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video: add freeze video function [1/1]

Browse Source 
PD#SWPL-3154

Problem:
Implement video freeze

Solution:
Add freeze video function

Verify:
Test pass by r311

Change-Id: I6a3839d26ea99ead7097f20c283afe9b8103a668
Signed-off-by: Rui Wang <rui.wang@amlogic.com>
This commit is contained in:
Rui Wang
2018-12-13 19:52:47 +08:00
committed by Dongjin Kim
parent c2c4f6fa09
commit 500d68e3ca
1 changed files with 66 additions and 0 deletions
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66
drivers/amlogic/media/video_sink/video.c
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@@ -945,6 +945,8 @@ static u32 force_blackout;
static u32 disable_video = VIDEO_DISABLE_NONE;
static u32 video_enabled __nosavedata;
static u32 video_status_saved __nosavedata;
static u32 hold_video;
u32 get_video_enabled(void)
{
return video_enabled;
@@ -1019,6 +1021,8 @@ static u32 toggle_count;
static u32 last_frame_time;
static u32 timer_count;
static u32 vsync_count;
static u64 last_frame_duration;
static struct vpp_frame_par_s *cur_frame_par, *next_frame_par;
static struct vpp_frame_par_s frame_parms[2];
@@ -2518,6 +2522,42 @@ static void vsync_toggle_frame(struct vframe_s *vf)
"Video: invalid frame dimension\n");
return;
}
if (hold_video) {
if ((cur_dispbuf != vf)
&& (vf->source_type != VFRAME_SOURCE_TYPE_OSD)) {
new_frame_count++;
if (vf->pts != 0) {
amlog_mask(LOG_MASK_TIMESTAMP,
"vpts to: 0x%x, scr: 0x%x, abs_scr: 0x%x\n",
vf->pts, timestamp_pcrscr_get(),
READ_MPEG_REG(SCR_HIU));
timestamp_vpts_set(vf->pts);
last_frame_duration = vf->duration;
} else if (last_frame_duration) {
amlog_mask(LOG_MASK_TIMESTAMP,
"vpts inc: 0x%x, scr: 0x%x, abs_scr: 0x%x\n",
timestamp_vpts_get() +
DUR2PTS(cur_dispbuf->duration),
timestamp_pcrscr_get(),
READ_MPEG_REG(SCR_HIU));
timestamp_vpts_inc(DUR2PTS
(last_frame_duration));
vpts_remainder +=
DUR2PTS_RM(last_frame_duration);
if (vpts_remainder >= 0xf) {
vpts_remainder -= 0xf;
timestamp_vpts_inc(-1);
}
}
video_vf_put(vf);
return;
}
}
if ((cur_dispbuf) && (cur_dispbuf != &vf_local) && (cur_dispbuf != vf)
&& (video_property_changed != 2)) {
if (cur_dispbuf->source_type == VFRAME_SOURCE_TYPE_OSD) {
@@ -8802,6 +8842,28 @@ static ssize_t video_global_output_store(struct class *cla,
return count;
}
static ssize_t video_hold_show(struct class *cla,
struct class_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", hold_video);
}
static ssize_t video_hold_store(struct class *cla,
struct class_attribute *attr,
const char *buf, size_t count)
{
int r;
if (debug_flag & DEBUG_FLAG_BLACKOUT)
pr_info("%s(%s)\n", __func__, buf);
r = kstrtoint(buf, 0, &hold_video);
if (r < 0)
return -EINVAL;
return count;
}
static ssize_t video_freerun_mode_show(struct class *cla,
struct class_attribute *attr, char *buf)
{
@@ -9578,6 +9640,10 @@ static struct class_attribute amvideo_class_attrs[] = {
0664,
video_global_output_show,
video_global_output_store),
__ATTR(hold_video,
0664,
video_hold_show,
video_hold_store),
__ATTR(zoom,
0664,
video_zoom_show,