diff options
| author | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
| commit | 741fb4b9e135cfb161a749db88713229038577bb (patch) | |
| tree | 08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavcodec/flvenc.c | |
| parent | a2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff) | |
making act segmenter
Diffstat (limited to 'ffmpeg1/libavcodec/flvenc.c')
| -rw-r--r-- | ffmpeg1/libavcodec/flvenc.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/ffmpeg1/libavcodec/flvenc.c b/ffmpeg1/libavcodec/flvenc.c deleted file mode 100644 index a68a6fa..0000000 --- a/ffmpeg1/libavcodec/flvenc.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * FLV Encoding specific code. - * 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 - */ - -#include "mpegvideo.h" -#include "h263.h" -#include "flv.h" - -void ff_flv_encode_picture_header(MpegEncContext * s, int picture_number) -{ - int format; - - avpriv_align_put_bits(&s->pb); - - put_bits(&s->pb, 17, 1); - put_bits(&s->pb, 5, (s->h263_flv-1)); /* 0: h263 escape codes 1: 11-bit escape codes */ - put_bits(&s->pb, 8, (((int64_t)s->picture_number * 30 * s->avctx->time_base.num) / //FIXME use timestamp - s->avctx->time_base.den) & 0xff); /* TemporalReference */ - if (s->width == 352 && s->height == 288) - format = 2; - else if (s->width == 176 && s->height == 144) - format = 3; - else if (s->width == 128 && s->height == 96) - format = 4; - else if (s->width == 320 && s->height == 240) - format = 5; - else if (s->width == 160 && s->height == 120) - format = 6; - else if (s->width <= 255 && s->height <= 255) - format = 0; /* use 1 byte width & height */ - else - format = 1; /* use 2 bytes width & height */ - put_bits(&s->pb, 3, format); /* PictureSize */ - if (format == 0) { - put_bits(&s->pb, 8, s->width); - put_bits(&s->pb, 8, s->height); - } else if (format == 1) { - put_bits(&s->pb, 16, s->width); - put_bits(&s->pb, 16, s->height); - } - put_bits(&s->pb, 2, s->pict_type == AV_PICTURE_TYPE_P); /* PictureType */ - put_bits(&s->pb, 1, 1); /* DeblockingFlag: on */ - put_bits(&s->pb, 5, s->qscale); /* Quantizer */ - put_bits(&s->pb, 1, 0); /* ExtraInformation */ - - 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; - } -} - -void ff_flv2_encode_ac_esc(PutBitContext *pb, int slevel, int level, int run, int last){ - if(level < 64) { // 7-bit level - put_bits(pb, 1, 0); - put_bits(pb, 1, last); - put_bits(pb, 6, run); - - put_sbits(pb, 7, slevel); - } else { - /* 11-bit level */ - put_bits(pb, 1, 1); - put_bits(pb, 1, last); - put_bits(pb, 6, run); - - put_sbits(pb, 11, slevel); - } -} - -FF_MPV_GENERIC_CLASS(flv) - -AVCodec ff_flv_encoder = { - .name = "flv", - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_FLV1, - .priv_data_size = sizeof(MpegEncContext), - .init = ff_MPV_encode_init, - .encode2 = ff_MPV_encode_picture, - .close = ff_MPV_encode_end, - .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, - .long_name = NULL_IF_CONFIG_SMALL("FLV / Sorenson Spark / Sorenson H.263 (Flash Video)"), - .priv_class = &flv_class, -}; |
