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gstreamer/gst-libs/gst/riff/riff-media.c
Sebastian Dröge dd7d36320e gst-libs/gst/riff/riff-media.c: Make it impossible to have NULL caps at the point where we set framerate and other th... 
Original commit message from CVS:
* gst-libs/gst/riff/riff-media.c: (gst_riff_create_video_caps):
Make it impossible to have NULL caps at the point where we set
framerate and other things. Also don't return immediately for "3ivd"
video and let framerate, etc be set. Might fix bug #542508.
2008-07-15 13:05:04 +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"
#include <gst/audio/multichannel.h>
#include <string.h>
#include <math.h>
GST_DEBUG_CATEGORY_EXTERN (riff_debug);
#define GST_CAT_DEFAULT riff_debug
/**
* gst_riff_create_video_caps:
* @codec_fcc: fourCC codec for this codec.
* @strh: pointer to the strh stream header structure.
* @strf: pointer to the strf stream header structure, including any
* data that is within the range of strf.size, but excluding any
* additional data withint this chunk but outside strf.size.
* @strf_data: a #GstBuffer containing the additional data in the strf
* chunk outside reach of strf.size. Ususally a palette.
* @strd_data: a #GstBuffer containing the data in the strd stream header
* chunk. Usually codec initialization data.
* @codec_name: if given, will be filled with a human-readable codec name.
*/
GstCaps *
gst_riff_create_video_caps (guint32 codec_fcc,
gst_riff_strh * strh, gst_riff_strf_vids * strf,
GstBuffer * strf_data, GstBuffer * strd_data, char **codec_name)
{
GstCaps *caps = NULL;
GstBuffer *palette = NULL;
GST_DEBUG ("video fourcc %" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (codec_fcc));
switch (codec_fcc) {
case GST_MAKE_FOURCC ('D', 'I', 'B', ' '):{
gint bpp = (strf && strf->bit_cnt != 0) ? strf->bit_cnt : 8;
if (strf) {
if (bpp == 8) {
caps = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, 8, "depth", G_TYPE_INT, 8,
"endianness", G_TYPE_INT, G_BYTE_ORDER, NULL);
} else if (bpp == 24) {
caps = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, 24, "depth", G_TYPE_INT, 24,
"endianness", G_TYPE_INT, G_BIG_ENDIAN,
"red_mask", G_TYPE_INT, 0xff, "green_mask", G_TYPE_INT, 0xff00,
"blue_mask", G_TYPE_INT, 0xff0000, NULL);
} else {
GST_WARNING ("Unhandled DIB RGB depth: %d", bpp);
return NULL;
}
} else {
/* for template */
caps = gst_caps_from_string ("video/x-raw-rgb, bpp = (int) { 8, 24 }, "
"depth = (int) { 8, 24}");
}
palette = strf_data;
strf_data = NULL;
if (codec_name)
*codec_name = g_strdup_printf ("Palettized %d-bit RGB", bpp);
break;
}
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
caps = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, codec_fcc, NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed planar YUV 4:2:0");
break;
case GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'):
caps = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, codec_fcc, NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed YUV 4:2:2");
break;
case GST_MAKE_FOURCC ('Y', 'V', 'U', '9'):
caps = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, codec_fcc, NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed YVU 4:1:0");
break;
case GST_MAKE_FOURCC ('M', 'J', 'P', 'G'): /* YUY2 MJPEG */
case GST_MAKE_FOURCC ('A', 'V', 'R', 'n'):
case GST_MAKE_FOURCC ('I', 'J', 'P', 'G'):
case GST_MAKE_FOURCC ('i', 'j', 'p', 'g'):
case GST_MAKE_FOURCC ('J', 'P', 'G', 'L'):
caps = gst_caps_new_simple ("image/jpeg", NULL);
if (codec_name)
*codec_name = g_strdup ("Motion JPEG");
break;
case GST_MAKE_FOURCC ('J', 'P', 'E', 'G'): /* generic (mostly RGB) MJPEG */
case GST_MAKE_FOURCC ('j', 'p', 'e', 'g'): /* generic (mostly RGB) MJPEG */
caps = gst_caps_new_simple ("image/jpeg", NULL);
if (codec_name)
*codec_name = g_strdup ("JPEG Still Image");
break;
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 ("image/jpeg", NULL);
if (codec_name)
*codec_name = g_strdup ("Miro/Pinnacle Motion JPEG Video");
break;
case GST_MAKE_FOURCC ('S', 'P', '5', '3'):
case GST_MAKE_FOURCC ('S', 'P', '5', '4'):
case GST_MAKE_FOURCC ('S', 'P', '5', '5'):
case GST_MAKE_FOURCC ('S', 'P', '5', '6'):
case GST_MAKE_FOURCC ('S', 'P', '5', '7'):
case GST_MAKE_FOURCC ('S', 'P', '5', '8'):
caps = gst_caps_new_simple ("video/sp5x", NULL);
if (codec_name)
*codec_name = g_strdup ("Sp5x-like JPEG");
break;
case GST_MAKE_FOURCC ('H', 'F', 'Y', 'U'):
caps = gst_caps_new_simple ("video/x-huffyuv", NULL);
if (strf) {
gst_caps_set_simple (caps, "bpp",
G_TYPE_INT, (int) strf->bit_cnt, NULL);
}
if (codec_name)
*codec_name = g_strdup ("Huffman Lossless Codec");
break;
case GST_MAKE_FOURCC ('M', 'P', 'E', 'G'):
case GST_MAKE_FOURCC ('M', 'P', 'G', 'I'):
case GST_MAKE_FOURCC ('m', 'p', 'g', '1'):
case GST_MAKE_FOURCC ('M', 'P', 'G', '1'):
case GST_MAKE_FOURCC ('P', 'I', 'M', '1'):
caps = gst_caps_new_simple ("video/mpeg",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"mpegversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("MPEG-1 video");
break;
case GST_MAKE_FOURCC ('M', 'P', 'G', '2'):
case GST_MAKE_FOURCC ('m', 'p', 'g', '2'):
caps = gst_caps_new_simple ("video/mpeg",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"mpegversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("MPEG-2 video");
break;
case GST_MAKE_FOURCC ('H', '2', '6', '3'):
case GST_MAKE_FOURCC ('h', '2', '6', '3'):
case GST_MAKE_FOURCC ('i', '2', '6', '3'):
case GST_MAKE_FOURCC ('U', '2', '6', '3'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "itu", NULL);
if (codec_name)
*codec_name = g_strdup ("ITU H.26n");
break;
case GST_MAKE_FOURCC ('L', '2', '6', '3'):
/* http://www.leadcodecs.com/Codecs/LEAD-H263.htm */
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "lead", NULL);
if (codec_name)
*codec_name = g_strdup ("Lead H.263");
break;
case GST_MAKE_FOURCC ('M', '2', '6', '3'):
case GST_MAKE_FOURCC ('m', '2', '6', '3'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "microsoft", NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft H.263");
break;
case GST_MAKE_FOURCC ('V', 'D', 'O', 'W'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "vdolive", NULL);
if (codec_name)
*codec_name = g_strdup ("VDOLive");
break;
case GST_MAKE_FOURCC ('V', 'I', 'V', 'O'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "vivo", NULL);
if (codec_name)
*codec_name = g_strdup ("Vivo H.263");
break;
case GST_MAKE_FOURCC ('x', '2', '6', '3'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "xirlink", NULL);
if (codec_name)
*codec_name = g_strdup ("Xirlink H.263");
break;
/* apparently not standard H.263...? */
case GST_MAKE_FOURCC ('I', '2', '6', '3'):
caps = gst_caps_new_simple ("video/x-intel-h263",
"variant", G_TYPE_STRING, "intel", NULL);
if (codec_name)
*codec_name = g_strdup ("Intel H.263");
break;
case GST_MAKE_FOURCC ('H', '2', '6', '4'):
case GST_MAKE_FOURCC ('h', '2', '6', '4'):
case GST_MAKE_FOURCC ('a', 'v', 'c', '1'):
case GST_MAKE_FOURCC ('A', 'V', 'C', '1'):
caps = gst_caps_new_simple ("video/x-h264",
"variant", G_TYPE_STRING, "itu", NULL);
if (codec_name)
*codec_name = g_strdup ("ITU H.264");
break;
case GST_MAKE_FOURCC ('V', 'S', 'S', 'H'):
caps = gst_caps_new_simple ("video/x-h264",
"variant", G_TYPE_STRING, "videosoft", NULL);
if (codec_name)
*codec_name = g_strdup ("VideoSoft H.264");
break;
case GST_MAKE_FOURCC ('S', 'E', 'D', 'G'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("Samsung MPEG-4");
break;
case GST_MAKE_FOURCC ('D', 'I', 'V', '3'):
case GST_MAKE_FOURCC ('d', 'i', 'v', '3'):
case GST_MAKE_FOURCC ('D', 'I', 'V', '4'):
case GST_MAKE_FOURCC ('d', 'i', 'v', '4'):
case GST_MAKE_FOURCC ('D', 'I', 'V', '5'):
case GST_MAKE_FOURCC ('d', 'i', 'v', '5'):
case GST_MAKE_FOURCC ('D', 'I', 'V', '6'):
case GST_MAKE_FOURCC ('d', 'i', 'v', '6'):
case GST_MAKE_FOURCC ('M', 'P', 'G', '3'):
case GST_MAKE_FOURCC ('m', 'p', 'g', '3'):
case GST_MAKE_FOURCC ('c', 'o', 'l', '0'):
case GST_MAKE_FOURCC ('C', 'O', 'L', '0'):
case GST_MAKE_FOURCC ('c', 'o', 'l', '1'):
case GST_MAKE_FOURCC ('C', 'O', 'L', '1'):
case GST_MAKE_FOURCC ('A', 'P', '4', '1'):
caps = gst_caps_new_simple ("video/x-divx",
"divxversion", G_TYPE_INT, 3, NULL);
if (codec_name)
*codec_name = g_strdup ("DivX MS-MPEG-4 Version 3");
break;
case GST_MAKE_FOURCC ('d', 'i', 'v', 'x'):
case GST_MAKE_FOURCC ('D', 'I', 'V', 'X'):
caps = gst_caps_new_simple ("video/x-divx",
"divxversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("DivX MPEG-4 Version 4");
break;
case GST_MAKE_FOURCC ('B', 'L', 'Z', '0'):
caps = gst_caps_new_simple ("video/x-divx",
"divxversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("Blizzard DivX");
break;
case GST_MAKE_FOURCC ('D', 'X', '5', '0'):
caps = gst_caps_new_simple ("video/x-divx",
"divxversion", G_TYPE_INT, 5, NULL);
if (codec_name)
*codec_name = g_strdup ("DivX MPEG-4 Version 5");
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);
if (codec_name)
*codec_name = g_strdup ("XVID MPEG-4");
break;
case GST_MAKE_FOURCC ('M', 'P', 'G', '4'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 41, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft MPEG-4 4.1");
break;
case GST_MAKE_FOURCC ('m', 'p', '4', '2'):
case GST_MAKE_FOURCC ('M', 'P', '4', '2'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 42, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft MPEG-4 4.2");
break;
case GST_MAKE_FOURCC ('m', 'p', '4', '3'):
case GST_MAKE_FOURCC ('M', 'P', '4', '3'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 43, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft MPEG-4 4.3");
break;
case GST_MAKE_FOURCC ('M', 'P', '4', 'S'):
case GST_MAKE_FOURCC ('M', '4', 'S', '2'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft ISO MPEG-4 1.1");
break;
case GST_MAKE_FOURCC ('F', 'M', 'P', '4'):
case GST_MAKE_FOURCC ('U', 'M', 'P', '4'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("FFmpeg MPEG-4");
break;
case GST_MAKE_FOURCC ('3', 'i', 'v', 'd'):
case GST_MAKE_FOURCC ('3', 'I', 'V', 'D'):
caps = gst_caps_new_simple ("video/x-msmpeg",
"msmpegversion", G_TYPE_INT, 43, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft MPEG-4 4.3"); /* FIXME? */
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);
if (codec_name)
*codec_name = g_strdup ("3ivx");
break;
case GST_MAKE_FOURCC ('D', 'V', 'S', 'D'):
case GST_MAKE_FOURCC ('d', 'v', 's', 'd'):
case GST_MAKE_FOURCC ('C', 'D', 'V', 'C'):
caps = gst_caps_new_simple ("video/x-dv",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"dvversion", G_TYPE_INT, 25, NULL);
if (codec_name)
*codec_name = g_strdup ("Generic DV");
break;
case GST_MAKE_FOURCC ('D', 'V', '5', '0'):
case GST_MAKE_FOURCC ('d', 'v', '5', '0'):
caps = gst_caps_new_simple ("video/x-dv",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"dvversion", G_TYPE_INT, 50, NULL);
if (codec_name)
*codec_name = g_strdup ("DVCPro50 Video");
break;
case GST_MAKE_FOURCC ('W', 'M', 'V', '1'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media 7");
break;
case GST_MAKE_FOURCC ('W', 'M', 'V', '2'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media 8");
break;
case GST_MAKE_FOURCC ('W', 'M', 'V', '3'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 3, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media 9");
break;
case GST_MAKE_FOURCC ('W', 'M', 'V', 'A'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 3, "fourcc", GST_TYPE_FOURCC,
codec_fcc, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media Advanced Profile");
break;
case GST_MAKE_FOURCC ('W', 'V', 'C', '1'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 3, "fourcc", GST_TYPE_FOURCC,
codec_fcc, NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media VC-1");
break;
case GST_MAKE_FOURCC ('c', 'v', 'i', 'd'):
caps = gst_caps_new_simple ("video/x-cinepak", NULL);
if (codec_name)
*codec_name = g_strdup ("Cinepak video");
break;
case GST_MAKE_FOURCC ('M', 'S', 'V', 'C'):
case GST_MAKE_FOURCC ('m', 's', 'v', 'c'):
case GST_MAKE_FOURCC ('C', 'R', 'A', 'M'):
case GST_MAKE_FOURCC ('c', 'r', 'a', 'm'):
case GST_MAKE_FOURCC ('W', 'H', 'A', 'M'):
case GST_MAKE_FOURCC ('w', 'h', 'a', 'm'):
caps = gst_caps_new_simple ("video/x-msvideocodec",
"msvideoversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("MS video v1");
palette = strf_data;
strf_data = NULL;
break;
case GST_MAKE_FOURCC ('R', 'L', 'E', ' '):
case GST_MAKE_FOURCC ('m', 'r', 'l', 'e'):
case GST_MAKE_FOURCC (0x1, 0x0, 0x0, 0x0): /* why, why, why? */
caps = gst_caps_new_simple ("video/x-rle",
"layout", G_TYPE_STRING, "microsoft", NULL);
palette = strf_data;
strf_data = NULL;
if (strf) {
gst_caps_set_simple (caps,
"depth", G_TYPE_INT, (gint) strf->bit_cnt, NULL);
} else {
gst_caps_set_simple (caps, "depth", GST_TYPE_INT_RANGE, 1, 64, NULL);
}
if (codec_name)
*codec_name = g_strdup ("Microsoft RLE");
break;
case GST_MAKE_FOURCC ('X', 'x', 'a', 'n'):
caps = gst_caps_new_simple ("video/x-xan",
"wcversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("Xan Wing Commander 4");
break;
case GST_MAKE_FOURCC ('R', 'T', '2', '1'):
caps = gst_caps_new_simple ("video/x-indeo",
"indeoversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("Intel Video 2");
break;
case GST_MAKE_FOURCC ('I', 'V', '3', '1'):
case GST_MAKE_FOURCC ('I', 'V', '3', '2'):
case GST_MAKE_FOURCC ('i', 'v', '3', '1'):
case GST_MAKE_FOURCC ('i', 'v', '3', '2'):
caps = gst_caps_new_simple ("video/x-indeo",
"indeoversion", G_TYPE_INT, 3, NULL);
if (codec_name)
*codec_name = g_strdup ("Intel Video 3");
break;
case GST_MAKE_FOURCC ('I', 'V', '4', '1'):
case GST_MAKE_FOURCC ('i', 'v', '4', '1'):
caps = gst_caps_new_simple ("video/x-indeo",
"indeoversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("Intel Video 4");
break;
case GST_MAKE_FOURCC ('I', 'V', '5', '0'):
caps = gst_caps_new_simple ("video/x-indeo",
"indeoversion", G_TYPE_INT, 5, NULL);
if (codec_name)
*codec_name = g_strdup ("Intel Video 5");
break;
case GST_MAKE_FOURCC ('M', 'S', 'Z', 'H'):
caps = gst_caps_new_simple ("video/x-mszh", NULL);
if (codec_name)
*codec_name = g_strdup ("Lossless MSZH Video");
break;
case GST_MAKE_FOURCC ('Z', 'L', 'I', 'B'):
caps = gst_caps_new_simple ("video/x-zlib", NULL);
if (codec_name)
*codec_name = g_strdup ("Lossless zlib video");
break;
case GST_MAKE_FOURCC ('C', 'L', 'J', 'R'):
caps = gst_caps_new_simple ("video/x-cirrus-logic-accupak", NULL);
if (codec_name)
*codec_name = g_strdup ("Cirrus Logipak AccuPak");
break;
case GST_MAKE_FOURCC ('C', 'Y', 'U', 'V'):
case GST_MAKE_FOURCC ('c', 'y', 'u', 'v'):
caps = gst_caps_new_simple ("video/x-compressed-yuv", NULL);
if (codec_name)
*codec_name = g_strdup ("CYUV Lossless");
break;
case GST_MAKE_FOURCC ('D', 'U', 'C', 'K'):
caps = gst_caps_new_simple ("video/x-truemotion",
"trueversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("Duck Truemotion1");
break;
case GST_MAKE_FOURCC ('T', 'M', '2', '0'):
caps = gst_caps_new_simple ("video/x-truemotion",
"trueversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("TrueMotion 2.0");
break;
case GST_MAKE_FOURCC ('V', 'P', '3', '0'):
case GST_MAKE_FOURCC ('v', 'p', '3', '0'):
case GST_MAKE_FOURCC ('V', 'P', '3', '1'):
case GST_MAKE_FOURCC ('v', 'p', '3', '1'):
case GST_MAKE_FOURCC ('V', 'P', '3', ' '):
caps = gst_caps_new_simple ("video/x-vp3", NULL);
if (codec_name)
*codec_name = g_strdup ("VP3");
break;
case GST_MAKE_FOURCC ('U', 'L', 'T', 'I'):
caps = gst_caps_new_simple ("video/x-ultimotion", NULL);
if (codec_name)
*codec_name = g_strdup ("IBM UltiMotion");
break;
case GST_MAKE_FOURCC ('T', 'S', 'C', 'C'):
case GST_MAKE_FOURCC ('t', 's', 'c', 'c'):{
if (strf) {
gint depth = (strf->bit_cnt != 0) ? (gint) strf->bit_cnt : 24;
caps = gst_caps_new_simple ("video/x-camtasia", "depth", G_TYPE_INT,
depth, NULL);
} else {
/* template caps */
caps = gst_caps_new_simple ("video/x-camtasia", NULL);
}
if (codec_name)
*codec_name = g_strdup ("TechSmith Camtasia");
break;
}
case GST_MAKE_FOURCC ('V', 'C', 'R', '1'):
caps = gst_caps_new_simple ("video/x-ati-vcr",
"vcrversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("ATI VCR 1");
break;
case GST_MAKE_FOURCC ('V', 'C', 'R', '2'):
caps = gst_caps_new_simple ("video/x-ati-vcr",
"vcrversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("ATI VCR 2");
break;
case GST_MAKE_FOURCC ('A', 'S', 'V', '1'):
caps = gst_caps_new_simple ("video/x-asus",
"asusversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("Asus Video 1");
break;
case GST_MAKE_FOURCC ('A', 'S', 'V', '2'):
caps = gst_caps_new_simple ("video/x-asus",
"asusversion", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("Asus Video 2");
break;
case GST_MAKE_FOURCC ('M', 'P', 'N', 'G'):
case GST_MAKE_FOURCC ('m', 'p', 'n', 'g'):
case GST_MAKE_FOURCC ('P', 'N', 'G', ' '):
caps = gst_caps_new_simple ("image/png", NULL);
if (codec_name)
*codec_name = g_strdup ("PNG image");
break;
case GST_MAKE_FOURCC ('F', 'L', 'V', '1'):
caps = gst_caps_new_simple ("video/x-flash-video",
"flvversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("Flash Video 1");
break;
case GST_MAKE_FOURCC ('V', 'M', 'n', 'c'):
caps = gst_caps_new_simple ("video/x-vmnc",
"version", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("VMWare NC Video");
break;
case GST_MAKE_FOURCC ('d', 'r', 'a', 'c'):
caps = gst_caps_new_simple ("video/x-dirac", NULL);
if (codec_name)
*codec_name = g_strdup ("Dirac");
break;
default:
GST_WARNING ("Unknown video fourcc %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (codec_fcc));
return NULL;
}
if (strh != NULL) {
gst_caps_set_simple (caps, "framerate", GST_TYPE_FRACTION,
strh->rate, strh->scale, NULL);
} else {
gst_caps_set_simple (caps,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, 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);
}
/* extradata */
if (strf_data || strd_data) {
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER,
strf_data ? strf_data : strd_data, NULL);
}
/* palette */
if (palette) {
GstBuffer *copy;
guint num_colors;
if (strf != NULL)
num_colors = strf->num_colors;
else
num_colors = 256;
if (GST_BUFFER_SIZE (palette) >= (num_colors * 4)) {
/* palette is always at least 256*4 bytes */
copy =
gst_buffer_new_and_alloc (MAX (GST_BUFFER_SIZE (palette), 256 * 4));
memcpy (GST_BUFFER_DATA (copy), GST_BUFFER_DATA (palette),
GST_BUFFER_SIZE (palette));
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
{
guint8 *data = GST_BUFFER_DATA (copy);
gint n;
/* own endianness */
for (n = 0; n < num_colors; n++) {
GST_WRITE_UINT32_BE (data, GST_READ_UINT32_LE (data));
data += sizeof (guint32);
}
}
#endif
gst_caps_set_simple (caps, "palette_data", GST_TYPE_BUFFER, copy, NULL);
gst_buffer_unref (copy);
} else {
GST_WARNING ("Palette smaller than expected: broken file");
}
}
return caps;
}
static const struct
{
const guint32 ms_mask;
const GstAudioChannelPosition gst_pos;
} layout_mapping[] = {
{
0x00001, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT}, {
0x00002, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}, {
0x00004, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER}, {
0x00008, GST_AUDIO_CHANNEL_POSITION_LFE}, {
0x00010, GST_AUDIO_CHANNEL_POSITION_REAR_LEFT}, {
0x00020, GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT}, {
0x00040, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER}, {
0x00080, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER}, {
0x00100, GST_AUDIO_CHANNEL_POSITION_REAR_CENTER}, {
0x00200, GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT}, {
0x00400, GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT}, {
0x00800, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_CENTER */
{
0x01000, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_FRONT_LEFT */
{
0x02000, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_FRONT_CENTER */
{
0x04000, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_FRONT_RIGHT */
{
0x08000, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_BACK_LEFT */
{
0x10000, GST_AUDIO_CHANNEL_POSITION_INVALID}, /* TOP_BACK_CENTER */
{
0x20000, GST_AUDIO_CHANNEL_POSITION_INVALID} /* TOP_BACK_RIGHT */
};
#define MAX_CHANNEL_POSITIONS G_N_ELEMENTS (layout_mapping)
static gboolean
gst_riff_wavext_add_channel_layout (GstCaps * caps, guint32 layout)
{
GstAudioChannelPosition pos[MAX_CHANNEL_POSITIONS];
GstStructure *s;
gint num_channels, i, p;
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "channels", &num_channels))
g_return_val_if_reached (FALSE);
/* In theory this should be done for 1 and 2 channels too but
* apparently breaks too many things currently.
*/
if (num_channels <= 2 || num_channels > MAX_CHANNEL_POSITIONS) {
GST_DEBUG ("invalid number of channels: %d", num_channels);
return FALSE;
}
p = 0;
for (i = 0; i < MAX_CHANNEL_POSITIONS; ++i) {
if ((layout & layout_mapping[i].ms_mask) != 0) {
if (p >= num_channels) {
GST_WARNING ("More bits set in the channel layout map than there "
"are channels! Broken file");
return FALSE;
}
if (layout_mapping[i].gst_pos == GST_AUDIO_CHANNEL_POSITION_INVALID) {
GST_WARNING ("Unsupported channel position (mask 0x%08x) in channel "
"layout map - ignoring those channels", layout_mapping[i].ms_mask);
/* what to do? just ignore it and let downstream deal with a channel
* layout that has INVALID positions in it for now ... */
}
pos[p] = layout_mapping[i].gst_pos;
++p;
}
}
if (p != num_channels) {
GST_WARNING ("Only %d bits set in the channel layout map, but there are "
"supposed to be %d channels! Broken file", p, num_channels);
return FALSE;
}
gst_audio_set_channel_positions (s, pos);
return TRUE;
}
static gboolean
gst_riff_wave_add_default_channel_layout (GstCaps * caps)
{
GstAudioChannelPosition pos[8] = { GST_AUDIO_CHANNEL_POSITION_NONE, };
GstStructure *s;
gint nchannels;
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "channels", &nchannels))
g_return_val_if_reached (FALSE);
if (nchannels > 8) {
GST_DEBUG ("invalid number of channels: %d", nchannels);
return FALSE;
}
/* This uses the default channel mapping from ALSA which
* is used in quite a few surround test files and seems to be
* the defacto standard. The channel mapping from
* WAVE_FORMAT_EXTENSIBLE doesn't seem to be used in normal
* wav files like chan-id.wav.
* http://bugzilla.gnome.org/show_bug.cgi?id=489010
*/
switch (nchannels) {
case 1:
pos[0] = GST_AUDIO_CHANNEL_POSITION_FRONT_MONO;
break;
case 8:
pos[7] = GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT;
pos[6] = GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT;
/* fall through */
case 6:
pos[5] = GST_AUDIO_CHANNEL_POSITION_LFE;
/* fall through */
case 5:
pos[4] = GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER;
/* fall through */
case 4:
pos[3] = GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT;
pos[2] = GST_AUDIO_CHANNEL_POSITION_REAR_LEFT;
/* fall through */
case 2:
pos[1] = GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
pos[0] = GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
break;
default:
return FALSE;
}
gst_audio_set_channel_positions (s, pos);
return TRUE;
}
static guint32
gst_riff_wavext_get_default_channel_mask (guint nchannels)
{
guint32 channel_mask = 0;
/* Set the default channel mask for the given number of channels.
* http://www.microsoft.com/whdc/device/audio/multichaud.mspx
*/
switch (nchannels) {
case 11:
channel_mask |= 0x00400;
channel_mask |= 0x00200;
case 9:
channel_mask |= 0x00100;
case 8:
channel_mask |= 0x00080;
channel_mask |= 0x00040;
case 6:
channel_mask |= 0x00020;
channel_mask |= 0x00010;
case 4:
channel_mask |= 0x00008;
case 3:
channel_mask |= 0x00004;
case 2:
channel_mask |= 0x00002;
channel_mask |= 0x00001;
break;
}
return channel_mask;
}
GstCaps *
gst_riff_create_audio_caps (guint16 codec_id,
gst_riff_strh * strh, gst_riff_strf_auds * strf,
GstBuffer * strf_data, GstBuffer * strd_data, char **codec_name)
{
gboolean block_align = FALSE, rate_chan = TRUE;
GstCaps *caps = NULL;
gint rate_min = 1000, rate_max = 96000;
gint channels_max = 2;
switch (codec_id) {
case GST_RIFF_WAVE_FORMAT_PCM: /* PCM */
channels_max = 8;
if (strf != NULL) {
gint ba = strf->blockalign;
gint ch = strf->channels;
gint wd, ws;
/* If we have an empty blockalign, we take the width contained in
* strf->size */
if (ba != 0)
wd = ba * 8 / ch;
else
wd = strf->size;
if (strf->size > 32) {
GST_WARNING ("invalid depth (%d) of pcm audio, overwriting.",
strf->size);
strf->size = 8 * ((wd + 7) / 8);
}
/* in riff, the depth is stored in the size field but it just means that
* the _least_ significant bits are cleared. We can therefore just play
* the sample as if it had a depth == width */
/* For reference, the actual depth is in strf->size */
ws = wd;
caps = gst_caps_new_simple ("audio/x-raw-int",
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"channels", G_TYPE_INT, ch,
"width", G_TYPE_INT, wd,
"depth", G_TYPE_INT, ws, "signed", G_TYPE_BOOLEAN, wd != 8, NULL);
/* Add default channel layout. In theory this should be done
* for 1 and 2 channels too but apparently breaks too many
* things currently. Also we know no default layout for more than
* 8 channels. */
if (ch > 2) {
if (ch > 8)
GST_WARNING ("don't know default layout for %d channels", ch);
else if (gst_riff_wave_add_default_channel_layout (caps))
GST_DEBUG ("using default channel layout for %d channels", ch);
else
GST_WARNING ("failed to add channel layout");
}
} else {
/* FIXME: this is pretty useless - we need fixed caps */
caps = gst_caps_from_string ("audio/x-raw-int, "
"endianness = (int) LITTLE_ENDIAN, "
"signed = (boolean) { true, false }, "
"width = (int) { 8, 16, 24, 32 }, " "depth = (int) [ 1, 32 ]");
}
if (codec_name && strf)
*codec_name = g_strdup_printf ("Uncompressed %d-bit PCM audio",
strf->size);
break;
case GST_RIFF_WAVE_FORMAT_ADPCM:
caps = gst_caps_new_simple ("audio/x-adpcm",
"layout", G_TYPE_STRING, "microsoft", NULL);
if (codec_name)
*codec_name = g_strdup ("ADPCM audio");
block_align = TRUE;
break;
case GST_RIFF_WAVE_FORMAT_IEEE_FLOAT:
channels_max = 8;
if (strf != NULL) {
gint ba = strf->blockalign;
gint ch = strf->channels;
gint wd = ba * 8 / ch;
caps = gst_caps_new_simple ("audio/x-raw-float",
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"channels", G_TYPE_INT, ch, "width", G_TYPE_INT, wd, NULL);
/* Add default channel layout. In theory this should be done
* for 1 and 2 channels too but apparently breaks too many
* things currently. Also we know no default layout for more than
* 8 channels. */
if (ch > 2) {
if (ch > 8)
GST_WARNING ("don't know default layout for %d channels", ch);
else if (gst_riff_wave_add_default_channel_layout (caps))
GST_DEBUG ("using default channel layout for %d channels", ch);
else
GST_WARNING ("failed to add channel layout");
}
} else {
/* FIXME: this is pretty useless - we need fixed caps */
caps = gst_caps_from_string ("audio/x-raw-float, "
"endianness = (int) LITTLE_ENDIAN, " "width = (int) { 32, 64 }");
}
if (codec_name && strf)
*codec_name = g_strdup_printf ("Uncompressed %d-bit IEEE float audio",
strf->size);
break;
case GST_RIFF_WAVE_FORMAT_IBM_CVSD:
goto unknown;
case GST_RIFF_WAVE_FORMAT_ALAW:
if (strf != NULL) {
if (strf->size != 8) {
GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.",
strf->size);
strf->size = 8;
strf->blockalign = (strf->size * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
if (strf->av_bps == 0 || strf->blockalign == 0) {
GST_WARNING ("fixing av_bps (%d) and blockalign (%d) of alaw audio",
strf->av_bps, strf->blockalign);
strf->blockalign = (strf->size * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
}
rate_max = 48000;
caps = gst_caps_new_simple ("audio/x-alaw", NULL);
if (codec_name)
*codec_name = g_strdup ("A-law audio");
break;
case GST_RIFF_WAVE_FORMAT_WMS:
caps = gst_caps_new_simple ("audio/x-wms", NULL);
if (strf != NULL) {
gst_caps_set_simple (caps,
"bitrate", G_TYPE_INT, strf->av_bps * 8,
"width", G_TYPE_INT, strf->size,
"depth", G_TYPE_INT, strf->size, NULL);
} else {
gst_caps_set_simple (caps,
"bitrate", GST_TYPE_INT_RANGE, 0, G_MAXINT, NULL);
}
if (codec_name)
*codec_name = g_strdup ("Windows Media Audio Speech");
block_align = TRUE;
break;
case GST_RIFF_WAVE_FORMAT_MULAW:
if (strf != NULL) {
if (strf->size != 8) {
GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.",
strf->size);
strf->size = 8;
strf->blockalign = (strf->size * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
if (strf->av_bps == 0 || strf->blockalign == 0) {
GST_WARNING ("fixing av_bps (%d) and blockalign (%d) of mulaw audio",
strf->av_bps, strf->blockalign);
strf->blockalign = (strf->size * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
}
rate_max = 48000;
caps = gst_caps_new_simple ("audio/x-mulaw", NULL);
if (codec_name)
*codec_name = g_strdup ("Mu-law audio");
break;
case GST_RIFF_WAVE_FORMAT_OKI_ADPCM:
goto unknown;
case GST_RIFF_WAVE_FORMAT_DVI_ADPCM:
rate_max = 48000;
caps = gst_caps_new_simple ("audio/x-adpcm",
"layout", G_TYPE_STRING, "dvi", NULL);
if (codec_name)
*codec_name = g_strdup ("DVI ADPCM audio");
block_align = TRUE;
break;
case GST_RIFF_WAVE_FORMAT_GSM610:
case GST_RIFF_WAVE_FORMAT_MSN:
rate_min = 1;
caps = gst_caps_new_simple ("audio/ms-gsm", NULL);
if (codec_name)
*codec_name = g_strdup ("MS GSM audio");
break;
case GST_RIFF_WAVE_FORMAT_MPEGL12: /* mp1 or mp2 */
rate_min = 16000;
rate_max = 48000;
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1, "layer", G_TYPE_INT, 2, NULL);
if (codec_name)
*codec_name = g_strdup ("MPEG-1 layer 2");
break;
case GST_RIFF_WAVE_FORMAT_MPEGL3: /* mp3 */
rate_min = 8000;
rate_max = 48000;
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1, "layer", G_TYPE_INT, 3, NULL);
if (codec_name)
*codec_name = g_strdup ("MPEG-1 layer 3");
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);
if (codec_name)
*codec_name = g_strdup ("Vorbis");
break;
case GST_RIFF_WAVE_FORMAT_A52:
channels_max = 6;
caps = gst_caps_new_simple ("audio/x-ac3", NULL);
if (codec_name)
*codec_name = g_strdup ("AC-3 audio");
break;
case GST_RIFF_WAVE_FORMAT_DTS:
channels_max = 6;
caps = gst_caps_new_simple ("audio/x-dts", NULL);
if (codec_name)
*codec_name = g_strdup ("DTS audio");
/* wavparse is not always able to specify rate/channels for DTS-in-wav */
rate_chan = FALSE;
break;
case GST_RIFF_WAVE_FORMAT_AAC:
{
channels_max = 8;
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
if (codec_name)
*codec_name = g_strdup ("MPEG-4 AAC audio");
break;
}
case GST_RIFF_WAVE_FORMAT_WMAV1:
case GST_RIFF_WAVE_FORMAT_WMAV2:
case GST_RIFF_WAVE_FORMAT_WMAV3:
{
gint version = (codec_id - GST_RIFF_WAVE_FORMAT_WMAV1) + 1;
channels_max = 6;
block_align = TRUE;
caps = gst_caps_new_simple ("audio/x-wma",
"wmaversion", G_TYPE_INT, version, NULL);
if (codec_name)
*codec_name = g_strdup_printf ("WMA Version %d", version + 6);
if (strf != NULL) {
gst_caps_set_simple (caps,
"bitrate", G_TYPE_INT, strf->av_bps * 8,
"depth", G_TYPE_INT, strf->size, NULL);
} else {
gst_caps_set_simple (caps,
"bitrate", GST_TYPE_INT_RANGE, 0, G_MAXINT, NULL);
}
break;
}
case GST_RIFF_WAVE_FORMAT_WMAV3_L:
{
/* WMA Version 9 Lossless */
goto unknown;
}
case GST_RIFF_WAVE_FORMAT_SONY_ATRAC3:
caps = gst_caps_new_simple ("audio/x-vnd.sony.atrac3", NULL);
if (codec_name)
*codec_name = g_strdup ("Sony ATRAC3");
break;
case GST_RIFF_WAVE_FORMAT_ADPCM_IMA_DK4:
rate_min = 8000;
rate_max = 96000;
channels_max = 2;
caps =
gst_caps_new_simple ("audio/x-adpcm", "layout", G_TYPE_STRING, "dk4",
NULL);
if (codec_name)
*codec_name = g_strdup ("IMA/DK4 ADPCM");
break;
case GST_RIFF_WAVE_FORMAT_ADPCM_IMA_DK3:
rate_min = 8000;
rate_max = 96000;
channels_max = 2;
caps =
gst_caps_new_simple ("audio/x-adpcm", "layout", G_TYPE_STRING, "dk3",
NULL);
if (codec_name)
*codec_name = g_strdup ("IMA/DK3 ADPCM");
break;
case GST_RIFF_WAVE_FORMAT_EXTENSIBLE:{
guint16 valid_bits_per_sample;
guint32 channel_mask;
guint32 subformat_guid[4];
const guint8 *data;
channels_max = 8;
/* should be at least 22 bytes */
if (strf_data == NULL || GST_BUFFER_SIZE (strf_data) < 22) {
GST_WARNING ("WAVE_FORMAT_EXTENSIBLE data size is %d (expected: 22)",
(strf_data) ? GST_BUFFER_SIZE (strf_data) : -1);
return NULL;
}
data = GST_BUFFER_DATA (strf_data);
valid_bits_per_sample = GST_READ_UINT16_LE (data);
channel_mask = GST_READ_UINT32_LE (data + 2);
subformat_guid[0] = GST_READ_UINT32_LE (data + 6);
subformat_guid[1] = GST_READ_UINT32_LE (data + 10);
subformat_guid[2] = GST_READ_UINT32_LE (data + 14);
subformat_guid[3] = GST_READ_UINT32_LE (data + 18);
GST_DEBUG ("valid bps = %u", valid_bits_per_sample);
GST_DEBUG ("channel mask = 0x%08x", channel_mask);
GST_DEBUG ("GUID = %08x-%08x-%08x-%08x", subformat_guid[0],
subformat_guid[1], subformat_guid[2], subformat_guid[3]);
if (subformat_guid[1] == 0x00100000 &&
subformat_guid[2] == 0xaa000080 && subformat_guid[3] == 0x719b3800) {
if (subformat_guid[0] == 0x00000001) {
GST_DEBUG ("PCM");
if (strf != NULL) {
gint ba = strf->blockalign;
gint wd = ba * 8 / strf->channels;
gint ws;
/* in riff, the depth is stored in the size field but it just
* means that the _least_ significant bits are cleared. We can
* therefore just play the sample as if it had a depth == width */
ws = wd;
/* For reference, use this to get the actual depth:
* ws = strf->size;
* if (valid_bits_per_sample != 0)
* ws = valid_bits_per_sample; */
caps = gst_caps_new_simple ("audio/x-raw-int",
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"channels", G_TYPE_INT, strf->channels,
"width", G_TYPE_INT, wd,
"depth", G_TYPE_INT, ws,
"rate", G_TYPE_INT, strf->rate,
"signed", G_TYPE_BOOLEAN, wd != 8, NULL);
/* If channel_mask == 0 and channels > 2 let's
* assume default layout as some wav files don't have the
* channel mask set. Don't set the layout for 1 or 2
* channels as it apparently breaks too many things currently. */
if (channel_mask == 0 && strf->channels > 2)
channel_mask =
gst_riff_wavext_get_default_channel_mask (strf->channels);
if ((channel_mask != 0 || strf->channels > 2) &&
!gst_riff_wavext_add_channel_layout (caps, channel_mask)) {
GST_WARNING ("failed to add channel layout");
gst_caps_unref (caps);
caps = NULL;
}
rate_chan = FALSE;
if (codec_name) {
*codec_name = g_strdup_printf ("Uncompressed %d-bit PCM audio",
strf->size);
}
}
} else if (subformat_guid[0] == 0x00000003) {
GST_DEBUG ("FLOAT");
if (strf != NULL) {
gint ba = strf->blockalign;
gint ws = strf->size;
gint wd = ba * 8 / strf->channels;
if (valid_bits_per_sample != 0)
ws = valid_bits_per_sample;
caps = gst_caps_new_simple ("audio/x-raw-float",
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"channels", G_TYPE_INT, strf->channels,
"width", G_TYPE_INT, wd, "rate", G_TYPE_INT, strf->rate, NULL);
/* If channel_mask == 0 and channels > 2 let's
* assume default layout as some wav files don't have the
* channel mask set. Don't set the layout for 1 or 2
* channels as it apparently breaks too many things currently. */
if (channel_mask == 0 && strf->channels > 2)
channel_mask =
gst_riff_wavext_get_default_channel_mask (strf->channels);
if ((channel_mask != 0 || strf->channels > 2) &&
!gst_riff_wavext_add_channel_layout (caps, channel_mask)) {
GST_WARNING ("failed to add channel layout");
gst_caps_unref (caps);
caps = NULL;
}
rate_chan = FALSE;
if (codec_name) {
*codec_name =
g_strdup_printf ("Uncompressed %d-bit IEEE float audio",
strf->size);
}
}
} else if (subformat_guid[0] == 00000006) {
GST_DEBUG ("ALAW");
if (strf != NULL) {
if (strf->size != 8) {
GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.",
strf->size);
strf->size = 8;
strf->av_bps = 8;
strf->blockalign = strf->av_bps * strf->channels;
}
if (strf->av_bps == 0 || strf->blockalign == 0) {
GST_WARNING
("fixing av_bps (%d) and blockalign (%d) of alaw audio",
strf->av_bps, strf->blockalign);
strf->av_bps = strf->size;
strf->blockalign = strf->av_bps * strf->channels;
}
}
rate_max = 48000;
caps = gst_caps_new_simple ("audio/x-alaw", NULL);
if (codec_name)
*codec_name = g_strdup ("A-law audio");
} else if (subformat_guid[0] == 0x00000007) {
GST_DEBUG ("MULAW");
if (strf != NULL) {
if (strf->size != 8) {
GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.",
strf->size);
strf->size = 8;
strf->av_bps = 8;
strf->blockalign = strf->av_bps * strf->channels;
}
if (strf->av_bps == 0 || strf->blockalign == 0) {
GST_WARNING
("fixing av_bps (%d) and blockalign (%d) of mulaw audio",
strf->av_bps, strf->blockalign);
strf->av_bps = strf->size;
strf->blockalign = strf->av_bps * strf->channels;
}
}
rate_max = 48000;
caps = gst_caps_new_simple ("audio/x-mulaw", NULL);
if (codec_name)
*codec_name = g_strdup ("Mu-law audio");
} else if (subformat_guid[0] == 0x00000092) {
GST_DEBUG ("FIXME: handle DOLBY AC3 SPDIF format");
}
} else if (subformat_guid[0] == 0x6ba47966 &&
subformat_guid[1] == 0x41783f83 &&
subformat_guid[2] == 0xf0006596 && subformat_guid[3] == 0xe59262bf) {
caps = gst_caps_new_simple ("application/x-ogg-avi", NULL);
if (codec_name)
*codec_name = g_strdup ("Ogg-AVI");
}
if (caps == NULL) {
GST_WARNING ("Unknown WAVE_FORMAT_EXTENSIBLE audio format");
return NULL;
}
break;
}
/* can anything decode these? pitfdll? */
case GST_RIFF_WAVE_FORMAT_VOXWARE_BYTE_ALIGNED:
case GST_RIFF_WAVE_FORMAT_VOXWARE_AC8:
case GST_RIFF_WAVE_FORMAT_VOXWARE_AC10:
case GST_RIFF_WAVE_FORMAT_VOXWARE_AC16:
case GST_RIFF_WAVE_FORMAT_VOXWARE_AC20:
case GST_RIFF_WAVE_FORMAT_VOXWARE_METAVOICE:
case GST_RIFF_WAVE_FORMAT_VOXWARE_METASOUND:
case GST_RIFF_WAVE_FORMAT_VOXWARE_RT29HW:
case GST_RIFF_WAVE_FORMAT_VOXWARE_VR12:
case GST_RIFF_WAVE_FORMAT_VOXWARE_VR18:
case GST_RIFF_WAVE_FORMAT_VOXWARE_TQ40:
case GST_RIFF_WAVE_FORMAT_VOXWARE_TQ60:{
caps = gst_caps_new_simple ("audio/x-voxware",
"voxwaretype", G_TYPE_INT, (gint) codec_id, NULL);
if (codec_name)
*codec_name = g_strdup ("Voxware");
break;
}
default:
unknown:
GST_WARNING ("Unknown audio tag 0x%04x", codec_id);
return NULL;
}
if (strf != NULL) {
if (rate_chan) {
if (strf->channels > channels_max)
goto too_many_channels;
if (strf->rate < rate_min || strf->rate > rate_max)
goto invalid_rate;
gst_caps_set_simple (caps,
"rate", G_TYPE_INT, strf->rate,
"channels", G_TYPE_INT, strf->channels, NULL);
}
if (block_align) {
gst_caps_set_simple (caps,
"block_align", G_TYPE_INT, strf->blockalign, NULL);
}
} else {
if (rate_chan) {
gst_caps_set_simple (caps,
"rate", GST_TYPE_INT_RANGE, rate_min, rate_max,
"channels", GST_TYPE_INT_RANGE, 1, channels_max, NULL);
}
if (block_align) {
gst_caps_set_simple (caps,
"block_align", GST_TYPE_INT_RANGE, 1, G_MAXINT, NULL);
}
}
/* extradata */
if (strf_data || strd_data) {
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER,
strf_data ? strf_data : strd_data, NULL);
}
return caps;
/* ERROR */
too_many_channels:
GST_WARNING
("Stream claims to contain %u channels, but format only supports %d",
strf->channels, channels_max);
gst_caps_unref (caps);
return NULL;
invalid_rate:
GST_WARNING
("Stream with sample_rate %u, but format only supports %d .. %d",
strf->rate, rate_min, rate_max);
gst_caps_unref (caps);
return NULL;
}
GstCaps *
gst_riff_create_iavs_caps (guint32 codec_fcc,
gst_riff_strh * strh, gst_riff_strf_iavs * strf,
GstBuffer * init_data, GstBuffer * extra_data, char **codec_name)
{
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);
if (codec_name)
*codec_name = g_strdup ("Generic DV");
break;
default:
GST_WARNING ("Unknown 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)
{
static const guint32 tags[] = {
GST_MAKE_FOURCC ('3', 'I', 'V', '1'),
GST_MAKE_FOURCC ('A', 'S', 'V', '1'),
GST_MAKE_FOURCC ('A', 'S', 'V', '2'),
GST_MAKE_FOURCC ('C', 'L', 'J', 'R'),
GST_MAKE_FOURCC ('C', 'Y', 'U', 'V'),
GST_MAKE_FOURCC ('D', 'I', 'B', ' '),
GST_MAKE_FOURCC ('D', 'I', 'V', '3'),
GST_MAKE_FOURCC ('D', 'I', 'V', 'X'),
GST_MAKE_FOURCC ('D', 'U', 'C', 'K'),
GST_MAKE_FOURCC ('D', 'V', 'S', 'D'),
GST_MAKE_FOURCC ('D', 'V', '5', '0'),
GST_MAKE_FOURCC ('D', 'X', '5', '0'),
GST_MAKE_FOURCC ('F', 'L', 'V', '1'),
GST_MAKE_FOURCC ('H', '2', '6', '3'),
GST_MAKE_FOURCC ('H', '2', '6', '4'),
GST_MAKE_FOURCC ('H', 'F', 'Y', 'U'),
GST_MAKE_FOURCC ('I', '2', '6', '3'),
GST_MAKE_FOURCC ('I', '4', '2', '0'),
GST_MAKE_FOURCC ('I', 'V', '3', '2'),
GST_MAKE_FOURCC ('I', 'V', '4', '1'),
GST_MAKE_FOURCC ('I', 'V', '5', '0'),
GST_MAKE_FOURCC ('L', '2', '6', '3'),
GST_MAKE_FOURCC ('M', '2', '6', '3'),
GST_MAKE_FOURCC ('M', '4', 'S', '2'),
GST_MAKE_FOURCC ('M', 'J', 'P', 'G'),
GST_MAKE_FOURCC ('M', 'P', '4', '2'),
GST_MAKE_FOURCC ('M', 'P', '4', '3'),
GST_MAKE_FOURCC ('M', 'P', 'E', 'G'),
GST_MAKE_FOURCC ('M', 'P', 'G', '2'),
GST_MAKE_FOURCC ('M', 'P', 'G', '4'),
GST_MAKE_FOURCC ('M', 'S', 'Z', 'H'),
GST_MAKE_FOURCC ('P', 'N', 'G', ' '),
GST_MAKE_FOURCC ('R', 'L', 'E', ' '),
GST_MAKE_FOURCC ('R', 'T', '2', '1'),
GST_MAKE_FOURCC ('S', 'P', '5', '3'),
GST_MAKE_FOURCC ('T', 'M', '2', '0'),
GST_MAKE_FOURCC ('T', 'S', 'C', 'C'),
GST_MAKE_FOURCC ('U', 'L', 'T', 'I'),
GST_MAKE_FOURCC ('V', 'C', 'R', '1'),
GST_MAKE_FOURCC ('V', 'C', 'R', '2'),
GST_MAKE_FOURCC ('V', 'D', 'O', 'W'),
GST_MAKE_FOURCC ('V', 'I', 'V', 'O'),
GST_MAKE_FOURCC ('V', 'M', 'n', 'c'),
GST_MAKE_FOURCC ('V', 'P', '3', ' '),
GST_MAKE_FOURCC ('V', 'S', 'S', 'H'),
GST_MAKE_FOURCC ('W', 'M', 'V', '1'),
GST_MAKE_FOURCC ('W', 'M', 'V', '2'),
GST_MAKE_FOURCC ('W', 'M', 'V', '3'),
GST_MAKE_FOURCC ('X', 'V', 'I', 'D'),
GST_MAKE_FOURCC ('X', 'x', 'a', 'n'),
GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'),
GST_MAKE_FOURCC ('Y', 'V', 'U', '9'),
GST_MAKE_FOURCC ('Z', 'L', 'I', 'B'),
GST_MAKE_FOURCC ('c', 'v', 'i', 'd'),
GST_MAKE_FOURCC ('h', '2', '6', '4'),
GST_MAKE_FOURCC ('m', 's', 'v', 'c'),
GST_MAKE_FOURCC ('x', '2', '6', '3'),
GST_MAKE_FOURCC ('d', 'r', 'a', 'c')
/* FILL ME */
};
guint i;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; i < G_N_ELEMENTS (tags); i++) {
one = gst_riff_create_video_caps (tags[i], NULL, NULL, NULL, NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
return caps;
}
GstCaps *
gst_riff_create_audio_template_caps (void)
{
static const guint16 tags[] = {
GST_RIFF_WAVE_FORMAT_GSM610,
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_DTS,
GST_RIFF_WAVE_FORMAT_AAC,
GST_RIFF_WAVE_FORMAT_ALAW,
GST_RIFF_WAVE_FORMAT_MULAW,
GST_RIFF_WAVE_FORMAT_WMS,
GST_RIFF_WAVE_FORMAT_ADPCM,
GST_RIFF_WAVE_FORMAT_DVI_ADPCM,
GST_RIFF_WAVE_FORMAT_WMAV1,
GST_RIFF_WAVE_FORMAT_WMAV2,
GST_RIFF_WAVE_FORMAT_WMAV3,
GST_RIFF_WAVE_FORMAT_SONY_ATRAC3,
GST_RIFF_WAVE_FORMAT_IEEE_FLOAT,
GST_RIFF_WAVE_FORMAT_VOXWARE_METASOUND,
GST_RIFF_WAVE_FORMAT_ADPCM_IMA_DK4,
GST_RIFF_WAVE_FORMAT_ADPCM_IMA_DK3,
/* FILL ME */
};
guint i;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; i < G_N_ELEMENTS (tags); i++) {
one = gst_riff_create_audio_caps (tags[i], NULL, NULL, NULL, NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
one = gst_caps_new_simple ("application/x-ogg-avi", NULL);
gst_caps_append (caps, one);
return caps;
}
GstCaps *
gst_riff_create_iavs_template_caps (void)
{
static const guint32 tags[] = {
GST_MAKE_FOURCC ('D', 'V', 'S', 'D')
/* FILL ME */
};
guint i;
GstCaps *caps, *one;
caps = gst_caps_new_empty ();
for (i = 0; i < G_N_ELEMENTS (tags); i++) {
one = gst_riff_create_iavs_caps (tags[i], NULL, NULL, NULL, NULL, NULL);
if (one)
gst_caps_append (caps, one);
}
return caps;
}
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