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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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454 lines
12 KiB
C
454 lines
12 KiB
C
/* GStreamer RIFF I/O
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* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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*
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* riff-media.h: RIFF-id to/from caps routines
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "riff-ids.h"
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#include "riff-media.h"
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GstCaps *
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gst_riff_create_video_caps (guint32 codec_fcc,
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gst_riff_strh *strh,
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gst_riff_strf_vids *strf)
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{
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GstCaps *caps = NULL;
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switch (codec_fcc) {
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case GST_MAKE_FOURCC('I','4','2','0'):
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case GST_MAKE_FOURCC('Y','U','Y','2'):
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caps = GST_CAPS_NEW (
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"riff_video_raw",
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"video/x-raw-yuv",
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"format", GST_PROPS_FOURCC (codec_fcc)
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);
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break;
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case GST_MAKE_FOURCC('M','J','P','G'): /* YUY2 MJPEG */
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case GST_MAKE_FOURCC('J','P','E','G'): /* generic (mostly RGB) MJPEG */
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case GST_MAKE_FOURCC('P','I','X','L'): /* Miro/Pinnacle fourccs */
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case GST_MAKE_FOURCC('V','I','X','L'): /* Miro/Pinnacle fourccs */
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caps = GST_CAPS_NEW (
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"riff_video_jpeg",
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"video/x-jpeg",
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NULL
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);
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break;
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case GST_MAKE_FOURCC('H','F','Y','U'):
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caps = GST_CAPS_NEW (
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"riff_video_hfyu",
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"video/x-huffyuv",
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NULL
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);
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break;
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case GST_MAKE_FOURCC('M','P','E','G'):
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case GST_MAKE_FOURCC('M','P','G','I'):
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caps = GST_CAPS_NEW (
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"riff_video_mpeg1",
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"video/mpeg",
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"systemstream", GST_PROPS_BOOLEAN (FALSE),
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"mpegversion", GST_PROPS_BOOLEAN (1)
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);
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break;
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case GST_MAKE_FOURCC('H','2','6','3'):
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case GST_MAKE_FOURCC('i','2','6','3'):
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case GST_MAKE_FOURCC('L','2','6','3'):
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case GST_MAKE_FOURCC('M','2','6','3'):
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case GST_MAKE_FOURCC('V','D','O','W'):
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case GST_MAKE_FOURCC('V','I','V','O'):
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case GST_MAKE_FOURCC('x','2','6','3'):
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caps = GST_CAPS_NEW (
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"riff_video_h263",
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"video/x-h263",
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NULL
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);
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break;
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case GST_MAKE_FOURCC('D','I','V','3'):
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case GST_MAKE_FOURCC('D','I','V','4'):
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case GST_MAKE_FOURCC('D','I','V','5'):
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caps = GST_CAPS_NEW (
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"riff_video_divx3",
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"video/x-divx",
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"divxversion", GST_PROPS_INT(3)
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);
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break;
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case GST_MAKE_FOURCC('d','i','v','x'):
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case GST_MAKE_FOURCC('D','I','V','X'):
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case GST_MAKE_FOURCC('D','X','5','0'):
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caps = GST_CAPS_NEW (
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"riff_video_divx45",
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"video/x-divx",
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"divxversion", GST_PROPS_INT(5)
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);
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break;
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case GST_MAKE_FOURCC('X','V','I','D'):
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case GST_MAKE_FOURCC('x','v','i','d'):
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caps = GST_CAPS_NEW (
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"riff_video_xvid",
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"video/x-xvid",
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NULL
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);
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break;
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case GST_MAKE_FOURCC('M','P','G','4'):
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caps = GST_CAPS_NEW (
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"riff_video_msmpeg41",
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"video/x-msmpeg",
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"msmpegversion", GST_PROPS_INT (41)
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);
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break;
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case GST_MAKE_FOURCC('M','P','4','2'):
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caps = GST_CAPS_NEW (
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"riff_video_msmpeg42",
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"video/x-msmpeg",
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"msmpegversion", GST_PROPS_INT (42)
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);
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break;
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case GST_MAKE_FOURCC('M','P','4','3'):
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caps = GST_CAPS_NEW (
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"riff_video_msmpeg43",
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"video/x-msmpeg",
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"msmpegversion", GST_PROPS_INT (43)
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);
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break;
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case GST_MAKE_FOURCC('3','I','V','1'):
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case GST_MAKE_FOURCC('3','I','V','2'):
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caps = GST_CAPS_NEW (
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"riff_video_3ivx",
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"video/x-3ivx",
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NULL
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);
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break;
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case GST_MAKE_FOURCC('D','V','S','D'):
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case GST_MAKE_FOURCC('d','v','s','d'):
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caps = GST_CAPS_NEW (
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"riff_video_dv",
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"video/x-dv",
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"systemstream", GST_PROPS_BOOLEAN (FALSE)
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);
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break;
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case GST_MAKE_FOURCC('W','M','V','1'):
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caps = GST_CAPS_NEW (
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"riff_video_wmv1",
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"video/x-wmv",
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"wmvversion", GST_PROPS_INT (1)
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);
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break;
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case GST_MAKE_FOURCC('W','M','V','2'):
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caps = GST_CAPS_NEW (
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"riff_video_wmv2",
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"video/x-wmv",
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"wmvversion", GST_PROPS_INT (2)
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);
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break;
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default:
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GST_WARNING ("Unkown video fourcc " GST_FOURCC_FORMAT,
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GST_FOURCC_ARGS (codec_fcc));
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break;
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}
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/* add general properties */
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if (caps != NULL) {
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GstPropsEntry *framerate, *width, *height;
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if (strh != NULL) {
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gfloat fps = 1. * strh->rate / strh->scale;
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framerate = gst_props_entry_new ("framerate",
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GST_PROPS_FLOAT (fps));
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} else {
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framerate = gst_props_entry_new ("framerate",
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GST_PROPS_FLOAT_RANGE (0., G_MAXFLOAT));
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}
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if (strf != NULL) {
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width = gst_props_entry_new ("width",
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GST_PROPS_INT (strf->width));
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height = gst_props_entry_new ("height",
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GST_PROPS_INT (strf->height));
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} else {
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width = gst_props_entry_new ("width",
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GST_PROPS_INT_RANGE (16, 4096));
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height = gst_props_entry_new ("height",
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GST_PROPS_INT_RANGE (16, 4096));
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}
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if (!caps->properties)
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caps->properties = gst_props_empty_new ();
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gst_props_add_entry (caps->properties, width);
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gst_props_add_entry (caps->properties, height);
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gst_props_add_entry (caps->properties, framerate);
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}
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return caps;
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}
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GstCaps *
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gst_riff_create_audio_caps (guint16 codec_id,
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gst_riff_strh *strh,
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gst_riff_strf_auds *strf)
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{
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GstCaps *caps = NULL;
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switch (codec_id) {
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case GST_RIFF_WAVE_FORMAT_MPEGL3: /* mp3 */
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caps = GST_CAPS_NEW ("riff_audio_mp1l3",
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"audio/mpeg",
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"layer", GST_PROPS_INT (3));
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break;
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case GST_RIFF_WAVE_FORMAT_MPEGL12: /* mp1 or mp2 */
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caps = GST_CAPS_NEW ("riff_audio_mp1l12",
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"audio/mpeg",
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"layer", GST_PROPS_INT (2));
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break;
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case GST_RIFF_WAVE_FORMAT_PCM: /* PCM/wav */ {
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GstPropsEntry *width = NULL, *depth = NULL, *signedness = NULL;
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if (strf != NULL) {
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gint ba = GUINT16_FROM_LE (strf->blockalign);
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gint ch = GUINT16_FROM_LE (strf->channels);
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gint ws = GUINT16_FROM_LE (strf->size);
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width = gst_props_entry_new ("width",
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GST_PROPS_INT (ba * 8 / ch));
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depth = gst_props_entry_new ("depth",
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GST_PROPS_INT (ws));
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signedness = gst_props_entry_new ("signed",
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GST_PROPS_BOOLEAN (ws != 8));
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} else {
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signedness = gst_props_entry_new ("signed",
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GST_PROPS_LIST (
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GST_PROPS_BOOLEAN (TRUE),
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GST_PROPS_BOOLEAN (FALSE)));
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width = gst_props_entry_new ("width",
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GST_PROPS_LIST (
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GST_PROPS_INT (8),
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GST_PROPS_INT (16)));
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depth = gst_props_entry_new ("depth",
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GST_PROPS_LIST (
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GST_PROPS_INT (8),
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GST_PROPS_INT (16)));
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}
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caps = GST_CAPS_NEW ("riff_audio_pcm",
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"audio/x-raw-int",
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"endianness",
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GST_PROPS_INT (G_LITTLE_ENDIAN));
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gst_props_add_entry (caps->properties, width);
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gst_props_add_entry (caps->properties, depth);
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gst_props_add_entry (caps->properties, signedness);
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}
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break;
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case GST_RIFF_WAVE_FORMAT_MULAW:
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if (strf != NULL && strf->size != 8) {
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GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.",
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strf->size);
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}
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caps = GST_CAPS_NEW ("riff_audio_mulaw",
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"audio/x-mulaw",
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NULL);
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break;
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case GST_RIFF_WAVE_FORMAT_ALAW:
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if (strf != NULL && strf->size != 8) {
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GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.",
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strf->size);
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}
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caps = GST_CAPS_NEW ("riff_audio_alaw",
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"audio/x-alaw",
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NULL);
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break;
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case GST_RIFF_WAVE_FORMAT_VORBIS1: /* ogg/vorbis mode 1 */
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case GST_RIFF_WAVE_FORMAT_VORBIS2: /* ogg/vorbis mode 2 */
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case GST_RIFF_WAVE_FORMAT_VORBIS3: /* ogg/vorbis mode 3 */
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case GST_RIFF_WAVE_FORMAT_VORBIS1PLUS: /* ogg/vorbis mode 1+ */
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case GST_RIFF_WAVE_FORMAT_VORBIS2PLUS: /* ogg/vorbis mode 2+ */
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case GST_RIFF_WAVE_FORMAT_VORBIS3PLUS: /* ogg/vorbis mode 3+ */
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caps = GST_CAPS_NEW ("riff_audio_vorbis",
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"audio/x-vorbis",
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NULL);
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break;
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case GST_RIFF_WAVE_FORMAT_A52:
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caps = GST_CAPS_NEW ("riff_audio_ac3",
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"audio/x-ac3",
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NULL);
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break;
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default:
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GST_WARNING ("Unkown audio tag 0x%04x",
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codec_id);
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break;
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}
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if (caps != NULL) {
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GstPropsEntry *samplerate, *channels;
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if (strf != NULL) {
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samplerate = gst_props_entry_new ("rate",
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GST_PROPS_INT (strf->rate));
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channels = gst_props_entry_new ("channels",
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GST_PROPS_INT (strf->channels));
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} else {
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samplerate = gst_props_entry_new ("rate",
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GST_PROPS_INT_RANGE (8000, 96000));
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channels = gst_props_entry_new ("channels",
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GST_PROPS_INT_RANGE (1, 2));
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}
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if (!caps->properties)
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caps->properties = gst_props_empty_new ();
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gst_props_add_entry (caps->properties, samplerate);
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gst_props_add_entry (caps->properties, channels);
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}
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return caps;
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}
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GstCaps *
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gst_riff_create_iavs_caps (guint32 codec_fcc,
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gst_riff_strh *strh,
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gst_riff_strf_iavs *strf)
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{
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GstCaps *caps = NULL;
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switch (codec_fcc) {
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/* is this correct? */
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case GST_MAKE_FOURCC ('D','V','S','D'):
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case GST_MAKE_FOURCC ('d','v','s','d'):
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caps = GST_CAPS_NEW ("riff_iavs_dv",
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"video/x-dv",
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"systemstream", GST_PROPS_BOOLEAN (TRUE));
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default:
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GST_WARNING ("Unkown IAVS fourcc " GST_FOURCC_FORMAT,
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GST_FOURCC_ARGS (codec_fcc));
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break;
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}
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return caps;
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}
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/*
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* Functions below are for template caps. All is variable.
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*/
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GstCaps *
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gst_riff_create_video_template_caps (void)
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{
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guint32 tags[] = {
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GST_MAKE_FOURCC ('I','4','2','0'),
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GST_MAKE_FOURCC ('Y','U','Y','2'),
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GST_MAKE_FOURCC ('M','J','P','G'),
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GST_MAKE_FOURCC ('D','V','S','D'),
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GST_MAKE_FOURCC ('W','M','V','1'),
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GST_MAKE_FOURCC ('W','M','V','2'),
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GST_MAKE_FOURCC ('M','P','G','4'),
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GST_MAKE_FOURCC ('M','P','4','2'),
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GST_MAKE_FOURCC ('M','P','4','3'),
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GST_MAKE_FOURCC ('H','F','Y','U'),
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GST_MAKE_FOURCC ('D','I','V','3'),
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GST_MAKE_FOURCC ('M','P','E','G'),
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GST_MAKE_FOURCC ('H','2','6','3'),
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GST_MAKE_FOURCC ('D','I','V','X'),
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GST_MAKE_FOURCC ('X','V','I','D'),
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GST_MAKE_FOURCC ('3','I','V','1'),
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/* FILL ME */
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0
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};
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guint i;
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GstCaps *caps = NULL, *one;
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for (i = 0; tags[i] != 0; i++) {
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one = gst_riff_create_video_caps (tags[i], NULL, NULL);
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if (one)
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caps = gst_caps_append (caps, one);
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}
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return caps;
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}
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GstCaps *
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gst_riff_create_audio_template_caps (void)
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{
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guint16 tags[] = {
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GST_RIFF_WAVE_FORMAT_MPEGL3,
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GST_RIFF_WAVE_FORMAT_MPEGL12,
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GST_RIFF_WAVE_FORMAT_PCM,
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GST_RIFF_WAVE_FORMAT_VORBIS1,
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GST_RIFF_WAVE_FORMAT_A52,
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GST_RIFF_WAVE_FORMAT_ALAW,
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GST_RIFF_WAVE_FORMAT_MULAW,
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/* FILL ME */
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0
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};
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guint i;
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GstCaps *caps = NULL, *one;
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for (i = 0; tags[i] != 0; i++) {
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one = gst_riff_create_audio_caps (tags[i], NULL, NULL);
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if (one)
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caps = gst_caps_append (caps, one);
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}
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return caps;
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}
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GstCaps *
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gst_riff_create_iavs_template_caps (void)
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{
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guint32 tags[] = {
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GST_MAKE_FOURCC ('D','V','S','D'),
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/* FILL ME */
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0
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};
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guint i;
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GstCaps *caps = NULL, *one;
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for (i = 0; tags[i] != 0; i++) {
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one = gst_riff_create_iavs_caps (tags[i], NULL, NULL);
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if (one)
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caps = gst_caps_append (caps, one);
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}
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return caps;
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}
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