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spa: v4l2: encode device id into a json array

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This commit is contained in:
Ashok Sidipotu 2024-04-18 13:54:55 +05:30
parent 4d3d15aebe
commit 9062182985
1 changed files with 10 additions and 2 deletions
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12
spa/plugins/v4l2/v4l2-device.c
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@ -62,7 +62,8 @@ static int emit_info(struct impl *this, bool full)
uint32_t n_items = 0;
struct spa_device_info info;
struct spa_param_info params[2];
char path[128], version[16], capabilities[16], device_caps[16];
char path[128], version[16], capabilities[16], device_caps[16], devices_str[16];
struct spa_strbuf buf;
if ((res = spa_v4l2_open(&this->dev, this->props.device)) < 0)
return res;
@ -81,7 +82,14 @@ static int emit_info(struct impl *this, bool full)
if (this->props.vendor_id[0])
ADD_ITEM(SPA_KEY_DEVICE_VENDOR_ID, this->props.vendor_id);
ADD_ITEM(SPA_KEY_API_V4L2_PATH, (char *)this->props.device);
ADD_ITEM(SPA_KEY_DEVICE_DEVIDS, (char *)this->props.devnum);
/* encode device number into a json array */
spa_strbuf_init(&buf, devices_str, sizeof(devices_str));
spa_strbuf_append(&buf, "[ ");
spa_strbuf_append(&buf, (char *)this->props.devnum);
spa_strbuf_append(&buf, " ]");
ADD_ITEM(SPA_KEY_DEVICE_DEVIDS, devices_str);
ADD_ITEM(SPA_KEY_API_V4L2_CAP_DRIVER, (char *)this->dev.cap.driver);
ADD_ITEM(SPA_KEY_API_V4L2_CAP_CARD, (char *)this->dev.cap.card);
ADD_ITEM(SPA_KEY_API_V4L2_CAP_BUS_INFO, (char *)this->dev.cap.bus_info);