mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Added metadata and better negotiation
Original commit message from CVS: Added metadata and better negotiation
This commit is contained in:
Wim Taymans
parent
b4ee2a7763
commit
c9272fb0fe
2 changed files with 126 additions and 123 deletions
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@ -52,9 +52,6 @@ enum {
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enum {
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ARG_0,
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ARG_DEPTH,
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ARG_CHANNELS,
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ARG_FREQUENCY,
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ARG_TUNE,
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ARG_CLOCK,
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ARG_MEMORY,
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@ -62,6 +59,7 @@ enum {
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ARG_MEASURED_VOLUME,
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ARG_MOS8580,
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ARG_FORCE_SPEED,
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ARG_METADATA,
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/* FILL ME */
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};
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@ -109,61 +107,6 @@ enum {
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SID_STATE_PLAY_TUNE = 3,
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};
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#define GST_TYPE_SID_DEPTH (gst_sid_depth_get_type())
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static GType
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gst_sid_depth_get_type (void)
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{
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static GType sid_depth_type = 0;
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static GEnumValue sid_depth[] = {
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{ SIDEMU_8BIT, "8", "8 bit" },
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{ SIDEMU_16BIT, "16", "16 bit" },
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{ 0, NULL, NULL },
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};
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if (!sid_depth_type) {
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sid_depth_type = g_enum_register_static ("GstSidDepth", sid_depth);
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}
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return sid_depth_type;
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}
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#define GST_TYPE_SID_CHANNELS (gst_sid_channels_get_type())
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static GType
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gst_sid_channels_get_type (void)
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{
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static GType sid_channels_type = 0;
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static GEnumValue sid_channels[] = {
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{ SIDEMU_MONO, "1", "Mono" },
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{ SIDEMU_STEREO, "2", "Stereo" },
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{ 0, NULL, NULL },
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};
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if (!sid_channels_type) {
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sid_channels_type = g_enum_register_static ("GstSidChannels", sid_channels);
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}
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return sid_channels_type;
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}
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#define GST_TYPE_SID_FREQUENCY (gst_sid_frequency_get_type())
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static GType
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gst_sid_frequency_get_type (void)
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{
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static GType sid_frequency_type = 0;
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static GEnumValue sid_frequency[] = {
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{ 8000, "8000", "8000 Hz" },
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{ 11025, "11025", "11025 Hz" },
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{ 16500, "16500", "16500 Hz" },
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{ 22050, "22050", "22050 Hz" },
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{ 27500, "27500", "27500 Hz" },
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{ 32000, "32000", "32000 Hz" },
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{ 37500, "37500", "37500 Hz" },
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{ 44100, "44100", "44100 Hz" },
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{ 48000, "48000", "48000 Hz" },
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{ 0, NULL, NULL },
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};
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if (!sid_frequency_type) {
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sid_frequency_type = g_enum_register_static ("GstSidFrequency", sid_frequency);
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}
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return sid_frequency_type;
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}
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#define GST_TYPE_SID_CLOCK (gst_sid_clock_get_type())
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static GType
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gst_sid_clock_get_type (void)
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@ -266,15 +209,6 @@ gst_siddec_class_init (GstSidDec *klass)
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parent_class = GST_ELEMENT_CLASS (g_type_class_ref (GST_TYPE_ELEMENT));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_DEPTH,
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g_param_spec_enum ("depth", "depth", "depth",
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GST_TYPE_SID_DEPTH, SIDEMU_16BIT, (GParamFlags)G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_CHANNELS,
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g_param_spec_enum ("channels", "channels", "channels",
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GST_TYPE_SID_CHANNELS, SIDEMU_STEREO, (GParamFlags)G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_FREQUENCY,
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g_param_spec_enum ("frequency", "frequency", "frequency",
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GST_TYPE_SID_FREQUENCY, 44100, (GParamFlags)G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_TUNE,
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g_param_spec_int ("tune", "tune", "tune",
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1, 100, 1, (GParamFlags)G_PARAM_READWRITE));
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@ -296,6 +230,9 @@ gst_siddec_class_init (GstSidDec *klass)
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_FORCE_SPEED,
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g_param_spec_boolean ("force_speed", "force_speed", "force_speed",
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TRUE, (GParamFlags)G_PARAM_READWRITE));
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g_object_class_install_property (gobject_class, ARG_METADATA,
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g_param_spec_boxed ("metadata", "Metadata", "Metadata",
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GST_TYPE_CAPS, G_PARAM_READABLE));
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gobject_class->set_property = gst_siddec_set_property;
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gobject_class->get_property = gst_siddec_get_property;
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@ -327,6 +264,7 @@ gst_siddec_init (GstSidDec *siddec)
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siddec->config->bitsPerSample = SIDEMU_16BIT; // bits per sample
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siddec->config->sampleFormat = SIDEMU_SIGNED_PCM; // sample fomat
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siddec->config->channels = SIDEMU_STEREO; // channels
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siddec->config->sidChips = 0; // -
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siddec->config->volumeControl = SIDEMU_NONE; // volume control
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siddec->config->mos8580 = TRUE; // mos8580
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@ -351,6 +289,101 @@ gst_siddec_init (GstSidDec *siddec)
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siddec->total_bytes = 0;
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}
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static void
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update_metadata (GstSidDec *siddec)
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{
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sidTuneInfo info;
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GstProps *props;
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GstPropsEntry *entry;
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if (siddec->tune->getInfo (info)) {
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props = gst_props_empty_new ();
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if (info.nameString) {
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entry = gst_props_entry_new ("Title", GST_PROPS_STRING (info.nameString));
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gst_props_add_entry (props, entry);
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}
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if (info.authorString) {
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entry = gst_props_entry_new ("Composer", GST_PROPS_STRING (info.authorString));
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gst_props_add_entry (props, entry);
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}
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if (info.copyrightString) {
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entry = gst_props_entry_new ("Copyright", GST_PROPS_STRING (info.copyrightString));
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gst_props_add_entry (props, entry);
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}
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siddec->metadata = gst_caps_new ("mad_metadata",
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"application/x-gst-metadata",
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props);
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g_object_notify (G_OBJECT (siddec), "metadata");
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}
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}
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#define GET_FIXED_INT(caps, name, dest) \
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G_STMT_START { \
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if (gst_caps_has_fixed_property (caps, name)) \
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gst_caps_get_int (caps, name, (gint*)dest); \
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} G_STMT_END
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#define GET_FIXED_BOOLEAN(caps, name, dest) \
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G_STMT_START { \
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if (gst_caps_has_fixed_property (caps, name)) \
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gst_caps_get_boolean (caps, name, dest); \
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} G_STMT_END
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static gboolean
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siddec_negotiate (GstSidDec *siddec)
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{
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GstCaps *allowed;
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gboolean sign = TRUE;
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gint width = 0, depth = 0;
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allowed = gst_pad_get_allowed_caps (siddec->srcpad);
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if (!allowed)
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return FALSE;
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GET_FIXED_INT (allowed, "width", &width);
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GET_FIXED_INT (allowed, "depth", &depth);
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if (width && depth && width != depth) {
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return FALSE;
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}
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width = width | depth;
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if (width) {
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siddec->config->bitsPerSample = width;
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}
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GET_FIXED_BOOLEAN (allowed, "signed", &sign);
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GET_FIXED_INT (allowed, "rate", &siddec->config->frequency);
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GET_FIXED_INT (allowed, "channels", &siddec->config->channels);
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siddec->config->sampleFormat = (sign ? SIDEMU_SIGNED_PCM : SIDEMU_UNSIGNED_PCM);
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if (!GST_PAD_CAPS (siddec->srcpad)) {
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if (!gst_pad_try_set_caps (siddec->srcpad,
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GST_CAPS_NEW (
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"siddec_src",
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"audio/raw",
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"format", GST_PROPS_STRING ("int"),
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"law", GST_PROPS_INT (0),
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"endianness", GST_PROPS_INT (G_BYTE_ORDER),
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"signed", GST_PROPS_BOOLEAN (sign),
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"width", GST_PROPS_INT (siddec->config->bitsPerSample),
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"depth", GST_PROPS_INT (siddec->config->bitsPerSample),
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"rate", GST_PROPS_INT (siddec->config->frequency),
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"channels", GST_PROPS_INT (siddec->config->channels)
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)))
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{
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return FALSE;
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}
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}
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siddec->engine->setConfig (*siddec->config);
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return TRUE;
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}
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static void
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gst_siddec_loop (GstElement *element)
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{
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@ -388,40 +421,31 @@ gst_siddec_loop (GstElement *element)
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}
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}
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if (siddec->state == SID_STATE_LOAD_TUNE) {
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if (siddec->tune->load (siddec->tune_buffer, siddec->tune_len)) {
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if (sidEmuInitializeSong (*siddec->engine, *siddec->tune, siddec->tune_number)) {
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gst_pad_try_set_caps (siddec->srcpad,
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GST_CAPS_NEW (
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"siddec_src",
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"audio/raw",
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"format", GST_PROPS_STRING ("int"),
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"law", GST_PROPS_INT (0),
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"endianness", GST_PROPS_INT (G_BYTE_ORDER),
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"signed", GST_PROPS_BOOLEAN (siddec->config->bitsPerSample==8?FALSE:TRUE),
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"width", GST_PROPS_INT (siddec->config->bitsPerSample),
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"depth", GST_PROPS_INT (siddec->config->bitsPerSample),
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"rate", GST_PROPS_INT (siddec->config->frequency),
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"channels", GST_PROPS_INT (siddec->config->channels)
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));
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siddec->state = SID_STATE_PLAY_TUNE;
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}
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else {
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g_warning ("siddec: could not initialize song\n");
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}
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if (!siddec->tune->load (siddec->tune_buffer, siddec->tune_len)) {
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gst_element_error (GST_ELEMENT (siddec), "could not load song");
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return;
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}
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else {
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g_warning ("siddec: could not load song\n");
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update_metadata (siddec);
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if (!siddec_negotiate (siddec)) {
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gst_element_error (GST_ELEMENT (siddec), "could not negotiate format");
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return;
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}
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if (!sidEmuInitializeSong (*siddec->engine, *siddec->tune, siddec->tune_number)) {
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gst_element_error (GST_ELEMENT (siddec), "could not initialize song");
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return;
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}
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siddec->state = SID_STATE_PLAY_TUNE;
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}
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if (siddec->state == SID_STATE_PLAY_TUNE) {
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GstBuffer *out = gst_buffer_new ();
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GstBuffer *out;
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GstFormat format;
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gint64 value;
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GST_BUFFER_SIZE (out) = 4096;
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GST_BUFFER_DATA (out) = (guchar *)g_malloc (4096);
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out = gst_buffer_new_and_alloc (4096);
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sidEmuFillBuffer (*siddec->engine, *siddec->tune,
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GST_BUFFER_DATA (out), GST_BUFFER_SIZE (out));
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@ -542,18 +566,6 @@ gst_siddec_set_property (GObject *object, guint prop_id, const GValue *value, GP
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siddec = GST_SIDDEC(object);
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switch(prop_id) {
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case ARG_DEPTH:
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siddec->config->bitsPerSample = g_value_get_enum (value);
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siddec->config->sampleFormat = (siddec->config->bitsPerSample==8?
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SIDEMU_UNSIGNED_PCM:
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SIDEMU_SIGNED_PCM);
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break;
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case ARG_CHANNELS:
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siddec->config->channels = g_value_get_enum (value);
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break;
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case ARG_FREQUENCY:
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siddec->config->frequency = g_value_get_enum (value);
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break;
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case ARG_TUNE:
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siddec->tune_number = g_value_get_int (value);
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break;
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@ -592,15 +604,6 @@ gst_siddec_get_property (GObject *object, guint prop_id, GValue *value, GParamSp
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siddec = GST_SIDDEC(object);
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switch(prop_id) {
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case ARG_DEPTH:
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g_value_set_enum (value, siddec->config->bitsPerSample);
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break;
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case ARG_CHANNELS:
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g_value_set_enum (value, siddec->config->channels);
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break;
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case ARG_FREQUENCY:
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g_value_set_enum (value, siddec->config->frequency);
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break;
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case ARG_TUNE:
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g_value_set_int (value, siddec->tune_number);
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break;
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@ -622,6 +625,9 @@ gst_siddec_get_property (GObject *object, guint prop_id, GValue *value, GParamSp
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case ARG_FORCE_SPEED:
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g_value_set_boolean (value, siddec->config->forceSongSpeed);
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break;
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case ARG_METADATA:
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g_value_set_boxed (value, siddec->metadata);
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break;
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default:
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/* G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); */
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break;
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@ -27,12 +27,10 @@
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#include <stdlib.h>
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#include <sidplay/player.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SIDDEC \
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(gst_siddec_get_type())
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#define GST_SIDDEC(obj) \
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@ -62,6 +60,8 @@ struct _GstSidDec {
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emuEngine *engine;
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sidTune *tune;
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emuConfig *config;
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GstCaps *metadata;
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};
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struct _GstSidDecClass {
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@ -70,9 +70,6 @@ struct _GstSidDecClass {
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GType gst_siddec_get_type (void);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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G_END_DECLS
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#endif /* __GST_SIDDEC_H__ */
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