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Searched refs:bytestream (Results 1 – 25 of 64) sorted by relevance

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/third_party/ffmpeg/libavcodec/
Dvcr1.c54 const uint8_t *bytestream = avpkt->data; in vcr1_decode_frame() local
55 const uint8_t *bytestream_end = bytestream + avpkt->size; in vcr1_decode_frame()
69 a->delta[i] = *bytestream++; in vcr1_decode_frame()
70 bytestream++; in vcr1_decode_frame()
81 av_assert0 (bytestream_end - bytestream >= 4 + avctx->width); in vcr1_decode_frame()
84 a->offset[i] = *bytestream++; in vcr1_decode_frame()
86 offset = a->offset[0] - a->delta[bytestream[2] & 0xF]; in vcr1_decode_frame()
88 luma[0] = offset += a->delta[bytestream[2] & 0xF]; in vcr1_decode_frame()
89 luma[1] = offset += a->delta[bytestream[2] >> 4]; in vcr1_decode_frame()
90 luma[2] = offset += a->delta[bytestream[0] & 0xF]; in vcr1_decode_frame()
[all …]
Dpnmdec.c52 s->bytestream = (uint8_t *)buf; in pnm_decode_frame()
128 if (n * avctx->height > s->bytestream_end - s->bytestream) in pnm_decode_frame()
138 … while(s->bytestream < s->bytestream_end && (*s->bytestream < '0' || *s->bytestream > '9' )) in pnm_decode_frame()
139 s->bytestream++; in pnm_decode_frame()
140 if(s->bytestream >= s->bytestream_end) in pnm_decode_frame()
144 v = (*s->bytestream++)&1; in pnm_decode_frame()
149 c = (*s->bytestream++) - '0'; in pnm_decode_frame()
168 samplecpy(ptr, s->bytestream, n, s->maxval); in pnm_decode_frame()
172 ptr[j] = (s->bytestream[j] * f + 64) >> 7; in pnm_decode_frame()
176 v = AV_RB16(s->bytestream + 2*j); in pnm_decode_frame()
[all …]
Dpnmenc.c30 uint8_t *bytestream, *bytestream_start, *bytestream_end; in pnm_encode_frame() local
40 bytestream = pkt->data; in pnm_encode_frame()
83 snprintf(bytestream, bytestream_end - bytestream, in pnm_encode_frame()
85 bytestream += strlen(bytestream); in pnm_encode_frame()
88 snprintf(bytestream, bytestream_end - bytestream, in pnm_encode_frame()
90 bytestream += strlen(bytestream); in pnm_encode_frame()
96 memcpy(bytestream, ptr, n); in pnm_encode_frame()
97 bytestream += n; in pnm_encode_frame()
107 memcpy(bytestream, ptr1, n); in pnm_encode_frame()
108 bytestream += n; in pnm_encode_frame()
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Drangecoder.c45 c->bytestream = buf; in ff_init_range_encoder()
59 c->low = AV_RB16(c->bytestream); in ff_init_range_decoder()
60 c->bytestream += 2; in ff_init_range_decoder()
64 c->bytestream_end = c->bytestream; in ff_init_range_decoder()
122 return c->bytestream - c->bytestream_start; in ff_rac_terminate()
131 if (c->bytestream == tmp.bytestream && c->bytestream > c->bytestream_start) in ff_rac_check_termination()
132 tmp.low -= *--tmp.bytestream; in ff_rac_check_termination()
133 tmp.bytestream_end = tmp.bytestream; in ff_rac_check_termination()
138 if (c->bytestream_end != c->bytestream) in ff_rac_check_termination()
Dgif.c259 uint8_t **bytestream, uint8_t *end, in gif_image_write_image() argument
290 bytestream_put_buffer(bytestream, gif89a_sig, sizeof(gif89a_sig)); in gif_image_write_image()
291 bytestream_put_le16(bytestream, avctx->width); in gif_image_write_image()
292 bytestream_put_le16(bytestream, avctx->height); in gif_image_write_image()
296 bytestream_put_byte(bytestream, 0xf7); /* flags: global clut, 256 entries */ in gif_image_write_image()
297 …bytestream_put_byte(bytestream, bcid < 0 ? DEFAULT_TRANSPARENCY_INDEX : bcid); /* background color… in gif_image_write_image()
298 bytestream_put_byte(bytestream, aspect); in gif_image_write_image()
301 bytestream_put_be24(bytestream, v); in gif_image_write_image()
318 bytestream_put_byte(bytestream, GIF_EXTENSION_INTRODUCER); in gif_image_write_image()
319 bytestream_put_byte(bytestream, GIF_GCE_EXT_LABEL); in gif_image_write_image()
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Dpnm.c41 uint8_t *bs = sc->bytestream; in pnm_get()
62 sc->bytestream = bs; in pnm_get()
71 if (s->bytestream_end - s->bytestream < 3 || in ff_pnm_decode_header()
72 s->bytestream[0] != 'P' || in ff_pnm_decode_header()
73 (s->bytestream[1] < '1' || in ff_pnm_decode_header()
74 s->bytestream[1] > '7' && in ff_pnm_decode_header()
75 s->bytestream[1] != 'F')) { in ff_pnm_decode_header()
76 s->bytestream += s->bytestream_end > s->bytestream; in ff_pnm_decode_header()
77 s->bytestream += s->bytestream_end > s->bytestream; in ff_pnm_decode_header()
124 if (!pnm_space(s->bytestream[-1])) in ff_pnm_decode_header()
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Dpamenc.c28 uint8_t *bytestream_start, *bytestream, *bytestream_end; in pam_encode_frame() local
98 bytestream = pkt->data; in pam_encode_frame()
101 snprintf(bytestream, bytestream_end - bytestream, in pam_encode_frame()
104 bytestream += strlen(bytestream); in pam_encode_frame()
113 *bytestream++ = ptr[j >> 3] >> (7 - j & 7) & 1; in pam_encode_frame()
118 memcpy(bytestream, ptr, n); in pam_encode_frame()
119 bytestream += n; in pam_encode_frame()
124 pkt->size = bytestream - bytestream_start; in pam_encode_frame()
Dcabac.c178 c->bytestream= buf; in ff_init_cabac_decoder()
182 c->low = (*c->bytestream++)<<18; in ff_init_cabac_decoder()
183 c->low+= (*c->bytestream++)<<10; in ff_init_cabac_decoder()
187 if(((uintptr_t)c->bytestream & 1) == 0) { in ff_init_cabac_decoder()
191 c->low += ((*c->bytestream++) << 2) + 2; in ff_init_cabac_decoder()
194 c->low = (*c->bytestream++)<<10; in ff_init_cabac_decoder()
195 c->low+= ((*c->bytestream++)<<2) + 2; in ff_init_cabac_decoder()
Dcabac_functions.h60 c->low+= (c->bytestream[0]<<9) + (c->bytestream[1]<<1); in refill()
62 c->low+= c->bytestream[0]<<1; in refill()
66 if (c->bytestream < c->bytestream_end) in refill()
68 c->bytestream += CABAC_BITS / 8; in refill()
96 x+= (c->bytestream[0]<<9) + (c->bytestream[1]<<1); in refill2()
98 x+= c->bytestream[0]<<1; in refill2()
103 if (c->bytestream < c->bytestream_end) in refill2()
105 c->bytestream += CABAC_BITS/8; in refill2()
187 return c->bytestream - c->bytestream_start; in get_cabac_terminate()
198 const uint8_t *ptr = c->bytestream; in skip_bytes()
Dfitsenc.c41 uint8_t *bytestream, *bytestream_start, *ptr; in fits_encode_frame() local
87 bytestream = pkt->data; in fits_encode_frame()
95 bytestream_put_be16(&bytestream, AV_RB16(ptr) ^ flip); in fits_encode_frame()
99 memcpy(bytestream, ptr, avctx->width); in fits_encode_frame()
100 bytestream += avctx->width; in fits_encode_frame()
106 memset(bytestream, 0, bytes_left); in fits_encode_frame()
107 bytestream += bytes_left; in fits_encode_frame()
109 pkt->size = bytestream - bytestream_start; in fits_encode_frame()
Drangecoder.h43 uint8_t *bytestream; member
78 *c->bytestream++ = c->outstanding_byte; in renorm_encoder()
80 *c->bytestream++ = 0xFF; in renorm_encoder()
83 *c->bytestream++ = c->outstanding_byte + 1; in renorm_encoder()
85 *c->bytestream++ = 0x00; in renorm_encoder()
98 int x = c->bytestream - c->bytestream_start + c->outstanding_count; in get_rac_count()
128 if (c->bytestream < c->bytestream_end) { in refill()
129 c->low += c->bytestream[0]; in refill()
130 c->bytestream++; in refill()
Dpnm_parser.c64 pnmctx.bytestream = pc->buffer; in pnm_parse()
68 pnmctx.bytestream = (uint8_t *) buf + skip; /* casts avoid warnings */ in pnm_parse()
72 if (pnmctx.bytestream < pnmctx.bytestream_end) { in pnm_parse()
77 unsigned step = FFMAX(1, pnmctx.bytestream - pnmctx.bytestream_start); in pnm_parse()
84 uint8_t *bs = pnmctx.bytestream; in pnm_parse()
110 pnmpc->ascii_scan = sync - pnmctx.bytestream + skip; in pnm_parse()
113 next = pnmctx.bytestream - pnmctx.bytestream_start + skip; in pnm_parse()
Dpngenc.c52 uint8_t *bytestream; member
251 png_write_chunk(&s->bytestream, MKTAG('I', 'D', 'A', 'T'), buf, length); in png_write_image_data()
255 bytestream_put_be32(&s->bytestream, length + 4); in png_write_image_data()
257 bytestream_put_be32(&s->bytestream, MKBETAG('f', 'd', 'A', 'T')); in png_write_image_data()
258 bytestream_put_be32(&s->bytestream, s->sequence_number); in png_write_image_data()
259 crc = av_crc(crc_table, crc, s->bytestream - 8, 8); in png_write_image_data()
262 memcpy(s->bytestream, buf, length); in png_write_image_data()
263 s->bytestream += length; in png_write_image_data()
265 bytestream_put_be32(&s->bytestream, ~crc); in png_write_image_data()
283 if (s->bytestream_end - s->bytestream > IOBUF_SIZE + 100) in png_write_row()
[all …]
Ddirac_arith.c103 c->bytestream = gb->buffer + get_bits_count(gb)/8; in ff_dirac_init_arith_decoder()
104 c->bytestream_end = c->bytestream + length; in ff_dirac_init_arith_decoder()
110 if (c->bytestream < c->bytestream_end) in ff_dirac_init_arith_decoder()
111 c->low |= *c->bytestream++; in ff_dirac_init_arith_decoder()
Dlagarithrac.h47 const uint8_t *bytestream; /**< Current position in input bytestream. */ member
65 l->low |= 0xff & (AV_RB16(l->bytestream) >> 1); in lag_rac_refill()
66 if (l->bytestream < l->bytestream_end) in lag_rac_refill()
67 l->bytestream++; in lag_rac_refill()
Ddirac_arith.h80 const uint8_t *bytestream; member
114 int new = bytestream_get_be16(&c->bytestream); in refill()
117 if (c->bytestream > c->bytestream_end) { in refill()
119 if (c->bytestream > c->bytestream_end+1) in refill()
122 c->bytestream = c->bytestream_end; in refill()
Dlagarithrac.c43 l->bytestream = gb->buffer + get_bits_count(gb) / 8; in ff_lag_rac_init()
47 l->low = *l->bytestream >> 1; in ff_lag_rac_init()
Dpnm.h28 uint8_t *bytestream; member
Dcabac.h48 const uint8_t *bytestream; member
/third_party/ffmpeg/libavformat/
Dmsnwc_tcp.c46 const uint8_t *bytestream = p->buf + i; in msnwc_tcp_probe() local
48 if (bytestream_get_le16(&bytestream) != HEADER_SIZE) in msnwc_tcp_probe()
50 width = bytestream_get_le16(&bytestream); in msnwc_tcp_probe()
51 height = bytestream_get_le16(&bytestream); in msnwc_tcp_probe()
55 bytestream += 2; // keyframe in msnwc_tcp_probe()
56 bytestream += 4; // size in msnwc_tcp_probe()
57 fourcc = bytestream_get_le32(&bytestream); in msnwc_tcp_probe()
/third_party/ffmpeg/libavcodec/x86/
Dcabac.h202 "i"(offsetof(CABACContext, bytestream)), in get_cabac_inline_x86()
251 "i"(offsetof(CABACContext, bytestream)), in get_cabac_bypass_sign_x86()
291 "i"(offsetof(CABACContext, bytestream)), in get_cabac_bypass_x86()
Dh264_cabac.c113 "i"(offsetof(CABACContext, bytestream)), in decode_significance_x86()
199 "i"(offsetof(CABACContext, bytestream)), in decode_significance_8x8_x86()
/third_party/ffmpeg/libavcodec/arm/
Dcabac.h96 [byte]"M"(offsetof(CABACContext, bytestream)), in get_cabac_inline_arm()
/third_party/ffmpeg/libavcodec/aarch64/
Dcabac.h91 [byte]"i"(offsetof(CABACContext, bytestream)), in get_cabac_inline_aarch64()
/third_party/ffmpeg/libavcodec/mips/
Dcabac.h104 [c_bytestream]"+&r"(c->bytestream) in get_cabac_inline_mips()

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