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jpeg2000parse: add reset method

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Also add three new struct members, currently unused.
This commit is contained in:
Aaron Boxer 2019-08-05 15:19:12 -04:00 committed by GStreamer Merge Bot
parent 6d3429af34
commit 88efbd2344
2 changed files with 27 additions and 13 deletions
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37
gst/videoparsers/gstjpeg2000parse.c
View file

@ -116,10 +116,14 @@ G_DEFINE_TYPE (GstJPEG2000Parse, gst_jpeg2000_parse, GST_TYPE_BASE_PARSE);
static gboolean gst_jpeg2000_parse_start (GstBaseParse * parse);
static gboolean gst_jpeg2000_parse_event (GstBaseParse * parse,
GstEvent * event);
static void gst_jpeg2000_parse_reset (GstBaseParse * parse,
gboolean hard_reset);
static GstFlowReturn gst_jpeg2000_parse_handle_frame (GstBaseParse * parse,
GstBaseParseFrame * frame, gint * skipsize);
static gboolean gst_jpeg2000_parse_set_sink_caps (GstBaseParse * parse,
GstCaps * caps);
static GstJPEG2000ParseFormats
format_from_media_type (const GstStructure * structure);
static void
gst_jpeg2000_parse_class_init (GstJPEG2000ParseClass * klass)
@ -145,19 +149,31 @@ gst_jpeg2000_parse_class_init (GstJPEG2000ParseClass * klass)
GST_DEBUG_FUNCPTR (gst_jpeg2000_parse_handle_frame);
}
static void
gst_jpeg2000_parse_reset (GstBaseParse * parse, gboolean hard_reset)
{
GstJPEG2000Parse *jpeg2000parse = GST_JPEG2000_PARSE (parse);
jpeg2000parse->parsed_j2c_box = FALSE;
jpeg2000parse->frame_size = 0;
if (hard_reset) {
jpeg2000parse->width = 0;
jpeg2000parse->height = 0;
jpeg2000parse->sampling = GST_JPEG2000_SAMPLING_NONE;
jpeg2000parse->colorspace = GST_JPEG2000_COLORSPACE_NONE;
jpeg2000parse->codec_format = GST_JPEG2000_PARSE_NO_CODEC;
jpeg2000parse->sink_codec_format = GST_JPEG2000_PARSE_NO_CODEC;
}
}
static gboolean
gst_jpeg2000_parse_start (GstBaseParse * parse)
{
GstJPEG2000Parse *jpeg2000parse = GST_JPEG2000_PARSE (parse);
GST_DEBUG_OBJECT (jpeg2000parse, "start");
gst_base_parse_set_min_frame_size (parse, GST_JPEG2000_PARSE_MIN_FRAME_SIZE);
gst_jpeg2000_parse_reset (parse, TRUE);
jpeg2000parse->width = 0;
jpeg2000parse->height = 0;
jpeg2000parse->sampling = GST_JPEG2000_SAMPLING_NONE;
jpeg2000parse->colorspace = GST_JPEG2000_COLORSPACE_NONE;
jpeg2000parse->codec_format = GST_JPEG2000_PARSE_NO_CODEC;
return TRUE;
}
@ -175,13 +191,8 @@ gst_jpeg2000_parse_set_sink_caps (GstBaseParse * parse, GstCaps * caps)
GstJPEG2000Parse *jpeg2000parse = GST_JPEG2000_PARSE (parse);
GstStructure *caps_struct = gst_caps_get_structure (caps, 0);
if (gst_structure_has_name (caps_struct, "image/jp2")) {
jpeg2000parse->codec_format = GST_JPEG2000_PARSE_JP2;
} else if (gst_structure_has_name (caps_struct, "image/x-j2c")) {
jpeg2000parse->codec_format = GST_JPEG2000_PARSE_J2C;
} else if (gst_structure_has_name (caps_struct, "image/x-jpc")) {
jpeg2000parse->codec_format = GST_JPEG2000_PARSE_JPC;
}
gst_jpeg2000_parse_reset (parse, TRUE);
jpeg2000parse->sink_codec_format = format_from_media_type (caps_struct);
return TRUE;
}

3
gst/videoparsers/gstjpeg2000parse.h
View file

@ -122,6 +122,9 @@ struct _GstJPEG2000Parse
GstJPEG2000Sampling sampling;
GstJPEG2000Colorspace colorspace;
GstJPEG2000ParseFormats codec_format;
GstJPEG2000ParseFormats sink_codec_format;
gboolean parsed_j2c_box;
guint frame_size;
};
struct _GstJPEG2000ParseClass