1 files changed, 84 insertions, 0 deletions
diff --git a/hifi/xaf/hifi-dpf/plugins/cadence/vorbis_dec/xa-vorbis-decoder.c b/hifi/xaf/hifi-dpf/plugins/cadence/vorbis_dec/xa-vorbis-decoder.c
new file mode 100644
index 00000000..43220ef3
--- /dev/null
+++ b/hifi/xaf/hifi-dpf/plugins/cadence/vorbis_dec/xa-vorbis-decoder.c
@@ -0,0 +1,84 @@
+/*******************************************************************************
+* Copyright (C) 2018 Cadence Design Systems, Inc.
+* 
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to use this Software with Cadence processor cores only and 
+* not with any other processors and platforms, subject to
+* the following conditions:
+* 
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+* 
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************************/
+
+/*******************************************************************************
+ * xa-vorbis-decoder.c
+ *
+ * VORBIS decoder plugin - thin wrapper around VORBISDEC library
+ *
+ ******************************************************************************/
+
+#define MODULE_TAG                      VORBISDEC
+
+/*******************************************************************************
+ * Includes
+ ******************************************************************************/
+
+#include "xf-plugin.h"
+#include "audio/xa-audio-decoder-api.h"
+#include "xa_vorbis_dec_api.h"
+
+/*******************************************************************************
+ * Override GET-CONFIG-PARAM function
+ ******************************************************************************/
+
+static inline XA_ERRORCODE xa_vorbis_get_config_param(xa_codec_handle_t handle, WORD32 i_idx, pVOID pv_value)
+{
+    /* ...translate "standard" parameter index into internal value */
+    switch (i_idx)
+    {
+    case XA_CODEC_CONFIG_PARAM_CHANNELS:
+        /* ...return number of output channels */
+        i_idx = XA_VORBISDEC_CONFIG_PARAM_NUM_CHANNELS;
+        break;
+        
+    case XA_CODEC_CONFIG_PARAM_SAMPLE_RATE:
+        /* ...return output sampling frequency */
+        i_idx = XA_VORBISDEC_CONFIG_PARAM_SAMP_FREQ;
+        break;
+        
+    case XA_CODEC_CONFIG_PARAM_PCM_WIDTH:
+        /* ...return sample bit-width */
+        i_idx = XA_VORBISDEC_CONFIG_PARAM_PCM_WDSZ;
+        break;
+    }
+    
+    /* ...pass to library */
+    return xa_vorbis_dec(handle, XA_API_CMD_GET_CONFIG_PARAM, i_idx, pv_value);       
+}
+
+/*******************************************************************************
+ * API entry point
+ ******************************************************************************/
+
+XA_ERRORCODE xa_vorbis_decoder(xa_codec_handle_t p_xa_module_obj, WORD32 i_cmd, WORD32 i_idx, pVOID pv_value)
+{
+    /* ...process common audio-decoder commands */
+    if (i_cmd == XA_API_CMD_GET_CONFIG_PARAM)
+    {
+        return xa_vorbis_get_config_param(p_xa_module_obj, i_idx, pv_value);
+    }
+    else
+    {
+        return xa_vorbis_dec(p_xa_module_obj, i_cmd, i_idx, pv_value);
+    }
+}