diff options
Diffstat (limited to 'gst-libs/gst/riff/riff-media.c')
| -rw-r--r-- | gst-libs/gst/riff/riff-media.c | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/gst-libs/gst/riff/riff-media.c b/gst-libs/gst/riff/riff-media.c new file mode 100644 index 00000000..79db9420 --- /dev/null +++ b/gst-libs/gst/riff/riff-media.c @@ -0,0 +1,369 @@ +/* GStreamer RIFF I/O + * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> + * + * riff-media.h: RIFF-id to/from caps routines + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "riff-ids.h" +#include "riff-media.h" + +GstCaps2 * +gst_riff_create_video_caps (guint32 codec_fcc, + gst_riff_strh *strh, + gst_riff_strf_vids *strf) +{ + GstCaps2 *caps = NULL; + + switch (codec_fcc) { + case GST_MAKE_FOURCC('I','4','2','0'): + case GST_MAKE_FOURCC('Y','U','Y','2'): + caps = gst_caps2_new_simple ("video/x-raw-yuv", + "format", GST_TYPE_FOURCC, codec_fcc, + NULL); + break; + + case GST_MAKE_FOURCC('M','J','P','G'): /* YUY2 MJPEG */ + case GST_MAKE_FOURCC('J','P','E','G'): /* generic (mostly RGB) MJPEG */ + case GST_MAKE_FOURCC('P','I','X','L'): /* Miro/Pinnacle fourccs */ + case GST_MAKE_FOURCC('V','I','X','L'): /* Miro/Pinnacle fourccs */ + caps = gst_caps2_new_simple ("video/x-jpeg", NULL); + break; + + case GST_MAKE_FOURCC('H','F','Y','U'): + caps = gst_caps2_new_simple ( "video/x-huffyuv", NULL); + break; + + case GST_MAKE_FOURCC('M','P','E','G'): + case GST_MAKE_FOURCC('M','P','G','I'): + caps = gst_caps2_new_simple ("video/mpeg", + "systemstream", G_TYPE_BOOLEAN, FALSE, + "mpegversion", G_TYPE_BOOLEAN, 1, + NULL); + break; + + case GST_MAKE_FOURCC('H','2','6','3'): + case GST_MAKE_FOURCC('i','2','6','3'): + case GST_MAKE_FOURCC('L','2','6','3'): + case GST_MAKE_FOURCC('M','2','6','3'): + case GST_MAKE_FOURCC('V','D','O','W'): + case GST_MAKE_FOURCC('V','I','V','O'): + case GST_MAKE_FOURCC('x','2','6','3'): + caps = gst_caps2_new_simple ("video/x-h263", NULL); + break; + + case GST_MAKE_FOURCC('D','I','V','3'): + case GST_MAKE_FOURCC('D','I','V','4'): + case GST_MAKE_FOURCC('D','I','V','5'): + caps = gst_caps2_new_simple ("video/x-divx", + "divxversion", G_TYPE_INT, 3, + NULL); + break; + + case GST_MAKE_FOURCC('d','i','v','x'): + case GST_MAKE_FOURCC('D','I','V','X'): + case GST_MAKE_FOURCC('D','X','5','0'): + caps = gst_caps2_new_simple ("video/x-divx", + "divxversion", G_TYPE_INT, 5, + NULL); + break; + + case GST_MAKE_FOURCC('X','V','I','D'): + case GST_MAKE_FOURCC('x','v','i','d'): + caps = gst_caps2_new_simple ("video/x-xvid", NULL); + break; + + case GST_MAKE_FOURCC('M','P','G','4'): + caps = gst_caps2_new_simple ("video/x-msmpeg", + "msmpegversion", G_TYPE_INT, 41, + NULL); + break; + + case GST_MAKE_FOURCC('M','P','4','2'): + caps = gst_caps2_new_simple ("video/x-msmpeg", + "msmpegversion", G_TYPE_INT, 42, + NULL); + break; + + case GST_MAKE_FOURCC('M','P','4','3'): + caps = gst_caps2_new_simple ("video/x-msmpeg", + "msmpegversion", G_TYPE_INT, 43, + NULL); + break; + + case GST_MAKE_FOURCC('3','I','V','1'): + case GST_MAKE_FOURCC('3','I','V','2'): + caps = gst_caps2_new_simple ( "video/x-3ivx", NULL); + break; + + case GST_MAKE_FOURCC('D','V','S','D'): + case GST_MAKE_FOURCC('d','v','s','d'): + caps = gst_caps2_new_simple ("video/x-dv", + "systemstream", G_TYPE_BOOLEAN, FALSE, + NULL); + break; + + case GST_MAKE_FOURCC('W','M','V','1'): + caps = gst_caps2_new_simple ("video/x-wmv", + "wmvversion", G_TYPE_INT, 1, + NULL); + break; + + case GST_MAKE_FOURCC('W','M','V','2'): + caps = gst_caps2_new_simple ("video/x-wmv", + "wmvversion", G_TYPE_INT, 2, + NULL); + break; + + default: + GST_WARNING ("Unkown video fourcc " GST_FOURCC_FORMAT, + GST_FOURCC_ARGS (codec_fcc)); + return NULL; + } + + if (strh != NULL) { + gfloat fps = 1. * strh->rate / strh->scale; + + gst_caps2_set_simple (caps, "framerate", G_TYPE_DOUBLE, fps, NULL); + } else { + gst_caps2_set_simple (caps, + "framerate", GST_TYPE_DOUBLE_RANGE, 0., G_MAXDOUBLE, + NULL); + } + + if (strf != NULL) { + gst_caps2_set_simple (caps, + "width", G_TYPE_INT, strf->width, + "height", G_TYPE_INT, strf->height, + NULL); + } else { + gst_caps2_set_simple (caps, + "width", GST_TYPE_INT_RANGE, 16, 4096, + "height", GST_TYPE_INT_RANGE, 16, 4096, + NULL); + } + + return caps; +} + +GstCaps2 * +gst_riff_create_audio_caps (guint16 codec_id, + gst_riff_strh *strh, + gst_riff_strf_auds *strf) +{ + GstCaps2 *caps = NULL; + + switch (codec_id) { + case GST_RIFF_WAVE_FORMAT_MPEGL3: /* mp3 */ + caps = gst_caps2_new_simple ("audio/mpeg", + "mpegversion", G_TYPE_INT, 1, + "layer", G_TYPE_INT, 3, + NULL); + break; + + case GST_RIFF_WAVE_FORMAT_MPEGL12: /* mp1 or mp2 */ + caps = gst_caps2_new_simple ("audio/mpeg", + "layer", G_TYPE_INT, 2, + NULL); + break; + + case GST_RIFF_WAVE_FORMAT_PCM: /* PCM/wav */ + if (strf != NULL) { + gint ba = GUINT16_FROM_LE (strf->blockalign); + gint ch = GUINT16_FROM_LE (strf->channels); + gint ws = GUINT16_FROM_LE (strf->size); + + caps = gst_caps2_new_simple ("audio/x-raw-int", + "endianness", G_TYPE_INT, G_LITTLE_ENDIAN, + "width", G_TYPE_INT, (int)(ba * 8 / ch), + "depth", G_TYPE_INT, ws, + "signed", G_TYPE_BOOLEAN, ws != 8, + NULL); + } else { + caps = gst_caps2_from_string ("audio/x-raw-int, " + "endianness = (int) LITTLE_ENDIAN, " + "signed = (boolean) { true, false }, " + "width = (int) { 8, 16 }, " + "height = (int) { 8, 16 }"); + } + break; + + case GST_RIFF_WAVE_FORMAT_MULAW: + if (strf != NULL && strf->size != 8) { + GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.", + strf->size); + } + caps = gst_caps2_new_simple ("audio/x-mulaw", NULL); + break; + + case GST_RIFF_WAVE_FORMAT_ALAW: + if (strf != NULL && strf->size != 8) { + GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.", + strf->size); + } + caps = gst_caps2_new_simple ("audio/x-alaw", NULL); + break; + + case GST_RIFF_WAVE_FORMAT_VORBIS1: /* ogg/vorbis mode 1 */ + case GST_RIFF_WAVE_FORMAT_VORBIS2: /* ogg/vorbis mode 2 */ + case GST_RIFF_WAVE_FORMAT_VORBIS3: /* ogg/vorbis mode 3 */ + case GST_RIFF_WAVE_FORMAT_VORBIS1PLUS: /* ogg/vorbis mode 1+ */ + case GST_RIFF_WAVE_FORMAT_VORBIS2PLUS: /* ogg/vorbis mode 2+ */ + case GST_RIFF_WAVE_FORMAT_VORBIS3PLUS: /* ogg/vorbis mode 3+ */ + caps = gst_caps2_new_simple ("audio/x-vorbis", NULL); + break; + + case GST_RIFF_WAVE_FORMAT_A52: + caps = gst_caps2_new_simple ("audio/x-ac3", NULL); + break; + + default: + GST_WARNING ("Unkown audio tag 0x%04x", + codec_id); + break; + } + + if (strf != NULL) { + gst_caps2_set_simple (caps, + "rate", G_TYPE_INT, strf->rate, + "channels", G_TYPE_INT, strf->channels, + NULL); + } else { + gst_caps2_set_simple (caps, + "rate", GST_TYPE_INT_RANGE, 8000, 96000, + "channels", GST_TYPE_INT_RANGE, 1, 2, + NULL); + } + + return caps; +} + +GstCaps2 * +gst_riff_create_iavs_caps (guint32 codec_fcc, + gst_riff_strh *strh, + gst_riff_strf_iavs *strf) +{ + GstCaps2 *caps = NULL; + + switch (codec_fcc) { + /* is this correct? */ + case GST_MAKE_FOURCC ('D','V','S','D'): + case GST_MAKE_FOURCC ('d','v','s','d'): + caps = gst_caps2_new_simple ("video/x-dv", + "systemstream", G_TYPE_BOOLEAN, TRUE, NULL); + + default: + GST_WARNING ("Unkown IAVS fourcc " GST_FOURCC_FORMAT, + GST_FOURCC_ARGS (codec_fcc)); + return NULL; + } + + return caps; +} + +/* + * Functions below are for template caps. All is variable. + */ + +GstCaps2 * +gst_riff_create_video_template_caps (void) +{ + guint32 tags[] = { + GST_MAKE_FOURCC ('I','4','2','0'), + GST_MAKE_FOURCC ('Y','U','Y','2'), + GST_MAKE_FOURCC ('M','J','P','G'), + GST_MAKE_FOURCC ('D','V','S','D'), + GST_MAKE_FOURCC ('W','M','V','1'), + GST_MAKE_FOURCC ('W','M','V','2'), + GST_MAKE_FOURCC ('M','P','G','4'), + GST_MAKE_FOURCC ('M','P','4','2'), + GST_MAKE_FOURCC ('M','P','4','3'), + GST_MAKE_FOURCC ('H','F','Y','U'), + GST_MAKE_FOURCC ('D','I','V','3'), + GST_MAKE_FOURCC ('M','P','E','G'), + GST_MAKE_FOURCC ('H','2','6','3'), + GST_MAKE_FOURCC ('D','I','V','X'), + GST_MAKE_FOURCC ('X','V','I','D'), + GST_MAKE_FOURCC ('3','I','V','1'), + /* FILL ME */ + 0 + }; + guint i; + GstCaps2 *caps, *one; + + caps = gst_caps2_new_empty (); + for (i = 0; tags[i] != 0; i++) { + one = gst_riff_create_video_caps (tags[i], NULL, NULL); + if (one) + gst_caps2_append (caps, one); + } + + return caps; +} + +GstCaps2 * +gst_riff_create_audio_template_caps (void) +{ + guint16 tags[] = { + GST_RIFF_WAVE_FORMAT_MPEGL3, + GST_RIFF_WAVE_FORMAT_MPEGL12, + GST_RIFF_WAVE_FORMAT_PCM, + GST_RIFF_WAVE_FORMAT_VORBIS1, + GST_RIFF_WAVE_FORMAT_A52, + GST_RIFF_WAVE_FORMAT_ALAW, + GST_RIFF_WAVE_FORMAT_MULAW, + /* FILL ME */ + 0 + }; + guint i; + GstCaps2 *caps, *one; + + caps = gst_caps2_new_empty (); + for (i = 0; tags[i] != 0; i++) { + one = gst_riff_create_audio_caps (tags[i], NULL, NULL); + if (one) + gst_caps2_append (caps, one); + } + + return caps; +} + +GstCaps2 * +gst_riff_create_iavs_template_caps (void) +{ + guint32 tags[] = { + GST_MAKE_FOURCC ('D','V','S','D'), + /* FILL ME */ + 0 + }; + guint i; + GstCaps2 *caps, *one; + + caps = gst_caps2_new_empty (); + for (i = 0; tags[i] != 0; i++) { + one = gst_riff_create_iavs_caps (tags[i], NULL, NULL); + if (one) + gst_caps2_append (caps, one); + } + + return caps; +} + |