Delete pages/8_media_files_streaming.py

pages/8_media_files_streaming.py

@@ -1,129 +0,0 @@
-"""Media streamings"""
-import logging
-from pathlib import Path
-from typing import Dict, Optional, cast
-
-import av
-import cv2
-import streamlit as st
-from aiortc.contrib.media import MediaPlayer
-from streamlit_webrtc import WebRtcMode, WebRtcStreamerContext, webrtc_streamer
-
-from sample_utils.download import download_file
-from sample_utils.turn import get_ice_servers
-
-HERE = Path(__file__).parent
-ROOT = HERE.parent
-
-logger = logging.getLogger(__name__)
-
-
-MEDIAFILES: Dict[str, Dict] = {
-    "big_buck_bunny_720p_2mb.mp4 (local)": {
-        "url": "https://sample-videos.com/video123/mp4/720/big_buck_bunny_720p_2mb.mp4",  # noqa: E501
-        "local_file_path": ROOT / "data/big_buck_bunny_720p_2mb.mp4",
-        "type": "video",
-    },
-    "big_buck_bunny_720p_10mb.mp4 (local)": {
-        "url": "https://sample-videos.com/video123/mp4/720/big_buck_bunny_720p_10mb.mp4",  # noqa: E501
-        "local_file_path": ROOT / "data/big_buck_bunny_720p_10mb.mp4",
-        "type": "video",
-    },
-    "file_example_MP3_700KB.mp3 (local)": {
-        "url": "https://file-examples-com.github.io/uploads/2017/11/file_example_MP3_700KB.mp3",  # noqa: E501
-        "local_file_path": ROOT / "data/file_example_MP3_700KB.mp3",
-        "type": "audio",
-    },
-    "file_example_MP3_5MG.mp3 (local)": {
-        "url": "https://file-examples-com.github.io/uploads/2017/11/file_example_MP3_5MG.mp3",  # noqa: E501
-        "local_file_path": ROOT / "data/file_example_MP3_5MG.mp3",
-        "type": "audio",
-    },
-    "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov": {
-        "url": "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov",
-        "type": "video",
-    },
-}
-media_file_label = st.radio("Select a media source to stream", tuple(MEDIAFILES.keys()))
-media_file_info = MEDIAFILES[cast(str, media_file_label)]
-if "local_file_path" in media_file_info:
-    download_file(media_file_info["url"], media_file_info["local_file_path"])
-
-
-def create_player():
-    if "local_file_path" in media_file_info:
-        return MediaPlayer(str(media_file_info["local_file_path"]))
-    else:
-        return MediaPlayer(media_file_info["url"])
-
-    # NOTE: To stream the video from webcam, use the code below.
-    # return MediaPlayer(
-    #     "1:none",
-    #     format="avfoundation",
-    #     options={"framerate": "30", "video_size": "1280x720"},
-    # )
-
-
-key = f"media-streaming-{media_file_label}"
-ctx: Optional[WebRtcStreamerContext] = st.session_state.get(key)
-if media_file_info["type"] == "video" and ctx and ctx.state.playing:
-    _type = st.radio("Select transform type", ("noop", "cartoon", "edges", "rotate"))
-else:
-    _type = "noop"
-
-
-def video_frame_callback(frame: av.VideoFrame) -> av.VideoFrame:
-    img = frame.to_ndarray(format="bgr24")
-
-    if _type == "noop":
-        pass
-    elif _type == "cartoon":
-        # prepare color
-        img_color = cv2.pyrDown(cv2.pyrDown(img))
-        for _ in range(6):
-            img_color = cv2.bilateralFilter(img_color, 9, 9, 7)
-        img_color = cv2.pyrUp(cv2.pyrUp(img_color))
-
-        # prepare edges
-        img_edges = cv2.cvtColor(img, cv2.COLOR_RGB2GRAY)
-        img_edges = cv2.adaptiveThreshold(
-            cv2.medianBlur(img_edges, 7),
-            255,
-            cv2.ADAPTIVE_THRESH_MEAN_C,
-            cv2.THRESH_BINARY,
-            9,
-            2,
-        )
-        img_edges = cv2.cvtColor(img_edges, cv2.COLOR_GRAY2RGB)
-
-        # combine color and edges
-        img = cv2.bitwise_and(img_color, img_edges)
-    elif _type == "edges":
-        # perform edge detection
-        img = cv2.cvtColor(cv2.Canny(img, 100, 200), cv2.COLOR_GRAY2BGR)
-    elif _type == "rotate":
-        # rotate image
-        rows, cols, _ = img.shape
-        M = cv2.getRotationMatrix2D((cols / 2, rows / 2), frame.time * 45, 1)
-        img = cv2.warpAffine(img, M, (cols, rows))
-
-    return av.VideoFrame.from_ndarray(img, format="bgr24")
-
-
-webrtc_streamer(
-    key=key,
-    mode=WebRtcMode.RECVONLY,
-    rtc_configuration={"iceServers": get_ice_servers()},
-    media_stream_constraints={
-        "video": media_file_info["type"] == "video",
-        "audio": media_file_info["type"] == "audio",
-    },
-    player_factory=create_player,
-    video_frame_callback=video_frame_callback,
-)
-
-st.markdown(
-    "The video filter in this demo is based on "
-    "https://github.com/aiortc/aiortc/blob/2362e6d1f0c730a0f8c387bbea76546775ad2fe8/examples/server/server.py#L34. "  # noqa: E501
-    "Many thanks to the project."
-)