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h264parse: respect pixel-aspect-ratio

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Parse pixel-aspect-ratio in vui information.
This commit is contained in:
Luciana Fujii Pontello 2011-11-16 00:03:12 -05:00 committed by Alessandro Decina
parent 467fd98e5b
commit 6d85d4882a
2 changed files with 19 additions and 1 deletions
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19
gst/videoparsers/gsth264parse.c
View file

@ -193,6 +193,8 @@ gst_h264_parse_reset (GstH264Parse * h264parse)
h264parse->height = 0;
h264parse->fps_num = 0;
h264parse->fps_den = 0;
h264parse->sar_width = 0;
h264parse->sar_height = 0;
gst_buffer_replace (&h264parse->codec_data, NULL);
h264parse->nal_length_size = 4;
h264parse->packetized = FALSE;
@ -861,7 +863,10 @@ gst_h264_parse_update_src_caps (GstH264Parse * h264parse, GstCaps * caps)
caps = gst_caps_copy (sink_caps);
} else if (G_UNLIKELY (h264parse->width != sps->width ||
h264parse->height != sps->height || h264parse->fps_num != sps->fps_num
|| h264parse->fps_den != sps->fps_den || modified)) {
|| h264parse->fps_den != sps->fps_den ||
h264parse->sar_width != sps->vui_parameters.sar_width ||
h264parse->sar_height != sps->vui_parameters.sar_height
|| modified)) {
caps = gst_caps_copy (sink_caps);
/* sps should give this */
gst_caps_set_simple (caps, "width", G_TYPE_INT, sps->width,
@ -878,6 +883,13 @@ gst_h264_parse_update_src_caps (GstH264Parse * h264parse, GstCaps * caps)
gst_base_parse_set_frame_rate (GST_BASE_PARSE (h264parse),
h264parse->fps_num, h264parse->fps_den, 0, 0);
}
if ((sps->vui_parameters.sar_width > 0 &&
sps->vui_parameters.sar_height > 0) &&
(h264parse->sar_width != sps->vui_parameters.sar_width ||
h264parse->sar_height != sps->vui_parameters.sar_height)) {
h264parse->sar_width = sps->vui_parameters.sar_width;
h264parse->sar_height = sps->vui_parameters.sar_height;
}
}
if (caps) {
@ -886,6 +898,9 @@ gst_h264_parse_update_src_caps (GstH264Parse * h264parse, GstCaps * caps)
gst_h264_parse_get_string (h264parse, TRUE, h264parse->format),
"alignment", G_TYPE_STRING,
gst_h264_parse_get_string (h264parse, FALSE, h264parse->align), NULL);
if (h264parse->sar_width > 0 && h264parse->sar_height > 0)
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
h264parse->sar_width, h264parse->sar_height, NULL);
if (buf) {
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, buf, NULL);
gst_buffer_replace (&h264parse->codec_data, buf);
@ -1223,6 +1238,8 @@ gst_h264_parse_set_caps (GstBaseParse * parse, GstCaps * caps)
gst_structure_get_int (str, "height", &h264parse->height);
gst_structure_get_fraction (str, "framerate", &h264parse->fps_num,
&h264parse->fps_den);
gst_structure_get_fraction (str, "pixel-aspect-ratio", &h264parse->sar_width,
&h264parse->sar_height);
/* get upstream format and align from caps */
gst_h264_parse_format_from_caps (caps, &format, &align);

1
gst/videoparsers/gsth264parse.h
View file

@ -58,6 +58,7 @@ struct _GstH264Parse
/* stream */
gint width, height;
gint fps_num, fps_den;
gint sar_width, sar_height;
GstBuffer *codec_data;
guint nal_length_size;
gboolean packetized;