mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-20 07:16:55 +00:00
Code Issues 1 Projects Releases Wiki Activity

gst/qtdemux/qtdemux.c: A number of new features and hacks to extract the esds atom and put it into the caps. (bug #1...

Browse source 
Original commit message from CVS:
* gst/qtdemux/qtdemux.c: (gst_qtdemux_handle_sink_event),
(qtdemux_parse), (qtdemux_type_get), (qtdemux_dump_mvhd),
(qtdemux_dump_tkhd), (qtdemux_dump_stsd), (qtdemux_dump_unknown),
(qtdemux_parse_trak), (qtdemux_video_caps), (qtdemux_audio_caps):
A number of new features and hacks to extract the esds atom and
put it into the caps.  (bug #137724)
This commit is contained in:
David Schleef 2004-04-20 08:27:15 +00:00
parent 6ddd15c744
commit beb5003249
2 changed files with 142 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
ChangeLog
View file

@ -1,3 +1,12 @@
2004-04-20 David Schleef <ds@schleef.org>
* gst/qtdemux/qtdemux.c: (gst_qtdemux_handle_sink_event),
(qtdemux_parse), (qtdemux_type_get), (qtdemux_dump_mvhd),
(qtdemux_dump_tkhd), (qtdemux_dump_stsd), (qtdemux_dump_unknown),
(qtdemux_parse_trak), (qtdemux_video_caps), (qtdemux_audio_caps):
A number of new features and hacks to extract the esds atom and
put it into the caps. (bug #137724)
2004-04-19 David Schleef <ds@schleef.org>
* gconf/Makefile.am: Fix for non-GNU make

149
gst/qtdemux/qtdemux.c
View file

@ -125,7 +125,7 @@ enum
static GstStaticPadTemplate gst_qtdemux_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_SOMETIMES,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/quicktime; audio/x-m4a")
);
@ -159,7 +159,7 @@ static void qtdemux_parse_tree (GstQTDemux * qtdemux);
static GstCaps *qtdemux_video_caps (GstQTDemux * qtdemux, guint32 fourcc,
const guint8 * stsd_data);
static GstCaps *qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc,
const guint8 * data);
const guint8 * data, int len);
static GType
gst_qtdemux_get_type (void)
@ -797,6 +797,10 @@ gst_qtdemux_add_stream (GstQTDemux * qtdemux, QtDemuxStream * stream)
#define FOURCC_cmov GST_MAKE_FOURCC('c','m','o','v')
#define FOURCC_dcom GST_MAKE_FOURCC('d','c','o','m')
#define FOURCC_cmvd GST_MAKE_FOURCC('c','m','v','d')
#define FOURCC_hint GST_MAKE_FOURCC('h','i','n','t')
#define FOURCC_mp4a GST_MAKE_FOURCC('m','p','4','a')
#define FOURCC_wave GST_MAKE_FOURCC('w','a','v','e')
#define FOURCC_esds GST_MAKE_FOURCC('e','s','d','s')
static void qtdemux_dump_mvhd (GstQTDemux * qtdemux, void *buffer, int depth);
@ -815,6 +819,8 @@ static void qtdemux_dump_stco (GstQTDemux * qtdemux, void *buffer, int depth);
static void qtdemux_dump_co64 (GstQTDemux * qtdemux, void *buffer, int depth);
static void qtdemux_dump_dcom (GstQTDemux * qtdemux, void *buffer, int depth);
static void qtdemux_dump_cmvd (GstQTDemux * qtdemux, void *buffer, int depth);
static void qtdemux_dump_unknown (GstQTDemux * qtdemux, void *buffer,
int depth);
QtNodeType qt_node_types[] = {
{FOURCC_moov, "movie", QT_CONTAINER,},
@ -872,6 +878,9 @@ QtNodeType qt_node_types[] = {
qtdemux_dump_dcom},
{FOURCC_cmvd, "compressed movie data", 0,
qtdemux_dump_cmvd},
{FOURCC_hint, "hint", 0, qtdemux_dump_unknown},
{FOURCC_mp4a, "mp4a", 0, qtdemux_dump_unknown},
{FOURCC_wave, "wave", QT_CONTAINER},
{0, "unknown", 0},
};
static int n_qt_node_types = sizeof (qt_node_types) / sizeof (qt_node_types[0]);
@ -980,6 +989,9 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length)
type = qtdemux_type_get (fourcc);
if (fourcc == 0 || node_length == 8)
return;
GST_LOG ("parsing '" GST_FOURCC_FORMAT "', length=%d",
GST_FOURCC_ARGS (fourcc), node_length);
@ -997,6 +1009,10 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length)
GST_LOG ("buffer overrun");
}
len = QTDEMUX_GUINT32_GET (buf);
if (len < 8) {
GST_LOG ("bad length");
break;
}
child = g_node_new (buf);
g_node_append (node, child);
@ -1005,6 +1021,53 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length)
buf += len;
}
} else {
if (fourcc == FOURCC_stsd) {
void *buf;
guint32 len;
buf = buffer + 16;
end = buffer + length;
while (buf < end) {
GNode *child;
if (buf + 8 >= end) {
/* FIXME: get annoyed */
GST_LOG ("buffer overrun");
}
len = QTDEMUX_GUINT32_GET (buf);
child = g_node_new (buf);
g_node_append (node, child);
qtdemux_parse (qtdemux, child, buf, len);
buf += len;
}
} else if (fourcc == FOURCC_mp4a) {
void *buf;
guint32 len;
guint32 version;
version = QTDEMUX_GUINT32_GET (buffer + 16);
if (version == 0x00010000) {
buf = buffer + 0x34;
end = buffer + length;
while (buf < end) {
GNode *child;
if (buf + 8 >= end) {
/* FIXME: get annoyed */
GST_LOG ("buffer overrun");
}
len = QTDEMUX_GUINT32_GET (buf);
child = g_node_new (buf);
g_node_append (node, child);
qtdemux_parse (qtdemux, child, buf, len);
buf += len;
}
}
}
#if 0
if (fourcc == FOURCC_cmvd) {
int uncompressed_length;
@ -1047,6 +1110,9 @@ qtdemux_type_get (guint32 fourcc)
if (qt_node_types[i].fourcc == fourcc)
return qt_node_types + i;
}
GST_LOG ("unknown QuickTime node type " GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (fourcc));
return qt_node_types + n_qt_node_types - 1;
}
@ -1433,6 +1499,13 @@ qtdemux_dump_cmvd (GstQTDemux * qtdemux, void *buffer, int depth)
GST_LOG ("%*s length: %d", depth, "", QTDEMUX_GUINT32_GET (buffer + 8));
}
static void
qtdemux_dump_unknown (GstQTDemux * qtdemux, void *buffer, int depth)
{
GST_LOG ("%*s length: %d", depth, "", QTDEMUX_GUINT32_GET (buffer + 8));
}
static GNode *
qtdemux_tree_get_child_by_type (GNode * node, guint32 fourcc)
@ -1520,6 +1593,9 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
GNode *stco;
GNode *co64;
GNode *stts;
GNode *mp4a;
GNode *wave;
GNode *esds;
int n_samples;
QtDemuxSample *samples;
int n_samples_per_chunk;
@ -1588,7 +1664,9 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
} else if (stream->subtype == FOURCC_soun) {
int version, samplesize;
guint32 fourcc;
int len;
len = QTDEMUX_GUINT32_GET (stsd->data + 16);
GST_LOG ("st type: " GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (QTDEMUX_FOURCC_GET (stsd->data + 16 + 4)));
@ -1628,7 +1706,7 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
QTDEMUX_GUINT32_GET (stsd->data + offset + 12));
stream->compression = 1;
offset = 68;
} else {
} else if (version == 0x00000000) {
stream->bytes_per_frame = stream->n_channels * samplesize / 8;
stream->samples_per_packet = 1;
stream->compression = 1;
@ -1640,11 +1718,28 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
stream->compression = 3;
if (fourcc == GST_MAKE_FOURCC ('i', 'm', 'a', '4'))
stream->compression = 4;
} else {
GST_ERROR ("unknown version %08x", version);
}
stream->caps = qtdemux_audio_caps (qtdemux, fourcc,
(QTDEMUX_GUINT32_GET (stsd->data) >
offset) ? stsd->data + offset : NULL);
stream->caps = qtdemux_audio_caps (qtdemux, fourcc, NULL, 0);
mp4a = qtdemux_tree_get_child_by_type (stsd, FOURCC_mp4a);
wave = NULL;
if (mp4a)
wave = qtdemux_tree_get_child_by_type (mp4a, FOURCC_wave);
esds = NULL;
if (wave)
esds = qtdemux_tree_get_child_by_type (wave, FOURCC_esds);
if (esds) {
GstBuffer *buffer;
int len = QTDEMUX_GUINT32_GET (esds->data);
buffer = gst_buffer_new_and_alloc (len - 8);
memcpy (GST_BUFFER_DATA (buffer), esds->data + 8, len - 8);
gst_caps_set_simple (stream->caps, "esds", GST_TYPE_BUFFER, buffer, NULL);
}
GST_INFO ("type " GST_FOURCC_FORMAT " caps %" GST_PTR_FORMAT,
GST_FOURCC_ARGS (QTDEMUX_FOURCC_GET (stsd->data + 16 + 4)),
stream->caps);
@ -1935,23 +2030,37 @@ qtdemux_video_caps (GstQTDemux * qtdemux, guint32 fourcc,
/* Cinepak */
return gst_caps_from_string ("video/x-cinepak");
case GST_MAKE_FOURCC ('r', 'p', 'z', 'a'):
/* Apple Video */
return gst_caps_from_string ("video/x-apple-video");
case GST_MAKE_FOURCC ('r', 'l', 'e', ' '):
/* Run-length encoding */
case GST_MAKE_FOURCC ('s', 'm', 'c', ' '):
case GST_MAKE_FOURCC ('k', 'p', 'c', 'd'):
default:
#if 0
g_critical ("Don't know how to convert fourcc '" GST_FOURCC_FORMAT
"' to caps\n", GST_FOURCC_ARGS (fourcc));
return NULL;
#endif
{
char *s;
s = g_strdup_printf ("video/x-gst-fourcc-" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (fourcc));
return gst_caps_new_simple (s, NULL);
}
}
}
static GstCaps *
qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc, const guint8 * data)
qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc, const guint8 * data,
int len)
{
switch (fourcc) {
#if 0
case GST_MAKE_FOURCC ('N', 'O', 'N', 'E'):
return NULL; /*gst_caps_from_string ("audio/raw"); */
#endif
case GST_MAKE_FOURCC ('r', 'a', 'w', ' '):
/* FIXME */
return gst_caps_from_string ("audio/x-raw-int, "
@ -1961,7 +2070,7 @@ qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc, const guint8 * data)
return gst_caps_from_string ("audio/x-raw-int, "
"width = (int) 16, "
"depth = (int) 16, "
"endianness = (int) G_BIG_ENDIAN, " "signed = (boolean) true");
"endianness = (int) BIG_ENDIAN, " "signed = (boolean) true");
case GST_MAKE_FOURCC ('s', 'o', 'w', 't'):
/* FIXME */
return gst_caps_from_string ("audio/x-raw-int, "
@ -2021,17 +2130,16 @@ qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc, const guint8 * data)
return gst_caps_from_string ("audio/x-dv");
case GST_MAKE_FOURCC ('m', 'p', '4', 'a'):
/* MPEG-4 AAC */
return gst_caps_from_string ("audio/mpeg, " "mpegversion = (int) 4");
return gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
case GST_MAKE_FOURCC ('Q', 'D', 'M', '2'):
/* FIXME: QDesign music version 2 (no constant) */
if (QTDEMUX_GUINT32_GET (data) <= 100) {
gst_util_dump_mem ((guint8 *) data, 100);
return gst_caps_new_simple ("audio/x-qdm2",
"framesize", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 52),
"bitrate", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 40),
"blocksize", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 44), NULL);
}
return gst_caps_new_simple ("audio/x-qdm2",
"framesize", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 52),
"bitrate", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 40),
"blocksize", G_TYPE_INT, QTDEMUX_GUINT32_GET (data + 44), NULL);
case GST_MAKE_FOURCC ('a', 'g', 's', 'm'):
/* GSM */
return gst_caps_new_simple ("audio/x-gsm", NULL);
case GST_MAKE_FOURCC ('q', 't', 'v', 'r'):
/* ? */
@ -2042,8 +2150,17 @@ qtdemux_audio_caps (GstQTDemux * qtdemux, guint32 fourcc, const guint8 * data)
case GST_MAKE_FOURCC ('Q', 'c', 'l', 'p'):
/* QUALCOMM PureVoice */
default:
#if 0
g_critical ("Don't know how to convert fourcc '" GST_FOURCC_FORMAT
"' to caps\n", GST_FOURCC_ARGS (fourcc));
return NULL;
#endif
{
char *s;
s = g_strdup_printf ("audio/x-gst-fourcc-" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (fourcc));
return gst_caps_new_simple (s, NULL);
}
}
}