* nut muxer
* Copyright (c) 2004-2007 Michael Niedermayer
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/intreadwrite.h"
+#include "libavutil/mathematics.h"
#include "libavutil/tree.h"
+#include "libavutil/dict.h"
#include "libavcodec/mpegaudiodata.h"
#include "nut.h"
#include "internal.h"
+#include "avio_internal.h"
static int find_expected_header(AVCodecContext *c, int size, int key_frame, uint8_t out[64]){
int sample_rate= c->sample_rate;
else if(sample_rate < (44100 + 48000)/2) sample_rate_index=0;
else sample_rate_index=1;
- sample_rate= ff_mpa_freq_tab[sample_rate_index] >> (lsf + mpeg25);
+ sample_rate= avpriv_mpa_freq_tab[sample_rate_index] >> (lsf + mpeg25);
for(bitrate_index=2; bitrate_index<30; bitrate_index++){
- frame_size = ff_mpa_bitrate_tab[lsf][layer-1][bitrate_index>>1];
+ frame_size = avpriv_mpa_bitrate_tab[lsf][layer-1][bitrate_index>>1];
frame_size = (frame_size * 144000) / (sample_rate << lsf) + (bitrate_index&1);
if(frame_size == size)
}
key_frame= intra_only;
-#if 1
if(is_audio){
int frame_bytes= codec->frame_size*(int64_t)codec->bit_rate / (8*codec->sample_rate);
int pts;
ft->pts_delta=1;
start2++;
}
-#endif
if(codec->has_b_frames){
pred_count=5;
nut->frame_code['N'].flags= FLAG_INVALID;
}
-/**
- * Gets the length in bytes which is needed to store val as v.
- */
-static int get_length(uint64_t val){
- int i=1;
-
- while(val>>=7)
- i++;
-
- return i;
-}
-
-static void put_v(ByteIOContext *bc, uint64_t val){
- int i= get_length(val);
-
- while(--i>0)
- put_byte(bc, 128 | (val>>(7*i)));
-
- put_byte(bc, val&127);
-}
-
-static void put_tt(NUTContext *nut, StreamContext *nus, ByteIOContext *bc, uint64_t val){
+static void put_tt(NUTContext *nut, AVRational *time_base, AVIOContext *bc, uint64_t val){
val *= nut->time_base_count;
- val += nus->time_base - nut->time_base;
- put_v(bc, val);
+ val += time_base - nut->time_base;
+ ff_put_v(bc, val);
}
/**
- * Stores a string as vb.
+ * Store a string as vb.
*/
-static void put_str(ByteIOContext *bc, const char *string){
+static void put_str(AVIOContext *bc, const char *string){
int len= strlen(string);
- put_v(bc, len);
- put_buffer(bc, string, len);
+ ff_put_v(bc, len);
+ avio_write(bc, string, len);
}
-static void put_s(ByteIOContext *bc, int64_t val){
- put_v(bc, 2*FFABS(val) - (val>0));
+static void put_s(AVIOContext *bc, int64_t val){
+ ff_put_v(bc, 2*FFABS(val) - (val>0));
}
#ifdef TRACE
-static inline void put_v_trace(ByteIOContext *bc, uint64_t v, char *file, char *func, int line){
- av_log(NULL, AV_LOG_DEBUG, "put_v %5"PRId64" / %"PRIX64" in %s %s:%d\n", v, v, file, func, line);
+static inline void ff_put_v_trace(AVIOContext *bc, uint64_t v, char *file, char *func, int line){
+ av_log(NULL, AV_LOG_DEBUG, "ff_put_v %5"PRId64" / %"PRIX64" in %s %s:%d\n", v, v, file, func, line);
- put_v(bc, v);
+ ff_put_v(bc, v);
}
-static inline void put_s_trace(ByteIOContext *bc, int64_t v, char *file, char *func, int line){
+static inline void put_s_trace(AVIOContext *bc, int64_t v, char *file, char *func, int line){
av_log(NULL, AV_LOG_DEBUG, "put_s %5"PRId64" / %"PRIX64" in %s %s:%d\n", v, v, file, func, line);
put_s(bc, v);
}
-#define put_v(bc, v) put_v_trace(bc, v, __FILE__, __PRETTY_FUNCTION__, __LINE__)
+#define ff_put_v(bc, v) ff_put_v_trace(bc, v, __FILE__, __PRETTY_FUNCTION__, __LINE__)
#define put_s(bc, v) put_s_trace(bc, v, __FILE__, __PRETTY_FUNCTION__, __LINE__)
#endif
//FIXME remove calculate_checksum
-static void put_packet(NUTContext *nut, ByteIOContext *bc, ByteIOContext *dyn_bc, int calculate_checksum, uint64_t startcode){
+static void put_packet(NUTContext *nut, AVIOContext *bc, AVIOContext *dyn_bc, int calculate_checksum, uint64_t startcode){
uint8_t *dyn_buf=NULL;
- int dyn_size= url_close_dyn_buf(dyn_bc, &dyn_buf);
+ int dyn_size= avio_close_dyn_buf(dyn_bc, &dyn_buf);
int forw_ptr= dyn_size + 4*calculate_checksum;
if(forw_ptr > 4096)
- init_checksum(bc, ff_crc04C11DB7_update, 0);
- put_be64(bc, startcode);
- put_v(bc, forw_ptr);
+ ffio_init_checksum(bc, ff_crc04C11DB7_update, 0);
+ avio_wb64(bc, startcode);
+ ff_put_v(bc, forw_ptr);
if(forw_ptr > 4096)
- put_le32(bc, get_checksum(bc));
+ avio_wl32(bc, ffio_get_checksum(bc));
if(calculate_checksum)
- init_checksum(bc, ff_crc04C11DB7_update, 0);
- put_buffer(bc, dyn_buf, dyn_size);
+ ffio_init_checksum(bc, ff_crc04C11DB7_update, 0);
+ avio_write(bc, dyn_buf, dyn_size);
if(calculate_checksum)
- put_le32(bc, get_checksum(bc));
+ avio_wl32(bc, ffio_get_checksum(bc));
av_free(dyn_buf);
}
-static void write_mainheader(NUTContext *nut, ByteIOContext *bc){
+static void write_mainheader(NUTContext *nut, AVIOContext *bc){
int i, j, tmp_pts, tmp_flags, tmp_stream, tmp_mul, tmp_size, tmp_fields, tmp_head_idx;
int64_t tmp_match;
- put_v(bc, 3); /* version */
- put_v(bc, nut->avf->nb_streams);
- put_v(bc, nut->max_distance);
- put_v(bc, nut->time_base_count);
+ ff_put_v(bc, 3); /* version */
+ ff_put_v(bc, nut->avf->nb_streams);
+ ff_put_v(bc, nut->max_distance);
+ ff_put_v(bc, nut->time_base_count);
for(i=0; i<nut->time_base_count; i++){
- put_v(bc, nut->time_base[i].num);
- put_v(bc, nut->time_base[i].den);
+ ff_put_v(bc, nut->time_base[i].num);
+ ff_put_v(bc, nut->time_base[i].den);
}
tmp_pts=0;
}
if(j != tmp_mul - tmp_size) tmp_fields=6;
- put_v(bc, tmp_flags);
- put_v(bc, tmp_fields);
+ ff_put_v(bc, tmp_flags);
+ ff_put_v(bc, tmp_fields);
if(tmp_fields>0) put_s(bc, tmp_pts);
- if(tmp_fields>1) put_v(bc, tmp_mul);
- if(tmp_fields>2) put_v(bc, tmp_stream);
- if(tmp_fields>3) put_v(bc, tmp_size);
- if(tmp_fields>4) put_v(bc, 0 /*tmp_res*/);
- if(tmp_fields>5) put_v(bc, j);
- if(tmp_fields>6) put_v(bc, tmp_match);
- if(tmp_fields>7) put_v(bc, tmp_head_idx);
+ if(tmp_fields>1) ff_put_v(bc, tmp_mul);
+ if(tmp_fields>2) ff_put_v(bc, tmp_stream);
+ if(tmp_fields>3) ff_put_v(bc, tmp_size);
+ if(tmp_fields>4) ff_put_v(bc, 0 /*tmp_res*/);
+ if(tmp_fields>5) ff_put_v(bc, j);
+ if(tmp_fields>6) ff_put_v(bc, tmp_match);
+ if(tmp_fields>7) ff_put_v(bc, tmp_head_idx);
}
- put_v(bc, nut->header_count-1);
+ ff_put_v(bc, nut->header_count-1);
for(i=1; i<nut->header_count; i++){
- put_v(bc, nut->header_len[i]);
- put_buffer(bc, nut->header[i], nut->header_len[i]);
+ ff_put_v(bc, nut->header_len[i]);
+ avio_write(bc, nut->header[i], nut->header_len[i]);
}
}
-static int write_streamheader(AVFormatContext *avctx, ByteIOContext *bc, AVStream *st, int i){
+static int write_streamheader(AVFormatContext *avctx, AVIOContext *bc, AVStream *st, int i){
NUTContext *nut = avctx->priv_data;
AVCodecContext *codec = st->codec;
- put_v(bc, i);
+ ff_put_v(bc, i);
switch(codec->codec_type){
- case AVMEDIA_TYPE_VIDEO: put_v(bc, 0); break;
- case AVMEDIA_TYPE_AUDIO: put_v(bc, 1); break;
- case AVMEDIA_TYPE_SUBTITLE: put_v(bc, 2); break;
- default : put_v(bc, 3); break;
+ case AVMEDIA_TYPE_VIDEO: ff_put_v(bc, 0); break;
+ case AVMEDIA_TYPE_AUDIO: ff_put_v(bc, 1); break;
+ case AVMEDIA_TYPE_SUBTITLE: ff_put_v(bc, 2); break;
+ default : ff_put_v(bc, 3); break;
}
- put_v(bc, 4);
+ ff_put_v(bc, 4);
if (codec->codec_tag){
- put_le32(bc, codec->codec_tag);
- }else
- return -1;
+ avio_wl32(bc, codec->codec_tag);
+ } else {
+ av_log(avctx, AV_LOG_ERROR, "No codec tag defined for stream %d\n", i);
+ return AVERROR(EINVAL);
+ }
- put_v(bc, nut->stream[i].time_base - nut->time_base);
- put_v(bc, nut->stream[i].msb_pts_shift);
- put_v(bc, nut->stream[i].max_pts_distance);
- put_v(bc, codec->has_b_frames);
- put_byte(bc, 0); /* flags: 0x1 - fixed_fps, 0x2 - index_present */
+ ff_put_v(bc, nut->stream[i].time_base - nut->time_base);
+ ff_put_v(bc, nut->stream[i].msb_pts_shift);
+ ff_put_v(bc, nut->stream[i].max_pts_distance);
+ ff_put_v(bc, codec->has_b_frames);
+ avio_w8(bc, 0); /* flags: 0x1 - fixed_fps, 0x2 - index_present */
- put_v(bc, codec->extradata_size);
- put_buffer(bc, codec->extradata, codec->extradata_size);
+ ff_put_v(bc, codec->extradata_size);
+ avio_write(bc, codec->extradata, codec->extradata_size);
switch(codec->codec_type){
case AVMEDIA_TYPE_AUDIO:
- put_v(bc, codec->sample_rate);
- put_v(bc, 1);
- put_v(bc, codec->channels);
+ ff_put_v(bc, codec->sample_rate);
+ ff_put_v(bc, 1);
+ ff_put_v(bc, codec->channels);
break;
case AVMEDIA_TYPE_VIDEO:
- put_v(bc, codec->width);
- put_v(bc, codec->height);
+ ff_put_v(bc, codec->width);
+ ff_put_v(bc, codec->height);
if(st->sample_aspect_ratio.num<=0 || st->sample_aspect_ratio.den<=0){
- put_v(bc, 0);
- put_v(bc, 0);
+ ff_put_v(bc, 0);
+ ff_put_v(bc, 0);
}else{
- put_v(bc, st->sample_aspect_ratio.num);
- put_v(bc, st->sample_aspect_ratio.den);
+ ff_put_v(bc, st->sample_aspect_ratio.num);
+ ff_put_v(bc, st->sample_aspect_ratio.den);
}
- put_v(bc, 0); /* csp type -- unknown */
+ ff_put_v(bc, 0); /* csp type -- unknown */
break;
default:
break;
return 0;
}
-static int add_info(ByteIOContext *bc, const char *type, const char *value){
+static int add_info(AVIOContext *bc, const char *type, const char *value){
put_str(bc, type);
put_s(bc, -1);
put_str(bc, value);
return 1;
}
-static int write_globalinfo(NUTContext *nut, ByteIOContext *bc){
+static int write_globalinfo(NUTContext *nut, AVIOContext *bc){
AVFormatContext *s= nut->avf;
- AVMetadataTag *t = NULL;
- ByteIOContext *dyn_bc;
+ AVDictionaryEntry *t = NULL;
+ AVIOContext *dyn_bc;
uint8_t *dyn_buf=NULL;
int count=0, dyn_size;
- int ret = url_open_dyn_buf(&dyn_bc);
+ int ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
- while ((t = av_metadata_get(s->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
+ while ((t = av_dict_get(s->metadata, "", t, AV_DICT_IGNORE_SUFFIX)))
count += add_info(dyn_bc, t->key, t->value);
- put_v(bc, 0); //stream_if_plus1
- put_v(bc, 0); //chapter_id
- put_v(bc, 0); //timestamp_start
- put_v(bc, 0); //length
+ ff_put_v(bc, 0); //stream_if_plus1
+ ff_put_v(bc, 0); //chapter_id
+ ff_put_v(bc, 0); //timestamp_start
+ ff_put_v(bc, 0); //length
- put_v(bc, count);
+ ff_put_v(bc, count);
- dyn_size= url_close_dyn_buf(dyn_bc, &dyn_buf);
- put_buffer(bc, dyn_buf, dyn_size);
+ dyn_size= avio_close_dyn_buf(dyn_bc, &dyn_buf);
+ avio_write(bc, dyn_buf, dyn_size);
av_free(dyn_buf);
return 0;
}
-static int write_streaminfo(NUTContext *nut, ByteIOContext *bc, int stream_id){
+static int write_streaminfo(NUTContext *nut, AVIOContext *bc, int stream_id){
AVFormatContext *s= nut->avf;
AVStream* st = s->streams[stream_id];
- ByteIOContext *dyn_bc;
+ AVIOContext *dyn_bc;
uint8_t *dyn_buf=NULL;
int count=0, dyn_size, i;
- int ret = url_open_dyn_buf(&dyn_bc);
+ int ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
if (st->disposition & ff_nut_dispositions[i].flag)
count += add_info(dyn_bc, "Disposition", ff_nut_dispositions[i].str);
}
- dyn_size = url_close_dyn_buf(dyn_bc, &dyn_buf);
+ dyn_size = avio_close_dyn_buf(dyn_bc, &dyn_buf);
if (count) {
- put_v(bc, stream_id + 1); //stream_id_plus1
- put_v(bc, 0); //chapter_id
- put_v(bc, 0); //timestamp_start
- put_v(bc, 0); //length
+ ff_put_v(bc, stream_id + 1); //stream_id_plus1
+ ff_put_v(bc, 0); //chapter_id
+ ff_put_v(bc, 0); //timestamp_start
+ ff_put_v(bc, 0); //length
- put_v(bc, count);
+ ff_put_v(bc, count);
- put_buffer(bc, dyn_buf, dyn_size);
+ avio_write(bc, dyn_buf, dyn_size);
}
av_free(dyn_buf);
return count;
}
-static int write_headers(AVFormatContext *avctx, ByteIOContext *bc){
+static int write_chapter(NUTContext *nut, AVIOContext *bc, int id)
+{
+ AVIOContext *dyn_bc;
+ uint8_t *dyn_buf = NULL;
+ AVDictionaryEntry *t = NULL;
+ AVChapter *ch = nut->avf->chapters[id];
+ int ret, dyn_size, count = 0;
+
+ ret = avio_open_dyn_buf(&dyn_bc);
+ if (ret < 0)
+ return ret;
+
+ ff_put_v(bc, 0); // stream_id_plus1
+ put_s(bc, id + 1); // chapter_id
+ put_tt(nut, nut->chapter[id].time_base, bc, ch->start); // chapter_start
+ ff_put_v(bc, ch->end - ch->start); // chapter_len
+
+ while ((t = av_dict_get(ch->metadata, "", t, AV_DICT_IGNORE_SUFFIX)))
+ count += add_info(dyn_bc, t->key, t->value);
+
+ ff_put_v(bc, count);
+
+ dyn_size = avio_close_dyn_buf(dyn_bc, &dyn_buf);
+ avio_write(bc, dyn_buf, dyn_size);
+ av_freep(&dyn_buf);
+ return 0;
+}
+
+static int write_headers(AVFormatContext *avctx, AVIOContext *bc){
NUTContext *nut = avctx->priv_data;
- ByteIOContext *dyn_bc;
+ AVIOContext *dyn_bc;
int i, ret;
- ret = url_open_dyn_buf(&dyn_bc);
+ ff_metadata_conv_ctx(avctx, ff_nut_metadata_conv, NULL);
+
+ ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
write_mainheader(nut, dyn_bc);
put_packet(nut, bc, dyn_bc, 1, MAIN_STARTCODE);
for (i=0; i < nut->avf->nb_streams; i++){
- ret = url_open_dyn_buf(&dyn_bc);
+ ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
- write_streamheader(avctx, dyn_bc, nut->avf->streams[i], i);
+ if ((ret = write_streamheader(avctx, dyn_bc, nut->avf->streams[i], i)) < 0)
+ return ret;
put_packet(nut, bc, dyn_bc, 1, STREAM_STARTCODE);
}
- ret = url_open_dyn_buf(&dyn_bc);
+ ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
write_globalinfo(nut, dyn_bc);
put_packet(nut, bc, dyn_bc, 1, INFO_STARTCODE);
for (i = 0; i < nut->avf->nb_streams; i++) {
- ret = url_open_dyn_buf(&dyn_bc);
+ ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
ret = write_streaminfo(nut, dyn_bc, i);
put_packet(nut, bc, dyn_bc, 1, INFO_STARTCODE);
else {
uint8_t* buf;
- url_close_dyn_buf(dyn_bc, &buf);
+ avio_close_dyn_buf(dyn_bc, &buf);
av_free(buf);
}
}
+ for (i = 0; i < nut->avf->nb_chapters; i++) {
+ ret = avio_open_dyn_buf(&dyn_bc);
+ if (ret < 0)
+ return ret;
+ ret = write_chapter(nut, dyn_bc, i);
+ if (ret < 0) {
+ uint8_t *buf;
+ avio_close_dyn_buf(dyn_bc, &buf);
+ av_freep(&buf);
+ return ret;
+ }
+ put_packet(nut, bc, dyn_bc, 1, INFO_STARTCODE);
+ }
+
nut->last_syncpoint_pos= INT_MIN;
nut->header_count++;
return 0;
}
-static int write_header(AVFormatContext *s){
+static int nut_write_header(AVFormatContext *s){
NUTContext *nut = s->priv_data;
- ByteIOContext *bc = s->pb;
- int i, j;
+ AVIOContext *bc = s->pb;
+ int i, j, ret;
nut->avf= s;
nut->stream = av_mallocz(sizeof(StreamContext)*s->nb_streams);
- nut->time_base= av_mallocz(sizeof(AVRational )*s->nb_streams);
+ if (s->nb_chapters)
+ nut->chapter = av_mallocz(sizeof(ChapterContext)*s->nb_chapters);
+ nut->time_base= av_mallocz(sizeof(AVRational )*(s->nb_streams +
+ s->nb_chapters));
+ if (!nut->stream || (s->nb_chapters && !nut->chapter) || !nut->time_base) {
+ av_freep(&nut->stream);
+ av_freep(&nut->chapter);
+ av_freep(&nut->time_base);
+ return AVERROR(ENOMEM);
+ }
for(i=0; i<s->nb_streams; i++){
AVStream *st= s->streams[i];
AVRational time_base;
ff_parse_specific_params(st->codec, &time_base.den, &ssize, &time_base.num);
- av_set_pts_info(st, 64, time_base.num, time_base.den);
+ avpriv_set_pts_info(st, 64, time_base.num, time_base.den);
for(j=0; j<nut->time_base_count; j++){
if(!memcmp(&time_base, &nut->time_base[j], sizeof(AVRational))){
if(j==nut->time_base_count)
nut->time_base_count++;
- if(av_q2d(time_base) >= 0.001)
+ if(INT64_C(1000) * time_base.num >= time_base.den)
nut->stream[i].msb_pts_shift = 7;
else
nut->stream[i].msb_pts_shift = 14;
- nut->stream[i].max_pts_distance= FFMAX(1/av_q2d(time_base), 1);
+ nut->stream[i].max_pts_distance= FFMAX(time_base.den, time_base.num) / time_base.num;
+ }
+
+ for (i = 0; i < s->nb_chapters; i++) {
+ AVChapter *ch = s->chapters[i];
+
+ for (j = 0; j < nut->time_base_count; j++) {
+ if (!memcmp(&ch->time_base, &nut->time_base[j], sizeof(AVRational)))
+ break;
+ }
+
+ nut->time_base[j] = ch->time_base;
+ nut->chapter[i].time_base = &nut->time_base[j];
+ if(j == nut->time_base_count)
+ nut->time_base_count++;
}
nut->max_distance = MAX_DISTANCE;
build_frame_code(s);
assert(nut->frame_code['N'].flags == FLAG_INVALID);
- put_buffer(bc, ID_STRING, strlen(ID_STRING));
- put_byte(bc, 0);
+ avio_write(bc, ID_STRING, strlen(ID_STRING));
+ avio_w8(bc, 0);
- write_headers(s, bc);
+ if ((ret = write_headers(s, bc)) < 0)
+ return ret;
- put_flush_packet(bc);
+ avio_flush(bc);
//FIXME index
return best_i;
}
-static int write_packet(AVFormatContext *s, AVPacket *pkt){
+static int nut_write_packet(AVFormatContext *s, AVPacket *pkt){
NUTContext *nut = s->priv_data;
StreamContext *nus= &nut->stream[pkt->stream_index];
- ByteIOContext *bc = s->pb, *dyn_bc;
+ AVIOContext *bc = s->pb, *dyn_bc;
FrameCode *fc;
int64_t coded_pts;
int best_length, frame_code, flags, needed_flags, i, header_idx, best_header_idx;
if(pkt->pts < 0)
return -1;
- if(1LL<<(20+3*nut->header_count) <= url_ftell(bc))
+ if(1LL<<(20+3*nut->header_count) <= avio_tell(bc))
write_headers(s, bc);
if(key_frame && !(nus->last_flags & FLAG_KEY))
store_sp= 1;
- if(pkt->size + 30/*FIXME check*/ + url_ftell(bc) >= nut->last_syncpoint_pos + nut->max_distance)
+ if(pkt->size + 30/*FIXME check*/ + avio_tell(bc) >= nut->last_syncpoint_pos + nut->max_distance)
store_sp= 1;
//FIXME: Ensure store_sp is 1 in the first place.
sp= av_tree_find(nut->syncpoints, &dummy, (void *) ff_nut_sp_pos_cmp,
NULL);
- nut->last_syncpoint_pos= url_ftell(bc);
- ret = url_open_dyn_buf(&dyn_bc);
+ nut->last_syncpoint_pos= avio_tell(bc);
+ ret = avio_open_dyn_buf(&dyn_bc);
if(ret < 0)
return ret;
- put_tt(nut, nus, dyn_bc, pkt->dts);
- put_v(dyn_bc, sp ? (nut->last_syncpoint_pos - sp->pos)>>4 : 0);
+ put_tt(nut, nus->time_base, dyn_bc, pkt->dts);
+ ff_put_v(dyn_bc, sp ? (nut->last_syncpoint_pos - sp->pos)>>4 : 0);
put_packet(nut, bc, dyn_bc, 1, SYNCPOINT_STARTCODE);
ff_nut_add_sp(nut, nut->last_syncpoint_pos, 0/*unused*/, pkt->dts);
continue;
if(flags & FLAG_STREAM_ID)
- length+= get_length(pkt->stream_index);
+ length+= ff_get_v_length(pkt->stream_index);
if(pkt->size % fc->size_mul != fc->size_lsb)
continue;
if(flags & FLAG_SIZE_MSB)
- length += get_length(pkt->size / fc->size_mul);
+ length += ff_get_v_length(pkt->size / fc->size_mul);
if(flags & FLAG_CHECKSUM)
length+=4;
if(flags & FLAG_CODED_PTS)
- length += get_length(coded_pts);
+ length += ff_get_v_length(coded_pts);
if( (flags & FLAG_CODED)
&& nut->header_len[best_header_idx] > nut->header_len[fc->header_idx]+1){
needed_flags= get_needed_flags(nut, nus, fc, pkt);
header_idx= fc->header_idx;
- init_checksum(bc, ff_crc04C11DB7_update, 0);
- put_byte(bc, frame_code);
+ ffio_init_checksum(bc, ff_crc04C11DB7_update, 0);
+ avio_w8(bc, frame_code);
if(flags & FLAG_CODED){
- put_v(bc, (flags^needed_flags) & ~(FLAG_CODED));
+ ff_put_v(bc, (flags^needed_flags) & ~(FLAG_CODED));
flags = needed_flags;
}
- if(flags & FLAG_STREAM_ID) put_v(bc, pkt->stream_index);
- if(flags & FLAG_CODED_PTS) put_v(bc, coded_pts);
- if(flags & FLAG_SIZE_MSB) put_v(bc, pkt->size / fc->size_mul);
- if(flags & FLAG_HEADER_IDX) put_v(bc, header_idx= best_header_idx);
+ if(flags & FLAG_STREAM_ID) ff_put_v(bc, pkt->stream_index);
+ if(flags & FLAG_CODED_PTS) ff_put_v(bc, coded_pts);
+ if(flags & FLAG_SIZE_MSB) ff_put_v(bc, pkt->size / fc->size_mul);
+ if(flags & FLAG_HEADER_IDX) ff_put_v(bc, header_idx= best_header_idx);
- if(flags & FLAG_CHECKSUM) put_le32(bc, get_checksum(bc));
- else get_checksum(bc);
+ if(flags & FLAG_CHECKSUM) avio_wl32(bc, ffio_get_checksum(bc));
+ else ffio_get_checksum(bc);
- put_buffer(bc, pkt->data + nut->header_len[header_idx], pkt->size - nut->header_len[header_idx]);
+ avio_write(bc, pkt->data + nut->header_len[header_idx], pkt->size - nut->header_len[header_idx]);
nus->last_flags= flags;
nus->last_pts= pkt->pts;
return 0;
}
-static int write_trailer(AVFormatContext *s){
+static int nut_write_trailer(AVFormatContext *s){
NUTContext *nut= s->priv_data;
- ByteIOContext *bc= s->pb;
+ AVIOContext *bc= s->pb;
while(nut->header_count<3)
write_headers(s, bc);
- put_flush_packet(bc);
+ avio_flush(bc);
ff_nut_free_sp(nut);
av_freep(&nut->stream);
+ av_freep(&nut->chapter);
av_freep(&nut->time_base);
return 0;
}
-AVOutputFormat nut_muxer = {
- "nut",
- NULL_IF_CONFIG_SMALL("NUT format"),
- "video/x-nut",
- "nut",
- sizeof(NUTContext),
+AVOutputFormat ff_nut_muxer = {
+ .name = "nut",
+ .long_name = NULL_IF_CONFIG_SMALL("NUT format"),
+ .mime_type = "video/x-nut",
+ .extensions = "nut",
+ .priv_data_size = sizeof(NUTContext),
#if CONFIG_LIBVORBIS
- CODEC_ID_VORBIS,
+ .audio_codec = CODEC_ID_VORBIS,
#elif CONFIG_LIBMP3LAME
- CODEC_ID_MP3,
+ .audio_codec = CODEC_ID_MP3,
#else
- CODEC_ID_MP2,
+ .audio_codec = CODEC_ID_MP2,
#endif
- CODEC_ID_MPEG4,
- write_header,
- write_packet,
- write_trailer,
+ .video_codec = CODEC_ID_MPEG4,
+ .write_header = nut_write_header,
+ .write_packet = nut_write_packet,
+ .write_trailer = nut_write_trailer,
.flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS,
.codec_tag = (const AVCodecTag * const []){ ff_codec_bmp_tags, ff_nut_video_tags, ff_codec_wav_tags, ff_nut_subtitle_tags, 0 },
- .metadata_conv = ff_nut_metadata_conv,
};
projects / ffmpeg / blobdiff