avutil/pixfmt: Clarify the meaning of the alpha byte in RGB0 and similar formats

[ffmpeg] / configure

diff --git a/configure b/configure
index 6c61f2a2eb4ba8968e3655325453822de26a9540..0c209c58768764acf429e2504b09ebe6b10c1036 100755 (executable)
--- a/configure
+++ b/configure
@@ -1868,6 +1868,7 @@ CONFIG_EXTRA="
     huffyuvencdsp
     idctdsp
     iirfilter
+    imdct15
     intrax8
     lgplv3
     llauddsp
@@ -2067,7 +2068,7 @@ mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp videodsp"
 mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
 
 # decoders / encoders
-aac_decoder_select="mdct sinewin"
+aac_decoder_select="imdct15 mdct sinewin"
 aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
 aac_latm_decoder_select="aac_decoder aac_latm_parser"
 ac3_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
@@ -2192,6 +2193,7 @@ nellymoser_encoder_select="audio_frame_queue mdct sinewin"
 nuv_decoder_select="idctdsp lzo"
 on2avc_decoder_select="mdct"
 opus_decoder_deps="swresample"
+opus_decoder_select="imdct15"
 png_decoder_select="zlib"
 png_encoder_select="huffyuvencdsp zlib"
 prores_decoder_select="blockdsp idctdsp"