From: Jan Schmidt Date: Sat, 7 Feb 2004 13:04:09 +0000 (+0000) Subject: Second attempt at committing a working dvdec element. X-Git-Tag: BEFORE_INDENT~180 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dd989ba993f74dd1fbe87da07de2160ccb9f6d00;p=platform%2Fupstream%2Fgst-plugins-good.git Second attempt at committing a working dvdec element. Original commit message from CVS: Second attempt at committing a working dvdec element. --- diff --git a/ChangeLog b/ChangeLog index b492169..f6bb8a1 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +2004-02-07 Jan Schmidt + + * ext/dv/gstdvdec.c: (gst_dvdec_init), (gst_dvdec_src_convert), + (gst_dvdec_sink_convert), (gst_dvdec_handle_sink_event), + (gst_dvdec_video_getcaps), (gst_dvdec_video_link), + (gst_dvdec_loop), (gst_dvdec_change_state): + Second attempt at committing a working dvdec element. + 2004-02-06 David Schleef Build fixes for OS X: (see #129600) diff --git a/ext/dv/gstdvdec.c b/ext/dv/gstdvdec.c index c18bf59..e732702 100644 --- a/ext/dv/gstdvdec.c +++ b/ext/dv/gstdvdec.c @@ -93,12 +93,12 @@ GST_STATIC_PAD_TEMPLATE "format = (fourcc) YUY2, " "width = (int) 720, " "height = (int) { " - G_STRINGIFY(NTSC_HEIGHT) ", " - G_STRINGIFY(PAL_HEIGHT) + G_STRINGIFY(NTSC_HEIGHT) ", " + G_STRINGIFY(PAL_HEIGHT) " }, " "framerate = (double) { " - G_STRINGIFY(PAL_FRAMERATE) ", " - G_STRINGIFY(NTSC_FRAMERATE) + G_STRINGIFY(PAL_FRAMERATE) ", " + G_STRINGIFY(NTSC_FRAMERATE) " }; " "video/x-raw-rgb, " @@ -132,7 +132,7 @@ GST_STATIC_PAD_TEMPLATE " }, " "framerate = (double) { " G_STRINGIFY(PAL_FRAMERATE) ", " - G_STRINGIFY(NTSC_FRAMERATE) + G_STRINGIFY(NTSC_FRAMERATE) " }" ) ); @@ -186,6 +186,10 @@ static gboolean gst_dvdec_sink_convert (GstPad *pad, GstFormat src_format, gi static gboolean gst_dvdec_src_convert (GstPad *pad, GstFormat src_format, gint64 src_value, GstFormat *dest_format, gint64 *dest_value); +static GstPadLinkReturn gst_dvdec_video_link (GstPad *pad, + const GstCaps *caps); +static GstCaps* gst_dvdec_video_getcaps (GstPad *pad); + static const GstEventMask* gst_dvdec_get_event_masks (GstPad *pad); static gboolean gst_dvdec_handle_src_event (GstPad *pad, GstEvent *event); @@ -302,6 +306,7 @@ static void gst_dvdec_init(GstDVDec *dvdec) { gint i; + dvdec->found_header = FALSE; dvdec->sinkpad = gst_pad_new_from_template (gst_static_pad_template_get (&sink_temp), "sink"); gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->sinkpad); @@ -310,22 +315,25 @@ gst_dvdec_init(GstDVDec *dvdec) gst_pad_set_formats_function (dvdec->sinkpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_formats)); dvdec->videosrcpad = gst_pad_new_from_template (gst_static_pad_template_get (&video_src_temp), "video"); - gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->videosrcpad); gst_pad_set_query_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_src_query)); gst_pad_set_query_type_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types)); gst_pad_set_event_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event)); gst_pad_set_event_mask_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_event_masks)); gst_pad_set_convert_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_src_convert)); gst_pad_set_formats_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_formats)); - + gst_pad_set_getcaps_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_video_getcaps)); + gst_pad_set_link_function (dvdec->videosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_video_link)); + gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->videosrcpad); + dvdec->audiosrcpad = gst_pad_new_from_template (gst_static_pad_template_get (&audio_src_temp), "audio"); - gst_element_add_pad(GST_ELEMENT(dvdec),dvdec->audiosrcpad); gst_pad_set_query_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_src_query)); gst_pad_set_query_type_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types)); gst_pad_set_event_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event)); gst_pad_set_event_mask_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_event_masks)); gst_pad_set_convert_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_src_convert)); gst_pad_set_formats_function (dvdec->audiosrcpad, GST_DEBUG_FUNCPTR (gst_dvdec_get_formats)); + gst_pad_use_explicit_caps (dvdec->audiosrcpad); + gst_element_add_pad (GST_ELEMENT(dvdec), dvdec->audiosrcpad); gst_element_set_loop_function (GST_ELEMENT (dvdec), gst_dvdec_loop); @@ -335,11 +343,14 @@ gst_dvdec_init(GstDVDec *dvdec) dvdec->need_discont = FALSE; dvdec->framerate = 0; dvdec->height = 0; + dvdec->frequency = 0; + dvdec->channels = 0; + dvdec->clamp_luma = FALSE; dvdec->clamp_chroma = FALSE; dvdec->quality = DV_QUALITY_BEST; dvdec->loop = FALSE; - + for (i = 0; i <4; i++) { dvdec->audio_buffers[i] = (gint16 *)g_malloc (DV_AUDIO_MAX_SAMPLES * sizeof (gint16)); } @@ -397,7 +408,7 @@ gst_dvdec_src_convert (GstPad *pad, GstFormat src_format, gint64 src_value, /* fallthrough */ case GST_FORMAT_DEFAULT: if (pad == dvdec->videosrcpad) - *dest_value = src_value * dvdec->framerate * scale / (GST_SECOND*100); + *dest_value = src_value * dvdec->framerate * scale / GST_SECOND; else if (pad == dvdec->audiosrcpad) *dest_value = src_value * dvdec->decoder->audio->frequency * scale / GST_SECOND; break; @@ -432,7 +443,7 @@ gst_dvdec_sink_convert (GstPad *pad, GstFormat src_format, gint64 src_value, /* get frame number */ frame = src_value / dvdec->length; - *dest_value = (frame * GST_SECOND * 100) / dvdec->framerate; + *dest_value = (frame * GST_SECOND) / dvdec->framerate; break; } default: @@ -445,7 +456,7 @@ gst_dvdec_sink_convert (GstPad *pad, GstFormat src_format, gint64 src_value, { guint64 frame; /* calculate the frame */ - frame = src_value * dvdec->framerate / (GST_SECOND*100); + frame = src_value * dvdec->framerate / GST_SECOND; /* calculate the offset */ *dest_value = frame * dvdec->length; break; @@ -548,9 +559,6 @@ gst_dvdec_handle_sink_event (GstDVDec *dvdec) type = event? GST_EVENT_TYPE (event) : GST_EVENT_UNKNOWN; switch (type) { - case GST_EVENT_EOS: - gst_pad_event_default (dvdec->sinkpad, event); - return TRUE; case GST_EVENT_FLUSH: break; case GST_EVENT_DISCONTINUOUS: @@ -579,7 +587,7 @@ gst_dvdec_handle_sink_event (GstDVDec *dvdec) break; } default: - g_warning ("unhandled event %d\n", type); + return gst_pad_event_default (dvdec->sinkpad, event); break; } gst_event_unref (event); @@ -657,6 +665,84 @@ gst_dvdec_handle_src_event (GstPad *pad, GstEvent *event) return res; } +static GstCaps* +gst_dvdec_video_getcaps (GstPad *pad) +{ + GstDVDec *dvdec; + GstCaps *caps; + GstPadTemplate *src_pad_template; + + dvdec = GST_DVDEC (gst_pad_get_parent (pad)); + src_pad_template = gst_static_pad_template_get (&video_src_temp); + caps = gst_caps_copy(gst_pad_template_get_caps (src_pad_template)); + + if (dvdec->found_header) + { + int i; + + /* set the height */ + for (i = 0; i < gst_caps_get_size (caps); i++) + { + GstStructure *structure = gst_caps_get_structure (caps, i); + gst_structure_set(structure, + "height", G_TYPE_INT, dvdec->height, + "framerate", G_TYPE_DOUBLE, dvdec->framerate, NULL + ); + } + } + + return caps; +} + +static GstPadLinkReturn +gst_dvdec_video_link (GstPad *pad, const GstCaps *caps) +{ + GstDVDec *dvdec; + GstStructure *structure; + guint32 fourcc; + gint height; + gdouble framerate; + + dvdec = GST_DVDEC (gst_pad_get_parent (pad)); + + /* if we did not find a header yet, return delayed */ + if (!dvdec->found_header) + { + return GST_PAD_LINK_DELAYED; + } + + structure = gst_caps_get_structure (caps, 0); + + /* it worked, try to find what it was again */ + if (!gst_structure_get_fourcc (structure, "format", &fourcc) || + !gst_structure_get_int (structure, "height", &height) || + !gst_structure_get_double (structure, "framerate", &framerate)) + return GST_PAD_LINK_REFUSED; + + if ((height != dvdec->height) || (framerate != dvdec->framerate)) + return GST_PAD_LINK_REFUSED; + + if (fourcc == GST_STR_FOURCC ("RGB ")) { + gint bpp; + + gst_structure_get_int (structure, "bpp", &bpp); + if (bpp == 24) { + dvdec->space = e_dv_color_rgb; + dvdec->bpp = 3; + } + else { + dvdec->space = e_dv_color_bgr0; + dvdec->bpp = 4; + } + } + else { + dvdec->space = e_dv_color_yuv; + dvdec->bpp = 2; + } + + return GST_PAD_LINK_OK; +} + static void gst_dvdec_push (GstDVDec *dvdec, GstBuffer *outbuf, GstPad *pad, GstClockTime ts) { @@ -690,7 +776,7 @@ gst_dvdec_loop (GstElement *element) guint32 length, got_bytes; GstFormat format; guint64 ts; - gfloat fps; + gdouble fps; dvdec = GST_DVDEC (element); @@ -700,15 +786,33 @@ gst_dvdec_loop (GstElement *element) gst_dvdec_handle_sink_event (dvdec); return; } - dv_parse_header (dvdec->decoder, inframe); - /* after parsing the header we know the size of the data */ + if (dv_parse_header (dvdec->decoder, inframe) < 0) + { + GST_ELEMENT_ERROR (dvdec, STREAM, DECODE, (NULL), (NULL)); + return; + } + + /* after parsing the header we know the length of the data */ dvdec->PAL = dv_system_50_fields (dvdec->decoder); - - dvdec->framerate = (dvdec->PAL ? 2500 : 2997); + dvdec->found_header = TRUE; + fps = (dvdec->PAL ? PAL_FRAMERATE : NTSC_FRAMERATE); - dvdec->height = height = (dvdec->PAL ? PAL_HEIGHT : NTSC_HEIGHT); + height = (dvdec->PAL ? PAL_HEIGHT : NTSC_HEIGHT); length = (dvdec->PAL ? PAL_BUFFER : NTSC_BUFFER); + if ((dvdec->framerate != fps) || + (dvdec->height != height)) + { + dvdec->height = height; + dvdec->framerate = fps; + + if (GST_PAD_LINK_FAILED (gst_pad_renegotiate (dvdec->videosrcpad))) + { + GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL), (NULL)); + return; + } + } + if (length != dvdec->length) { dvdec->length = length; gst_bytestream_size_hint (dvdec->bs, length); @@ -721,77 +825,12 @@ gst_dvdec_loop (GstElement *element) return; } - /* if we did not negotiate yet, do it now */ - if (!GST_PAD_CAPS (dvdec->videosrcpad)) { - GstCaps *caps = NULL; - GstCaps *negotiated_caps = NULL; - GstPadTemplate *src_pad_template; - int i; - - /* try to fix our height */ - src_pad_template = gst_static_pad_template_get (&video_src_temp); - caps = gst_caps_copy(gst_pad_template_get_caps (src_pad_template)); - - for (i = 0; i < gst_caps_get_size (caps); i++) - { - GstStructure *structure = gst_caps_get_structure (caps, i); - gst_structure_set(structure, - "height", G_TYPE_INT, height, - "framerate", G_TYPE_INT, fps, NULL - ); - } - - for (i=0; i < gst_caps_get_size(caps); i++) { - GstStructure *to_try_struct = gst_caps_get_structure (caps, i); - GstCaps *try_caps = - gst_caps_new_full (gst_structure_copy(to_try_struct), NULL); - - /* try each format */ - if (gst_pad_try_set_caps (dvdec->videosrcpad, try_caps) > 0) { - negotiated_caps = try_caps; - break; - } - - gst_caps_free(try_caps); - } - - gst_caps_free (caps); - - /* Check if we negotiated caps successfully */ - if (negotiated_caps != NULL) { - GstStructure *structure = gst_caps_get_structure (negotiated_caps, 0); - guint32 fourcc; - - /* it worked, try to find what it was again */ - gst_structure_get_fourcc (structure, "format", &fourcc); - - if (fourcc == GST_STR_FOURCC ("RGB ")) { - gint bpp; - - gst_structure_get_int (structure, "bpp", &bpp); - if (bpp == 24) { - dvdec->space = e_dv_color_rgb; - dvdec->bpp = 3; - } - else { - dvdec->space = e_dv_color_bgr0; - dvdec->bpp = 4; - } - } - else { - dvdec->space = e_dv_color_yuv; - dvdec->bpp = 2; - } - } else { - GST_ELEMENT_ERROR (element, CORE, NEGOTIATION, (NULL), (NULL)); - return; - } - } - format = GST_FORMAT_TIME; gst_pad_query (dvdec->videosrcpad, GST_QUERY_POSITION, &format, &ts); - dvdec->next_ts += (GST_SECOND*100) / dvdec->framerate; + dvdec->next_ts += GST_SECOND / dvdec->framerate; + + dv_parse_packs (dvdec->decoder, GST_BUFFER_DATA (buf)); if (GST_PAD_IS_LINKED (dvdec->audiosrcpad)) { gint16 *a_ptr; @@ -799,27 +838,37 @@ gst_dvdec_loop (GstElement *element) dv_decode_full_audio (dvdec->decoder, GST_BUFFER_DATA (buf), dvdec->audio_buffers); - /* if we did not negotiate yet, do it now */ - if (!GST_PAD_CAPS (dvdec->audiosrcpad)) { - gst_pad_try_set_caps (dvdec->audiosrcpad, - gst_caps_new_simple ( - "audio/x-raw-int", - "rate", G_TYPE_INT, dvdec->decoder->audio->frequency, - "depth", G_TYPE_INT, 16, - "width", G_TYPE_INT, 16, - "signed", G_TYPE_BOOLEAN, TRUE, - "channels", G_TYPE_INT, dvdec->decoder->audio->num_channels, - "endianness", G_TYPE_INT, G_LITTLE_ENDIAN - )); + if ((dvdec->decoder->audio->frequency != dvdec->frequency) || + (dvdec->decoder->audio->num_channels != 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, + "depth", G_TYPE_INT, 16, + "width", G_TYPE_INT, 16, + "signed", G_TYPE_BOOLEAN, TRUE, + "channels", G_TYPE_INT, dvdec->decoder->audio->num_channels, + "endianness", G_TYPE_INT, G_LITTLE_ENDIAN, + NULL + ))) + { + gst_buffer_unref (buf); + GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL), (NULL)); + return; + } + + dvdec->frequency = dvdec->decoder->audio->frequency; + dvdec->channels = dvdec->decoder->audio->num_channels; } - + outbuf = gst_buffer_new (); GST_BUFFER_SIZE (outbuf) = dvdec->decoder->audio->samples_this_frame * - sizeof (gint16) * dvdec->decoder->audio->num_channels; + sizeof (gint16) * dvdec->decoder->audio->num_channels; GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (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]; @@ -888,6 +937,7 @@ gst_dvdec_change_state (GstElement *element) case GST_STATE_PAUSED_TO_READY: dv_decoder_free (dvdec->decoder); dvdec->decoder = NULL; + dvdec->found_header = FALSE; gst_bytestream_destroy (dvdec->bs); break; case GST_STATE_READY_TO_NULL: