Exemple #1
0
    def writeFrame(self, frame):
        buf = ctypes.addressof(self._buffer)
        self._frame.pts = self._currentPts
        self._currentPts += 1
        bytes = avcodec.avcodec_encode_video(self._codecCtx, buf, self._bufSize, self._frame)
#        print "pts", self._frame.pts
        print "bytes",bytes
        if bytes>0:
            self._pkt.data = ctypes.cast(self._buffer, ctypes.POINTER(ctypes.c_uint8))
            self._pkt.size = bytes
            self._pkt.pts = self._frame.pts
#            if self._codecCtx.coded_frame.contents.key_frame:
#                self._pkt.flags |= cppdefs.PKT_FLAG_KEY
                
            avformat.av_interleaved_write_frame(self._formatCtx, self._pkt)
Exemple #2
0
    def writeFrame__dummy(self):
        # Create a packet struct and initialize it
        pkt = AVPacket()
        avcodec.av_init_packet(pkt)
        #pkt.stream_index = outputstream.index
        
        #big_picture.pts= ost->sync_opts;
        
        # Encode the frame
        bytes = avcodec.avcodec_encode_video(codecCtx, buf, bufsize, picture)
        if bytes>0:
            pkt.data = buf
            pkt.size = bytes
#            pkt.pts = ...
            if codecCtx.coded_frame.key_frame:
                pkt.flags |= PKT_FLAG_KEY
                
            avformat.av_interleaved_write_frame(formatCtx, pkt)