[PATCH 0/2] media: amphion: decoder add support to sorenson spark format

[PATCH 0/2] media: amphion: decoder add support to sorenson spark format

[Ming Qian]

Sorenson Spark is an implementation of H.263 for use
in Flash Video and Adobe Flash files.
amphion decoder can support decoding this video format.

Ming Qian (2):
  media: add Sorenson Spark video format
  media: amphion: support to decode sorenson spark video

 .../media/v4l/pixfmt-compressed.rst            |  5 +++++
 drivers/media/platform/amphion/vdec.c          |  7 +++++++
 drivers/media/platform/amphion/vpu_malone.c    | 18 ++++++++++++++++++
 drivers/media/v4l2-core/v4l2-ioctl.c           |  1 +
 include/uapi/linux/videodev2.h                 |  1 +
 5 files changed, 32 insertions(+)

-- 
2.38.1


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[PATCH 1/2] media: add Sorenson Spark video format

[Ming Qian]

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: Ming Qian <ming.qian@nxp.com>
---
 Documentation/userspace-api/media/v4l/pixfmt-compressed.rst | 5 +++++
 drivers/media/v4l2-core/v4l2-ioctl.c                        | 1 +
 include/uapi/linux/videodev2.h                              | 1 +
 3 files changed, 7 insertions(+)

diff --git a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
index 506dd3c98884..8794b92fde36 100644
--- a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
+++ b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
@@ -88,6 +88,11 @@ Compressed Formats
       - ``V4L2_PIX_FMT_H263``
       - 'H263'
       - H263 video elementary stream.
+    * .. _V4L2-PIX-FMT-SPK:
+
+      - ``V4L2_PIX_FMT_SPK``
+      - 'Sorenson Spark'
+      - 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``
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index d5a259db55b0..ee4196b9d71f 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1478,6 +1478,7 @@ 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;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 0e2ccd7dc877..0f905abbd15a 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -739,6 +739,7 @@ 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 */
-- 
2.38.1


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[PATCH 2/2] media: amphion: support to decode sorenson spark video

[Ming Qian]

Sorenson Spark is an implementation of H.263 for use
in Flash Video and Adobe Flash files.
amphion decoder can support it by insert some startcode
before sequence and picture.

Signed-off-by: Ming Qian <ming.qian@nxp.com>
---
 drivers/media/platform/amphion/vdec.c       |  7 +++++++
 drivers/media/platform/amphion/vpu_malone.c | 18 ++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c
index 87f9f8e90ab1..09304b96f40d 100644
--- a/drivers/media/platform/amphion/vdec.c
+++ b/drivers/media/platform/amphion/vdec.c
@@ -165,6 +165,13 @@ static const struct vpu_format vdec_formats[] = {
 		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
 		.flags = V4L2_FMT_FLAG_DYN_RESOLUTION | V4L2_FMT_FLAG_COMPRESSED
 	},
+	{
+		.pixfmt = V4L2_PIX_FMT_SPK,
+		.mem_planes = 1,
+		.comp_planes = 1,
+		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+		.flags = V4L2_FMT_FLAG_DYN_RESOLUTION | V4L2_FMT_FLAG_COMPRESSED
+	},
 	{0, 0, 0, 0},
 };
 
diff --git a/drivers/media/platform/amphion/vpu_malone.c b/drivers/media/platform/amphion/vpu_malone.c
index 2c9bfc6a5a72..67ba637c4c7f 100644
--- a/drivers/media/platform/amphion/vpu_malone.c
+++ b/drivers/media/platform/amphion/vpu_malone.c
@@ -562,6 +562,7 @@ static struct malone_fmt_mapping fmt_mappings[] = {
 	{V4L2_PIX_FMT_H263,        MALONE_FMT_ASP},
 	{V4L2_PIX_FMT_JPEG,        MALONE_FMT_JPG},
 	{V4L2_PIX_FMT_VP8,         MALONE_FMT_VP8},
+	{V4L2_PIX_FMT_SPK,         MALONE_FMT_SPK},
 };
 
 static enum vpu_malone_format vpu_malone_format_remap(u32 pixelformat)
@@ -987,6 +988,7 @@ static const struct malone_padding_scode padding_scodes[] = {
 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_XVID,        {0xb1010000, 0x0}},
 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_H263,        {0xb1010000, 0x0}},
 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_VP8,         {0x34010000, 0x0}},
+	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_SPK,         {0x34010000, 0x0}},
 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_JPEG,        {0xefff0000, 0x0}},
 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H264,        {0x0B010000, 0}},
 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H264_MVC,    {0x0B010000, 0}},
@@ -998,6 +1000,7 @@ static const struct malone_padding_scode padding_scodes[] = {
 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_XVID,        {0xb1010000, 0x0}},
 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H263,        {0xb1010000, 0x0}},
 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_VP8,         {0x34010000, 0x0}},
+	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_SPK,         {0x34010000, 0x0}},
 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_JPEG,        {0x0, 0x0}},
 	{SCODE_PADDING_BUFFLUSH, V4L2_PIX_FMT_H264,        {0x15010000, 0x0}},
 	{SCODE_PADDING_BUFFLUSH, V4L2_PIX_FMT_H264_MVC,    {0x15010000, 0x0}},
@@ -1411,6 +1414,16 @@ static int vpu_malone_insert_scode_vp8_pic(struct malone_scode_t *scode)
 	return size;
 }
 
+static int vpu_malone_insert_scode_spk_seq(struct malone_scode_t *scode)
+{
+	return vpu_malone_insert_scode_seq(scode, MALONE_CODEC_ID_SPK, 0);
+}
+
+static int vpu_malone_insert_scode_spk_pic(struct malone_scode_t *scode)
+{
+	return vpu_malone_insert_scode_pic(scode, MALONE_CODEC_ID_SPK, 0);
+}
+
 static const struct malone_scode_handler scode_handlers[] = {
 	{
 		/* fix me, need to swap return operation after gstreamer swap */
@@ -1427,6 +1440,11 @@ static const struct malone_scode_handler scode_handlers[] = {
 		.insert_scode_seq = vpu_malone_insert_scode_vp8_seq,
 		.insert_scode_pic = vpu_malone_insert_scode_vp8_pic,
 	},
+	{
+		.pixelformat = V4L2_PIX_FMT_SPK,
+		.insert_scode_seq = vpu_malone_insert_scode_spk_seq,
+		.insert_scode_pic = vpu_malone_insert_scode_spk_pic,
+	},
 };
 
 static const struct malone_scode_handler *get_scode_handler(u32 pixelformat)
-- 
2.38.1


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