diff options
author | Jan Schmidt <thaytan@mad.scientist.com> | 2004-06-07 12:01:52 +0000 |
---|---|---|
committer | Jan Schmidt <thaytan@mad.scientist.com> | 2004-06-07 12:01:52 +0000 |
commit | 192579e18b1bf951316fcb2be1a271d86d1d1b8b (patch) | |
tree | d258eabde3f83e2fca641cdeccb1eaeded314432 /ext/dv | |
parent | 58bfb0062238cf4ed9b38658ab0daeec11817374 (diff) |
AUTHORS: Add me to the authors file
Original commit message from CVS:
* AUTHORS:
Add me to the authors file
* configure.ac:
Increase the libdv requirement to >= version 0.100
* ext/dv/gstdvdec.c: (gst_dvdec_init), (gst_dvdec_src_convert),
(gst_dvdec_src_query), (gst_dvdec_handle_sink_event),
(gst_dvdec_push), (gst_dvdec_loop), (gst_dvdec_change_state):
* ext/dv/gstdvdec.h:
Add support for the new_media flag when sending DISCONT events
Make the querying work when video pad is not linked
Diffstat (limited to 'ext/dv')
-rw-r--r-- | ext/dv/gstdvdec.c | 78 | ||||
-rw-r--r-- | ext/dv/gstdvdec.h | 1 |
2 files changed, 54 insertions, 25 deletions
diff --git a/ext/dv/gstdvdec.c b/ext/dv/gstdvdec.c index 338bfdbd..6e178de5 100644 --- a/ext/dv/gstdvdec.c +++ b/ext/dv/gstdvdec.c @@ -356,10 +356,12 @@ gst_dvdec_init (GstDVDec * dvdec) gst_element_set_loop_function (GST_ELEMENT (dvdec), gst_dvdec_loop); + dvdec->bs = NULL; dvdec->length = 0; dvdec->next_ts = 0LL; dvdec->end_position = -1LL; dvdec->need_discont = FALSE; + dvdec->new_media = FALSE; dvdec->framerate = 0; dvdec->height = 0; dvdec->frequency = 0; @@ -403,7 +405,6 @@ gst_dvdec_src_convert (GstPad * pad, GstFormat src_format, gint64 src_value, GstDVDec *dvdec; dvdec = GST_DVDEC (gst_pad_get_parent (pad)); - if (dvdec->length == 0) return FALSE; @@ -425,8 +426,7 @@ gst_dvdec_src_convert (GstPad * pad, GstFormat src_format, gint64 src_value, GST_SECOND); else if (pad == dvdec->audiosrcpad) *dest_value = src_value * GST_SECOND / - (2 * dvdec->decoder->audio->frequency * - dvdec->decoder->audio->num_channels); + (2 * dvdec->frequency * dvdec->channels); break; default: res = FALSE; @@ -439,8 +439,8 @@ gst_dvdec_src_convert (GstPad * pad, GstFormat src_format, gint64 src_value, *dest_value = src_value * 720 * dvdec->height * dvdec->bpp * dvdec->framerate / GST_SECOND; else if (pad == dvdec->audiosrcpad) - *dest_value = 2 * src_value * dvdec->decoder->audio->frequency * - dvdec->decoder->audio->num_channels / GST_SECOND; + *dest_value = 2 * src_value * dvdec->frequency * + dvdec->channels / GST_SECOND; break; case GST_FORMAT_TIME: case GST_FORMAT_DEFAULT: @@ -546,6 +546,9 @@ gst_dvdec_src_query (GstPad * pad, GstQueryType type, guint64 len; GstFormat tmp_format; + if (!dvdec->bs) + return FALSE; + len = gst_bytestream_length (dvdec->bs); tmp_format = GST_FORMAT_TIME; if (len == -1 || !gst_pad_convert (dvdec->sinkpad, @@ -605,6 +608,18 @@ gst_dvdec_handle_sink_event (GstDVDec * dvdec) switch (type) { case GST_EVENT_FLUSH: + case GST_EVENT_EOS: + case GST_EVENT_FILLER: + /* Forward the event to output sinks */ + if (GST_PAD_IS_LINKED (dvdec->videosrcpad)) { + gst_event_ref (event); + gst_pad_push (dvdec->videosrcpad, GST_DATA (event)); + } + if (GST_PAD_IS_LINKED (dvdec->audiosrcpad)) { + gst_event_ref (event); + gst_pad_push (dvdec->audiosrcpad, GST_DATA (event)); + } + gst_event_unref (event); break; case GST_EVENT_DISCONTINUOUS: { @@ -784,10 +799,12 @@ gst_dvdec_push (GstDVDec * dvdec, GstBuffer * outbuf, GstPad * pad, { GST_BUFFER_TIMESTAMP (outbuf) = ts; - if (dvdec->need_discont) { + if ((dvdec->need_discont) || (dvdec->new_media)) { GstEvent *discont; discont = gst_event_new_discontinuous (FALSE, GST_FORMAT_TIME, ts, NULL); + GST_EVENT_DISCONT_NEW_MEDIA (discont) = dvdec->new_media; + gst_pad_push (pad, GST_DATA (discont)); } @@ -858,6 +875,8 @@ gst_dvdec_loop (GstElement * element) dvdec->next_ts += GST_SECOND / dvdec->framerate; dv_parse_packs (dvdec->decoder, GST_BUFFER_DATA (buf)); + if (dv_is_new_recording (dvdec->decoder, GST_BUFFER_DATA (buf))) + dvdec->new_media = TRUE; if (GST_PAD_IS_LINKED (dvdec->audiosrcpad)) { gint16 *a_ptr; @@ -866,38 +885,44 @@ gst_dvdec_loop (GstElement * element) dv_decode_full_audio (dvdec->decoder, GST_BUFFER_DATA (buf), dvdec->audio_buffers); - if ((dvdec->decoder->audio->frequency != dvdec->frequency) || - (dvdec->decoder->audio->num_channels != dvdec->channels)) { + if ((dv_get_frequency (dvdec->decoder) != dvdec->frequency) || + (dv_get_num_channels (dvdec->decoder) != dvdec->channels)) { if (!gst_pad_set_explicit_caps (dvdec->audiosrcpad, gst_caps_new_simple ("audio/x-raw-int", - "rate", G_TYPE_INT, dvdec->decoder->audio->frequency, + "rate", G_TYPE_INT, dv_get_frequency (dvdec->decoder), "depth", G_TYPE_INT, 16, "width", G_TYPE_INT, 16, "signed", G_TYPE_BOOLEAN, TRUE, - "channels", G_TYPE_INT, dvdec->decoder->audio->num_channels, + "channels", G_TYPE_INT, dv_get_num_channels (dvdec->decoder), "endianness", G_TYPE_INT, G_LITTLE_ENDIAN, NULL))) { gst_buffer_unref (buf); - GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL), (NULL)); + GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL), + ("Failed to negotiate audio parameters for the DV audio stream")); return; } - dvdec->frequency = dvdec->decoder->audio->frequency; - dvdec->channels = dvdec->decoder->audio->num_channels; + dvdec->frequency = dv_get_frequency (dvdec->decoder); + dvdec->channels = dv_get_num_channels (dvdec->decoder); } - outbuf = gst_buffer_new (); - GST_BUFFER_SIZE (outbuf) = dvdec->decoder->audio->samples_this_frame * - sizeof (gint16) * dvdec->decoder->audio->num_channels; - GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf)); + if (dv_get_num_samples (dvdec->decoder) > 0) { + outbuf = gst_buffer_new (); + GST_BUFFER_SIZE (outbuf) = dv_get_num_samples (dvdec->decoder) * + sizeof (gint16) * dv_get_num_channels (dvdec->decoder); + GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf)); - a_ptr = (gint16 *) GST_BUFFER_DATA (outbuf); + a_ptr = (gint16 *) GST_BUFFER_DATA (outbuf); - for (i = 0; i < dvdec->decoder->audio->samples_this_frame; i++) { - for (j = 0; j < dvdec->decoder->audio->num_channels; j++) { - *(a_ptr++) = dvdec->audio_buffers[j][i]; + for (i = 0; i < dv_get_num_samples (dvdec->decoder); i++) { + for (j = 0; j < dv_get_num_channels (dvdec->decoder); j++) { + *(a_ptr++) = dvdec->audio_buffers[j][i]; + } } + gst_dvdec_push (dvdec, outbuf, dvdec->audiosrcpad, ts); } - gst_dvdec_push (dvdec, outbuf, dvdec->audiosrcpad, ts); + } else { + dvdec->frequency = dv_get_frequency (dvdec->decoder); + dvdec->channels = dv_get_num_channels (dvdec->decoder); } if (GST_PAD_IS_LINKED (dvdec->videosrcpad)) { @@ -935,6 +960,9 @@ gst_dvdec_loop (GstElement * element) dvdec->space, outframe_ptrs, outframe_pitches); gst_dvdec_push (dvdec, outbuf, dvdec->videosrcpad, ts); + } else { + dvdec->height = height; + dvdec->framerate = fps; } if ((dvdec->end_position != -1) && @@ -942,9 +970,8 @@ gst_dvdec_loop (GstElement * element) gst_element_set_eos (GST_ELEMENT (dvdec)); } - if (dvdec->need_discont) { - dvdec->need_discont = FALSE; - } + dvdec->need_discont = FALSE; + dvdec->new_media = FALSE; gst_buffer_unref (buf); } @@ -977,6 +1004,7 @@ gst_dvdec_change_state (GstElement * element) dvdec->decoder = NULL; dvdec->found_header = FALSE; gst_bytestream_destroy (dvdec->bs); + dvdec->bs = NULL; break; case GST_STATE_READY_TO_NULL: break; diff --git a/ext/dv/gstdvdec.h b/ext/dv/gstdvdec.h index 4dffd96f..dda0a2ae 100644 --- a/ext/dv/gstdvdec.h +++ b/ext/dv/gstdvdec.h @@ -66,6 +66,7 @@ struct _GstDVDec { guint64 next_ts; guint64 end_position; gboolean need_discont; + gboolean new_media; gboolean loop; gboolean found_header; |