/*****************************************************************************
* I/O wrappers for libavformat
*****************************************************************************/
static int IOWrite( void *opaque, uint8_t *buf, int buf_size )
{
sout_mux_t *p_mux = opaque;
sout_mux_sys_t *p_sys = p_mux->p_sys;
int i_ret;
#ifdef AVFORMAT_DEBUG
msg_Dbg( p_mux, "IOWrite %i bytes", buf_size );
#endif
block_t *p_buf = block_Alloc( buf_size );
if( buf_size > 0 ) memcpy( p_buf->p_buffer, buf, buf_size );
if( p_sys->b_write_header )
p_buf->i_flags |= BLOCK_FLAG_HEADER;
#if LIBAVFORMAT_VERSION_CHECK( 57, 7, 0, 40, 100 )
if( !p_sys->b_header_done )
p_buf->i_flags |= BLOCK_FLAG_HEADER;
#endif
if( p_sys->b_write_keyframe )
{
p_buf->i_flags |= BLOCK_FLAG_TYPE_I;
p_sys->b_write_keyframe = false;
}
i_ret = sout_AccessOutWrite( p_mux->p_access, p_buf );
return i_ret ? i_ret : -1;
}
/**
* Copy data from input stream to dump file.
*/
static int Demux( demux_t *p_demux )
{
sout_access_out_t *out = (void *)p_demux->p_sys;
block_t *block = block_Alloc( DUMP_BLOCKSIZE );
if( unlikely(block == NULL) )
return -1;
int rd = stream_Read( p_demux->s, block->p_buffer, DUMP_BLOCKSIZE );
if ( rd <= 0 )
{
block_Release( block );
return rd;
}
block->i_buffer = rd;
size_t wr = sout_AccessOutWrite( out, block );
if( wr != (size_t)rd )
{
msg_Err( p_demux, "cannot write data" );
return -1;
}
return 1;
}
