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first little steps, trying to revive the real media demuxer.
Original commit message from CVS: first little steps, trying to revive the real media demuxer. works better : tag/info extraction audio/video streams recognition container mime type to do : no mime type on caps fixing lots more
This commit is contained in:
Stéphane Loeuillet
parent
f91304c7a7
commit
99d911272e
1 changed files with 71 additions and 30 deletions
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@ -100,7 +100,7 @@ static GstStaticPadTemplate gst_rmdemux_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-pn-realvideo")
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GST_STATIC_CAPS ("application/vnd.rn-realmedia")
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);
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static GstStaticPadTemplate gst_rmdemux_videosrc_template =
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@ -307,7 +307,7 @@ gst_rmdemux_loop (GstElement * element)
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//int size;
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int ret;
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int rlen;
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int debug = 0;
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int debug = 1;
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/* FIXME _tell gets the offset wrong */
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//cur_offset = gst_bytestream_tell(rmdemux->bs);
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@ -339,7 +339,7 @@ gst_rmdemux_loop (GstElement * element)
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g_print ("fourcc " GST_FOURCC_FORMAT "\n", GST_FOURCC_ARGS (fourcc));
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g_print ("length %08x\n", length);
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rlen = MIN (length, 4096);
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rlen = MIN (length, 4096) - 8;
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switch (fourcc) {
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case GST_MAKE_FOURCC ('.', 'R', 'M', 'F'):
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@ -520,7 +520,7 @@ gst_rmdemux_add_stream (GstRMDemux * rmdemux, GstRMDemuxStream * stream)
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gst_pad_new_from_template (gst_static_pad_template_get
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(&gst_rmdemux_audiosrc_template), g_strdup_printf ("audio_%02d",
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rmdemux->n_audio_streams));
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stream->caps = gst_caps_new_simple ("audio/x-ac3", NULL);
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stream->caps = gst_caps_new_simple ("audio/x-pn-realaudio", NULL);
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gst_caps_set_simple (stream->caps,
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"rate", G_TYPE_INT, (int) stream->rate,
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"channels", G_TYPE_INT, stream->n_channels, NULL);
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@ -686,9 +686,11 @@ gst_rmdemux_parse_mdpr (GstRMDemux * rmdemux, void *data, int length)
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offset += re_skip_pascal_string (data + offset);
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stream2_type_string = re_get_pascal_string (data + offset);
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offset += re_skip_pascal_string (data + offset);
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if (strcmp (stream1_type_string, "Video Stream") == 0) {
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/* It could either be "Video Stream" or "The Video Stream",
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same thing for Audio */
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if (strstr (stream1_type_string, "Video Stream")) {
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stream_type = GST_RMDEMUX_STREAM_VIDEO;
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} else if (strcmp (stream1_type_string, "Audio Stream") == 0) {
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} else if (strstr (stream1_type_string, "Audio Stream")) {
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stream_type = GST_RMDEMUX_STREAM_AUDIO;
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} else if (strcmp (stream1_type_string, "") == 0 &&
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strcmp (stream2_type_string, "logical-fileinfo") == 0) {
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@ -706,35 +708,56 @@ gst_rmdemux_parse_mdpr (GstRMDemux * rmdemux, void *data, int length)
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stream->subtype = stream_type;
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switch (stream_type) {
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case GST_RMDEMUX_STREAM_VIDEO:
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/* VIDO[RV10/RV30/RV40] */
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stream->fourcc = RMDEMUX_FOURCC_GET (data + offset + 8);
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stream->width = RMDEMUX_GUINT16_GET (data + offset + 12);
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stream->height = RMDEMUX_GUINT16_GET (data + offset + 14);
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stream->rate = RMDEMUX_GUINT16_GET (data + offset + 16);
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break;
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case GST_RMDEMUX_STREAM_AUDIO:
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/* .ra4, .ra5 */
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stream->fourcc = RMDEMUX_FOURCC_GET (data + offset + 8);
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stream->rate = RMDEMUX_GUINT32_GET (data + offset + 48);
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/* cook (cook), sipro (sipr), dnet (dnet) */
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break;
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case GST_RMDEMUX_STREAM_FILEINFO:
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{
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int end;
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int length;
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int element_nb;
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length = RMDEMUX_GUINT32_GET (data + offset);
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end = offset + length;
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/* Length of this section */
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g_print ("length2: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset));
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offset += 4;
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//re_hexdump_bytes(data + offset,14,offset);
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offset += 14;
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offset += re_dump_pascal_string (data + offset);
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//re_hexdump_bytes(data + offset,10,offset);
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offset += 10;
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while (offset < end) {
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//re_hexdump_bytes(data + offset,6,offset);
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/* Unknown : 00 00 00 00 */
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re_hexdump_bytes (data + offset, 4, offset);
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offset += 4;
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/* Number of variables that would follow (loop iterations) */
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element_nb = RMDEMUX_GUINT32_GET (data + offset);
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offset += 4;
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while (element_nb) {
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printf ("\n");
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/* Category Id : 00 00 00 XX 00 00 */
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re_hexdump_bytes (data + offset, 6, offset);
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offset += 6;
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/* Variable Name */
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offset += re_dump_pascal_string (data + offset);
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//re_hexdump_bytes(data + offset,5,offset);
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/* Variable Value Type */
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/* 00 00 00 00 00 => integer/boolean, preceded by length */
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/* 00 00 00 02 00 => pascal string, preceded by length, no trailing \0 */
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re_hexdump_bytes (data + offset, 5, offset);
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offset += 5;
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/* Variable Value */
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offset += re_dump_pascal_string (data + offset);
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element_nb--;
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}
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}
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break;
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@ -769,7 +792,8 @@ gst_rmdemux_dump_mdpr (GstRMDemux * rmdemux, void *data, int length)
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offset += re_dump_pascal_string (data + offset);
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g_print ("length: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset));
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offset += 4;
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if (strcmp (stream_type, "Video Stream") == 0) {
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if (strstr (stream_type, "Video Stream")) {
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g_print ("unknown: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset + 0));
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g_print ("unknown: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset + 4));
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fourcc = RMDEMUX_FOURCC_GET (data + offset + 8);
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@ -778,7 +802,7 @@ gst_rmdemux_dump_mdpr (GstRMDemux * rmdemux, void *data, int length)
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g_print ("height: %d\n", RMDEMUX_GUINT16_GET (data + offset + 14));
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g_print ("rate: %d\n", RMDEMUX_GUINT16_GET (data + offset + 16));
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offset += 18;
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} else if (strcmp (stream_type, "Audio Stream") == 0) {
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} else if (strstr (stream_type, "Audio Stream")) {
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g_print ("unknown: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset + 0));
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g_print ("unknown: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset + 4));
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fourcc = RMDEMUX_FOURCC_GET (data + offset + 8);
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@ -792,25 +816,42 @@ gst_rmdemux_dump_mdpr (GstRMDemux * rmdemux, void *data, int length)
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g_print ("rate2: %d\n", RMDEMUX_GUINT32_GET (data + offset + 52));
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offset += 56;
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} else if (strcmp (stream_type, "") == 0) {
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int end;
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end = offset + RMDEMUX_GUINT32_GET (data + offset);
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int element_nb;
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/* Length of this section */
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g_print ("length2: 0x%08x\n", RMDEMUX_GUINT32_GET (data + offset));
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offset += 4;
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re_hexdump_bytes (data + offset, 14, offset);
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offset += 14;
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offset += re_dump_pascal_string (data + offset);
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re_hexdump_bytes (data + offset, 10, offset);
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offset += 10;
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while (offset < end) {
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/* Unknown : 00 00 00 00 */
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re_hexdump_bytes (data + offset, 4, offset);
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offset += 4;
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/* Number of variables that would follow (loop iterations) */
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element_nb = RMDEMUX_GUINT32_GET (data + offset);
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offset += 4;
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while (element_nb) {
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printf ("\n");
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/* Category Id : 00 00 00 XX 00 00 */
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re_hexdump_bytes (data + offset, 6, offset);
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offset += 6;
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/* Variable Name */
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offset += re_dump_pascal_string (data + offset);
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/* Variable Value Type */
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/* 00 00 00 00 00 => integer/boolean, preceded by length */
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/* 00 00 00 02 00 => pascal string, preceded by length, no trailing \0 */
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re_hexdump_bytes (data + offset, 5, offset);
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offset += 5;
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offset += re_dump_pascal_string (data + offset);
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}
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/* Variable Value */
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offset += re_dump_pascal_string (data + offset);
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element_nb--;
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}
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}
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re_hexdump_bytes (data + offset, length - offset, offset);
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g_print ("\n");
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