diff options
Diffstat (limited to 'gst-libs/gst/riff/riff-read.h')
| -rw-r--r-- | gst-libs/gst/riff/riff-read.h | 113 |
1 files changed, 42 insertions, 71 deletions
diff --git a/gst-libs/gst/riff/riff-read.h b/gst-libs/gst/riff/riff-read.h index d44c4ed7..aadd0a62 100644 --- a/gst-libs/gst/riff/riff-read.h +++ b/gst-libs/gst/riff/riff-read.h @@ -24,87 +24,58 @@ #include <glib.h> #include <gst/gst.h> -#include <gst/bytestream/bytestream.h> -G_BEGIN_DECLS +#include "riff-ids.h" -#define GST_TYPE_RIFF_READ \ - (gst_riff_read_get_type ()) -#define GST_RIFF_READ(obj) \ - (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RIFF_READ, GstRiffRead)) -#define GST_RIFF_READ_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RIFF_READ, GstRiffReadClass)) -#define GST_IS_RIFF_READ(obj) \ - (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RIFF_READ)) -#define GST_IS_RIFF_READ_CLASS(obj) \ - (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RIFF_READ)) -#define GST_RIFF_READ_GET_CLASS(obj) \ - (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RIFF_READ, GstRiffReadClass)) +G_BEGIN_DECLS -typedef struct _GstRiffLevel { - guint64 start, - length; -} GstRiffLevel; +/* + * Operate using pull_range(). + */ -typedef struct _GstRiffRead { - GstElement parent; +GstFlowReturn gst_riff_read_chunk (GstElement * element, + GstPad * pad, + guint64 * offset, + guint32 * fourcc, + GstBuffer ** chunk_data); - GstPad *sinkpad; - GstByteStream *bs; +/* + * These functions operate on provided data (the caller is + * supposed to strip the chunk headers). The buffer is + * provided by the caller, the strf/strh/data are filled in + * by the function. + */ - GList *level; -} GstRiffRead; +gboolean gst_riff_parse_chunk (GstElement * element, + GstBuffer * buf, + guint * offset, + guint32 * fourcc, + GstBuffer ** chunk_data); -typedef struct _GstRiffReadClass { - GstElementClass parent; -} GstRiffReadClass; +gboolean gst_riff_parse_file_header (GstElement * element, + GstBuffer * buf, + guint32 * doctype); -GType gst_riff_read_get_type (void); +gboolean gst_riff_parse_strh (GstElement * element, + GstBuffer * buf, + gst_riff_strh ** strh); -guint32 gst_riff_peek_tag (GstRiffRead *riff, - guint *level_up); -guint32 gst_riff_peek_list (GstRiffRead *riff); -gboolean gst_riff_peek_head (GstRiffRead *riff, - guint32 *tag, - guint32 *length, - guint *level_up); +gboolean gst_riff_parse_strf_vids (GstElement * element, + GstBuffer * buf, + gst_riff_strf_vids ** strf, + GstBuffer ** data); +gboolean gst_riff_parse_strf_auds (GstElement * element, + GstBuffer * buf, + gst_riff_strf_auds ** strf, + GstBuffer ** data); +gboolean gst_riff_parse_strf_iavs (GstElement * element, + GstBuffer * buf, + gst_riff_strf_iavs ** strf, + GstBuffer ** data); -GstEvent *gst_riff_read_seek (GstRiffRead *riff, - guint64 offset); -gboolean gst_riff_read_skip (GstRiffRead *riff); -gboolean gst_riff_read_data (GstRiffRead *riff, - guint32 *tag, - GstBuffer **buf); -gboolean gst_riff_read_ascii (GstRiffRead *riff, - guint32 *tag, - gchar **str); -gboolean gst_riff_read_list (GstRiffRead *riff, - guint32 *tag); -gboolean gst_riff_read_header (GstRiffRead *read, - guint32 *doctype); -GstBuffer *gst_riff_read_element_data (GstRiffRead *riff, - guint length, - guint *got_bytes); -/* - * Utility functions (including byteswapping). - */ -gboolean gst_riff_read_strh (GstRiffRead *riff, - gst_riff_strh **header); -gboolean gst_riff_read_strf_vids (GstRiffRead *riff, - gst_riff_strf_vids **header); -gboolean gst_riff_read_strf_vids_with_data - (GstRiffRead *riff, - gst_riff_strf_vids **header, - 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); +void gst_riff_parse_info (GstElement * element, + GstBuffer * buf, + GstTagList ** taglist); G_END_DECLS |