151 lines
3.4 KiB
C++
151 lines
3.4 KiB
C++
/*
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* Copyright (c) 2004-2007 Marcus Overhagen <marcus@overhagen.de>
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify,
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* merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "DeviceRoster.h"
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#include <stdio.h>
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#include <string.h>
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#include <Debug.h>
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DeviceRoster *gDeviceRoster;
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DeviceRoster::DeviceRoster()
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{
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live_node_info info[MAX_DEVICE_COUNT];
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int32 info_count = MAX_DEVICE_COUNT;
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status_t err;
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err = MediaRoster()->GetLiveNodes(info, &info_count, NULL, NULL, "DVB*",
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B_BUFFER_PRODUCER | B_PHYSICAL_INPUT);
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if (err != B_OK || info_count < 1) {
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printf("Can't find live DVB node. Found %" B_PRId32 " nodes, error %08" B_PRIx32 " (%s)\n",
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info_count, err, strerror(err));
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fDeviceCount = 0;
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} else {
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fDeviceCount = info_count;
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for (int i = 0; i < fDeviceCount; i++) {
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fDeviceInfo[i].node = info[i].node;
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strcpy(fDeviceInfo[i].name, info[i].name);
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}
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}
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}
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DeviceRoster::~DeviceRoster()
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{
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}
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int
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DeviceRoster::DeviceCount()
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{
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return fDeviceCount;
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}
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const char *
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DeviceRoster::DeviceName(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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return fDeviceInfo[i].name;
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}
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media_node
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DeviceRoster::DeviceNode(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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return fDeviceInfo[i].node;
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}
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bool
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DeviceRoster::IsRawAudioOutputFree(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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media_output output;
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int32 count;
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status_t err;
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err = MediaRoster()->GetFreeOutputsFor(fDeviceInfo[i].node, &output, 1,
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&count, B_MEDIA_RAW_AUDIO);
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return (err == B_OK) && (count == 1);
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}
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bool
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DeviceRoster::IsEncAudioOutputFree(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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media_output output;
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int32 count;
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status_t err;
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err = MediaRoster()->GetFreeOutputsFor(fDeviceInfo[i].node, &output, 1,
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&count, B_MEDIA_ENCODED_AUDIO);
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return (err == B_OK) && (count == 1);
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}
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bool
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DeviceRoster::IsRawVideoOutputFree(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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media_output output;
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int32 count;
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status_t err;
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err = MediaRoster()->GetFreeOutputsFor(fDeviceInfo[i].node, &output, 1,
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&count, B_MEDIA_RAW_VIDEO);
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return (err == B_OK) && (count == 1);
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}
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bool
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DeviceRoster::IsEncVideoOutputFree(int i)
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{
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ASSERT(i >= 0 && i < fDeviceCount);
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media_output output;
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int32 count;
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status_t err;
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err = MediaRoster()->GetFreeOutputsFor(fDeviceInfo[i].node, &output, 1,
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&count, B_MEDIA_ENCODED_VIDEO);
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return (err == B_OK) && (count == 1);
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}
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BMediaRoster *
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DeviceRoster::MediaRoster()
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{
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return BMediaRoster::Roster();
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}
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