mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 02:31:03 +00:00
matroska: refactor code common to matroskademux and matroskaparse
Move the following function to matroska-read-common.[ch] from
matroska-demux.c and matroska-parse.c:
- gst_matroska_{demux,parse}_parse_attached_file
https://bugzilla.gnome.org/show_bug.cgi?id=650877
This commit is contained in:
Debarshi Ray
Sebastian Dröge
parent
366f064e73
commit
d8a8326d7c
4 changed files with 164 additions and 314 deletions
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@ -61,8 +61,6 @@
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#include <gst/tag/tag.h>
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#include <gst/base/gsttypefindhelper.h>
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#include <gst/pbutils/pbutils.h>
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#include "matroska-demux.h"
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@ -2259,160 +2257,6 @@ gst_matroska_demux_parse_tracks (GstMatroskaDemux * demux, GstEbmlRead * ebml)
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return ret;
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}
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static GstFlowReturn
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gst_matroska_demux_parse_attached_file (GstMatroskaDemux * demux,
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GstEbmlRead * ebml, GstTagList * taglist)
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{
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guint32 id;
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GstFlowReturn ret;
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gchar *description = NULL;
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gchar *filename = NULL;
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gchar *mimetype = NULL;
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guint8 *data = NULL;
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guint64 datalen = 0;
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DEBUG_ELEMENT_START (demux, ebml, "AttachedFile");
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if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
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DEBUG_ELEMENT_STOP (demux, ebml, "AttachedFile", ret);
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return ret;
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}
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while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
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/* read all sub-entries */
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if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
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break;
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switch (id) {
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case GST_MATROSKA_ID_FILEDESCRIPTION:
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if (description) {
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GST_WARNING_OBJECT (demux, "FileDescription can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &description);
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GST_DEBUG_OBJECT (demux, "FileDescription: %s",
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GST_STR_NULL (description));
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break;
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case GST_MATROSKA_ID_FILENAME:
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if (filename) {
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GST_WARNING_OBJECT (demux, "FileName can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &filename);
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GST_DEBUG_OBJECT (demux, "FileName: %s", GST_STR_NULL (filename));
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break;
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case GST_MATROSKA_ID_FILEMIMETYPE:
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if (mimetype) {
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GST_WARNING_OBJECT (demux, "FileMimeType can only appear once");
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break;
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}
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ret = gst_ebml_read_ascii (ebml, &id, &mimetype);
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GST_DEBUG_OBJECT (demux, "FileMimeType: %s", GST_STR_NULL (mimetype));
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break;
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case GST_MATROSKA_ID_FILEDATA:
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if (data) {
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GST_WARNING_OBJECT (demux, "FileData can only appear once");
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break;
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}
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ret = gst_ebml_read_binary (ebml, &id, &data, &datalen);
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GST_DEBUG_OBJECT (demux, "FileData of size %" G_GUINT64_FORMAT,
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datalen);
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break;
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default:
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ret = gst_matroska_read_common_parse_skip (&demux->common, ebml,
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"AttachedFile", id);
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break;
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case GST_MATROSKA_ID_FILEUID:
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ret = gst_ebml_read_skip (ebml);
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break;
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}
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}
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DEBUG_ELEMENT_STOP (demux, ebml, "AttachedFile", ret);
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if (filename && mimetype && data && datalen > 0) {
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GstTagImageType image_type = GST_TAG_IMAGE_TYPE_NONE;
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GstBuffer *tagbuffer = NULL;
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GstCaps *caps;
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gchar *filename_lc = g_utf8_strdown (filename, -1);
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GST_DEBUG_OBJECT (demux, "Creating tag for attachment with filename '%s', "
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"mimetype '%s', description '%s', size %" G_GUINT64_FORMAT, filename,
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mimetype, GST_STR_NULL (description), datalen);
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/* TODO: better heuristics for different image types */
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if (strstr (filename_lc, "cover")) {
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if (strstr (filename_lc, "back"))
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image_type = GST_TAG_IMAGE_TYPE_BACK_COVER;
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else
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image_type = GST_TAG_IMAGE_TYPE_FRONT_COVER;
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} else if (g_str_has_prefix (mimetype, "image/") ||
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g_str_has_suffix (filename_lc, "png") ||
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g_str_has_suffix (filename_lc, "jpg") ||
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g_str_has_suffix (filename_lc, "jpeg") ||
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g_str_has_suffix (filename_lc, "gif") ||
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g_str_has_suffix (filename_lc, "bmp")) {
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image_type = GST_TAG_IMAGE_TYPE_UNDEFINED;
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}
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g_free (filename_lc);
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/* First try to create an image tag buffer from this */
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if (image_type != GST_TAG_IMAGE_TYPE_NONE) {
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tagbuffer =
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gst_tag_image_data_to_image_buffer (data, datalen, image_type);
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if (!tagbuffer)
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image_type = GST_TAG_IMAGE_TYPE_NONE;
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}
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/* if this failed create an attachment buffer */
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if (!tagbuffer) {
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tagbuffer = gst_buffer_new_and_alloc (datalen);
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memcpy (GST_BUFFER_DATA (tagbuffer), data, datalen);
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GST_BUFFER_SIZE (tagbuffer) = datalen;
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caps = gst_type_find_helper_for_buffer (NULL, tagbuffer, NULL);
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if (caps == NULL)
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caps = gst_caps_new_simple (mimetype, NULL);
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gst_buffer_set_caps (tagbuffer, caps);
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gst_caps_unref (caps);
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}
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/* Set filename and description on the caps */
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caps = GST_BUFFER_CAPS (tagbuffer);
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gst_caps_set_simple (caps, "filename", G_TYPE_STRING, filename, NULL);
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if (description)
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gst_caps_set_simple (caps, "description", G_TYPE_STRING, description,
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NULL);
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GST_DEBUG_OBJECT (demux,
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"Created attachment buffer with caps: %" GST_PTR_FORMAT, caps);
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/* and append to the tag list */
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if (image_type != GST_TAG_IMAGE_TYPE_NONE)
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gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_IMAGE, tagbuffer,
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NULL);
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else
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gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_ATTACHMENT,
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tagbuffer, NULL);
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}
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g_free (filename);
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g_free (mimetype);
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g_free (data);
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g_free (description);
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return ret;
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}
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static GstFlowReturn
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gst_matroska_demux_parse_attachments (GstMatroskaDemux * demux,
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GstEbmlRead * ebml)
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@ -2436,7 +2280,8 @@ gst_matroska_demux_parse_attachments (GstMatroskaDemux * demux,
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switch (id) {
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case GST_MATROSKA_ID_ATTACHEDFILE:
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ret = gst_matroska_demux_parse_attached_file (demux, ebml, taglist);
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ret = gst_matroska_read_common_parse_attached_file (&demux->common,
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ebml, taglist);
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break;
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default:
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@ -61,8 +61,6 @@
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#include <gst/tag/tag.h>
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#include <gst/base/gsttypefindhelper.h>
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#include <gst/pbutils/pbutils.h>
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#include "matroska-parse.h"
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@ -1559,160 +1557,6 @@ gst_matroska_parse_parse_tracks (GstMatroskaParse * parse, GstEbmlRead * ebml)
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return ret;
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}
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static GstFlowReturn
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gst_matroska_parse_parse_attached_file (GstMatroskaParse * parse,
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GstEbmlRead * ebml, GstTagList * taglist)
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{
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guint32 id;
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GstFlowReturn ret;
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gchar *description = NULL;
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gchar *filename = NULL;
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gchar *mimetype = NULL;
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guint8 *data = NULL;
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guint64 datalen = 0;
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DEBUG_ELEMENT_START (parse, ebml, "AttachedFile");
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if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
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DEBUG_ELEMENT_STOP (parse, ebml, "AttachedFile", ret);
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return ret;
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}
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while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
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/* read all sub-entries */
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if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
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break;
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switch (id) {
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case GST_MATROSKA_ID_FILEDESCRIPTION:
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if (description) {
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GST_WARNING_OBJECT (parse, "FileDescription can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &description);
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GST_DEBUG_OBJECT (parse, "FileDescription: %s",
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GST_STR_NULL (description));
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break;
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case GST_MATROSKA_ID_FILENAME:
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if (filename) {
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GST_WARNING_OBJECT (parse, "FileName can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &filename);
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GST_DEBUG_OBJECT (parse, "FileName: %s", GST_STR_NULL (filename));
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break;
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case GST_MATROSKA_ID_FILEMIMETYPE:
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if (mimetype) {
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GST_WARNING_OBJECT (parse, "FileMimeType can only appear once");
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break;
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}
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ret = gst_ebml_read_ascii (ebml, &id, &mimetype);
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GST_DEBUG_OBJECT (parse, "FileMimeType: %s", GST_STR_NULL (mimetype));
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break;
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case GST_MATROSKA_ID_FILEDATA:
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if (data) {
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GST_WARNING_OBJECT (parse, "FileData can only appear once");
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break;
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}
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ret = gst_ebml_read_binary (ebml, &id, &data, &datalen);
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GST_DEBUG_OBJECT (parse, "FileData of size %" G_GUINT64_FORMAT,
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datalen);
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break;
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default:
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ret = gst_matroska_read_common_parse_skip (&parse->common, ebml,
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"AttachedFile", id);
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break;
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case GST_MATROSKA_ID_FILEUID:
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ret = gst_ebml_read_skip (ebml);
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break;
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}
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}
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DEBUG_ELEMENT_STOP (parse, ebml, "AttachedFile", ret);
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if (filename && mimetype && data && datalen > 0) {
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GstTagImageType image_type = GST_TAG_IMAGE_TYPE_NONE;
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GstBuffer *tagbuffer = NULL;
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GstCaps *caps;
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gchar *filename_lc = g_utf8_strdown (filename, -1);
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GST_DEBUG_OBJECT (parse, "Creating tag for attachment with filename '%s', "
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"mimetype '%s', description '%s', size %" G_GUINT64_FORMAT, filename,
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mimetype, GST_STR_NULL (description), datalen);
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/* TODO: better heuristics for different image types */
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if (strstr (filename_lc, "cover")) {
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if (strstr (filename_lc, "back"))
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image_type = GST_TAG_IMAGE_TYPE_BACK_COVER;
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else
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image_type = GST_TAG_IMAGE_TYPE_FRONT_COVER;
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} else if (g_str_has_prefix (mimetype, "image/") ||
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g_str_has_suffix (filename_lc, "png") ||
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g_str_has_suffix (filename_lc, "jpg") ||
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g_str_has_suffix (filename_lc, "jpeg") ||
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g_str_has_suffix (filename_lc, "gif") ||
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g_str_has_suffix (filename_lc, "bmp")) {
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image_type = GST_TAG_IMAGE_TYPE_UNDEFINED;
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}
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g_free (filename_lc);
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/* First try to create an image tag buffer from this */
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if (image_type != GST_TAG_IMAGE_TYPE_NONE) {
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tagbuffer =
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gst_tag_image_data_to_image_buffer (data, datalen, image_type);
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if (!tagbuffer)
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image_type = GST_TAG_IMAGE_TYPE_NONE;
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}
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/* if this failed create an attachment buffer */
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if (!tagbuffer) {
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tagbuffer = gst_buffer_new_and_alloc (datalen);
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memcpy (GST_BUFFER_DATA (tagbuffer), data, datalen);
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GST_BUFFER_SIZE (tagbuffer) = datalen;
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caps = gst_type_find_helper_for_buffer (NULL, tagbuffer, NULL);
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if (caps == NULL)
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caps = gst_caps_new_simple (mimetype, NULL);
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gst_buffer_set_caps (tagbuffer, caps);
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gst_caps_unref (caps);
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}
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/* Set filename and description on the caps */
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caps = GST_BUFFER_CAPS (tagbuffer);
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gst_caps_set_simple (caps, "filename", G_TYPE_STRING, filename, NULL);
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if (description)
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gst_caps_set_simple (caps, "description", G_TYPE_STRING, description,
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NULL);
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GST_DEBUG_OBJECT (parse,
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"Created attachment buffer with caps: %" GST_PTR_FORMAT, caps);
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/* and append to the tag list */
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if (image_type != GST_TAG_IMAGE_TYPE_NONE)
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gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_IMAGE, tagbuffer,
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NULL);
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else
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gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_ATTACHMENT,
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tagbuffer, NULL);
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}
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g_free (filename);
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g_free (mimetype);
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g_free (data);
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g_free (description);
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return ret;
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}
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static GstFlowReturn
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gst_matroska_parse_parse_attachments (GstMatroskaParse * parse,
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GstEbmlRead * ebml)
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@ -1736,7 +1580,8 @@ gst_matroska_parse_parse_attachments (GstMatroskaParse * parse,
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switch (id) {
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case GST_MATROSKA_ID_ATTACHEDFILE:
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ret = gst_matroska_parse_parse_attached_file (parse, ebml, taglist);
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ret = gst_matroska_read_common_parse_attached_file (&parse->common,
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ebml, taglist);
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break;
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default:
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@ -36,6 +36,9 @@
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#include <bzlib.h>
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#endif
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#include <gst/tag/tag.h>
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#include <gst/base/gsttypefindhelper.h>
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#include "lzo.h"
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#include "ebml-read.h"
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@ -484,6 +487,161 @@ gst_matroska_read_common_parse_skip (GstMatroskaReadCommon * common,
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return gst_ebml_read_skip (ebml);
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}
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GstFlowReturn
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gst_matroska_read_common_parse_attached_file (GstMatroskaReadCommon * common,
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GstEbmlRead * ebml, GstTagList * taglist)
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{
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guint32 id;
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GstFlowReturn ret;
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gchar *description = NULL;
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gchar *filename = NULL;
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gchar *mimetype = NULL;
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guint8 *data = NULL;
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guint64 datalen = 0;
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DEBUG_ELEMENT_START (common, ebml, "AttachedFile");
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if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
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DEBUG_ELEMENT_STOP (common, ebml, "AttachedFile", ret);
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return ret;
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}
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while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
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/* read all sub-entries */
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if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
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break;
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switch (id) {
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case GST_MATROSKA_ID_FILEDESCRIPTION:
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if (description) {
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GST_WARNING_OBJECT (common, "FileDescription can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &description);
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GST_DEBUG_OBJECT (common, "FileDescription: %s",
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GST_STR_NULL (description));
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break;
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case GST_MATROSKA_ID_FILENAME:
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if (filename) {
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GST_WARNING_OBJECT (common, "FileName can only appear once");
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break;
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}
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ret = gst_ebml_read_utf8 (ebml, &id, &filename);
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GST_DEBUG_OBJECT (common, "FileName: %s", GST_STR_NULL (filename));
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break;
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case GST_MATROSKA_ID_FILEMIMETYPE:
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if (mimetype) {
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GST_WARNING_OBJECT (common, "FileMimeType can only appear once");
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break;
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}
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ret = gst_ebml_read_ascii (ebml, &id, &mimetype);
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GST_DEBUG_OBJECT (common, "FileMimeType: %s", GST_STR_NULL (mimetype));
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break;
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case GST_MATROSKA_ID_FILEDATA:
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if (data) {
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GST_WARNING_OBJECT (common, "FileData can only appear once");
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break;
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}
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|
||||
ret = gst_ebml_read_binary (ebml, &id, &data, &datalen);
|
||||
GST_DEBUG_OBJECT (common, "FileData of size %" G_GUINT64_FORMAT,
|
||||
datalen);
|
||||
break;
|
||||
|
||||
default:
|
||||
ret = gst_matroska_read_common_parse_skip (common, ebml,
|
||||
"AttachedFile", id);
|
||||
break;
|
||||
case GST_MATROSKA_ID_FILEUID:
|
||||
ret = gst_ebml_read_skip (ebml);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
DEBUG_ELEMENT_STOP (common, ebml, "AttachedFile", ret);
|
||||
|
||||
if (filename && mimetype && data && datalen > 0) {
|
||||
GstTagImageType image_type = GST_TAG_IMAGE_TYPE_NONE;
|
||||
GstBuffer *tagbuffer = NULL;
|
||||
GstCaps *caps;
|
||||
gchar *filename_lc = g_utf8_strdown (filename, -1);
|
||||
|
||||
GST_DEBUG_OBJECT (common, "Creating tag for attachment with "
|
||||
"filename '%s', mimetype '%s', description '%s', "
|
||||
"size %" G_GUINT64_FORMAT, filename, mimetype,
|
||||
GST_STR_NULL (description), datalen);
|
||||
|
||||
/* TODO: better heuristics for different image types */
|
||||
if (strstr (filename_lc, "cover")) {
|
||||
if (strstr (filename_lc, "back"))
|
||||
image_type = GST_TAG_IMAGE_TYPE_BACK_COVER;
|
||||
else
|
||||
image_type = GST_TAG_IMAGE_TYPE_FRONT_COVER;
|
||||
} else if (g_str_has_prefix (mimetype, "image/") ||
|
||||
g_str_has_suffix (filename_lc, "png") ||
|
||||
g_str_has_suffix (filename_lc, "jpg") ||
|
||||
g_str_has_suffix (filename_lc, "jpeg") ||
|
||||
g_str_has_suffix (filename_lc, "gif") ||
|
||||
g_str_has_suffix (filename_lc, "bmp")) {
|
||||
image_type = GST_TAG_IMAGE_TYPE_UNDEFINED;
|
||||
}
|
||||
g_free (filename_lc);
|
||||
|
||||
/* First try to create an image tag buffer from this */
|
||||
if (image_type != GST_TAG_IMAGE_TYPE_NONE) {
|
||||
tagbuffer =
|
||||
gst_tag_image_data_to_image_buffer (data, datalen, image_type);
|
||||
|
||||
if (!tagbuffer)
|
||||
image_type = GST_TAG_IMAGE_TYPE_NONE;
|
||||
}
|
||||
|
||||
/* if this failed create an attachment buffer */
|
||||
if (!tagbuffer) {
|
||||
tagbuffer = gst_buffer_new_and_alloc (datalen);
|
||||
|
||||
memcpy (GST_BUFFER_DATA (tagbuffer), data, datalen);
|
||||
GST_BUFFER_SIZE (tagbuffer) = datalen;
|
||||
|
||||
caps = gst_type_find_helper_for_buffer (NULL, tagbuffer, NULL);
|
||||
if (caps == NULL)
|
||||
caps = gst_caps_new_simple (mimetype, NULL);
|
||||
gst_buffer_set_caps (tagbuffer, caps);
|
||||
gst_caps_unref (caps);
|
||||
}
|
||||
|
||||
/* Set filename and description on the caps */
|
||||
caps = GST_BUFFER_CAPS (tagbuffer);
|
||||
gst_caps_set_simple (caps, "filename", G_TYPE_STRING, filename, NULL);
|
||||
if (description)
|
||||
gst_caps_set_simple (caps, "description", G_TYPE_STRING, description,
|
||||
NULL);
|
||||
|
||||
GST_DEBUG_OBJECT (common,
|
||||
"Created attachment buffer with caps: %" GST_PTR_FORMAT, caps);
|
||||
|
||||
/* and append to the tag list */
|
||||
if (image_type != GST_TAG_IMAGE_TYPE_NONE)
|
||||
gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_IMAGE, tagbuffer,
|
||||
NULL);
|
||||
else
|
||||
gst_tag_list_add (taglist, GST_TAG_MERGE_APPEND, GST_TAG_ATTACHMENT,
|
||||
tagbuffer, NULL);
|
||||
}
|
||||
|
||||
g_free (filename);
|
||||
g_free (mimetype);
|
||||
g_free (data);
|
||||
g_free (description);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
GstFlowReturn
|
||||
gst_matroska_read_common_parse_header (GstMatroskaReadCommon * common,
|
||||
GstEbmlRead * ebml)
|
||||
|
|
|
|||
|
|
@ -103,6 +103,8 @@ GstFlowReturn gst_matroska_read_common_parse_index (GstMatroskaReadCommon *
|
|||
common, GstEbmlRead * ebml);
|
||||
GstFlowReturn gst_matroska_read_common_parse_info (GstMatroskaReadCommon *
|
||||
common, GstElement * el, GstEbmlRead * ebml);
|
||||
GstFlowReturn gst_matroska_read_common_parse_attached_file (
|
||||
GstMatroskaReadCommon * common, GstEbmlRead * ebml, GstTagList * taglist);
|
||||
GstFlowReturn gst_matroska_read_common_parse_header (GstMatroskaReadCommon *
|
||||
common, GstEbmlRead * ebml);
|
||||
GstFlowReturn gst_matroska_read_common_parse_metadata (GstMatroskaReadCommon *
|
||||
|
|
|
|||
Loading…
Reference in a new issue