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gstreamer/gst-libs/gst/riff/riff-media.c

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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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "riff-ids.h"
#include "riff-media.h"
#include <gst/audio/audio.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', ' '): /* uncompressed RGB */
case GST_MAKE_FOURCC (0x00, 0x00, 0x00, 0x00):
case GST_MAKE_FOURCC ('R', 'G', 'B', ' '):
case GST_MAKE_FOURCC ('R', 'A', 'W', ' '):
{
gint bpp = (strf && strf->bit_cnt != 0) ? strf->bit_cnt : 8;
if (strf) {
if (bpp == 8) {
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "RGB8P", NULL);
} else if (bpp == 24) {
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "BGR", NULL);
} else if (bpp == 32) {
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "BGRx", NULL);
} else {
GST_WARNING ("Unhandled DIB RGB depth: %d", bpp);
return NULL;
}
} else {
/* for template */
caps =
gst_caps_from_string ("video/x-raw, format = (string) "
"{ RGB8P, BGR, BGRx }");
}
palette = strf_data;
strf_data = NULL;
if (codec_name) {
if (bpp == 8)
*codec_name = g_strdup_printf ("Palettized %d-bit RGB", bpp);
else
*codec_name = g_strdup_printf ("%d-bit RGB", bpp);
}
break;
}
case GST_MAKE_FOURCC ('G', 'R', 'E', 'Y'):
case GST_MAKE_FOURCC ('Y', '8', '0', '0'):
case GST_MAKE_FOURCC ('Y', '8', ' ', ' '):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "GRAY8", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed 8-bit monochrome");
break;
case GST_MAKE_FOURCC ('r', '2', '1', '0'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "r210", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed RGB 10-bit 4:4:4");
break;
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "I420", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed planar YUV 4:2:0");
break;
case GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'):
case GST_MAKE_FOURCC ('Y', 'U', 'N', 'V'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "YUY2", 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",
"format", G_TYPE_STRING, "YVU9", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed YVU 4:1:0");
break;
case GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y'):
case GST_MAKE_FOURCC ('2', 'v', 'u', 'y'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "UYVY", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed YUV 4:2:2");
break;
case GST_MAKE_FOURCC ('Y', 'V', '1', '2'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "YV12", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed YVU 4:2:2");
break;
case GST_MAKE_FOURCC ('v', '2', '1', '0'):
caps = gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "v210", NULL);
if (codec_name)
*codec_name = g_strdup ("Uncompressed packed 10-bit YUV 4:2:2");
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 ('d', 'm', 'b', '1'):
case GST_MAKE_FOURCC ('A', 'C', 'D', 'V'):
case GST_MAKE_FOURCC ('Q', 'I', 'V', 'G'):
caps = gst_caps_new_empty_simple ("image/jpeg");
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_empty_simple ("image/jpeg");
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_empty_simple ("image/jpeg");
if (codec_name)
*codec_name = g_strdup ("Miro/Pinnacle Motion JPEG");
break;
case GST_MAKE_FOURCC ('C', 'J', 'P', 'G'):
caps = gst_caps_new_empty_simple ("image/jpeg");
if (codec_name)
*codec_name = g_strdup ("Creative Webcam JPEG");
break;
case GST_MAKE_FOURCC ('S', 'L', 'M', 'J'):
caps = gst_caps_new_empty_simple ("image/jpeg");
if (codec_name)
*codec_name = g_strdup ("SL Motion JPEG");
break;
case GST_MAKE_FOURCC ('J', 'P', 'G', 'L'):
caps = gst_caps_new_empty_simple ("image/jpeg");
if (codec_name)
*codec_name = g_strdup ("Pegasus Lossless JPEG");
break;
case GST_MAKE_FOURCC ('L', 'O', 'C', 'O'):
caps = gst_caps_new_empty_simple ("video/x-loco");
if (codec_name)
*codec_name = g_strdup ("LOCO Lossless");
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_empty_simple ("video/sp5x");
if (codec_name)
*codec_name = g_strdup ("Sp5x-like JPEG");
break;
case GST_MAKE_FOURCC ('Z', 'M', 'B', 'V'):
caps = gst_caps_new_empty_simple ("video/x-zmbv");
if (codec_name)
*codec_name = g_strdup ("Zip Motion Block video");
break;
case GST_MAKE_FOURCC ('H', 'F', 'Y', 'U'):
caps = gst_caps_new_empty_simple ("video/x-huffyuv");
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'):
case GST_MAKE_FOURCC (0x01, 0x00, 0x00, 0x10):
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'):
case GST_MAKE_FOURCC ('P', 'I', 'M', '2'):
case GST_MAKE_FOURCC ('D', 'V', 'R', ' '):
case GST_MAKE_FOURCC (0x02, 0x00, 0x00, 0x10):
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 ('L', 'M', 'P', '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 ("Lead 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'):
case GST_MAKE_FOURCC ('v', 'i', 'v', '1'):
case GST_MAKE_FOURCC ('T', '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 ('V', 'X', '1', 'K'):
caps = gst_caps_new_simple ("video/x-h263",
"variant", G_TYPE_STRING, "lucent", NULL);
if (codec_name)
*codec_name = g_strdup ("Lucent VX1000S H.263");
break;
case GST_MAKE_FOURCC ('X', '2', '6', '4'):
case GST_MAKE_FOURCC ('x', '2', '6', '4'):
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 ('L', '2', '6', '4'):
/* http://www.leadcodecs.com/Codecs/LEAD-H264.htm */
caps = gst_caps_new_simple ("video/x-h264",
"variant", G_TYPE_STRING, "lead", NULL);
if (codec_name)
*codec_name = g_strdup ("Lead H.264");
break;
case GST_MAKE_FOURCC ('S', 'E', 'D', 'G'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
if (codec_name)
*codec_name = g_strdup ("Samsung MPEG-4");
break;
case GST_MAKE_FOURCC ('M', '4', 'C', 'C'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
if (codec_name)
*codec_name = g_strdup ("Divio MPEG-4");
break;
case GST_MAKE_FOURCC ('D', 'I', 'V', '3'):
case GST_MAKE_FOURCC ('d', 'i', 'v', '3'):
case GST_MAKE_FOURCC ('D', 'V', 'X', '3'):
case GST_MAKE_FOURCC ('d', 'v', 'x', '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 ('M', 'P', 'G', '4'):
case GST_MAKE_FOURCC ('M', 'P', '4', '1'):
case GST_MAKE_FOURCC ('m', 'p', '4', '1'):
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,
"systemstream", G_TYPE_BOOLEAN, FALSE, 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'):
case GST_MAKE_FOURCC ('F', 'F', 'D', 'S'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
if (codec_name)
*codec_name = g_strdup ("FFmpeg MPEG-4");
break;
case GST_MAKE_FOURCC ('3', 'I', 'V', '1'):
case GST_MAKE_FOURCC ('3', 'I', 'V', '2'):
case GST_MAKE_FOURCC ('X', 'V', 'I', 'D'):
case GST_MAKE_FOURCC ('x', 'v', 'i', 'd'):
case GST_MAKE_FOURCC ('E', 'M', '4', 'A'):
case GST_MAKE_FOURCC ('E', 'P', 'V', 'H'):
case GST_MAKE_FOURCC ('F', 'V', 'F', 'W'):
case GST_MAKE_FOURCC ('I', 'N', 'M', 'C'):
case GST_MAKE_FOURCC ('D', 'I', 'G', 'I'):
case GST_MAKE_FOURCC ('D', 'M', '2', 'K'):
case GST_MAKE_FOURCC ('D', 'C', 'O', 'D'):
case GST_MAKE_FOURCC ('M', 'V', 'X', 'M'):
case GST_MAKE_FOURCC ('P', 'M', '4', 'V'):
case GST_MAKE_FOURCC ('S', 'M', 'P', '4'):
case GST_MAKE_FOURCC ('D', 'X', 'G', 'M'):
case GST_MAKE_FOURCC ('V', 'I', 'D', 'M'):
case GST_MAKE_FOURCC ('M', '4', 'T', '3'):
case GST_MAKE_FOURCC ('G', 'E', 'O', 'X'):
case GST_MAKE_FOURCC ('M', 'P', '4', 'V'):
case GST_MAKE_FOURCC ('m', 'p', '4', 'v'):
case GST_MAKE_FOURCC ('R', 'M', 'P', '4'):
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", G_TYPE_INT, 4,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
if (codec_name)
*codec_name = g_strdup ("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 ('D', 'V', 'S', 'D'):
case GST_MAKE_FOURCC ('d', 'v', 's', 'd'):
case GST_MAKE_FOURCC ('d', 'v', 'c', ' '):
case GST_MAKE_FOURCC ('d', 'v', '2', '5'):
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 ('C', 'D', 'V', 'C'):
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 ("Canopus 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 ('M', 'S', 'S', '1'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 1, "format", G_TYPE_STRING, "MSS1", NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media 7 Screen");
break;
case GST_MAKE_FOURCC ('M', 'S', 'S', '2'):
caps = gst_caps_new_simple ("video/x-wmv",
"wmvversion", G_TYPE_INT, 3, "format", G_TYPE_STRING, "MSS2", NULL);
if (codec_name)
*codec_name = g_strdup ("Microsoft Windows Media 9 Screen");
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, "format", G_TYPE_STRING, "WMV3", 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, "format", G_TYPE_STRING, "WMVA", 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, "format", G_TYPE_STRING, "WVC1", 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_empty_simple ("video/x-cinepak");
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 (strf) {
gst_caps_set_simple (caps, "bpp",
G_TYPE_INT, (int) strf->bit_cnt, 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? */
case GST_MAKE_FOURCC (0x2, 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 ('A', 'A', 'S', 'C'):
caps = gst_caps_new_empty_simple ("video/x-aasc");
if (codec_name)
*codec_name = g_strdup ("Autodesk Animator");
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_empty_simple ("video/x-mszh");
if (codec_name)
*codec_name = g_strdup ("Lossless MSZH Video");
break;
case GST_MAKE_FOURCC ('Z', 'L', 'I', 'B'):
caps = gst_caps_new_empty_simple ("video/x-zlib");
if (codec_name)
*codec_name = g_strdup ("Lossless zlib video");
break;
case GST_MAKE_FOURCC ('C', 'L', 'J', 'R'):
case GST_MAKE_FOURCC ('c', 'l', 'j', 'r'):
caps = gst_caps_new_empty_simple ("video/x-cirrus-logic-accupak");
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_empty_simple ("video/x-compressed-yuv");
if (codec_name)
*codec_name = g_strdup ("CYUV Lossless");
break;
case GST_MAKE_FOURCC ('D', 'U', 'C', 'K'):
case GST_MAKE_FOURCC ('P', 'V', 'E', 'Z'):
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_empty_simple ("video/x-vp3");
if (codec_name)
*codec_name = g_strdup ("VP3");
break;
case GST_MAKE_FOURCC ('U', 'L', 'T', 'I'):
caps = gst_caps_new_empty_simple ("video/x-ultimotion");
if (codec_name)
*codec_name = g_strdup ("IBM UltiMotion");
break;
/* FIXME 2.0: Rename video/x-camtasia to video/x-tscc,version=1 */
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_empty_simple ("video/x-camtasia");
}
if (codec_name)
*codec_name = g_strdup ("TechSmith Camtasia");
break;
}
case GST_MAKE_FOURCC ('T', 'S', 'C', '2'):
case GST_MAKE_FOURCC ('t', 's', 'c', '2'):{
caps =
gst_caps_new_simple ("video/x-tscc", "tsccversion", G_TYPE_INT, 2,
NULL);
if (codec_name)
*codec_name = g_strdup ("TechSmith Screen Capture 2");
break;
}
case GST_MAKE_FOURCC ('C', 'S', 'C', 'D'):
{
if (strf) {
gint depth = (strf->bit_cnt != 0) ? (gint) strf->bit_cnt : 24;
caps = gst_caps_new_simple ("video/x-camstudio", "depth", G_TYPE_INT,
depth, NULL);
} else {
/* template caps */
caps = gst_caps_new_empty_simple ("video/x-camstudio");
}
if (codec_name)
*codec_name = g_strdup ("Camstudio");
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', ' '):
case GST_MAKE_FOURCC ('p', 'n', 'g', ' '):
caps = gst_caps_new_empty_simple ("image/png");
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_empty_simple ("video/x-dirac");
if (codec_name)
*codec_name = g_strdup ("Dirac");
break;
case GST_RIFF_rpza:
case GST_RIFF_azpr:
case GST_MAKE_FOURCC ('R', 'P', 'Z', 'A'):
caps = gst_caps_new_empty_simple ("video/x-apple-video");
if (codec_name)
*codec_name = g_strdup ("Apple Video (RPZA)");
break;
case GST_MAKE_FOURCC ('F', 'F', 'V', '1'):
caps = gst_caps_new_simple ("video/x-ffv",
"ffvversion", G_TYPE_INT, 1, NULL);
if (codec_name)
*codec_name = g_strdup ("FFmpeg lossless video codec");
break;
case GST_MAKE_FOURCC ('K', 'M', 'V', 'C'):
caps = gst_caps_new_empty_simple ("video/x-kmvc");
if (codec_name)
*codec_name = g_strdup ("Karl Morton's video codec");
break;
case GST_MAKE_FOURCC ('v', 'p', '5', '0'):
case GST_MAKE_FOURCC ('V', 'P', '5', '0'):
caps = gst_caps_new_empty_simple ("video/x-vp5");
if (codec_name)
*codec_name = g_strdup ("On2 VP5");
break;
case GST_MAKE_FOURCC ('v', 'p', '6', '0'):
case GST_MAKE_FOURCC ('V', 'P', '6', '0'):
case GST_MAKE_FOURCC ('v', 'p', '6', '1'):
case GST_MAKE_FOURCC ('V', 'P', '6', '1'):
case GST_MAKE_FOURCC ('V', 'p', '6', '2'):
case GST_MAKE_FOURCC ('V', 'P', '6', '2'):
caps = gst_caps_new_empty_simple ("video/x-vp6");
if (codec_name)
*codec_name = g_strdup ("On2 VP6");
break;
case GST_MAKE_FOURCC ('V', 'P', '6', 'F'):
case GST_MAKE_FOURCC ('v', 'p', '6', 'f'):
case GST_MAKE_FOURCC ('F', 'L', 'V', '4'):
caps = gst_caps_new_empty_simple ("video/x-vp6-flash");
if (codec_name)
*codec_name = g_strdup ("On2 VP6");
break;
case GST_MAKE_FOURCC ('v', 'p', '7', '0'):
case GST_MAKE_FOURCC ('V', 'P', '7', '0'):
caps = gst_caps_new_empty_simple ("video/x-vp7");
if (codec_name)
*codec_name = g_strdup ("On2 VP7");
break;
case GST_MAKE_FOURCC ('V', 'P', '8', '0'):
caps = gst_caps_new_empty_simple ("video/x-vp8");
if (codec_name)
*codec_name = g_strdup ("On2 VP8");
break;
case GST_MAKE_FOURCC ('L', 'M', '2', '0'):
caps = gst_caps_new_empty_simple ("video/x-mimic");
if (codec_name)
*codec_name = g_strdup ("Mimic webcam");
break;
case GST_MAKE_FOURCC ('T', 'H', 'E', 'O'):
case GST_MAKE_FOURCC ('t', 'h', 'e', 'o'):
caps = gst_caps_new_empty_simple ("video/x-theora");
if (codec_name)
*codec_name = g_strdup ("Theora video codec");
break;
case GST_MAKE_FOURCC ('F', 'P', 'S', '1'):
caps = gst_caps_new_empty_simple ("video/x-fraps");
if (codec_name)
*codec_name = g_strdup ("Fraps video");
break;
case GST_MAKE_FOURCC ('D', 'X', 'S', 'B'):
caps = gst_caps_new_empty_simple ("subpicture/x-xsub");
if (codec_name)
*codec_name = g_strdup ("XSUB subpicture stream");
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) {
/* raw rgb data is stored topdown, but instead of inverting the buffer, */
/* some tools just negate the height field in the header (e.g. ffmpeg) */
gst_caps_set_simple (caps,
"width", G_TYPE_INT, strf->width,
"height", G_TYPE_INT, ABS ((gint) strf->height), NULL);
} else {
gst_caps_set_simple (caps,
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT, NULL);
}
/* extradata */
if (strf_data || strd_data) {
GstBuffer *codec_data;
codec_data = strf_data ? strf_data : strd_data;
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, codec_data, NULL);
}
/* palette */
if (palette) {
GstBuffer *copy;
guint num_colors;
gsize size;
if (strf != NULL)
num_colors = strf->num_colors;
else
num_colors = 256;
size = gst_buffer_get_size (palette);
if (size >= (num_colors * 4)) {
guint8 *pdata;
/* palette is always at least 256*4 bytes */
pdata = g_malloc0 (MAX (size, 256 * 4));
gst_buffer_extract (palette, 0, pdata, size);
if (G_BYTE_ORDER == G_BIG_ENDIAN) {
guint8 *p = pdata;
gint n;
/* own endianness */
for (n = 0; n < num_colors; n++) {
GST_WRITE_UINT32_BE (p, GST_READ_UINT32_LE (p));
p += sizeof (guint32);
}
}
copy = gst_buffer_new_wrapped (pdata, size);
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_LFE1}, {
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_TOP_CENTER}, {
0x01000, GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_LEFT}, {
0x02000, GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_CENTER}, {
0x04000, GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_RIGHT}, {
0x08000, GST_AUDIO_CHANNEL_POSITION_TOP_REAR_LEFT}, {
0x10000, GST_AUDIO_CHANNEL_POSITION_TOP_REAR_CENTER}, {
0x20000, GST_AUDIO_CHANNEL_POSITION_TOP_REAR_RIGHT}
};
#define MAX_CHANNEL_POSITIONS G_N_ELEMENTS (layout_mapping)
static gboolean
gst_riff_wavext_add_channel_mask (GstCaps * caps, gint num_channels,
guint32 layout, gint channel_reorder_map[18])
{
gint i, p;
guint64 channel_mask = 0;
GstAudioChannelPosition from[18], to[18];
if (num_channels < 1 || 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 ... */
}
channel_mask |= G_GUINT64_CONSTANT (1) << layout_mapping[i].gst_pos;
from[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;
}
if (channel_reorder_map) {
memcpy (to, from, sizeof (from[0]) * num_channels);
if (!gst_audio_channel_positions_to_valid_order (to, num_channels))
return FALSE;
if (!gst_audio_get_channel_reorder_map (num_channels, from, to,
channel_reorder_map))
return FALSE;
}
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
return TRUE;
}
static gboolean
gst_riff_wave_add_default_channel_mask (GstCaps * caps,
gint nchannels, gint channel_reorder_map[18])
{
guint64 channel_mask = 0;
static const gint reorder_maps[8][11] = {
{0,},
{0, 1},
{-1, -1, -1},
{0, 1, 2, 3},
{0, 1, 3, 4, 2},
{0, 1, 4, 5, 2, 3},
{-1, -1, -1, -1, -1, -1, -1},
{0, 1, 4, 5, 2, 3, 6, 7}
};
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:
/* Mono => nothing */
if (channel_reorder_map)
channel_reorder_map[0] = 0;
return TRUE;
case 8:
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT;
/* fall through */
case 6:
channel_mask |= G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_LFE1;
/* fall through */
case 5:
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER;
/* fall through */
case 4:
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_REAR_LEFT;
/* fall through */
case 2:
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
break;
default:
return FALSE;
}
if (channel_reorder_map)
memcpy (channel_reorder_map, reorder_maps[nchannels - 1],
sizeof (gint) * nchannels);
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
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,
gint channel_reorder_map[18])
{
gboolean block_align = FALSE, rate_chan = TRUE;
GstCaps *caps = NULL;
gint rate_min = 1000, rate_max = 96000;
gint channels_max = 2;
gint i;
if (channel_reorder_map)
for (i = 0; i < 18; i++)
channel_reorder_map[i] = -1;
switch (codec_id) {
case GST_RIFF_WAVE_FORMAT_PCM: /* PCM */
rate_max = 192000;
channels_max = 8;
if (strf != NULL) {
gint ba = strf->blockalign;
gint ch = strf->channels;
gint wd, ws;
GstAudioFormat format;
/* If we have an empty blockalign, we take the width contained in
* strf->bits_per_sample */
if (ba != 0)
wd = ba * 8 / ch;
else
wd = strf->bits_per_sample;
if (strf->bits_per_sample > 32) {
GST_WARNING ("invalid depth (%d) of pcm audio, overwriting.",
strf->bits_per_sample);
strf->bits_per_sample = 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->bits_per_sample */
ws = wd;
format =
gst_audio_format_build_integer (wd != 8, G_LITTLE_ENDIAN, wd, ws);
caps = gst_caps_new_simple ("audio/x-raw",
"format", G_TYPE_STRING, gst_audio_format_to_string (format),
"layout", G_TYPE_STRING, "interleaved",
"channels", G_TYPE_INT, ch, NULL);
/* Add default channel layout. We know no default layout for more than
* 8 channels. */
if (ch > 8)
GST_WARNING ("don't know default layout for %d channels", ch);
else if (gst_riff_wave_add_default_channel_mask (caps, ch,
channel_reorder_map))
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, "
"format = (string) { S8, U8, S16LE, U16LE, S24LE, "
"U24LE, S32LE, U32LE }, " "layout = (string) interleaved");
}
if (codec_name && strf)
*codec_name = g_strdup_printf ("Uncompressed %d-bit PCM audio",
strf->bits_per_sample);
break;
case GST_RIFF_WAVE_FORMAT_ADPCM:
if (strf != NULL) {
/* Many encoding tools create a wrong bitrate information in the header,
* so either we calculate the bitrate or mark it as invalid as this
* would probably confuse timing */
strf->av_bps = 0;
if (strf->channels != 0 && strf->rate != 0 && strf->blockalign != 0) {
int spb = ((strf->blockalign - strf->channels * 7) / 2) * 2;
strf->av_bps =
gst_util_uint64_scale_int (strf->rate, strf->blockalign, spb);
GST_DEBUG ("fixing av_bps to calculated value %d of MS ADPCM",
strf->av_bps);
}
}
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:
rate_max = 192000;
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",
"format", G_TYPE_STRING, wd == 64 ? "F64LE" : "F32LE",
"layout", G_TYPE_STRING, "interleaved",
"channels", G_TYPE_INT, ch, NULL);
/* Add default channel layout. We know no default layout for more than
* 8 channels. */
if (ch > 8)
GST_WARNING ("don't know default layout for %d channels", ch);
else if (gst_riff_wave_add_default_channel_mask (caps, ch,
channel_reorder_map))
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, "
"format = (string) { F32LE, F64LE }, "
"layout = (string) interleaved");
}
if (codec_name && strf)
*codec_name = g_strdup_printf ("Uncompressed %d-bit IEEE float audio",
strf->bits_per_sample);
break;
case GST_RIFF_WAVE_FORMAT_IBM_CVSD:
goto unknown;
case GST_RIFF_WAVE_FORMAT_ALAW:
if (strf != NULL) {
if (strf->bits_per_sample != 8) {
GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.",
strf->bits_per_sample);
strf->bits_per_sample = 8;
strf->blockalign = (strf->bits_per_sample * 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->bits_per_sample * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
}
rate_max = 48000;
caps = gst_caps_new_empty_simple ("audio/x-alaw");
if (codec_name)
*codec_name = g_strdup ("A-law audio");
break;
case GST_RIFF_WAVE_FORMAT_WMS:
caps = gst_caps_new_empty_simple ("audio/x-wms");
if (strf != NULL) {
gst_caps_set_simple (caps,
"bitrate", G_TYPE_INT, strf->av_bps * 8,
"width", G_TYPE_INT, strf->bits_per_sample,
"depth", G_TYPE_INT, strf->bits_per_sample, 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->bits_per_sample != 8) {
GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.",
strf->bits_per_sample);
strf->bits_per_sample = 8;
strf->blockalign = (strf->bits_per_sample * 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->bits_per_sample * strf->channels) / 8;
strf->av_bps = strf->blockalign * strf->rate;
}
}
rate_max = 48000;
caps = gst_caps_new_empty_simple ("audio/x-mulaw");
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:
if (strf != NULL) {
/* Many encoding tools create a wrong bitrate information in the
* header, so either we calculate the bitrate or mark it as invalid
* as this would probably confuse timing */
strf->av_bps = 0;
if (strf->channels != 0 && strf->rate != 0 && strf->blockalign != 0) {
int spb = ((strf->blockalign - strf->channels * 4) / 2) * 2;
strf->av_bps =
gst_util_uint64_scale_int (strf->rate, strf->blockalign, spb);
GST_DEBUG ("fixing av_bps to calculated value %d of IMA DVI ADPCM",
strf->av_bps);
}
}
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_ITU_G726_ADPCM:
rate_min = 8000;
rate_max = 8000;
channels_max = 1;
if (strf != NULL) {
gint bitrate;
bitrate = 0;
if (strf->av_bps == 2000 || strf->av_bps == 3000 || strf->av_bps == 4000
|| strf->av_bps == 5000) {
strf->blockalign = strf->av_bps / 1000;
bitrate = strf->av_bps * 8;
} else if (strf->blockalign >= 2 && strf->blockalign <= 5) {
bitrate = strf->blockalign * 8000;
}
if (bitrate > 0) {
caps = gst_caps_new_simple ("audio/x-adpcm",
"layout", G_TYPE_STRING, "g726", "bitrate", G_TYPE_INT, bitrate,
NULL);
} else {
caps = gst_caps_new_simple ("audio/x-adpcm",
"layout", G_TYPE_STRING, "g726", NULL);
}
} else {
caps = gst_caps_new_simple ("audio/x-adpcm",
"layout", G_TYPE_STRING, "g726", NULL);
}
if (codec_name)
*codec_name = g_strdup ("G726 ADPCM audio");
block_align = TRUE;
break;
case GST_RIFF_WAVE_FORMAT_DSP_TRUESPEECH:
rate_min = 8000;
rate_max = 8000;
caps = gst_caps_new_empty_simple ("audio/x-truespeech");
if (codec_name)
*codec_name = g_strdup ("DSP Group TrueSpeech");
break;
case GST_RIFF_WAVE_FORMAT_GSM610:
case GST_RIFF_WAVE_FORMAT_MSN:
rate_min = 1;
caps = gst_caps_new_empty_simple ("audio/ms-gsm");
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_AMR_NB: /* amr-nb */
rate_min = 8000;
rate_max = 8000;
channels_max = 1;
caps = gst_caps_new_empty_simple ("audio/AMR");
if (codec_name)
*codec_name = g_strdup ("AMR Narrow Band (NB)");
break;
case GST_RIFF_WAVE_FORMAT_AMR_WB: /* amr-wb */
rate_min = 16000;
rate_max = 16000;
channels_max = 1;
caps = gst_caps_new_empty_simple ("audio/AMR-WB");
if (codec_name)
*codec_name = g_strdup ("AMR Wide Band (WB)");
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+ */
rate_max = 192000;
caps = gst_caps_new_empty_simple ("audio/x-vorbis");
if (codec_name)
*codec_name = g_strdup ("Vorbis");
break;
case GST_RIFF_WAVE_FORMAT_A52:
channels_max = 6;
caps = gst_caps_new_empty_simple ("audio/x-ac3");
if (codec_name)
*codec_name = g_strdup ("AC-3 audio");
break;
case GST_RIFF_WAVE_FORMAT_DTS:
channels_max = 6;
caps = gst_caps_new_empty_simple ("audio/x-dts");
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:
case GST_RIFF_WAVE_FORMAT_AAC_AC:
case GST_RIFF_WAVE_FORMAT_AAC_pm:
{
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:
case GST_RIFF_WAVE_FORMAT_WMAV3_L:
{
gint version = (codec_id - GST_RIFF_WAVE_FORMAT_WMAV1) + 1;
channels_max = 8;
block_align = TRUE;
caps = gst_caps_new_simple ("audio/x-wma",
"wmaversion", G_TYPE_INT, version, NULL);
if (codec_name) {
if (codec_id == GST_RIFF_WAVE_FORMAT_WMAV3_L)
*codec_name = g_strdup ("WMA Lossless");
else
*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->bits_per_sample, NULL);
} else {
gst_caps_set_simple (caps,
"bitrate", GST_TYPE_INT_RANGE, 0, G_MAXINT, NULL);
}
break;
}
case GST_RIFF_WAVE_FORMAT_SONY_ATRAC3:
caps = gst_caps_new_empty_simple ("audio/x-vnd.sony.atrac3");
if (codec_name)
*codec_name = g_strdup ("Sony ATRAC3");
break;
case GST_RIFF_WAVE_FORMAT_SIREN:
caps = gst_caps_new_empty_simple ("audio/x-siren");
if (codec_name)
*codec_name = g_strdup ("Siren7");
rate_chan = FALSE;
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_ADPCM_IMA_WAV:
rate_min = 8000;
rate_max = 96000;
channels_max = 2;
caps =
gst_caps_new_simple ("audio/x-adpcm", "layout", G_TYPE_STRING, "dvi",
NULL);
if (codec_name)
*codec_name = g_strdup ("IMA/WAV ADPCM");
break;
case GST_RIFF_WAVE_FORMAT_EXTENSIBLE:{
guint16 valid_bits_per_sample;
guint32 channel_mask;
guint32 subformat_guid[4];
GstMapInfo info;
gsize size;
channels_max = 8;
/* should be at least 22 bytes */
size = gst_buffer_get_size (strf_data);
if (strf_data == NULL || size < 22) {
GST_WARNING ("WAVE_FORMAT_EXTENSIBLE data size is %" G_GSIZE_FORMAT
" (expected: 22)", (strf_data) ? size : -1);
return NULL;
}
gst_buffer_map (strf_data, &info, GST_MAP_READ);
valid_bits_per_sample = GST_READ_UINT16_LE (info.data);
channel_mask = GST_READ_UINT32_LE (info.data + 2);
subformat_guid[0] = GST_READ_UINT32_LE (info.data + 6);
subformat_guid[1] = GST_READ_UINT32_LE (info.data + 10);
subformat_guid[2] = GST_READ_UINT32_LE (info.data + 14);
subformat_guid[3] = GST_READ_UINT32_LE (info.data + 18);
gst_buffer_unmap (strf_data, &info);
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;
GstAudioFormat format;
/* 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->bits_per_sample;
* if (valid_bits_per_sample != 0)
* ws = valid_bits_per_sample; */
format =
gst_audio_format_build_integer (wd != 8, G_LITTLE_ENDIAN, wd,
ws);
caps = gst_caps_new_simple ("audio/x-raw",
"format", G_TYPE_STRING, gst_audio_format_to_string (format),
"layout", G_TYPE_STRING, "interleaved",
"channels", G_TYPE_INT, strf->channels,
"rate", G_TYPE_INT, strf->rate, NULL);
if (codec_name) {
*codec_name = g_strdup_printf ("Uncompressed %d-bit PCM audio",
strf->bits_per_sample);
}
}
} else if (subformat_guid[0] == 0x00000003) {
GST_DEBUG ("FLOAT");
if (strf != NULL) {
gint ba = strf->blockalign;
gint wd = ba * 8 / strf->channels;
caps = gst_caps_new_simple ("audio/x-raw",
"format", G_TYPE_STRING, wd == 32 ? "F32LE" : "F64LE",
"layout", G_TYPE_STRING, "interleaved",
"channels", G_TYPE_INT, strf->channels,
"rate", G_TYPE_INT, strf->rate, NULL);
if (codec_name) {
*codec_name =
g_strdup_printf ("Uncompressed %d-bit IEEE float audio",
strf->bits_per_sample);
}
}
} else if (subformat_guid[0] == 0x0000006) {
GST_DEBUG ("ALAW");
if (strf != NULL) {
if (strf->bits_per_sample != 8) {
GST_WARNING ("invalid depth (%d) of alaw audio, overwriting.",
strf->bits_per_sample);
strf->bits_per_sample = 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->bits_per_sample;
strf->blockalign = strf->av_bps * strf->channels;
}
}
rate_max = 48000;
caps = gst_caps_new_empty_simple ("audio/x-alaw");
if (codec_name)
*codec_name = g_strdup ("A-law audio");
} else if (subformat_guid[0] == 0x00000007) {
GST_DEBUG ("MULAW");
if (strf != NULL) {
if (strf->bits_per_sample != 8) {
GST_WARNING ("invalid depth (%d) of mulaw audio, overwriting.",
strf->bits_per_sample);
strf->bits_per_sample = 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->bits_per_sample;
strf->blockalign = strf->av_bps * strf->channels;
}
}
rate_max = 48000;
caps = gst_caps_new_empty_simple ("audio/x-mulaw");
if (codec_name)
*codec_name = g_strdup ("Mu-law audio");
} else if (subformat_guid[0] == 0x00000092) {
GST_DEBUG ("FIXME: handle DOLBY AC3 SPDIF format");
GST_DEBUG ("WAVE_FORMAT_EXTENSIBLE AC-3 SPDIF audio");
caps = gst_caps_new_empty_simple ("audio/x-ac3");
if (codec_name)
*codec_name = g_strdup ("wavext AC-3 SPDIF audio");
} else if (subformat_guid[0] == GST_RIFF_WAVE_FORMAT_EXTENSIBLE) {
GST_DEBUG ("WAVE_FORMAT_EXTENSIBLE nested");
} else {
/* recurse where no special consideration has yet to be identified
* for the subformat guid */
caps = gst_riff_create_audio_caps (subformat_guid[0], strh, strf,
strf_data, strd_data, codec_name, channel_reorder_map);
if (!codec_name)
GST_DEBUG ("WAVE_FORMAT_EXTENSIBLE audio");
if (caps) {
if (codec_name) {
GST_DEBUG ("WAVE_FORMAT_EXTENSIBLE %s", *codec_name);
*codec_name = g_strjoin ("wavext ", *codec_name, NULL);
}
return caps;
}
}
} else if (subformat_guid[0] == 0x6ba47966 &&
subformat_guid[1] == 0x41783f83 &&
subformat_guid[2] == 0xf0006596 && subformat_guid[3] == 0xe59262bf) {
caps = gst_caps_new_empty_simple ("application/x-ogg-avi");
if (codec_name)
*codec_name = g_strdup ("Ogg-AVI");
}
if (strf != NULL) {
/* If channel_mask == 0 and channels > 1 let's
* assume default layout as some wav files don't have the
* channel mask set. Don't set the layout for 1 channel. */
if (channel_mask == 0 && strf->channels > 1)
channel_mask =
gst_riff_wavext_get_default_channel_mask (strf->channels);
if ((channel_mask != 0 || strf->channels > 1) &&
!gst_riff_wavext_add_channel_mask (caps, strf->channels,
channel_mask, channel_reorder_map)) {
GST_WARNING ("failed to add channel layout");
gst_caps_unref (caps);
caps = NULL;
}
rate_chan = FALSE;
}
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_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) {
if (rate_min == rate_max)
gst_caps_set_simple (caps, "rate", G_TYPE_INT, rate_min, NULL);
else
gst_caps_set_simple (caps,
"rate", GST_TYPE_INT_RANGE, rate_min, rate_max, NULL);
if (channels_max == 1)
gst_caps_set_simple (caps, "channels", G_TYPE_INT, 1, NULL);
else
gst_caps_set_simple (caps,
"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', 'S', 'C', 'D'),
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 ('M', '4', 'C', 'C'),
GST_MAKE_FOURCC ('F', 'L', 'V', '1'),
GST_MAKE_FOURCC ('F', 'L', 'V', '4'),
GST_MAKE_FOURCC ('H', '2', '6', '3'),
GST_MAKE_FOURCC ('V', 'X', '1', 'K'),
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 ('L', '2', '6', '4'),
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 ('U', 'Y', 'V', 'Y'),
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'),
GST_MAKE_FOURCC ('F', 'F', 'V', '1'),
GST_MAKE_FOURCC ('K', 'M', 'V', 'C'),
GST_MAKE_FOURCC ('V', 'P', '5', '0'),
GST_MAKE_FOURCC ('V', 'P', '6', '0'),
GST_MAKE_FOURCC ('V', 'P', '6', 'F'),
GST_MAKE_FOURCC ('V', 'P', '7', '0'),
GST_MAKE_FOURCC ('V', 'P', '8', '0'),
GST_MAKE_FOURCC ('L', 'M', '2', '0'),
GST_MAKE_FOURCC ('R', 'P', 'Z', 'A'),
GST_MAKE_FOURCC ('T', 'H', 'E', 'O'),
GST_MAKE_FOURCC ('F', 'P', 'S', '1'),
GST_MAKE_FOURCC ('A', 'A', 'S', 'C'),
GST_MAKE_FOURCC ('Y', 'V', '1', '2'),
GST_MAKE_FOURCC ('L', 'O', 'C', 'O'),
GST_MAKE_FOURCC ('Z', 'M', 'B', 'V'),
GST_MAKE_FOURCC ('v', '2', '1', '0'),
GST_MAKE_FOURCC ('r', '2', '1', '0'),
/* 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_DSP_TRUESPEECH,
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,
GST_RIFF_WAVE_FORMAT_ADPCM_IMA_WAV,
GST_RIFF_WAVE_FORMAT_AMR_NB,
GST_RIFF_WAVE_FORMAT_AMR_WB,
GST_RIFF_WAVE_FORMAT_SIREN,
/* 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,
NULL);
if (one)
gst_caps_append (caps, one);
}
one = gst_caps_new_empty_simple ("application/x-ogg-avi");
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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