lavc doxy: add avfft to the main lavc group.

diff --git a/libavcodec/avfft.h b/libavcodec/avfft.h
index 91fe2f42974bf2bb911745ea06f4378675d422f9..b89618258e63ee797658de37cad5ceba105f640d 100644 (file)
--- a/libavcodec/avfft.h
+++ b/libavcodec/avfft.h
@@ -19,6 +19,19 @@
 #ifndef AVCODEC_AVFFT_H
 #define AVCODEC_AVFFT_H
 
+/**
+ * @file
+ * @ingroup lavc_fft
+ * FFT functions
+ */
+
+/**
+ * @defgroup lavc_fft FFT functions
+ * @ingroup lavc_misc
+ *
+ * @{
+ */
+
 typedef float FFTSample;
 
 typedef struct FFTComplex {
@@ -96,4 +109,8 @@ DCTContext *av_dct_init(int nbits, enum DCTTransformType type);
 void av_dct_calc(DCTContext *s, FFTSample *data);
 void av_dct_end (DCTContext *s);
 
+/**
+ * @}
+ */
+
 #endif /* AVCODEC_AVFFT_H */