From 930762e6bdd2246add6e20fa4cd8741e0764836f Mon Sep 17 00:00:00 2001 From: Wim Taymans Date: Mon, 21 Aug 2006 16:24:28 +0000 Subject: gst/qtdemux/qtdemux.c: Some more constification. Original commit message from CVS: * gst/qtdemux/qtdemux.c: (gst_qtdemux_add_stream), (qtdemux_parse), (qtdemux_node_dump_foreach), (qtdemux_parse_trak), (qtdemux_video_caps), (qtdemux_audio_caps): Some more constification. Fix some paletted data formats again. Fix ulaw/alaw in qt. Set correct caps for raw RGB. Add support for yuv2, which is like Yuv2. Add support for raw audio with the NONE fourcc, which is like raw. --- gst/qtdemux/qtdemux.c | 127 +++++++++++++++++++++++++++++++++++++------------- 1 file changed, 94 insertions(+), 33 deletions(-) (limited to 'gst/qtdemux') diff --git a/gst/qtdemux/qtdemux.c b/gst/qtdemux/qtdemux.c index 6772f9cf..55f35ade 100644 --- a/gst/qtdemux/qtdemux.c +++ b/gst/qtdemux/qtdemux.c @@ -68,7 +68,7 @@ struct _QtNode struct _QtNodeType { guint32 fourcc; - gchar *name; + const gchar *name; gint flags; void (*dump) (GstQTDemux * qtdemux, void *buffer, int depth); }; @@ -296,7 +296,7 @@ static gboolean gst_qtdemux_handle_sink_event (GstPad * pad, GstEvent * event); static void qtdemux_parse_moov (GstQTDemux * qtdemux, void *buffer, int length); static void qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length); -static QtNodeType *qtdemux_type_get (guint32 fourcc); +static const QtNodeType *qtdemux_type_get (guint32 fourcc); static void qtdemux_node_dump (GstQTDemux * qtdemux, GNode * node); static void qtdemux_parse_tree (GstQTDemux * qtdemux); static void qtdemux_parse_udta (GstQTDemux * qtdemux, GNode * udta); @@ -1826,28 +1826,47 @@ gst_qtdemux_add_stream (GstQTDemux * qtdemux, } if (stream->caps) { + gboolean gray; + gint depth, palette_count; + gst_caps_set_simple (stream->caps, "width", G_TYPE_INT, stream->width, "height", G_TYPE_INT, stream->height, "framerate", GST_TYPE_FRACTION, stream->fps_n, stream->fps_d, NULL); - if ((stream->bits_per_sample & 0x1F) == 8) { - const guint32 *palette_data = NULL; + depth = stream->bits_per_sample; + + /* more than 32 bits means grayscale */ + gray = (depth > 32); + /* low 32 bits specify the depth */ + depth &= 0x1F; + + /* different number of palette entries is determined by depth. */ + palette_count = 0; + if ((depth == 1) || (depth == 2) || (depth == 4) || (depth == 8)) + palette_count = (1 << depth); - if ((stream->bits_per_sample & 0x20) != 0) + if (palette_count == 256) { + const guint32 *palette_data; + GstBuffer *palette; + + if (gray) palette_data = ff_qt_grayscale_palette_256; - if ((stream->color_table_id & 0x08) != 0) + else palette_data = ff_qt_default_palette_256; - if (palette_data) { - GstBuffer *palette = gst_buffer_new (); - - GST_BUFFER_DATA (palette) = (guint8 *) palette_data; - GST_BUFFER_SIZE (palette) = sizeof (guint32) * 256; - gst_caps_set_simple (stream->caps, "palette_data", - GST_TYPE_BUFFER, palette, NULL); - gst_buffer_unref (palette); - } + /* make sure it's not writable. We leave MALLOCDATA to NULL so that we + * don't free any of the buffer data. */ + palette = gst_buffer_new (); + GST_BUFFER_FLAG_SET (palette, GST_BUFFER_FLAG_READONLY); + GST_BUFFER_DATA (palette) = (guint8 *) palette_data; + GST_BUFFER_SIZE (palette) = sizeof (guint32) * 256; + + gst_caps_set_simple (stream->caps, "palette_data", + GST_TYPE_BUFFER, palette, NULL); + gst_buffer_unref (palette); + } else if (palette_count != 0) { + g_warning ("unsupported palette depth %d", palette_count); } } qtdemux->n_video_streams++; @@ -1986,7 +2005,7 @@ static void qtdemux_dump_cmvd (GstQTDemux * qtdemux, void *buffer, int depth); static void qtdemux_dump_unknown (GstQTDemux * qtdemux, void *buffer, int depth); -QtNodeType qt_node_types[] = { +static const QtNodeType qt_node_types[] = { {FOURCC_moov, "movie", QT_CONTAINER,}, {FOURCC_mvhd, "movie header", 0, qtdemux_dump_mvhd}, @@ -2171,7 +2190,7 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length) { guint32 fourcc; guint32 node_length; - QtNodeType *type; + const QtNodeType *type; void *end; GST_LOG ("qtdemux_parse buffer %p length %d", buffer, length); @@ -2450,7 +2469,7 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length) } } -static QtNodeType * +static const QtNodeType * qtdemux_type_get (guint32 fourcc) { int i; @@ -2471,7 +2490,7 @@ qtdemux_node_dump_foreach (GNode * node, gpointer data) void *buffer = node->data; guint32 node_length; guint32 fourcc; - QtNodeType *type; + const QtNodeType *type; int depth; node_length = GST_READ_UINT32_BE (buffer); @@ -3306,10 +3325,11 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak) guint16 compression_id; len = QTDEMUX_GUINT32_GET (stsd->data + 16); - GST_LOG ("st type: %" GST_FOURCC_FORMAT, - GST_FOURCC_ARGS (QTDEMUX_FOURCC_GET (stsd->data + 16 + 4))); + GST_LOG ("stsd len: %d", len); stream->fourcc = fourcc = QTDEMUX_FOURCC_GET (stsd->data + 16 + 4); + GST_LOG ("stsd type: %" GST_FOURCC_FORMAT, stream->fourcc); + offset = 32; version = QTDEMUX_GUINT32_GET (stsd->data + offset); @@ -3366,8 +3386,8 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak) stream->samples_per_packet = 1; stream->bytes_per_packet = 1; stream->bytes_per_frame = 1 * stream->n_channels; - stream->bytes_per_sample = 2; - stream->samples_per_frame = 6 * stream->n_channels; + stream->bytes_per_sample = 1; + stream->samples_per_frame = 1 * stream->n_channels; } } else if (version == 0x00010000) { stream->samples_per_packet = QTDEMUX_GUINT32_GET (stsd->data + offset); @@ -3669,6 +3689,8 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak) if (stream->samples_per_frame * stream->bytes_per_frame) { samples[j].size = (samples_per_chunk * stream->n_channels) / stream->samples_per_frame * stream->bytes_per_frame; + } else { + samples[j].size = samples_per_chunk; } GST_INFO_OBJECT (qtdemux, "sample %d: timestamp %" GST_TIME_FORMAT @@ -4154,14 +4176,56 @@ qtdemux_video_caps (GstQTDemux * qtdemux, guint32 fourcc, _codec ("Sorensen video v.1"); return gst_caps_from_string ("video/x-svq, " "svqversion = (int) 1"); case GST_MAKE_FOURCC ('r', 'a', 'w', ' '): + { + guint16 bps; + GstCaps *caps; + _codec ("Raw RGB video"); - return gst_caps_from_string ("video/x-raw-rgb, " - "endianness = (int) BIG_ENDIAN"); - /*"bpp", GST_PROPS_INT(x), - "depth", GST_PROPS_INT(x), - "red_mask", GST_PROPS_INT(x), - "green_mask", GST_PROPS_INT(x), - "blue_mask", GST_PROPS_INT(x), FIXME! */ + bps = QTDEMUX_GUINT16_GET (stsd_data + 98); + caps = gst_caps_new_simple ("video/x-raw-rgb", + "endianness", G_TYPE_INT, G_BYTE_ORDER, "bpp", G_TYPE_INT, bps, NULL); + + switch (bps) { + case 15: + gst_caps_set_simple (caps, + "depth", G_TYPE_INT, 16, + "endianness", G_TYPE_INT, G_BIG_ENDIAN, + "red_mask", G_TYPE_INT, 0x7c00, + "green_mask", G_TYPE_INT, 0x03e0, + "blue_mask", G_TYPE_INT, 0x001f, NULL); + break; + case 16: + gst_caps_set_simple (caps, + "depth", G_TYPE_INT, 16, + "endianness", G_TYPE_INT, G_BIG_ENDIAN, + "red_mask", G_TYPE_INT, 0xf800, + "green_mask", G_TYPE_INT, 0x07e0, + "blue_mask", G_TYPE_INT, 0x001f, NULL); + break; + case 24: + gst_caps_set_simple (caps, + "depth", G_TYPE_INT, 24, + "endianness", G_TYPE_INT, G_BIG_ENDIAN, + "red_mask", G_TYPE_INT, 0xff0000, + "green_mask", G_TYPE_INT, 0x00ff00, + "blue_mask", G_TYPE_INT, 0x0000ff, NULL); + break; + case 32: + gst_caps_set_simple (caps, + "depth", G_TYPE_INT, 32, + "endianness", G_TYPE_INT, G_BIG_ENDIAN, + "alpha_mask", G_TYPE_INT, 0xff000000, + "red_mask", G_TYPE_INT, 0x00ff0000, + "green_mask", G_TYPE_INT, 0x0000ff00, + "blue_mask", G_TYPE_INT, 0x000000ff, NULL); + break; + default: + /* unknown */ + break; + } + return caps; + } + case GST_MAKE_FOURCC ('y', 'u', 'v', '2'): case GST_MAKE_FOURCC ('Y', 'u', 'v', '2'): _codec ("Raw packed YUV 4:2:2"); return gst_caps_from_string ("video/x-raw-yuv, " @@ -4251,10 +4315,7 @@ qtdemux_audio_caps (GstQTDemux * qtdemux, QtDemuxStream * stream, guint32 fourcc, const guint8 * data, int len, const gchar ** codec_name) { switch (fourcc) { -#if 0 case GST_MAKE_FOURCC ('N', 'O', 'N', 'E'): - return NULL; /*gst_caps_from_string ("audio/raw"); */ -#endif case GST_MAKE_FOURCC ('r', 'a', 'w', ' '): _codec ("Raw 8-bit PCM audio"); /* FIXME */ -- cgit v1.2.1