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author | Anton Khirnov <anton@khirnov.net> | 2011-02-21 16:43:01 +0100 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2011-02-22 02:44:37 +0100 |
commit | e63a362857d9807b23e65872598d782fa53bb6af (patch) | |
tree | 7a21287e54bfbd2ec9c45bcb5a22e441e4992f2b /libavformat/mpeg.c | |
parent | 6a786b15c34765ec00be3cd808dafbb041fd5881 (diff) | |
download | ffmpeg-e63a362857d9807b23e65872598d782fa53bb6af.tar.gz |
avio: avio_ prefixes for get_* functions
In the name of consistency:
get_byte -> avio_r8
get_<type> -> avio_r<type>
get_buffer -> avio_read
get_partial_buffer will be made private later
get_strz is left out becase I want to change it later to return
something useful.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit b7effd4e8338f6ed5bda630ad7ed0809bf458648)
Diffstat (limited to 'libavformat/mpeg.c')
-rw-r--r-- | libavformat/mpeg.c | 78 |
1 files changed, 39 insertions, 39 deletions
diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c index 66e967c022..c5b6bfc727 100644 --- a/libavformat/mpeg.c +++ b/libavformat/mpeg.c @@ -113,7 +113,7 @@ static int mpegps_read_header(AVFormatContext *s, m->sofdec = -1; do { - v = get_byte(s->pb); + v = avio_r8(s->pb); m->header_state = m->header_state << 8 | v; m->sofdec++; } while (v == sofdec[i] && i++ < 6); @@ -128,8 +128,8 @@ static int64_t get_pts(AVIOContext *pb, int c) { uint8_t buf[5]; - buf[0] = c<0 ? get_byte(pb) : c; - get_buffer(pb, buf+1, 4); + buf[0] = c<0 ? avio_r8(pb) : c; + avio_read(pb, buf+1, 4); return ff_parse_pes_pts(buf); } @@ -145,7 +145,7 @@ static int find_next_start_code(AVIOContext *pb, int *size_ptr, while (n > 0) { if (url_feof(pb)) break; - v = get_byte(pb); + v = avio_r8(pb); n--; if (state == 0x000001) { state = ((state << 8) | v) & 0xffffff; @@ -176,7 +176,7 @@ static int find_prev_start_code(AVIOContext *pb, int *size_ptr) if (pos < 0) pos = 0; url_fseek(pb, pos, SEEK_SET); - get_byte(pb); + avio_r8(pb); pos = pos_start; for(;;) { @@ -186,7 +186,7 @@ static int find_prev_start_code(AVIOContext *pb, int *size_ptr) goto the_end; } url_fseek(pb, pos, SEEK_SET); - start_code = get_be32(pb); + start_code = avio_rb32(pb); if ((start_code & 0xffffff00) == 0x100) break; } @@ -206,27 +206,27 @@ static long mpegps_psm_parse(MpegDemuxContext *m, AVIOContext *pb) { int psm_length, ps_info_length, es_map_length; - psm_length = get_be16(pb); - get_byte(pb); - get_byte(pb); - ps_info_length = get_be16(pb); + psm_length = avio_rb16(pb); + avio_r8(pb); + avio_r8(pb); + ps_info_length = avio_rb16(pb); /* skip program_stream_info */ url_fskip(pb, ps_info_length); - es_map_length = get_be16(pb); + es_map_length = avio_rb16(pb); /* at least one es available? */ while (es_map_length >= 4){ - unsigned char type = get_byte(pb); - unsigned char es_id = get_byte(pb); - uint16_t es_info_length = get_be16(pb); + unsigned char type = avio_r8(pb); + unsigned char es_id = avio_r8(pb); + uint16_t es_info_length = avio_rb16(pb); /* remember mapping from stream id to stream type */ m->psm_es_type[es_id] = type; /* skip program_stream_info */ url_fskip(pb, es_info_length); es_map_length -= 4 + es_info_length; } - get_be32(pb); /* crc32 */ + avio_rb32(pb); /* crc32 */ return 2 + psm_length; } @@ -264,16 +264,16 @@ static int mpegps_read_pes_header(AVFormatContext *s, if (startcode == SYSTEM_HEADER_START_CODE) goto redo; if (startcode == PADDING_STREAM) { - url_fskip(s->pb, get_be16(s->pb)); + url_fskip(s->pb, avio_rb16(s->pb)); goto redo; } if (startcode == PRIVATE_STREAM_2) { - len = get_be16(s->pb); + len = avio_rb16(s->pb); if (!m->sofdec) { while (len-- >= 6) { - if (get_byte(s->pb) == 'S') { + if (avio_r8(s->pb) == 'S') { uint8_t buf[5]; - get_buffer(s->pb, buf, sizeof(buf)); + avio_read(s->pb, buf, sizeof(buf)); m->sofdec = !memcmp(buf, "ofdec", 5); len -= sizeof(buf); break; @@ -297,14 +297,14 @@ static int mpegps_read_pes_header(AVFormatContext *s, if (ppos) { *ppos = url_ftell(s->pb) - 4; } - len = get_be16(s->pb); + len = avio_rb16(s->pb); pts = dts = AV_NOPTS_VALUE; /* stuffing */ for(;;) { if (len < 1) goto error_redo; - c = get_byte(s->pb); + c = avio_r8(s->pb); len--; /* XXX: for mpeg1, should test only bit 7 */ if (c != 0xff) @@ -312,8 +312,8 @@ static int mpegps_read_pes_header(AVFormatContext *s, } if ((c & 0xc0) == 0x40) { /* buffer scale & size */ - get_byte(s->pb); - c = get_byte(s->pb); + avio_r8(s->pb); + c = avio_r8(s->pb); len -= 2; } if ((c & 0xe0) == 0x20) { @@ -331,8 +331,8 @@ static int mpegps_read_pes_header(AVFormatContext *s, goto redo; } #endif - flags = get_byte(s->pb); - header_len = get_byte(s->pb); + flags = avio_r8(s->pb); + header_len = avio_r8(s->pb); len -= 2; if (header_len > len) goto error_redo; @@ -350,7 +350,7 @@ static int mpegps_read_pes_header(AVFormatContext *s, av_log(s, AV_LOG_WARNING, "Further flags set but no bytes left\n"); } if (flags & 0x01) { /* PES extension */ - pes_ext = get_byte(s->pb); + pes_ext = avio_r8(s->pb); header_len--; /* Skip PES private data, program packet sequence counter and P-STD buffer */ skip = (pes_ext >> 4) & 0xb; @@ -363,10 +363,10 @@ static int mpegps_read_pes_header(AVFormatContext *s, header_len -= skip; if (pes_ext & 0x01) { /* PES extension 2 */ - ext2_len = get_byte(s->pb); + ext2_len = avio_r8(s->pb); header_len--; if ((ext2_len & 0x7f) > 0) { - id_ext = get_byte(s->pb); + id_ext = avio_r8(s->pb); if ((id_ext & 0x80) == 0) startcode = ((startcode & 0xff) << 8) | id_ext; header_len--; @@ -381,17 +381,17 @@ static int mpegps_read_pes_header(AVFormatContext *s, goto redo; if (startcode == PRIVATE_STREAM_1 && !m->psm_es_type[startcode & 0xff]) { - startcode = get_byte(s->pb); + startcode = avio_r8(s->pb); len--; if (startcode >= 0x80 && startcode <= 0xcf) { /* audio: skip header */ - get_byte(s->pb); - get_byte(s->pb); - get_byte(s->pb); + avio_r8(s->pb); + avio_r8(s->pb); + avio_r8(s->pb); len -= 3; if (startcode >= 0xb0 && startcode <= 0xbf) { /* MLP/TrueHD audio has a 4-byte header */ - get_byte(s->pb); + avio_r8(s->pb); len--; } } @@ -432,7 +432,7 @@ static int mpegps_read_packet(AVFormatContext *s, return len; if(startcode == 0x1bd) { - dvdaudio_substream_type = get_byte(s->pb); + dvdaudio_substream_type = avio_r8(s->pb); url_fskip(s->pb, 3); len -= 4; } @@ -474,7 +474,7 @@ static int mpegps_read_packet(AVFormatContext *s, } else if (startcode >= 0x1e0 && startcode <= 0x1ef) { static const unsigned char avs_seqh[4] = { 0, 0, 1, 0xb0 }; unsigned char buf[8]; - get_buffer(s->pb, buf, 8); + avio_read(s->pb, buf, 8); url_fseek(s->pb, -8, SEEK_CUR); if(!memcmp(buf, avs_seqh, 4) && (buf[6] != 0 || buf[7] != 1)) codec_id = CODEC_ID_CAVS; @@ -547,9 +547,9 @@ static int mpegps_read_packet(AVFormatContext *s, audio data */ if (len <= 3) goto skip; - get_byte(s->pb); /* emphasis (1), muse(1), reserved(1), frame number(5) */ - b1 = get_byte(s->pb); /* quant (2), freq(2), reserved(1), channels(3) */ - get_byte(s->pb); /* dynamic range control (0x80 = off) */ + avio_r8(s->pb); /* emphasis (1), muse(1), reserved(1), frame number(5) */ + b1 = avio_r8(s->pb); /* quant (2), freq(2), reserved(1), channels(3) */ + avio_r8(s->pb); /* dynamic range control (0x80 = off) */ len -= 3; freq = (b1 >> 4) & 3; st->codec->sample_rate = lpcm_freq_tab[freq]; @@ -564,7 +564,7 @@ static int mpegps_read_packet(AVFormatContext *s, return AVERROR(EINVAL); } av_new_packet(pkt, len); - get_buffer(s->pb, pkt->data, pkt->size); + avio_read(s->pb, pkt->data, pkt->size); pkt->pts = pts; pkt->dts = dts; pkt->pos = dummy_pos; |