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media: fixed some issues for the v4l2 decode. [2/2]

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PD#SWPL-5314

Problem:
1. add a dummy vframe flag VFRAME_FLAG_EMPTY_FRAME_V4L.
2. add the FRAME_BASE_PATH_V4L_* for v4l2 display
3. recycle vframes when the isr recevie the empty vframe.

Solution:
1. fixed some issues for the v4l2 decode.
2. add pause and resume for v4l2 m2m job.

Verify:
todo

Change-Id: I00b44ad4d3a75f7e2167ca347562d002c2690430
Signed-off-by: Nanxin Qin <nanxin.qin@amlogic.com>
This commit is contained in:
Nanxin Qin
2018-09-21 01:18:20 +08:00
committed by Jianxin Pan
parent 1dea1f8ede
commit 595c5f8b7e
7 changed files with 98 additions and 1 deletions
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2
include/uapi/linux/videodev2.h
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@@ -602,6 +602,8 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
#define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC with start codes */
/* Vendor-specific formats */
#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */