Commit ae77d139 authored by Ming Qian's avatar Ming Qian Committed by Mauro Carvalho Chehab
Browse files

media: add Sorenson Spark video format 



Sorenson Spark is an implementation of H.263 for use
in Flash Video and Adobe Flash files.
Sorenson Spark is an incomplete implementation of H.263.
It differs mostly in header structure and ranges of the coefficients.

Signed-off-by: default avatarMing Qian <ming.qian@nxp.com>
Reviewed-by: default avatarNicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 68c7df52

Documentation/userspace-api/media/v4l/pixfmt-compressed.rst

+5 −0
Original line number Diff line number Diff line
@@ -88,6 +88,11 @@ Compressed Formats 
      - ``V4L2_PIX_FMT_H263``

      - 'H263'

      - H263 video elementary stream.

    * .. _V4L2-PIX-FMT-SPK:



      - ``V4L2_PIX_FMT_SPK``

      - 'SPK0'

      - Sorenson Spark is an implementation of H.263 for use in Flash Video and Adobe Flash files

    * .. _V4L2-PIX-FMT-MPEG1:



      - ``V4L2_PIX_FMT_MPEG1``

drivers/media/v4l2-core/v4l2-ioctl.c

+1 −0
Original line number Diff line number Diff line
@@ -1475,6 +1475,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) 
		case V4L2_PIX_FMT_HEVC_SLICE:	descr = "HEVC Parsed Slice Data"; break;

		case V4L2_PIX_FMT_FWHT:		descr = "FWHT"; break; /* used in vicodec */

		case V4L2_PIX_FMT_FWHT_STATELESS:	descr = "FWHT Stateless"; break; /* used in vicodec */

		case V4L2_PIX_FMT_SPK:		descr = "Sorenson Spark"; break;

		case V4L2_PIX_FMT_CPIA1:	descr = "GSPCA CPiA YUV"; break;

		case V4L2_PIX_FMT_WNVA:		descr = "WNVA"; break;

		case V4L2_PIX_FMT_SN9C10X:	descr = "GSPCA SN9C10X"; break;

include/uapi/linux/videodev2.h

+1 −0
Original line number Diff line number Diff line
@@ -750,6 +750,7 @@ struct v4l2_pix_format { 
#define V4L2_PIX_FMT_FWHT_STATELESS     v4l2_fourcc('S', 'F', 'W', 'H') /* Stateless FWHT (vicodec) */

#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */

#define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5') /* HEVC parsed slices */

#define V4L2_PIX_FMT_SPK      v4l2_fourcc('S', 'P', 'K', '0') /* Sorenson Spark */



/*  Vendor-specific formats   */

#define V4L2_PIX_FMT_CPIA1    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */