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

Remove unused variables

tags/n0.8
Mans Rullgard 14 years ago
parent
808d8ff6bb
commit
e65ab9d94f
41 changed files with 76 additions and 143 deletions
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. +3
    -5
      ffmpeg.c
  2. +0
    -2
      libavcodec/a64multienc.c
  3. +3
    -6
      libavcodec/aaccoder.c
  4. +1
    -2
      libavcodec/celp_filters.c
  5. +2
    -4
      libavcodec/dca.c
  6. +2
    -2
      libavcodec/dirac.c
  7. +3
    -3
      libavcodec/ituh263dec.c
  8. +1
    -2
      libavcodec/mpeg12.c
  9. +1
    -2
      libavcodec/mpeg12enc.c
  10. +7
    -12
      libavcodec/mpeg4videodec.c
  11. +1
    -2
      libavcodec/mpegvideo_parser.c
  12. +1
    -3
      libavcodec/msmpeg4.c
  13. +6
    -7
      libavcodec/pngdec.c
  14. +2
    -2
      libavcodec/rv10.c
  15. +1
    -2
      libavcodec/s302m.c
  16. +1
    -2
      libavcodec/shorten.c
  17. +0
    -3
      libavcodec/sp5xdec.c
  18. +1
    -2
      libavcodec/svq1dec.c
  19. +3
    -3
      libavcodec/targa.c
  20. +0
    -14
      libavcodec/truemotion2.c
  21. +0
    -3
      libavcodec/tscc.c
  22. +0
    -2
      libavcodec/vmdav.c
  23. +2
    -2
      libavcodec/zmbvenc.c
  24. +1
    -2
      libavfilter/vf_fieldorder.c
  25. +2
    -2
      libavformat/4xm.c
  26. +2
    -2
      libavformat/apetag.c
  27. +8
    -11
      libavformat/asfdec.c
  28. +2
    -2
      libavformat/avidec.c
  29. +0
    -4
      libavformat/gif.c
  30. +2
    -4
      libavformat/mmf.c
  31. +3
    -3
      libavformat/mov.c
  32. +1
    -4
      libavformat/oggdec.c
  33. +1
    -3
      libavformat/oggparseogm.c
  34. +2
    -4
      libavformat/rl2.c
  35. +2
    -2
      libavformat/rmdec.c
  36. +2
    -2
      libavformat/rpl.c
  37. +2
    -3
      libavformat/rtpdec_latm.c
  38. +2
    -2
      libavformat/sauce.c
  39. +0
    -2
      libavformat/smacker.c
  40. +1
    -2
      libavformat/sol.c
  41. +2
    -2
      libavformat/yuv4mpeg.c

+ 3
- 5
ffmpeg.c View File

@@ -1117,7 +1117,7 @@ static void do_video_out(AVFormatContext *s,
int *frame_size)
{
int nb_frames, i, ret, resample_changed;
AVFrame *final_picture, *formatted_picture, *resampling_dst;
AVFrame *final_picture, *formatted_picture;
AVCodecContext *enc, *dec;
double sync_ipts;

@@ -1162,7 +1162,6 @@ static void do_video_out(AVFormatContext *s,

formatted_picture = in_picture;
final_picture = formatted_picture;
resampling_dst = &ost->pict_tmp;

resample_changed = ost->resample_width != dec->width ||
ost->resample_height != dec->height ||
@@ -1198,7 +1197,7 @@ static void do_video_out(AVFormatContext *s,
}
}
sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
0, ost->resample_height, final_picture->data, final_picture->linesize);
}
#endif

@@ -3617,7 +3616,6 @@ static void new_audio_stream(AVFormatContext *oc, int file_idx)
static void new_data_stream(AVFormatContext *oc, int file_idx)
{
AVStream *st;
AVOutputStream *ost;
AVCodec *codec=NULL;
AVCodecContext *data_enc;

@@ -3626,7 +3624,7 @@ static void new_data_stream(AVFormatContext *oc, int file_idx)
fprintf(stderr, "Could not alloc stream\n");
ffmpeg_exit(1);
}
ost = new_output_stream(oc, file_idx);
new_output_stream(oc, file_idx);
data_enc = st->codec;
output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
if (!data_stream_copy) {


+ 0
- 2
libavcodec/a64multienc.c View File

@@ -252,7 +252,6 @@ static int a64multi_encode_frame(AVCodecContext *avctx, unsigned char *buf,
int b_width;

int req_size;
int num_frames = c->mc_lifetime;

int *charmap = c->mc_charmap;
uint8_t *colram = c->mc_colram;
@@ -280,7 +279,6 @@ static int a64multi_encode_frame(AVCodecContext *avctx, unsigned char *buf,
if (!c->mc_lifetime) return 0;
/* no more frames in queue, prepare to flush remaining frames */
if (!c->mc_frame_counter) {
num_frames = c->mc_lifetime;
c->mc_lifetime = 0;
}
/* still frames in queue so limit lifetime to remaining frames */


+ 3
- 6
libavcodec/aaccoder.c View File

@@ -311,7 +311,7 @@ static void encode_window_bands_info(AACEncContext *s, SingleChannelElement *sce
int win, int group_len, const float lambda)
{
BandCodingPath path[120][12];
int w, swb, cb, start, start2, size;
int w, swb, cb, start, size;
int i, j;
const int max_sfb = sce->ics.max_sfb;
const int run_bits = sce->ics.num_windows == 1 ? 5 : 3;
@@ -329,7 +329,6 @@ static void encode_window_bands_info(AACEncContext *s, SingleChannelElement *sce
path[0][cb].run = 0;
}
for (swb = 0; swb < max_sfb; swb++) {
start2 = start;
size = sce->ics.swb_sizes[swb];
if (sce->zeroes[win*16 + swb]) {
for (cb = 0; cb < 12; cb++) {
@@ -413,7 +412,7 @@ static void codebook_trellis_rate(AACEncContext *s, SingleChannelElement *sce,
int win, int group_len, const float lambda)
{
BandCodingPath path[120][12];
int w, swb, cb, start, start2, size;
int w, swb, cb, start, size;
int i, j;
const int max_sfb = sce->ics.max_sfb;
const int run_bits = sce->ics.num_windows == 1 ? 5 : 3;
@@ -431,7 +430,6 @@ static void codebook_trellis_rate(AACEncContext *s, SingleChannelElement *sce,
path[0][cb].run = 0;
}
for (swb = 0; swb < max_sfb; swb++) {
start2 = start;
size = sce->ics.swb_sizes[swb];
if (sce->zeroes[win*16 + swb]) {
for (cb = 0; cb < 12; cb++) {
@@ -1006,12 +1004,11 @@ static void search_for_quantizers_fast(AVCodecContext *avctx, AACEncContext *s,
SingleChannelElement *sce,
const float lambda)
{
int start = 0, i, w, w2, g;
int i, w, w2, g;
int minq = 255;

memset(sce->sf_idx, 0, sizeof(sce->sf_idx));
for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
start = w*128;
for (g = 0; g < sce->ics.num_swb; g++) {
for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) {
FFPsyBand *band = &s->psy.psy_bands[s->cur_channel*PSY_MAX_BANDS+(w+w2)*16+g];


+ 1
- 2
libavcodec/celp_filters.c View File

@@ -109,7 +109,7 @@ void ff_celp_lp_synthesis_filterf(float *out, const float *filter_coeffs,
old_out2 = out[-2];
old_out3 = out[-1];
for (n = 0; n <= buffer_length - 4; n+=4) {
float tmp0,tmp1,tmp2,tmp3;
float tmp0,tmp1,tmp2;
float val;

out0 = in[0];
@@ -160,7 +160,6 @@ void ff_celp_lp_synthesis_filterf(float *out, const float *filter_coeffs,
tmp0 = out0;
tmp1 = out1;
tmp2 = out2;
tmp3 = out3;

out3 -= a * tmp2;
out2 -= a * tmp1;


+ 2
- 4
libavcodec/dca.c View File

@@ -1535,8 +1535,6 @@ static void dca_exss_parse_header(DCAContext *s)
{
int ss_index;
int blownup;
int header_size;
int hd_size;
int num_audiop = 1;
int num_assets = 1;
int active_ss_mask[8];
@@ -1549,8 +1547,8 @@ static void dca_exss_parse_header(DCAContext *s)
ss_index = get_bits(&s->gb, 2);

blownup = get_bits1(&s->gb);
header_size = get_bits(&s->gb, 8 + 4 * blownup) + 1;
hd_size = get_bits_long(&s->gb, 16 + 4 * blownup) + 1;
skip_bits(&s->gb, 8 + 4 * blownup); // header_size
skip_bits(&s->gb, 16 + 4 * blownup); // hd_size

s->static_fields = get_bits1(&s->gb);
if (s->static_fields) {


+ 2
- 2
libavcodec/dirac.c View File

@@ -245,11 +245,11 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
int ff_dirac_parse_sequence_header(AVCodecContext *avctx, GetBitContext *gb,
dirac_source_params *source)
{
unsigned version_major, version_minor;
unsigned version_major;
unsigned video_format, picture_coding_mode;

version_major = svq3_get_ue_golomb(gb);
version_minor = svq3_get_ue_golomb(gb);
svq3_get_ue_golomb(gb); /* version_minor */
avctx->profile = svq3_get_ue_golomb(gb);
avctx->level = svq3_get_ue_golomb(gb);
video_format = svq3_get_ue_golomb(gb);


+ 3
- 3
libavcodec/ituh263dec.c View File

@@ -152,7 +152,7 @@ int ff_h263_decode_mba(MpegEncContext *s)
*/
static int h263_decode_gob_header(MpegEncContext *s)
{
unsigned int val, gfid, gob_number;
unsigned int val, gob_number;
int left;

/* Check for GOB Start Code */
@@ -183,12 +183,12 @@ static int h263_decode_gob_header(MpegEncContext *s)
s->qscale = get_bits(&s->gb, 5); /* SQUANT */
if(get_bits1(&s->gb)==0)
return -1;
gfid = get_bits(&s->gb, 2); /* GFID */
skip_bits(&s->gb, 2); /* GFID */
}else{
gob_number = get_bits(&s->gb, 5); /* GN */
s->mb_x= 0;
s->mb_y= s->gob_index* gob_number;
gfid = get_bits(&s->gb, 2); /* GFID */
skip_bits(&s->gb, 2); /* GFID */
s->qscale = get_bits(&s->gb, 5); /* GQUANT */
}



+ 1
- 2
libavcodec/mpeg12.c View File

@@ -2128,14 +2128,13 @@ static void mpeg_decode_gop(AVCodecContext *avctx,
Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx;

int drop_frame_flag;
int time_code_hours, time_code_minutes;
int time_code_seconds, time_code_pictures;
int broken_link;

init_get_bits(&s->gb, buf, buf_size*8);

drop_frame_flag = get_bits1(&s->gb);
skip_bits1(&s->gb); /* drop_frame_flag */

time_code_hours=get_bits(&s->gb,5);
time_code_minutes = get_bits(&s->gb,6);


+ 1
- 2
libavcodec/mpeg12enc.c View File

@@ -761,10 +761,9 @@ void ff_mpeg1_encode_init(MpegEncContext *s)

if(mv==0) len= ff_mpeg12_mbMotionVectorTable[0][1];
else{
int val, bit_size, range, code;
int val, bit_size, code;

bit_size = f_code - 1;
range = 1 << bit_size;

val=mv;
if (val < 0)


+ 7
- 12
libavcodec/mpeg4videodec.c View File

@@ -397,14 +397,13 @@ int mpeg4_decode_video_packet_header(MpegEncContext *s)
header_extension= get_bits1(&s->gb);
}
if(header_extension){
int time_increment;
int time_incr=0;

while (get_bits1(&s->gb) != 0)
time_incr++;

check_marker(&s->gb, "before time_increment in video packed header");
time_increment= get_bits(&s->gb, s->time_increment_bits);
skip_bits(&s->gb, s->time_increment_bits); /* time_increment */
check_marker(&s->gb, "before vop_coding_type in video packed header");

skip_bits(&s->gb, 2); /* vop coding type */
@@ -1801,16 +1800,14 @@ no_cplx_est:

if (s->scalability) {
GetBitContext bak= *gb;
int ref_layer_id;
int ref_layer_sampling_dir;
int h_sampling_factor_n;
int h_sampling_factor_m;
int v_sampling_factor_n;
int v_sampling_factor_m;

s->hierachy_type= get_bits1(gb);
ref_layer_id= get_bits(gb, 4);
ref_layer_sampling_dir= get_bits1(gb);
skip_bits(gb, 4); /* ref_layer_id */
skip_bits1(gb); /* ref_layer_sampling_dir */
h_sampling_factor_n= get_bits(gb, 5);
h_sampling_factor_m= get_bits(gb, 5);
v_sampling_factor_n= get_bits(gb, 5);
@@ -1989,15 +1986,13 @@ static int decode_vop_header(MpegEncContext *s, GetBitContext *gb){

if (s->shape != RECT_SHAPE) {
if (s->vol_sprite_usage != 1 || s->pict_type != AV_PICTURE_TYPE_I) {
int width, height, hor_spat_ref, ver_spat_ref;

width = get_bits(gb, 13);
skip_bits(gb, 13); /* width */
skip_bits1(gb); /* marker */
height = get_bits(gb, 13);
skip_bits(gb, 13); /* height */
skip_bits1(gb); /* marker */
hor_spat_ref = get_bits(gb, 13); /* hor_spat_ref */
skip_bits(gb, 13); /* hor_spat_ref */
skip_bits1(gb); /* marker */
ver_spat_ref = get_bits(gb, 13); /* ver_spat_ref */
skip_bits(gb, 13); /* ver_spat_ref */
}
skip_bits1(gb); /* change_CR_disable */



+ 1
- 2
libavcodec/mpegvideo_parser.c View File

@@ -32,7 +32,7 @@ static void mpegvideo_extract_headers(AVCodecParserContext *s,
uint32_t start_code;
int frame_rate_index, ext_type, bytes_left;
int frame_rate_ext_n, frame_rate_ext_d;
int picture_structure, top_field_first, repeat_first_field, progressive_frame;
int top_field_first, repeat_first_field, progressive_frame;
int horiz_size_ext, vert_size_ext, bit_rate_ext;
int did_set_size=0;
//FIXME replace the crap with get_bits()
@@ -91,7 +91,6 @@ static void mpegvideo_extract_headers(AVCodecParserContext *s,
break;
case 0x8: /* picture coding extension */
if (bytes_left >= 5) {
picture_structure = buf[2]&3;
top_field_first = buf[3] & (1 << 7);
repeat_first_field = buf[3] & (1 << 1);
progressive_frame = buf[4] & (1 << 7);


+ 1
- 3
libavcodec/msmpeg4.c View File

@@ -1528,9 +1528,7 @@ int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size)
/* the alt_bitstream reader could read over the end so we need to check it */
if(left>=length && left<length+8)
{
int fps;

fps= get_bits(&s->gb, 5);
skip_bits(&s->gb, 5); /* fps */
s->bit_rate= get_bits(&s->gb, 11)*1024;
if(s->msmpeg4_version>=3)
s->flipflop_rounding= get_bits1(&s->gb);


+ 6
- 7
libavcodec/pngdec.c View File

@@ -397,7 +397,7 @@ static int decode_frame(AVCodecContext *avctx,
AVFrame *p;
uint8_t *crow_buf_base = NULL;
uint32_t tag, length;
int ret, crc;
int ret;

FFSWAP(AVFrame *, s->current_picture, s->last_picture);
avctx->coded_frame= s->current_picture;
@@ -451,7 +451,7 @@ static int decode_frame(AVCodecContext *avctx,
s->compression_type = *s->bytestream++;
s->filter_type = *s->bytestream++;
s->interlace_type = *s->bytestream++;
crc = bytestream_get_be32(&s->bytestream);
s->bytestream += 4; /* crc */
s->state |= PNG_IHDR;
av_dlog(avctx, "width=%d height=%d depth=%d color_type=%d compression_type=%d filter_type=%d interlace_type=%d\n",
s->width, s->height, s->bit_depth, s->color_type,
@@ -547,8 +547,7 @@ static int decode_frame(AVCodecContext *avctx,
s->state |= PNG_IDAT;
if (png_decode_idat(s, length) < 0)
goto fail;
/* skip crc */
crc = bytestream_get_be32(&s->bytestream);
s->bytestream += 4; /* crc */
break;
case MKTAG('P', 'L', 'T', 'E'):
{
@@ -568,7 +567,7 @@ static int decode_frame(AVCodecContext *avctx,
s->palette[i] = (0xff << 24);
}
s->state |= PNG_PLTE;
crc = bytestream_get_be32(&s->bytestream);
s->bytestream += 4; /* crc */
}
break;
case MKTAG('t', 'R', 'N', 'S'):
@@ -584,13 +583,13 @@ static int decode_frame(AVCodecContext *avctx,
v = *s->bytestream++;
s->palette[i] = (s->palette[i] & 0x00ffffff) | (v << 24);
}
crc = bytestream_get_be32(&s->bytestream);
s->bytestream += 4; /* crc */
}
break;
case MKTAG('I', 'E', 'N', 'D'):
if (!(s->state & PNG_ALLIMAGE))
goto fail;
crc = bytestream_get_be32(&s->bytestream);
s->bytestream += 4; /* crc */
goto exit_loop;
default:
/* skip tag */


+ 2
- 2
libavcodec/rv10.c View File

@@ -235,7 +235,7 @@ int rv_decode_dc(MpegEncContext *s, int n)
/* read RV 1.0 compatible frame header */
static int rv10_decode_picture_header(MpegEncContext *s)
{
int mb_count, pb_frame, marker, unk, mb_xy;
int mb_count, pb_frame, marker, mb_xy;

marker = get_bits1(&s->gb);

@@ -282,7 +282,7 @@ static int rv10_decode_picture_header(MpegEncContext *s)
s->mb_y = 0;
mb_count = s->mb_width * s->mb_height;
}
unk= get_bits(&s->gb, 3); /* ignored */
skip_bits(&s->gb, 3); /* ignored */
s->f_code = 1;
s->unrestricted_mv = 1;



+ 1
- 2
libavcodec/s302m.c View File

@@ -29,7 +29,7 @@ static int s302m_parse_frame_header(AVCodecContext *avctx, const uint8_t *buf,
int buf_size)
{
uint32_t h;
int frame_size, channels, id, bits;
int frame_size, channels, bits;

if (buf_size <= AES3_HEADER_LEN) {
av_log(avctx, AV_LOG_ERROR, "frame is too short\n");
@@ -48,7 +48,6 @@ static int s302m_parse_frame_header(AVCodecContext *avctx, const uint8_t *buf,
h = AV_RB32(buf);
frame_size = (h >> 16) & 0xffff;
channels = ((h >> 14) & 0x0003) * 2 + 2;
id = (h >> 6) & 0x00ff;
bits = ((h >> 4) & 0x0003) * 4 + 16;

if (AES3_HEADER_LEN + frame_size != buf_size || bits > 24) {


+ 1
- 2
libavcodec/shorten.c View File

@@ -196,7 +196,6 @@ static int decode_wave_header(AVCodecContext *avctx, uint8_t *header, int header
{
GetBitContext hb;
int len;
int chunk_size;
short wave_format;

init_get_bits(&hb, header, header_size*8);
@@ -205,7 +204,7 @@ static int decode_wave_header(AVCodecContext *avctx, uint8_t *header, int header
return -1;
}

chunk_size = get_le32(&hb);
skip_bits_long(&hb, 32); /* chunk_size */

if (get_le32(&hb) != MKTAG('W','A','V','E')) {
av_log(avctx, AV_LOG_ERROR, "missing WAVE tag\n");


+ 0
- 3
libavcodec/sp5xdec.c View File

@@ -38,15 +38,12 @@ static int sp5x_decode_frame(AVCodecContext *avctx,
int buf_size = avpkt->size;
AVPacket avpkt_recoded;
const int qscale = 5;
const uint8_t *buf_ptr;
uint8_t *recoded;
int i = 0, j = 0;

if (!avctx->width || !avctx->height)
return -1;

buf_ptr = buf;

recoded = av_mallocz(buf_size + 1024);
if (!recoded)
return -1;


+ 1
- 2
libavcodec/svq1dec.c View File

@@ -554,9 +554,8 @@ static void svq1_parse_string (GetBitContext *bitbuf, uint8_t *out) {

static int svq1_decode_frame_header (GetBitContext *bitbuf,MpegEncContext *s) {
int frame_size_code;
int temporal_reference;

temporal_reference = get_bits (bitbuf, 8);
skip_bits(bitbuf, 8); /* temporal_reference */

/* frame type */
s->pict_type= get_bits (bitbuf, 2)+1;


+ 3
- 3
libavcodec/targa.c View File

@@ -108,18 +108,18 @@ static int decode_frame(AVCodecContext *avctx,
AVFrame * const p= (AVFrame*)&s->picture;
uint8_t *dst;
int stride;
int idlen, pal, compr, x, y, w, h, bpp, flags;
int idlen, compr, y, w, h, bpp, flags;
int first_clr, colors, csize;

/* parse image header */
CHECK_BUFFER_SIZE(buf, buf_end, 18, "header");
idlen = *buf++;
pal = *buf++;
buf++; /* pal */
compr = *buf++;
first_clr = AV_RL16(buf); buf += 2;
colors = AV_RL16(buf); buf += 2;
csize = *buf++;
x = AV_RL16(buf); buf += 2;
buf += 2; /* x */
y = AV_RL16(buf); buf += 2;
w = AV_RL16(buf); buf += 2;
h = AV_RL16(buf); buf += 2;


+ 0
- 14
libavcodec/truemotion2.c View File

@@ -201,7 +201,6 @@ static inline int tm2_read_header(TM2Context *ctx, const uint8_t *buf)
{
uint32_t magic;
const uint8_t *obuf;
int length;

obuf = buf;

@@ -212,19 +211,6 @@ static inline int tm2_read_header(TM2Context *ctx, const uint8_t *buf)
/* av_log (ctx->avctx, AV_LOG_ERROR, "TM2 old header: not implemented (yet)\n"); */
return 40;
} else if(magic == 0x00000101) { /* new header */
int w, h, size, flags, xr, yr;

length = AV_RL32(buf);
buf += 4;

init_get_bits(&ctx->gb, buf, 32 * 8);
size = get_bits_long(&ctx->gb, 31);
h = get_bits(&ctx->gb, 15);
w = get_bits(&ctx->gb, 15);
flags = get_bits_long(&ctx->gb, 31);
yr = get_bits(&ctx->gb, 9);
xr = get_bits(&ctx->gb, 9);

return 40;
} else {
av_log (ctx->avctx, AV_LOG_ERROR, "Not a TM2 header: 0x%08X\n", magic);


+ 0
- 3
libavcodec/tscc.c View File

@@ -75,7 +75,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
int buf_size = avpkt->size;
CamtasiaContext * const c = avctx->priv_data;
const unsigned char *encoded = buf;
unsigned char *outptr;
int zret; // Zlib return code
int len = buf_size;

@@ -89,8 +88,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
return -1;
}

outptr = c->pic.data[0]; // Output image pointer

zret = inflateReset(&(c->zstream));
if (zret != Z_OK) {
av_log(avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", zret);


+ 0
- 2
libavcodec/vmdav.c View File

@@ -199,7 +199,6 @@ static void vmd_decode(VmdVideoContext *s)

int frame_x, frame_y;
int frame_width, frame_height;
int dp_size;

frame_x = AV_RL16(&s->buf[6]);
frame_y = AV_RL16(&s->buf[8]);
@@ -247,7 +246,6 @@ static void vmd_decode(VmdVideoContext *s)
}

dp = &s->frame.data[0][frame_y * s->frame.linesize[0] + frame_x];
dp_size = s->frame.linesize[0] * s->avctx->height;
pp = &s->prev_frame.data[0][frame_y * s->prev_frame.linesize[0] + frame_x];
switch (meth) {
case 1:


+ 2
- 2
libavcodec/zmbvenc.c View File

@@ -181,7 +181,7 @@ static int encode_frame(AVCodecContext *avctx, uint8_t *buf, int buf_size, void
int x, y, bh2, bw2, xored;
uint8_t *tsrc, *tprev;
uint8_t *mv;
int mx, my, bv;
int mx, my;

bw = (avctx->width + ZMBV_BLOCK - 1) / ZMBV_BLOCK;
bh = (avctx->height + ZMBV_BLOCK - 1) / ZMBV_BLOCK;
@@ -197,7 +197,7 @@ static int encode_frame(AVCodecContext *avctx, uint8_t *buf, int buf_size, void
tsrc = src + x;
tprev = prev + x;

bv = zmbv_me(c, tsrc, p->linesize[0], tprev, c->pstride, x, y, &mx, &my, &xored);
zmbv_me(c, tsrc, p->linesize[0], tprev, c->pstride, x, y, &mx, &my, &xored);
mv[0] = (mx << 1) | !!xored;
mv[1] = my << 1;
tprev += mx + my * c->pstride;


+ 1
- 2
libavfilter/vf_fieldorder.c View File

@@ -153,7 +153,7 @@ static void end_frame(AVFilterLink *inlink)
AVFilterBufferRef *inpicref = inlink->cur_buf;
AVFilterBufferRef *outpicref = outlink->out_buf;

int h, w, plane, line_step, line_size, line;
int h, plane, line_step, line_size, line;
uint8_t *cpy_src, *cpy_dst;

if ( inpicref->video->interlaced
@@ -162,7 +162,6 @@ static void end_frame(AVFilterLink *inlink)
"picture will move %s one line\n",
fieldorder->dst_tff ? "up" : "down");
h = inpicref->video->h;
w = inpicref->video->w;
for (plane = 0; plane < 4 && inpicref->data[plane]; plane++) {
line_step = inpicref->linesize[plane];
line_size = fieldorder->line_size[plane];


+ 2
- 2
libavformat/4xm.c View File

@@ -246,7 +246,7 @@ static int fourxm_read_packet(AVFormatContext *s,
FourxmDemuxContext *fourxm = s->priv_data;
AVIOContext *pb = s->pb;
unsigned int fourcc_tag;
unsigned int size, out_size;
unsigned int size;
int ret = 0;
unsigned int track_number;
int packet_read = 0;
@@ -295,7 +295,7 @@ static int fourxm_read_packet(AVFormatContext *s,

case snd__TAG:
track_number = avio_rl32(pb);
out_size= avio_rl32(pb);
avio_skip(pb, 4);
size-=8;

if (track_number < fourxm->track_count && fourxm->tracks[track_number].channels>0) {


+ 2
- 2
libavformat/apetag.c View File

@@ -35,11 +35,11 @@ static int ape_tag_read_field(AVFormatContext *s)
{
AVIOContext *pb = s->pb;
uint8_t key[1024], *value;
uint32_t size, flags;
uint32_t size;
int i, c;

size = avio_rl32(pb); /* field size */
flags = avio_rl32(pb); /* field flags */
avio_skip(pb, 4); /* field flags */
for (i = 0; i < sizeof(key) - 1; i++) {
c = avio_r8(pb);
if (c < 0x20 || c > 0x7E)


+ 8
- 11
libavformat/asfdec.c View File

@@ -216,7 +216,6 @@ static int asf_read_stream_properties(AVFormatContext *s, int64_t size)
ff_asf_guid g;
enum AVMediaType type;
int type_specific_size, sizeX;
uint64_t total_size;
unsigned int tag1;
int64_t pos1, pos2, start_time;
int test_for_ext_stream_audio, is_dvr_ms_audio=0;
@@ -264,7 +263,7 @@ static int asf_read_stream_properties(AVFormatContext *s, int64_t size)
return -1;
}
ff_get_guid(pb, &g);
total_size = avio_rl64(pb);
avio_skip(pb, 8); /* total_size */
type_specific_size = avio_rl32(pb);
avio_rl32(pb);
st->id = avio_rl16(pb) & 0x7f; /* stream id */
@@ -401,7 +400,7 @@ static int asf_read_ext_stream_properties(AVFormatContext *s, int64_t size)
AVIOContext *pb = s->pb;
ff_asf_guid g;
int ext_len, payload_ext_ct, stream_ct, i;
uint32_t ext_d, leak_rate, stream_num;
uint32_t leak_rate, stream_num;
unsigned int stream_languageid_index;

avio_rl64(pb); // starttime
@@ -435,7 +434,7 @@ static int asf_read_ext_stream_properties(AVFormatContext *s, int64_t size)

for (i=0; i<payload_ext_ct; i++){
ff_get_guid(pb, &g);
ext_d=avio_rl16(pb);
avio_skip(pb, 2);
ext_len=avio_rl32(pb);
avio_skip(pb, ext_len);
}
@@ -519,7 +518,7 @@ static int asf_read_metadata(AVFormatContext *s, int64_t size)
{
AVIOContext *pb = s->pb;
ASFContext *asf = s->priv_data;
int n, stream_num, name_len, value_len, value_type, value_num;
int n, stream_num, name_len, value_len, value_num;
int ret, i;
n = avio_rl16(pb);

@@ -529,7 +528,7 @@ static int asf_read_metadata(AVFormatContext *s, int64_t size)
avio_rl16(pb); //lang_list_index
stream_num= avio_rl16(pb);
name_len= avio_rl16(pb);
value_type= avio_rl16(pb);
avio_skip(pb, 2); /* value_type */
value_len= avio_rl32(pb);

if ((ret = avio_get_str16le(pb, name_len, name, sizeof(name))) < name_len)
@@ -634,10 +633,8 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
// if so the next iteration will pick it up
continue;
} else if (!ff_guidcmp(&g, &ff_asf_head1_guid)) {
int v1, v2;
ff_get_guid(pb, &g);
v1 = avio_rl32(pb);
v2 = avio_rl16(pb);
avio_skip(pb, 6);
continue;
} else if (!ff_guidcmp(&g, &ff_asf_marker_header)) {
asf_read_marker(s, gsize);
@@ -807,7 +804,7 @@ static int asf_read_frame_header(AVFormatContext *s, AVIOContext *pb){
ASFContext *asf = s->priv_data;
int rsize = 1;
int num = avio_r8(pb);
int64_t ts0, ts1;
int64_t ts0;

asf->packet_segments--;
asf->packet_key_frame = num >> 7;
@@ -830,7 +827,7 @@ static int asf_read_frame_header(AVFormatContext *s, AVIOContext *pb){
// av_log(s, AV_LOG_DEBUG, "\n");
avio_skip(pb, 10);
ts0= avio_rl64(pb);
ts1= avio_rl64(pb);
avio_skip(pb, 8);;
avio_skip(pb, 12);
avio_rl32(pb);
avio_skip(pb, asf->packet_replic_size - 8 - 38 - 4);


+ 2
- 2
libavformat/avidec.c View File

@@ -337,7 +337,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
AVIContext *avi = s->priv_data;
AVIOContext *pb = s->pb;
unsigned int tag, tag1, handler;
int codec_type, stream_index, frame_period, bit_rate;
int codec_type, stream_index, frame_period;
unsigned int size;
int i;
AVStream *st;
@@ -407,7 +407,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
/* AVI header */
/* using frame_period is bad idea */
frame_period = avio_rl32(pb);
bit_rate = avio_rl32(pb) * 8;
avio_skip(pb, 4);
avio_rl32(pb);
avi->non_interleaved |= avio_rl32(pb) & AVIF_MUSTUSEINDEX;



+ 0
- 4
libavformat/gif.c View File

@@ -295,9 +295,7 @@ static int gif_write_video(AVFormatContext *s,
AVCodecContext *enc, const uint8_t *buf, int size)
{
AVIOContext *pb = s->pb;
GIFContext *gif = s->priv_data;
int jiffies;
int64_t delay;

/* graphic control extension block */
avio_w8(pb, 0x21);
@@ -307,8 +305,6 @@ static int gif_write_video(AVFormatContext *s,

/* 1 jiffy is 1/70 s */
/* the delay_time field indicates the number of jiffies - 1 */
delay = gif->file_time - gif->time;

/* XXX: should use delay, in order to be more accurate */
/* instead of using the same rounded value each time */
/* XXX: don't even remember if I really use it for now */


+ 2
- 4
libavformat/mmf.c View File

@@ -186,13 +186,13 @@ static int mmf_read_header(AVFormatContext *s,
unsigned int tag;
AVIOContext *pb = s->pb;
AVStream *st;
int64_t file_size, size;
int64_t size;
int rate, params;

tag = avio_rl32(pb);
if (tag != MKTAG('M', 'M', 'M', 'D'))
return -1;
file_size = avio_rb32(pb);
avio_skip(pb, 4); /* file_size */

/* Skip some unused chunks that may or may not be present */
for(;; avio_skip(pb, size)) {
@@ -263,12 +263,10 @@ static int mmf_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
MMFContext *mmf = s->priv_data;
AVStream *st;
int ret, size;

if (s->pb->eof_reached)
return AVERROR(EIO);
st = s->streams[0];

size = MAX_SIZE;
if(size > mmf->data_size)


+ 3
- 3
libavformat/mov.c View File

@@ -464,21 +464,21 @@ static int mov_read_hdlr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
int ff_mov_read_esds(AVFormatContext *fc, AVIOContext *pb, MOVAtom atom)
{
AVStream *st;
int tag, len;
int tag;

if (fc->nb_streams < 1)
return 0;
st = fc->streams[fc->nb_streams-1];

avio_rb32(pb); /* version + flags */
len = ff_mp4_read_descr(fc, pb, &tag);
ff_mp4_read_descr(fc, pb, &tag);
if (tag == MP4ESDescrTag) {
avio_rb16(pb); /* ID */
avio_r8(pb); /* priority */
} else
avio_rb16(pb); /* ID */

len = ff_mp4_read_descr(fc, pb, &tag);
ff_mp4_read_descr(fc, pb, &tag);
if (tag == MP4DecConfigDescrTag)
ff_mp4_read_dec_config_descr(fc, st, pb);
return 0;


+ 1
- 4
libavformat/oggdec.c View File

@@ -196,8 +196,6 @@ static int ogg_read_page(AVFormatContext *s, int *str)
int flags, nsegs;
uint64_t gp;
uint32_t serial;
uint32_t seq;
uint32_t crc;
int size, idx;
uint8_t sync[4];
int sp = 0;
@@ -230,8 +228,7 @@ static int ogg_read_page(AVFormatContext *s, int *str)
flags = avio_r8(bc);
gp = avio_rl64 (bc);
serial = avio_rl32 (bc);
seq = avio_rl32 (bc);
crc = avio_rl32 (bc);
avio_skip(bc, 8); /* seq, crc */
nsegs = avio_r8(bc);

idx = ogg_find_stream (ogg, serial);


+ 1
- 3
libavformat/oggparseogm.c View File

@@ -39,7 +39,6 @@ ogm_header(AVFormatContext *s, int idx)
const uint8_t *p = os->buf + os->pstart;
uint64_t time_unit;
uint64_t spu;
uint32_t default_len;

if(!(*p & 1))
return 0;
@@ -74,8 +73,7 @@ ogm_header(AVFormatContext *s, int idx)

time_unit = bytestream_get_le64(&p);
spu = bytestream_get_le64(&p);
default_len = bytestream_get_le32(&p);

p += 4; /* default_len */
p += 8; /* buffersize + bits_per_sample */

if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){


+ 2
- 4
libavformat/rl2.c View File

@@ -80,8 +80,6 @@ static av_cold int rl2_read_header(AVFormatContext *s,
unsigned int audio_frame_counter = 0;
unsigned int video_frame_counter = 0;
unsigned int back_size;
int data_size;
unsigned short encoding_method;
unsigned short sound_rate;
unsigned short rate;
unsigned short channels;
@@ -98,14 +96,14 @@ static av_cold int rl2_read_header(AVFormatContext *s,
avio_skip(pb,4); /* skip FORM tag */
back_size = avio_rl32(pb); /**< get size of the background frame */
signature = avio_rb32(pb);
data_size = avio_rb32(pb);
avio_skip(pb, 4); /* data size */
frame_count = avio_rl32(pb);

/* disallow back_sizes and frame_counts that may lead to overflows later */
if(back_size > INT_MAX/2 || frame_count > INT_MAX / sizeof(uint32_t))
return AVERROR_INVALIDDATA;

encoding_method = avio_rl16(pb);
avio_skip(pb, 2); /* encoding mentod */
sound_rate = avio_rl16(pb);
rate = avio_rl16(pb);
channels = avio_rl16(pb);


+ 2
- 2
libavformat/rmdec.c View File

@@ -280,7 +280,7 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
if (rm_read_audio_stream_info(s, pb, st, rst, 0))
return -1;
} else {
int fps, fps2;
int fps;
if (avio_rl32(pb) != MKTAG('V', 'I', 'D', 'O')) {
fail1:
av_log(st->codec, AV_LOG_ERROR, "Unsupported video codec\n");
@@ -298,7 +298,7 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
fps= avio_rb16(pb);
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
avio_rb32(pb);
fps2= avio_rb16(pb);
avio_skip(pb, 2);
avio_rb16(pb);

if ((ret = rm_read_extradata(pb, st->codec, codec_data_size - (avio_tell(pb) - codec_pos))) < 0)


+ 2
- 2
libavformat/rpl.c View File

@@ -299,9 +299,9 @@ static int rpl_read_packet(AVFormatContext *s, AVPacket *pkt)
stream->codec->codec_tag == 124) {
// We have to split Escape 124 frames because there are
// multiple frames per chunk in Escape 124 samples.
uint32_t frame_size, frame_flags;
uint32_t frame_size;

frame_flags = avio_rl32(pb);
avio_skip(pb, 4); /* flags */
frame_size = avio_rl32(pb);
if (avio_seek(pb, -8, SEEK_CUR) < 0)
return AVERROR(EIO);


+ 2
- 3
libavformat/rtpdec_latm.c View File

@@ -108,8 +108,7 @@ static int parse_fmtp_config(AVStream *st, char *value)
int len = ff_hex_to_data(NULL, value), i, ret = 0;
GetBitContext gb;
uint8_t *config;
int audio_mux_version, same_time_framing, num_sub_frames,
num_programs, num_layers;
int audio_mux_version, same_time_framing, num_programs, num_layers;

/* Pad this buffer, too, to avoid out of bounds reads with get_bits below */
config = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
@@ -119,7 +118,7 @@ static int parse_fmtp_config(AVStream *st, char *value)
init_get_bits(&gb, config, len*8);
audio_mux_version = get_bits(&gb, 1);
same_time_framing = get_bits(&gb, 1);
num_sub_frames = get_bits(&gb, 6);
skip_bits(&gb, 6); /* num_sub_frames */
num_programs = get_bits(&gb, 4);
num_layers = get_bits(&gb, 3);
if (audio_mux_version != 0 || same_time_framing != 1 || num_programs != 0 ||


+ 2
- 2
libavformat/sauce.c View File

@@ -32,7 +32,7 @@ int ff_sauce_read(AVFormatContext *avctx, uint64_t *fsize, int *got_width, int g
{
AVIOContext *pb = avctx->pb;
char buf[36];
int datatype, filetype, t1, t2, nb_comments, flags;
int datatype, filetype, t1, t2, nb_comments;
uint64_t start_pos = avio_size(pb) - 128;

avio_seek(pb, start_pos, SEEK_SET);
@@ -57,7 +57,7 @@ int ff_sauce_read(AVFormatContext *avctx, uint64_t *fsize, int *got_width, int g
t1 = avio_rl16(pb);
t2 = avio_rl16(pb);
nb_comments = avio_r8(pb);
flags = avio_r8(pb);
avio_skip(pb, 1); /* flags */
avio_skip(pb, 4);
GET_SAUCE_META("encoder", 22);



+ 0
- 2
libavformat/smacker.c View File

@@ -233,7 +233,6 @@ static int smacker_read_packet(AVFormatContext *s, AVPacket *pkt)
int i;
int frame_size = 0;
int palchange = 0;
int pos;

if (s->pb->eof_reached || smk->cur_frame >= smk->frames)
return AVERROR_EOF;
@@ -244,7 +243,6 @@ static int smacker_read_packet(AVFormatContext *s, AVPacket *pkt)
frame_size = smk->frm_size[smk->cur_frame] & (~3);
flags = smk->frm_flags[smk->cur_frame];
/* handle palette change event */
pos = avio_tell(s->pb);
if(flags & SMACKER_PAL){
int size, sz, t, off, j, pos;
uint8_t *pal = smk->pal;


+ 1
- 2
libavformat/sol.c View File

@@ -85,7 +85,6 @@ static int sol_channels(int magic, int type)
static int sol_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
int size;
unsigned int magic,tag;
AVIOContext *pb = s->pb;
unsigned int id, channels, rate, type;
@@ -99,7 +98,7 @@ static int sol_read_header(AVFormatContext *s,
return -1;
rate = avio_rl16(pb);
type = avio_r8(pb);
size = avio_rl32(pb);
avio_skip(pb, 4); /* size */
if (magic != 0x0B8D)
avio_r8(pb); /* newer SOLs contain padding byte */



+ 2
- 2
libavformat/yuv4mpeg.c View File

@@ -94,7 +94,7 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt)
AVPicture *picture;
int* first_pkt = s->priv_data;
int width, height, h_chroma_shift, v_chroma_shift;
int i, m;
int i;
char buf2[Y4M_LINE_MAX+1];
char buf1[20];
uint8_t *ptr, *ptr1, *ptr2;
@@ -114,7 +114,7 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt)

/* construct frame header */

m = snprintf(buf1, sizeof(buf1), "%s\n", Y4M_FRAME_MAGIC);
snprintf(buf1, sizeof(buf1), "%s\n", Y4M_FRAME_MAGIC);
avio_write(pb, buf1, strlen(buf1));

width = st->codec->width;


Write Preview
Loading…
Cancel
Save