diff options
Diffstat (limited to 'libavcodec/asvdec.c')
-rw-r--r-- | libavcodec/asvdec.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/libavcodec/asvdec.c b/libavcodec/asvdec.c index a1246877a7..eb29e084e0 100644 --- a/libavcodec/asvdec.c +++ b/libavcodec/asvdec.c @@ -1,20 +1,20 @@ /* * Copyright (c) 2003 Michael Niedermayer * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -28,14 +28,10 @@ #include "asv.h" #include "avcodec.h" -#include "put_bits.h" #include "internal.h" #include "mathops.h" #include "mpeg12data.h" -//#undef NDEBUG -//#include <assert.h> - #define VLC_BITS 6 #define ASV2_LEVEL_VLC_BITS 10 @@ -213,10 +209,8 @@ static int decode_frame(AVCodecContext *avctx, AVFrame * const p = data; int mb_x, mb_y, ret; - if ((ret = ff_get_buffer(avctx, p, 0)) < 0) { - av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); + if ((ret = ff_get_buffer(avctx, p, 0)) < 0) return ret; - } p->pict_type = AV_PICTURE_TYPE_I; p->key_frame = 1; @@ -282,8 +276,7 @@ static av_cold int decode_init(AVCodecContext *avctx) ff_init_scantable(a->dsp.idct_permutation, &a->scantable, ff_asv_scantab); avctx->pix_fmt = AV_PIX_FMT_YUV420P; - a->inv_qscale = avctx->extradata[0]; - if (a->inv_qscale == 0) { + if (avctx->extradata_size < 1 || (a->inv_qscale = avctx->extradata[0]) == 0) { av_log(avctx, AV_LOG_ERROR, "illegal qscale 0\n"); if (avctx->codec_id == AV_CODEC_ID_ASV1) a->inv_qscale = 6; @@ -310,6 +303,7 @@ static av_cold int decode_end(AVCodecContext *avctx) return 0; } +#if CONFIG_ASV1_DECODER AVCodec ff_asv1_decoder = { .name = "asv1", .type = AVMEDIA_TYPE_VIDEO, @@ -321,7 +315,9 @@ AVCodec ff_asv1_decoder = { .capabilities = CODEC_CAP_DR1, .long_name = NULL_IF_CONFIG_SMALL("ASUS V1"), }; +#endif +#if CONFIG_ASV2_DECODER AVCodec ff_asv2_decoder = { .name = "asv2", .type = AVMEDIA_TYPE_VIDEO, @@ -333,4 +329,5 @@ AVCodec ff_asv2_decoder = { .capabilities = CODEC_CAP_DR1, .long_name = NULL_IF_CONFIG_SMALL("ASUS V2"), }; +#endif |