send_video_note

template<class Agent>
api_result<message_t, Agent&&> send_video_note(Agent &&agent, send_video_note_args_t args)

template<class Agent, class F>
void send_video_note(Agent &&agent, send_video_note_args_t args, F &&callback)

agent is any object satisfying agent concept.

callback is any callable object accepting expected<message_t>.

As of v.4.0, Telegram clients support rounded square MPEG4 videos of up to 1 minute long. Use this method to send video messages. On success, the sent Message is returned.

struct send_video_note_args_t

Arguments that should be passed to send_video_note().

variant_t<integer_t, string_t> chat_id

Unique identifier for the target chat or username of the target channel (in the format @channelusername)

variant_t<input_file_t, string_t> video_note

Video note to send. Pass a file_id as String to send a video note that exists on the Telegram servers (recommended) or upload a new video using multipart/form-data. More information on Sending Files ». Sending video notes by a URL is currently unsupported

optional_t<integer_t> message_thread_id

Unique identifier for the target message thread (topic) of the forum; for forum supergroups only

optional_t<integer_t> duration

Duration of sent video in seconds

optional_t<integer_t> length

Video width and height, i.e. diameter of the video message

optional_t<variant_t<input_file_t, string_t>> thumbnail

Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail’s width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can’t be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. More information on Sending Files »

optional_t<boolean_t> disable_notification

Sends the message silently. Users will receive a notification with no sound.

optional_t<boolean_t> protect_content

Protects the contents of the sent message from forwarding and saving

optional_t<string_t> message_effect_id

Unique identifier of the message effect to be added to the message; for private chats only

optional_t<reply_parameters_t> reply_parameters

Description of the message to reply to

optional_t<variant_t<inline_keyboard_markup_t, reply_keyboard_markup_t, reply_keyboard_remove_t, force_reply_t>> reply_markup

Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove a reply keyboard or to force a reply from the user

optional_t<string_t> business_connection_id

Unique identifier of the business connection on behalf of which the message will be sent