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video: add NV16 format

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This format is usually used by hardware video decoders for 4:2:2 sampling

https://bugzilla.gnome.org/show_bug.cgi?id=700377
This commit is contained in:
Arnaud Vrac 2012-11-26 16:37:22 +01:00 committed by Sebastian Dröge
parent 74a31a02fc
commit af24e23880
4 changed files with 59 additions and 1 deletions
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25
gst-libs/gst/video/video-format.c
View file

@ -921,6 +921,26 @@ pack_NV21 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
GET_PLANE_LINE (1, uv), src, width / 2);
}
#define PACK_NV16 GST_VIDEO_FORMAT_AYUV, unpack_NV16, 1, pack_NV16
static void
unpack_NV16 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
gpointer dest, const gpointer data[GST_VIDEO_MAX_PLANES],
const gint stride[GST_VIDEO_MAX_PLANES], gint x, gint y, gint width)
{
video_orc_unpack_NV16 (dest,
GET_PLANE_LINE (0, y), GET_PLANE_LINE (1, y), width);
}
static void
pack_NV16 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gpointer src, gint sstride, gpointer data[GST_VIDEO_MAX_PLANES],
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
video_orc_pack_NV16 (GET_PLANE_LINE (0, y),
GET_PLANE_LINE (1, y), src, width / 2);
}
#define PACK_UYVP GST_VIDEO_FORMAT_AYUV64, unpack_UYVP, 1, pack_UYVP
static void
unpack_UYVP (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
@ -2020,6 +2040,9 @@ static VideoFormat formats[] = {
MAKE_RGB_LE_FORMAT (GBR_10LE, "raw video", DPTH10_10_10, PSTR222, PLANE201,
OFFS0, SUB444,
PACK_GBR_10LE),
MAKE_YUV_FORMAT (NV16, "raw video", GST_MAKE_FOURCC ('N', 'V', '1', '6'),
DPTH888, PSTR111, PLANE011, OFFS001, SUB422, PACK_NV16),
};
static GstVideoFormat
@ -2221,6 +2244,8 @@ gst_video_format_from_fourcc (guint32 fourcc)
return GST_VIDEO_FORMAT_NV12;
case GST_MAKE_FOURCC ('N', 'V', '2', '1'):
return GST_VIDEO_FORMAT_NV21;
case GST_MAKE_FOURCC ('N', 'V', '1', '6'):
return GST_VIDEO_FORMAT_NV16;
case GST_MAKE_FOURCC ('v', '3', '0', '8'):
return GST_VIDEO_FORMAT_v308;
case GST_MAKE_FOURCC ('Y', '8', '0', '0'):

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

@ -79,6 +79,7 @@ G_BEGIN_DECLS
* @GST_VIDEO_FORMAT_GBR: planar 4:4:4 RGB, 8 bits per channel
* @GST_VIDEO_FORMAT_GBR_10BE: planar 4:4:4 RGB, 10 bits per channel
* @GST_VIDEO_FORMAT_GBR_10LE: planar 4:4:4 RGB, 10 bits per channel
* @GST_VIDEO_FORMAT_NV16: planar 4:2:2 YUV with interleaved UV plane
*
* Enum value describing the most common video formats.
*/
@ -134,6 +135,7 @@ typedef enum {
GST_VIDEO_FORMAT_GBR,
GST_VIDEO_FORMAT_GBR_10BE,
GST_VIDEO_FORMAT_GBR_10LE,
GST_VIDEO_FORMAT_NV16,
} GstVideoFormat;
#define GST_VIDEO_MAX_PLANES 4
@ -451,7 +453,7 @@ gconstpointer gst_video_format_get_palette (GstVideoFormat format, gsi
#define GST_VIDEO_FORMATS_ALL "{ I420, YV12, YUY2, UYVY, AYUV, RGBx, " \
"BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, Y41B, Y42B, " \
"YVYU, Y444, v210, v216, NV12, NV21, GRAY8, GRAY16_BE, GRAY16_LE, " \
"YVYU, Y444, v210, v216, NV12, NV21, NV16, GRAY8, GRAY16_BE, GRAY16_LE, " \
"v308, RGB16, BGR16, RGB15, BGR15, UYVP, A420, RGB8P, YUV9, YVU9, " \
"IYU1, ARGB64, AYUV64, r210, I420_10LE, I420_10BE, I422_10LE, I422_10BE, " \
" Y444_10LE, Y444_10BE, GBR, GBR_10LE, GBR_10BE }"

7
gst-libs/gst/video/video-info.c
View file

@ -495,6 +495,13 @@ fill_planes (GstVideoInfo * info)
info->offset[1] = info->stride[0] * GST_ROUND_UP_2 (height);
info->size = info->stride[0] * GST_ROUND_UP_2 (height) * 3 / 2;
break;
case GST_VIDEO_FORMAT_NV16:
info->stride[0] = GST_ROUND_UP_4 (width);
info->stride[1] = info->stride[0];
info->offset[0] = 0;
info->offset[1] = info->stride[0] * height;
info->size = info->stride[0] * height * 2;
break;
case GST_VIDEO_FORMAT_A420:
info->stride[0] = GST_ROUND_UP_4 (width);
info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);

24
gst-libs/gst/video/video-orc.orc
View file

@ -440,6 +440,30 @@ x2 avgub uv, uv1, uv2
swapw vu, uv
.function video_orc_unpack_NV16
.dest 4 d guint8
.source 1 y guint8
.source 2 uv guint8
.const 1 c255 255
.temp 2 ay
.temp 2 tuv
x2 loadupdb tuv, uv
mergebw ay, c255, y
mergewl d, ay, tuv
.function video_orc_pack_NV16
.dest 2 y guint8
.dest 2 uv guint8
.source 8 ayuv guint8
.temp 4 ay
.temp 4 tuv
x2 splitlw tuv, ay, ayuv
x2 select1wb y, ay
select0lw uv, tuv
.function video_orc_unpack_A420
.dest 4 d guint8
.source 1 y guint8