| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| |
| #ifndef GUAC_RAW_ENCODER_H |
| #define GUAC_RAW_ENCODER_H |
| |
| #include "config.h" |
| |
| #include "guacamole/audio.h" |
| |
| /** |
| * The number of bytes to send in each audio blob. |
| */ |
| #define GUAC_RAW_ENCODER_BLOB_SIZE 6048 |
| |
| /** |
| * The size of the raw encoder output PCM buffer, in milliseconds. The |
| * equivalent size in bytes will vary by PCM rate, number of channels, and bits |
| * per sample. |
| */ |
| #define GUAC_RAW_ENCODER_BUFFER_SIZE 250 |
| |
| /** |
| * The current state of the raw encoder. The raw encoder performs very minimal |
| * processing, buffering provided PCM data only as necessary to ensure audio |
| * packet sizes are reasonable. |
| */ |
| typedef struct raw_encoder_state { |
| |
| /** |
| * Buffer of not-yet-written raw PCM data. |
| */ |
| unsigned char* buffer; |
| |
| /** |
| * Size of the PCM buffer, in bytes. |
| */ |
| int length; |
| |
| /** |
| * The current number of bytes stored within the PCM buffer. |
| */ |
| int written; |
| |
| } raw_encoder_state; |
| |
| /** |
| * Audio encoder which writes 8-bit raw PCM (one byte per sample). |
| */ |
| extern guac_audio_encoder* raw8_encoder; |
| |
| /** |
| * Audio encoder which writes 16-bit raw PCM (two bytes per sample). |
| */ |
| extern guac_audio_encoder* raw16_encoder; |
| |
| #endif |
| |