falkTX
/
FFmpeg
mirror of https://github.com/falkTX/FFmpeg.git
1
0
Fork 0
Code Issues 0 Releases 338 Wiki Activity
Browse Source

Merge remote-tracking branch 'qatar/master' 

* 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>
tags/n0.11
Michael Niedermayer 14 years ago
parent
f6492476a6 af468015d9
commit
bbb61a1cd5
29 changed files with 565 additions and 199 deletions
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. +1
    -0
      Changelog
  2. +1
    -1
      doc/general.texi
  3. +1
    -0
      libavcodec/Makefile
  4. +1
    -1
      libavcodec/allcodecs.c
  5. +13
    -14
      libavcodec/cdxl.c
  6. +4
    -0
      libavcodec/cook.c
  7. +23
    -12
      libavcodec/dpxenc.c
  8. +17
    -8
      libavcodec/dv.c
  9. +9
    -0
      libavcodec/flacdec.c
  10. +1
    -1
      libavcodec/golomb.h
  11. +16
    -10
      libavcodec/pamenc.c
  12. +21
    -8
      libavcodec/pngenc.c
  13. +2
    -1
      libavcodec/sinewin.h
  14. +1
    -1
      libavcodec/sinewin_tablegen.c
  15. +2
    -1
      libavcodec/sinewin_tablegen.h
  16. +1
    -26
      libavcodec/sunrast.c
  17. +56
    -0
      libavcodec/sunrast.h
  18. +225
    -0
      libavcodec/sunrastenc.c
  19. +17
    -7
      libavcodec/svq1enc.c
  20. +18
    -30
      libavcodec/tta.c
  21. +12
    -10
      libavcodec/v210enc.c
  22. +8
    -4
      libavcodec/wmaprodec.c
  23. +12
    -9
      libavcodec/xwdenc.c
  24. +27
    -8
      libavformat/apetag.c
  25. +11
    -7
      libavformat/cdxl.c
  26. +2
    -1
      libavformat/img2.c
  27. +36
    -21
      libswscale/output.c
  28. +5
    -6
      libswscale/swscale_internal.h
  29. +22
    -12
      libswscale/x86/swscale_template.c

+ 1
- 0
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:


+ 1
- 1
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
- 0
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 \


+ 1
- 1
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);


+ 13
- 14
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
- 0
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);


+ 23
- 12
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,


+ 17
- 8
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
- 0
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;


+ 1
- 1
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);


+ 16
- 10
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"),
};

+ 21
- 8
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,


+ 2
- 1
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 */

+ 1
- 1
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);


+ 2
- 1
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.


+ 1
- 26
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
- 0
libavcodec/sunrast.h 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
- 0
libavcodec/sunrastenc.c 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"),
};

+ 17
- 7
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"),


+ 18
- 30
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)


+ 12
- 10
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"),


+ 8
- 4
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);


+ 12
- 9
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,


+ 27
- 8
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;
}



+ 11
- 7
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;
}



+ 2
- 1
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,


+ 36
- 21
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, \


+ 5
- 6
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() */


+ 22
- 12
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"


Write Preview
Loading…
Cancel
Save