XviD Api4 driver from http://ed.gomez.free.fr/

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11438 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 247 insertions, 0 deletions

diff --git a/libmpcodecs/vd_xvid4.c b/libmpcodecs/vd_xvid4.c
new file mode 100644
index 0000000000..7c200fc47b
--- /dev/null
+++ b/libmpcodecs/vd_xvid4.c
@@ -0,0 +1,247 @@
+/*****************************************************************************
+ *
+ *  - XviD 1.0 decoder module for mplayer/mencoder -
+ *
+ *  Copyright(C) 2003 Marco Belli <elcabesa@inwind.it>
+ *               2003 Edouard Gomez <ed.gomez@free.fr>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Includes
+ ****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "config.h"
+#include "mp_msg.h"
+
+#ifdef HAVE_XVID4
+
+#include "vd_internal.h"
+#include "m_option.h"
+
+#include <xvid.h>
+
+/*****************************************************************************
+ * Configuration options
+ ****************************************************************************/
+
+static int do_dr2 = 1;
+
+m_option_t xvid_dec_opts[] = {
+	{ "dr2", &do_dr2, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+	{ "nodr2", &do_dr2, CONF_TYPE_FLAG, 0, 1, 0, NULL},
+	{NULL, NULL, 0, 0, 0, 0, NULL}
+};
+
+/*****************************************************************************
+ * Module private data
+ ****************************************************************************/
+
+typedef struct {
+	int cs;
+	unsigned char img_type;
+	void* hdl;
+	mp_image_t* mpi;
+} priv_t;
+
+/*****************************************************************************
+ * Video decoder API function definitions
+ ****************************************************************************/
+
+/*============================================================================
+ * control - to set/get/query special features/parameters
+ *==========================================================================*/
+
+static int control(sh_video_t *sh,int cmd,void* arg,...)
+{
+	return(CONTROL_UNKNOWN);
+}
+
+/*============================================================================
+ * init - initialize the codec
+ *==========================================================================*/
+
+static int init(sh_video_t *sh)
+{
+	xvid_gbl_init_t xvid_ini;
+	xvid_dec_create_t dec_p;
+	priv_t* p;
+	int cs;
+
+	memset(&xvid_ini, 0, sizeof(xvid_gbl_init_t));
+	xvid_ini.version = XVID_VERSION;
+	memset(&dec_p, 0, sizeof(xvid_dec_create_t));
+	dec_p.version = XVID_VERSION;
+
+	if(!mpcodecs_config_vo(sh, sh->disp_w, sh->disp_h, IMGFMT_YV12))
+		return(0);
+
+	switch(sh->codec->outfmt[sh->outfmtidx]){
+	case IMGFMT_YV12:
+		/* We will use our own buffers, this speeds decoding avoiding
+		 * frame memcpy's overhead */
+		cs = (do_dr2)?XVID_CSP_INTERNAL:XVID_CSP_USER;
+		break;
+	case IMGFMT_YUY2:
+		cs = XVID_CSP_YUY2;
+		break;
+	case IMGFMT_UYVY:
+		cs = XVID_CSP_UYVY;
+		break;
+	case IMGFMT_I420: 
+	case IMGFMT_IYUV:
+		/* We will use our own buffers, this speeds decoding avoiding
+		 * frame memcpy's overhead */
+		cs = (do_dr2)?XVID_CSP_INTERNAL:XVID_CSP_USER;
+		break;
+	case IMGFMT_BGR15: 
+		cs = XVID_CSP_RGB555;
+		break;
+	case IMGFMT_BGR16: 
+		cs = XVID_CSP_RGB565;
+		break;
+	case IMGFMT_BGR32:
+		cs = XVID_CSP_BGRA;
+		break;
+	case IMGFMT_YVYU:
+		cs = XVID_CSP_YVYU;
+		break;
+	default:
+		mp_msg(MSGT_DECVIDEO, MSGL_ERR, "Unsupported out_fmt: 0x%X\n",
+		       sh->codec->outfmt[sh->outfmtidx]);
+		return(0);
+	}
+
+	if(xvid_global(NULL, XVID_GBL_INIT, &xvid_ini, NULL))
+		return(0);
+
+	dec_p.width = sh->disp_w;
+	dec_p.height =  sh->disp_h;
+
+	if(xvid_decore(0, XVID_DEC_CREATE, &dec_p, NULL)<0) {
+		mp_msg(MSGT_DECVIDEO, MSGL_ERR, "XviD init failed\n");
+		return(0);
+	}
+
+	p = (priv_t*)malloc(sizeof(priv_t));
+	p->cs = cs;
+	p->hdl = dec_p.handle;
+	sh->context = p;
+
+	switch(cs) {
+	case XVID_CSP_INTERNAL:
+		p->img_type = MP_IMGTYPE_EXPORT;
+		break;
+	case XVID_CSP_USER:
+		p->img_type = MP_IMGTYPE_STATIC;
+		break;
+	default:
+		p->img_type = MP_IMGTYPE_TEMP;
+		break;
+	}
+
+	return(1);
+}
+
+/*============================================================================
+ * uninit - close the codec
+ *==========================================================================*/
+
+static void uninit(sh_video_t *sh){
+	priv_t* p = sh->context;
+	if(!p)
+		return;
+	xvid_decore(p->hdl,XVID_DEC_DESTROY, NULL, NULL);
+	free(p);
+}
+
+/*============================================================================
+ * decode - decode a frame from stream
+ *==========================================================================*/
+
+static mp_image_t* decode(sh_video_t *sh, void* data, int len, int flags)
+{
+	xvid_dec_frame_t dec;
+	priv_t* p = sh->context;
+
+	mp_image_t* mpi = mpcodecs_get_image(sh, p->img_type,
+					     MP_IMGFLAG_ACCEPT_STRIDE,
+					     sh->disp_w,sh->disp_h);
+
+	if(!data || !mpi || len <= 0)
+		return(NULL);
+
+	memset(&dec,0,sizeof(xvid_dec_frame_t));
+	dec.version = XVID_VERSION;
+
+	dec.bitstream = data;
+	dec.length = len;
+
+	dec.general |= XVID_LOWDELAY;
+
+	dec.output.csp = p->cs;   
+
+	if(p->cs != XVID_CSP_INTERNAL) {
+		dec.output.plane[0] = mpi->planes[0];
+		dec.output.plane[1] = mpi->planes[1];
+		dec.output.plane[2] = mpi->planes[2];
+
+		dec.output.stride[0] = mpi->stride[0]; 
+		dec.output.stride[1] = mpi->stride[1]; 
+		dec.output.stride[2] = mpi->stride[2];
+	}
+
+	if(xvid_decore(p->hdl, XVID_DEC_DECODE, &dec, NULL) < 0) {
+		mp_msg(MSGT_DECVIDEO, MSGL_ERR, "Decoding error\n");
+		return(NULL);
+	}
+
+	if(p->cs == XVID_CSP_INTERNAL) {
+		mpi->planes[0] = dec.output.plane[0];
+		mpi->planes[1] = dec.output.plane[1];
+		mpi->planes[2] = dec.output.plane[2];
+
+		mpi->stride[0] = dec.output.stride[0];
+		mpi->stride[1] = dec.output.stride[1];
+		mpi->stride[2] = dec.output.stride[2];
+	}
+
+	return(mpi);
+}
+
+/*****************************************************************************
+ * Module structure definition
+ ****************************************************************************/
+
+static vd_info_t info = 
+{
+	"XviD 1.0 decoder",
+	"xvid",
+	"Marco Belli <elcabesa@inwind.it>, Edouard Gomez <ed.gomez@free.fr>",
+	"Marco Belli <elcabesa@inwind.it>, Edouard Gomez <ed.gomez@free.fr>",
+	"No Comment"
+};
+
+LIBVD_EXTERN(xvid)
+
+#endif  /* HAVE_XVID4 */
+
+/* Please do not change that tag comment.
+ * arch-tag: b7d654a5-76ea-4768-9713-2c791567fe7d mplayer xvid decoder module */