Merge remote-tracking branch 'qatar/master'

* qatar/master: (34 commits)
  mlp_parser: fix the channel mask value used for the top surround channel
  vorbisenc: check all allocations for failure
  roqaudioenc: return AVERROR codes instead of -1
  roqaudioenc: set correct bit rate
  roqaudioenc: use AVCodecContext.frame_size correctly.
  roqaudioenc: remove unneeded sample_fmt check
  ra144enc: use int16_t* for input samples rather than void*
  ra144enc: set AVCodecContext.coded_frame
  ra144enc: remove unneeded sample_fmt check
  nellymoserenc: set AVCodecContext.coded_frame
  nellymoserenc: improve error checking in encode_init()
  nellymoserenc: return AVERROR codes instead of -1
  libvorbis: improve error checking in oggvorbis_encode_init()
  mpegaudioenc: return AVERROR codes instead of -1
  libfaac: improve error checking and handling in Faac_encode_init()
  avutil: add AVERROR_UNKNOWN
  check for coded_frame allocation failure in several audio encoders
  audio encoders: do not set coded_frame->key_frame.
  g722enc: check for trellis data allocation error
  libspeexenc: export encoder delay through AVCodecContext.delay
  ...

Conflicts:
	doc/APIchanges
	libavcodec/avcodec.h
	libavcodec/fraps.c
	libavcodec/kgv1dec.c
	libavcodec/libfaac.c
	libavcodec/libgsm.c
	libavcodec/libvorbis.c
	libavcodec/mlp_parser.c
	libavcodec/roqaudioenc.c
	libavcodec/vorbisenc.c
	libavutil/avutil.h
	libavutil/error.c
	libavutil/error.h

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

1 files changed, 13 insertions, 0 deletions

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 8f7566548f..b250e95861 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -1372,6 +1372,19 @@ typedef struct AVCodecContext {
      *           the decoder output. (we assume the decoder matches the spec)
      * Decoding: Number of frames delay in addition to what a standard decoder
      *           as specified in the spec would produce.
+     *
+     * Video:
+     *   Number of frames the decoded output will be delayed relative to the
+     *   encoded input.
+     *
+     * Audio:
+     *   Number of "priming" samples added to the beginning of the stream
+     *   during encoding. The decoded output will be delayed by this many
+     *   samples relative to the input to the encoder. Note that this field is
+     *   purely informational and does not directly affect the pts output by
+     *   the encoder, which should always be based on the actual presentation
+     *   time, including any delay.
+     *
      * - encoding: Set by libavcodec.
      * - decoding: Set by libavcodec.
      */