDEO_FORMAT_IYU1:
return GST_MAKE_FOURCC ('I', 'Y', 'U', '1');
default:
return 0;
}
@ -984,6 +996,9 @@ gst_video_format_is_rgb (GstVideoFormat format)
case GST_VIDEO_FORMAT_v308:
case GST_VIDEO_FORMAT_UYVP:
case GST_VIDEO_FORMAT_A420:
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
case GST_VIDEO_FORMAT_IYU1:
return FALSE;
case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_BGRx:
@ -1038,6 +1053,9 @@ gst_video_format_is_yuv (GstVideoFormat format)
case GST_VIDEO_FORMAT_Y16:
case GST_VIDEO_FORMAT_UYVP:
case GST_VIDEO_FORMAT_A420:
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
case GST_VIDEO_FORMAT_IYU1:
return TRUE;
case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_BGRx:
@ -1116,6 +1134,9 @@ gst_video_format_has_alpha (GstVideoFormat format)
case GST_VIDEO_FORMAT_Y800:
case GST_VIDEO_FORMAT_Y16:
case GST_VIDEO_FORMAT_UYVP:
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
case GST_VIDEO_FORMAT_IYU1:
return FALSE;
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_RGBA:
@ -1236,6 +1257,16 @@ gst_video_format_get_row_stride (GstVideoFormat format, int component,
}
case GST_VIDEO_FORMAT_RGB8_PALETTED:
return GST_ROUND_UP_4 (width);
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
if (component == 0) {
return GST_ROUND_UP_4 (width);
} else {
return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4);
}
case GST_VIDEO_FORMAT_IYU1:
return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) +
GST_ROUND_UP_4 (width) / 2);
default:
return 0;
}
@ -1268,6 +1299,8 @@ gst_video_format_get_pixel_stride (GstVideoFormat format, int component)
case GST_VIDEO_FORMAT_Y42B:
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_A420:
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
return 1;
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
@ -1277,6 +1310,10 @@ gst_video_format_get_pixel_stride (GstVideoFormat format, int component)
} else {
return 4;
}
case GST_VIDEO_FORMAT_IYU1:
/* doesn't make much sense for IYU1 because it's 1 or 3
* for luma depending on position */
return 0;
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_BGRx:
@ -1369,6 +1406,9 @@ gst_video_format_get_component_width (GstVideoFormat format,
return GST_ROUND_UP_2 (width) / 2;
}
case GST_VIDEO_FORMAT_Y41B:
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
case GST_VIDEO_FORMAT_IYU1:
if (component == 0) {
return width;
} else {
@ -1472,6 +1512,7 @@ gst_video_format_get_component_height (GstVideoFormat format,
case GST_VIDEO_FORMAT_Y16:
case GST_VIDEO_FORMAT_UYVP:
case GST_VIDEO_FORMAT_RGB8_PALETTED:
case GST_VIDEO_FORMAT_IYU1:
return height;
case GST_VIDEO_FORMAT_A420:
if (component == 0 || component == 3) {
@ -1479,6 +1520,13 @@ gst_video_format_get_component_height (GstVideoFormat format,
} else {
return GST_ROUND_UP_2 (height) / 2;
}
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
if (component == 0) {
return height;
} else {
return GST_ROUND_UP_4 (height) / 4;
}
default:
return 0;
}
@ -1698,6 +1746,35 @@ gst_video_format_get_component_offset (GstVideoFormat format,
}
case GST_VIDEO_FORMAT_RGB8_PALETTED:
return 0;
case GST_VIDEO_FORMAT_YUV9:
if (component == 0)
return 0;
if (component == 1)
return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
if (component == 2) {
return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
(GST_ROUND_UP_4 (height) / 4);
}
return 0;
case GST_VIDEO_FORMAT_YVU9:
if (component == 0)
return 0;
if (component == 1) {
return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
(GST_ROUND_UP_4 (height) / 4);
}
if (component == 2)
return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
return 0;
case GST_VIDEO_FORMAT_IYU1:
if (component == 0)
return 1;
if (component == 1)
return 0;
if (component == 2)
return 4;
default:
return 0;
}
@ -1731,6 +1808,9 @@ gst_video_format_get_size (GstVideoFormat format, int width, int height)
size += GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
(GST_ROUND_UP_2 (height) / 2) * 2;
return size;
case GST_VIDEO_FORMAT_IYU1:
return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) +
GST_ROUND_UP_4 (width) / 2) * height;
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
@ -1784,6 +1864,12 @@ gst_video_format_get_size (GstVideoFormat format, int width, int height)
size += GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
(GST_ROUND_UP_2 (height) / 2) * 2;
return size;
case GST_VIDEO_FORMAT_YUV9:
case GST_VIDEO_FORMAT_YVU9:
size = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
size += GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
(GST_ROUND_UP_4 (height) / 4) * 2;
return size;
default:
return 0;
}

8
gst-libs/gst/video/video.h
View file

@ -66,6 +66,9 @@ G_BEGIN_DECLS
* @GST_VIDEO_FORMAT_UYVP: packed 10-bit 4:2:2 YUV (U0-Y0-V0-Y1 U2-Y2-V2-Y3 U4 ...) (Since: 0.10.31)
* @GST_VIDEO_FORMAT_A420: planar 4:4:2:0 AYUV (Since: 0.10.31)
* @GST_VIDEO_FORMAT_RGB8_PALETTED: 8-bit paletted RGB (Since: 0.10.32)
* @GST_VIDEO_FORMAT_YUV9: planar 4:1:0 YUV (Since: 0.10.32)
* @GST_VIDEO_FORMAT_YVU9: planar 4:1:0 YUV (like YUV9 but UV planes swapped) (Since: 0.10.32)
* @GST_VIDEO_FORMAT_IYU1: packed 4:1:1 YUV (Cb-Y0-Y1-Cr-Y2-Y3 ...) (Since: 0.10.32)
*
* Enum value describing the most common video formats.
*/
@ -106,7 +109,10 @@ typedef enum {
GST_VIDEO_FORMAT_BGR15,
GST_VIDEO_FORMAT_UYVP,
GST_VIDEO_FORMAT_A420,
GST_VIDEO_FORMAT_RGB8_PALETTED
GST_VIDEO_FORMAT_RGB8_PALETTED,
GST_VIDEO_FORMAT_YUV9,
GST_VIDEO_FORMAT_YVU9,
GST_VIDEO_FORMAT_IYU1
} GstVideoFormat;
#define GST_VIDEO_BYTE1_MASK_32 "0xFF000000"