generic-library/ffmpeg
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Merge remote-tracking branch 'qatar/master'

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* qatar/master: (23 commits)
  fix AC3ENC_OPT_MODE_ON/OFF
  h264: fix HRD parameters parsing
  prores: implement multithreading.
  prores: idct sse2/sse4 optimizations.
  swscale: use aligned move for storage into temporary buffer.
  prores: extract idct into its own dspcontext and merge with put_pixels.
  h264: fix invalid shifts in init_cavlc_level_tab()
  intfloat_readwrite: fix signed addition overflows
  mov: do not misreport empty stts
  mov: cosmetics, fix for and if spacing
  id3v2: fix NULL pointer dereference
  mov: read album_artist atom
  mov: fix disc/track numbers and totals
  doc: fix references to obsolete presets directories for avconv/ffmpeg
  flashsv: return more meaningful error value
  flashsv: fix typo in av_log() message
  smacker: validate channels and sample format.
  smacker: check buffer size before reading output size
  smacker: validate number of channels
  smacker: Separate audio flags from sample rates in smacker demuxer.
  ...

Conflicts:
	cmdutils.h
	doc/ffmpeg.texi
	libavcodec/Makefile
	libavcodec/motion_est_template.c
	libavformat/id3v2.c
	libavformat/mov.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-12 05:33:52 +02:00
commit b81f8880e0
27 changed files with 876 additions and 232 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/Makefile
View File

@ -314,7 +314,7 @@ OBJS-$(CONFIG_PNG_ENCODER) += png.o pngenc.o
OBJS-$(CONFIG_PPM_DECODER) += pnmdec.o pnm.o
OBJS-$(CONFIG_PPM_ENCODER) += pnmenc.o pnm.o
OBJS-$(CONFIG_PRORES_GPL_DECODER) += proresdec_gpl.o
OBJS-$(CONFIG_PRORES_LGPL_DECODER) += proresdec_lgpl.o
OBJS-$(CONFIG_PRORES_LGPL_DECODER) += proresdec_lgpl.o proresdsp.o
OBJS-$(CONFIG_PTX_DECODER) += ptx.o
OBJS-$(CONFIG_QCELP_DECODER) += qcelpdec.o celp_math.o \
celp_filters.o acelp_vectors.o \

4
libavcodec/ac3enc.h
View File

@ -73,8 +73,8 @@ typedef int64_t CoefSumType;
#define AC3ENC_OPT_OFF 0
#define AC3ENC_OPT_ON 1
#define AC3ENC_OPT_NOT_INDICATED 0
#define AC3ENC_OPT_MODE_ON 1
#define AC3ENC_OPT_MODE_OFF 2
#define AC3ENC_OPT_MODE_ON 2
#define AC3ENC_OPT_MODE_OFF 1
/* specific option values */
#define AC3ENC_OPT_LARGE_ROOM 1

65
libavcodec/dsputil.c
View File

@ -144,6 +144,41 @@ void ff_init_scantable(uint8_t *permutation, ScanTable *st, const uint8_t *src_s
}
}
void ff_init_scantable_permutation(uint8_t *idct_permutation,
int idct_permutation_type)
{
int i;
switch(idct_permutation_type){
case FF_NO_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= i;
break;
case FF_LIBMPEG2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i & 0x38) | ((i & 6) >> 1) | ((i & 1) << 2);
break;
case FF_SIMPLE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= simple_mmx_permutation[i];
break;
case FF_TRANSPOSE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= ((i&7)<<3) | (i>>3);
break;
case FF_PARTTRANS_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x24) | ((i&3)<<3) | ((i>>3)&3);
break;
case FF_SSE2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x38) | idct_sse2_row_perm[i&7];
break;
default:
av_log(NULL, AV_LOG_ERROR, "Internal error, IDCT permutation not set\n");
}
}
static int pix_sum_c(uint8_t * pix, int line_size)
{
int s, i, j;
@ -3107,32 +3142,6 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
c->avg_2tap_qpel_pixels_tab[0][i]= c->avg_h264_qpel_pixels_tab[0][i];
}
switch(c->idct_permutation_type){
case FF_NO_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= i;
break;
case FF_LIBMPEG2_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= (i & 0x38) | ((i & 6) >> 1) | ((i & 1) << 2);
break;
case FF_SIMPLE_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= simple_mmx_permutation[i];
break;
case FF_TRANSPOSE_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= ((i&7)<<3) | (i>>3);
break;
case FF_PARTTRANS_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= (i&0x24) | ((i&3)<<3) | ((i>>3)&3);
break;
case FF_SSE2_IDCT_PERM:
for(i=0; i<64; i++)
c->idct_permutation[i]= (i&0x38) | idct_sse2_row_perm[i&7];
break;
default:
av_log(avctx, AV_LOG_ERROR, "Internal error, IDCT permutation not set\n");
}
ff_init_scantable_permutation(c->idct_permutation,
c->idct_permutation_type);
}

2
libavcodec/dsputil.h
View File

@ -204,6 +204,8 @@ typedef struct ScanTable{
} ScanTable;
void ff_init_scantable(uint8_t *, ScanTable *st, const uint8_t *src_scantable);
void ff_init_scantable_permutation(uint8_t *idct_permutation,
int idct_permutation_type);
#define EMULATED_EDGE(depth) \
void ff_emulated_edge_mc_ ## depth (uint8_t *buf, const uint8_t *src, int linesize,\

4
libavcodec/flashsv.c
View File

@ -301,7 +301,7 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
/* check for changes of image width and image height */
if (avctx->width != s->image_width || avctx->height != s->image_height) {
av_log(avctx, AV_LOG_ERROR,
"Frame width or height differs from first frames!\n");
"Frame width or height differs from first frame!\n");
av_log(avctx, AV_LOG_ERROR, "fh = %d, fv %d vs ch = %d, cv = %d\n",
avctx->height, avctx->width, s->image_height, s->image_width);
return AVERROR_INVALIDDATA;
@ -367,7 +367,7 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
if (s->color_depth != 0 && s->color_depth != 2) {
av_log(avctx, AV_LOG_ERROR,
"%dx%d invalid color depth %d\n", i, j, s->color_depth);
return -1;
return AVERROR_INVALIDDATA;
}
if (has_diff) {

14
libavcodec/golomb.h
View File

@ -75,6 +75,20 @@ static inline int get_ue_golomb(GetBitContext *gb){
}
}
/**
* Read an unsigned Exp-Golomb code in the range 0 to UINT32_MAX-1.
*/
static inline unsigned get_ue_golomb_long(GetBitContext *gb)
{
unsigned buf, log;
buf = show_bits_long(gb, 32);
log = 31 - av_log2(buf);
skip_bits_long(gb, log);
return get_bits_long(gb, log + 1) - 1;
}
/**
* read unsigned exp golomb code, constraint to a max of 31.
* the return value is undefined if the stored value exceeds 31.

9
libavcodec/h264_cavlc.c
View File

@ -298,17 +298,18 @@ static inline int pred_non_zero_count(H264Context *h, int n){
}
static av_cold void init_cavlc_level_tab(void){
int suffix_length, mask;
int suffix_length;
unsigned int i;
for(suffix_length=0; suffix_length<7; suffix_length++){
for(i=0; i<(1<<LEVEL_TAB_BITS); i++){
int prefix= LEVEL_TAB_BITS - av_log2(2*i);
int level_code= (prefix<<suffix_length) + (i>>(LEVEL_TAB_BITS-prefix-1-suffix_length)) - (1<<suffix_length);
mask= -(level_code&1);
level_code= (((2+level_code)>>1) ^ mask) - mask;
if(prefix + 1 + suffix_length <= LEVEL_TAB_BITS){
int level_code = (prefix << suffix_length) +
(i >> (av_log2(i) - suffix_length)) - (1 << suffix_length);
int mask = -(level_code&1);
level_code = (((2 + level_code) >> 1) ^ mask) - mask;
cavlc_level_tab[suffix_length][i][0]= level_code;
cavlc_level_tab[suffix_length][i][1]= prefix + 1 + suffix_length;
}else if(prefix + 1 <= LEVEL_TAB_BITS){

6
libavcodec/h264_ps.c
View File

@ -143,8 +143,8 @@ static inline int decode_hrd_parameters(H264Context *h, SPS *sps){
get_bits(&s->gb, 4); /* bit_rate_scale */
get_bits(&s->gb, 4); /* cpb_size_scale */
for(i=0; i<cpb_count; i++){
get_ue_golomb(&s->gb); /* bit_rate_value_minus1 */
get_ue_golomb(&s->gb); /* cpb_size_value_minus1 */
get_ue_golomb_long(&s->gb); /* bit_rate_value_minus1 */
get_ue_golomb_long(&s->gb); /* cpb_size_value_minus1 */
get_bits1(&s->gb); /* cbr_flag */
}
sps->initial_cpb_removal_delay_length = get_bits(&s->gb, 5) + 1;
@ -494,6 +494,7 @@ int ff_h264_decode_picture_parameter_set(H264Context *h, int bit_length){
unsigned int pps_id= get_ue_golomb(&s->gb);
PPS *pps;
const int qp_bd_offset = 6*(h->sps.bit_depth_luma-8);
int bits_left;
if(pps_id >= MAX_PPS_COUNT) {
av_log(h->s.avctx, AV_LOG_ERROR, "pps_id (%d) out of range\n", pps_id);
@ -570,6 +571,7 @@ int ff_h264_decode_picture_parameter_set(H264Context *h, int bit_length){
memcpy(pps->scaling_matrix4, h->sps_buffers[pps->sps_id]->scaling_matrix4, sizeof(pps->scaling_matrix4));
memcpy(pps->scaling_matrix8, h->sps_buffers[pps->sps_id]->scaling_matrix8, sizeof(pps->scaling_matrix8));
bits_left = bit_length - get_bits_count(&s->gb);
if(get_bits_count(&s->gb) < bit_length){
pps->transform_8x8_mode= get_bits1(&s->gb);
decode_scaling_matrices(h, h->sps_buffers[pps->sps_id], pps, 0, pps->scaling_matrix4, pps->scaling_matrix8);

2
libavcodec/motion_est.c
View File

@ -52,7 +52,7 @@ static inline int sad_hpel_motion_search(MpegEncContext * s,
int src_index, int ref_index,
int size, int h);
static inline int update_map_generation(MotionEstContext *c)
static inline unsigned update_map_generation(MotionEstContext *c)
{
c->map_generation+= 1<<(ME_MAP_MV_BITS*2);
if(c->map_generation==0){

36
libavcodec/motion_est_template.c
View File

@ -90,8 +90,8 @@ static int hpel_motion_search(MpegEncContext * s,
+ (mv_penalty[bx - pred_x] + mv_penalty[by+2 - pred_y])*c->penalty_factor;
#if 1
int key;
int map_generation= c->map_generation;
unsigned key;
unsigned map_generation= c->map_generation;
#ifndef NDEBUG
uint32_t *map= c->map;
#endif
@ -210,7 +210,7 @@ static int qpel_motion_search(MpegEncContext * s,
const int mx = *mx_ptr;
const int my = *my_ptr;
const int penalty_factor= c->sub_penalty_factor;
const int map_generation= c->map_generation;
const unsigned map_generation = c->map_generation;
const int subpel_quality= c->avctx->me_subpel_quality;
uint32_t *map= c->map;
me_cmp_func cmpf, chroma_cmpf;
@ -356,7 +356,7 @@ static int qpel_motion_search(MpegEncContext * s,
#define CHECK_MV(x,y)\
{\
const int key= ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
const unsigned key = ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\
assert((x) >= xmin);\
assert((x) <= xmax);\
@ -384,7 +384,7 @@ static int qpel_motion_search(MpegEncContext * s,
#define CHECK_MV_DIR(x,y,new_dir)\
{\
const int key= ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
const unsigned key = ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\
/*printf("check_mv_dir %d %d %d\n", x, y, new_dir);*/\
if(map[index]!=key){\
@ -422,13 +422,13 @@ static av_always_inline int small_diamond_search(MpegEncContext * s, int *best,
int next_dir=-1;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
{ /* ensure that the best point is in the MAP as h/qpel refinement needs it */
const int key= (best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;
const unsigned key = (best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;
const int index= ((best[1]<<ME_MAP_SHIFT) + best[0])&(ME_MAP_SIZE-1);
if(map[index]!=key){ //this will be executed only very rarey
score_map[index]= cmp(s, best[0], best[1], 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
@ -464,7 +464,7 @@ static int funny_diamond_search(MpegEncContext * s, int *best, int dmin,
int dia_size;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
@ -505,7 +505,7 @@ static int hex_search(MpegEncContext * s, int *best, int dmin,
me_cmp_func cmpf, chroma_cmpf;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
int x,y,d;
const int dec= dia_size & (dia_size-1);
@ -539,7 +539,7 @@ static int l2s_dia_search(MpegEncContext * s, int *best, int dmin,
me_cmp_func cmpf, chroma_cmpf;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
int x,y,i,d;
int dia_size= c->dia_size&0xFF;
const int dec= dia_size & (dia_size-1);
@ -577,7 +577,7 @@ static int umh_search(MpegEncContext * s, int *best, int dmin,
me_cmp_func cmpf, chroma_cmpf;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
int x,y,x2,y2, i, j, d;
const int dia_size= c->dia_size&0xFE;
static const int hex[16][2]={{-4,-2}, {-4,-1}, {-4, 0}, {-4, 1}, {-4, 2},
@ -624,7 +624,7 @@ static int full_search(MpegEncContext * s, int *best, int dmin,
me_cmp_func cmpf, chroma_cmpf;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
int x,y, d;
const int dia_size= c->dia_size&0xFF;
@ -653,7 +653,7 @@ static int full_search(MpegEncContext * s, int *best, int dmin,
#define SAB_CHECK_MV(ax,ay)\
{\
const int key= ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\
const unsigned key = ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\
const int index= (((ay)<<ME_MAP_SHIFT) + (ax))&(ME_MAP_SIZE-1);\
/*printf("sab check %d %d\n", ax, ay);*/\
if(map[index]!=key){\
@ -692,7 +692,7 @@ static int sab_diamond_search(MpegEncContext * s, int *best, int dmin,
int i, j;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
@ -777,7 +777,7 @@ static int var_diamond_search(MpegEncContext * s, int *best, int dmin,
int dia_size;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
unsigned map_generation = c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
@ -869,7 +869,7 @@ static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int
int d; ///< the score (cmp + penalty) of any given mv
int dmin; /**< the best value of d, i.e. the score
corresponding to the mv stored in best[]. */
int map_generation;
unsigned map_generation;
int penalty_factor;
const int ref_mv_stride= s->mb_stride; //pass as arg FIXME
const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride; //add to last_mv beforepassing FIXME
@ -997,7 +997,7 @@ static int epzs_motion_search4(MpegEncContext * s,
MotionEstContext * const c= &s->me;
int best[2]={0, 0};
int d, dmin;
int map_generation;
unsigned map_generation;
const int penalty_factor= c->penalty_factor;
const int size=1;
const int h=8;
@ -1057,7 +1057,7 @@ static int epzs_motion_search2(MpegEncContext * s,
MotionEstContext * const c= &s->me;
int best[2]={0, 0};
int d, dmin;
int map_generation;
unsigned map_generation;
const int penalty_factor= c->penalty_factor;
const int size=0; //FIXME pass as arg
const int h=8;

2
libavcodec/mpegvideo.h
View File

@ -156,7 +156,7 @@ typedef struct MotionEstContext{
int best_bits;
uint32_t *map; ///< map to avoid duplicate evaluations
uint32_t *score_map; ///< map to store the scores
int map_generation;
unsigned map_generation;
int pre_penalty_factor;
int penalty_factor; /**< an estimate of the bits required to
code a given mv value, e.g. (1,0) takes

157
libavcodec/proresdec_lgpl.c
View File

@ -34,17 +34,19 @@
#include "libavutil/intmath.h"
#include "avcodec.h"
#include "dsputil.h"
#include "proresdsp.h"
#include "get_bits.h"
#define BITS_PER_SAMPLE 10 ///< output precision of that decoder
#define BIAS (1 << (BITS_PER_SAMPLE - 1)) ///< bias value for converting signed pixels into unsigned ones
#define CLIP_MIN (1 << (BITS_PER_SAMPLE - 8)) ///< minimum value for clipping resulting pixels
#define CLIP_MAX (1 << BITS_PER_SAMPLE) - CLIP_MIN - 1 ///< maximum value for clipping resulting pixels
typedef struct {
const uint8_t *index; ///< pointers to the data of this slice
int slice_num;
int x_pos, y_pos;
int slice_width;
DECLARE_ALIGNED(16, DCTELEM, blocks[8 * 4 * 64]);
} ProresThreadData;
typedef struct {
DSPContext dsp;
ProresDSPContext dsp;
AVFrame picture;
ScanTable scantable;
int scantable_type; ///< -1 = uninitialized, 0 = progressive, 1/2 = interlaced
@ -57,9 +59,9 @@ typedef struct {
int prev_slice_sf; ///< scalefactor of the previous decoded slice
DECLARE_ALIGNED(16, int16_t, qmat_luma_scaled[64]);
DECLARE_ALIGNED(16, int16_t, qmat_chroma_scaled[64]);
DECLARE_ALIGNED(16, DCTELEM, blocks[8 * 4 * 64]);
int total_slices; ///< total number of slices in a picture
const uint8_t **slice_data_index; ///< array of pointers to the data of each slice
ProresThreadData *slice_data;
int pic_num;
int chroma_factor;
int mb_chroma_factor;
int num_chroma_blocks; ///< number of chrominance blocks in a macroblock
@ -100,12 +102,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
ProresContext *ctx = avctx->priv_data;
ctx->total_slices = 0;
ctx->slice_data_index = 0;
ctx->slice_data = NULL;
avctx->pix_fmt = PIX_FMT_YUV422P10; // set default pixel format
avctx->bits_per_raw_sample = BITS_PER_SAMPLE;
dsputil_init(&ctx->dsp, avctx);
avctx->bits_per_raw_sample = PRORES_BITS_PER_SAMPLE;
ff_proresdsp_init(&ctx->dsp);
avctx->coded_frame = &ctx->picture;
avcodec_get_frame_defaults(&ctx->picture);
@ -271,9 +273,9 @@ static int decode_picture_header(ProresContext *ctx, const uint8_t *buf,
}
if (ctx->total_slices != num_slices) {
av_freep(&ctx->slice_data_index);
ctx->slice_data_index = av_malloc((num_slices + 1) * sizeof(uint8_t*));
if (!ctx->slice_data_index)
av_freep(&ctx->slice_data);
ctx->slice_data = av_malloc((num_slices + 1) * sizeof(ctx->slice_data[0]));
if (!ctx->slice_data)
return AVERROR(ENOMEM);
ctx->total_slices = num_slices;
}
@ -288,10 +290,10 @@ static int decode_picture_header(ProresContext *ctx, const uint8_t *buf,
data_ptr = index_ptr + num_slices * 2;
for (i = 0; i < num_slices; i++) {
ctx->slice_data_index[i] = data_ptr;
ctx->slice_data[i].index = data_ptr;
data_ptr += AV_RB16(index_ptr + i * 2);
}
ctx->slice_data_index[i] = data_ptr;
ctx->slice_data[i].index = data_ptr;
if (data_ptr > buf + data_size) {
av_log(avctx, AV_LOG_ERROR, "out of slice data\n");
@ -449,52 +451,11 @@ static inline void decode_ac_coeffs(GetBitContext *gb, DCTELEM *out,
}
#define CLIP_AND_BIAS(x) (av_clip((x) + BIAS, CLIP_MIN, CLIP_MAX))
/**
* Add bias value, clamp and output pixels of a slice
*/
static void put_pixels(const DCTELEM *in, uint16_t *out, int stride,
int mbs_per_slice, int blocks_per_mb)
{
int mb, x, y, src_offset, dst_offset;
const DCTELEM *src1, *src2;
uint16_t *dst1, *dst2;
src1 = in;
src2 = in + (blocks_per_mb << 5);
dst1 = out;
dst2 = out + (stride << 3);
for (mb = 0; mb < mbs_per_slice; mb++) {
for (y = 0, dst_offset = 0; y < 8; y++, dst_offset += stride) {
for (x = 0; x < 8; x++) {
src_offset = (y << 3) + x;
dst1[dst_offset + x] = CLIP_AND_BIAS(src1[src_offset]);
dst2[dst_offset + x] = CLIP_AND_BIAS(src2[src_offset]);
if (blocks_per_mb > 2) {
dst1[dst_offset + x + 8] =
CLIP_AND_BIAS(src1[src_offset + 64]);
dst2[dst_offset + x + 8] =
CLIP_AND_BIAS(src2[src_offset + 64]);
}
}
}
src1 += blocks_per_mb << 6;
src2 += blocks_per_mb << 6;
dst1 += blocks_per_mb << 2;
dst2 += blocks_per_mb << 2;
}
}
/**
* Decode a slice plane (luma or chroma).
*/
static void decode_slice_plane(ProresContext *ctx, const uint8_t *buf,
static void decode_slice_plane(ProresContext *ctx, ProresThreadData *td,
const uint8_t *buf,
int data_size, uint16_t *out_ptr,
int linesize, int mbs_per_slice,
int blocks_per_mb, int plane_size_factor,
@ -502,43 +463,47 @@ static void decode_slice_plane(ProresContext *ctx, const uint8_t *buf,
{
GetBitContext gb;
DCTELEM *block_ptr;
int i, blk_num, blocks_per_slice;
int mb_num, blocks_per_slice;
blocks_per_slice = mbs_per_slice * blocks_per_mb;
memset(ctx->blocks, 0, 8 * 4 * 64 * sizeof(*ctx->blocks));
memset(td->blocks, 0, 8 * 4 * 64 * sizeof(*td->blocks));
init_get_bits(&gb, buf, data_size << 3);
decode_dc_coeffs(&gb, ctx->blocks, blocks_per_slice);
decode_dc_coeffs(&gb, td->blocks, blocks_per_slice);
decode_ac_coeffs(&gb, ctx->blocks, blocks_per_slice,
decode_ac_coeffs(&gb, td->blocks, blocks_per_slice,
plane_size_factor, ctx->scantable.permutated);
/* inverse quantization, inverse transform and output */
block_ptr = ctx->blocks;
block_ptr = td->blocks;
for (blk_num = 0; blk_num < blocks_per_slice; blk_num++, block_ptr += 64) {
/* TODO: the correct solution shoud be (block_ptr[i] * qmat[i]) >> 1
* and the input of the inverse transform should be scaled by 2
* in order to avoid rounding errors.
* Due to the fact the existing Libav transforms are incompatible with
* that input I temporally introduced the coarse solution below... */
for (i = 0; i < 64; i++)
block_ptr[i] = (block_ptr[i] * qmat[i]) >> 2;
ctx->dsp.idct(block_ptr);
for (mb_num = 0; mb_num < mbs_per_slice; mb_num++, out_ptr += blocks_per_mb * 4) {
ctx->dsp.idct_put(out_ptr, linesize, block_ptr, qmat);
block_ptr += 64;
if (blocks_per_mb > 2) {
ctx->dsp.idct_put(out_ptr + 8, linesize, block_ptr, qmat);
block_ptr += 64;
}
ctx->dsp.idct_put(out_ptr + linesize * 4, linesize, block_ptr, qmat);
block_ptr += 64;
if (blocks_per_mb > 2) {
ctx->dsp.idct_put(out_ptr + linesize * 4 + 8, linesize, block_ptr, qmat);
block_ptr += 64;
}
}
put_pixels(ctx->blocks, out_ptr, linesize >> 1, mbs_per_slice,
blocks_per_mb);
}
static int decode_slice(ProresContext *ctx, int pic_num, int slice_num,
int mb_x_pos, int mb_y_pos, int mbs_per_slice,
AVCodecContext *avctx)
static int decode_slice(AVCodecContext *avctx, ProresThreadData *td)
{
ProresContext *ctx = avctx->priv_data;
int mb_x_pos = td->x_pos;
int mb_y_pos = td->y_pos;
int pic_num = ctx->pic_num;
int slice_num = td->slice_num;
int mbs_per_slice = td->slice_width;
const uint8_t *buf;
uint8_t *y_data, *u_data, *v_data;
AVFrame *pic = avctx->coded_frame;
@ -546,8 +511,8 @@ static int decode_slice(ProresContext *ctx, int pic_num, int slice_num,
int slice_data_size, hdr_size, y_data_size, u_data_size, v_data_size;
int y_linesize, u_linesize, v_linesize;
buf = ctx->slice_data_index[slice_num];
slice_data_size = ctx->slice_data_index[slice_num + 1] - buf;
buf = ctx->slice_data[slice_num].index;
slice_data_size = ctx->slice_data[slice_num + 1].index - buf;
slice_width_factor = av_log2(mbs_per_slice);
@ -593,20 +558,20 @@ static int decode_slice(ProresContext *ctx, int pic_num, int slice_num,
if (ctx->qmat_changed || sf != ctx->prev_slice_sf) {
ctx->prev_slice_sf = sf;
for (i = 0; i < 64; i++) {
ctx->qmat_luma_scaled[i] = ctx->qmat_luma[i] * sf;
ctx->qmat_chroma_scaled[i] = ctx->qmat_chroma[i] * sf;
ctx->qmat_luma_scaled[ctx->dsp.idct_permutation[i]] = ctx->qmat_luma[i] * sf;
ctx->qmat_chroma_scaled[ctx->dsp.idct_permutation[i]] = ctx->qmat_chroma[i] * sf;
}
}
/* decode luma plane */
decode_slice_plane(ctx, buf + hdr_size, y_data_size,
decode_slice_plane(ctx, td, buf + hdr_size, y_data_size,
(uint16_t*) (y_data + (mb_y_pos << 4) * y_linesize +
(mb_x_pos << 5)), y_linesize,
mbs_per_slice, 4, slice_width_factor + 2,
ctx->qmat_luma_scaled);
/* decode U chroma plane */
decode_slice_plane(ctx, buf + hdr_size + y_data_size, u_data_size,
decode_slice_plane(ctx, td, buf + hdr_size + y_data_size, u_data_size,
(uint16_t*) (u_data + (mb_y_pos << 4) * u_linesize +
(mb_x_pos << ctx->mb_chroma_factor)),
u_linesize, mbs_per_slice, ctx->num_chroma_blocks,
@ -614,7 +579,7 @@ static int decode_slice(ProresContext *ctx, int pic_num, int slice_num,
ctx->qmat_chroma_scaled);
/* decode V chroma plane */
decode_slice_plane(ctx, buf + hdr_size + y_data_size + u_data_size,
decode_slice_plane(ctx, td, buf + hdr_size + y_data_size + u_data_size,
v_data_size,
(uint16_t*) (v_data + (mb_y_pos << 4) * v_linesize +
(mb_x_pos << ctx->mb_chroma_factor)),
@ -633,6 +598,7 @@ static int decode_picture(ProresContext *ctx, int pic_num,
slice_num = 0;
ctx->pic_num = pic_num;
for (y_pos = 0; y_pos < ctx->num_y_mbs; y_pos++) {
slice_width = 1 << ctx->slice_width_factor;
@ -641,15 +607,18 @@ static int decode_picture(ProresContext *ctx, int pic_num,
while (ctx->num_x_mbs - x_pos < slice_width)
slice_width >>= 1;
if (decode_slice(ctx, pic_num, slice_num, x_pos, y_pos,
slice_width, avctx) < 0)
return -1;
ctx->slice_data[slice_num].slice_num = slice_num;
ctx->slice_data[slice_num].x_pos = x_pos;
ctx->slice_data[slice_num].y_pos = y_pos;
ctx->slice_data[slice_num].slice_width = slice_width;
slice_num++;
}
}
return 0;
return avctx->execute(avctx, (void *) decode_slice,
ctx->slice_data, NULL, slice_num,
sizeof(ctx->slice_data[0]));
}
@ -712,7 +681,7 @@ static av_cold int decode_close(AVCodecContext *avctx)
if (ctx->picture.data[0])
avctx->release_buffer(avctx, &ctx->picture);
av_freep(&ctx->slice_data_index);
av_freep(&ctx->slice_data);
return 0;
}
@ -726,6 +695,6 @@ AVCodec ff_prores_lgpl_decoder = {
.init = decode_init,
.close = decode_close,
.decode = decode_frame,
.capabilities = CODEC_CAP_DR1,
.capabilities = CODEC_CAP_DR1 | CODEC_CAP_SLICE_THREADS,
.long_name = NULL_IF_CONFIG_SMALL("Apple ProRes (iCodec Pro)")
};

63
libavcodec/proresdsp.c Normal file
View File

@ -0,0 +1,63 @@
/*
* Apple ProRes compatible decoder
*
* Copyright (c) 2010-2011 Maxim Poliakovski
*
* 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 "proresdsp.h"
#include "simple_idct.h"
#define BIAS (1 << (PRORES_BITS_PER_SAMPLE - 1)) ///< bias value for converting signed pixels into unsigned ones
#define CLIP_MIN (1 << (PRORES_BITS_PER_SAMPLE - 8)) ///< minimum value for clipping resulting pixels
#define CLIP_MAX (1 << PRORES_BITS_PER_SAMPLE) - CLIP_MIN - 1 ///< maximum value for clipping resulting pixels
#define CLIP_AND_BIAS(x) (av_clip((x) + BIAS, CLIP_MIN, CLIP_MAX))
/**
* Add bias value, clamp and output pixels of a slice
*/
static void put_pixels(uint16_t *dst, int stride, const DCTELEM *in)
{
int x, y, src_offset, dst_offset;
for (y = 0, dst_offset = 0; y < 8; y++, dst_offset += stride) {
for (x = 0; x < 8; x++) {
src_offset = (y << 3) + x;
dst[dst_offset + x] = CLIP_AND_BIAS(in[src_offset]);
}
}
}
static void prores_idct_put_c(uint16_t *out, int linesize, DCTELEM *block, const int16_t *qmat)
{
ff_prores_idct(block, qmat);
put_pixels(out, linesize >> 1, block);
}
void ff_proresdsp_init(ProresDSPContext *dsp)
{
dsp->idct_put = prores_idct_put_c;
dsp->idct_permutation_type = FF_NO_IDCT_PERM;
if (HAVE_MMX) ff_proresdsp_x86_init(dsp);
ff_init_scantable_permutation(dsp->idct_permutation,
dsp->idct_permutation_type);
}

40
libavcodec/proresdsp.h Normal file
View File

@ -0,0 +1,40 @@
/*
* Apple ProRes compatible decoder
*
* Copyright (c) 2010-2011 Maxim Poliakovski
*
* 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_PRORESDSP_H
#define AVCODEC_PRORESDSP_H
#include "dsputil.h"
#define PRORES_BITS_PER_SAMPLE 10 ///< output precision of prores decoder
typedef struct {
int idct_permutation_type;
uint8_t idct_permutation[64];
void (* idct_put) (uint16_t *out, int linesize, DCTELEM *block, const int16_t *qmat);
} ProresDSPContext;
void ff_proresdsp_init(ProresDSPContext *dsp);
void ff_proresdsp_x86_init(ProresDSPContext *dsp);
#endif /* AVCODEC_PRORESDSP_H */

17
libavcodec/simple_idct.c
View File

@ -221,3 +221,20 @@ void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block)
idct4col_add(dest + i, line_size, block + i);
}
}
void ff_prores_idct(DCTELEM *block, const int16_t *qmat)
{
int i;
for (i = 0; i < 64; i++)
block[i] *= qmat[i];
for (i = 0; i < 8; i++)
idctRowCondDC_10(block + i*8);
for (i = 0; i < 64; i++)
block[i] >>= 2;
for (i = 0; i < 8; i++)
idctSparseCol_10(block + i);
}

6
libavcodec/simple_idct.h
View File

@ -38,6 +38,12 @@ void ff_simple_idct_8(DCTELEM *block);
void ff_simple_idct_put_10(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_add_10(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_10(DCTELEM *block);
/**
* Special version of ff_simple_idct_10() which does dequantization
* and scales by a factor of 2 more between the two IDCTs to account
* for larger scale of input coefficients.
*/
void ff_prores_idct(DCTELEM *block, const int16_t *qmat);
void ff_simple_idct_mmx(int16_t *block);
void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);

6
libavcodec/sipr.c
View File

@ -194,14 +194,16 @@ static void decode_parameters(SiprParameters* parms, GetBitContext *pgb,
{
int i, j;
parms->ma_pred_switch = get_bits(pgb, p->ma_predictor_bits);
if (p->ma_predictor_bits)
parms->ma_pred_switch = get_bits(pgb, p->ma_predictor_bits);
for (i = 0; i < 5; i++)
parms->vq_indexes[i] = get_bits(pgb, p->vq_indexes_bits[i]);
for (i = 0; i < p->subframe_count; i++) {
parms->pitch_delay[i] = get_bits(pgb, p->pitch_delay_bits[i]);
parms->gp_index[i] = get_bits(pgb, p->gp_index_bits);
if (p->gp_index_bits)
parms->gp_index[i] = get_bits(pgb, p->gp_index_bits);
for (j = 0; j < p->number_of_fc_indexes; j++)
parms->fc_indexes[i][j] = get_bits(pgb, p->fc_index_bits[j]);

17
libavcodec/smacker.c
View File

@ -560,6 +560,10 @@ static av_cold int decode_end(AVCodecContext *avctx)
static av_cold int smka_decode_init(AVCodecContext *avctx)
{
if (avctx->channels < 1 || avctx->channels > 2) {
av_log(avctx, AV_LOG_ERROR, "invalid number of channels\n");
return AVERROR(EINVAL);
}
avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->sample_fmt = avctx->bits_per_coded_sample == 8 ? AV_SAMPLE_FMT_U8 : AV_SAMPLE_FMT_S16;
return 0;
@ -583,6 +587,11 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
int bits, stereo;
int pred[2] = {0, 0};
if (buf_size <= 4) {
av_log(avctx, AV_LOG_ERROR, "packet is too small\n");
return AVERROR(EINVAL);
}
unp_size = AV_RL32(buf);
init_get_bits(&gb, buf + 4, (buf_size - 4) * 8);
@ -598,6 +607,14 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
av_log(avctx, AV_LOG_ERROR, "Frame is too large to fit in buffer\n");
return -1;
}
if (stereo ^ (avctx->channels != 1)) {
av_log(avctx, AV_LOG_ERROR, "channels mismatch\n");
return AVERROR(EINVAL);
}
if (bits && avctx->sample_fmt == AV_SAMPLE_FMT_U8) {
av_log(avctx, AV_LOG_ERROR, "sample format mismatch\n");
return AVERROR(EINVAL);
}
memset(vlc, 0, sizeof(VLC) * 4);
memset(h, 0, sizeof(HuffContext) * 4);

2
libavcodec/x86/Makefile
View File

@ -34,6 +34,8 @@ MMX-OBJS-$(CONFIG_ENCODERS) += x86/dsputilenc_mmx.o
YASM-OBJS-$(CONFIG_ENCODERS) += x86/dsputilenc_yasm.o
MMX-OBJS-$(CONFIG_GPL) += x86/idct_mmx.o
MMX-OBJS-$(CONFIG_LPC) += x86/lpc_mmx.o
YASM-OBJS-$(CONFIG_PRORES_LGPL_DECODER) += x86/proresdsp.o
MMX-OBJS-$(CONFIG_PRORES_LGPL_DECODER) += x86/proresdsp-init.o
MMX-OBJS-$(CONFIG_DWT) += x86/snowdsp_mmx.o
MMX-OBJS-$(CONFIG_VC1_DECODER) += x86/vc1dsp_mmx.o
YASM-OBJS-$(CONFIG_VP3_DECODER) += x86/vp3dsp.o

2
libavcodec/x86/dsputil_mmx.c
View File

@ -64,6 +64,8 @@ DECLARE_ALIGNED(16, const xmm_reg, ff_pw_64 ) = {0x0040004000400040ULL, 0x00400
DECLARE_ALIGNED(8, const uint64_t, ff_pw_96 ) = 0x0060006000600060ULL;
DECLARE_ALIGNED(8, const uint64_t, ff_pw_128) = 0x0080008000800080ULL;
DECLARE_ALIGNED(8, const uint64_t, ff_pw_255) = 0x00ff00ff00ff00ffULL;
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_512) = {0x0200020002000200ULL, 0x0200020002000200ULL};
DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1019)= {0x03FB03FB03FB03FBULL, 0x03FB03FB03FB03FBULL};
DECLARE_ALIGNED(16, const xmm_reg, ff_pb_0 ) = {0x0000000000000000ULL, 0x0000000000000000ULL};
DECLARE_ALIGNED(16, const xmm_reg, ff_pb_1 ) = {0x0101010101010101ULL, 0x0101010101010101ULL};

54
libavcodec/x86/proresdsp-init.c Normal file
View File

@ -0,0 +1,54 @@
/*
* Apple ProRes compatible decoder
*
* Copyright (c) 2010-2011 Maxim Poliakovski
*
* 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 "libavcodec/proresdsp.h"
void ff_prores_idct_put_10_sse2(uint16_t *dst, int linesize,
DCTELEM *block);
void ff_prores_idct_put_10_sse4(uint16_t *dst, int linesize,
DCTELEM *block);
void ff_prores_idct_put_10_avx (uint16_t *dst, int linesize,
DCTELEM *block);
void ff_proresdsp_x86_init(ProresDSPContext *dsp)
{
#if ARCH_X86_64
int flags = av_get_cpu_flags();
if (flags & AV_CPU_FLAG_SSE2) {
dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
dsp->idct_put = ff_prores_idct_put_10_sse2;
}
if (flags & AV_CPU_FLAG_SSE4) {
dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
dsp->idct_put = ff_prores_idct_put_10_sse4;
}
#if HAVE_AVX
if (flags & AV_CPU_FLAG_AVX) {
dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
dsp->idct_put = ff_prores_idct_put_10_avx;
}
#endif
#endif
}

432
libavcodec/x86/proresdsp.asm Normal file
View File

@ -0,0 +1,432 @@
;******************************************************************************
;* x86-SIMD-optimized IDCT for prores
;* this is identical to "simple" IDCT except for the clip range
;*
;* Copyright (c) 2011 Ronald S. Bultje <rsbultje@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
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "x86inc.asm"
%include "x86util.asm"
%define W1sh2 22725 ; W1 = 90901 = 22725<<2 + 1
%define W2sh2 21407 ; W2 = 85627 = 21407<<2 - 1
%define W3sh2 19265 ; W3 = 77062 = 19265<<2 + 2
%define W4sh2 16384 ; W4 = 65535 = 16384<<2 - 1
%define W5sh2 12873 ; W5 = 51491 = 12873<<2 - 1
%define W6sh2 8867 ; W6 = 35468 = 8867<<2
%define W7sh2 4520 ; W7 = 18081 = 4520<<2 + 1
%ifdef ARCH_X86_64
SECTION_RODATA
w4_plus_w2: times 4 dw W4sh2, +W2sh2
w4_min_w2: times 4 dw W4sh2, -W2sh2
w4_plus_w6: times 4 dw W4sh2, +W6sh2
w4_min_w6: times 4 dw W4sh2, -W6sh2
w1_plus_w3: times 4 dw W1sh2, +W3sh2
w3_min_w1: times 4 dw W3sh2, -W1sh2
w7_plus_w3: times 4 dw W7sh2, +W3sh2
w3_min_w7: times 4 dw W3sh2, -W7sh2
w1_plus_w5: times 4 dw W1sh2, +W5sh2
w5_min_w1: times 4 dw W5sh2, -W1sh2
w5_plus_w7: times 4 dw W5sh2, +W7sh2
w7_min_w5: times 4 dw W7sh2, -W5sh2
row_round: times 8 dw (1<<14)
cextern pw_4
cextern pw_8
cextern pw_512
cextern pw_1019
section .text align=16
; interleave data while maintaining source
; %1=type, %2=dstlo, %3=dsthi, %4=src, %5=interleave
%macro SBUTTERFLY3 5
punpckl%1 m%2, m%4, m%5
punpckh%1 m%3, m%4, m%5
%endmacro
; %1/%2=src1/dst1, %3/%4=dst2, %5/%6=src2, %7=shift
; action: %3/%4 = %1/%2 - %5/%6; %1/%2 += %5/%6
; %1/%2/%3/%4 >>= %7; dword -> word (in %1/%3)
%macro SUMSUB_SHPK 7
psubd %3, %1, %5 ; { a0 - b0 }[0-3]
psubd %4, %2, %6 ; { a0 - b0 }[4-7]
paddd %1, %5 ; { a0 + b0 }[0-3]
paddd %2, %6 ; { a0 + b0 }[4-7]
psrad %1, %7
psrad %2, %7
psrad %3, %7
psrad %4, %7
packssdw %1, %2 ; row[0]
packssdw %3, %4 ; row[7]
%endmacro
; %1 = row or col (for rounding variable)
; %2 = number of bits to shift at the end
; %3 = optimization
%macro IDCT_1D 3
; a0 = (W4 * row[0]) + (1 << (15 - 1));
; a1 = a0;
; a2 = a0;
; a3 = a0;
; a0 += W2 * row[2];
; a1 += W6 * row[2];
; a2 -= W6 * row[2];
; a3 -= W2 * row[2];
%ifidn %1, col
paddw m10,[pw_8]
%endif
SBUTTERFLY3 wd, 0, 1, 10, 8 ; { row[0], row[2] }[0-3]/[4-7]
%ifidn %1, row
psubw m10,[row_round]
%endif
SIGNEXTEND m8, m9, m14 ; { row[2] }[0-3] / [4-7]
SIGNEXTEND m10, m11, m14 ; { row[0] }[0-3] / [4-7]
pmaddwd m2, m0, [w4_plus_w6]
pmaddwd m3, m1, [w4_plus_w6]
pmaddwd m4, m0, [w4_min_w6]
pmaddwd m5, m1, [w4_min_w6]
pmaddwd m6, m0, [w4_min_w2]
pmaddwd m7, m1, [w4_min_w2]
pmaddwd m0, [w4_plus_w2]
pmaddwd m1, [w4_plus_w2]
pslld m2, 2
pslld m3, 2
pslld m4, 2
pslld m5, 2
pslld m6, 2
pslld m7, 2
pslld m0, 2
pslld m1, 2
; a0: -1*row[0]-1*row[2]
; a1: -1*row[0]
; a2: -1*row[0]
; a3: -1*row[0]+1*row[2]
psubd m2, m10 ; a1[0-3]
psubd m3, m11 ; a1[4-7]
psubd m4, m10 ; a2[0-3]
psubd m5, m11 ; a2[4-7]
psubd m0, m10
psubd m1, m11
psubd m6, m10
psubd m7, m11
psubd m0, m8 ; a0[0-3]
psubd m1, m9 ; a0[4-7]
paddd m6, m8 ; a3[0-3]
paddd m7, m9 ; a3[4-7]
; a0 += W4*row[4] + W6*row[6]; i.e. -1*row[4]
; a1 -= W4*row[4] + W2*row[6]; i.e. -1*row[4]-1*row[6]
; a2 -= W4*row[4] - W2*row[6]; i.e. -1*row[4]+1*row[6]
; a3 += W4*row[4] - W6*row[6]; i.e. -1*row[4]
SBUTTERFLY3 wd, 8, 9, 13, 12 ; { row[4], row[6] }[0-3]/[4-7]
SIGNEXTEND m13, m14, m10 ; { row[4] }[0-3] / [4-7]
pmaddwd m10, m8, [w4_plus_w6]
pmaddwd m11, m9, [w4_plus_w6]
pslld m10, 2
pslld m11, 2
psubd m10, m13
psubd m11, m14
paddd m0, m10 ; a0[0-3]
paddd m1, m11 ; a0[4-7]
pmaddwd m10, m8, [w4_min_w6]
pmaddwd m11, m9, [w4_min_w6]
pslld m10, 2
pslld m11, 2
psubd m10, m13
psubd m11, m14
paddd m6, m10 ; a3[0-3]
paddd m7, m11 ; a3[4-7]
pmaddwd m10, m8, [w4_min_w2]
pmaddwd m11, m9, [w4_min_w2]
pmaddwd m8, [w4_plus_w2]
pmaddwd m9, [w4_plus_w2]
pslld m10, 2
pslld m11, 2
pslld m8, 2
pslld m9, 2
psubd m10, m13
psubd m11, m14
psubd m8, m13
psubd m9, m14
psubd m4, m10 ; a2[0-3] intermediate
psubd m5, m11 ; a2[4-7] intermediate
psubd m2, m8 ; a1[0-3] intermediate
psubd m3, m9 ; a1[4-7] intermediate
SIGNEXTEND m12, m13, m10 ; { row[6] }[0-3] / [4-7]
psubd m4, m12 ; a2[0-3]
psubd m5, m13 ; a2[4-7]
paddd m2, m12 ; a1[0-3]
paddd m3, m13 ; a1[4-7]
; load/store
mova [r2+ 0], m0
mova [r2+ 32], m2
mova [r2+ 64], m4
mova [r2+ 96], m6
mova m10,[r2+ 16] ; { row[1] }[0-7]
mova m8, [r2+ 48] ; { row[3] }[0-7]
mova m13,[r2+ 80] ; { row[5] }[0-7]
mova m14,[r2+112] ; { row[7] }[0-7]
mova [r2+ 16], m1
mova [r2+ 48], m3
mova [r2+ 80], m5
mova [r2+112], m7
%ifidn %1, row
pmullw m10,[r3+ 16]
pmullw m8, [r3+ 48]
pmullw m13,[r3+ 80]
pmullw m14,[r3+112]
%endif
; b0 = MUL(W1, row[1]);
; MAC(b0, W3, row[3]);
; b1 = MUL(W3, row[1]);
; MAC(b1, -W7, row[3]);
; b2 = MUL(W5, row[1]);
; MAC(b2, -W1, row[3]);
; b3 = MUL(W7, row[1]);
; MAC(b3, -W5, row[3]);
SBUTTERFLY3 wd, 0, 1, 10, 8 ; { row[1], row[3] }[0-3]/[4-7]
SIGNEXTEND m10, m11, m12 ; { row[1] }[0-3] / [4-7]
SIGNEXTEND m8, m9, m12 ; { row[3] }[0-3] / [4-7]
pmaddwd m2, m0, [w3_min_w7]
pmaddwd m3, m1, [w3_min_w7]
pmaddwd m4, m0, [w5_min_w1]
pmaddwd m5, m1, [w5_min_w1]
pmaddwd m6, m0, [w7_min_w5]
pmaddwd m7, m1, [w7_min_w5]
pmaddwd m0, [w1_plus_w3]
pmaddwd m1, [w1_plus_w3]
pslld m2, 2
pslld m3, 2
pslld m4, 2
pslld m5, 2
pslld m6, 2
pslld m7, 2
pslld m0, 2
pslld m1, 2
; b0: +1*row[1]+2*row[3]
; b1: +2*row[1]-1*row[3]
; b2: -1*row[1]-1*row[3]
; b3: +1*row[1]+1*row[3]
psubd m2, m8
psubd m3, m9
paddd m0, m8
paddd m1, m9
paddd m8, m10 ; { row[1] + row[3] }[0-3]
paddd m9, m11 ; { row[1] + row[3] }[4-7]
paddd m10, m10
paddd m11, m11
paddd m0, m8 ; b0[0-3]
paddd m1, m9 ; b0[4-7]
paddd m2, m10 ; b1[0-3]
paddd m3, m11 ; b2[4-7]
psubd m4, m8 ; b2[0-3]
psubd m5, m9 ; b2[4-7]
paddd m6, m8 ; b3[0-3]
paddd m7, m9 ; b3[4-7]
; MAC(b0, W5, row[5]);
; MAC(b0, W7, row[7]);
; MAC(b1, -W1, row[5]);
; MAC(b1, -W5, row[7]);
; MAC(b2, W7, row[5]);
; MAC(b2, W3, row[7]);
; MAC(b3, W3, row[5]);
; MAC(b3, -W1, row[7]);
SBUTTERFLY3 wd, 8, 9, 13, 14 ; { row[5], row[7] }[0-3]/[4-7]
SIGNEXTEND m13, m12, m11 ; { row[5] }[0-3] / [4-7]
SIGNEXTEND m14, m11, m10 ; { row[7] }[0-3] / [4-7]
; b0: -1*row[5]+1*row[7]
; b1: -1*row[5]+1*row[7]
; b2: +1*row[5]+2*row[7]
; b3: +2*row[5]-1*row[7]
paddd m4, m13
paddd m5, m12
paddd m6, m13
paddd m7, m12
psubd m13, m14 ; { row[5] - row[7] }[0-3]
psubd m12, m11 ; { row[5] - row[7] }[4-7]
paddd m14, m14
paddd m11, m11
psubd m0, m13
psubd m1, m12
psubd m2, m13
psubd m3, m12
paddd m4, m14
paddd m5, m11
paddd m6, m13
paddd m7, m12
pmaddwd m10, m8, [w1_plus_w5]
pmaddwd m11, m9, [w1_plus_w5]
pmaddwd m12, m8, [w5_plus_w7]
pmaddwd m13, m9, [w5_plus_w7]
pslld m10, 2
pslld m11, 2
pslld m12, 2
pslld m13, 2
psubd m2, m10 ; b1[0-3]
psubd m3, m11 ; b1[4-7]
paddd m0, m12 ; b0[0-3]
paddd m1, m13 ; b0[4-7]
pmaddwd m12, m8, [w7_plus_w3]
pmaddwd m13, m9, [w7_plus_w3]
pmaddwd m8, [w3_min_w1]
pmaddwd m9, [w3_min_w1]
pslld m12, 2
pslld m13, 2
pslld m8, 2
pslld m9, 2
paddd m4, m12 ; b2[0-3]
paddd m5, m13 ; b2[4-7]
paddd m6, m8 ; b3[0-3]
paddd m7, m9 ; b3[4-7]
; row[0] = (a0 + b0) >> 15;
; row[7] = (a0 - b0) >> 15;
; row[1] = (a1 + b1) >> 15;
; row[6] = (a1 - b1) >> 15;
; row[2] = (a2 + b2) >> 15;
; row[5] = (a2 - b2) >> 15;
; row[3] = (a3 + b3) >> 15;
; row[4] = (a3 - b3) >> 15;
mova m8, [r2+ 0] ; a0[0-3]
mova m9, [r2+16] ; a0[4-7]
SUMSUB_SHPK m8, m9, m10, m11, m0, m1, %2
mova m0, [r2+32] ; a1[0-3]
mova m1, [r2+48] ; a1[4-7]
SUMSUB_SHPK m0, m1, m9, m11, m2, m3, %2
mova m1, [r2+64] ; a2[0-3]
mova m2, [r2+80] ; a2[4-7]
SUMSUB_SHPK m1, m2, m11, m3, m4, m5, %2
mova m2, [r2+96] ; a3[0-3]
mova m3, [r2+112] ; a3[4-7]
SUMSUB_SHPK m2, m3, m4, m5, m6, m7, %2
%endmacro
; void prores_idct_put_10_<opt>(uint8_t *pixels, int stride,
; DCTELEM *block, const int16_t *qmat);
%macro idct_put_fn 2
cglobal prores_idct_put_10_%1, 4, 4, %2
movsxd r1, r1d
pxor m15, m15 ; zero
; for (i = 0; i < 8; i++)
; idctRowCondDC(block + i*8);
mova m10,[r2+ 0] ; { row[0] }[0-7]
mova m8, [r2+32] ; { row[2] }[0-7]
mova m13,[r2+64] ; { row[4] }[0-7]
mova m12,[r2+96] ; { row[6] }[0-7]
pmullw m10,[r3+ 0]
pmullw m8, [r3+32]
pmullw m13,[r3+64]
pmullw m12,[r3+96]
IDCT_1D row, 17, %1
; transpose for second part of IDCT
TRANSPOSE8x8W 8, 0, 1, 2, 4, 11, 9, 10, 3
mova [r2+ 16], m0
mova [r2+ 48], m2
mova [r2+ 80], m11
mova [r2+112], m10
SWAP 8, 10
SWAP 1, 8
SWAP 4, 13
SWAP 9, 12
; for (i = 0; i < 8; i++)
; idctSparseColAdd(dest + i, line_size, block + i);
IDCT_1D col, 20, %1
; clip/store
mova m6, [pw_512]
mova m3, [pw_4]
mova m5, [pw_1019]
paddw m8, m6
paddw m0, m6
paddw m1, m6
paddw m2, m6
paddw m4, m6
paddw m11, m6
paddw m9, m6
paddw m10, m6
pmaxsw m8, m3
pmaxsw m0, m3
pmaxsw m1, m3
pmaxsw m2, m3
pmaxsw m4, m3
pmaxsw m11, m3
pmaxsw m9, m3
pmaxsw m10, m3
pminsw m8, m5
pminsw m0, m5
pminsw m1, m5
pminsw m2, m5
pminsw m4, m5
pminsw m11, m5
pminsw m9, m5
pminsw m10, m5
lea r2, [r1*3]
mova [r0 ], m8
mova [r0+r1 ], m0
mova [r0+r1*2], m1
mova [r0+r2 ], m2
lea r0, [r0+r1*4]
mova [r0 ], m4
mova [r0+r1 ], m11
mova [r0+r1*2], m9
mova [r0+r2 ], m10
RET
%endmacro
%macro signextend_sse2 3 ; dstlow, dsthigh, tmp
pxor %3, %3
pcmpgtw %3, %1
mova %2, %1
punpcklwd %1, %3
punpckhwd %2, %3
%endmacro
%macro signextend_sse4 2-3 ; dstlow, dsthigh
movhlps %2, %1
pmovsxwd %1, %1
pmovsxwd %2, %2
%endmacro
INIT_XMM
%define SIGNEXTEND signextend_sse2
idct_put_fn sse2, 16
INIT_XMM
%define SIGNEXTEND signextend_sse4
idct_put_fn sse4, 16
INIT_AVX
idct_put_fn avx, 16
%endif

12
libavformat/id3v2.c
View File

@ -360,7 +360,7 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
AVIOContext *pbx;
unsigned char *buffer = NULL;
int buffer_size = 0;
void (*extra_func)(AVFormatContext*, AVIOContext*, int, char*, ID3v2ExtraMeta**) = NULL;
const ID3v2EMFunc *extra_func;
switch (version) {
case 2:
@ -432,7 +432,7 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
av_log(s, AV_LOG_WARNING, "Skipping encrypted/compressed ID3v2 frame %s.\n", tag);
avio_skip(s->pb, tlen);
/* check for text tag or supported special meta tag */
} else if (tag[0] == 'T' || (extra_meta && (extra_func = get_extra_meta_func(tag, isv34)->read))) {
} else if (tag[0] == 'T' || (extra_meta && (extra_func = get_extra_meta_func(tag, isv34)))) {
if (unsync || tunsync) {
int i, j;
av_fast_malloc(&buffer, &buffer_size, tlen);
@ -458,7 +458,7 @@ static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t
read_ttag(s, pbx, tlen, tag);
else
/* parse special meta tag */
extra_func(s, pbx, tlen, tag, extra_meta);
extra_func->read(s, pbx, tlen, tag, extra_meta);
}
else if (!tag[0]) {
if (tag[1])
@ -521,11 +521,11 @@ void ff_id3v2_read(AVFormatContext *s, const char *magic)
void ff_id3v2_free_extra_meta(ID3v2ExtraMeta **extra_meta)
{
ID3v2ExtraMeta *current = *extra_meta, *next;
void (*free_func)(void *);
const ID3v2EMFunc *extra_func;
while (current) {
if ((free_func = get_extra_meta_func(current->tag, 1)->free))
free_func(current->data);
if ((extra_func = get_extra_meta_func(current->tag, 1)))
extra_func->free(current->data);
next = current->next;
av_freep(&current);
current = next;

117
libavformat/mov.c
View File

@ -81,15 +81,20 @@ typedef struct MOVParseTableEntry {
static const MOVParseTableEntry mov_default_parse_table[];
static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb, unsigned len, const char *type)
static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb,
unsigned len, const char *key)
{
char buf[16];
short current, total;
avio_rb16(pb); // unknown
snprintf(buf, sizeof(buf), "%d", avio_rb16(pb));
av_dict_set(&c->fc->metadata, type, buf, 0);
avio_rb16(pb); // total tracks/discs
current = avio_rb16(pb);
total = avio_rb16(pb);
if (!total)
snprintf(buf, sizeof(buf), "%d", current);
else
snprintf(buf, sizeof(buf), "%d/%d", current, total);
av_dict_set(&c->fc->metadata, key, buf, 0);
return 0;
}
@ -140,13 +145,13 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
const char *key = NULL;
uint16_t str_size, langcode = 0;
uint32_t data_type = 0;
int (*parse)(MOVContext*, AVIOContext*, unsigned, const char *) = NULL;
int (*parse)(MOVContext*, AVIOContext*, unsigned, const char*) = NULL;
switch (atom.type) {
case MKTAG(0xa9,'n','a','m'): key = "title"; break;
case MKTAG(0xa9,'a','u','t'):
case MKTAG(0xa9,'A','R','T'): key = "artist"; break;
case MKTAG( 'a','A','R','T'): key = "album_artist";break;
case MKTAG( 'a','A','R','T'): key = "album_artist"; break;
case MKTAG(0xa9,'w','r','t'): key = "composer"; break;
case MKTAG( 'c','p','r','t'):
case MKTAG(0xa9,'c','p','y'): key = "copyright"; break;
@ -268,7 +273,7 @@ static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom)
int (*parse)(MOVContext*, AVIOContext*, MOVAtom) = NULL;
a.size = atom.size;
a.type=0;
if(atom.size >= 8) {
if (atom.size >= 8) {
a.size = avio_rb32(pb);
a.type = avio_rl32(pb);
}
@ -285,7 +290,7 @@ static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom)
break;
}
a.size -= 8;
if(a.size < 0)
if (a.size < 0)
break;
a.size = FFMIN(a.size, atom.size - total_size);
@ -452,11 +457,11 @@ static int mov_read_hdlr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
if (type == MKTAG('v','i','d','e'))
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
else if(type == MKTAG('s','o','u','n'))
else if (type == MKTAG('s','o','u','n'))
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
else if(type == MKTAG('m','1','a',' '))
else if (type == MKTAG('m','1','a',' '))
st->codec->codec_id = CODEC_ID_MP2;
else if((type == MKTAG('s','u','b','p')) || (type == MKTAG('c','l','c','p')))
else if ((type == MKTAG('s','u','b','p')) || (type == MKTAG('c','l','c','p')))
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
avio_rb32(pb); /* component manufacture */
@ -553,7 +558,7 @@ static int mov_read_pasp(MOVContext *c, AVIOContext *pb, MOVAtom atom)
/* this atom contains actual media data */
static int mov_read_mdat(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
if(atom.size == 0) /* wrong one (MP4) */
if (atom.size == 0) /* wrong one (MP4) */
return 0;
c->found_mdat=1;
return 0; /* now go for moov */
@ -707,7 +712,7 @@ static int mov_read_smi(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
if ((uint64_t)atom.size > (1<<30))
return -1;
// currently SVQ3 decoder expect full STSD header - so let's fake it
@ -771,10 +776,10 @@ static int mov_read_extradata(MOVContext *c, AVIOContext *pb, MOVAtom atom,
return 0; /* unexpected codec_id - don't mess with extradata */
size= (uint64_t)st->codec->extradata_size + atom.size + 8 + FF_INPUT_BUFFER_PADDING_SIZE;
if(size > INT_MAX || (uint64_t)atom.size > INT_MAX)
if (size > INT_MAX || (uint64_t)atom.size > INT_MAX)
return -1;
buf= av_realloc(st->codec->extradata, size);
if(!buf)
if (!buf)
return -1;
st->codec->extradata= buf;
buf+= st->codec->extradata_size;
@ -814,7 +819,7 @@ static int mov_read_wave(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
if ((uint64_t)atom.size > (1<<30))
return -1;
if (st->codec->codec_id == CODEC_ID_QDM2 || st->codec->codec_id == CODEC_ID_QDMC) {
@ -845,7 +850,7 @@ static int mov_read_glbl(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
if ((uint64_t)atom.size > (1<<30))
return -1;
av_free(st->codec->extradata);
@ -872,7 +877,7 @@ static int mov_read_strf(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
if ((uint64_t)atom.size > (1<<30))
return -1;
av_free(st->codec->extradata);
@ -901,7 +906,7 @@ static int mov_read_stco(MOVContext *c, AVIOContext *pb, MOVAtom atom)
entries = avio_rb32(pb);
if(entries >= UINT_MAX/sizeof(int64_t))
if (entries >= UINT_MAX/sizeof(int64_t))
return -1;
sc->chunk_offsets = av_malloc(entries * sizeof(int64_t));
@ -910,10 +915,10 @@ static int mov_read_stco(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->chunk_count = entries;
if (atom.type == MKTAG('s','t','c','o'))
for(i=0; i<entries; i++)
for (i=0; i<entries; i++)
sc->chunk_offsets[i] = avio_rb32(pb);
else if (atom.type == MKTAG('c','o','6','4'))
for(i=0; i<entries; i++)
for (i=0; i<entries; i++)
sc->chunk_offsets[i] = avio_rb64(pb);
else
return -1;
@ -967,7 +972,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
st = c->fc->streams[c->fc->nb_streams-1];
sc = st->priv_data;
for(pseudo_stream_id=0; pseudo_stream_id<entries; pseudo_stream_id++) {
for (pseudo_stream_id=0; pseudo_stream_id<entries; pseudo_stream_id++) {
//Parsing Sample description table
enum CodecID id;
int dref_id = 1;
@ -1015,9 +1020,9 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
id = ff_codec_get_id(ff_codec_bmp_tags, format);
if (id > 0)
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
else if(st->codec->codec_type == AVMEDIA_TYPE_DATA){
else if (st->codec->codec_type == AVMEDIA_TYPE_DATA){
id = ff_codec_get_id(ff_codec_movsubtitle_tags, format);
if(id > 0)
if (id > 0)
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
}
}
@ -1026,7 +1031,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
(format >> 0) & 0xff, (format >> 8) & 0xff, (format >> 16) & 0xff,
(format >> 24) & 0xff, st->codec->codec_type);
if(st->codec->codec_type==AVMEDIA_TYPE_VIDEO) {
if (st->codec->codec_type==AVMEDIA_TYPE_VIDEO) {
unsigned int color_depth, len;
int color_greyscale;
@ -1132,7 +1137,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
}
sc->has_palette = 1;
}
} else if(st->codec->codec_type==AVMEDIA_TYPE_AUDIO) {
} else if (st->codec->codec_type==AVMEDIA_TYPE_AUDIO) {
int bits_per_sample, flags;
uint16_t version = avio_rb16(pb);
@ -1151,13 +1156,13 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
//Read QT version 1 fields. In version 0 these do not exist.
av_dlog(c->fc, "version =%d, isom =%d\n",version,c->isom);
if(!c->isom) {
if(version==1) {
if (!c->isom) {
if (version==1) {
sc->samples_per_frame = avio_rb32(pb);
avio_rb32(pb); /* bytes per packet */
sc->bytes_per_frame = avio_rb32(pb);
avio_rb32(pb); /* bytes per sample */
} else if(version==2) {
} else if (version==2) {
avio_rb32(pb); /* sizeof struct only */
st->codec->sample_rate = av_int2dbl(avio_rb64(pb)); /* float 64 */
st->codec->channels = avio_rb32(pb);
@ -1212,7 +1217,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
st->codec->bits_per_coded_sample = bits_per_sample;
sc->sample_size = (bits_per_sample >> 3) * st->codec->channels;
}
} else if(st->codec->codec_type==AVMEDIA_TYPE_SUBTITLE){
} else if (st->codec->codec_type==AVMEDIA_TYPE_SUBTITLE){
// ttxt stsd contains display flags, justification, background
// color, fonts, and default styles, so fake an atom to read it
MOVAtom fake_atom = { .size = size - (avio_tell(pb) - start_pos) };
@ -1245,7 +1250,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
avio_skip(pb, a.size);
}
if(st->codec->codec_type==AVMEDIA_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1)
if (st->codec->codec_type==AVMEDIA_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1)
st->codec->sample_rate= sc->time_scale;
/* special codec parameters handling */
@ -1337,14 +1342,14 @@ static int mov_read_stsc(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_dlog(c->fc, "track[%i].stsc.entries = %i\n", c->fc->nb_streams-1, entries);
if(entries >= UINT_MAX / sizeof(*sc->stsc_data))
if (entries >= UINT_MAX / sizeof(*sc->stsc_data))
return -1;
sc->stsc_data = av_malloc(entries * sizeof(*sc->stsc_data));
if (!sc->stsc_data)
return AVERROR(ENOMEM);
sc->stsc_count = entries;
for(i=0; i<entries; i++) {
for (i=0; i<entries; i++) {
sc->stsc_data[i].first = avio_rb32(pb);
sc->stsc_data[i].count = avio_rb32(pb);
sc->stsc_data[i].id = avio_rb32(pb);
@ -1399,14 +1404,14 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_dlog(c->fc, "keyframe_count = %d\n", entries);
if(entries >= UINT_MAX / sizeof(int))
if (entries >= UINT_MAX / sizeof(int))
return -1;
sc->keyframes = av_malloc(entries * sizeof(int));
if (!sc->keyframes)
return AVERROR(ENOMEM);
sc->keyframe_count = entries;
for(i=0; i<entries; i++) {
for (i=0; i<entries; i++) {
sc->keyframes[i] = avio_rb32(pb);
//av_dlog(c->fc, "keyframes[]=%d\n", sc->keyframes[i]);
}
@ -1474,7 +1479,7 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, MOVAtom atom)
init_get_bits(&gb, buf, 8*num_bytes);
for(i=0; i<entries; i++)
for (i=0; i<entries; i++)
sc->sample_sizes[i] = get_bits_long(&gb, field_size);
av_free(buf);
@ -1498,16 +1503,19 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
avio_rb24(pb); /* flags */
entries = avio_rb32(pb);
av_dlog(c->fc, "track[%i].stts.entries = %i\n", c->fc->nb_streams-1, entries);
av_dlog(c->fc, "track[%i].stts.entries = %i\n",
c->fc->nb_streams-1, entries);
if (!entries || entries >= UINT_MAX / sizeof(*sc->stts_data))
return AVERROR(EINVAL);
if(entries >= UINT_MAX / sizeof(*sc->stts_data))
return -1;
sc->stts_data = av_malloc(entries * sizeof(*sc->stts_data));
if (!sc->stts_data)
return AVERROR(ENOMEM);
sc->stts_count = entries;
for(i=0; i<entries; i++) {
for (i=0; i<entries; i++) {
int sample_duration;
int sample_count;
@ -1521,14 +1529,15 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->stts_data[i].count= sample_count;
sc->stts_data[i].duration= sample_duration;
av_dlog(c->fc, "sample_count=%d, sample_duration=%d\n",sample_count,sample_duration);
av_dlog(c->fc, "sample_count=%d, sample_duration=%d\n",
sample_count, sample_duration);
duration+=(int64_t)sample_duration*sample_count;
total_sample_count+=sample_count;
}
st->nb_frames= total_sample_count;
if(duration)
if (duration)
st->duration= duration;
return 0;
}
@ -1550,14 +1559,14 @@ static int mov_read_ctts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_dlog(c->fc, "track[%i].ctts.entries = %i\n", c->fc->nb_streams-1, entries);
if(entries >= UINT_MAX / sizeof(*sc->ctts_data))
if (entries >= UINT_MAX / sizeof(*sc->ctts_data))
return -1;
sc->ctts_data = av_malloc(entries * sizeof(*sc->ctts_data));
if (!sc->ctts_data)
return AVERROR(ENOMEM);
sc->ctts_count = entries;
for(i=0; i<entries; i++) {
for (i=0; i<entries; i++) {
int count =avio_rb32(pb);
int duration =avio_rb32(pb);
@ -1640,7 +1649,7 @@ static void mov_build_index(MOVContext *mov, AVStream *st)
if (keyframe)
distance = 0;
sample_size = sc->sample_size > 0 ? sc->sample_size : sc->sample_sizes[current_sample];
if(sc->pseudo_stream_id == -1 ||
if (sc->pseudo_stream_id == -1 ||
sc->stsc_data[stsc_index].id - 1 == sc->pseudo_stream_id) {
AVIndexEntry *e = &st->index_entries[st->nb_index_entries++];
e->pos = current_offset;
@ -2209,9 +2218,9 @@ static int mov_read_cmov(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return AVERROR(ENOMEM);
}
avio_read(pb, cmov_data, cmov_len);
if(uncompress (moov_data, (uLongf *) &moov_len, (const Bytef *)cmov_data, cmov_len) != Z_OK)
if (uncompress (moov_data, (uLongf *) &moov_len, (const Bytef *)cmov_data, cmov_len) != Z_OK)
goto free_and_return;
if(ffio_init_context(&ctx, moov_data, moov_len, 0, NULL, NULL, NULL, NULL) != 0)
if (ffio_init_context(&ctx, moov_data, moov_len, 0, NULL, NULL, NULL, NULL) != 0)
goto free_and_return;
atom.type = MKTAG('m','o','o','v');
atom.size = moov_len;
@ -2240,10 +2249,10 @@ static int mov_read_elst(MOVContext *c, AVIOContext *pb, MOVAtom atom)
avio_rb24(pb); /* flags */
edit_count = avio_rb32(pb); /* entries */
if((uint64_t)edit_count*12+8 > atom.size)
if ((uint64_t)edit_count*12+8 > atom.size)
return -1;
for(i=0; i<edit_count; i++){
for (i=0; i<edit_count; i++){
int64_t time;
int64_t duration;
if (version == 1) {
@ -2259,7 +2268,7 @@ static int mov_read_elst(MOVContext *c, AVIOContext *pb, MOVAtom atom)
}
}
if(edit_count > 1)
if (edit_count > 1)
av_log(c->fc, AV_LOG_WARNING, "multiple edit list entries, "
"a/v desync might occur, patch welcome\n");
@ -2342,7 +2351,7 @@ static int mov_probe(AVProbeData *p)
/* check file header */
offset = 0;
for(;;) {
for (;;) {
/* ignore invalid offset */
if ((offset + 8) > (unsigned int)p->buf_size)
return score;
@ -2450,7 +2459,7 @@ static int mov_read_header(AVFormatContext *s, AVFormatParameters *ap)
mov->fc = s;
/* .mov and .mp4 aren't streamable anyway (only progressive download if moov is before mdat) */
if(pb->seekable)
if (pb->seekable)
atom.size = avio_size(pb);
else
atom.size = INT64_MAX;
@ -2661,7 +2670,7 @@ static int mov_read_close(AVFormatContext *s)
}
if (mov->dv_demux) {
for(i = 0; i < mov->dv_fctx->nb_streams; i++) {
for (i = 0; i < mov->dv_fctx->nb_streams; i++) {
av_freep(&mov->dv_fctx->streams[i]->codec);
av_freep(&mov->dv_fctx->streams[i]);
}

31
libavformat/smacker.c
View File

@ -31,11 +31,11 @@
#define SMACKER_FLAG_RING_FRAME 0x01
enum SAudFlags {
SMK_AUD_PACKED = 0x80000000,
SMK_AUD_16BITS = 0x20000000,
SMK_AUD_STEREO = 0x10000000,
SMK_AUD_BINKAUD = 0x08000000,
SMK_AUD_USEDCT = 0x04000000
SMK_AUD_PACKED = 0x80,
SMK_AUD_16BITS = 0x20,
SMK_AUD_STEREO = 0x10,
SMK_AUD_BINKAUD = 0x08,
SMK_AUD_USEDCT = 0x04
};
typedef struct SmackerContext {
@ -48,6 +48,7 @@ typedef struct SmackerContext {
uint32_t audio[7];
uint32_t treesize;
uint32_t mmap_size, mclr_size, full_size, type_size;
uint8_t aflags[7];
uint32_t rates[7];
uint32_t pad;
/* frame info */
@ -129,8 +130,10 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap)
smk->mclr_size = avio_rl32(pb);
smk->full_size = avio_rl32(pb);
smk->type_size = avio_rl32(pb);
for(i = 0; i < 7; i++)
smk->rates[i] = avio_rl32(pb);
for(i = 0; i < 7; i++) {
smk->rates[i] = avio_rl24(pb);
smk->aflags[i] = avio_r8(pb);
}
smk->pad = avio_rl32(pb);
/* setup data */
if(smk->frames > 0xFFFFFF) {
@ -173,23 +176,23 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap)
/* handle possible audio streams */
for(i = 0; i < 7; i++) {
smk->indexes[i] = -1;
if(smk->rates[i] & 0xFFFFFF){
if (smk->rates[i]) {
ast[i] = av_new_stream(s, 0);
smk->indexes[i] = ast[i]->index;
ast[i]->codec->codec_type = AVMEDIA_TYPE_AUDIO;
if (smk->rates[i] & SMK_AUD_BINKAUD) {
if (smk->aflags[i] & SMK_AUD_BINKAUD) {
ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_RDFT;
} else if (smk->rates[i] & SMK_AUD_USEDCT) {
} else if (smk->aflags[i] & SMK_AUD_USEDCT) {
ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_DCT;
} else if (smk->rates[i] & SMK_AUD_PACKED){
} else if (smk->aflags[i] & SMK_AUD_PACKED){
ast[i]->codec->codec_id = CODEC_ID_SMACKAUDIO;
ast[i]->codec->codec_tag = MKTAG('S', 'M', 'K', 'A');
} else {
ast[i]->codec->codec_id = CODEC_ID_PCM_U8;
}
ast[i]->codec->channels = (smk->rates[i] & SMK_AUD_STEREO) ? 2 : 1;
ast[i]->codec->sample_rate = smk->rates[i] & 0xFFFFFF;
ast[i]->codec->bits_per_coded_sample = (smk->rates[i] & SMK_AUD_16BITS) ? 16 : 8;
ast[i]->codec->channels = (smk->aflags[i] & SMK_AUD_STEREO) ? 2 : 1;
ast[i]->codec->sample_rate = smk->rates[i];
ast[i]->codec->bits_per_coded_sample = (smk->aflags[i] & SMK_AUD_16BITS) ? 16 : 8;
if(ast[i]->codec->bits_per_coded_sample == 16 && ast[i]->codec->codec_id == CODEC_ID_PCM_U8)
ast[i]->codec->codec_id = CODEC_ID_PCM_S16LE;
av_set_pts_info(ast[i], 64, 1, ast[i]->codec->sample_rate

4
libavutil/intfloat_readwrite.c
View File

@ -30,13 +30,13 @@
#include "intfloat_readwrite.h"
double av_int2dbl(int64_t v){
if(v+v > 0xFFEULL<<52)
if((uint64_t)v+v > 0xFFEULL<<52)
return NAN;
return ldexp(((v&((1LL<<52)-1)) + (1LL<<52)) * (v>>63|1), (v>>52&0x7FF)-1075);
}
float av_int2flt(int32_t v){
if(v+v > 0xFF000000U)
if((uint32_t)v+v > 0xFF000000U)
return NAN;
return ldexp(((v&0x7FFFFF) + (1<<23)) * (v>>31|1), (v>>23&0xFF)-150);
}

2
libswscale/x86/scale.asm
View File

@ -369,7 +369,7 @@ cglobal hscale%1to%2_%4_%5, %6, 7, %7
cvtps2dq m0, m0
%endif ; mmx/sse2/ssse3/sse4
%ifnidn %3, X
movu [r1+r2*(4>>r2shr)], m0
mova [r1+r2*(4>>r2shr)], m0
%else ; %3 == X
movq [r1+r2*4], m0
%endif ; %3 ==/!= X