Reviewed-by: Derek Buitenhuis
Reviewed-by: Paul B Mahol
... | ... |
@@ -628,6 +628,8 @@ following image formats are supported: |
628 | 628 |
@item WMV7 @tab X @tab X |
629 | 629 |
@item YAMAHA SMAF @tab X @tab X |
630 | 630 |
@item Psygnosis YOP Video @tab @tab X |
631 |
+@item yuv4 @tab X @tab X |
|
632 |
+ @tab libquicktime uncompressed packed 4:2:0 |
|
631 | 633 |
@item ZLIB @tab X @tab X |
632 | 634 |
@tab part of LCL, encoder experimental |
633 | 635 |
@item Zip Motion Blocks Video @tab X @tab X |
... | ... |
@@ -473,6 +473,8 @@ OBJS-$(CONFIG_XSUB_ENCODER) += xsubenc.o |
473 | 473 |
OBJS-$(CONFIG_Y41P_DECODER) += y41pdec.o |
474 | 474 |
OBJS-$(CONFIG_Y41P_ENCODER) += y41penc.o |
475 | 475 |
OBJS-$(CONFIG_YOP_DECODER) += yop.o |
476 |
+OBJS-$(CONFIG_YUV4_DECODER) += yuv4dec.o |
|
477 |
+OBJS-$(CONFIG_YUV4_ENCODER) += yuv4enc.o |
|
476 | 478 |
OBJS-$(CONFIG_ZLIB_DECODER) += lcldec.o |
477 | 479 |
OBJS-$(CONFIG_ZLIB_ENCODER) += lclenc.o |
478 | 480 |
OBJS-$(CONFIG_ZMBV_DECODER) += zmbv.o |
... | ... |
@@ -262,6 +262,7 @@ enum CodecID { |
262 | 262 |
|
263 | 263 |
CODEC_ID_G2M = MKBETAG( 0 ,'G','2','M'), |
264 | 264 |
CODEC_ID_V308 = MKBETAG('V','3','0','8'), |
265 |
+ CODEC_ID_YUV4 = MKBETAG('Y','U','V','4'), |
|
265 | 266 |
|
266 | 267 |
/* various PCM "codecs" */ |
267 | 268 |
CODEC_ID_FIRST_AUDIO = 0x10000, ///< A dummy id pointing at the start of audio codecs |
... | ... |
@@ -21,7 +21,7 @@ |
21 | 21 |
#define AVCODEC_VERSION_H |
22 | 22 |
|
23 | 23 |
#define LIBAVCODEC_VERSION_MAJOR 53 |
24 |
-#define LIBAVCODEC_VERSION_MINOR 52 |
|
24 |
+#define LIBAVCODEC_VERSION_MINOR 53 |
|
25 | 25 |
#define LIBAVCODEC_VERSION_MICRO 100 |
26 | 26 |
|
27 | 27 |
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ |
28 | 28 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,109 @@ |
0 |
+/* |
|
1 |
+ * libquicktime yuv4 decoder |
|
2 |
+ * |
|
3 |
+ * Copyright (c) 2011 Carl Eugen Hoyos |
|
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 "avcodec.h" |
|
23 |
+ |
|
24 |
+static av_cold int yuv4_decode_init(AVCodecContext *avctx) |
|
25 |
+{ |
|
26 |
+ avctx->pix_fmt = PIX_FMT_YUV420P; |
|
27 |
+ |
|
28 |
+ avctx->coded_frame = avcodec_alloc_frame(); |
|
29 |
+ |
|
30 |
+ if (!avctx->coded_frame) { |
|
31 |
+ av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n"); |
|
32 |
+ return AVERROR(ENOMEM); |
|
33 |
+ } |
|
34 |
+ |
|
35 |
+ return 0; |
|
36 |
+} |
|
37 |
+ |
|
38 |
+static int yuv4_decode_frame(AVCodecContext *avctx, void *data, |
|
39 |
+ int *data_size, AVPacket *avpkt) |
|
40 |
+{ |
|
41 |
+ AVFrame *pic = avctx->coded_frame; |
|
42 |
+ const uint8_t *src = avpkt->data; |
|
43 |
+ uint8_t *y, *u, *v; |
|
44 |
+ int i, j; |
|
45 |
+ |
|
46 |
+ if (pic->data[0]) |
|
47 |
+ avctx->release_buffer(avctx, pic); |
|
48 |
+ |
|
49 |
+ if (avpkt->size < 6 * (avctx->width + 1 >> 1) * (avctx->height + 1 >> 1)) { |
|
50 |
+ av_log(avctx, AV_LOG_ERROR, "Insufficient input data.\n"); |
|
51 |
+ return AVERROR(EINVAL); |
|
52 |
+ } |
|
53 |
+ |
|
54 |
+ pic->reference = 0; |
|
55 |
+ |
|
56 |
+ if (avctx->get_buffer(avctx, pic) < 0) { |
|
57 |
+ av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n"); |
|
58 |
+ return AVERROR(ENOMEM); |
|
59 |
+ } |
|
60 |
+ |
|
61 |
+ pic->key_frame = 1; |
|
62 |
+ pic->pict_type = FF_I_TYPE; |
|
63 |
+ |
|
64 |
+ y = pic->data[0]; |
|
65 |
+ u = pic->data[1]; |
|
66 |
+ v = pic->data[2]; |
|
67 |
+ |
|
68 |
+ for (i = 0; i < (avctx->height + 1) >> 1; i++) { |
|
69 |
+ for (j = 0; j < (avctx->width + 1) >> 1; j++) { |
|
70 |
+ u[j] = *src++ ^ 0x80; |
|
71 |
+ v[j] = *src++ ^ 0x80; |
|
72 |
+ y[ 2 * j ] = *src++; |
|
73 |
+ y[ 2 * j + 1] = *src++; |
|
74 |
+ y[pic->linesize[0] + 2 * j ] = *src++; |
|
75 |
+ y[pic->linesize[0] + 2 * j + 1] = *src++; |
|
76 |
+ } |
|
77 |
+ |
|
78 |
+ y += 2 * pic->linesize[0]; |
|
79 |
+ u += pic->linesize[1]; |
|
80 |
+ v += pic->linesize[2]; |
|
81 |
+ } |
|
82 |
+ |
|
83 |
+ *data_size = sizeof(AVFrame); |
|
84 |
+ *(AVFrame *)data = *pic; |
|
85 |
+ |
|
86 |
+ return avpkt->size; |
|
87 |
+} |
|
88 |
+ |
|
89 |
+static av_cold int yuv4_decode_close(AVCodecContext *avctx) |
|
90 |
+{ |
|
91 |
+ if (avctx->coded_frame->data[0]) |
|
92 |
+ avctx->release_buffer(avctx, avctx->coded_frame); |
|
93 |
+ |
|
94 |
+ av_freep(&avctx->coded_frame); |
|
95 |
+ |
|
96 |
+ return 0; |
|
97 |
+} |
|
98 |
+ |
|
99 |
+AVCodec ff_yuv4_decoder = { |
|
100 |
+ .name = "yuv4", |
|
101 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
102 |
+ .id = CODEC_ID_YUV4, |
|
103 |
+ .init = yuv4_decode_init, |
|
104 |
+ .decode = yuv4_decode_frame, |
|
105 |
+ .close = yuv4_decode_close, |
|
106 |
+ .capabilities = CODEC_CAP_DR1, |
|
107 |
+ .long_name = NULL_IF_CONFIG_SMALL("Uncompressed packed 4:2:0"), |
|
108 |
+}; |
0 | 109 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,93 @@ |
0 |
+/* |
|
1 |
+ * libquicktime yuv4 encoder |
|
2 |
+ * |
|
3 |
+ * Copyright (c) 2011 Carl Eugen Hoyos |
|
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 "avcodec.h" |
|
23 |
+ |
|
24 |
+static av_cold int yuv4_encode_init(AVCodecContext *avctx) |
|
25 |
+{ |
|
26 |
+ avctx->coded_frame = avcodec_alloc_frame(); |
|
27 |
+ |
|
28 |
+ if (!avctx->coded_frame) { |
|
29 |
+ av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n"); |
|
30 |
+ return AVERROR(ENOMEM); |
|
31 |
+ } |
|
32 |
+ |
|
33 |
+ return 0; |
|
34 |
+} |
|
35 |
+ |
|
36 |
+static int yuv4_encode_frame(AVCodecContext *avctx, uint8_t *buf, |
|
37 |
+ int buf_size, void *data) |
|
38 |
+{ |
|
39 |
+ AVFrame *pic = data; |
|
40 |
+ uint8_t *dst = buf; |
|
41 |
+ uint8_t *y, *u, *v; |
|
42 |
+ int i, j; |
|
43 |
+ int output_size = 0; |
|
44 |
+ |
|
45 |
+ if (buf_size < 6 * (avctx->width + 1 >> 1) * (avctx->height + 1 >> 1)) { |
|
46 |
+ av_log(avctx, AV_LOG_ERROR, "Out buffer is too small.\n"); |
|
47 |
+ return AVERROR(ENOMEM); |
|
48 |
+ } |
|
49 |
+ |
|
50 |
+ avctx->coded_frame->reference = 0; |
|
51 |
+ avctx->coded_frame->key_frame = 1; |
|
52 |
+ avctx->coded_frame->pict_type = FF_I_TYPE; |
|
53 |
+ |
|
54 |
+ y = pic->data[0]; |
|
55 |
+ u = pic->data[1]; |
|
56 |
+ v = pic->data[2]; |
|
57 |
+ |
|
58 |
+ for (i = 0; i < avctx->height + 1 >> 1; i++) { |
|
59 |
+ for (j = 0; j < avctx->width + 1 >> 1; j++) { |
|
60 |
+ *dst++ = u[j] ^ 0x80; |
|
61 |
+ *dst++ = v[j] ^ 0x80; |
|
62 |
+ *dst++ = y[ 2 * j ]; |
|
63 |
+ *dst++ = y[ 2 * j + 1]; |
|
64 |
+ *dst++ = y[pic->linesize[0] + 2 * j ]; |
|
65 |
+ *dst++ = y[pic->linesize[0] + 2 * j + 1]; |
|
66 |
+ output_size += 6; |
|
67 |
+ } |
|
68 |
+ y += 2 * pic->linesize[0]; |
|
69 |
+ u += pic->linesize[1]; |
|
70 |
+ v += pic->linesize[2]; |
|
71 |
+ } |
|
72 |
+ |
|
73 |
+ return output_size; |
|
74 |
+} |
|
75 |
+ |
|
76 |
+static av_cold int yuv4_encode_close(AVCodecContext *avctx) |
|
77 |
+{ |
|
78 |
+ av_freep(&avctx->coded_frame); |
|
79 |
+ |
|
80 |
+ return 0; |
|
81 |
+} |
|
82 |
+ |
|
83 |
+AVCodec ff_yuv4_encoder = { |
|
84 |
+ .name = "yuv4", |
|
85 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
86 |
+ .id = CODEC_ID_YUV4, |
|
87 |
+ .init = yuv4_encode_init, |
|
88 |
+ .encode = yuv4_encode_frame, |
|
89 |
+ .close = yuv4_encode_close, |
|
90 |
+ .pix_fmts = (const enum PixelFormat[]){ PIX_FMT_YUV420P, PIX_FMT_NONE }, |
|
91 |
+ .long_name = NULL_IF_CONFIG_SMALL("Uncompressed packed 4:2:0"), |
|
92 |
+}; |
... | ... |
@@ -94,6 +94,7 @@ const AVCodecTag codec_movvideo_tags[] = { |
94 | 94 |
{ CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, /* UNCOMPRESSED 4:4:4 */ |
95 | 95 |
{ CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */ |
96 | 96 |
{ CODEC_ID_Y41P, MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */ |
97 |
+ { CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, /* libquicktime packed yuv420p */ |
|
97 | 98 |
|
98 | 99 |
{ CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */ |
99 | 100 |
{ CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */ |
... | ... |
@@ -201,6 +201,7 @@ const AVCodecTag ff_codec_bmp_tags[] = { |
201 | 201 |
{ CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, |
202 | 202 |
{ CODEC_ID_V308, MKTAG('v', '3', '0', '8') }, |
203 | 203 |
{ CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, |
204 |
+ { CODEC_ID_YUV4, MKTAG('y', 'u', 'v', '4') }, |
|
204 | 205 |
{ CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') }, |
205 | 206 |
{ CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') }, |
206 | 207 |
{ CODEC_ID_INDEO4, MKTAG('I', 'V', '4', '1') }, |