| /* |
| ** Copyright 2003-2010, VisualOn, Inc. |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| /*********************************************************************** |
| * File: stream.c * |
| * * |
| * Description: VOME API Buffer Operator Implement Code * |
| * * |
| ************************************************************************/ |
| |
| #include "stream.h" |
| |
| void voAWB_InitFrameBuffer(FrameStream *stream) |
| { |
| stream->set_ptr = NULL; |
| stream->frame_ptr_bk = stream->frame_ptr; |
| stream->set_len = 0; |
| stream->framebuffer_len = 0; |
| stream->frame_storelen = 0; |
| } |
| |
| void voAWB_UpdateFrameBuffer( |
| FrameStream *stream, |
| VO_MEM_OPERATOR *pMemOP |
| ) |
| { |
| int len; |
| len = MIN(Frame_Maxsize - stream->frame_storelen, stream->set_len); |
| pMemOP->Copy(VO_INDEX_ENC_AMRWB, stream->frame_ptr_bk + stream->frame_storelen , stream->set_ptr, len); |
| stream->set_len -= len; |
| stream->set_ptr += len; |
| stream->framebuffer_len = stream->frame_storelen + len; |
| stream->frame_ptr = stream->frame_ptr_bk; |
| stream->used_len += len; |
| } |
| |
| void voAWB_FlushFrameBuffer(FrameStream *stream) |
| { |
| stream->set_ptr = NULL; |
| stream->frame_ptr_bk = stream->frame_ptr; |
| stream->set_len = 0; |
| stream->framebuffer_len = 0; |
| stream->frame_storelen = 0; |
| } |
| |