diff options
Diffstat (limited to 'libavcodec/movsub_bsf.c')
-rw-r--r-- | libavcodec/movsub_bsf.c | 36 |
1 files changed, 12 insertions, 24 deletions
diff --git a/libavcodec/movsub_bsf.c b/libavcodec/movsub_bsf.c index fc6b236..5878607 100644 --- a/libavcodec/movsub_bsf.c +++ b/libavcodec/movsub_bsf.c @@ -1,20 +1,20 @@ /* * Copyright (c) 2008 Reimar Döffinger * - * 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 */ @@ -62,35 +62,23 @@ const AVBitStreamFilter ff_text2movsub_bsf = { .filter = text2movsub, }; -static int mov2textsub(AVBSFContext *ctx, AVPacket *out) +static int mov2textsub(AVBSFContext *ctx, AVPacket *pkt) { - AVPacket *in; int ret = 0; - ret = ff_bsf_get_packet(ctx, &in); + ret = ff_bsf_get_packet_ref(ctx, pkt); if (ret < 0) return ret; - if (in->size < 2) { - ret = AVERROR_INVALIDDATA; - goto fail; + if (pkt->size < 2) { + av_packet_unref(pkt); + return AVERROR_INVALIDDATA; } - ret = av_new_packet(out, FFMIN(in->size - 2, AV_RB16(in->data))); - if (ret < 0) - goto fail; - - ret = av_packet_copy_props(out, in); - if (ret < 0) - goto fail; - - memcpy(out->data, in->data + 2, out->size); + pkt->data += 2; + pkt->size = FFMIN(pkt->size - 2, AV_RB16(pkt->data)); -fail: - if (ret < 0) - av_packet_unref(out); - av_packet_free(&in); - return ret; + return 0; } const AVBitStreamFilter ff_mov2textsub_bsf = { |