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-rw-r--r--gst/mpeg1videoparse/gstmp1videoparse.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/gst/mpeg1videoparse/gstmp1videoparse.c b/gst/mpeg1videoparse/gstmp1videoparse.c
index 4ccbf6ca..4af360fd 100644
--- a/gst/mpeg1videoparse/gstmp1videoparse.c
+++ b/gst/mpeg1videoparse/gstmp1videoparse.c
@@ -160,10 +160,10 @@ mp1videoparse_parse_seq (Mp1VideoParse *mp1videoparse, GstBuffer *buf)
50., 60./1.001, 60. };
guint32 n = GUINT32_FROM_BE (*(guint32 *) GST_BUFFER_DATA (buf));
- width = (n & 0x00000fff) >> 0;
- height = (n & 0x00fff000) >> 12;
- asr_idx = (n & 0x0f000000) >> 24;
- fps_idx = (n & 0xf0000000) >> 28;
+ width = (n & 0xfff00000) >> 20;
+ height = (n & 0x000fff00) >> 8;
+ asr_idx = (n & 0x000000f0) >> 4;
+ fps_idx = (n & 0x0000000f) >> 0;
if (fps_idx >= 9 || fps_idx <= 0)
fps_idx = 3; /* well, we need a default */
@@ -175,12 +175,16 @@ mp1videoparse_parse_seq (Mp1VideoParse *mp1videoparse, GstBuffer *buf)
width != mp1videoparse->width ||
height != mp1videoparse->height) {
GstCaps *caps;
+ gint p_w, p_h;
mp1videoparse->asr = asr_table[asr_idx];
mp1videoparse->fps = fps_table[fps_idx];
mp1videoparse->width = width;
mp1videoparse->height = height;
+ p_w = (asr_table[asr_idx] < 1.0) ? (100 / asr_table[asr_idx]) : 1;
+ p_h = (asr_table[asr_idx] > 1.0) ? (100 * asr_table[asr_idx]) : 1;
+
caps = GST_CAPS_NEW ("mp1videoparse_src",
"video/mpeg",
"systemstream", GST_PROPS_BOOLEAN (FALSE),
@@ -188,8 +192,8 @@ mp1videoparse_parse_seq (Mp1VideoParse *mp1videoparse, GstBuffer *buf)
"width", GST_PROPS_INT (width),
"height", GST_PROPS_INT (height),
"framerate", GST_PROPS_FLOAT (fps_table[fps_idx]),
- "pixel_width", GST_PROPS_INT (1),
- "pixel_height", GST_PROPS_INT (1)); /* FIXME */
+ "pixel_width", GST_PROPS_INT (p_w),
+ "pixel_height", GST_PROPS_INT (p_h));
gst_caps_debug (caps, "New mpeg1videoparse caps");
@@ -202,12 +206,16 @@ mp1videoparse_parse_seq (Mp1VideoParse *mp1videoparse, GstBuffer *buf)
}
static gboolean
-mp1videoparse_valid_sync (Mp1VideoParse *mp1videoparse, gulong head, GstBuffer *buf)
+mp1videoparse_valid_sync (Mp1VideoParse *mp1videoparse, guint32 head, GstBuffer *buf)
{
switch (head) {
- case SEQ_START_CODE:
- mp1videoparse_parse_seq(mp1videoparse, buf);
+ case SEQ_START_CODE: {
+ GstBuffer *subbuf = gst_buffer_create_sub (buf, 4,
+ GST_BUFFER_SIZE (buf) - 4);
+ mp1videoparse_parse_seq(mp1videoparse, subbuf);
+ gst_buffer_unref (subbuf);
return TRUE;
+ }
case GOP_START_CODE:
case PICTURE_START_CODE:
case USER_START_CODE: