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v4l2test: add option to specify the frame number

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Signed-off-by: Andy Hu <andy.hu@starfivetech.com>
This commit is contained in:
Andy Hu
2023-10-10 16:56:59 +08:00
parent d88b61cabc
commit 298d72c54f
1 changed files with 25 additions and 17 deletions
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package/starfive/v4l2_test/v4l2_test.c
+25 -17
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@@ -61,6 +61,7 @@ typedef struct {
enum STF_DISP_TYPE disp_type;
enum IOMethod io_mthd;
int continuous;
uint32_t frm_num;
uint8_t jpegQuality;
char* jpegFilename;
@@ -84,6 +85,7 @@ static void alloc_default_config(ConfigParam_t **pp_data)
cfg_param->disp_type = STF_DISP_NONE;
cfg_param->continuous = 0;
cfg_param->frm_num = 3;
cfg_param->jpegQuality = 70;
cfg_param->io_mthd = IO_METHOD_MMAP;
@@ -514,12 +516,10 @@ static int frameRead(void)
static void mainloop_select(void)
{
int count, i;
uint32_t numberOfTimeouts;
numberOfTimeouts = 0;
count = 3;
count = gp_cfg_param->frm_num;
while (count-- > 0) {
while (count > 0) {
for (i = 0; i < 1; i++) {
fd_set fds;
struct timeval tv;
@@ -538,20 +538,18 @@ static void mainloop_select(void)
}
errno_exit("select");
} else if (0 == r) {
if (numberOfTimeouts <= 0) {
// count++;
} else {
LOG(STF_LEVEL_ERR, "select timeout\n");
exit(EXIT_FAILURE);
}
LOG(STF_LEVEL_ERR, "select timeout\n");
continue;
}
if (frameRead()) {
break;
}
count--;
if (gp_cfg_param->continuous == 1) {
count = 3;
}
if (frameRead())
break;
/* EAGAIN - continue select loop. */
}
}
@@ -599,7 +597,7 @@ static void mainloop()
{
struct v4l2_buffer buf;
int r;
int count = 3;
int count = gp_cfg_param->frm_num;
drmEventContext ev;
struct pollfd* fds = NULL;
uint32_t nfds = 0;
@@ -661,7 +659,7 @@ static void mainloop()
}
}
while (count-- > 0) {
while (count > 0) {
r = poll(fds, nfds, 3000);
if (-1 == r) {
if (EINTR == errno) {
@@ -681,6 +679,7 @@ static void mainloop()
if (fds[0].revents & POLLIN) {
frameRead();
calc_frame_fps();
count--;
}
} else if (STF_DISP_DRM == gp_cfg_param->disp_type &&
IO_METHOD_MMAP == gp_cfg_param->io_mthd) {
@@ -688,6 +687,7 @@ static void mainloop()
if (fds[0].revents & POLLIN) {
frameRead();
calc_frame_fps();
count--;
}
if (fds[1].revents & POLLIN) {
@@ -719,6 +719,7 @@ static void mainloop()
}
frameRead(); // TODO: add support for save file later
calc_frame_fps();
count--;
}
}
if (fds[1].revents & POLLIN) {
@@ -772,6 +773,7 @@ static void usage(FILE* fp, int argc, char** argv)
"-D | --down Set v4l2 image crop y height\n"
"-I | --interval Set frame interval (fps) (-1 to skip)\n"
"-c | --continuous Do continous capture, stop with SIGINT.\n"
"-n | --frame_num capure frame number, default 30\n"
"-C | --connector Display Connector.\n"
" 0: INNO HDMI\n"
" 1: MIPI/RGB HDMI\n"
@@ -808,7 +810,7 @@ static void usage(FILE* fp, int argc, char** argv)
argv[0]);
}
static const char short_options [] = "d:ho:q:m:W:H:I:vcf:t:X:Y:R:D:l:C:s";
static const char short_options [] = "d:ho:q:m:W:H:I:vcn:f:t:X:Y:R:D:l:C:s";
static const struct option long_options [] = {
{ "device", required_argument, NULL, 'd' },
@@ -825,6 +827,7 @@ static const struct option long_options [] = {
{ "interval", required_argument, NULL, 'I' },
{ "version", no_argument, NULL, 'v' },
{ "continuous", no_argument, NULL, 'c' },
{ "frame_num", required_argument, NULL, 'n' },
{ "format", required_argument, NULL, 'f' },
{ "distype", required_argument, NULL, 't' },
{ "loadfw", required_argument, NULL, 'l' },
@@ -918,6 +921,11 @@ void parse_options(int argc, char **argv, ConfigParam_t *cfg_param)
InstallSIGINTHandler();
break;
case 'n':
// set capture frame number. effective when cfg_param->continuous is 0
cfg_param->frm_num = (uint32_t)strtoul(optarg, NULL, 0);
break;
case 'v':
printf("Version: %s\n", TEST_VERSION);
exit(EXIT_SUCCESS);