| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Copyright (C) 2009 Michael Niedermayer <michaelni@gmx.at> | ||
| 3 | * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com> | ||
| 4 | * | ||
| 5 | * This file is part of FFmpeg. | ||
| 6 | * | ||
| 7 | * FFmpeg is free software; you can redistribute it and/or | ||
| 8 | * modify it under the terms of the GNU Lesser General Public | ||
| 9 | * License as published by the Free Software Foundation; either | ||
| 10 | * version 2.1 of the License, or (at your option) any later version. | ||
| 11 | * | ||
| 12 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 15 | * Lesser General Public License for more details. | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU Lesser General Public | ||
| 18 | * License along with FFmpeg; if not, write to the Free Software | ||
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 20 | */ | ||
| 21 | |||
| 22 | #include "bytestream.h" | ||
| 23 | #include "internal.h" | ||
| 24 | |||
| 25 | 800 | static void RENAME(v210_enc)(AVCodecContext *avctx, | |
| 26 | uint8_t *dst, const AVFrame *pic) | ||
| 27 | { | ||
| 28 | 800 | V210EncContext *s = avctx->priv_data; | |
| 29 | 800 | int aligned_width = ((avctx->width + 47) / 48) * 48; | |
| 30 | 800 | int stride = aligned_width * 8 / 3; | |
| 31 | 800 | int line_padding = stride - ((avctx->width * 8 + 11) / 12) * 4; | |
| 32 | int h, w; | ||
| 33 | 800 | const TYPE *y = (const TYPE *)pic->data[0]; | |
| 34 | 800 | const TYPE *u = (const TYPE *)pic->data[1]; | |
| 35 | 800 | const TYPE *v = (const TYPE *)pic->data[2]; | |
| 36 | 800 | const int sample_size = 6 * s->RENAME(sample_factor); | |
| 37 | 800 | const int sample_w = avctx->width / sample_size; | |
| 38 | |||
| 39 |
2/2✓ Branch 0 taken 89800 times.
✓ Branch 1 taken 400 times.
|
180400 | for (h = 0; h < avctx->height; h++) { |
| 40 | uint32_t val; | ||
| 41 | 179600 | w = sample_w * sample_size; | |
| 42 | 179600 | s->RENAME(pack_line)(y, u, v, dst, w); | |
| 43 | |||
| 44 | 179600 | y += w; | |
| 45 | 179600 | u += w >> 1; | |
| 46 | 179600 | v += w >> 1; | |
| 47 | 179600 | dst += sample_w * 16 * s->RENAME(sample_factor); | |
| 48 | |||
| 49 |
2/2✓ Branch 0 taken 1700 times.
✓ Branch 1 taken 89800 times.
|
183000 | for (; w < avctx->width - 5; w += 6) { |
| 50 | 3400 | WRITE_PIXELS(u, y, v, DEPTH); | |
| 51 | 3400 | WRITE_PIXELS(y, u, y, DEPTH); | |
| 52 | 3400 | WRITE_PIXELS(v, y, u, DEPTH); | |
| 53 | 3400 | WRITE_PIXELS(y, v, y, DEPTH); | |
| 54 | } | ||
| 55 |
1/2✓ Branch 0 taken 89800 times.
✗ Branch 1 not taken.
|
179600 | if (w < avctx->width - 1) { |
| 56 | 179600 | WRITE_PIXELS(u, y, v, DEPTH); | |
| 57 | |||
| 58 | 179600 | val = CLIP(*y++, DEPTH) << (10-DEPTH); | |
| 59 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 89800 times.
|
179600 | if (w == avctx->width - 2) { |
| 60 | ✗ | AV_WL32(dst, val); | |
| 61 | ✗ | dst += 4; | |
| 62 | } | ||
| 63 | } | ||
| 64 |
1/2✓ Branch 0 taken 89800 times.
✗ Branch 1 not taken.
|
179600 | if (w < avctx->width - 3) { |
| 65 | 179600 | val |= (CLIP(*u++, DEPTH) << (20-DEPTH)) | (CLIP(*y++, DEPTH) << (30-DEPTH)); | |
| 66 | 179600 | AV_WL32(dst, val); | |
| 67 | 179600 | dst += 4; | |
| 68 | |||
| 69 | 179600 | val = CLIP(*v++, DEPTH) << (10-DEPTH) | (CLIP(*y++, DEPTH) << (20-DEPTH)); | |
| 70 | 179600 | AV_WL32(dst, val); | |
| 71 | 179600 | dst += 4; | |
| 72 | } | ||
| 73 | |||
| 74 | 179600 | memset(dst, 0, line_padding); | |
| 75 | 179600 | dst += line_padding; | |
| 76 | 179600 | y += pic->linesize[0] / BYTES_PER_PIXEL - avctx->width; | |
| 77 | 179600 | u += pic->linesize[1] / BYTES_PER_PIXEL - avctx->width / 2; | |
| 78 | 179600 | v += pic->linesize[2] / BYTES_PER_PIXEL - avctx->width / 2; | |
| 79 | } | ||
| 80 | 800 | } | |
| 81 |