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-rw-r--r--libaf/af_mp.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/libaf/af_mp.c b/libaf/af_mp.c
new file mode 100644
index 0000000000..bbc3539e31
--- /dev/null
+++ b/libaf/af_mp.c
@@ -0,0 +1,41 @@
+#include "af.h"
+
+/* Decodes the format from mplayer format to libaf format */
+int af_format_decode(int ifmt)
+{
+ int ofmt = ~0;
+ // Check input ifmt
+ switch(ifmt){
+ case(AFMT_U8):
+ ofmt = AF_FORMAT_LE|AF_FORMAT_US; break;
+ case(AFMT_S8):
+ ofmt = AF_FORMAT_LE|AF_FORMAT_SI; break;
+ case(AFMT_S16_LE):
+ ofmt = AF_FORMAT_LE|AF_FORMAT_SI; break;
+ case(AFMT_S16_BE):
+ ofmt = AF_FORMAT_BE|AF_FORMAT_SI; break;
+ case(AFMT_U16_LE):
+ ofmt = AF_FORMAT_LE|AF_FORMAT_US; break;
+ case(AFMT_U16_BE):
+ ofmt = AF_FORMAT_BE|AF_FORMAT_US; break;
+ case(AFMT_S32_LE):
+ ofmt = AF_FORMAT_LE|AF_FORMAT_SI; break;
+ case(AFMT_S32_BE):
+ ofmt = AF_FORMAT_BE|AF_FORMAT_SI; break;
+ case(AFMT_IMA_ADPCM):
+ ofmt = AF_FORMAT_IMA_ADPCM; break;
+ case(AFMT_MU_LAW):
+ ofmt = AF_FORMAT_MU_LAW; break;
+ case(AFMT_A_LAW):
+ ofmt = AF_FORMAT_A_LAW; break;
+ case(AFMT_MPEG):
+ ofmt = AF_FORMAT_MPEG2; break;
+ case(AFMT_AC3):
+ ofmt = AF_FORMAT_AC3; break;
+ default:
+ //This can not happen ....
+ af_msg(AF_MSG_FATAL,"Unrecognized input audio format %i\n",ifmt);
+ break;
+ }
+ return ofmt;
+}