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Merge remote-tracking branch 'qatar/master'

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* qatar/master: (22 commits)
  als: prevent infinite loop in zero_remaining().
  cook: prevent div-by-zero if channels is zero.
  pamenc: switch to encode2().
  svq1enc: switch to encode2().
  dvenc: switch to encode2().
  dpxenc: switch to encode2().
  pngenc: switch to encode2().
  v210enc: switch to encode2().
  xwdenc: switch to encode2().
  ttadec: use branchless unsigned-to-signed unfolding
  avcodec: add a Sun Rasterfile encoder
  sunrast: Move common defines to a new header file.
  cdxl: fix video decoding for some files
  cdxl: fix audio for some samples
  apetag: add proper support for binary tags
  ttadec: remove dead code
  swscale: make access to filter data conditional on filter type.
  swscale: update context offsets after removal of AlpMmxFilter.
  prores: initialise encoder and decoder parts only when needed
  swscale: make monowhite/black RGB-independent.
  ...

Conflicts:
	Changelog
	libavcodec/alsdec.c
	libavcodec/dpxenc.c
	libavcodec/golomb.h
	libavcodec/pamenc.c
	libavcodec/pngenc.c
	libavformat/img2.c
	libswscale/output.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-02-18 02:20:19 +01:00
commit bbb61a1cd5
29 changed files with 565 additions and 199 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Changelog
View File

@ -7,6 +7,7 @@ version next:
- CDXL demuxer and decoder
- Apple ProRes encoder
- ffprobe -count_packets and -count_frames options
- Sun Rasterfile Encoder
version 0.10:

2
doc/general.texi
View File

@ -395,7 +395,7 @@ following image formats are supported:
@tab V.Flash PTX format
@item SGI @tab X @tab X
@tab SGI RGB image format
@item Sun Rasterfile @tab @tab X
@item Sun Rasterfile @tab X @tab X
@tab Sun RAS image format
@item TIFF @tab X @tab X
@tab YUV, JPEG and some extension is not supported yet.

1
libavcodec/Makefile
View File

@ -393,6 +393,7 @@ OBJS-$(CONFIG_SP5X_DECODER) += sp5xdec.o mjpegdec.o mjpeg.o
OBJS-$(CONFIG_SRT_DECODER) += srtdec.o ass.o
OBJS-$(CONFIG_SRT_ENCODER) += srtenc.o ass_split.o
OBJS-$(CONFIG_SUNRAST_DECODER) += sunrast.o
OBJS-$(CONFIG_SUNRAST_ENCODER) += sunrastenc.o
OBJS-$(CONFIG_SVQ1_DECODER) += svq1dec.o svq1.o h263.o \
mpegvideo.o error_resilience.o
OBJS-$(CONFIG_SVQ1_ENCODER) += svq1enc.o svq1.o \

2
libavcodec/allcodecs.c
View File

@ -204,7 +204,7 @@ void avcodec_register_all(void)
REGISTER_DECODER (SMC, smc);
REGISTER_ENCDEC (SNOW, snow);
REGISTER_DECODER (SP5X, sp5x);
REGISTER_DECODER (SUNRAST, sunrast);
REGISTER_ENCDEC (SUNRAST, sunrast);
REGISTER_ENCDEC (SVQ1, svq1);
REGISTER_DECODER (SVQ3, svq3);
REGISTER_ENCDEC (TARGA, targa);

27
libavcodec/cdxl.c
View File

@ -60,27 +60,29 @@ static void import_palette(CDXLVideoContext *c, uint32_t *new_palette)
}
}
static void bitplanar2chunky(CDXLVideoContext *c, int width,
int linesize, uint8_t *out)
static void bitplanar2chunky(CDXLVideoContext *c, int linesize, uint8_t *out)
{
int skip = FFALIGN(c->avctx->width, 16) - c->avctx->width;
GetBitContext gb;
int x, y, plane;
init_get_bits(&gb, c->video, c->video_size * 8);
memset(out, 0, linesize * c->avctx->height);
for (plane = 0; plane < c->bpp; plane++)
for (y = 0; y < c->avctx->height; y++)
for (x = 0; x < width; x++)
for (plane = 0; plane < c->bpp; plane++) {
for (y = 0; y < c->avctx->height; y++) {
for (x = 0; x < c->avctx->width; x++)
out[linesize * y + x] |= get_bits1(&gb) << plane;
skip_bits(&gb, skip);
}
}
}
static void cdxl_decode_rgb(CDXLVideoContext *c)
{
uint32_t *new_palette = (uint32_t *)c->frame.data[1];
int padded_width = FFALIGN(c->avctx->width, 16);
import_palette(c, new_palette);
bitplanar2chunky(c, padded_width, c->frame.linesize[0], c->frame.data[0]);
bitplanar2chunky(c, c->frame.linesize[0], c->frame.data[0]);
}
static void cdxl_decode_ham6(CDXLVideoContext *c)
@ -94,7 +96,7 @@ static void cdxl_decode_ham6(CDXLVideoContext *c)
out = c->frame.data[0];
import_palette(c, new_palette);
bitplanar2chunky(c, avctx->width, avctx->width, c->new_video);
bitplanar2chunky(c, avctx->width, c->new_video);
for (y = 0; y < avctx->height; y++) {
r = new_palette[0] & 0xFF0000;
@ -137,7 +139,7 @@ static void cdxl_decode_ham8(CDXLVideoContext *c)
out = c->frame.data[0];
import_palette(c, new_palette);
bitplanar2chunky(c, avctx->width, avctx->width, c->new_video);
bitplanar2chunky(c, avctx->width, c->new_video);
for (y = 0; y < avctx->height; y++) {
r = new_palette[0] & 0xFF0000;
@ -209,16 +211,13 @@ static int cdxl_decode_frame(AVCodecContext *avctx, void *data,
if (w != avctx->width || h != avctx->height)
avcodec_set_dimensions(avctx, w, h);
if (c->video_size < FFALIGN(avctx->width, 16) * avctx->height * c->bpp / 8)
return AVERROR_INVALIDDATA;
if (encoding == 0) {
if (c->video_size < FFALIGN(avctx->width, 16) *
avctx->height * c->bpp / 8)
return AVERROR_INVALIDDATA;
avctx->pix_fmt = PIX_FMT_PAL8;
} else if (encoding == 1 && (c->bpp == 6 || c->bpp == 8)) {
if (c->palette_size != (1 << (c->bpp - 1)))
return AVERROR_INVALIDDATA;
if (c->video_size < avctx->width * avctx->height * c->bpp / 8)
return AVERROR_INVALIDDATA;
avctx->pix_fmt = PIX_FMT_BGR24;
} else {
av_log_ask_for_sample(avctx, "unsupported encoding %d and bpp %d\n",

4
libavcodec/cook.c
View File

@ -1078,6 +1078,10 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
q->sample_rate = avctx->sample_rate;
q->nb_channels = avctx->channels;
q->bit_rate = avctx->bit_rate;
if (!q->nb_channels) {
av_log(avctx, AV_LOG_ERROR, "Invalid number of channels\n");
return AVERROR_INVALIDDATA;
}
/* Initialize RNG. */
av_lfg_init(&q->random_state, 0);

35
libavcodec/dpxenc.c
View File

@ -22,6 +22,7 @@
#include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "internal.h"
typedef struct DPXContext {
AVFrame picture;
@ -104,14 +105,23 @@ static void encode_rgb48_10bit(AVCodecContext *avctx, const AVPicture *pic, uint
}
}
static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data)
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
DPXContext *s = avctx->priv_data;
int size;
int size, ret;
uint8_t *buf;
#define HEADER_SIZE 1664 /* DPX Generic header */
if (buf_size < HEADER_SIZE)
return -1;
if (s->bits_per_component == 10)
size = avctx->height * avctx->width * 4;
else
size = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
if ((ret = ff_alloc_packet(pkt, size + HEADER_SIZE)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
buf = pkt->data;
memset(buf, 0, HEADER_SIZE);
@ -144,17 +154,14 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size,
switch(s->bits_per_component) {
case 8:
case 16:
size = avpicture_layout(data, avctx->pix_fmt,
size = avpicture_layout((const AVPicture*)frame, avctx->pix_fmt,
avctx->width, avctx->height,
buf + HEADER_SIZE, buf_size - HEADER_SIZE);
buf + HEADER_SIZE, pkt->size - HEADER_SIZE);
if (size < 0)
return size;
break;
case 10:
size = avctx->height * avctx->width * 4;
if (buf_size < HEADER_SIZE + size)
return -1;
encode_rgb48_10bit(avctx, data, buf + HEADER_SIZE);
encode_rgb48_10bit(avctx, (const AVPicture*)frame, buf + HEADER_SIZE);
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported bit depth: %d\n", s->bits_per_component);
@ -164,7 +171,11 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size,
size += HEADER_SIZE;
write32(buf + 16, size); /* file size */
return size;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
AVCodec ff_dpx_encoder = {
@ -173,7 +184,7 @@ AVCodec ff_dpx_encoder = {
.id = CODEC_ID_DPX,
.priv_data_size = sizeof(DPXContext),
.init = encode_init,
.encode = encode_frame,
.encode2 = encode_frame,
.pix_fmts = (const enum PixelFormat[]){
PIX_FMT_RGB24,
PIX_FMT_RGBA,

25
libavcodec/dv.c
View File

@ -42,6 +42,7 @@
#include "avcodec.h"
#include "dsputil.h"
#include "get_bits.h"
#include "internal.h"
#include "put_bits.h"
#include "simple_idct.h"
#include "dvdata.h"
@ -1276,29 +1277,37 @@ static void dv_format_frame(DVVideoContext* c, uint8_t* buf)
}
static int dvvideo_encode_frame(AVCodecContext *c, uint8_t *buf, int buf_size,
void *data)
static int dvvideo_encode_frame(AVCodecContext *c, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
DVVideoContext *s = c->priv_data;
int ret;
s->sys = avpriv_dv_codec_profile(c);
if (!s->sys || buf_size < s->sys->frame_size || dv_init_dynamic_tables(s->sys))
if (!s->sys || dv_init_dynamic_tables(s->sys))
return -1;
if ((ret = ff_alloc_packet(pkt, s->sys->frame_size)) < 0) {
av_log(c, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
c->pix_fmt = s->sys->pix_fmt;
s->picture = *((AVFrame *)data);
s->picture = *frame;
s->picture.key_frame = 1;
s->picture.pict_type = AV_PICTURE_TYPE_I;
s->buf = buf;
s->buf = pkt->data;
c->execute(c, dv_encode_video_segment, s->sys->work_chunks, NULL,
dv_work_pool_size(s->sys), sizeof(DVwork_chunk));
emms_c();
dv_format_frame(s, buf);
dv_format_frame(s, pkt->data);
return s->sys->frame_size;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
#endif
@ -1320,7 +1329,7 @@ AVCodec ff_dvvideo_encoder = {
.id = CODEC_ID_DVVIDEO,
.priv_data_size = sizeof(DVVideoContext),
.init = dvvideo_init_encoder,
.encode = dvvideo_encode_frame,
.encode2 = dvvideo_encode_frame,
.capabilities = CODEC_CAP_SLICE_THREADS,
.pix_fmts = (const enum PixelFormat[]) {PIX_FMT_YUV411P, PIX_FMT_YUV422P, PIX_FMT_YUV420P, PIX_FMT_NONE},
.long_name = NULL_IF_CONFIG_SMALL("DV (Digital Video)"),

9
libavcodec/flacdec.c
View File

@ -422,7 +422,16 @@ static inline int decode_subframe(FLACContext *s, int channel)
type = get_bits(&s->gb, 6);
if (get_bits1(&s->gb)) {
int left = get_bits_left(&s->gb);
wasted = 1;
if ( left < 0 ||
(left < s->curr_bps && !show_bits_long(&s->gb, left)) ||
!show_bits_long(&s->gb, s->curr_bps)) {
av_log(s->avctx, AV_LOG_ERROR,
"Invalid number of wasted bits > available bits (%d) - left=%d\n",
s->curr_bps, left);
return AVERROR_INVALIDDATA;
}
while (!get_bits1(&s->gb))
wasted++;
s->curr_bps -= wasted;

2
libavcodec/golomb.h
View File

@ -301,7 +301,7 @@ static inline int get_ur_golomb_jpegls(GetBitContext *gb, int k, int limit, int
return buf;
}else{
int i;
for(i=0; SHOW_UBITS(re, gb, 1) == 0; i++){
for (i = 0; i < limit && SHOW_UBITS(re, gb, 1) == 0; i++) {
if (gb->size_in_bits <= re_index)
return -1;
LAST_SKIP_BITS(re, gb, 1);

26
libavcodec/pamenc.c
View File

@ -20,22 +20,24 @@
*/
#include "avcodec.h"
#include "internal.h"
#include "pnm.h"
static int pam_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
int buf_size, void *data)
static int pam_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
PNMContext *s = avctx->priv_data;
AVFrame *pict = data;
AVFrame * const p = (AVFrame*)&s->picture;
int i, h, w, n, linesize, depth, maxval;
int i, h, w, n, linesize, depth, maxval, ret;
const char *tuple_type;
uint8_t *ptr;
if (buf_size < avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height) + 200) {
if ((ret = ff_alloc_packet(pkt, avpicture_get_size(avctx->pix_fmt,
avctx->width,
avctx->height) + 200)) < 0) {
av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n");
return -1;
return ret;
}
*p = *pict;
@ -43,8 +45,8 @@ static int pam_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
p->key_frame = 1;
s->bytestream_start =
s->bytestream = outbuf;
s->bytestream_end = outbuf+buf_size;
s->bytestream = pkt->data;
s->bytestream_end = pkt->data + pkt->size;
h = avctx->height;
w = avctx->width;
@ -122,7 +124,11 @@ static int pam_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
ptr += linesize;
}
}
return s->bytestream - s->bytestream_start;
pkt->size = s->bytestream - s->bytestream_start;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
@ -132,7 +138,7 @@ AVCodec ff_pam_encoder = {
.id = CODEC_ID_PAM,
.priv_data_size = sizeof(PNMContext),
.init = ff_pnm_init,
.encode = pam_encode_frame,
.encode2 = pam_encode_frame,
.pix_fmts = (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGBA, PIX_FMT_RGB48BE, PIX_FMT_RGBA64BE, PIX_FMT_GRAY8, PIX_FMT_GRAY8A, PIX_FMT_GRAY16BE, PIX_FMT_MONOBLACK, PIX_FMT_NONE},
.long_name = NULL_IF_CONFIG_SMALL("PAM (Portable AnyMap) image"),
};

29
libavcodec/pngenc.c
View File

@ -212,12 +212,13 @@ static int png_write_row(PNGEncContext *s, const uint8_t *data, int size)
return 0;
}
static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data){
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
PNGEncContext *s = avctx->priv_data;
AVFrame *pict = data;
AVFrame * const p= &s->picture;
int bit_depth, color_type, y, len, row_size, ret, is_progressive;
int bits_per_pixel, pass_row_size;
int bits_per_pixel, pass_row_size, max_packet_size;
int compression_level;
uint8_t *ptr, *top;
uint8_t *crow_base = NULL, *crow_buf, *crow;
@ -228,9 +229,17 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size,
p->pict_type= AV_PICTURE_TYPE_I;
p->key_frame= 1;
s->bytestream_start=
s->bytestream= buf;
s->bytestream_end= buf+buf_size;
max_packet_size = IOBUF_SIZE*avctx->height + FF_MIN_BUFFER_SIZE;
if (!pkt->data &&
(ret = av_new_packet(pkt, max_packet_size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate output packet of size %d.\n",
max_packet_size);
return ret;
}
s->bytestream_start =
s->bytestream = pkt->data;
s->bytestream_end = pkt->data + pkt->size;
is_progressive = !!(avctx->flags & CODEC_FLAG_INTERLACED_DCT);
switch(avctx->pix_fmt) {
@ -393,7 +402,11 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size,
}
png_write_chunk(&s->bytestream, MKTAG('I', 'E', 'N', 'D'), NULL, 0);
ret = s->bytestream - s->bytestream_start;
pkt->size = s->bytestream - s->bytestream_start;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
ret = 0;
the_end:
av_free(crow_base);
av_free(progressive_buf);
@ -425,7 +438,7 @@ AVCodec ff_png_encoder = {
.id = CODEC_ID_PNG,
.priv_data_size = sizeof(PNGEncContext),
.init = png_enc_init,
.encode = encode_frame,
.encode2 = encode_frame,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGBA,
PIX_FMT_RGB48BE, PIX_FMT_RGBA64BE,
PIX_FMT_PAL8,

3
libavcodec/sinewin.h
View File

@ -53,7 +53,8 @@ extern SINETABLE( 512);
extern SINETABLE(1024);
extern SINETABLE(2048);
extern SINETABLE(4096);
extern SINETABLE(8192);
extern SINETABLE_CONST float * const ff_sine_windows[13];
extern SINETABLE_CONST float * const ff_sine_windows[14];
#endif /* AVCODEC_SINEWIN_H */

2
libavcodec/sinewin_tablegen.c
View File

@ -38,7 +38,7 @@ int main(void)
write_fileheader();
for (i = 5; i <= 12; i++) {
for (i = 5; i <= 13; i++) {
ff_init_ff_sine_windows(i);
printf("SINETABLE(%4i) = {\n", 1 << i);
write_float_array(ff_sine_windows[i], 1 << i);

3
libavcodec/sinewin_tablegen.h
View File

@ -38,6 +38,7 @@ SINETABLE( 512);
SINETABLE(1024);
SINETABLE(2048);
SINETABLE(4096);
SINETABLE(8192);
#else
#include "libavcodec/sinewin_tables.h"
#endif
@ -45,7 +46,7 @@ SINETABLE(4096);
SINETABLE_CONST float * const ff_sine_windows[] = {
NULL, NULL, NULL, NULL, NULL, // unused
ff_sine_32 , ff_sine_64 ,
ff_sine_128, ff_sine_256, ff_sine_512, ff_sine_1024, ff_sine_2048, ff_sine_4096
ff_sine_128, ff_sine_256, ff_sine_512, ff_sine_1024, ff_sine_2048, ff_sine_4096, ff_sine_8192
};
// Generate a sine window.

27
libavcodec/sunrast.c
View File

@ -22,32 +22,7 @@
#include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h"
#include "avcodec.h"
#define RAS_MAGIC 0x59a66a95
/* The Old and Standard format types indicate that the image data is
* uncompressed. There is no difference between the two formats. */
#define RT_OLD 0
#define RT_STANDARD 1
/* The Byte-Encoded format type indicates that the image data is compressed
* using a run-length encoding scheme. */
#define RT_BYTE_ENCODED 2
/* The RGB format type indicates that the image is uncompressed with reverse
* component order from Old and Standard (RGB vs BGR). */
#define RT_FORMAT_RGB 3
/* The TIFF and IFF format types indicate that the raster file was originally
* converted from either of these file formats. We do not have any samples or
* documentation of the format details. */
#define RT_FORMAT_TIFF 4
#define RT_FORMAT_IFF 5
/* The Experimental format type is implementation-specific and is generally an
* indication that the image file does not conform to the Sun Raster file
* format specification. */
#define RT_EXPERIMENTAL 0xffff
#include "sunrast.h"
typedef struct SUNRASTContext {
AVFrame picture;

56
libavcodec/sunrast.h Normal file
View File

@ -0,0 +1,56 @@
/*
* Sun Rasterfile Image Format
* Copyright (c) 2007, 2008 Ivo van Poorten
*
* This file is part of Libav.
*
* Libav 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,
* 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_SUNRAST_H
#define AVCODEC_SUNRAST_H
#define RAS_MAGIC 0x59a66a95
#define RMT_NONE 0
#define RMT_EQUAL_RGB 1
#define RMT_RAW 2 ///< the data layout of this map type is unknown
/* The Old and Standard format types indicate that the image data is
* uncompressed. There is no difference between the two formats. */
#define RT_OLD 0
#define RT_STANDARD 1
/* The Byte-Encoded format type indicates that the image data is compressed
* using a run-length encoding scheme. */
#define RT_BYTE_ENCODED 2
#define RLE_TRIGGER 0x80
/* The RGB format type indicates that the image is uncompressed with reverse
* component order from Old and Standard (RGB vs BGR). */
#define RT_FORMAT_RGB 3
/* The TIFF and IFF format types indicate that the raster file was originally
* converted from either of these file formats. We do not have any samples or
* documentation of the format details. */
#define RT_FORMAT_TIFF 4
#define RT_FORMAT_IFF 5
/* The Experimental format type is implementation-specific and is generally an
* indication that the image file does not conform to the Sun Raster file
* format specification. */
#define RT_EXPERIMENTAL 0xffff
#endif /* AVCODEC_SUNRAST_H */

225
libavcodec/sunrastenc.c Normal file
View File

@ -0,0 +1,225 @@
/*
* Sun Rasterfile (.sun/.ras/im{1,8,24}/.sunras) image encoder
* Copyright (c) 2012 Aneesh Dogra (lionaneesh) <lionaneesh@gmail.com>
*
* This file is part of Libav.
*
* Libav 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,
* 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
#include "sunrast.h"
typedef struct SUNRASTContext {
AVFrame picture;
PutByteContext p;
int depth; ///< depth of pixel
int length; ///< length (bytes) of image
int type; ///< type of file
int maptype; ///< type of colormap
int maplength; ///< length (bytes) of colormap
int size;
} SUNRASTContext;
static void sunrast_image_write_header(AVCodecContext *avctx)
{
SUNRASTContext *s = avctx->priv_data;
bytestream2_put_be32u(&s->p, RAS_MAGIC);
bytestream2_put_be32u(&s->p, avctx->width);
bytestream2_put_be32u(&s->p, avctx->height);
bytestream2_put_be32u(&s->p, s->depth);
bytestream2_put_be32u(&s->p, s->length);
bytestream2_put_be32u(&s->p, s->type);
bytestream2_put_be32u(&s->p, s->maptype);
bytestream2_put_be32u(&s->p, s->maplength);
}
static void sunrast_image_write_image(AVCodecContext *avctx,
const uint8_t *pixels,
const uint32_t *palette_data,
int linesize)
{
SUNRASTContext *s = avctx->priv_data;
const uint8_t *ptr;
int len, alen, x;
if (s->maplength) { // palettized
PutByteContext pb_r, pb_g;
int len = s->maplength / 3;
pb_r = s->p;
bytestream2_skip_p(&s->p, len);
pb_g = s->p;
bytestream2_skip_p(&s->p, len);
for (x = 0; x < len; x++) {
uint32_t pixel = palette_data[x];
bytestream2_put_byteu(&pb_r, (pixel >> 16) & 0xFF);
bytestream2_put_byteu(&pb_g, (pixel >> 8) & 0xFF);
bytestream2_put_byteu(&s->p, pixel & 0xFF);
}
}
len = (s->depth * avctx->width + 7) >> 3;
alen = len + (len & 1);
ptr = pixels;
if (s->type == RT_BYTE_ENCODED) {
uint8_t value, value2;
int run;
const uint8_t *end = pixels + avctx->height * linesize;
ptr = pixels;
#define GET_VALUE ptr >= end ? 0 : x >= len ? ptr[len-1] : ptr[x]
x = 0;
value2 = GET_VALUE;
while (ptr < end) {
run = 1;
value = value2;
x++;
if (x >= alen) {
x = 0;
ptr += linesize;
}
value2 = GET_VALUE;
while (value2 == value && run < 256 && ptr < end) {
x++;
run++;
if (x >= alen) {
x = 0;
ptr += linesize;
}
value2 = GET_VALUE;
}
if (run > 2 || value == RLE_TRIGGER) {
bytestream2_put_byteu(&s->p, RLE_TRIGGER);
bytestream2_put_byteu(&s->p, run - 1);
if (run > 1)
bytestream2_put_byteu(&s->p, value);
} else if (run == 1) {
bytestream2_put_byteu(&s->p, value);
} else
bytestream2_put_be16u(&s->p, (value << 8) | value);
}
// update data length for header
s->length = bytestream2_tell_p(&s->p) - 32 - s->maplength;
} else {
int y;
for (y = 0; y < avctx->height; y++) {
bytestream2_put_buffer(&s->p, ptr, len);
if (len < alen)
bytestream2_put_byteu(&s->p, 0);
ptr += linesize;
}
}
}
static av_cold int sunrast_encode_init(AVCodecContext *avctx)
{
SUNRASTContext *s = avctx->priv_data;
switch (avctx->coder_type) {
case FF_CODER_TYPE_RLE:
s->type = RT_BYTE_ENCODED;
break;
case FF_CODER_TYPE_RAW:
s->type = RT_STANDARD;
break;
default:
av_log(avctx, AV_LOG_ERROR, "invalid coder_type\n");
return AVERROR(EINVAL);
}
avctx->coded_frame = &s->picture;
avctx->coded_frame->key_frame = 1;
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
s->maptype = RMT_NONE;
s->maplength = 0;
switch (avctx->pix_fmt) {
case PIX_FMT_MONOWHITE:
s->depth = 1;
break;
case PIX_FMT_PAL8 :
s->maptype = RMT_EQUAL_RGB;
s->maplength = 3 * 256;
case PIX_FMT_GRAY8:
s->depth = 8;
break;
case PIX_FMT_BGR24:
s->depth = 24;
break;
default:
return AVERROR_BUG;
}
s->length = avctx->height * (FFALIGN(avctx->width * s->depth, 16) >> 3);
s->size = 32 + s->maplength +
s->length * (s->type == RT_BYTE_ENCODED ? 2 : 1);
return 0;
}
static int sunrast_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
SUNRASTContext *s = avctx->priv_data;
int ret;
if ((ret = ff_alloc_packet(avpkt, s->size)) < 0)
return ret;
bytestream2_init_writer(&s->p, avpkt->data, avpkt->size);
sunrast_image_write_header(avctx);
sunrast_image_write_image(avctx, frame->data[0],
(const uint32_t *)frame->data[1],
frame->linesize[0]);
// update data length in header after RLE
if (s->type == RT_BYTE_ENCODED)
AV_WB32(&avpkt->data[16], s->length);
*got_packet_ptr = 1;
avpkt->size = bytestream2_tell_p(&s->p);
return 0;
}
static const AVCodecDefault sunrast_defaults[] = {
{ "coder", "rle" },
{ NULL },
};
AVCodec ff_sunrast_encoder = {
.name = "sunrast",
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_SUNRAST,
.priv_data_size = sizeof(SUNRASTContext),
.init = sunrast_encode_init,
.encode2 = sunrast_encode_frame,
.defaults = sunrast_defaults,
.pix_fmts = (const enum PixelFormat[]){ PIX_FMT_BGR24,
PIX_FMT_PAL8,
PIX_FMT_GRAY8,
PIX_FMT_MONOWHITE,
PIX_FMT_NONE },
.long_name = NULL_IF_CONFIG_SMALL("Sun Rasterfile image"),
};

24
libavcodec/svq1enc.c
View File

@ -497,14 +497,19 @@ static av_cold int svq1_encode_init(AVCodecContext *avctx)
return 0;
}
static int svq1_encode_frame(AVCodecContext *avctx, unsigned char *buf,
int buf_size, void *data)
static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
SVQ1Context * const s = avctx->priv_data;
AVFrame *pict = data;
AVFrame * const p= (AVFrame*)&s->picture;
AVFrame temp;
int i;
int i, ret;
if (!pkt->data &&
(ret = av_new_packet(pkt, s->y_block_width*s->y_block_height*MAX_MB_BYTES*3 + FF_MIN_BUFFER_SIZE) < 0)) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
if(avctx->pix_fmt != PIX_FMT_YUV410P){
av_log(avctx, AV_LOG_ERROR, "unsupported pixel format\n");
@ -521,7 +526,7 @@ static int svq1_encode_frame(AVCodecContext *avctx, unsigned char *buf,
s->current_picture= s->last_picture;
s->last_picture= temp;
init_put_bits(&s->pb, buf, buf_size);
init_put_bits(&s->pb, pkt->data, pkt->size);
*p = *pict;
p->pict_type = avctx->gop_size && avctx->frame_number % avctx->gop_size ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
@ -542,7 +547,12 @@ static int svq1_encode_frame(AVCodecContext *avctx, unsigned char *buf,
flush_put_bits(&s->pb);
return put_bits_count(&s->pb) / 8;
pkt->size = put_bits_count(&s->pb) / 8;
if (p->pict_type == AV_PICTURE_TYPE_I)
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
static av_cold int svq1_encode_end(AVCodecContext *avctx)
@ -578,7 +588,7 @@ AVCodec ff_svq1_encoder = {
.id = CODEC_ID_SVQ1,
.priv_data_size = sizeof(SVQ1Context),
.init = svq1_encode_init,
.encode = svq1_encode_frame,
.encode2 = svq1_encode_frame,
.close = svq1_encode_end,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV410P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1"),

48
libavcodec/tta.c
View File

@ -39,7 +39,7 @@
#define MAX_ORDER 16
typedef struct TTAFilter {
int32_t shift, round, error, mode;
int32_t shift, round, error;
int32_t qm[MAX_ORDER];
int32_t dx[MAX_ORDER];
int32_t dl[MAX_ORDER];
@ -84,19 +84,18 @@ static const uint32_t shift_1[] = {
static const uint32_t * const shift_16 = shift_1 + 4;
static const int32_t ttafilter_configs[4][2] = {
{10, 1},
{9, 1},
{10, 1},
{12, 0}
static const int32_t ttafilter_configs[4] = {
10,
9,
10,
12
};
static void ttafilter_init(TTAFilter *c, int32_t shift, int32_t mode) {
static void ttafilter_init(TTAFilter *c, int32_t shift) {
memset(c, 0, sizeof(TTAFilter));
c->shift = shift;
c->round = shift_1[shift-1];
// c->round = 1 << (shift - 1);
c->mode = mode;
}
// FIXME: copy paste from original
@ -111,9 +110,8 @@ static inline void memshl(register int32_t *a, register int32_t *b) {
*a = *b;
}
// FIXME: copy paste from original
// mode=1 encoder, mode=0 decoder
static inline void ttafilter_process(TTAFilter *c, int32_t *in, int32_t mode) {
static inline void ttafilter_process(TTAFilter *c, int32_t *in)
{
register int32_t *dl = c->dl, *qm = c->qm, *dx = c->dx, sum = c->round;
if (!c->error) {
@ -151,22 +149,13 @@ static inline void ttafilter_process(TTAFilter *c, int32_t *in, int32_t mode) {
*(dx-2) = ((*(dl-3) >> 30) | 1) << 1;
*(dx-3) = ((*(dl-4) >> 30) | 1);
// compress
if (mode) {
*dl = *in;
*in -= (sum >> c->shift);
c->error = *in;
} else {
c->error = *in;
*in += (sum >> c->shift);
*dl = *in;
}
c->error = *in;
*in += (sum >> c->shift);
*dl = *in;
if (c->mode) {
*(dl-1) = *dl - *(dl-1);
*(dl-2) = *(dl-1) - *(dl-2);
*(dl-3) = *(dl-2) - *(dl-3);
}
*(dl-1) = *dl - *(dl-1);
*(dl-2) = *(dl-1) - *(dl-2);
*(dl-3) = *(dl-2) - *(dl-3);
memshl(c->dl, c->dl + 1);
memshl(c->dx, c->dx + 1);
@ -368,7 +357,7 @@ static int tta_decode_frame(AVCodecContext *avctx, void *data,
// init per channel states
for (i = 0; i < s->channels; i++) {
s->ch_ctx[i].predictor = 0;
ttafilter_init(&s->ch_ctx[i].filter, ttafilter_configs[s->bps-1][0], ttafilter_configs[s->bps-1][1]);
ttafilter_init(&s->ch_ctx[i].filter, ttafilter_configs[s->bps-1]);
rice_init(&s->ch_ctx[i].rice, 10, 10);
}
@ -422,11 +411,10 @@ static int tta_decode_frame(AVCodecContext *avctx, void *data,
}
// extract coded value
#define UNFOLD(x) (((x)&1) ? (++(x)>>1) : (-(x)>>1))
*p = UNFOLD(value);
*p = 1 + ((value >> 1) ^ ((value & 1) - 1));
// run hybrid filter
ttafilter_process(filter, p, 0);
ttafilter_process(filter, p);
// fixed order prediction
#define PRED(x, k) (int32_t)((((uint64_t)x << k) - x) >> k)

22
libavcodec/v210enc.c
View File

@ -23,6 +23,7 @@
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
static av_cold int encode_init(AVCodecContext *avctx)
{
@ -44,25 +45,24 @@ static av_cold int encode_init(AVCodecContext *avctx)
return 0;
}
static int encode_frame(AVCodecContext *avctx, unsigned char *buf,
int buf_size, void *data)
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic, int *got_packet)
{
const AVFrame *pic = data;
int aligned_width = ((avctx->width + 47) / 48) * 48;
int stride = aligned_width * 8 / 3;
int line_padding = stride - ((avctx->width * 8 + 11) / 12) * 4;
int h, w;
int h, w, ret;
const uint16_t *y = (const uint16_t*)pic->data[0];
const uint16_t *u = (const uint16_t*)pic->data[1];
const uint16_t *v = (const uint16_t*)pic->data[2];
PutByteContext p;
if (buf_size < avctx->height * stride) {
av_log(avctx, AV_LOG_ERROR, "output buffer too small\n");
return AVERROR(ENOMEM);
if ((ret = ff_alloc_packet(pkt, avctx->height * stride)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
bytestream2_init_writer(&p, buf, buf_size);
bytestream2_init_writer(&p, pkt->data, pkt->size);
#define CLIP(v) av_clip(v, 4, 1019)
@ -104,7 +104,9 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf,
v += pic->linesize[2] / 2 - avctx->width / 2;
}
return bytestream2_tell_p(&p);
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
static av_cold int encode_close(AVCodecContext *avctx)
@ -119,7 +121,7 @@ AVCodec ff_v210_encoder = {
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_V210,
.init = encode_init,
.encode = encode_frame,
.encode2 = encode_frame,
.close = encode_close,
.pix_fmts = (const enum PixelFormat[]){PIX_FMT_YUV422P10, PIX_FMT_NONE},
.long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"),

12
libavcodec/wmaprodec.c
View File

@ -105,7 +105,7 @@
#define MAX_FRAMESIZE 32768 ///< maximum compressed frame size
#define WMAPRO_BLOCK_MIN_BITS 6 ///< log2 of min block size
#define WMAPRO_BLOCK_MAX_BITS 12 ///< log2 of max block size
#define WMAPRO_BLOCK_MAX_BITS 13 ///< log2 of max block size
#define WMAPRO_BLOCK_MAX_SIZE (1 << WMAPRO_BLOCK_MAX_BITS) ///< maximum block size
#define WMAPRO_BLOCK_SIZES (WMAPRO_BLOCK_MAX_BITS - WMAPRO_BLOCK_MIN_BITS + 1) ///< possible block sizes
@ -276,7 +276,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
WMAProDecodeCtx *s = avctx->priv_data;
uint8_t *edata_ptr = avctx->extradata;
unsigned int channel_mask;
int i;
int i, bits;
int log2_max_num_subframes;
int num_possible_block_sizes;
@ -310,8 +310,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
s->len_prefix = (s->decode_flags & 0x40);
/** get frame len */
s->samples_per_frame = 1 << ff_wma_get_frame_len_bits(avctx->sample_rate,
3, s->decode_flags);
bits = ff_wma_get_frame_len_bits(avctx->sample_rate, 3, s->decode_flags);
if (bits > WMAPRO_BLOCK_MAX_BITS) {
av_log_missing_feature(avctx, "14-bits block sizes", 1);
return AVERROR_INVALIDDATA;
}
s->samples_per_frame = 1 << bits;
/** subframe info */
log2_max_num_subframes = ((s->decode_flags & 0x38) >> 3);

21
libavcodec/xwdenc.c
View File

@ -24,6 +24,7 @@
#include "libavutil/pixdesc.h"
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
#include "xwd.h"
#define WINDOW_NAME "lavcxwdenc"
@ -38,16 +39,15 @@ static av_cold int xwd_encode_init(AVCodecContext *avctx)
return 0;
}
static int xwd_encode_frame(AVCodecContext *avctx, uint8_t *buf,
int buf_size, void *data)
static int xwd_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *p, int *got_packet)
{
AVFrame *p = data;
enum PixelFormat pix_fmt = avctx->pix_fmt;
uint32_t pixdepth, bpp, bpad, ncolors = 0, lsize, vclass, be = 0;
uint32_t rgb[3] = { 0 };
uint32_t header_size;
int i, out_size;
uint8_t *ptr;
int i, out_size, ret;
uint8_t *ptr, *buf;
pixdepth = av_get_bits_per_pixel(&av_pix_fmt_descriptors[pix_fmt]);
if (av_pix_fmt_descriptors[pix_fmt].flags & PIX_FMT_BE)
@ -146,10 +146,11 @@ static int xwd_encode_frame(AVCodecContext *avctx, uint8_t *buf,
header_size = XWD_HEADER_SIZE + WINDOW_NAME_SIZE;
out_size = header_size + ncolors * XWD_CMAP_SIZE + avctx->height * lsize;
if (buf_size < out_size) {
if ((ret = ff_alloc_packet(pkt, out_size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "output buffer too small\n");
return AVERROR(ENOMEM);
return ret;
}
buf = pkt->data;
avctx->coded_frame->key_frame = 1;
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
@ -204,7 +205,9 @@ static int xwd_encode_frame(AVCodecContext *avctx, uint8_t *buf,
ptr += p->linesize[0];
}
return out_size;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
static av_cold int xwd_encode_close(AVCodecContext *avctx)
@ -219,7 +222,7 @@ AVCodec ff_xwd_encoder = {
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_XWD,
.init = xwd_encode_init,
.encode = xwd_encode_frame,
.encode2 = xwd_encode_frame,
.close = xwd_encode_close,
.pix_fmts = (const enum PixelFormat[]) { PIX_FMT_BGRA,
PIX_FMT_RGBA,

35
libavformat/apetag.c
View File

@ -29,16 +29,17 @@
#define APE_TAG_FOOTER_BYTES 32
#define APE_TAG_FLAG_CONTAINS_HEADER (1 << 31)
#define APE_TAG_FLAG_IS_HEADER (1 << 29)
#define APE_TAG_FLAG_IS_BINARY (1 << 1)
static int ape_tag_read_field(AVFormatContext *s)
{
AVIOContext *pb = s->pb;
uint8_t key[1024], *value;
uint32_t size;
uint32_t size, flags;
int i, c;
size = avio_rl32(pb); /* field size */
avio_skip(pb, 4); /* field flags */
flags = avio_rl32(pb); /* field flags */
for (i = 0; i < sizeof(key) - 1; i++) {
c = avio_r8(pb);
if (c < 0x20 || c > 0x7E)
@ -53,12 +54,30 @@ static int ape_tag_read_field(AVFormatContext *s)
}
if (size >= UINT_MAX)
return -1;
value = av_malloc(size+1);
if (!value)
return AVERROR(ENOMEM);
avio_read(pb, value, size);
value[size] = 0;
av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL);
if (flags & APE_TAG_FLAG_IS_BINARY) {
uint8_t filename[1024];
AVStream *st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
avio_get_str(pb, INT_MAX, filename, sizeof(filename));
st->codec->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!st->codec->extradata)
return AVERROR(ENOMEM);
if (avio_read(pb, st->codec->extradata, size) != size) {
av_freep(&st->codec->extradata);
return AVERROR(EIO);
}
st->codec->extradata_size = size;
av_dict_set(&st->metadata, key, filename, 0);
st->codec->codec_type = AVMEDIA_TYPE_ATTACHMENT;
} else {
value = av_malloc(size+1);
if (!value)
return AVERROR(ENOMEM);
c = avio_read(pb, value, size);
value[c] = 0;
av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL);
}
return 0;
}

18
libavformat/cdxl.c
View File

@ -62,9 +62,8 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
{
CDXLDemuxContext *cdxl = s->priv_data;
AVIOContext *pb = s->pb;
uint32_t current_size;
uint16_t audio_size, palette_size;
int32_t video_size;
uint32_t current_size, video_size, image_size;
uint16_t audio_size, palette_size, width, height;
int64_t pos;
int ret;
@ -81,14 +80,17 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
}
current_size = AV_RB32(&cdxl->header[2]);
width = AV_RB16(&cdxl->header[14]);
height = AV_RB16(&cdxl->header[16]);
palette_size = AV_RB16(&cdxl->header[20]);
audio_size = AV_RB16(&cdxl->header[22]);
image_size = FFALIGN(width, 16) * height * cdxl->header[19] / 8;
video_size = palette_size + image_size;
if (palette_size > 512)
return AVERROR_INVALIDDATA;
if (current_size < audio_size + palette_size + CDXL_HEADER_SIZE)
if (current_size < (uint64_t)audio_size + video_size + CDXL_HEADER_SIZE)
return AVERROR_INVALIDDATA;
video_size = current_size - audio_size - CDXL_HEADER_SIZE;
if (cdxl->read_chunk && audio_size) {
if (cdxl->audio_stream_index == -1) {
@ -121,8 +123,8 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_tag = 0;
st->codec->codec_id = CODEC_ID_CDXL;
st->codec->width = AV_RB16(&cdxl->header[14]);
st->codec->height = AV_RB16(&cdxl->header[16]);
st->codec->width = width;
st->codec->height = height;
cdxl->video_stream_index = st->index;
avpriv_set_pts_info(st, 63, cdxl->fps.den, cdxl->fps.num);
}
@ -141,6 +143,8 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
cdxl->read_chunk = audio_size;
}
if (!cdxl->read_chunk)
avio_skip(pb, current_size - audio_size - video_size - CDXL_HEADER_SIZE);
return ret;
}

3
libavformat/img2.c
View File

@ -520,7 +520,8 @@ AVOutputFormat ff_image2_muxer = {
.name = "image2",
.long_name = NULL_IF_CONFIG_SMALL("image2 sequence"),
.extensions = "bmp,dpx,jls,jpeg,jpg,ljpg,pam,pbm,pcx,pgm,pgmyuv,png,"
"ppm,sgi,tga,tif,tiff,jp2,j2c,xwd",
"ppm,sgi,tga,tif,tiff,jp2,j2c,xwd,sun,ras,rs,im1,im8,im24,"
"sunras",
.priv_data_size = sizeof(VideoData),
.video_codec = CODEC_ID_MJPEG,
.write_header = write_header,

57
libswscale/output.c
View File

@ -298,6 +298,9 @@ static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterS
}
}
#define accumulate_bit(acc, val) \
acc <<= 1; \
acc |= (val) >= (128 + 110)
#define output_pixel(pos, acc) \
if (target == PIX_FMT_MONOBLACK) { \
pos = acc; \
@ -314,7 +317,6 @@ yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter,
int y, enum PixelFormat target)
{
const uint8_t * const d128=dither_8x8_220[y&7];
uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM];
int i;
unsigned acc = 0;
@ -333,8 +335,8 @@ yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter,
Y1 = av_clip_uint8(Y1);
Y2 = av_clip_uint8(Y2);
}
acc += acc + g[Y1 + d128[(i + 0) & 7]];
acc += acc + g[Y2 + d128[(i + 1) & 7]];
accumulate_bit(acc, Y1 + d128[(i + 0) & 7]);
accumulate_bit(acc, Y2 + d128[(i + 1) & 7]);
if ((i & 7) == 6) {
output_pixel(*dest++, acc);
}
@ -350,19 +352,29 @@ yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2],
{
const int16_t *buf0 = buf[0], *buf1 = buf[1];
const uint8_t * const d128 = dither_8x8_220[y & 7];
uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM];
int yalpha1 = 4095 - yalpha;
int i;
for (i = 0; i < dstW - 7; i += 8) {
int acc = g[((buf0[i ] * yalpha1 + buf1[i ] * yalpha) >> 19) + d128[0]];
acc += acc + g[((buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19) + d128[1]];
acc += acc + g[((buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19) + d128[2]];
acc += acc + g[((buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19) + d128[3]];
acc += acc + g[((buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19) + d128[4]];
acc += acc + g[((buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19) + d128[5]];
acc += acc + g[((buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19) + d128[6]];
acc += acc + g[((buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19) + d128[7]];
int Y, acc = 0;
Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[0]);
Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[1]);
Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[2]);
Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[3]);
Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[4]);
Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[5]);
Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[6]);
Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[7]);
output_pixel(*dest++, acc);
}
}
@ -374,23 +386,26 @@ yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0,
int uvalpha, int y, enum PixelFormat target)
{
const uint8_t * const d128 = dither_8x8_220[y & 7];
uint8_t *g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM];
int i;
for (i = 0; i < dstW - 7; i += 8) {
int acc = g[((buf0[i ] + 64) >> 7) + d128[0]];
acc += acc + g[((buf0[i + 1] + 64) >> 7) + d128[1]];
acc += acc + g[((buf0[i + 2] + 64) >> 7) + d128[2]];
acc += acc + g[((buf0[i + 3] + 64) >> 7) + d128[3]];
acc += acc + g[((buf0[i + 4] + 64) >> 7) + d128[4]];
acc += acc + g[((buf0[i + 5] + 64) >> 7) + d128[5]];
acc += acc + g[((buf0[i + 6] + 64) >> 7) + d128[6]];
acc += acc + g[((buf0[i + 7] + 64) >> 7) + d128[7]];
int acc = 0;
accumulate_bit(acc, ((buf0[i + 0] + 64) >> 7) + d128[0]);
accumulate_bit(acc, ((buf0[i + 1] + 64) >> 7) + d128[1]);
accumulate_bit(acc, ((buf0[i + 2] + 64) >> 7) + d128[2]);
accumulate_bit(acc, ((buf0[i + 3] + 64) >> 7) + d128[3]);
accumulate_bit(acc, ((buf0[i + 4] + 64) >> 7) + d128[4]);
accumulate_bit(acc, ((buf0[i + 5] + 64) >> 7) + d128[5]);
accumulate_bit(acc, ((buf0[i + 6] + 64) >> 7) + d128[6]);
accumulate_bit(acc, ((buf0[i + 7] + 64) >> 7) + d128[7]);
output_pixel(*dest++, acc);
}
}
#undef output_pixel
#undef accumulate_bit
#define YUV2PACKEDWRAPPER(name, base, ext, fmt) \
static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \

11
libswscale/swscale_internal.h
View File

@ -358,11 +358,10 @@ typedef struct SwsContext {
#define U_TEMP "11*8+4*4*256*2+24"
#define V_TEMP "11*8+4*4*256*2+32"
#define Y_TEMP "11*8+4*4*256*2+40"
#define ALP_MMX_FILTER_OFFSET "11*8+4*4*256*2+48"
#define UV_OFF_PX "11*8+4*4*256*3+48"
#define UV_OFF_BYTE "11*8+4*4*256*3+56"
#define DITHER16 "11*8+4*4*256*3+64"
#define DITHER32 "11*8+4*4*256*3+80"
#define UV_OFF_PX "11*8+4*4*256*2+48"
#define UV_OFF_BYTE "11*8+4*4*256*2+56"
#define DITHER16 "11*8+4*4*256*2+64"
#define DITHER32 "11*8+4*4*256*2+80"
DECLARE_ALIGNED(8, uint64_t, redDither);
DECLARE_ALIGNED(8, uint64_t, greenDither);
@ -384,7 +383,6 @@ typedef struct SwsContext {
DECLARE_ALIGNED(8, uint64_t, u_temp);
DECLARE_ALIGNED(8, uint64_t, v_temp);
DECLARE_ALIGNED(8, uint64_t, y_temp);
int32_t alpMmxFilter[4 * MAX_FILTER_SIZE];
// alignment of these values is not necessary, but merely here
// to maintain the same offset across x8632 and x86-64. Once we
// use proper offset macros in the asm, they can be removed.
@ -423,6 +421,7 @@ typedef struct SwsContext {
#if HAVE_VIS
DECLARE_ALIGNED(8, uint64_t, sparc_coeffs)[10];
#endif
int32_t alpMmxFilter[4 * MAX_FILTER_SIZE];
int use_mmx_vfilter;
/* function pointers for swScale() */

34
libswscale/x86/swscale_template.c
View File

@ -342,7 +342,7 @@ static void RENAME(yuv2rgb32_X_ar)(SwsContext *c, const int16_t *lumFilter,
"movq %%mm2, "U_TEMP"(%0) \n\t"
"movq %%mm4, "V_TEMP"(%0) \n\t"
"movq %%mm5, "Y_TEMP"(%0) \n\t"
YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
YSCALEYUV2PACKEDX_ACCURATE_YA(LUM_MMX_FILTER_OFFSET)
"movq "Y_TEMP"(%0), %%mm5 \n\t"
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
@ -372,7 +372,7 @@ static void RENAME(yuv2rgb32_X)(SwsContext *c, const int16_t *lumFilter,
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
YSCALEYUV2PACKEDX_YA(LUM_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
"packuswb %%mm7, %%mm1 \n\t"
@ -1162,14 +1162,15 @@ static void RENAME(yuv2yuyv422_2)(SwsContext *c, const int16_t *buf[2],
* YV12 to RGB without scaling or interpolating
*/
static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
@ -1198,6 +1199,7 @@ static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
);
}
} else {
const int16_t *ubuf1 = ubuf[1];
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
@ -1229,14 +1231,15 @@ static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1250,6 +1253,7 @@ static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1266,14 +1270,15 @@ static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1293,6 +1298,7 @@ static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1315,14 +1321,15 @@ static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1342,6 +1349,7 @@ static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1401,14 +1409,15 @@ static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
#define YSCALEYUV2PACKED1b(index, c) REAL_YSCALEYUV2PACKED1b(index, c)
static void RENAME(yuv2yuyv422_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1421,6 +1430,7 @@ static void RENAME(yuv2yuyv422_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"