src/apps/cortex/addons/Flanger/FlangerAddOn.cpp

   1 /*
   2  * Copyright (c) 1999-2000, Eric Moon.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions, and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions, and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  27  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31
  32 // FlangerAddOn.cpp
  33 // e.moon 16jun99
  34
  35 #include "FlangerNode.h"
  36 #include "FlangerAddOn.h"
  37 #include <Entry.h>
  38 #include <Debug.h>
  39 #include <cstring>
  40 #include <cstdlib>
  41
  42 // instantiation function
  43 extern "C" _EXPORT BMediaAddOn* make_media_addon(image_id image);
  44 extern "C" _EXPORT BMediaAddOn* make_media_addon(image_id image) {
  45         return new FlangerAddOn(image);
  46 }
  47
  48 // -------------------------------------------------------- //
  49 // ctor/dtor
  50 // -------------------------------------------------------- //
  51
  52 FlangerAddOn::~FlangerAddOn() {
  53         PRINT(("~FlangerAddOn()\n"));
  54 }
  55 FlangerAddOn::FlangerAddOn(image_id image) :
  56         BMediaAddOn(image) {}
  57
  58 // -------------------------------------------------------- //
  59 // BMediaAddOn impl
  60 // -------------------------------------------------------- //
  61
  62 status_t FlangerAddOn::InitCheck(
  63         const char** out_failure_text) {
  64         return B_OK;
  65 }
  66
  67 int32 FlangerAddOn::CountFlavors() {
  68         return 1;
  69 }
  70
  71 status_t FlangerAddOn::GetFlavorAt(
  72         int32 n,
  73         const flavor_info** out_info) {
  74         if(n)
  75                 return B_ERROR;
  76
  77         flavor_info* pInfo = new flavor_info;
  78         pInfo->internal_id = n;
  79         pInfo->name = (char *)"Flanger";
  80         pInfo->info = (char *)
  81                 "An add-on version of FlangerNode.\n"
  82                 "by Eric Moon (16 June, 1999)";
  83         pInfo->kinds = B_BUFFER_CONSUMER | B_BUFFER_PRODUCER | B_CONTROLLABLE;
  84         pInfo->flavor_flags = 0;
  85         pInfo->possible_count = 0;
  86
  87         pInfo->in_format_count = 1;
  88         media_format* pFormat = new media_format;
  89         pFormat->type = B_MEDIA_RAW_AUDIO;
  90         pFormat->u.raw_audio = media_raw_audio_format::wildcard;
  91         pFormat->u.raw_audio.format = media_raw_audio_format::B_AUDIO_FLOAT;
  92         pInfo->in_formats = pFormat;
  93
  94         pInfo->out_format_count = 1;
  95         pFormat = new media_format;
  96         pFormat->type = B_MEDIA_RAW_AUDIO;
  97         pFormat->u.raw_audio = media_raw_audio_format::wildcard;
  98         pFormat->u.raw_audio.format = media_raw_audio_format::B_AUDIO_FLOAT;
  99         pInfo->out_formats = pFormat;
 100
 101         *out_info = pInfo;
 102         return B_OK;
 103 }
 104
 105 BMediaNode* FlangerAddOn::InstantiateNodeFor(
 106         const flavor_info* info,
 107         BMessage* config,
 108         status_t* out_error) {
 109
 110         FlangerNode* pNode = new FlangerNode(this);
 111         return pNode;
 112 }
 113
 114 status_t FlangerAddOn::GetConfigurationFor(
 115         BMediaNode* your_node,
 116         BMessage* into_message) {
 117
 118         // no config yet
 119         return B_OK;
 120 }
 121
 122 // END -- FlangerAddOn.h --