Commit e1d2ccc2 authored by Ming Qian's avatar Ming Qian Committed by Hans Verkuil
Browse files

media: amphion: drop repeated codec data for vc1g format 



For format V4L2_PIX_FMT_VC1_ANNEX_G,
the separate codec data is required only once.
The repeated codec data may introduce some decoding error.
so drop the repeated codec data.

It's amphion vpu's limitation

Fixes: e670f5d6 ("media: amphion: only insert the first sequence startcode for vc1l format")
Signed-off-by: default avatarMing Qian <ming.qian@nxp.com>
Tested-by: default avatarxiahong.bao <xiahong.bao@nxp.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 668ee1a3

drivers/media/platform/amphion/vpu_malone.c

+10 −0
Original line number Diff line number Diff line
@@ -1313,6 +1313,15 @@ static int vpu_malone_insert_scode_pic(struct malone_scode_t *scode, u32 codec_i 
	return sizeof(hdr);

}



static int vpu_malone_insert_scode_vc1_g_seq(struct malone_scode_t *scode)

{

	if (!scode->inst->total_input_count)

		return 0;

	if (vpu_vb_is_codecconfig(to_vb2_v4l2_buffer(scode->vb)))

		scode->need_data = 0;

	return 0;

}



static int vpu_malone_insert_scode_vc1_g_pic(struct malone_scode_t *scode)

{

	struct vb2_v4l2_buffer *vbuf;
@@ -1460,6 +1469,7 @@ static const struct malone_scode_handler scode_handlers[] = { 
	},

	{

		.pixelformat = V4L2_PIX_FMT_VC1_ANNEX_G,

		.insert_scode_seq = vpu_malone_insert_scode_vc1_g_seq,

		.insert_scode_pic = vpu_malone_insert_scode_vc1_g_pic,

	},

	{