Added the riff code into a seperate library in /libs dir. The plugin loader also checks the /libs path.

Original commit message from CVS:
Added the riff code into a seperate library in /libs dir. The plugin
loader also checks the /libs path.
The avi parser now uses the riff library.
WAV is broken.
This commit is contained in:
Wim Taymans 2000-03-19 00:59:05 +00:00
parent bdd86b10d1
commit 39d3ec0a0d
9 changed files with 494 additions and 5 deletions

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@ -1 +1,2 @@
Erik Walthinsen <omega@cse.ogi.edu> Erik Walthinsen <omega@cse.ogi.edu>
Wim Taymans <wim.taymans@tvd.be>

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@ -294,11 +294,12 @@ gst/types/Makefile
gst/meta/Makefile gst/meta/Makefile
gst/elements/Makefile gst/elements/Makefile
gst/xml/Makefile gst/xml/Makefile
libs/Makefile
libs/riff/Makefile
plugins/Makefile plugins/Makefile
plugins/au/Makefile plugins/au/Makefile
plugins/wav/Makefile plugins/wav/Makefile
plugins/riff/Makefile plugins/avi/Makefile
plugins/riff/avi/Makefile
plugins/mp3decode/Makefile plugins/mp3decode/Makefile
plugins/mp3decode/xa/Makefile plugins/mp3decode/xa/Makefile
plugins/mp3decode/xing/Makefile plugins/mp3decode/xing/Makefile

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@ -55,6 +55,9 @@ void _gst_plugin_initialize() {
/* the catch-all plugins directory */ /* the catch-all plugins directory */
_gst_plugin_paths = g_list_prepend(_gst_plugin_paths, _gst_plugin_paths = g_list_prepend(_gst_plugin_paths,
PLUGINS_SRCDIR "/plugins"); PLUGINS_SRCDIR "/plugins");
/* the libreary directory */
_gst_plugin_paths = g_list_prepend(_gst_plugin_paths,
PLUGINS_SRCDIR "/libs");
/* location libgstelements.so */ /* location libgstelements.so */
_gst_plugin_paths = g_list_prepend(_gst_plugin_paths, _gst_plugin_paths = g_list_prepend(_gst_plugin_paths,
PLUGINS_SRCDIR "/gst/elements"); PLUGINS_SRCDIR "/gst/elements");

3
libs/Makefile.am Normal file
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@ -0,0 +1,3 @@
SUBDIRS = riff
DIST_SUBDIRS = riff

12
libs/riff/Makefile.am Normal file
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@ -0,0 +1,12 @@
filterdir = $(libdir)/gst
filter_LTLIBRARIES = libgstriff.la
libgstriff_la_SOURCES = gstriff.c
noinst_HEADERS = gstriff.h
CFLAGS += -O2 -Wall
INCLUDES = $(GLIB_CFLAGS) $(GTK_CFLAGS) -I$(top_srcdir)
LDADD = $(GLIB_LIBS) $(GTK_LIBS) $(top_srcdir)/gst/libgst.la

148
libs/riff/gstriff.c Normal file
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@ -0,0 +1,148 @@
/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
#include <gstriff.h>
GstRiff *gst_riff_new(GstRiffCallback function, gpointer data) {
GstRiff *riff;
riff = (GstRiff *)g_malloc(sizeof(GstRiff));
g_return_val_if_fail(riff != NULL, NULL);
riff->form = 0;
riff->chunks = NULL;
riff->state = 0;
riff->curoffset = 0;
riff->nextlikely = 0;
riff->new_tag_found = function;
riff->callback_data = data;
return riff;
}
gint gst_riff_next_buffer(GstRiff *riff,GstBuffer *buf,gulong off) {
gulong last;
GstRiffChunk *chunk;
g_return_val_if_fail(riff != NULL, GST_RIFF_EINVAL);
g_return_val_if_fail(buf != NULL, GST_RIFF_EINVAL);
g_return_val_if_fail(GST_BUFFER_DATA(buf) != NULL, GST_RIFF_EINVAL);
last = off + GST_BUFFER_SIZE(buf);
//g_print("offset new buffer 0x%08lx\n", off);
if (off == 0) {
gulong *words = (gulong *)GST_BUFFER_DATA(buf);
// don't even try to parse the head if it's not there
if (last < 12) {
riff->state = GST_RIFF_ENOTRIFF;
return riff->state;
}
//g_print("testing is 0x%08lx '%s'\n",words[0],gst_riff_id_to_fourcc(words[0]));
/* verify this is a valid RIFF file, first of all */
if (words[0] != GST_RIFF_TAG_RIFF) {
riff->state = GST_RIFF_ENOTRIFF;
return riff->state;
}
riff->form = words[2];
//g_print("form is 0x%08lx '%s'\n",words[2],gst_riff_id_to_fourcc(words[2]));
riff->nextlikely = 12; /* skip 'RIFF', length, and form */
}
/* loop while the next likely chunk header is in this buffer */
while ((riff->nextlikely+12) < last) {
gulong *words = (gulong *)((guchar *)GST_BUFFER_DATA(buf) + riff->nextlikely - off );
// loop over all of the chunks to check which one is finished
while (riff->chunks) {
chunk = g_list_nth_data(riff->chunks, 0);
//g_print("next 0x%08x offset 0x%08lx size 0x%08x\n",riff->nextlikely, chunk->offset, chunk->size);
if (riff->nextlikely >= chunk->offset+chunk->size) {
//g_print("found END LIST\n");
// we have the end of the chunk on the stack, remove it
riff->chunks = g_list_remove(riff->chunks, chunk);
}
else break;
}
//g_print("next likely chunk is at offset 0x%08x\n",riff->nextlikely);
chunk = (GstRiffChunk *)g_malloc(sizeof(GstRiffChunk));
g_return_val_if_fail(chunk != NULL, GST_RIFF_ENOMEM);
chunk->offset = riff->nextlikely+8; /* point to the actual data */
chunk->id = words[0];
chunk->size = words[1];
chunk->data = (gchar *)(words+2);
// we need word alignment
if (chunk->size & 0x01) chunk->size++;
chunk->form = words[2]; /* fill in the form, might not be valid */
// send the buffer to the listener if we have received a function
if (riff->new_tag_found) {
riff->new_tag_found(chunk, riff->callback_data);
}
if (chunk->id == GST_RIFF_TAG_LIST) {
//g_print("found LIST %s\n", gst_riff_id_to_fourcc(chunk->form));
riff->nextlikely += 12;
// we push the list chunk on our 'stack'
riff->chunks = g_list_prepend(riff->chunks,chunk);
}
else {
//g_print("chunk id is 0x%08lx '%s' and is 0x%08lx long\n",words[0],
// gst_riff_id_to_fourcc(words[0]),words[1]);
riff->nextlikely += 8 + chunk->size; /* doesn't include hdr */
g_free(chunk);
//riff->chunks = g_list_prepend(riff->chunks,chunk);
}
}
return 0;
}
gulong gst_riff_fourcc_to_id(gchar *fourcc) {
g_return_val_if_fail(fourcc != NULL, 0);
return (fourcc[0] << 0) | (fourcc[1] << 8) |
(fourcc[2] << 16) | (fourcc[3] << 24);
}
gchar *gst_riff_id_to_fourcc(gulong id) {
gchar *fourcc = (gchar *)g_malloc(5);
g_return_val_if_fail(fourcc != NULL, NULL);
fourcc[0] = (id >> 0) & 0xff;
fourcc[1] = (id >> 8) & 0xff;
fourcc[2] = (id >> 16) & 0xff;
fourcc[3] = (id >> 24) & 0xff;
fourcc[4] = 0;
return fourcc;
}

317
libs/riff/gstriff.h Normal file
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@ -0,0 +1,317 @@
/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
#ifndef __GST_RIFF_H__
#define __GST_RIFF_H__
#include <gst/gstbuffer.h>
#include <gst/gstplugin.h>
#define GST_RIFF_ENOTRIFF -1 /* not a RIFF file */
#define GST_RIFF_EINVAL -2 /* wrong parameters */
#define GST_RIFF_ENOMEM -3 /* out of memory */
#define MAKE_FOUR_CC(a,b,c,d) ( ((guint32)a) | (((guint32)b)<< 8) | \
((guint32)c)<<16 | (((guint32)d)<<24) )
/* RIFF types */
#define GST_RIFF_RIFF_WAVE MAKE_FOUR_CC('W','A','V','E')
#define GST_RIFF_RIFF_AVI MAKE_FOUR_CC('A','V','I',' ')
/* tags */
#define GST_RIFF_TAG_RIFF MAKE_FOUR_CC('R','I','F','F')
#define GST_RIFF_TAG_RIFX MAKE_FOUR_CC('R','I','F','X')
#define GST_RIFF_TAG_LIST MAKE_FOUR_CC('L','I','S','T')
#define GST_RIFF_TAG_avih MAKE_FOUR_CC('a','v','i','h')
#define GST_RIFF_TAG_strd MAKE_FOUR_CC('s','t','r','d')
#define GST_RIFF_TAG_strh MAKE_FOUR_CC('s','t','r','h')
#define GST_RIFF_TAG_strf MAKE_FOUR_CC('s','t','r','f')
#define GST_RIFF_TAG_vedt MAKE_FOUR_CC('v','e','d','t')
#define GST_RIFF_TAG_JUNK MAKE_FOUR_CC('J','U','N','K')
#define GST_RIFF_TAG_idx1 MAKE_FOUR_CC('i','d','x','1')
/* WAV stuff */
#define GST_RIFF_TAG_fmt MAKE_FOUR_CC('f','m','t',' ')
#define GST_RIFF_TAG_data MAKE_FOUR_CC('d','a','t','a')
/* LIST types */
#define GST_RIFF_LIST_movi MAKE_FOUR_CC('m','o','v','i')
#define GST_RIFF_LIST_hdrl MAKE_FOUR_CC('h','d','r','l')
#define GST_RIFF_LIST_strl MAKE_FOUR_CC('s','t','r','l')
/* fcc types */
#define GST_RIFF_FCC_vids MAKE_FOUR_CC('v','i','d','s')
#define GST_RIFF_FCC_auds MAKE_FOUR_CC('a','u','d','s')
#define GST_RIFF_FCC_pads MAKE_FOUR_CC('p','a','d','s')
#define GST_RIFF_FCC_txts MAKE_FOUR_CC('t','x','t','s')
/* fcc handlers */
#define GST_RIFF_FCCH_RLE MAKE_FOUR_CC('R','L','E',' ')
#define GST_RIFF_FCCH_msvc MAKE_FOUR_CC('m','s','v','c')
#define GST_RIFF_FCCH_MSVC MAKE_FOUR_CC('M','S','V','C')
/*********Chunk Names***************/
#define GST_RIFF_FF00 MAKE_FOUR_CC(0xFF,0xFF,0x00,0x00)
#define GST_RIFF_00 MAKE_FOUR_CC( '0', '0',0x00,0x00)
#define GST_RIFF_01 MAKE_FOUR_CC( '0', '1',0x00,0x00)
#define GST_RIFF_02 MAKE_FOUR_CC( '0', '2',0x00,0x00)
#define GST_RIFF_03 MAKE_FOUR_CC( '0', '3',0x00,0x00)
#define GST_RIFF_04 MAKE_FOUR_CC( '0', '4',0x00,0x00)
#define GST_RIFF_05 MAKE_FOUR_CC( '0', '5',0x00,0x00)
#define GST_RIFF_06 MAKE_FOUR_CC( '0', '6',0x00,0x00)
#define GST_RIFF_07 MAKE_FOUR_CC( '0', '7',0x00,0x00)
#define GST_RIFF_00pc MAKE_FOUR_CC( '0', '0', 'p', 'c')
#define GST_RIFF_01pc MAKE_FOUR_CC( '0', '1', 'p', 'c')
#define GST_RIFF_00dc MAKE_FOUR_CC( '0', '0', 'd', 'c')
#define GST_RIFF_00dx MAKE_FOUR_CC( '0', '0', 'd', 'x')
#define GST_RIFF_00db MAKE_FOUR_CC( '0', '0', 'd', 'b')
#define GST_RIFF_00xx MAKE_FOUR_CC( '0', '0', 'x', 'x')
#define GST_RIFF_00id MAKE_FOUR_CC( '0', '0', 'i', 'd')
#define GST_RIFF_00rt MAKE_FOUR_CC( '0', '0', 'r', 't')
#define GST_RIFF_0021 MAKE_FOUR_CC( '0', '0', '2', '1')
#define GST_RIFF_00iv MAKE_FOUR_CC( '0', '0', 'i', 'v')
#define GST_RIFF_0031 MAKE_FOUR_CC( '0', '0', '3', '1')
#define GST_RIFF_0032 MAKE_FOUR_CC( '0', '0', '3', '2')
#define GST_RIFF_00vc MAKE_FOUR_CC( '0', '0', 'v', 'c')
#define GST_RIFF_00xm MAKE_FOUR_CC( '0', '0', 'x', 'm')
#define GST_RIFF_01wb MAKE_FOUR_CC( '0', '1', 'w', 'b')
#define GST_RIFF_01dc MAKE_FOUR_CC( '0', '1', 'd', 'c')
/*********VIDEO CODECS**************/
#define GST_RIFF_cram MAKE_FOUR_CC( 'c', 'r', 'a', 'm')
#define GST_RIFF_CRAM MAKE_FOUR_CC( 'C', 'R', 'A', 'M')
#define GST_RIFF_wham MAKE_FOUR_CC( 'w', 'h', 'a', 'm')
#define GST_RIFF_WHAM MAKE_FOUR_CC( 'W', 'H', 'A', 'M')
#define GST_RIFF_rgb MAKE_FOUR_CC(0x00,0x00,0x00,0x00)
#define GST_RIFF_RGB MAKE_FOUR_CC( 'R', 'G', 'B', ' ')
#define GST_RIFF_rle8 MAKE_FOUR_CC(0x01,0x00,0x00,0x00)
#define GST_RIFF_RLE8 MAKE_FOUR_CC( 'R', 'L', 'E', '8')
#define GST_RIFF_rle4 MAKE_FOUR_CC(0x02,0x00,0x00,0x00)
#define GST_RIFF_RLE4 MAKE_FOUR_CC( 'R', 'L', 'E', '4')
#define GST_RIFF_none MAKE_FOUR_CC(0x00,0x00,0xFF,0xFF)
#define GST_RIFF_NONE MAKE_FOUR_CC( 'N', 'O', 'N', 'E')
#define GST_RIFF_pack MAKE_FOUR_CC(0x01,0x00,0xFF,0xFF)
#define GST_RIFF_PACK MAKE_FOUR_CC( 'P', 'A', 'C', 'K')
#define GST_RIFF_tran MAKE_FOUR_CC(0x02,0x00,0xFF,0xFF)
#define GST_RIFF_TRAN MAKE_FOUR_CC( 'T', 'R', 'A', 'N')
#define GST_RIFF_ccc MAKE_FOUR_CC(0x03,0x00,0xFF,0xFF)
#define GST_RIFF_CCC MAKE_FOUR_CC( 'C', 'C', 'C', ' ')
#define GST_RIFF_cyuv MAKE_FOUR_CC( 'c', 'y', 'u', 'v')
#define GST_RIFF_CYUV MAKE_FOUR_CC( 'C', 'Y', 'U', 'V')
#define GST_RIFF_jpeg MAKE_FOUR_CC(0x04,0x00,0xFF,0xFF)
#define GST_RIFF_JPEG MAKE_FOUR_CC( 'J', 'P', 'E', 'G')
#define GST_RIFF_MJPG MAKE_FOUR_CC( 'M', 'J', 'P', 'G')
#define GST_RIFF_mJPG MAKE_FOUR_CC( 'm', 'J', 'P', 'G')
#define GST_RIFF_IJPG MAKE_FOUR_CC( 'I', 'J', 'P', 'G')
#define GST_RIFF_rt21 MAKE_FOUR_CC( 'r', 't', '2', '1')
#define GST_RIFF_RT21 MAKE_FOUR_CC( 'R', 'T', '2', '1')
#define GST_RIFF_iv31 MAKE_FOUR_CC( 'i', 'v', '3', '1')
#define GST_RIFF_IV31 MAKE_FOUR_CC( 'I', 'V', '3', '1')
#define GST_RIFF_iv32 MAKE_FOUR_CC( 'i', 'v', '3', '2')
#define GST_RIFF_IV32 MAKE_FOUR_CC( 'I', 'V', '3', '2')
#define GST_RIFF_iv41 MAKE_FOUR_CC( 'i', 'v', '4', '1')
#define GST_RIFF_IV41 MAKE_FOUR_CC( 'I', 'V', '4', '1')
#define GST_RIFF_iv50 MAKE_FOUR_CC( 'i', 'v', '5', '0')
#define GST_RIFF_IV50 MAKE_FOUR_CC( 'I', 'V', '5', '0')
#define GST_RIFF_cvid MAKE_FOUR_CC( 'c', 'v', 'i', 'd')
#define GST_RIFF_CVID MAKE_FOUR_CC( 'C', 'V', 'I', 'D')
#define GST_RIFF_ULTI MAKE_FOUR_CC( 'U', 'L', 'T', 'I')
#define GST_RIFF_ulti MAKE_FOUR_CC( 'u', 'l', 't', 'i')
#define GST_RIFF_YUV9 MAKE_FOUR_CC( 'Y', 'V', 'U', '9')
#define GST_RIFF_YVU9 MAKE_FOUR_CC( 'Y', 'U', 'V', '9')
#define GST_RIFF_XMPG MAKE_FOUR_CC( 'X', 'M', 'P', 'G')
#define GST_RIFF_xmpg MAKE_FOUR_CC( 'x', 'm', 'p', 'g')
#define GST_RIFF_VDOW MAKE_FOUR_CC( 'V', 'D', 'O', 'W')
#define GST_RIFF_MVI1 MAKE_FOUR_CC( 'M', 'V', 'I', '1')
#define GST_RIFF_v422 MAKE_FOUR_CC( 'v', '4', '2', '2')
#define GST_RIFF_V422 MAKE_FOUR_CC( 'V', '4', '2', '2')
#define GST_RIFF_mvi1 MAKE_FOUR_CC( 'm', 'v', 'i', '1')
#define GST_RIFF_MPIX MAKE_FOUR_CC(0x04,0x00, 'i', '1') /* MotionPixels munged their id */
#define GST_RIFF_AURA MAKE_FOUR_CC( 'A', 'U', 'R', 'A')
#define GST_RIFF_DMB1 MAKE_FOUR_CC( 'D', 'M', 'B', '1')
#define GST_RIFF_dmb1 MAKE_FOUR_CC( 'd', 'm', 'b', '1')
#define GST_RIFF_BW10 MAKE_FOUR_CC( 'B', 'W', '1', '0')
#define GST_RIFF_bw10 MAKE_FOUR_CC( 'b', 'w', '1', '0')
#define GST_RIFF_yuy2 MAKE_FOUR_CC( 'y', 'u', 'y', '2')
#define GST_RIFF_YUY2 MAKE_FOUR_CC( 'Y', 'U', 'Y', '2')
#define GST_RIFF_YUV8 MAKE_FOUR_CC( 'Y', 'U', 'V', '8')
#define GST_RIFF_WINX MAKE_FOUR_CC( 'W', 'I', 'N', 'X')
#define GST_RIFF_WPY2 MAKE_FOUR_CC( 'W', 'P', 'Y', '2')
#define GST_RIFF_m263 MAKE_FOUR_CC( 'm', '2', '6', '3')
#define GST_RIFF_M263 MAKE_FOUR_CC( 'M', '2', '6', '3')
#define GST_RIFF_Q1_0 MAKE_FOUR_CC( 'Q', '1',0x2e, '0')
#define GST_RIFF_SFMC MAKE_FOUR_CC( 'S', 'F', 'M', 'C')
#define GST_RIFF_y41p MAKE_FOUR_CC( 'y', '4', '1', 'p')
#define GST_RIFF_Y41P MAKE_FOUR_CC( 'Y', '4', '1', 'P')
#define GST_RIFF_yv12 MAKE_FOUR_CC( 'y', 'v', '1', '2')
#define GST_RIFF_YV12 MAKE_FOUR_CC( 'Y', 'V', '1', '2')
#define GST_RIFF_vixl MAKE_FOUR_CC( 'v', 'i', 'x', 'l')
#define GST_RIFF_VIXL MAKE_FOUR_CC( 'V', 'I', 'X', 'L')
#define GST_RIFF_iyuv MAKE_FOUR_CC( 'i', 'y', 'u', 'v')
#define GST_RIFF_IYUV MAKE_FOUR_CC( 'I', 'Y', 'U', 'V')
#define GST_RIFF_i420 MAKE_FOUR_CC( 'i', '4', '2', '0')
#define GST_RIFF_I420 MAKE_FOUR_CC( 'I', '4', '2', '0')
#define GST_RIFF_vyuy MAKE_FOUR_CC( 'v', 'y', 'u', 'y')
#define GST_RIFF_VYUY MAKE_FOUR_CC( 'V', 'Y', 'U', 'Y')
#define GST_RIFF_rpza MAKE_FOUR_CC( 'r', 'p', 'z', 'a')
/* And this here's the mistakes that need to be supported */
#define GST_RIFF_azpr MAKE_FOUR_CC( 'a', 'z', 'p', 'r') /* recognize Apple's rpza mangled? */
/*********** FND in MJPG **********/
#define GST_RIFF_ISFT MAKE_FOUR_CC( 'I', 'S', 'F', 'T')
#define GST_RIFF_IDIT MAKE_FOUR_CC( 'I', 'D', 'I', 'T')
#define GST_RIFF_00AM MAKE_FOUR_CC( '0', '0', 'A', 'M')
#define GST_RIFF_DISP MAKE_FOUR_CC( 'D', 'I', 'S', 'P')
#define GST_RIFF_ISBJ MAKE_FOUR_CC( 'I', 'S', 'B', 'J')
#define GST_RIFF_rec MAKE_FOUR_CC( 'r', 'e', 'c', ' ')
/* common data structures */
struct gst_riff_avih {
guint32 us_frame; /* microsec per frame */
guint32 max_bps; /* byte/s overall */
guint32 pad_gran; /* pad_gran (???) */
guint32 flags;
/* flags values */
#define GST_RIFF_AVIH_HASINDEX 0x00000010 /* has idx1 chunk */
#define GST_RIFF_AVIH_MUSTUSEINDEX 0x00000020 /* must use idx1 chunk to determine order */
#define GST_RIFF_AVIH_ISINTERLEAVED 0x00000100 /* AVI file is interleaved */
#define GST_RIFF_AVIH_WASCAPTUREFILE 0x00010000 /* specially allocated used for capturing real time video */
#define GST_RIFF_AVIH_COPYRIGHTED 0x00020000 /* contains copyrighted data */
guint32 tot_frames; /* # of frames (all) */
guint32 init_frames; /* initial frames (???) */
guint32 streams;
guint32 bufsize; /* suggested buffer size */
guint32 width;
guint32 height;
guint32 scale;
guint32 rate;
guint32 start;
guint32 length;
};
struct gst_riff_strh {
gchar type[4]; /* stream type */
guint32 fcc_handler; /* fcc_handler */
guint32 flags;
/* flags values */
#define GST_RIFF_STRH_DISABLED 0x000000001
#define GST_RIFF_STRH_VIDEOPALCHANGES 0x000010000
guint32 priority;
guint32 init_frames; /* initial frames (???) */
guint32 scale;
guint32 rate;
guint32 start;
guint32 length;
guint32 bufsize; /* suggested buffer size */
guint32 quality;
guint32 samplesize;
/* XXX 16 bytes ? */
};
struct gst_riff_strf_vids { /* == BitMapInfoHeader */
guint32 size;
guint32 width;
guint32 height;
guint16 planes;
guint16 bit_cnt;
gchar compression[4];
guint32 image_size;
guint32 xpels_meter;
guint32 ypels_meter;
guint32 num_colors; /* used colors */
guint32 imp_colors; /* important colors */
/* may be more for some codecs */
};
struct gst_riff_strf_auds { /* == WaveHeader (?) */
guint16 format;
/**** from public Microsoft RIFF docs ******/
#define GST_RIFF_WAVE_FORMAT_UNKNOWN (0x0000)
#define GST_RIFF_WAVE_FORMAT_PCM (0x0001)
#define GST_RIFF_WAVE_FORMAT_ADPCM (0x0002)
#define GST_RIFF_WAVE_FORMAT_IBM_CVSD (0x0005)
#define GST_RIFF_WAVE_FORMAT_ALAW (0x0006)
#define GST_RIFF_WAVE_FORMAT_MULAW (0x0007)
#define GST_RIFF_WAVE_FORMAT_OKI_ADPCM (0x0010)
#define GST_RIFF_WAVE_FORMAT_DVI_ADPCM (0x0011)
#define GST_RIFF_WAVE_FORMAT_DIGISTD (0x0015)
#define GST_RIFF_WAVE_FORMAT_DIGIFIX (0x0016)
#define GST_RIFF_WAVE_FORMAT_YAMAHA_ADPCM (0x0020)
#define GST_RIFF_WAVE_FORMAT_DSP_TRUESPEECH (0x0022)
#define GST_RIFF_WAVE_FORMAT_GSM610 (0x0031)
#define GST_RIFF_IBM_FORMAT_MULAW (0x0101)
#define GST_RIFF_IBM_FORMAT_ALAW (0x0102)
#define GST_RIFF_IBM_FORMAT_ADPCM (0x0103)
guint16 channels;
guint32 rate;
guint32 av_bps;
guint16 blockalign;
guint16 size;
};
typedef struct _GstRiff GstRiff;
typedef struct _GstRiffChunk GstRiffChunk;
typedef void (*GstRiffCallback) (GstRiffChunk *chunk, gpointer data);
struct _GstRiff {
guint32 form;
/* list of chunks, most recent at the head */
GList *chunks;
/* parse state */
gint state;
guint32 curoffset;
guint32 nextlikely;
/* callback function and data pointer */
GstRiffCallback new_tag_found;
gpointer callback_data;
};
struct _GstRiffChunk {
gulong offset;
guint32 id;
guint32 size;
guint32 form; /* for list chunks */
gchar *data;
};
GstRiff *gst_riff_new(GstRiffCallback function, gpointer data);
gint gst_riff_next_buffer(GstRiff *riff,GstBuffer *buf,gulong off);
gulong gst_riff_fourcc_to_id(gchar *fourcc);
gchar *gst_riff_id_to_fourcc(gulong id);
#endif /* __GST_RIFF_H__ */

8
test/.gitignore vendored
View file

@ -5,9 +5,7 @@ Makefile.in
*.la *.la
.deps .deps
.libs .libs
*.xml *.xml
basic basic
m m
types types
@ -35,4 +33,10 @@ ac3play
dvdcat dvdcat
fake fake
cobin cobin
<<<<<<< .cvsignore
videotest
mp1parse mp1parse
aviparse
=======
mp1parse
>>>>>>> 1.2

View file

@ -34,7 +34,7 @@ int main(int argc,char *argv[]) {
src = gst_elementfactory_create(srcfactory,"src"); src = gst_elementfactory_create(srcfactory,"src");
videosink = gst_elementfactory_create(videosinkfactory,"videosink"); videosink = gst_elementfactory_create(videosinkfactory,"videosink");
gtk_object_set(GTK_OBJECT(videosink),"width",640,"height",480,NULL); gtk_object_set(GTK_OBJECT(videosink),"width",120,"height",80,NULL);
gst_bin_add(GST_BIN(bin),GST_ELEMENT(src)); gst_bin_add(GST_BIN(bin),GST_ELEMENT(src));