*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
-#include "_stdint.h"
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
#include <stdio.h>
#include <stdlib.h>
-#include <unistd.h>
#include <string.h>
#include <errno.h>
#include "dvdreadsrc.h"
+#include <gmodule.h>
+
#include <gst/gst-i18n-plugin.h>
GST_DEBUG_CATEGORY_STATIC (gstgst_dvd_read_src_debug);
#define GST_CAT_DEFAULT (gstgst_dvd_read_src_debug)
-static void gst_dvd_read_src_do_init (GType dvdreadsrc_type);
-
enum
{
ARG_0,
ARG_ANGLE
};
-static GstElementDetails gst_dvd_read_src_details = {
- "DVD Source",
- "Source/File/DVD",
- "Access a DVD title/chapter/angle using libdvdread",
- "Erik Walthinsen <omega@cse.ogi.edu>",
-};
-
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
static void gst_dvd_read_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstEvent *gst_dvd_read_src_make_clut_change_event (GstDvdReadSrc * src,
- const guint * clut);
+ const guint32 * clut);
static gboolean gst_dvd_read_src_get_size (GstDvdReadSrc * src, gint64 * size);
static gboolean gst_dvd_read_src_do_seek (GstBaseSrc * src, GstSegment * s);
static gint64 gst_dvd_read_src_convert_timecode (dvd_time_t * time);
static gint gst_dvd_read_src_get_sector_from_time (GstDvdReadSrc * src,
GstClockTime ts);
-GST_BOILERPLATE_FULL (GstDvdReadSrc, gst_dvd_read_src, GstPushSrc,
- GST_TYPE_PUSH_SRC, gst_dvd_read_src_do_init);
-
-static void
-gst_dvd_read_src_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&srctemplate));
+static void gst_dvd_read_src_uri_handler_init (gpointer g_iface,
+ gpointer iface_data);
+static gboolean dvdread_element_init (GstPlugin * plugin);
- gst_element_class_set_details (element_class, &gst_dvd_read_src_details);
-}
+#define gst_dvd_read_src_parent_class parent_class
+G_DEFINE_TYPE_WITH_CODE (GstDvdReadSrc, gst_dvd_read_src, GST_TYPE_PUSH_SRC,
+ G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER,
+ gst_dvd_read_src_uri_handler_init));
+GST_ELEMENT_REGISTER_DEFINE_CUSTOM (dvdreadsrc, dvdread_element_init);
static void
gst_dvd_read_src_finalize (GObject * object)
GstDvdReadSrc *src = GST_DVD_READ_SRC (object);
g_free (src->location);
- g_free (src->last_uri);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
-gst_dvd_read_src_init (GstDvdReadSrc * src, GstDvdReadSrcClass * klass)
+gst_dvd_read_src_init (GstDvdReadSrc * src)
{
+ GstCaps *src_caps = gst_static_pad_template_get_caps (&srctemplate);
src->dvd = NULL;
src->vts_file = NULL;
src->vmg_file = NULL;
src->dvd_title = NULL;
src->location = g_strdup ("/dev/dvd");
- src->last_uri = NULL;
+ src->first_seek = TRUE;
src->new_seek = TRUE;
src->new_cell = TRUE;
src->change_cell = FALSE;
src->pending_clut_event = NULL;
gst_pad_use_fixed_caps (GST_BASE_SRC_PAD (src));
- gst_pad_set_caps (GST_BASE_SRC_PAD (src),
- gst_static_pad_template_get_caps (&srctemplate));
+ gst_pad_set_caps (GST_BASE_SRC_PAD (src), src_caps);
+ gst_caps_unref (src_caps);
}
static gboolean
static void
gst_dvd_read_src_class_init (GstDvdReadSrcClass * klass)
{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->finalize = gst_dvd_read_src_finalize;
gobject_class->set_property = gst_dvd_read_src_set_property;
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DEVICE,
g_param_spec_string ("device", "Device",
- "DVD device location", NULL, G_PARAM_READWRITE));
+ "DVD device location", NULL,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TITLE,
g_param_spec_int ("title", "title", "title",
- 1, 999, 1, G_PARAM_READWRITE));
+ 1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_CHAPTER,
g_param_spec_int ("chapter", "chapter", "chapter",
- 1, 999, 1, G_PARAM_READWRITE));
+ 1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ANGLE,
g_param_spec_int ("angle", "angle", "angle",
- 1, 999, 1, G_PARAM_READWRITE));
+ 1, 999, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+ gst_element_class_add_static_pad_template (gstelement_class, &srctemplate);
+
+ gst_element_class_set_static_metadata (gstelement_class, "DVD Source",
+ "Source/File/DVD",
+ "Access a DVD title/chapter/angle using libdvdread",
+ "Erik Walthinsen <omega@cse.ogi.edu>");
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_dvd_read_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_dvd_read_src_stop);
GST_DEBUG_FUNCPTR (gst_dvd_read_src_is_seekable);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_dvd_read_src_create);
+
+ title_format = gst_format_register ("title", "DVD title");
+ angle_format = gst_format_register ("angle", "DVD angle");
+ sector_format = gst_format_register ("sector", "DVD sector");
+ chapter_format = gst_format_register ("chapter", "DVD chapter");
}
static gboolean
src->new_seek = FALSE;
src->change_cell = TRUE;
+ src->first_seek = TRUE;
+
return TRUE;
/* ERRORS */
*p_first_cell = pgc->program_map[pgn - 1] - 1;
+ /* last cell is used as a 'up to boundary', not 'up to and including',
+ * i.e. it is the first cell not included in the chapter range */
if (chapter == (src->num_chapters - 1)) {
*p_last_cell = pgc->nr_of_cells;
} else {
pgn_next_ch = src->vts_ptt_srpt->title[src->ttn - 1].ptt[chapter + 1].pgn;
*p_last_cell = pgc->program_map[pgn_next_ch - 1] - 1;
}
+
+ GST_DEBUG_OBJECT (src, "Chapter %d bounds: %d %d (within %d cells)",
+ chapter, *p_first_cell, *p_last_cell, pgc->nr_of_cells);
}
static gboolean
gst_dvd_read_src_goto_chapter (GstDvdReadSrc * src, gint chapter)
{
gint i;
+ const guint8 *palette;
/* make sure the chapter number is valid for this title */
if (chapter < 0 || chapter >= src->num_chapters) {
if (src->pending_clut_event)
gst_event_unref (src->pending_clut_event);
+ /* Work around GCC 9 compiler warning here about taking address of packed
+ * member, which may result in an unaligned pointer access */
+ palette = (const guint8 *) src->cur_pgc->palette;
src->pending_clut_event =
- gst_dvd_read_src_make_clut_change_event (src, src->cur_pgc->palette);
+ gst_dvd_read_src_make_clut_change_event (src, (const guint32 *) palette);
return TRUE;
}
t = g_strdup_printf ("audio-%d-format", i);
gst_structure_set (s, t, G_TYPE_INT, (int) a->audio_format, NULL);
g_free (t);
+ t = g_strdup_printf ("audio-%d-stream", i);
+ gst_structure_set (s, t, G_TYPE_INT, (int) i, NULL);
+ g_free (t);
if (a->lang_type) {
t = g_strdup_printf ("audio-%d-language", i);
/* subtitle */
for (i = 0; i < src->vts_file->vtsi_mat->nr_of_vts_subp_streams; i++) {
const subp_attr_t *u;
+ const video_attr_t *v;
+ gint sid;
/* subpicture stream present? */
if (pgc0 != NULL && (pgc0->subp_control[i] & 0x80000000) == 0)
continue;
u = &src->vts_file->vtsi_mat->vts_subp_attr[i];
+ v = &src->vts_file->vtsi_mat->vts_video_attr;
+
+ sid = i;
+ if (pgc0 != NULL) {
+ if (v->display_aspect_ratio == 0) /* 4:3 */
+ sid = (pgc0->subp_control[i] >> 24) & 0x1f;
+ else if (v->display_aspect_ratio == 3) /* 16:9 */
+ sid = (pgc0->subp_control[i] >> 8) & 0x1f;
+ }
if (u->type) {
- t = g_strdup_printf ("subtitle-%d-language", i);
+ t = g_strdup_printf ("subpicture-%d-language", i);
lang_code[0] = (u->lang_code >> 8) & 0xff;
lang_code[1] = u->lang_code & 0xff;
gst_structure_set (s, t, G_TYPE_STRING, lang_code, NULL);
g_free (t);
+ t = g_strdup_printf ("subpicture-%d-stream", i);
+ gst_structure_set (s, t, G_TYPE_INT, (int) sid, NULL);
+ g_free (t);
+ t = g_strdup_printf ("subpicture-%d-format", i);
+ gst_structure_set (s, t, G_TYPE_INT, (int) 0, NULL);
+ g_free (t);
} else {
lang_code[0] = '\0';
}
GST_INFO_OBJECT (src, "[%02d] Subtitle %02d: lang='%s', type=%d",
- src->title + 1, i, lang_code, u->type);
+ src->title + 1, sid, lang_code, u->type);
}
src->title_lang_event_pending =
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; j++) {
guint64 time;
- time = src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
+ time = (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
GST_LOG_OBJECT (src, "Time: %" GST_TIME_FORMAT " VOBU "
"Sector: 0x%08x %s", GST_TIME_ARGS (time),
src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff,
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
(_("Could not open DVD title %d. Interactive titles are not supported "
"by this element"), title_set_nr),
- ("Commands-only PGC, not supported, use dvdnavsrc"));
+ ("Commands-only PGC, not supported, use rsndvdbin"));
return FALSE;
}
}
if (pgc->cell_playback[cell].block_type != BLOCK_TYPE_ANGLE_BLOCK)
return (cell + 1);
- while (pgc->cell_playback[cell].block_mode == BLOCK_MODE_LAST_CELL)
+ while (pgc->cell_playback[cell].block_mode != BLOCK_MODE_LAST_CELL)
++cell;
- return cell + 1; /* really +1? (tpm) */
+ return cell + 1;
}
/* Returns true if the pack is a NAV pack */
static gboolean
-gst_dvd_read_src_is_nav_pack (const guint8 * data)
+gst_dvd_read_src_is_nav_pack (const guint8 * data, gint lbn, dsi_t * dsi_pack)
{
if (GST_READ_UINT32_BE (data + 0x26) != 0x000001BF)
return FALSE;
if (GST_READ_UINT16_BE (data + 0x404) != 0x03fa)
return FALSE;
+ /* Read the DSI packet into the provided struct and check it */
+ navRead_DSI (dsi_pack, (unsigned char *) data + DSI_START_BYTE);
+ if (lbn != dsi_pack->dsi_gi.nv_pck_lbn)
+ return FALSE;
+
return TRUE;
}
for (i = 0; i < src->vts_tmapt->nr_of_tmaps; ++i) {
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; ++j) {
if ((src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff) == sector)
- return src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
+ return (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
}
}
static gint
gst_dvd_read_src_get_sector_from_time (GstDvdReadSrc * src, GstClockTime ts)
{
- gint sector, i, j;
+ gint sector, j;
- if (src->vts_tmapt == NULL || src->vts_tmapt->nr_of_tmaps == 0)
+ if (src->vts_tmapt == NULL || src->vts_tmapt->nr_of_tmaps < src->ttn)
return -1;
- sector = 0;
- for (i = 0; i < src->vts_tmapt->nr_of_tmaps; ++i) {
- for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; ++j) {
- GstClockTime entry_time;
+ sector = src->vts_tmapt->tmap[src->ttn - 1].map_ent[0] & 0x7fffffff;
- entry_time = src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
- if (entry_time <= ts) {
- sector = src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff;
- }
- if (entry_time >= ts) {
- return sector;
- }
+ for (j = 0; j < src->vts_tmapt->tmap[src->ttn - 1].nr_of_entries; ++j) {
+ GstClockTime entry_time;
+
+ entry_time =
+ (guint64) src->vts_tmapt->tmap[src->ttn - 1].tmu * (j + 1) * GST_SECOND;
+ if (entry_time <= ts) {
+ sector = src->vts_tmapt->tmap[src->ttn - 1].map_ent[j] & 0x7fffffff;
+ }
+ if (entry_time >= ts) {
+ return sector;
}
}
GstBuffer ** p_buf)
{
GstBuffer *buf;
+ GstSegment *seg;
guint8 oneblock[DVD_VIDEO_LB_LEN];
dsi_t dsi_pack;
- guint next_vobu, next_ilvu_start, cur_output_size;
+ guint next_vobu, cur_output_size;
gint len;
+ gint retries;
+ gint64 next_time;
+ GstMapInfo map;
+
+ seg = &(GST_BASE_SRC (src)->segment);
/* playback by cell in this pgc, starting at the cell for our chapter */
if (new_seek)
if (src->cur_cell >= src->last_cell) {
/* advance to next chapter */
- if (src->chapter == (src->num_chapters - 1))
+ if (src->chapter == (src->num_chapters - 1) ||
+ (seg->format == chapter_format && seg->stop != -1 &&
+ src->chapter == (seg->stop - 1))) {
+ GST_DEBUG_OBJECT (src, "end of chapter segment");
goto eos;
+ }
GST_INFO_OBJECT (src, "end of chapter %d, switch to next",
src->chapter + 1);
}
/* read NAV packet */
+ retries = 0;
+nav_retry:
+ retries++;
+
len = DVDReadBlocks (src->dvd_title, src->cur_pack, 1, oneblock);
- if (len == 0)
+ if (len != 1)
goto read_error;
- if (!gst_dvd_read_src_is_nav_pack (oneblock)) {
- GST_LOG_OBJECT (src, "Expected nav packet @ pack %d", src->cur_pack);
- goto read_error;
- }
+ if (!gst_dvd_read_src_is_nav_pack (oneblock, src->cur_pack, &dsi_pack)) {
+ GST_LOG_OBJECT (src, "Skipping nav packet @ pack %d", src->cur_pack);
+ src->cur_pack++;
- /* parse the contained dsi packet */
- navRead_DSI (&dsi_pack, &oneblock[DSI_START_BYTE]);
- if (src->cur_pack != dsi_pack.dsi_gi.nv_pck_lbn) {
- GST_ERROR ("src->cur_pack = %d, dsi_pack.dsi_gi.nv_pck_lbn = %d",
- src->cur_pack, dsi_pack.dsi_gi.nv_pck_lbn);
+ if (retries < 2000) {
+ goto nav_retry;
+ } else {
+ GST_LOG_OBJECT (src, "No nav packet @ pack %d after 2000 blocks",
+ src->cur_pack);
+ goto read_error;
+ }
}
/* determine where we go next. These values are the ones we
* mostly care about */
- next_ilvu_start = src->cur_pack + dsi_pack.sml_agli.data[angle].address;
cur_output_size = dsi_pack.dsi_gi.vobu_ea + 1;
/* If we're not at the end of this cell, we can determine the next
g_assert (cur_output_size < 1024);
/* create the buffer (TODO: use buffer pool?) */
- buf = gst_buffer_new_and_alloc (cur_output_size * DVD_VIDEO_LB_LEN);
+ buf =
+ gst_buffer_new_allocate (NULL, cur_output_size * DVD_VIDEO_LB_LEN, NULL);
GST_LOG_OBJECT (src, "Going to read %u sectors @ pack %d", cur_output_size,
src->cur_pack);
+ gst_buffer_map (buf, &map, GST_MAP_WRITE);
/* read in and output cursize packs */
- len = DVDReadBlocks (src->dvd_title, src->cur_pack, cur_output_size,
- GST_BUFFER_DATA (buf));
+ len =
+ DVDReadBlocks (src->dvd_title, src->cur_pack, cur_output_size, map.data);
if (len != cur_output_size)
goto block_read_error;
- GST_BUFFER_SIZE (buf) = cur_output_size * DVD_VIDEO_LB_LEN;
+ gst_buffer_unmap (buf, &map);
+ gst_buffer_resize (buf, 0, cur_output_size * DVD_VIDEO_LB_LEN);
/* GST_BUFFER_OFFSET (buf) = priv->cur_pack * DVD_VIDEO_LB_LEN; */
GST_BUFFER_TIMESTAMP (buf) =
gst_dvd_read_src_get_time_for_sector (src, src->cur_pack);
- gst_buffer_set_caps (buf, GST_PAD_CAPS (GST_BASE_SRC_PAD (src)));
-
*p_buf = buf;
+ GST_LOG_OBJECT (src, "Read %u sectors", cur_output_size);
+
src->cur_pack = next_vobu;
- GST_LOG_OBJECT (src, "Read %u sectors", cur_output_size);
+ next_time = GST_BUFFER_TIMESTAMP (buf);
+ if (GST_CLOCK_TIME_IS_VALID (next_time) && seg->format == GST_FORMAT_TIME &&
+ GST_CLOCK_TIME_IS_VALID (seg->stop) &&
+ next_time > seg->stop + 5 * GST_SECOND) {
+ GST_DEBUG_OBJECT (src, "end of TIME segment");
+ goto eos;
+ }
return GST_DVD_READ_OK;
/* ERRORS */
eos:
{
- GST_INFO_OBJECT (src, "last chapter done - EOS");
+ GST_INFO_OBJECT (src, "Reached end-of-segment/stream - EOS");
return GST_DVD_READ_EOS;
}
read_error:
{
GST_ERROR_OBJECT (src, "Read failed for %d blocks at %d",
cur_output_size, src->cur_pack);
+ gst_buffer_unmap (buf, &map);
gst_buffer_unref (buf);
return GST_DVD_READ_ERROR;
}
}
+/* we don't cache the result on purpose */
+static gboolean
+gst_dvd_read_descrambler_available (void)
+{
+ GModule *module;
+ gpointer sym;
+ gsize res;
+
+ module = g_module_open ("libdvdcss", 0);
+ if (module != NULL) {
+ res = g_module_symbol (module, "dvdcss_open", &sym);
+ g_module_close (module);
+ } else {
+ res = FALSE;
+ }
+
+ return res;
+}
+
static GstFlowReturn
gst_dvd_read_src_create (GstPushSrc * pushsrc, GstBuffer ** p_buf)
{
srcpad = GST_BASE_SRC (src)->srcpad;
if (src->need_newsegment) {
- gst_pad_push_event (srcpad,
- gst_event_new_new_segment (FALSE, 1.0, GST_FORMAT_BYTES,
- src->cur_pack * DVD_VIDEO_LB_LEN, -1, 0));
+ GstSegment seg;
+
+ gst_segment_init (&seg, GST_FORMAT_BYTES);
+ seg.start = src->cur_pack * DVD_VIDEO_LB_LEN;
+ seg.stop = -1;
+ seg.time = 0;
+ gst_pad_push_event (srcpad, gst_event_new_segment (&seg));
src->need_newsegment = FALSE;
}
switch (res) {
case GST_DVD_READ_ERROR:{
- GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL), (NULL));
+ /* FIXME: figure out a way to detect if scrambling is the problem */
+ if (!gst_dvd_read_descrambler_available ()) {
+ GST_ELEMENT_ERROR (src, RESOURCE, READ,
+ (_("Could not read DVD. This may be because the DVD is encrypted "
+ "and a DVD decryption library is not installed.")), (NULL));
+ } else {
+ GST_ELEMENT_ERROR (src, RESOURCE, READ, (_("Could not read DVD.")),
+ (NULL));
+ }
return GST_FLOW_ERROR;
}
case GST_DVD_READ_EOS:{
- GST_INFO_OBJECT (src, "Reached EOS");
- return GST_FLOW_UNEXPECTED;
+ return GST_FLOW_EOS;
}
case GST_DVD_READ_OK:{
src->change_cell = FALSE;
break;
}
- g_return_val_if_reached (GST_FLOW_UNEXPECTED);
+ g_return_val_if_reached (GST_FLOW_EOS);
}
static void
gboolean started;
GST_OBJECT_LOCK (src);
- started = GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_STARTED);
+ started = GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED);
switch (prop_id) {
case ARG_DEVICE:{
if (started) {
g_warning ("%s: property '%s' needs to be set before the device is "
"opened", GST_ELEMENT_NAME (src), pspec->name);
- break;;
+ break;
}
g_free (src->location);
if (g_value_get_string (value) == NULL) {
src->location = g_strdup ("/dev/dvd");
} else {
- src->location = g_strdup (g_value_get_string (value));
+ src->location = g_value_dup_string (value);
}
break;
}
gboolean ret = FALSE;
if (src->dvd_title) {
- gsize blocks;
+ gssize blocks;
blocks = DVDFileSize (src->dvd_title);
if (blocks >= 0) {
return FALSE;
}
- if ((flags & GST_SEEK_FLAG_SEGMENT) != 0) {
- GST_DEBUG_OBJECT (src, "segment seek not supported");
- return FALSE;
- }
-
- if ((flags & GST_SEEK_FLAG_FLUSH) == 0) {
- GST_DEBUG_OBJECT (src, "can only do flushing seeks at the moment");
- return FALSE;
- }
-
if (end_type != GST_SEEK_TYPE_NONE) {
- GST_DEBUG_OBJECT (src, "end seek type not supported");
- return FALSE;
+ if ((format != chapter_format && format != GST_FORMAT_TIME) ||
+ end_type != GST_SEEK_TYPE_SET) {
+ GST_DEBUG_OBJECT (src, "end seek type not supported");
+ return FALSE;
+ }
}
if (cur_type != GST_SEEK_TYPE_SET) {
query_ok = gst_dvd_read_src_get_size (src, &total);
GST_OBJECT_UNLOCK (src);
} else {
- query_ok = gst_pad_query_duration (srcpad, &format, &total);
+ query_ok = gst_pad_query_duration (srcpad, format, &total);
}
if (!query_ok) {
return GST_BASE_SRC_CLASS (parent_class)->event (GST_BASE_SRC (src), event);
}
+static void
+gst_dvd_read_src_get_sector_bounds (GstDvdReadSrc * src, gint * first,
+ gint * last)
+{
+ gint c1, c2, tmp;
+ cur_title_get_chapter_bounds (src, 0, &c1, &tmp);
+ cur_title_get_chapter_bounds (src, src->num_chapters - 1, &tmp, &c2);
+ *first = src->cur_pgc->cell_playback[c1].first_sector;
+ *last = src->cur_pgc->cell_playback[c2].last_sector;
+}
+
static gboolean
gst_dvd_read_src_do_seek (GstBaseSrc * basesrc, GstSegment * s)
{
src = GST_DVD_READ_SRC (basesrc);
GST_DEBUG_OBJECT (src, "Seeking to %s: %12" G_GINT64_FORMAT,
- gst_format_get_name (s->format), s->last_stop);
+ gst_format_get_name (s->format), s->position);
+
+ /* Ignore the first seek to 0, as it breaks starting playback
+ * from another chapter by seeking back to sector 0 */
+ if (src->first_seek && s->format == GST_FORMAT_BYTES && s->start == 0) {
+ src->first_seek = FALSE;
+ return TRUE;
+ }
if (s->format == sector_format || s->format == GST_FORMAT_BYTES
|| s->format == GST_FORMAT_TIME) {
old = src->cur_pack;
if (s->format == sector_format) {
- src->cur_pack = s->last_stop;
+ gint first, last;
+ gst_dvd_read_src_get_sector_bounds (src, &first, &last);
+ GST_DEBUG_OBJECT (src, "Format is sector, seeking to %" G_GINT64_FORMAT,
+ s->position);
+ src->cur_pack = s->position;
+ if (src->cur_pack < first)
+ src->cur_pack = first;
+ if (src->cur_pack > last)
+ src->cur_pack = last;
} else if (s->format == GST_FORMAT_TIME) {
gint sector;
+ GST_DEBUG_OBJECT (src, "Format is time");
- sector = gst_dvd_read_src_get_sector_from_time (src, s->last_stop);
+ sector = gst_dvd_read_src_get_sector_from_time (src, s->position);
GST_DEBUG_OBJECT (src, "Time %" GST_TIME_FORMAT " => sector %d",
- GST_TIME_ARGS (s->last_stop), sector);
+ GST_TIME_ARGS (s->position), sector);
/* really shouldn't happen, we've checked this earlier ... */
g_return_val_if_fail (sector >= 0, FALSE);
src->cur_pack = sector;
} else {
/* byte format */
- src->cur_pack = s->last_stop / DVD_VIDEO_LB_LEN;
- if ((src->cur_pack * DVD_VIDEO_LB_LEN) != s->last_stop) {
+ gint first, last;
+ gst_dvd_read_src_get_sector_bounds (src, &first, &last);
+ GST_DEBUG_OBJECT (src, "Format is byte");
+ src->cur_pack = s->position / DVD_VIDEO_LB_LEN;
+ if (((gint64) src->cur_pack * DVD_VIDEO_LB_LEN) != s->position) {
GST_LOG_OBJECT (src, "rounded down offset %" G_GINT64_FORMAT " => %"
- G_GINT64_FORMAT, s->last_stop,
+ G_GINT64_FORMAT, s->position,
(gint64) src->cur_pack * DVD_VIDEO_LB_LEN);
}
+ src->cur_pack += first;
}
if (!gst_dvd_read_src_goto_sector (src, src->angle)) {
GST_LOG_OBJECT (src, "seek to sector 0x%08x ok", src->cur_pack);
} else if (s->format == chapter_format) {
- if (!gst_dvd_read_src_goto_chapter (src, (gint) s->last_stop)) {
+ if (!gst_dvd_read_src_goto_chapter (src, (gint) s->position)) {
GST_DEBUG_OBJECT (src, "seek to chapter %d failed",
- (gint) s->last_stop + 1);
+ (gint) s->position + 1);
return FALSE;
}
- GST_INFO_OBJECT (src, "seek to chapter %d ok", (gint) s->last_stop + 1);
- src->chapter = s->last_stop;
+ GST_INFO_OBJECT (src, "seek to chapter %d ok", (gint) s->position + 1);
+ src->chapter = s->position;
} else if (s->format == title_format) {
- if (!gst_dvd_read_src_goto_title (src, (gint) s->last_stop, src->angle) ||
+ if (!gst_dvd_read_src_goto_title (src, (gint) s->position, src->angle) ||
!gst_dvd_read_src_goto_chapter (src, 0)) {
- GST_DEBUG_OBJECT (src, "seek to title %d failed", (gint) s->last_stop);
+ GST_DEBUG_OBJECT (src, "seek to title %d failed", (gint) s->position);
return FALSE;
}
- src->title = (gint) s->last_stop;
+ src->title = (gint) s->position;
src->chapter = 0;
GST_INFO_OBJECT (src, "seek to title %d ok", src->title + 1);
} else {
static GstEvent *
gst_dvd_read_src_make_clut_change_event (GstDvdReadSrc * src,
- const guint * clut)
+ const guint32 * clut)
{
GstStructure *structure;
gchar name[16];
}
/* Create the DVD event and put the structure into it. */
- return gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM, structure);
+ return gst_event_new_custom (GST_EVENT_CUSTOM_DOWNSTREAM_STICKY, structure);
}
static gint64
gst_dvd_read_src_do_duration_query (GstDvdReadSrc * src, GstQuery * query)
{
GstFormat format;
- gint64 val;
+ gint64 val = 0;
gst_query_parse_duration (query, &format, NULL);
switch (format) {
case GST_FORMAT_BYTES:{
- val = src->cur_pack * DVD_VIDEO_LB_LEN;
+ val = (gint64) src->cur_pack * DVD_VIDEO_LB_LEN;
break;
}
default:{
gst_dvd_read_src_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
GstDvdReadSrc *src = GST_DVD_READ_SRC (basesrc);
- gboolean started;
gboolean res = TRUE;
- GST_LOG_OBJECT (src, "handling %s query",
- gst_query_type_get_name (GST_QUERY_TYPE (query)));
-
- GST_OBJECT_LOCK (src);
- started = (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_STARTED));
- GST_OBJECT_UNLOCK (src);
-
- if (!started) {
- GST_DEBUG_OBJECT (src, "query failed: not started");
- return FALSE;
- }
+ GST_LOG_OBJECT (src, "handling %s query", GST_QUERY_TYPE_NAME (query));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:
GST_OBJECT_LOCK (src);
- res = gst_dvd_read_src_do_duration_query (src, query);
+ if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
+ res = gst_dvd_read_src_do_duration_query (src, query);
+ } else {
+ GST_DEBUG_OBJECT (src, "query failed: not started");
+ res = FALSE;
+ }
GST_OBJECT_UNLOCK (src);
break;
case GST_QUERY_POSITION:
GST_OBJECT_LOCK (src);
- res = gst_dvd_read_src_do_position_query (src, query);
+ if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
+ res = gst_dvd_read_src_do_position_query (src, query);
+ } else {
+ GST_DEBUG_OBJECT (src, "query failed: not started");
+ res = FALSE;
+ }
GST_OBJECT_UNLOCK (src);
break;
case GST_QUERY_CONVERT:
GST_OBJECT_LOCK (src);
- res = gst_dvd_read_src_do_convert_query (src, query);
+ if (GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
+ res = gst_dvd_read_src_do_convert_query (src, query);
+ } else {
+ GST_DEBUG_OBJECT (src, "query failed: not started");
+ res = FALSE;
+ }
GST_OBJECT_UNLOCK (src);
break;
default:
gst_dvd_read_src_goto_sector (GstDvdReadSrc * src, int angle)
{
gint seek_to = src->cur_pack;
- gint chapter, sectors, next, cur, i;
+ gint chapter, next, cur, i;
/* retrieve position */
src->cur_pack = 0;
+ GST_DEBUG_OBJECT (src, "Goto sector %d, angle %d, within %d chapters",
+ seek_to, angle, src->num_chapters);
+
for (i = 0; i < src->num_chapters; i++) {
gint c1, c2;
cur_title_get_chapter_bounds (src, i, &c1, &c2);
+ GST_DEBUG_OBJECT (src, " Looking in chapter %d, bounds: %d %d", i, c1, c2);
for (next = cur = c1; cur < c2;) {
- if (next != cur) {
- sectors =
- src->cur_pgc->cell_playback[cur].last_sector -
- src->cur_pgc->cell_playback[cur].first_sector;
- if (src->cur_pack + sectors > seek_to) {
- chapter = i;
- goto done;
- }
- src->cur_pack += sectors;
- }
+ gint first = src->cur_pgc->cell_playback[cur].first_sector;
+ gint last = src->cur_pgc->cell_playback[cur].last_sector;
+ GST_DEBUG_OBJECT (src, "Cell %d sector bounds: %d %d", cur, first, last);
cur = next;
if (src->cur_pgc->cell_playback[cur].block_type == BLOCK_TYPE_ANGLE_BLOCK)
cur += angle;
next = gst_dvd_read_src_get_next_cell (src, src->cur_pgc, cur);
+ /* seeking to 0 should end up at first chapter in any case */
+ if ((seek_to >= first && seek_to <= last) || (seek_to == 0 && i == 0)) {
+ GST_DEBUG_OBJECT (src, "Seek target found in chapter %d", i);
+ chapter = i;
+ goto done;
+ }
}
}
/*** URI interface ***/
static GstURIType
-gst_dvd_read_src_uri_get_type (void)
+gst_dvd_read_src_uri_get_type (GType type)
{
return GST_URI_SRC;
}
-static gchar **
-gst_dvd_read_src_uri_get_protocols (void)
+static const gchar *const *
+gst_dvd_read_src_uri_get_protocols (GType type)
{
- static gchar *protocols[] = { "dvd", NULL };
+ static const gchar *protocols[] = { "dvd", NULL };
return protocols;
}
-static const gchar *
+static gchar *
gst_dvd_read_src_uri_get_uri (GstURIHandler * handler)
{
GstDvdReadSrc *src = GST_DVD_READ_SRC (handler);
+ gchar *uri;
GST_OBJECT_LOCK (src);
-
- g_free (src->last_uri);
- src->last_uri = g_strdup_printf ("dvd://%d,%d,%d", src->uri_title,
- src->uri_chapter, src->uri_angle);
-
+ uri = g_strdup_printf ("dvd://%d,%d,%d", src->uri_title, src->uri_chapter,
+ src->uri_angle);
GST_OBJECT_UNLOCK (src);
- return src->last_uri;
+ return uri;
}
static gboolean
-gst_dvd_read_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
+gst_dvd_read_src_uri_set_uri (GstURIHandler * handler, const gchar * uri,
+ GError ** error)
{
GstDvdReadSrc *src = GST_DVD_READ_SRC (handler);
- gboolean ret;
- gchar *protocol;
-
- protocol = gst_uri_get_protocol (uri);
- ret = (protocol != NULL && g_str_equal (protocol, "dvd"));
- g_free (protocol);
- protocol = NULL;
-
- if (!ret)
- return ret;
/* parse out the new t/c/a and seek to them */
{
location = gst_uri_get_location (uri);
- if (!location)
- return ret;
-
GST_OBJECT_LOCK (src);
src->uri_title = 1;
src->uri_chapter = 1;
src->uri_angle = 1;
+ if (!location)
+ goto empty_location;
+
strcur = strs = g_strsplit (location, ",", 0);
while (strcur && *strcur) {
gint val;
pos++;
}
- if (pos > 0 && GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_STARTED)) {
+ if (pos > 0 && GST_OBJECT_FLAG_IS_SET (src, GST_BASE_SRC_FLAG_STARTED)) {
src->title = src->uri_title - 1;
src->chapter = src->uri_chapter - 1;
src->angle = src->uri_angle - 1;
src->new_seek = TRUE;
}
- GST_OBJECT_UNLOCK (src);
-
g_strfreev (strs);
g_free (location);
+
+ empty_location:
+
+ GST_OBJECT_UNLOCK (src);
}
- return ret;
+ return TRUE;
}
static void
iface->set_uri = gst_dvd_read_src_uri_set_uri;
}
-static void
-gst_dvd_read_src_do_init (GType dvdreadsrc_type)
-{
- static const GInterfaceInfo urihandler_info = {
- gst_dvd_read_src_uri_handler_init,
- NULL,
- NULL
- };
-
- g_type_add_interface_static (dvdreadsrc_type, GST_TYPE_URI_HANDLER,
- &urihandler_info);
-
- title_format = gst_format_register ("title", "DVD title");
- angle_format = gst_format_register ("angle", "DVD angle");
- sector_format = gst_format_register ("sector", "DVD sector");
- chapter_format = gst_format_register ("chapter", "DVD chapter");
-}
-
static gboolean
-plugin_init (GstPlugin * plugin)
+dvdread_element_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gstgst_dvd_read_src_debug, "dvdreadsrc", 0,
"DVD reader element based on dvdreadsrc");
GST_DEBUG ("binding text domain %s to locale dir %s", GETTEXT_PACKAGE,
LOCALEDIR);
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
+ bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif /* ENABLE_NLS */
+ return gst_element_register (plugin, "dvdreadsrc", GST_RANK_NONE,
+ GST_TYPE_DVD_READ_SRC);
+}
- if (!gst_element_register (plugin, "dvdreadsrc", GST_RANK_SECONDARY,
- GST_TYPE_DVD_READ_SRC)) {
- return FALSE;
- }
-
- return TRUE;
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+ return GST_ELEMENT_REGISTER (dvdreadsrc, plugin);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
- "dvdread",
+ dvdread,
"Access a DVD with dvdread",
plugin_init, VERSION, "GPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN);
projects / platform / upstream / gstreamer.git / blobdiff