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| 1 /* | 1 /* |
| 2 * Kega Game Video (KGV1) decoder | 2 * Kega Game Video (KGV1) decoder |
| 3 * Copyright (c) 2010 Daniel Verkamp | 3 * Copyright (c) 2010 Daniel Verkamp |
| 4 * | 4 * |
| 5 * This file is part of FFmpeg. | 5 * This file is part of FFmpeg. |
| 6 * | 6 * |
| 7 * FFmpeg is free software; you can redistribute it and/or | 7 * FFmpeg is free software; you can redistribute it and/or |
| 8 * modify it under the terms of the GNU Lesser General Public | 8 * modify it under the terms of the GNU Lesser General Public |
| 9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
| 10 * version 2.1 of the License, or (at your option) any later version. | 10 * version 2.1 of the License, or (at your option) any later version. |
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| 44 int outcnt = 0, maxcnt; | 44 int outcnt = 0, maxcnt; |
| 45 int w, h, i; | 45 int w, h, i; |
| 46 | 46 |
| 47 if (avpkt->size < 2) | 47 if (avpkt->size < 2) |
| 48 return -1; | 48 return -1; |
| 49 | 49 |
| 50 w = (buf[0] + 1) * 8; | 50 w = (buf[0] + 1) * 8; |
| 51 h = (buf[1] + 1) * 8; | 51 h = (buf[1] + 1) * 8; |
| 52 buf += 2; | 52 buf += 2; |
| 53 | 53 |
| 54 if (av_check_image_size(w, h, 0, avctx)) | 54 if (av_image_check_size(w, h, 0, avctx)) |
| 55 return -1; | 55 return -1; |
| 56 | 56 |
| 57 if (w != avctx->width || h != avctx->height) | 57 if (w != avctx->width || h != avctx->height) |
| 58 avcodec_set_dimensions(avctx, w, h); | 58 avcodec_set_dimensions(avctx, w, h); |
| 59 | 59 |
| 60 maxcnt = w * h; | 60 maxcnt = w * h; |
| 61 | 61 |
| 62 out = av_realloc(c->cur, w * h * 2); | 62 out = av_realloc(c->cur, w * h * 2); |
| 63 if (!out) | 63 if (!out) |
| 64 return -1; | 64 return -1; |
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| 169 AVMEDIA_TYPE_VIDEO, | 169 AVMEDIA_TYPE_VIDEO, |
| 170 CODEC_ID_KGV1, | 170 CODEC_ID_KGV1, |
| 171 sizeof(KgvContext), | 171 sizeof(KgvContext), |
| 172 decode_init, | 172 decode_init, |
| 173 NULL, | 173 NULL, |
| 174 decode_end, | 174 decode_end, |
| 175 decode_frame, | 175 decode_frame, |
| 176 .max_lowres = 1, | 176 .max_lowres = 1, |
| 177 .long_name = NULL_IF_CONFIG_SMALL("Kega Game Video"), | 177 .long_name = NULL_IF_CONFIG_SMALL("Kega Game Video"), |
| 178 }; | 178 }; |
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