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gstreamer/gst-libs/gst/riff/riff-media.c
David Schleef 200089a2ba Merge CAPS branch 
Original commit message from CVS:
Merge CAPS branch
2003-12-22 01:47:08 +00:00

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/* 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"
GstCaps *
gst_riff_create_video_caps (guint32 codec_fcc,
gst_riff_strh *strh,
gst_riff_strf_vids *strf)
{
GstCaps *caps = NULL;
switch (codec_fcc) {
case GST_MAKE_FOURCC('I','4','2','0'):
case GST_MAKE_FOURCC('Y','U','Y','2'):
caps = gst_caps_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_caps_new_simple ("video/x-jpeg", NULL);
break;
case GST_MAKE_FOURCC('H','F','Y','U'):
caps = gst_caps_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_caps_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_caps_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_caps_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_caps_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_caps_new_simple ("video/x-xvid", NULL);
break;
case GST_MAKE_FOURCC('M','P','G','4'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 41,
NULL);
break;
case GST_MAKE_FOURCC('M','P','4','2'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 42,
NULL);
break;
case GST_MAKE_FOURCC('M','P','4','3'):
caps = gst_caps_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_caps_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_caps_new_simple ("video/x-dv",
"systemstream", G_TYPE_BOOLEAN, FALSE,
NULL);
break;
case GST_MAKE_FOURCC('W','M','V','1'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 1,
NULL);
break;
case GST_MAKE_FOURCC('W','M','V','2'):
caps = gst_caps_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_caps_set_simple (caps, "framerate", G_TYPE_DOUBLE, fps, NULL);
} else {
gst_caps_set_simple (caps,
"framerate", GST_TYPE_DOUBLE_RANGE, 0., G_MAXDOUBLE,
NULL);
}
if (strf != NULL) {
gst_caps_set_simple (caps,
"width", G_TYPE_INT, strf->width,
"height", G_TYPE_INT, strf->height,
NULL);
} else {
gst_caps_set_simple (caps,
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
NULL);
}
return caps;
}
GstCaps *
gst_riff_create_audio_caps (guint16 codec_id,
gst_riff_strh *strh,
gst_riff_strf_auds *strf)
{
GstCaps *caps = NULL;
switch (codec_id) {
case GST_RIFF_WAVE_FORMAT_MPEGL3: /* mp3 */
caps = gst_caps_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_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"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_caps_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_caps_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_caps_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_caps_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_caps_new_simple ("audio/x-vorbis", NULL);
break;
case GST_RIFF_WAVE_FORMAT_A52:
caps = gst_caps_new_simple ("audio/x-ac3", NULL);
break;
default:
GST_WARNING ("Unkown audio tag 0x%04x",
codec_id);
break;
}
if (strf != NULL) {
gst_caps_set_simple (caps,
"rate", G_TYPE_INT, strf->rate,
"channels", G_TYPE_INT, strf->channels,
NULL);
} else {
gst_caps_set_simple (caps,
"rate", GST_TYPE_INT_RANGE, 8000, 96000,
"channels", GST_TYPE_INT_RANGE, 1, 2,
NULL);
}
return caps;
}
GstCaps *
gst_riff_create_iavs_caps (guint32 codec_fcc,
gst_riff_strh *strh,
gst_riff_strf_iavs *strf)
{
GstCaps *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_caps_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.
*/
GstCaps *
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;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; tags[i] != 0; i++) {
one = gst_riff_create_video_caps (tags[i], NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
return caps;
}
GstCaps *
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;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; tags[i] != 0; i++) {
one = gst_riff_create_audio_caps (tags[i], NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
return caps;
}
GstCaps *
gst_riff_create_iavs_template_caps (void)
{
guint32 tags[] = {
GST_MAKE_FOURCC ('D','V','S','D'),
/* FILL ME */
0
};
guint i;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; tags[i] != 0; i++) {
one = gst_riff_create_iavs_caps (tags[i], NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
return caps;
}
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