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avformat/avc: reindent after the last commit

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2017-11-24 19:47:47 -03:00
parent 9cd361c5c1
commit df20619b64
1 changed files with 43 additions and 42 deletions
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85
libavformat/avc.c
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@ -113,54 +113,55 @@ int ff_isom_write_avcc(AVIOContext *pb, const uint8_t *data, int len)
if (len <= 6)
return AVERROR_INVALIDDATA;
/* check for H.264 start code */
if (AV_RB32(data) != 0x00000001 &&
AV_RB24(data) != 0x000001) {
avio_write(pb, data, len);
return 0;
/* check for H.264 start code */
if (AV_RB32(data) != 0x00000001 &&
AV_RB24(data) != 0x000001) {
avio_write(pb, data, len);
return 0;
}
ret = ff_avc_parse_nal_units_buf(data, &buf, &len);
if (ret < 0)
return ret;
start = buf;
end = buf + len;
/* look for sps and pps */
while (end - buf > 4) {
uint32_t size;
uint8_t nal_type;
size = FFMIN(AV_RB32(buf), end - buf - 4);
buf += 4;
nal_type = buf[0] & 0x1f;
if (nal_type == 7) { /* SPS */
sps = buf;
sps_size = size;
} else if (nal_type == 8) { /* PPS */
pps = buf;
pps_size = size;
}
ret = ff_avc_parse_nal_units_buf(data, &buf, &len);
if (ret < 0)
return ret;
start = buf;
end = buf + len;
buf += size;
}
/* look for sps and pps */
while (end - buf > 4) {
uint32_t size;
uint8_t nal_type;
size = FFMIN(AV_RB32(buf), end - buf - 4);
buf += 4;
nal_type = buf[0] & 0x1f;
if (!sps || !pps || sps_size < 4 || sps_size > UINT16_MAX || pps_size > UINT16_MAX)
return AVERROR_INVALIDDATA;
if (nal_type == 7) { /* SPS */
sps = buf;
sps_size = size;
} else if (nal_type == 8) { /* PPS */
pps = buf;
pps_size = size;
}
avio_w8(pb, 1); /* version */
avio_w8(pb, sps[1]); /* profile */
avio_w8(pb, sps[2]); /* profile compat */
avio_w8(pb, sps[3]); /* level */
avio_w8(pb, 0xff); /* 6 bits reserved (111111) + 2 bits nal size length - 1 (11) */
avio_w8(pb, 0xe1); /* 3 bits reserved (111) + 5 bits number of sps (00001) */
buf += size;
}
avio_wb16(pb, sps_size);
avio_write(pb, sps, sps_size);
avio_w8(pb, 1); /* number of pps */
avio_wb16(pb, pps_size);
avio_write(pb, pps, pps_size);
av_free(start);
if (!sps || !pps || sps_size < 4 || sps_size > UINT16_MAX || pps_size > UINT16_MAX)
return AVERROR_INVALIDDATA;
avio_w8(pb, 1); /* version */
avio_w8(pb, sps[1]); /* profile */
avio_w8(pb, sps[2]); /* profile compat */
avio_w8(pb, sps[3]); /* level */
avio_w8(pb, 0xff); /* 6 bits reserved (111111) + 2 bits nal size length - 1 (11) */
avio_w8(pb, 0xe1); /* 3 bits reserved (111) + 5 bits number of sps (00001) */
avio_wb16(pb, sps_size);
avio_write(pb, sps, sps_size);
avio_w8(pb, 1); /* number of pps */
avio_wb16(pb, pps_size);
avio_write(pb, pps, pps_size);
av_free(start);
return 0;
}