Merge commit 'b5198a26'

* commit 'b5198a26':
  configure: tms470: add mapping for -mfpu=vfpv3-d16 flag
  configure: recognise Minix as OS
  configure: work around bug in ash shell
  eval-test: make table static const
  lavr: handle clipping in the float to s32 conversion
  nut: support pcm codecs not mapped in avi
Merged-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -639,7 +639,7 @@ print_config(){
 }
 
 print_enabled(){
-    test "$1" = -n && end=" " && shift || end="\n"
+    test x"$1" = x-n && end=" " && shift || end="\n"
     suf=$1
     shift
     for v; do
@@ -2488,6 +2488,7 @@ tms470_flags(){
             -mfpu=neon)     echo --float_support=vfpv3 --neon ;;
             -mfpu=vfp)      echo --float_support=vfpv2        ;;
             -mfpu=vfpv3)    echo --float_support=vfpv3        ;;
+            -mfpu=vfpv3-d16) echo --float_support=vfpv3d16    ;;
             -msoft-float)   echo --float_support=vfplib       ;;
             -O[0-3]|-mf=*)  echo $flag                        ;;
             -g)             echo -g -mn                       ;;
@@ -3192,6 +3193,8 @@ case $target_os in
         add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
         FFSERVERLDFLAGS=
         ;;
+    minix)
+        ;;
     none)
         ;;
     *)

doc/nut.texi

@@ -54,7 +54,7 @@ to be read big-endian.
 @end multitable
 
 <type> is S for signed integer, U for unsigned integer, F for IEEE float
-<interleaving> is D for default, as a historical artefact.
+<interleaving> is D for default, P is for planar.
 <bits> is 8/16/24/32
 
 @example

libavformat/nut.c

@@ -113,9 +113,34 @@ const AVCodecTag ff_nut_video_tags[] = {
     { AV_CODEC_ID_NONE    , 0                         }
 };
 
+const AVCodecTag ff_nut_audio_tags[] = {
+    { AV_CODEC_ID_PCM_ALAW,         MKTAG('A', 'L', 'A', 'W') },
+    { AV_CODEC_ID_PCM_MULAW,        MKTAG('U', 'L', 'A', 'W') },
+    { AV_CODEC_ID_PCM_F32BE,        MKTAG(32 , 'D', 'F', 'P') },
+    { AV_CODEC_ID_PCM_F32LE,        MKTAG('P', 'F', 'D', 32 ) },
+    { AV_CODEC_ID_PCM_F64BE,        MKTAG(64 , 'D', 'F', 'P') },
+    { AV_CODEC_ID_PCM_F64LE,        MKTAG('P', 'F', 'D', 64 ) },
+    { AV_CODEC_ID_PCM_S16BE,        MKTAG(16 , 'D', 'S', 'P') },
+    { AV_CODEC_ID_PCM_S16LE,        MKTAG('P', 'S', 'D', 16 ) },
+    { AV_CODEC_ID_PCM_S24BE,        MKTAG(24 , 'D', 'S', 'P') },
+    { AV_CODEC_ID_PCM_S24LE,        MKTAG('P', 'S', 'D', 24 ) },
+    { AV_CODEC_ID_PCM_S32BE,        MKTAG(32 , 'D', 'S', 'P') },
+    { AV_CODEC_ID_PCM_S32LE,        MKTAG('P', 'S', 'D', 32 ) },
+    { AV_CODEC_ID_PCM_S8,           MKTAG('P', 'S', 'D',  8 ) },
+    { AV_CODEC_ID_PCM_U16BE,        MKTAG(16 , 'D', 'U', 'P') },
+    { AV_CODEC_ID_PCM_U16LE,        MKTAG('P', 'U', 'D', 16 ) },
+    { AV_CODEC_ID_PCM_U24BE,        MKTAG(24 , 'D', 'U', 'P') },
+    { AV_CODEC_ID_PCM_U24LE,        MKTAG('P', 'U', 'D', 24 ) },
+    { AV_CODEC_ID_PCM_U32BE,        MKTAG(32 , 'D', 'U', 'P') },
+    { AV_CODEC_ID_PCM_U32LE,        MKTAG('P', 'U', 'D', 32 ) },
+    { AV_CODEC_ID_PCM_U8,           MKTAG('P', 'U', 'D',  8 ) },
+    { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
+    { AV_CODEC_ID_NONE,             0                         }
+};
+
 const AVCodecTag * const ff_nut_codec_tags[] = {
     ff_nut_video_tags, ff_nut_subtitle_tags,
-    ff_codec_bmp_tags, ff_codec_wav_tags, 0
+    ff_codec_bmp_tags, ff_codec_wav_tags, ff_nut_audio_tags, 0
 };
 
 void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val){

libavformat/nut.h

@@ -109,6 +109,7 @@ typedef struct NUTContext {
 
 extern const AVCodecTag ff_nut_subtitle_tags[];
 extern const AVCodecTag ff_nut_video_tags[];
+extern const AVCodecTag ff_nut_audio_tags[];
 
 extern const AVCodecTag * const ff_nut_codec_tags[];
 

libavformat/nutdec.c

@@ -369,7 +369,12 @@ static int decode_stream_header(NUTContext *nut)
         break;
     case 1:
         st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
-        st->codec->codec_id   = ff_codec_get_id(ff_codec_wav_tags, tmp);
+        st->codec->codec_id   = av_codec_get_id((const AVCodecTag * const []) {
+                                                    ff_nut_audio_tags,
+                                                    ff_codec_wav_tags,
+                                                    0
+                                                },
+                                                tmp);
         break;
     case 2:
         st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;

libavresample/x86/audio_convert.asm

@@ -28,6 +28,7 @@ SECTION_RODATA 32
 
 pf_s32_inv_scale: times 8 dd 0x30000000
 pf_s32_scale:     times 8 dd 0x4f000000
+pf_s32_clip:      times 8 dd 0x4effffff
 pf_s16_inv_scale: times 4 dd 0x38000000
 pf_s16_scale:     times 4 dd 0x47000000
 pb_shuf_unpack_even:      db -1, -1,  0,  1, -1, -1,  2,  3, -1, -1,  8,  9, -1, -1, 10, 11
@@ -197,17 +198,22 @@ cglobal conv_flt_to_s16, 3,3,5, dst, src, len
 ;------------------------------------------------------------------------------
 
 %macro CONV_FLT_TO_S32 0
-cglobal conv_flt_to_s32, 3,3,5, dst, src, len
+cglobal conv_flt_to_s32, 3,3,6, dst, src, len
     lea     lenq, [lend*4]
     add     srcq, lenq
     add     dstq, lenq
     neg     lenq
     mova      m4, [pf_s32_scale]
+    mova      m5, [pf_s32_clip]
 .loop:
     mulps     m0, m4, [srcq+lenq         ]
     mulps     m1, m4, [srcq+lenq+1*mmsize]
     mulps     m2, m4, [srcq+lenq+2*mmsize]
     mulps     m3, m4, [srcq+lenq+3*mmsize]
+    minps     m0, m0, m5
+    minps     m1, m1, m5
+    minps     m2, m2, m5
+    minps     m3, m3, m5
     cvtps2dq  m0, m0
     cvtps2dq  m1, m1
     cvtps2dq  m2, m2

libavutil/eval.c

@@ -714,7 +714,8 @@ int main(int argc, char **argv)
 {
     int i;
     double d;
-    const char **expr, *exprs[] = {
+    const char *const *expr;
+    static const char *const exprs[] = {
         "",
         "1;2",
         "-20",