diff options
Diffstat (limited to 'meta-agl-bsp/meta-rcar-gen3/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0003-ssaparse-enhance-SSA-text-lines-parsing.patch')
| -rw-r--r-- | meta-agl-bsp/meta-rcar-gen3/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0003-ssaparse-enhance-SSA-text-lines-parsing.patch | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/meta-agl-bsp/meta-rcar-gen3/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0003-ssaparse-enhance-SSA-text-lines-parsing.patch b/meta-agl-bsp/meta-rcar-gen3/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0003-ssaparse-enhance-SSA-text-lines-parsing.patch deleted file mode 100644 index 9fbebd570..000000000 --- a/meta-agl-bsp/meta-rcar-gen3/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0003-ssaparse-enhance-SSA-text-lines-parsing.patch +++ /dev/null @@ -1,225 +0,0 @@ -From be6163cfa3a255493f9d75bad9541cbfe1723fee Mon Sep 17 00:00:00 2001 -From: Mingke Wang <mingke.wang@freescale.com> -Date: Thu, 19 Mar 2015 14:17:10 +0800 -Subject: [PATCH 3/4] ssaparse: enhance SSA text lines parsing. - -some parser will pass in the original ssa text line which starts with "Dialog:" -and there's are maybe multiple Dialog lines in one input buffer. - -Upstream-Status: Submitted [https://bugzilla.gnome.org/show_bug.cgi?id=747496] - -Signed-off-by: Mingke Wang <mingke.wang@freescale.com> - -diff --git a/gst/subparse/gstssaparse.c b/gst/subparse/gstssaparse.c -old mode 100644 -new mode 100755 -index 06ecef9..0ab5dce ---- a/gst/subparse/gstssaparse.c -+++ b/gst/subparse/gstssaparse.c -@@ -260,6 +260,7 @@ gst_ssa_parse_remove_override_codes (GstSsaParse * parse, gchar * txt) - * gst_ssa_parse_push_line: - * @parse: caller element - * @txt: text to push -+ * @size: text size need to be parse - * @start: timestamp for the buffer - * @duration: duration for the buffer - * -@@ -269,27 +270,133 @@ gst_ssa_parse_remove_override_codes (GstSsaParse * parse, gchar * txt) - * Returns: result of the push of the created buffer - */ - static GstFlowReturn --gst_ssa_parse_push_line (GstSsaParse * parse, gchar * txt, -+gst_ssa_parse_push_line (GstSsaParse * parse, gchar * txt, gint size, - GstClockTime start, GstClockTime duration) - { - GstFlowReturn ret; - GstBuffer *buf; -- gchar *t, *escaped; -+ gchar *t, *text, *p, *escaped, *p_start, *p_end; - gint num, i, len; -+ GstClockTime start_time = G_MAXUINT64, end_time = 0; - -- num = atoi (txt); -- GST_LOG_OBJECT (parse, "Parsing line #%d at %" GST_TIME_FORMAT, -- num, GST_TIME_ARGS (start)); -- -- /* skip all non-text fields before the actual text */ -+ p = text = g_malloc(size + 1); -+ *p = '\0'; - t = txt; -- for (i = 0; i < 8; ++i) { -- t = strchr (t, ','); -+ -+ /* there are may have multiple dialogue lines at a time */ -+ while (*t) { -+ /* ignore leading white space characters */ -+ while (isspace(*t)) -+ t++; -+ -+ /* ignore Format: and Style: lines */ -+ if (strncmp(t, "Format:", 7) == 0 || strncmp(t, "Style:", 6) == 0) { -+ while (*t != '\0' && *t != '\n') { -+ t++; -+ } -+ } -+ -+ if (*t == '\0') -+ break; -+ -+ /* continue with next line */ -+ if (*t == '\n') { -+ t++; -+ continue; -+ } -+ -+ if(strncmp(t, "Dialogue:", 9) != 0) { -+ /* not started with "Dialogue:", it must be a line trimmed by demuxer */ -+ num = atoi (t); -+ GST_LOG_OBJECT (parse, "Parsing line #%d at %" GST_TIME_FORMAT, -+ num, GST_TIME_ARGS (start)); -+ -+ /* skip all non-text fields before the actual text */ -+ for (i = 0; i < 8; ++i) { -+ t = strchr (t, ','); -+ if (t == NULL) -+ break; -+ ++t; -+ } -+ } else { -+ /* started with "Dialogue:", update timestamp and duration */ -+ /* time format are like Dialog:Mark,0:00:01.02,0:00:03.04,xx,xxx,... */ -+ guint hour, min, sec, msec, len; -+ GstClockTime tmp; -+ gchar t_str[12] = {0}; -+ -+ /* find the first ',' */ -+ p_start = strchr (t, ','); -+ if (p_start) -+ p_end = strchr (++p_start, ','); -+ -+ if (p_start && p_end) { -+ /* copy text between first ',' and second ',' */ -+ strncpy(t_str, p_start, p_end - p_start); -+ if (sscanf (t_str, "%u:%u:%u.%u", &hour, &min, &sec, &msec) == 4) { -+ tmp = ((hour*3600) + (min*60) + sec) * GST_SECOND + msec*GST_MSECOND; -+ GST_DEBUG_OBJECT (parse, "Get start time:%02d:%02d:%02d:%03d\n", -+ hour, min, sec, msec); -+ if (start_time > tmp) -+ start_time = tmp; -+ } else { -+ GST_WARNING_OBJECT (parse, -+ "failed to parse ssa start timestamp string :%s", t_str); -+ } -+ -+ p_start = p_end; -+ p_end = strchr (++p_start, ','); -+ if (p_end) { -+ /* copy text between second ',' and third ',' */ -+ strncpy(t_str, p_start, p_end - p_start); -+ if (sscanf (t_str, "%u:%u:%u.%u", &hour, &min, &sec, &msec) == 4) { -+ tmp = ((hour*3600) + (min*60) + sec)*GST_SECOND + msec*GST_MSECOND; -+ GST_DEBUG_OBJECT(parse, "Get end time:%02d:%02d:%02d:%03d\n", -+ hour, min, sec, msec); -+ if (end_time < tmp) -+ end_time = tmp; -+ } else { -+ GST_WARNING_OBJECT (parse, -+ "failed to parse ssa end timestamp string :%s", t_str); -+ } -+ } -+ } -+ -+ /* now skip all non-text fields before the actual text */ -+ for (i = 0; i <= 8; ++i) { -+ t = strchr (t, ','); -+ if (t == NULL) -+ break; -+ ++t; -+ } -+ } -+ -+ /* line end before expected number of ',', not a Dialogue line */ - if (t == NULL) -- return GST_FLOW_ERROR; -- ++t; -+ break; -+ -+ /* if not the first line, and the last character of previous line is '\0', -+ * then replace it with '\N' */ -+ if (p != text && *p == '\0') { -+ *p++ = '\\'; -+ *p++ = 'N'; -+ } -+ -+ /* copy all actual text of this line */ -+ while ((*t != '\0') && (*t != '\n')) -+ *p++ = *t++; -+ -+ /* add a terminator at the end */ -+ *p = '\0'; -+ } -+ -+ /* not valid text found in this buffer return OK to let caller unref buffer */ -+ if (strlen(text) <= 0) { -+ GST_WARNING_OBJECT (parse, "Not valid text found in this buffer\n"); -+ return GST_FLOW_ERROR; - } - -+ t = text; - GST_LOG_OBJECT (parse, "Text : %s", t); - - if (gst_ssa_parse_remove_override_codes (parse, t)) { -@@ -307,13 +414,22 @@ gst_ssa_parse_push_line (GstSsaParse * parse, gchar * txt, - gst_buffer_fill (buf, 0, escaped, len + 1); - gst_buffer_set_size (buf, len); - g_free (escaped); -+ g_free(t); -+ -+ if (start_time != G_MAXUINT64) -+ GST_BUFFER_TIMESTAMP (buf) = start_time; -+ else -+ GST_BUFFER_TIMESTAMP (buf) = start; - -- GST_BUFFER_TIMESTAMP (buf) = start; -- GST_BUFFER_DURATION (buf) = duration; -+ if (end_time > start_time) -+ GST_BUFFER_DURATION (buf) = end_time - start_time; -+ else -+ GST_BUFFER_DURATION (buf) = duration; - - GST_LOG_OBJECT (parse, "Pushing buffer with timestamp %" GST_TIME_FORMAT -- " and duration %" GST_TIME_FORMAT, GST_TIME_ARGS (start), -- GST_TIME_ARGS (duration)); -+ " and duration %" GST_TIME_FORMAT, -+ GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), -+ GST_TIME_ARGS (GST_BUFFER_DURATION (buf))); - - ret = gst_pad_push (parse->srcpad, buf); - -@@ -333,6 +449,7 @@ gst_ssa_parse_chain (GstPad * sinkpad, GstObject * parent, GstBuffer * buf) - GstClockTime ts; - gchar *txt; - GstMapInfo map; -+ gint size; - - if (G_UNLIKELY (!parse->framed)) - goto not_framed; -@@ -350,13 +467,14 @@ gst_ssa_parse_chain (GstPad * sinkpad, GstObject * parent, GstBuffer * buf) - /* make double-sure it's 0-terminated and all */ - gst_buffer_map (buf, &map, GST_MAP_READ); - txt = g_strndup ((gchar *) map.data, map.size); -+ size = map.size; - gst_buffer_unmap (buf, &map); - - if (txt == NULL) - goto empty_text; - - ts = GST_BUFFER_TIMESTAMP (buf); -- ret = gst_ssa_parse_push_line (parse, txt, ts, GST_BUFFER_DURATION (buf)); -+ ret = gst_ssa_parse_push_line (parse, txt, size, ts, GST_BUFFER_DURATION (buf)); - - if (ret != GST_FLOW_OK && GST_CLOCK_TIME_IS_VALID (ts)) { - GstSegment segment; --- -1.7.9.5 - |