#include "avcodec.h"
#include "bytestream.h"
#include "cfhd.h"
+#include "cfhdencdsp.h"
#include "put_bits.h"
#include "internal.h"
#include "thread.h"
Runbook rb[321];
Codebook cb[513];
int16_t *alpha;
+
+ CFHDEncDSPContext dsp;
} CFHDEncContext;
static av_cold int cfhd_encode_init(AVCodecContext *avctx)
s->lut[i] = last;
}
+ ff_cfhdencdsp_init(&s->dsp);
+
if (s->planes != 4)
return 0;
return 0;
}
-static av_always_inline void filter(int16_t *input, ptrdiff_t in_stride,
- int16_t *low, ptrdiff_t low_stride,
- int16_t *high, ptrdiff_t high_stride,
- int len)
-{
- low[(0>>1) * low_stride] = av_clip_int16(input[0*in_stride] + input[1*in_stride]);
- high[(0>>1) * high_stride] = av_clip_int16((5 * input[0*in_stride] - 11 * input[1*in_stride] +
- 4 * input[2*in_stride] + 4 * input[3*in_stride] -
- 1 * input[4*in_stride] - 1 * input[5*in_stride] + 4) >> 3);
-
- for (int i = 2; i < len - 2; i += 2) {
- low[(i>>1) * low_stride] = av_clip_int16(input[i*in_stride] + input[(i+1)*in_stride]);
- high[(i>>1) * high_stride] = av_clip_int16(((-input[(i-2)*in_stride] - input[(i-1)*in_stride] +
- input[(i+2)*in_stride] + input[(i+3)*in_stride] + 4) >> 3) +
- input[(i+0)*in_stride] - input[(i+1)*in_stride]);
- }
-
- low[((len-2)>>1) * low_stride] = av_clip_int16(input[((len-2)+0)*in_stride] + input[((len-2)+1)*in_stride]);
- high[((len-2)>>1) * high_stride] = av_clip_int16((11* input[((len-2)+0)*in_stride] - 5 * input[((len-2)+1)*in_stride] -
- 4 * input[((len-2)-1)*in_stride] - 4 * input[((len-2)-2)*in_stride] +
- 1 * input[((len-2)-3)*in_stride] + 1 * input[((len-2)-4)*in_stride] + 4) >> 3);
-}
-
-static void horiz_filter(int16_t *input, int16_t *low, int16_t *high,
- int width)
-{
- filter(input, 1, low, 1, high, 1, width);
-}
-
-static void vert_filter(int16_t *input, ptrdiff_t in_stride,
- int16_t *low, ptrdiff_t low_stride,
- int16_t *high, ptrdiff_t high_stride, int len)
-{
- filter(input, in_stride, low, low_stride, high, high_stride, len);
-}
-
static void quantize_band(int16_t *input, int width, int a_width,
int height, unsigned quantization)
{
const AVFrame *frame, int *got_packet)
{
CFHDEncContext *s = avctx->priv_data;
+ CFHDEncDSPContext *dsp = &s->dsp;
PutByteContext *pby = &s->pby;
PutBitContext *pb = &s->pb;
const Codebook *const cb = s->cb;
in_stride = avctx->width;
}
- for (int i = 0; i < height * 2; i++) {
- horiz_filter(input, low, high, width * 2);
- input += in_stride;
- low += a_width;
- high += a_width;
- }
+ dsp->horiz_filter(input, low, high,
+ in_stride, a_width, a_width,
+ width * 2, height * 2);
input = s->plane[plane].l_h[7];
low = s->plane[plane].subband[7];
high = s->plane[plane].subband[9];
high_stride = s->plane[plane].band[2][0].a_width;
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
input = s->plane[plane].l_h[6];
low = s->plane[plane].l_h[7];
high = s->plane[plane].subband[8];
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
a_width = s->plane[plane].band[1][0].a_width;
width = s->plane[plane].band[1][0].width;
}
input = s->plane[plane].l_h[7];
- for (int i = 0; i < height * 2; i++) {
- horiz_filter(input, low, high, width * 2);
- input += a_width * 2;
- low += low_stride;
- high += high_stride;
- }
+ dsp->horiz_filter(input, low, high,
+ a_width * 2, low_stride, high_stride,
+ width * 2, height * 2);
input = s->plane[plane].l_h[4];
low = s->plane[plane].subband[4];
high = s->plane[plane].subband[6];
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
input = s->plane[plane].l_h[3];
low = s->plane[plane].l_h[4];
high = s->plane[plane].subband[5];
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
a_width = s->plane[plane].band[0][0].a_width;
width = s->plane[plane].band[0][0].width;
}
input = s->plane[plane].l_h[4];
- for (int i = 0; i < height * 2; i++) {
- horiz_filter(input, low, high, width * 2);
- input += a_width * 2;
- low += low_stride;
- high += high_stride;
- }
+ dsp->horiz_filter(input, low, high,
+ a_width * 2, low_stride, high_stride,
+ width * 2, height * 2);
low = s->plane[plane].subband[1];
high = s->plane[plane].subband[3];
input = s->plane[plane].l_h[1];
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
low = s->plane[plane].subband[0];
high = s->plane[plane].subband[2];
input = s->plane[plane].l_h[0];
- for (int i = 0; i < width; i++) {
- vert_filter(input, a_width, low, low_stride, high, high_stride, height * 2);
- input++;
- low++;
- high++;
- }
+ dsp->vert_filter(input, low, high,
+ a_width, low_stride, high_stride,
+ width, height * 2);
}
ret = ff_alloc_packet2(avctx, pkt, 64LL + s->planes * (2LL * avctx->width * avctx->height + 1000LL), 0);
--- /dev/null
+/*
+ * Copyright (c) 2015-2016 Kieran Kunhya <kieran@kunhya.com>
+ *
+ * This file is part of FFmpeg.
+ *
+ * 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.
+ *
+ * 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/attributes.h"
+#include "libavutil/common.h"
+#include "libavutil/avassert.h"
+
+#include "cfhdencdsp.h"
+
+static av_always_inline void filter(int16_t *input, ptrdiff_t in_stride,
+ int16_t *low, ptrdiff_t low_stride,
+ int16_t *high, ptrdiff_t high_stride,
+ int len)
+{
+ low[(0>>1) * low_stride] = av_clip_int16(input[0*in_stride] + input[1*in_stride]);
+ high[(0>>1) * high_stride] = av_clip_int16((5 * input[0*in_stride] - 11 * input[1*in_stride] +
+ 4 * input[2*in_stride] + 4 * input[3*in_stride] -
+ 1 * input[4*in_stride] - 1 * input[5*in_stride] + 4) >> 3);
+
+ for (int i = 2; i < len - 2; i += 2) {
+ low[(i>>1) * low_stride] = av_clip_int16(input[i*in_stride] + input[(i+1)*in_stride]);
+ high[(i>>1) * high_stride] = av_clip_int16(((-input[(i-2)*in_stride] - input[(i-1)*in_stride] +
+ input[(i+2)*in_stride] + input[(i+3)*in_stride] + 4) >> 3) +
+ input[(i+0)*in_stride] - input[(i+1)*in_stride]);
+ }
+
+ low[((len-2)>>1) * low_stride] = av_clip_int16(input[((len-2)+0)*in_stride] + input[((len-2)+1)*in_stride]);
+ high[((len-2)>>1) * high_stride] = av_clip_int16((11* input[((len-2)+0)*in_stride] - 5 * input[((len-2)+1)*in_stride] -
+ 4 * input[((len-2)-1)*in_stride] - 4 * input[((len-2)-2)*in_stride] +
+ 1 * input[((len-2)-3)*in_stride] + 1 * input[((len-2)-4)*in_stride] + 4) >> 3);
+}
+
+static void horiz_filter(int16_t *input, int16_t *low, int16_t *high,
+ ptrdiff_t in_stride, ptrdiff_t low_stride,
+ ptrdiff_t high_stride,
+ int width, int height)
+{
+ for (int i = 0; i < height; i++) {
+ filter(input, 1, low, 1, high, 1, width);
+ input += in_stride;
+ low += low_stride;
+ high += high_stride;
+ }
+}
+
+static void vert_filter(int16_t *input, int16_t *low, int16_t *high,
+ ptrdiff_t in_stride, ptrdiff_t low_stride,
+ ptrdiff_t high_stride,
+ int width, int height)
+{
+ for (int i = 0; i < width; i++)
+ filter(&input[i], in_stride, &low[i], low_stride, &high[i], high_stride, height);
+}
+
+av_cold void ff_cfhdencdsp_init(CFHDEncDSPContext *c)
+{
+ c->horiz_filter = horiz_filter;
+ c->vert_filter = vert_filter;
+}
--- /dev/null
+/*
+ * This file is part of FFmpeg.
+ *
+ * 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.
+ *
+ * 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_CFHDENCDSP_H
+#define AVCODEC_CFHDENCDSP_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+typedef struct CFHDEncDSPContext {
+ void (*horiz_filter)(int16_t *input, int16_t *low, int16_t *high,
+ ptrdiff_t in_stride, ptrdiff_t low_stride,
+ ptrdiff_t high_stride,
+ int width, int height);
+
+ void (*vert_filter)(int16_t *input, int16_t *low, int16_t *high,
+ ptrdiff_t in_stride, ptrdiff_t low_stride,
+ ptrdiff_t high_stride,
+ int width, int height);
+} CFHDEncDSPContext;
+
+void ff_cfhdencdsp_init(CFHDEncDSPContext *c);
+
+void ff_cfhdencdsp_init_x86(CFHDEncDSPContext *c);
+
+#endif /* AVCODEC_CFHDENCDSP_H */