diff options
Diffstat (limited to 'libavcodec/dpx.c')
| -rw-r--r-- | libavcodec/dpx.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/libavcodec/dpx.c b/libavcodec/dpx.c index 18d74fea70..5e35005776 100644 --- a/libavcodec/dpx.c +++ b/libavcodec/dpx.c @@ -2,20 +2,20 @@ * DPX (.dpx) image decoder * Copyright (c) 2009 Jimmy Christensen * - * 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 */ @@ -110,6 +110,12 @@ static int decode_frame(AVCodecContext *avctx, buf += 825; avctx->sample_aspect_ratio.num = read32(&buf, endian); avctx->sample_aspect_ratio.den = read32(&buf, endian); + if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) + av_reduce(&avctx->sample_aspect_ratio.num, &avctx->sample_aspect_ratio.den, + avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, + 0x10000); + else + avctx->sample_aspect_ratio = (AVRational){ 0, 1 }; switch (descriptor) { case 51: // RGBA @@ -141,11 +147,11 @@ static int decode_frame(AVCodecContext *avctx, case 12: case 16: if (endian) { - avctx->pix_fmt = PIX_FMT_RGB48BE; + avctx->pix_fmt = elements == 4 ? PIX_FMT_RGBA64BE : PIX_FMT_RGB48BE; } else { - avctx->pix_fmt = PIX_FMT_RGB48LE; + avctx->pix_fmt = elements == 4 ? PIX_FMT_RGBA64LE : PIX_FMT_RGB48LE; } - target_packet_size = 6; + target_packet_size = source_packet_size = elements * 2; break; default: @@ -242,5 +248,6 @@ AVCodec ff_dpx_decoder = { .init = decode_init, .close = decode_end, .decode = decode_frame, + .capabilities = CODEC_CAP_DR1, .long_name = NULL_IF_CONFIG_SMALL("DPX image"), }; |