gst/: Set codec_data on caps for avidemuxer.

Original commit message from CVS:
* gst-libs/gst/riff/riff-media.c:
(gst_riff_create_audio_caps_with_data),
(gst_riff_create_audio_caps),
(gst_riff_create_audio_template_caps):
* gst-libs/gst/riff/riff-media.h:
* gst-libs/gst/riff/riff-read.c:
(gst_riff_read_strf_vids_with_data),
(gst_riff_read_strf_auds_with_data), (gst_riff_read_strf_auds):
* gst-libs/gst/riff/riff-read.h:
* gst/avi/gstavidemux.c: (gst_avi_demux_handle_src_query),
(gst_avi_demux_add_stream):
Set codec_data on caps for avidemuxer.

4 files changed, 97 insertions, 15 deletions

diff --git a/gst-libs/gst/riff/riff-media.c b/gst-libs/gst/riff/riff-media.c
index 4a9ad87f..313c9594 100644
--- a/gst-libs/gst/riff/riff-media.c
+++ b/gst-libs/gst/riff/riff-media.c
@@ -330,10 +330,11 @@ gst_riff_create_video_caps (guint32 codec_fcc,
 }
 
 GstCaps *
-gst_riff_create_audio_caps (guint16 codec_id,
-    gst_riff_strh * strh, gst_riff_strf_auds * strf, char **codec_name)
+gst_riff_create_audio_caps_with_data (guint16 codec_id,
+    gst_riff_strh * strh, gst_riff_strf_auds * strf,
+    GstBuffer * strf_data, GstBuffer * strd_data, char **codec_name)
 {
-  gboolean block_align = FALSE;
+  gboolean block_align = FALSE, rate_chan = TRUE;
   GstCaps *caps = NULL;
   gint rate_min = 8000, rate_max = 96000;
   gint channels_max = 2;
@@ -426,32 +427,71 @@ gst_riff_create_audio_caps (guint16 codec_id,
       if (codec_name)
         *codec_name = g_strdup ("AC3");
       break;
+    case GST_RIFF_WAVE_FORMAT_WMAV1:
+    case GST_RIFF_WAVE_FORMAT_WMAV2:
+    {
+      gint version = codec_id == GST_RIFF_WAVE_FORMAT_WMAV1 ? 1 : 2;
+
+      block_align = TRUE;
+
+      caps = gst_caps_new_simple ("audio/x-wma",
+          "wmaversion", G_TYPE_INT, version, NULL);
+
+      if (codec_name)
+        *codec_name = g_strdup_printf ("WMA Version %d", version);
 
+      if (strf != NULL) {
+        gst_caps_set_simple (caps,
+            "bitrate", G_TYPE_INT, strf->av_bps * 8, NULL);
+      } else {
+        gst_caps_set_simple (caps,
+            "bitrate", GST_TYPE_INT_RANGE, 0, G_MAXINT, NULL);
+      }
+      if (strf_data) {
+        gst_caps_set_simple (caps,
+            "codec_data", GST_TYPE_BUFFER, strf_data, NULL);
+      }
+      break;
+    }
     default:
       GST_WARNING ("Unknown audio tag 0x%04x", codec_id);
       return NULL;
   }
 
   if (strf != NULL) {
-    gst_caps_set_simple (caps,
-        "rate", G_TYPE_INT, strf->rate,
-        "channels", G_TYPE_INT, strf->channels, NULL);
-    if (block_align)
+    if (rate_chan) {
+      gst_caps_set_simple (caps,
+          "rate", G_TYPE_INT, strf->rate,
+          "channels", G_TYPE_INT, strf->channels, NULL);
+    }
+    if (block_align) {
       gst_caps_set_simple (caps,
           "block_align", G_TYPE_INT, strf->blockalign, NULL);
+    }
   } else {
-    gst_caps_set_simple (caps,
-        "rate", GST_TYPE_INT_RANGE, rate_min, rate_max,
-        "channels", GST_TYPE_INT_RANGE, 1, channels_max, NULL);
-    if (block_align)
+    if (rate_chan) {
+      gst_caps_set_simple (caps,
+          "rate", GST_TYPE_INT_RANGE, rate_min, rate_max,
+          "channels", GST_TYPE_INT_RANGE, 1, channels_max, NULL);
+    }
+    if (block_align) {
       gst_caps_set_simple (caps,
           "block_align", GST_TYPE_INT_RANGE, 1, 8192, NULL);
+    }
   }
 
   return caps;
 }
 
 GstCaps *
+gst_riff_create_audio_caps (guint16 codec_id,
+    gst_riff_strh * strh, gst_riff_strf_auds * strf, char **codec_name)
+{
+  return gst_riff_create_audio_caps_with_data (codec_id,
+      strh, strf, NULL, NULL, codec_name);
+}
+
+GstCaps *
 gst_riff_create_iavs_caps (guint32 codec_fcc,
     gst_riff_strh * strh, gst_riff_strf_iavs * strf, char **codec_name)
 {
@@ -533,6 +573,8 @@ gst_riff_create_audio_template_caps (void)
     GST_RIFF_WAVE_FORMAT_MULAW,
     GST_RIFF_WAVE_FORMAT_ADPCM,
     GST_RIFF_WAVE_FORMAT_DVI_ADPCM,
+    GST_RIFF_WAVE_FORMAT_WMAV1,
+    GST_RIFF_WAVE_FORMAT_WMAV2,
     /* FILL ME */
     0
   };
diff --git a/gst-libs/gst/riff/riff-media.h b/gst-libs/gst/riff/riff-media.h
index 22c72fe6..6ff3ea1b 100644
--- a/gst-libs/gst/riff/riff-media.h
+++ b/gst-libs/gst/riff/riff-media.h
@@ -57,6 +57,13 @@ gst_riff_create_video_caps_with_data (guint32              codec_fcc,
 				      GstBuffer          * strd_data,
 				      char              ** codec_name);
 
+GstCaps *
+gst_riff_create_audio_caps_with_data (guint16              codec_id,
+				      gst_riff_strh      * strh,
+				      gst_riff_strf_auds * strf,
+				      GstBuffer          * strf_data,
+				      GstBuffer          * strd_data,
+				      char              ** codec_name);
 /*
  * Create template caps (includes all known types).
  */
diff --git a/gst-libs/gst/riff/riff-read.c b/gst-libs/gst/riff/riff-read.c
index be3e10da..405324ab 100644
--- a/gst-libs/gst/riff/riff-read.c
+++ b/gst-libs/gst/riff/riff-read.c
@@ -551,8 +551,8 @@ gst_riff_read_strf_vids_with_data (GstRiffRead * riff,
         strf->size, GST_BUFFER_SIZE (buf));
     strf->size = GST_BUFFER_SIZE (buf);
   } else if (strf->size < GST_BUFFER_SIZE (buf)) {
-    *extradata = gst_buffer_create_sub (buf, strf->size,
-        GST_BUFFER_SIZE (buf) - strf->size);
+    *extradata = gst_buffer_create_sub (buf, strf->size + 2,
+        GST_BUFFER_SIZE (buf) - strf->size - 2);
   }
 
   /* debug */
@@ -582,7 +582,6 @@ gst_riff_read_strf_vids_with_data (GstRiffRead * riff,
 /*
  * Obsolete, use gst_riff_read_strf_vids_with_data ().
  */
-
 gboolean
 gst_riff_read_strf_vids (GstRiffRead * riff, gst_riff_strf_vids ** header)
 {
@@ -597,7 +596,8 @@ gst_riff_read_strf_vids (GstRiffRead * riff, gst_riff_strf_vids ** header)
 }
 
 gboolean
-gst_riff_read_strf_auds (GstRiffRead * riff, gst_riff_strf_auds ** header)
+gst_riff_read_strf_auds_with_data (GstRiffRead * riff,
+    gst_riff_strf_auds ** header, GstBuffer ** extradata)
 {
   guint32 tag;
   GstBuffer *buf;
@@ -629,6 +629,17 @@ gst_riff_read_strf_auds (GstRiffRead * riff, gst_riff_strf_auds ** header)
   strf->size = GUINT16_FROM_LE (strf->size);
 #endif
 
+  /* size checking */
+  *extradata = NULL;
+  if (strf->size > GST_BUFFER_SIZE (buf)) {
+    g_warning ("strf_auds header gave %d bytes data, only %d available",
+        strf->size, GST_BUFFER_SIZE (buf));
+    strf->size = GST_BUFFER_SIZE (buf);
+  } else if (strf->size < GST_BUFFER_SIZE (buf)) {
+    *extradata = gst_buffer_create_sub (buf, strf->size + 2,
+        GST_BUFFER_SIZE (buf) - strf->size - 2);
+  }
+
   /* debug */
   GST_INFO ("strf tag found in context auds:");
   GST_INFO (" format      %d", strf->format);
@@ -637,6 +648,8 @@ gst_riff_read_strf_auds (GstRiffRead * riff, gst_riff_strf_auds ** header)
   GST_INFO (" av_bps      %d", strf->av_bps);
   GST_INFO (" blockalign  %d", strf->blockalign);
   GST_INFO (" size        %d", strf->size);     /* wordsize, not extrasize! */
+  if (*extradata)
+    GST_INFO (" %d bytes extra_data", GST_BUFFER_SIZE (*extradata));
 
   gst_buffer_unref (buf);
 
@@ -645,6 +658,22 @@ gst_riff_read_strf_auds (GstRiffRead * riff, gst_riff_strf_auds ** header)
   return TRUE;
 }
 
+/*
+ * Obsolete, use gst_riff_read_strf_auds_with_data ().
+ */
+gboolean
+gst_riff_read_strf_auds (GstRiffRead * riff, gst_riff_strf_auds ** header)
+{
+  GstBuffer *data = NULL;
+  gboolean ret;
+
+  ret = gst_riff_read_strf_auds_with_data (riff, header, &data);
+  if (data)
+    gst_buffer_unref (data);
+
+  return ret;
+}
+
 gboolean
 gst_riff_read_strf_iavs (GstRiffRead * riff, gst_riff_strf_iavs ** header)
 {
diff --git a/gst-libs/gst/riff/riff-read.h b/gst-libs/gst/riff/riff-read.h
index f3a6feb9..d44c4ed7 100644
--- a/gst-libs/gst/riff/riff-read.h
+++ b/gst-libs/gst/riff/riff-read.h
@@ -98,6 +98,10 @@ gboolean gst_riff_read_strf_vids_with_data
 				  GstBuffer  **extradata);
 gboolean gst_riff_read_strf_auds (GstRiffRead *riff,
 				  gst_riff_strf_auds **header);
+gboolean gst_riff_read_strf_auds_with_data
+				 (GstRiffRead *riff,
+				  gst_riff_strf_auds **header,
+				  GstBuffer **extradata);
 gboolean gst_riff_read_strf_iavs (GstRiffRead *riff,
 				  gst_riff_strf_iavs **header);
 gboolean gst_riff_read_info      (GstRiffRead *riff);