122 lines
2.5 KiB
C
122 lines
2.5 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Video Redirection Virtual Channel - Decoder
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*
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* Copyright 2010-2011 Vic Lee
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <freerdp/config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <freerdp/addin.h>
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#include <freerdp/client/channels.h>
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#include "tsmf_types.h"
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#include "tsmf_constants.h"
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#include "tsmf_decoder.h"
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static ITSMFDecoder* tsmf_load_decoder_by_name(const char* name)
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{
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ITSMFDecoder* decoder = NULL;
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union
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{
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PVIRTUALCHANNELENTRY pvce;
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TSMF_DECODER_ENTRY entry;
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} cnv;
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cnv.pvce = freerdp_load_channel_addin_entry("tsmf", name, "decoder", 0);
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if (!cnv.entry)
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return NULL;
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const UINT rc = cnv.entry(&decoder);
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if ((rc != CHANNEL_RC_OK) || !decoder)
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{
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WLog_ERR(TAG, "failed to call export function in %s", name);
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return NULL;
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}
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return decoder;
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}
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static BOOL tsmf_decoder_set_format(ITSMFDecoder* decoder, TS_AM_MEDIA_TYPE* media_type)
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{
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if (decoder->SetFormat(decoder, media_type))
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return TRUE;
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else
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return FALSE;
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}
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ITSMFDecoder* tsmf_load_decoder(const char* name, TS_AM_MEDIA_TYPE* media_type)
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{
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ITSMFDecoder* decoder = NULL;
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if (name)
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decoder = tsmf_load_decoder_by_name(name);
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#if defined(WITH_GSTREAMER_1_0)
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if (!decoder)
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decoder = tsmf_load_decoder_by_name("gstreamer");
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#endif
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#if defined(WITH_VIDEO_FFMPEG)
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if (!decoder)
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decoder = tsmf_load_decoder_by_name("ffmpeg");
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#endif
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if (decoder)
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{
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if (!tsmf_decoder_set_format(decoder, media_type))
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{
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decoder->Free(decoder);
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decoder = NULL;
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}
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}
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return decoder;
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}
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BOOL tsmf_check_decoder_available(const char* name)
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{
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ITSMFDecoder* decoder = NULL;
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BOOL retValue = FALSE;
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if (name)
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{
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decoder = tsmf_load_decoder_by_name(name);
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}
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#if defined(WITH_GSTREAMER_1_0)
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if (!decoder)
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decoder = tsmf_load_decoder_by_name("gstreamer");
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#endif
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#if defined(WITH_VIDEO_FFMPEG)
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if (!decoder)
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decoder = tsmf_load_decoder_by_name("ffmpeg");
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#endif
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if (decoder)
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{
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decoder->Free(decoder);
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decoder = NULL;
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retValue = TRUE;
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}
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return retValue;
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}
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