diff options
Diffstat (limited to 'libavdevice/avdevice.h')
| -rw-r--r-- | libavdevice/avdevice.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libavdevice/avdevice.h b/libavdevice/avdevice.h index a39522819e..2d675b012d 100644 --- a/libavdevice/avdevice.h +++ b/libavdevice/avdevice.h @@ -484,4 +484,26 @@ int avdevice_list_devices(struct AVFormatContext *s, AVDeviceInfoList **device_l */ void avdevice_free_list_devices(AVDeviceInfoList **device_list); +/** + * List devices. + * + * Returns available device names and their parameters. + * These are convinient wrappers for avdevice_list_devices(). + * Device context is allocated and deallocated internally. + * + * @param device device format. May be NULL if device name is set. + * @param device_name device name. May be NULL if device format is set. + * @param device_options An AVDictionary filled with device-private options. May be NULL. + * The same options must be passed later to avformat_write_header() for output + * devices or avformat_open_input() for input devices, or at any other place + * that affects device-private options. + * @param[out] device_list list of autodetected devices + * @return count of autodetected devices, negative on error. + * @note device argument takes precedence over device_name when both are set. + */ +int avdevice_list_input_sources(struct AVInputFormat *device, const char *device_name, + AVDictionary *device_options, AVDeviceInfoList **device_list); +int avdevice_list_output_sinks(struct AVOutputFormat *device, const char *device_name, + AVDictionary *device_options, AVDeviceInfoList **device_list); + #endif /* AVDEVICE_AVDEVICE_H */ |