diff options
Diffstat (limited to 'libavfilter/vf_hqdn3d.c')
-rw-r--r-- | libavfilter/vf_hqdn3d.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c index 6161b5e..4381586 100644 --- a/libavfilter/vf_hqdn3d.c +++ b/libavfilter/vf_hqdn3d.c @@ -3,20 +3,20 @@ * Copyright (c) 2010 Baptiste Coudurier * Copyright (c) 2012 Loren Merritt * - * This file is part of Libav, ported from MPlayer. + * This file is part of FFmpeg, ported from MPlayer. * - * Libav is free software; you can redistribute it and/or modify + * FFmpeg is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along - * with Libav; if not, write to the Free Software Foundation, Inc., + * with FFmpeg; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ @@ -37,10 +37,9 @@ #include "vf_hqdn3d.h" #define LUT_BITS (depth==16 ? 8 : 4) -#define RIGHTSHIFT(a,b) (((a)+(((1<<(b))-1)>>1))>>(b)) -#define LOAD(x) ((depth==8 ? src[x] : AV_RN16A(src+(x)*2)) << (16-depth)) -#define STORE(x,val) (depth==8 ? dst[x] = RIGHTSHIFT(val, 16-depth)\ - : AV_WN16A(dst+(x)*2, RIGHTSHIFT(val, 16-depth))) +#define LOAD(x) (((depth==8 ? src[x] : AV_RN16A(src+(x)*2)) << (16-depth)) + (((1<<(16-depth))-1)>>1)) +#define STORE(x,val) (depth==8 ? dst[x] = (val) >> (16-depth)\ + : AV_WN16A(dst+(x)*2, (val) >> (16-depth))) av_always_inline static uint32_t lowpass(int prev, int cur, int16_t *coef, int depth) @@ -309,10 +308,11 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *in) { HQDN3DContext *hqdn3d = inlink->dst->priv; AVFilterLink *outlink = inlink->dst->outputs[0]; + AVFilterBufferRef *out; - int direct, c; + int direct = 0, c; - if ((in->perms & AV_PERM_WRITE) && !(in->perms & AV_PERM_PRESERVE)) { + if (in->perms & AV_PERM_WRITE) { direct = 1; out = in; } else { @@ -321,10 +321,7 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *in) avfilter_unref_bufferp(&in); return AVERROR(ENOMEM); } - avfilter_copy_buffer_ref_props(out, in); - out->video->w = outlink->w; - out->video->h = outlink->h; } for (c = 0; c < 3; c++) { @@ -352,6 +349,7 @@ static const AVFilterPad avfilter_vf_hqdn3d_inputs[] = { { NULL } }; + static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = { { .name = "default", |