lavf: Do not list mov-only codecs in riff tags

Instead check for all mov code-points when demuxing avi
and print a warning if a video codec is found like this.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

libavformat/Makefile

@@ -78,7 +78,7 @@ OBJS-$(CONFIG_ASS_DEMUXER)               += assdec.o
 OBJS-$(CONFIG_ASS_MUXER)                 += assenc.o
 OBJS-$(CONFIG_AU_DEMUXER)                += au.o pcm.o
 OBJS-$(CONFIG_AU_MUXER)                  += au.o rawenc.o
-OBJS-$(CONFIG_AVI_DEMUXER)               += avidec.o
+OBJS-$(CONFIG_AVI_DEMUXER)               += avidec.o isom.o
 OBJS-$(CONFIG_AVI_MUXER)                 += avienc.o
 OBJS-$(CONFIG_AVISYNTH)                  += avisynth.o
 OBJS-$(CONFIG_AVM2_MUXER)                += swfenc.o swf.o

libavformat/avidec.c

@@ -31,6 +31,7 @@
 #include "avi.h"
 #include "dv.h"
 #include "internal.h"
+#include "isom.h"
 #include "riff.h"
 
 #undef NDEBUG
@@ -648,6 +649,17 @@ static int avi_read_header(AVFormatContext *s)
                     st->codec->codec_tag  = tag1;
                     st->codec->codec_id   = ff_codec_get_id(ff_codec_bmp_tags,
                                                             tag1);
+                    /* If codec is not found yet, try with the mov tags. */
+                    if (!st->codec->codec_id) {
+                        char tag_buf[32];
+                        av_get_codec_tag_string(tag_buf, sizeof(tag_buf), tag1);
+                        st->codec->codec_id =
+                            ff_codec_get_id(ff_codec_movvideo_tags, tag1);
+                        if (st->codec->codec_id)
+                           av_log(s, AV_LOG_WARNING,
+                                  "mov tag found in avi (fourcc %s)\n",
+                                  tag_buf);
+                    }
                     /* This is needed to get the pict type which is necessary
                      * for generating correct pts. */
                     st->need_parsing = AVSTREAM_PARSE_HEADERS;

libavformat/riff.c

@@ -349,9 +349,6 @@ const AVCodecTag ff_codec_bmp_tags[] = {
     { AV_CODEC_ID_G2M,          MKTAG('G', '2', 'M', '3') },
     { AV_CODEC_ID_G2M,          MKTAG('G', '2', 'M', '4') },
     { AV_CODEC_ID_FIC,          MKTAG('F', 'I', 'C', 'V') },
-    { AV_CODEC_ID_PRORES,       MKTAG('A', 'P', 'C', 'N') },
-    { AV_CODEC_ID_PRORES,       MKTAG('A', 'P', 'C', 'H') },
-    { AV_CODEC_ID_QTRLE,        MKTAG('r', 'l', 'e', ' ') },
     { AV_CODEC_ID_HQX,          MKTAG('C', 'H', 'Q', 'X') },
     { AV_CODEC_ID_TDSC,         MKTAG('T', 'D', 'S', 'C') },
     { AV_CODEC_ID_NONE,         0 }