calls.py rewriting
This commit is contained in:
ingvar1995
parent
464fba23c5
commit
6d705deb55
1 changed files with 107 additions and 65 deletions
172
toxygen/calls.py
172
toxygen/calls.py
|
|
@ -7,15 +7,47 @@ import cv2
|
|||
import itertools
|
||||
import numpy as np
|
||||
# TODO: play sound until outgoing call will be started or cancelled and add timeout
|
||||
# TODO: rewrite logic
|
||||
|
||||
|
||||
class Call:
|
||||
|
||||
def __init__(self, audio=False, video=False):
|
||||
self.audio = audio
|
||||
self.video = video
|
||||
# TODO: add widget for call
|
||||
def __init__(self, out_audio, out_video, in_audio=False, in_video=False):
|
||||
self._in_audio = in_audio
|
||||
self._in_video = in_video
|
||||
self._out_audio = out_audio
|
||||
self._out_video = out_video
|
||||
|
||||
def get_in_audio(self):
|
||||
return self._in_audio
|
||||
|
||||
def set_in_audio(self, value):
|
||||
self._in_audio = value
|
||||
|
||||
in_audio = property(get_in_audio, set_in_audio)
|
||||
|
||||
def get_out_audio(self):
|
||||
return self._out_audio
|
||||
|
||||
def set_out_audio(self, value):
|
||||
self._out_audio = value
|
||||
|
||||
out_audio = property(get_out_audio, set_out_audio)
|
||||
|
||||
def get_in_video(self):
|
||||
return self._in_video
|
||||
|
||||
def set_in_video(self, value):
|
||||
self._in_video = value
|
||||
|
||||
in_video = property(get_in_video, set_in_video)
|
||||
|
||||
def get_out_video(self):
|
||||
return self._out_video
|
||||
|
||||
def set_out_video(self, value):
|
||||
self._in_video = value
|
||||
|
||||
out_video = property(get_out_video, set_out_video)
|
||||
|
||||
|
||||
class AV:
|
||||
|
|
@ -41,6 +73,9 @@ class AV:
|
|||
self._video_thread = None
|
||||
self._video_running = False
|
||||
|
||||
self._video_width = 640
|
||||
self._video_height = 480
|
||||
|
||||
def stop(self):
|
||||
self._running = False
|
||||
self.stop_audio_thread()
|
||||
|
|
@ -57,15 +92,15 @@ class AV:
|
|||
"""Call friend with specified number"""
|
||||
self._toxav.call(friend_number, 32 if audio else 0, 5000 if video else 0)
|
||||
self._calls[friend_number] = Call(audio, video)
|
||||
self.start_audio_thread()
|
||||
self.start_video_thread()
|
||||
|
||||
def accept_call(self, friend_number, audio_enabled, video_enabled):
|
||||
|
||||
if self._running:
|
||||
self._calls[friend_number] = Call(audio_enabled, video_enabled)
|
||||
self._toxav.answer(friend_number, 32 if audio_enabled else 0, 5000 if video_enabled else 0)
|
||||
self.start_audio_thread()
|
||||
if audio_enabled:
|
||||
self.start_audio_thread()
|
||||
if video_enabled:
|
||||
self.start_video_thread()
|
||||
|
||||
def finish_call(self, friend_number, by_friend=False):
|
||||
|
||||
|
|
@ -73,20 +108,25 @@ class AV:
|
|||
self._toxav.call_control(friend_number, TOXAV_CALL_CONTROL['CANCEL'])
|
||||
if friend_number in self._calls:
|
||||
del self._calls[friend_number]
|
||||
if not len(self._calls):
|
||||
if not len(list(filter(lambda c: c.out_audio, self._calls))):
|
||||
self.stop_audio_thread()
|
||||
if not len(list(filter(lambda c: c.out_video, self._calls))):
|
||||
self.stop_video_thread()
|
||||
|
||||
def toxav_call_state_cb(self, friend_number, state):
|
||||
"""
|
||||
New call state
|
||||
"""
|
||||
pass # TODO: ignore?
|
||||
# if self._running:
|
||||
#
|
||||
# if state & TOXAV_FRIEND_CALL_STATE['ACCEPTING_A']:
|
||||
# self._calls[friend_number].audio = True
|
||||
# if state & TOXAV_FRIEND_CALL_STATE['ACCEPTING_V']:
|
||||
# self._calls[friend_number].video = True
|
||||
call = self._calls[friend_number]
|
||||
|
||||
call.in_audio = state | TOXAV_FRIEND_CALL_STATE['SENDING_A']
|
||||
call.in_video = state | TOXAV_FRIEND_CALL_STATE['SENDING_V']
|
||||
|
||||
if state | TOXAV_FRIEND_CALL_STATE['ACCEPTING_A'] and call.out_audio:
|
||||
self.start_audio_thread()
|
||||
|
||||
if state | TOXAV_FRIEND_CALL_STATE['ACCEPTING_V'] and call.out_video:
|
||||
self.start_video_thread()
|
||||
|
||||
# -----------------------------------------------------------------------------------------------------------------
|
||||
# Threads
|
||||
|
|
@ -136,10 +176,13 @@ class AV:
|
|||
|
||||
self._video_running = True
|
||||
|
||||
self._video_width = 640 # TODO: use settings
|
||||
self._video_height = 480
|
||||
|
||||
self._video = cv2.VideoCapture(0)
|
||||
self._video.set(cv2.CAP_PROP_FPS, 25)
|
||||
self._video.set(cv2.CAP_PROP_FRAME_WIDTH, 640)
|
||||
self._video.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
|
||||
self._video.set(cv2.CAP_PROP_FRAME_WIDTH, self._video_width)
|
||||
self._video.set(cv2.CAP_PROP_FRAME_HEIGHT, self._video_height)
|
||||
|
||||
self._video_thread = threading.Thread(target=self.send_video)
|
||||
self._video_thread.start()
|
||||
|
|
@ -170,9 +213,6 @@ class AV:
|
|||
output=True)
|
||||
self._out_stream.write(samples)
|
||||
|
||||
def video_chunk(self):
|
||||
pass
|
||||
|
||||
# -----------------------------------------------------------------------------------------------------------------
|
||||
# AV sending
|
||||
# -----------------------------------------------------------------------------------------------------------------
|
||||
|
|
@ -187,7 +227,7 @@ class AV:
|
|||
pcm = self._audio_stream.read(self._audio_sample_count)
|
||||
if pcm:
|
||||
for friend_num in self._calls:
|
||||
if self._calls[friend_num].audio:
|
||||
if self._calls[friend_num].out_audio:
|
||||
try:
|
||||
self._toxav.audio_send_frame(friend_num, pcm, self._audio_sample_count,
|
||||
self._audio_channels, self._audio_rate)
|
||||
|
|
@ -199,15 +239,18 @@ class AV:
|
|||
time.sleep(0.01)
|
||||
|
||||
def send_video(self):
|
||||
"""
|
||||
This method sends video to friends
|
||||
"""
|
||||
while self._video_running:
|
||||
try:
|
||||
result, frame = self._video.read()
|
||||
if result:
|
||||
height, width, channels = frame.shape
|
||||
for friend_num in self._calls:
|
||||
if self._calls[friend_num].video:
|
||||
if self._calls[friend_num].out_video:
|
||||
try:
|
||||
y, u, v = convert_bgr_to_yuv(frame)
|
||||
y, u, v = self.convert_bgr_to_yuv(frame)
|
||||
self._toxav.video_send_frame(friend_num, width, height, y, u, v)
|
||||
except Exception as e:
|
||||
print(e)
|
||||
|
|
@ -216,51 +259,50 @@ class AV:
|
|||
|
||||
time.sleep(0.01)
|
||||
|
||||
def convert_bgr_to_yuv(self, frame):
|
||||
"""
|
||||
:param frame: input bgr frame
|
||||
:return y, u, v: y, u, v values of frame
|
||||
|
||||
def convert_bgr_to_yuv(frame): # TODO: remove hardcoded values
|
||||
"""
|
||||
:param frame: input bgr frame
|
||||
:return y, u, v: y, u, v values of frame
|
||||
How this function works:
|
||||
OpenCV creates YUV420 frame from BGR
|
||||
This frame has following structure and size:
|
||||
width, height - dim of input frame
|
||||
width, height * 1.5 - dim of output frame
|
||||
|
||||
How this function works:
|
||||
OpenCV creates YUV420 frame from BGR
|
||||
This frame has following structure and size:
|
||||
width, height - dim of input frame
|
||||
width, height * 1.5 - dim of output frame
|
||||
width
|
||||
-------------------------
|
||||
| |
|
||||
| Y | height
|
||||
| |
|
||||
-------------------------
|
||||
| | |
|
||||
| U even | U odd | height // 4
|
||||
| | |
|
||||
-------------------------
|
||||
| | |
|
||||
| V even | V odd | height // 4
|
||||
| | |
|
||||
-------------------------
|
||||
|
||||
width
|
||||
-------------------------
|
||||
| |
|
||||
| Y | height
|
||||
| |
|
||||
-------------------------
|
||||
| | |
|
||||
| U even | U odd | height // 4
|
||||
| | |
|
||||
-------------------------
|
||||
| | |
|
||||
| V even | V odd | height // 4
|
||||
| | |
|
||||
-------------------------
|
||||
width // 2 width // 2
|
||||
|
||||
width // 2 width // 2
|
||||
Y, U, V can be extracted using slices and joined in one list using itertools.chain.from_iterable()
|
||||
Function returns bytes(y), bytes(u), bytes(v), because it is required for ctypes
|
||||
"""
|
||||
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2YUV_I420)
|
||||
|
||||
Y, U, V can be extracted using slices and joined in one list using itertools.chain.from_iterable()
|
||||
Function returns bytes(y), bytes(u), bytes(v), because it is required for ctypes
|
||||
"""
|
||||
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2YUV_I420)
|
||||
y = frame[:self._video_height, :].tolist()
|
||||
y = list(itertools.chain.from_iterable(y))
|
||||
|
||||
y = frame[:480, :].tolist()
|
||||
y = list(itertools.chain.from_iterable(y))
|
||||
u = np.zeros((self._video_width // 2, self._video_height // 2), dtype=np.int)
|
||||
u[::2, :] = frame[self._video_height:self._video_height * 5 // 4, :self._video_height // 2]
|
||||
u[1::2, :] = frame[self._video_height:self._video_height * 5 // 4, self._video_height // 2:]
|
||||
u = list(itertools.chain.from_iterable(u))
|
||||
|
||||
u = np.zeros((240, 320), dtype=np.int)
|
||||
u[::2, :] = frame[480:600, :320]
|
||||
u[1::2, :] = frame[480:600, 320:]
|
||||
u = list(itertools.chain.from_iterable(u))
|
||||
v = np.zeros((self._video_width // 2, self._video_height // 2), dtype=np.int)
|
||||
v[::2, :] = frame[self._video_height * 5 // 4:, :self._video_height // 2]
|
||||
v[1::2, :] = frame[self._video_height * 5 // 4:, self._video_height // 2:]
|
||||
v = list(itertools.chain.from_iterable(v))
|
||||
|
||||
v = np.zeros((240, 320), dtype=np.int)
|
||||
v[::2, :] = frame[600:, :320]
|
||||
v[1::2, :] = frame[600:, 320:]
|
||||
v = list(itertools.chain.from_iterable(v))
|
||||
|
||||
return bytes(y), bytes(u), bytes(v)
|
||||
return bytes(y), bytes(u), bytes(v)
|
||||
|
|
|
|||
Loading…
Reference in a new issue