extern int has_altivec(void);
/**
- * Structure for the private XviD context.
+ * Structure for the private Xvid context.
* This stores all the private context for the codec.
*/
typedef struct xvid_context {
- void *encoder_handle; /** Handle for XviD Encoder */
+ void *encoder_handle; /** Handle for Xvid encoder */
int xsize, ysize; /** Frame size */
- int vop_flags; /** VOP flags for XviD Encoder */
- int vol_flags; /** VOL flags for XviD Encoder */
+ int vop_flags; /** VOP flags for Xvid encoder */
+ int vol_flags; /** VOL flags for Xvid encoder */
int me_flags; /** Motion Estimation flags */
int qscale; /** Do we use constant scale? */
int quicktime_format; /** Are we in a QT-based format? */
* Structure for the private first-pass plugin.
*/
typedef struct xvid_ff_pass1 {
- int version; /** XviD version */
+ int version; /** Xvid version */
xvid_context_t *context; /** Pointer to private context */
} xvid_ff_pass1_t;
x->vop_flags = XVID_VOP_HALFPEL; /* Bare minimum quality */
if( xvid_flags & CODEC_FLAG_4MV )
x->vop_flags |= XVID_VOP_INTER4V; /* Level 3 */
- if( xvid_flags & CODEC_FLAG_TRELLIS_QUANT)
+ if( avctx->trellis
+ )
x->vop_flags |= XVID_VOP_TRELLISQUANT; /* Level 5 */
if( xvid_flags & CODEC_FLAG_AC_PRED )
x->vop_flags |= XVID_VOP_HQACPRED; /* Level 6 */
xvid_gbl_init.debug = 0;
#ifdef ARCH_POWERPC
- /* XviD's PPC support is borked, use libavcodec to detect */
+ /* Xvid's PPC support is borked, use libavcodec to detect */
#ifdef HAVE_ALTIVEC
if( has_altivec() ) {
xvid_gbl_init.cpu_flags = XVID_CPU_FORCE | XVID_CPU_ALTIVEC;
#endif
xvid_gbl_init.cpu_flags = XVID_CPU_FORCE;
#else
- /* XviD can detect on x86 */
+ /* Xvid can detect on x86 */
xvid_gbl_init.cpu_flags = 0;
#endif
xvid_enc_create.width = x->xsize = avctx->width;
xvid_enc_create.height = x->ysize = avctx->height;
- /* XviD can determine the proper profile to use */
+ /* Xvid can determine the proper profile to use */
/* xvid_enc_create.profile = XVID_PROFILE_S_L3; */
/* We don't use zones */
x->old_twopassbuffer = av_malloc(BUFFER_SIZE);
if( x->twopassbuffer == NULL || x->old_twopassbuffer == NULL ) {
av_log(avctx, AV_LOG_ERROR,
- "XviD: Cannot allocate 2-pass log buffers\n");
+ "Xvid: Cannot allocate 2-pass log buffers\n");
return -1;
}
x->twopassbuffer[0] = x->old_twopassbuffer[0] = 0;
fd = av_tempfile("xvidff.", &(x->twopassfile));
if( fd == -1 ) {
av_log(avctx, AV_LOG_ERROR,
- "XviD: Cannot write 2-pass pipe\n");
+ "Xvid: Cannot write 2-pass pipe\n");
return -1;
}
if( avctx->stats_in == NULL ) {
av_log(avctx, AV_LOG_ERROR,
- "XviD: No 2-pass information loaded for second pass\n");
+ "Xvid: No 2-pass information loaded for second pass\n");
return -1;
}
write(fd, avctx->stats_in, strlen(avctx->stats_in)) ) {
close(fd);
av_log(avctx, AV_LOG_ERROR,
- "XviD: Cannot write to 2-pass pipe\n");
+ "Xvid: Cannot write to 2-pass pipe\n");
return -1;
}
if( avctx->gop_size > 0 )
xvid_enc_create.max_key_interval = avctx->gop_size;
else
- xvid_enc_create.max_key_interval = 240; /* XviD's best default */
+ xvid_enc_create.max_key_interval = 240; /* Xvid's best default */
/* Quants */
if( xvid_flags & CODEC_FLAG_QSCALE ) x->qscale = 1;
x->quicktime_format = 1;
avctx->codec_id = CODEC_ID_MPEG4;
} else {
- /* We are claiming to be XviD */
+ /* We are claiming to be Xvid */
x->quicktime_format = 0;
if(!avctx->codec_tag)
avctx->codec_tag = ff_get_fourcc("xvid");
/* Create encoder context */
xerr = xvid_encore(NULL, XVID_ENC_CREATE, &xvid_enc_create, NULL);
if( xerr ) {
- av_log(avctx, AV_LOG_ERROR, "XviD: Could not create encoder reference\n");
+ av_log(avctx, AV_LOG_ERROR, "Xvid: Could not create encoder reference\n");
return -1;
}
xvid_enc_stats.version = XVID_VERSION;
*p = *picture;
- /* Let XviD know where to put the frame. */
+ /* Let Xvid know where to put the frame. */
xvid_enc_frame.bitstream = frame;
xvid_enc_frame.length = buf_size;
/* Initialize input image fields */
if( avctx->pix_fmt != PIX_FMT_YUV420P ) {
- av_log(avctx, AV_LOG_ERROR, "XviD: Color spaces other than 420p not supported\n");
+ av_log(avctx, AV_LOG_ERROR, "Xvid: Color spaces other than 420p not supported\n");
return -1;
}
return xerr;
} else {
- av_log(avctx, AV_LOG_ERROR, "XviD: Encoding Error Occurred: %i\n", xerr);
+ av_log(avctx, AV_LOG_ERROR, "Xvid: Encoding Error Occurred: %i\n", xerr);
return -1;
}
}
/**
* Destroys the private context for the encoder.
- * All buffers are freed, and the XviD encoder context is destroyed.
+ * All buffers are freed, and the Xvid encoder context is destroyed.
*
* @param avctx AVCodecContext pointer to context
* @return Returns 0, success guaranteed
/**
* Routine to create a global VO/VOL header for MP4 container.
- * What we do here is extract the header from the XviD bitstream
+ * What we do here is extract the header from the Xvid bitstream
* as it is encoded. We also strip the repeated headers from the
* bitstream when a global header is requested for MPEG-4 ISO
* compliance.
/**
* Routine to correct a possibly erroneous framerate being fed to us.
- * XviD currently chokes on framerates where the ticks per frame is
+ * Xvid currently chokes on framerates where the ticks per frame is
* extremely large. This function works to correct problems in this area
* by estimating a new framerate and taking the simpler fraction of
* the two presented.
avctx->time_base.den = est_frate;
avctx->time_base.num = est_fbase;
av_log(avctx, AV_LOG_DEBUG,
- "XviD: framerate re-estimated: %.2f, %.3f%% correction\n",
+ "Xvid: framerate re-estimated: %.2f, %.3f%% correction\n",
est_fps, (((est_fps - fps)/fps) * 100.0));
} else {
avctx->time_base.den = frate;
}
/*
- * XviD 2-Pass Kludge Section
+ * Xvid 2-Pass Kludge Section
*
- * XviD's default 2-pass doesn't allow us to create data as we need to, so
+ * Xvid's default 2-pass doesn't allow us to create data as we need to, so
* this section spends time replacing the first pass plugin so we can write
* statistic information as libavcodec requests in. We have another kludge
- * that allows us to pass data to the second pass in XviD without a custom
+ * that allows us to pass data to the second pass in Xvid without a custom
* rate-control plugin.
*/
/**
* Dispatch function for our custom plugin.
- * This handles the dispatch for the XviD plugin. It passes data
+ * This handles the dispatch for the Xvid plugin. It passes data
* on to other functions for actual processing.
*
* @param ref Context pointer for the plugin
}
/**
- * XviD codec definition for libavcodec.
+ * Xvid codec definition for libavcodec.
*/
AVCodec libxvid_encoder = {
"libxvid",
ff_xvid_encode_init,
ff_xvid_encode_frame,
ff_xvid_encode_close,
- .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+ .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+ .long_name= NULL_IF_CONFIG_SMALL("libxvidcore MPEG-4 part 2"),
};