Merge remote-tracking branch 'qatar/master'

* qatar/master: (22 commits)
  rv40dsp x86: use only one register, for both increment and loop counter
  rv40dsp: implement prescaled versions for biweight.
  avconv: use default channel layouts when they are unknown
  avconv: parse channel layout string
  nutdec: K&R formatting cosmetics
  vda: Signal 4 byte NAL headers to the decoder regardless of what's in the extradata
  mem: Consistently return NULL for av_malloc(0)
  vf_overlay: implement poll_frame()
  vf_scale: support named constants for sws flags.
  lavc doxy: add all installed headers to doxy groups.
  lavc doxy: add avfft to the main lavc group.
  lavc doxy: add remaining avcodec.h functions to a misc doxygen group.
  lavc doxy: add AVPicture functions to a doxy group.
  lavc doxy: add resampling functions to a doxy group.
  lavc doxy: replace \ with /
  lavc doxy: add encoding functions to a doxy group.
  lavc doxy: add decoding functions to a doxy group.
  lavc doxy: fix formatting of AV_PKT_DATA_{PARAM_CHANGE,H263_MB_INFO}
  lavc doxy: add AVPacket-related stuff to a separate doxy group.
  lavc doxy: add core functions/definitions to a doxy group.
  ...

Conflicts:
	ffmpeg.c
	libavcodec/avcodec.h
	libavcodec/vda.c
	libavcodec/x86/rv40dsp.asm
	libavfilter/vf_scale.c
	libavformat/nutdec.c
	libavutil/mem.c
	tests/ref/acodec/pcm_s24daud

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 17 insertions, 0 deletions

diff --git a/libavcodec/avfft.h b/libavcodec/avfft.h
index be2d9c7e10..2d20a45f87 100644
--- 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 */