1 files changed, 120 insertions, 0 deletions
diff --git a/channels/tsmf/client/tsmf_decoder.c b/channels/tsmf/client/tsmf_decoder.c
new file mode 100644
index 0000000..0e318f7
--- /dev/null
+++ b/channels/tsmf/client/tsmf_decoder.c
@@ -0,0 +1,120 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ * Video Redirection Virtual Channel - Decoder
+ *
+ * Copyright 2010-2011 Vic Lee
+ *
+ * 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.
+ */
+
+#include <freerdp/config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <freerdp/addin.h>
+#include <freerdp/client/channels.h>
+
+#include "tsmf_types.h"
+#include "tsmf_constants.h"
+#include "tsmf_decoder.h"
+
+static ITSMFDecoder* tsmf_load_decoder_by_name(const char* name)
+{
+	ITSMFDecoder* decoder = NULL;
+	TSMF_DECODER_ENTRY entry = NULL;
+
+	entry = (TSMF_DECODER_ENTRY)(void*)freerdp_load_channel_addin_entry("tsmf", name, "decoder", 0);
+
+	if (!entry)
+		return NULL;
+
+	decoder = entry();
+
+	if (!decoder)
+	{
+		WLog_ERR(TAG, "failed to call export function in %s", name);
+		return NULL;
+	}
+
+	return decoder;
+}
+
+static BOOL tsmf_decoder_set_format(ITSMFDecoder* decoder, TS_AM_MEDIA_TYPE* media_type)
+{
+	if (decoder->SetFormat(decoder, media_type))
+		return TRUE;
+	else
+		return FALSE;
+}
+
+ITSMFDecoder* tsmf_load_decoder(const char* name, TS_AM_MEDIA_TYPE* media_type)
+{
+	ITSMFDecoder* decoder = NULL;
+
+	if (name)
+	{
+		decoder = tsmf_load_decoder_by_name(name);
+	}
+
+#if defined(WITH_GSTREAMER_1_0)
+	if (!decoder)
+		decoder = tsmf_load_decoder_by_name("gstreamer");
+#endif
+
+#if defined(WITH_VIDEO_FFMPEG)
+	if (!decoder)
+		decoder = tsmf_load_decoder_by_name("ffmpeg");
+#endif
+
+	if (decoder)
+	{
+		if (!tsmf_decoder_set_format(decoder, media_type))
+		{
+			decoder->Free(decoder);
+			decoder = NULL;
+		}
+	}
+
+	return decoder;
+}
+
+BOOL tsmf_check_decoder_available(const char* name)
+{
+	ITSMFDecoder* decoder = NULL;
+	BOOL retValue = FALSE;
+
+	if (name)
+	{
+		decoder = tsmf_load_decoder_by_name(name);
+	}
+#if defined(WITH_GSTREAMER_1_0)
+	if (!decoder)
+		decoder = tsmf_load_decoder_by_name("gstreamer");
+#endif
+
+#if defined(WITH_VIDEO_FFMPEG)
+	if (!decoder)
+		decoder = tsmf_load_decoder_by_name("ffmpeg");
+#endif
+
+	if (decoder)
+	{
+		decoder->Free(decoder);
+		decoder = NULL;
+		retValue = TRUE;
+	}
+
+	return retValue;
+}