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video: Add support for YVYU YUV colorspace

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This commit is contained in:
Sebastian Dröge 2009-04-15 14:53:47 +02:00
parent 75acca2835
commit a1d8cfde9d
2 changed files with 23 additions and 1 deletions
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20
gst-libs/gst/video/video.c
View file

@ -570,6 +570,8 @@ gst_video_format_from_fourcc (guint32 fourcc)
return GST_VIDEO_FORMAT_YV12;
case GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'):
return GST_VIDEO_FORMAT_YUY2;
case GST_MAKE_FOURCC ('Y', 'V', 'Y', 'U'):
return GST_VIDEO_FORMAT_YVYU;
case GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y'):
return GST_VIDEO_FORMAT_UYVY;
case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
@ -607,6 +609,8 @@ gst_video_format_to_fourcc (GstVideoFormat format)
return GST_MAKE_FOURCC ('Y', 'V', '1', '2');
case GST_VIDEO_FORMAT_YUY2:
return GST_MAKE_FOURCC ('Y', 'U', 'Y', '2');
case GST_VIDEO_FORMAT_YVYU:
return GST_MAKE_FOURCC ('Y', 'V', 'Y', 'U');
case GST_VIDEO_FORMAT_UYVY:
return GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y');
case GST_VIDEO_FORMAT_AYUV:
@ -710,6 +714,7 @@ gst_video_format_is_rgb (GstVideoFormat format)
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_Y41B:
@ -748,6 +753,7 @@ gst_video_format_is_yuv (GstVideoFormat format)
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_Y41B:
@ -787,6 +793,7 @@ gst_video_format_has_alpha (GstVideoFormat format)
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
case GST_VIDEO_FORMAT_Y41B:
case GST_VIDEO_FORMAT_Y42B:
@ -844,6 +851,7 @@ gst_video_format_get_row_stride (GstVideoFormat format, int component,
return GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
}
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
return GST_ROUND_UP_4 (width * 2);
case GST_VIDEO_FORMAT_AYUV:
@ -903,6 +911,7 @@ gst_video_format_get_pixel_stride (GstVideoFormat format, int component)
case GST_VIDEO_FORMAT_Y42B:
return 1;
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
if (component == 0) {
return 2;
@ -953,6 +962,7 @@ gst_video_format_get_component_width (GstVideoFormat format, int component,
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
if (component == 0) {
return width;
@ -1021,6 +1031,7 @@ gst_video_format_get_component_height (GstVideoFormat format, int component,
case GST_VIDEO_FORMAT_Y41B:
case GST_VIDEO_FORMAT_Y42B:
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_RGBx:
@ -1096,6 +1107,14 @@ gst_video_format_get_component_offset (GstVideoFormat format, int component,
if (component == 2)
return 3;
return 0;
case GST_VIDEO_FORMAT_YVYU:
if (component == 0)
return 0;
if (component == 1)
return 3;
if (component == 2)
return 1;
return 0;
case GST_VIDEO_FORMAT_UYVY:
if (component == 0)
return 1;
@ -1224,6 +1243,7 @@ gst_video_format_get_size (GstVideoFormat format, int width, int height)
(GST_ROUND_UP_2 (height) / 2) * 2;
return size;
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
return GST_ROUND_UP_4 (width * 2) * height;
case GST_VIDEO_FORMAT_AYUV:

4
gst-libs/gst/video/video.h
View file

@ -47,6 +47,7 @@ G_BEGIN_DECLS
* @GST_VIDEO_FORMAT_BGR: reverse rgb
* @GST_VIDEO_FORMAT_Y41B: planar 4:1:1 YUV (Since: 0.10.18)
* @GST_VIDEO_FORMAT_Y42B: planar 4:2:2 YUV (Since: 0.10.18)
* @GST_VIDEO_FORMAT_YVYU: packed 4:2:2 YUV (Y0-V0-Y1-U0 Y2-V2-Y3-U2 Y4 ...) (Since: 0.10.23)
*
* Enum value describing the most common video formats.
*/
@ -68,7 +69,8 @@ typedef enum {
GST_VIDEO_FORMAT_RGB,
GST_VIDEO_FORMAT_BGR,
GST_VIDEO_FORMAT_Y41B,
GST_VIDEO_FORMAT_Y42B
GST_VIDEO_FORMAT_Y42B,
GST_VIDEO_FORMAT_YVYU
} GstVideoFormat;
#define GST_VIDEO_BYTE1_MASK_32 "0xFF000000"