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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * RV10 encoder |
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| 3 | * Copyright (c) 2000,2001 Fabrice Bellard |
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| 4 | * Copyright (c) 2002-2004 Michael Niedermayer |
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| 5 | * |
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| 6 | * This file is part of FFmpeg. |
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| 7 | * |
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| 8 | * FFmpeg is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU Lesser General Public |
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| 10 | * License as published by the Free Software Foundation; either |
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| 11 | * version 2.1 of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * FFmpeg is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 16 | * Lesser General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public |
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| 19 | * License along with FFmpeg; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 21 | */ |
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| 22 | |||
| 23 | /** |
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| 24 | * @file |
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| 25 | * RV10 encoder |
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| 26 | */ |
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| 27 | |||
| 28 | #include "mpegvideo.h" |
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| 29 | #include "put_bits.h" |
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| 30 | |||
| 31 | void ff_rv10_encode_picture_header(MpegEncContext *s, int picture_number) |
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| 32 | { |
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| 33 | int full_frame= 0; |
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| 34 | |||
| 35 | avpriv_align_put_bits(&s->pb); |
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| 36 | |||
| 37 | put_bits(&s->pb, 1, 1); /* marker */ |
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| 38 | |||
| 39 | put_bits(&s->pb, 1, (s->pict_type == AV_PICTURE_TYPE_P)); |
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| 40 | |||
| 41 | put_bits(&s->pb, 1, 0); /* not PB frame */ |
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| 42 | |||
| 43 | put_bits(&s->pb, 5, s->qscale); |
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| 44 | |||
| 45 | if (s->pict_type == AV_PICTURE_TYPE_I) { |
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| 46 | /* specific MPEG like DC coding not used */ |
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| 47 | } |
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| 48 | /* if multiple packets per frame are sent, the position at which |
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| 49 | to display the macroblocks is coded here */ |
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| 50 | if(!full_frame){ |
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| 51 | put_bits(&s->pb, 6, 0); /* mb_x */ |
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| 52 | put_bits(&s->pb, 6, 0); /* mb_y */ |
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| 53 | put_bits(&s->pb, 12, s->mb_width * s->mb_height); |
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| 54 | } |
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| 55 | |||
| 56 | put_bits(&s->pb, 3, 0); /* ignored */ |
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| 57 | } |
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| 58 | |||
| 59 | FF_MPV_GENERIC_CLASS(rv10) |
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| 60 | |||
| 61 | AVCodec ff_rv10_encoder = { |
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| 62 | .name = "rv10", |
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| 63 | .long_name = NULL_IF_CONFIG_SMALL("RealVideo 1.0"), |
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| 64 | .type = AVMEDIA_TYPE_VIDEO, |
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| 65 | .id = AV_CODEC_ID_RV10, |
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| 66 | .priv_data_size = sizeof(MpegEncContext), |
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| 67 | .init = ff_MPV_encode_init, |
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| 68 | .encode2 = ff_MPV_encode_picture, |
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| 69 | .close = ff_MPV_encode_end, |
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| 70 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, |
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| 71 | .priv_class = &rv10_class, |
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| 72 | }; |