tskvideoenc1.c

ZPAV (H265) DM64XX(TI) demo ZPAV (H265) 是 音视频 压缩解压 协议

/*
///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//   Copyright (C) 2006-2008  Beijing,  pengzhen  ([e-mail])  //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
*/

void tskVideoEnc()
{

	LCK_Handle m_hViOutMutex = LCK_create( NULL ) ; /* Mutex */
	
	while(1)
    {
		/* acquire Semaphore */
		SemPend( m_hViOutSem , SYS_FOREVER ) ;
		/* acquire Mutex */
		LCK_pend( m_hViOutMutex, SYS_FOREVER ) ; 
		
		/*release Semaphore*/
		if( ! m_Yuv420_Cnt ) SemPost( m_hViInSem ) ; /* Vi */

		/* Yuv420 */
		m_dvp_ctx.i420_y = m_Yuv420_Out->m_pBuf_y ;
		m_dvp_ctx.i420_u = m_Yuv420_Out->m_pBuf_u ;
		m_dvp_ctx.i420_v = m_Yuv420_Out->m_pBuf_v ; 
		//m_dvp_ctx.stream = m_video_streams->m_pBuf ;
		m_dvp_ctx.stream = dnp_get_packet_buffer( m_video_streams->m_pBuf ) ;
		
		/* get next buffer */
		m_Yuv420_Out = m_Yuv420_Out->m_pNext ; m_Yuv420_Cnt ++ ; 

		/* video encode */
		dvp_encode_frame( &m_dvp_ctx ) ;  //m_dvp_ctx.frame_number ++ ; ///////////////////
		
		/* bitstream */
		m_video_streams->m_iSize = m_dvp_ctx.stream_length ;
		m_video_streams = m_video_streams->m_pNext ; 
		*(m_dnp_ctx_tx.video_count) = *(m_dnp_ctx_tx.video_count) + 1; /*TX*/
		
		/*release Semaphore*/
		SemPost( m_dnp_ctx_tx.m_video_semaphore ) ; /* Net */  
		
		/*release Mutex*/
		LCK_post( m_hViOutMutex ) ;
		
    } /* while(1) */

	//LCK_delete( m_hViOutMutex ) ;

}