From 58f26ba9162f492387c2f5b34856df74644a82f8 Mon Sep 17 00:00:00 2001
From: Fabrice Bellard <fabrice@bellard.org>
Date: Wed, 15 Aug 2001 13:12:23 +0000
Subject: [PATCH] changed opendivx to mpeg4

Originally committed as revision 102 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libav/avienc.c          | 6 +++---
 libavcodec/apiexample.c | 8 ++++----
 libavcodec/mpegvideo.c  | 8 ++++----
 libavcodec/mpegvideo.h  | 3 ++-
 libavcodec/utils.c      | 4 ++--
 5 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/libav/avienc.c b/libav/avienc.c
index ffd581bc8b..52ce3612af 100644
--- a/libav/avienc.c
+++ b/libav/avienc.c
@@ -58,9 +58,9 @@ CodecTag codec_bmp_tags[] = {
     { CODEC_ID_H263, MKTAG('U', '2', '6', '3') },
     { CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* intel h263 */
     { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') },
-    { CODEC_ID_OPENDIVX, MKTAG('D', 'I', 'V', 'X') },
-    { CODEC_ID_OPENDIVX, MKTAG('d', 'i', 'v', 'x') },
-    { CODEC_ID_OPENDIVX, MKTAG(0x04, 0, 0, 0) }, /* some broken avi use this */
+    { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') },
+    { CODEC_ID_MPEG4, MKTAG('d', 'i', 'v', 'x') },
+    { CODEC_ID_MPEG4, MKTAG(0x04, 0, 0, 0) }, /* some broken avi use this */
     { CODEC_ID_MSMPEG4, MKTAG('D', 'I', 'V', '3') }, /* default signature when using MSMPEG4 */
     { CODEC_ID_MSMPEG4, MKTAG('M', 'P', '4', '3') }, 
     { 0, 0 },
diff --git a/libavcodec/apiexample.c b/libavcodec/apiexample.c
index e7ae6e80be..cab7d79b69 100644
--- a/libavcodec/apiexample.c
+++ b/libavcodec/apiexample.c
@@ -292,7 +292,7 @@ void video_decode_example(const char *outfilename, const char *filename)
     /* put default values */
     memset(c, 0, sizeof(*c));
 
-    /* for some codecs, such as msmpeg4 and opendivx, width and height
+    /* for some codecs, such as msmpeg4 and mpeg4, width and height
        MUST be initialized there because these info are not available
        in the bitstream */
 
@@ -320,9 +320,9 @@ void video_decode_example(const char *outfilename, const char *filename)
            and this is the only method to use them because you cannot
            know the compressed data size before analysing it. 
 
-           BUT some other codecs (msmpeg4, opendivx) are inherently
-           frame based, so you must call them with all the data for
-           one frame exactly. You must also initialize 'width' and
+           BUT some other codecs (msmpeg4, mpeg4) are inherently frame
+           based, so you must call them with all the data for one
+           frame exactly. You must also initialize 'width' and
            'height' before initializing them. */
 
         /* NOTE2: some codecs allow the raw parameters (frame size,
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index add0c69121..ea7979bb82 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -283,7 +283,7 @@ int MPV_encode_init(AVCodecContext *avctx)
         s->out_format = FMT_H263;
         s->h263_rv10 = 1;
         break;
-    case CODEC_ID_OPENDIVX:
+    case CODEC_ID_MPEG4:
         s->out_format = FMT_H263;
         s->h263_pred = 1;
         s->unrestricted_mv = 1;
@@ -1341,10 +1341,10 @@ AVCodec mjpeg_encoder = {
     MPV_encode_end,
 };
 
-AVCodec opendivx_encoder = {
-    "opendivx",
+AVCodec mpeg4_encoder = {
+    "mpeg4",
     CODEC_TYPE_VIDEO,
-    CODEC_ID_OPENDIVX,
+    CODEC_ID_MPEG4,
     sizeof(MpegEncContext),
     MPV_encode_init,
     MPV_encode_picture,
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 1da8456f1a..dccdeb24bf 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -31,6 +31,7 @@ enum OutputFormat {
 #define MPEG_BUF_SIZE (16 * 1024)
 
 typedef struct MpegEncContext {
+    struct AVCodecContext *avctx;
     /* the following parameters must be initialized before encoding */
     int width, height; /* picture size. must be a multiple of 16 */
     int gop_size;
@@ -40,7 +41,7 @@ typedef struct MpegEncContext {
     enum OutputFormat out_format; /* output format */
     int h263_plus; /* h263 plus headers */
     int h263_rv10; /* use RV10 variation for H263 */
-    int h263_pred; /* use OpenDIVX (aka mpeg4) ac/dc predictions */
+    int h263_pred; /* use mpeg4/h263 ac/dc predictions */
     int h263_msmpeg4; /* generate MSMPEG4 compatible stream */
     int h263_intel; /* use I263 intel h263 header */
     int fixed_qscale; /* fixed qscale if non zero */
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index b32bd18033..26510d87cf 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -350,7 +350,7 @@ void avcodec_register_all(void)
     register_avcodec(&h263p_encoder);
     register_avcodec(&rv10_encoder);
     register_avcodec(&mjpeg_encoder);
-    register_avcodec(&opendivx_encoder);
+    register_avcodec(&mpeg4_encoder);
     register_avcodec(&msmpeg4_encoder);
 #endif /* CONFIG_ENCODERS */
     register_avcodec(&pcm_codec);
@@ -359,7 +359,7 @@ void avcodec_register_all(void)
     /* decoders */
 #ifdef CONFIG_DECODERS
     register_avcodec(&h263_decoder);
-    register_avcodec(&opendivx_decoder);
+    register_avcodec(&mpeg4_decoder);
     register_avcodec(&msmpeg4_decoder);
     register_avcodec(&mpeg_decoder);
     register_avcodec(&h263i_decoder);