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oggmux: create vp8 header data if not provided in caps
vp8 stream header shouldn't be assumed to be provided in caps always as this would repeat the same code in all demuxers/encoders. Instead, make oggmux generate them if they are not supplied. https://bugzilla.gnome.org/show_bug.cgi?id=722682
This commit is contained in:
Thiago Santos
parent
0b30fdbfbe
commit
e00c306571
3 changed files with 167 additions and 10 deletions
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@ -1008,6 +1008,11 @@ gst_ogg_mux_queue_pads (GstOggMux * ogg_mux, gboolean * popped)
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/* fallback on the packet */
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pad->have_type = gst_ogg_stream_setup_map (&pad->map, &packet);
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}
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if (!pad->have_type) {
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/* fallback 2 to try to get the mapping from the caps */
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pad->have_type =
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gst_ogg_stream_setup_map_from_caps (&pad->map, caps);
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}
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if (!pad->have_type) {
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GST_ERROR_OBJECT (data->pad,
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"mapper didn't recognise input stream " "(pad caps: %"
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@ -1097,6 +1102,7 @@ gst_ogg_mux_get_headers (GstOggPadData * pad)
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GstCaps *caps;
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const GValue *streamheader;
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GstPad *thepad;
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GstBuffer *header;
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thepad = pad->collect.pad;
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@ -1138,6 +1144,9 @@ gst_ogg_mux_get_headers (GstOggPadData * pad)
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} else if (gst_structure_has_name (structure, "video/x-dirac")) {
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res = g_list_append (res, pad->buffer);
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pad->buffer = NULL;
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} else if (pad->have_type
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&& (header = gst_ogg_stream_get_headers (&pad->map))) {
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res = g_list_append (res, header);
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} else {
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GST_LOG_OBJECT (thepad, "caps don't have streamheader");
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}
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@ -40,6 +40,8 @@ typedef struct _GstOggMap GstOggMap;
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typedef gboolean (*GstOggMapSetupFunc) (GstOggStream * pad,
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ogg_packet * packet);
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typedef gboolean (*GstOggMapSetupFromCapsFunc) (GstOggStream * pad,
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const GstCaps * caps);
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typedef GstClockTime (*GstOggMapToTimeFunc) (GstOggStream * pad,
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gint64 granulepos);
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typedef gint64 (*GstOggMapToGranuleFunc) (GstOggStream * pad,
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@ -66,6 +68,8 @@ typedef void (*GstOggMapExtractTagsFunc) (GstOggStream * pad,
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typedef gint64 (*GstOggMapGranuleposToKeyGranuleFunc) (GstOggStream * pad,
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gint64 granulepos);
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typedef GstBuffer *(*GstOggMapGetHeadersFunc) (GstOggStream * pad);
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#define SKELETON_FISBONE_MIN_SIZE 52
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#define SKELETON_FISHEAD_3_3_MIN_SIZE 112
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#define SKELETON_FISHEAD_4_0_MIN_SIZE 80
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@ -77,6 +81,7 @@ struct _GstOggMap
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int min_packet_size;
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const gchar *media_type;
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GstOggMapSetupFunc setup_func;
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GstOggMapSetupFromCapsFunc setup_from_caps_func;
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GstOggMapToGranuleFunc granulepos_to_granule_func;
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GstOggMapToGranuleposFunc granule_to_granulepos_func;
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GstOggMapIsGranuleposKeyFrameFunc is_granulepos_key_frame_func;
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@ -85,6 +90,7 @@ struct _GstOggMap
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GstOggMapPacketDurationFunc packet_duration_func;
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GstOggMapGranuleposToKeyGranuleFunc granulepos_to_key_granule_func;
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GstOggMapExtractTagsFunc extract_tags_func;
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GstOggMapGetHeadersFunc get_headers_func;
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};
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extern const GstOggMap mappers[];
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@ -265,6 +271,15 @@ gst_ogg_stream_get_media_type (GstOggStream * pad)
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return gst_structure_get_name (structure);
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}
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GstBuffer *
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gst_ogg_stream_get_headers (GstOggStream * pad)
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{
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if (!mappers[pad->map].get_headers_func)
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return NULL;
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return mappers[pad->map].get_headers_func (pad);
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}
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/* some generic functions */
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static gboolean
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@ -650,6 +665,50 @@ setup_vp8_mapper (GstOggStream * pad, ogg_packet * packet)
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return TRUE;
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}
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static gboolean
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vp8_fill_header (GstOggStream * pad, const GstCaps * caps, guint8 * data)
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{
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gint width, height, par_n, par_d, fps_n, fps_d;
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GstStructure *structure = gst_caps_get_structure (caps, 0);
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if (!(gst_structure_get_int (structure, "width", &width) &&
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gst_structure_get_int (structure, "height", &height) &&
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gst_structure_get_fraction (structure, "framerate", &fps_n,
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&fps_d))) {
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GST_DEBUG ("Failed to get width, height or framerate from caps %"
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GST_PTR_FORMAT, caps);
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return FALSE;
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}
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if (!gst_structure_get_fraction (structure, "pixel-aspect-ratio", &par_n,
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&par_d)) {
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par_n = par_d = 1;
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}
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memcpy (data, "OVP80\1\1", 8);
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GST_WRITE_UINT16_BE (data + 8, width);
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GST_WRITE_UINT16_BE (data + 10, height);
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GST_WRITE_UINT24_BE (data + 12, par_n);
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GST_WRITE_UINT24_BE (data + 15, par_d);
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GST_WRITE_UINT32_BE (data + 18, fps_n);
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GST_WRITE_UINT32_BE (data + 22, fps_d);
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return TRUE;
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}
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static gboolean
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setup_vp8_mapper_from_caps (GstOggStream * pad, const GstCaps * caps)
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{
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guint8 data[26];
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ogg_packet packet;
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if (!vp8_fill_header (pad, caps, data))
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return FALSE;
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packet.packet = data;
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packet.bytes = 26;
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return setup_vp8_mapper (pad, &packet);
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}
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static gboolean
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is_keyframe_vp8 (GstOggStream * pad, gint64 granulepos)
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{
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@ -742,6 +801,18 @@ extract_tags_vp8 (GstOggStream * pad, ogg_packet * packet)
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}
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}
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static GstBuffer *
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get_headers_vp8 (GstOggStream * pad)
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{
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guint8 *data = g_malloc (26);
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if (vp8_fill_header (pad, pad->caps, data)) {
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return gst_buffer_new_wrapped (data, 26);
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}
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g_free (data);
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return NULL;
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}
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/* vorbis */
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static gboolean
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@ -2141,6 +2212,7 @@ const GstOggMap mappers[] = {
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"\200theora", 7, 42,
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"video/x-theora",
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setup_theora_mapper,
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NULL,
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granulepos_to_granule_theora,
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granule_to_granulepos_default,
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is_granulepos_keyframe_theora,
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@ -2148,12 +2220,14 @@ const GstOggMap mappers[] = {
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is_header_theora,
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packet_duration_constant,
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NULL,
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extract_tags_theora
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extract_tags_theora,
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NULL
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},
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{
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"\001vorbis", 7, 22,
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"audio/x-vorbis",
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setup_vorbis_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2161,12 +2235,14 @@ const GstOggMap mappers[] = {
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is_header_vorbis,
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packet_duration_vorbis,
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NULL,
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extract_tags_vorbis
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extract_tags_vorbis,
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NULL
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},
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{
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"Speex", 5, 80,
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"audio/x-speex",
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setup_speex_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2174,7 +2250,8 @@ const GstOggMap mappers[] = {
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is_header_count,
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packet_duration_constant,
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NULL,
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extract_tags_count
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extract_tags_count,
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NULL
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},
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{
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"PCM ", 8, 0,
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@ -2184,9 +2261,11 @@ const GstOggMap mappers[] = {
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NULL,
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NULL,
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NULL,
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NULL,
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is_header_count,
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NULL,
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NULL,
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NULL,
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NULL
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},
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{
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@ -2197,15 +2276,18 @@ const GstOggMap mappers[] = {
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NULL,
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NULL,
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NULL,
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NULL,
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is_header_count,
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NULL,
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NULL,
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NULL,
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NULL
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},
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{
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"Annodex", 7, 0,
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"application/x-annodex",
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setup_fishead_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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NULL,
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@ -2213,6 +2295,7 @@ const GstOggMap mappers[] = {
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is_header_count,
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NULL,
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NULL,
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NULL,
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NULL
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},
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{
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@ -2223,15 +2306,18 @@ const GstOggMap mappers[] = {
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NULL,
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NULL,
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NULL,
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NULL,
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is_header_true,
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NULL,
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NULL,
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NULL,
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NULL
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},
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{
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"fLaC", 4, 0,
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"audio/x-flac",
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setup_fLaC_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2239,12 +2325,14 @@ const GstOggMap mappers[] = {
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is_header_fLaC,
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packet_duration_flac,
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NULL,
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NULL,
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NULL
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},
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{
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"\177FLAC", 5, 36,
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"audio/x-flac",
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setup_flac_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2252,7 +2340,8 @@ const GstOggMap mappers[] = {
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is_header_flac,
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packet_duration_flac,
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NULL,
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extract_tags_flac
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extract_tags_flac,
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NULL
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},
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{
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"AnxData", 7, 0,
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@ -2264,12 +2353,15 @@ const GstOggMap mappers[] = {
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL
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},
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{
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"CELT ", 8, 0,
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"audio/x-celt",
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setup_celt_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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NULL,
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@ -2277,12 +2369,14 @@ const GstOggMap mappers[] = {
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is_header_count,
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packet_duration_constant,
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NULL,
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extract_tags_count
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extract_tags_count,
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NULL
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},
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{
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"\200kate\0\0\0", 8, 0,
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"text/x-kate",
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setup_kate_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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NULL,
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@ -2290,12 +2384,14 @@ const GstOggMap mappers[] = {
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is_header_count,
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packet_duration_kate,
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NULL,
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extract_tags_kate
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extract_tags_kate,
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NULL
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},
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{
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"BBCD\0", 5, 13,
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"video/x-dirac",
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setup_dirac_mapper,
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NULL,
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granulepos_to_granule_dirac,
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granule_to_granulepos_dirac,
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is_keyframe_dirac,
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@ -2303,12 +2399,14 @@ const GstOggMap mappers[] = {
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is_header_count,
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packet_duration_constant,
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granulepos_to_key_granule_dirac,
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NULL,
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NULL
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},
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{
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"OVP80\1\1", 7, 4,
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"video/x-vp8",
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setup_vp8_mapper,
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setup_vp8_mapper_from_caps,
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granulepos_to_granule_vp8,
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granule_to_granulepos_vp8,
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is_keyframe_vp8,
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@ -2316,12 +2414,14 @@ const GstOggMap mappers[] = {
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is_header_vp8,
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packet_duration_vp8,
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granulepos_to_key_granule_vp8,
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extract_tags_vp8
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extract_tags_vp8,
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get_headers_vp8
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},
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{
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"OpusHead", 8, 0,
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"audio/x-opus",
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setup_opus_mapper,
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NULL,
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granulepos_to_granule_opus,
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granule_to_granulepos_default,
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NULL,
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@ -2329,12 +2429,14 @@ const GstOggMap mappers[] = {
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is_header_opus,
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packet_duration_opus,
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NULL,
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extract_tags_opus
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extract_tags_opus,
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NULL
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},
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{
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"\001audio\0\0\0", 9, 53,
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"application/x-ogm-audio",
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setup_ogmaudio_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2342,12 +2444,14 @@ const GstOggMap mappers[] = {
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is_header_ogm,
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packet_duration_ogm,
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NULL,
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NULL,
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NULL
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},
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{
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"\001video\0\0\0", 9, 53,
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"application/x-ogm-video",
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setup_ogmvideo_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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NULL,
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@ -2355,12 +2459,14 @@ const GstOggMap mappers[] = {
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is_header_ogm,
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packet_duration_constant,
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NULL,
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NULL,
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NULL
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},
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{
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"\001text\0\0\0", 9, 9,
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"application/x-ogm-text",
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setup_ogmtext_mapper,
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NULL,
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granulepos_to_granule_default,
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granule_to_granulepos_default,
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is_granulepos_keyframe_true,
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@ -2368,12 +2474,14 @@ const GstOggMap mappers[] = {
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is_header_ogm,
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packet_duration_ogm,
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NULL,
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extract_tags_ogm
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extract_tags_ogm,
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NULL
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},
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{
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"\200daala", 6, 42,
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"video/x-daala",
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setup_daala_mapper,
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NULL,
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granulepos_to_granule_daala,
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granule_to_granulepos_default,
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is_granulepos_keyframe_daala,
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@ -2381,7 +2489,8 @@ const GstOggMap mappers[] = {
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is_header_daala,
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packet_duration_constant,
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NULL,
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extract_tags_daala
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extract_tags_daala,
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NULL
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},
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};
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@ -2419,6 +2528,42 @@ gst_ogg_stream_setup_map (GstOggStream * pad, ogg_packet * packet)
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return FALSE;
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}
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gboolean
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gst_ogg_stream_setup_map_from_caps (GstOggStream * pad, const GstCaps * caps)
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{
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int i;
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gboolean ret;
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GstStructure *structure;
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g_return_val_if_fail (caps != NULL, FALSE);
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structure = gst_caps_get_structure (caps, 0);
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for (i = 0; i < G_N_ELEMENTS (mappers); i++) {
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if (mappers[i].setup_from_caps_func &&
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gst_structure_has_name (structure, mappers[i].media_type)) {
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GST_DEBUG ("found mapper for '%s'", mappers[i].id);
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if (mappers[i].setup_from_caps_func)
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ret = mappers[i].setup_from_caps_func (pad, caps);
|
||||
else
|
||||
continue;
|
||||
|
||||
if (ret) {
|
||||
GST_DEBUG ("got stream type %" GST_PTR_FORMAT, pad->caps);
|
||||
pad->map = i;
|
||||
return TRUE;
|
||||
} else {
|
||||
GST_WARNING ("mapper '%s' did not accept caps %" GST_PTR_FORMAT,
|
||||
mappers[i].media_type, caps);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
gboolean
|
||||
gst_ogg_stream_setup_map_from_caps_headers (GstOggStream * pad,
|
||||
const GstCaps * caps)
|
||||
|
|
|
|||
|
|
@ -116,6 +116,8 @@ struct _GstOggStream
|
|||
gboolean gst_ogg_stream_setup_map (GstOggStream * pad, ogg_packet *packet);
|
||||
gboolean gst_ogg_stream_setup_map_from_caps_headers (GstOggStream * pad,
|
||||
const GstCaps * caps);
|
||||
gboolean gst_ogg_stream_setup_map_from_caps (GstOggStream * pad,
|
||||
const GstCaps * caps);
|
||||
GstClockTime gst_ogg_stream_get_end_time_for_granulepos (GstOggStream *pad,
|
||||
gint64 granulepos);
|
||||
GstClockTime gst_ogg_stream_get_start_time_for_granulepos (GstOggStream *pad,
|
||||
|
|
@ -133,6 +135,7 @@ gboolean gst_ogg_stream_packet_is_key_frame (GstOggStream *pad, ogg_packet *pack
|
|||
gint64 gst_ogg_stream_get_packet_duration (GstOggStream * pad, ogg_packet *packet);
|
||||
void gst_ogg_stream_extract_tags (GstOggStream * pad, ogg_packet * packet);
|
||||
const char *gst_ogg_stream_get_media_type (GstOggStream * pad);
|
||||
GstBuffer *gst_ogg_stream_get_headers (GstOggStream *pad);
|
||||
|
||||
gboolean gst_ogg_map_parse_fisbone (GstOggStream * pad, const guint8 * data, guint size,
|
||||
guint32 * serialno, GstOggSkeleton *type);
|
||||
|
|
|
|||
Loading…
Reference in a new issue