From b6767d6d9b826f5a578b764552c9eb5f5ff01527 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Mon, 3 Aug 2009 23:07:08 +0000 Subject: [PATCH] Split RV20 encoder into its own file. Originally committed as revision 19578 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/Makefile | 2 +- libavcodec/rv10.c | 45 ++-------------------------------- libavcodec/rv20enc.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 72 insertions(+), 44 deletions(-) create mode 100644 libavcodec/rv20enc.c diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 3ad54c0..e48c5cc 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -196,7 +196,7 @@ OBJS-$(CONFIG_RPZA_DECODER) += rpza.o OBJS-$(CONFIG_RV10_DECODER) += rv10.o h263.o mpegvideo.o error_resilience.o OBJS-$(CONFIG_RV10_ENCODER) += rv10.o mpegvideo_enc.o motion_est.o ratecontrol.o h263.o mpeg12data.o mpegvideo.o error_resilience.o OBJS-$(CONFIG_RV20_DECODER) += rv10.o h263.o mpegvideo.o error_resilience.o -OBJS-$(CONFIG_RV20_ENCODER) += rv10.o mpegvideo_enc.o motion_est.o ratecontrol.o h263.o mpeg12data.o mpegvideo.o error_resilience.o +OBJS-$(CONFIG_RV20_ENCODER) += rv20enc.o mpegvideo_enc.o motion_est.o ratecontrol.o h263.o mpeg12data.o mpegvideo.o error_resilience.o OBJS-$(CONFIG_RV30_DECODER) += rv30.o rv34.o h264pred.o rv30dsp.o mpegvideo.o error_resilience.o OBJS-$(CONFIG_RV40_DECODER) += rv40.o rv34.o h264pred.o rv40dsp.o mpegvideo.o error_resilience.o OBJS-$(CONFIG_SGI_DECODER) += sgidec.o diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c index a3f5e1c..d6b62f7 100644 --- a/libavcodec/rv10.c +++ b/libavcodec/rv10.c @@ -230,7 +230,7 @@ int rv_decode_dc(MpegEncContext *s, int n) } -#if CONFIG_RV10_ENCODER || CONFIG_RV20_ENCODER +#if CONFIG_RV10_ENCODER /* write RV 1.0 compatible frame header */ void rv10_encode_picture_header(MpegEncContext *s, int picture_number) { @@ -259,36 +259,7 @@ void rv10_encode_picture_header(MpegEncContext *s, int picture_number) put_bits(&s->pb, 3, 0); /* ignored */ } - -void rv20_encode_picture_header(MpegEncContext *s, int picture_number){ - put_bits(&s->pb, 2, s->pict_type); //I 0 vs. 1 ? - put_bits(&s->pb, 1, 0); /* unknown bit */ - put_bits(&s->pb, 5, s->qscale); - - put_sbits(&s->pb, 8, picture_number); //FIXME wrong, but correct is not known - s->mb_x= s->mb_y= 0; - ff_h263_encode_mba(s); - - put_bits(&s->pb, 1, s->no_rounding); - - assert(s->f_code == 1); - assert(s->unrestricted_mv == 1); - assert(s->alt_inter_vlc == 0); - assert(s->umvplus == 0); - assert(s->modified_quant==1); - assert(s->loop_filter==1); - - s->h263_aic= s->pict_type == FF_I_TYPE; - if(s->h263_aic){ - s->y_dc_scale_table= - s->c_dc_scale_table= ff_aic_dc_scale_table; - }else{ - s->y_dc_scale_table= - s->c_dc_scale_table= ff_mpeg1_dc_scale_table; - } -} - -#endif /* CONFIG_RV10_ENCODER || CONFIG_RV20_ENCODER */ +#endif /* CONFIG_RV10_ENCODER */ /* read RV 1.0 compatible frame header */ static int rv10_decode_picture_header(MpegEncContext *s) @@ -792,15 +763,3 @@ AVCodec rv10_encoder = { .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE}, .long_name= NULL_IF_CONFIG_SMALL("RealVideo 1.0"), }; - -AVCodec rv20_encoder = { - "rv20", - CODEC_TYPE_VIDEO, - CODEC_ID_RV20, - sizeof(MpegEncContext), - MPV_encode_init, - MPV_encode_picture, - MPV_encode_end, - .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE}, - .long_name= NULL_IF_CONFIG_SMALL("RealVideo 2.0"), -}; diff --git a/libavcodec/rv20enc.c b/libavcodec/rv20enc.c new file mode 100644 index 0000000..3af504d --- /dev/null +++ b/libavcodec/rv20enc.c @@ -0,0 +1,69 @@ +/* + * RV20 encoder + * Copyright (c) 2000,2001 Fabrice Bellard + * Copyright (c) 2002-2004 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file libavcodec/rv20enc.c + * RV20 encoder + */ + +#include "mpegvideo.h" +#include "put_bits.h" + +void rv20_encode_picture_header(MpegEncContext *s, int picture_number){ + put_bits(&s->pb, 2, s->pict_type); //I 0 vs. 1 ? + put_bits(&s->pb, 1, 0); /* unknown bit */ + put_bits(&s->pb, 5, s->qscale); + + put_sbits(&s->pb, 8, picture_number); //FIXME wrong, but correct is not known + s->mb_x= s->mb_y= 0; + ff_h263_encode_mba(s); + + put_bits(&s->pb, 1, s->no_rounding); + + assert(s->f_code == 1); + assert(s->unrestricted_mv == 1); + assert(s->alt_inter_vlc == 0); + assert(s->umvplus == 0); + assert(s->modified_quant==1); + assert(s->loop_filter==1); + + s->h263_aic= s->pict_type == FF_I_TYPE; + if(s->h263_aic){ + s->y_dc_scale_table= + s->c_dc_scale_table= ff_aic_dc_scale_table; + }else{ + s->y_dc_scale_table= + s->c_dc_scale_table= ff_mpeg1_dc_scale_table; + } +} + +AVCodec rv20_encoder = { + "rv20", + CODEC_TYPE_VIDEO, + CODEC_ID_RV20, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE}, + .long_name= NULL_IF_CONFIG_SMALL("RealVideo 2.0"), +}; -- 2.7.4