102 int key_len,
char **dest,
int *dest_len)
104 if (!strncmp(key,
"BANDWIDTH=", key_len)) {
114 int ret = 0, is_segment = 0, is_variant = 0, bandwidth = 0;
124 if (strcmp(line,
"#EXTM3U"))
131 if (
av_strstart(line,
"#EXT-X-STREAM-INF:", &ptr)) {
137 }
else if (
av_strstart(line,
"#EXT-X-TARGETDURATION:", &ptr)) {
139 }
else if (
av_strstart(line,
"#EXT-X-MEDIA-SEQUENCE:", &ptr)) {
141 }
else if (
av_strstart(line,
"#EXT-X-ENDLIST", &ptr)) {
148 }
else if (line[0]) {
159 }
else if (is_variant) {
193 const char *nested_url;
202 }
else if (
av_strstart(uri,
"hls://", &nested_url)) {
204 "No nested protocol specified. Specify e.g. hls+http://%s\n",
214 "Using the hls protocol is discouraged, please try using the " 215 "hls demuxer instead. The hls demuxer should be more complete " 216 "and work as well as the protocol implementation. (If not, " 217 "please report it.) To use the demuxer, simply use %s as url.\n",
224 int max_bandwidth = 0, maxvar = -1;
258 int64_t reload_interval;
288 "skipping %d segments ahead, expired from playlist\n",
void * av_malloc(size_t size)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
void ff_make_absolute_url(char *buf, int size, const char *base, const char *rel)
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define AV_LOG_WARNING
Something somehow does not look correct.
int is_streamed
true if streamed (no seek possible), default = false
AVIOInterruptCB interrupt_callback
#define AVIO_FLAG_READ
read-only
#define AVIO_FLAG_WRITE
write-only
int av_usleep(unsigned usec)
Sleep for a period of time.
void av_freep(void *arg)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...
#define AVERROR_EOF
End of file.
static void free_variant_list(HLSContext *s)
char playlisturl[MAX_URL_SIZE]
struct variant ** variants
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
void av_free(void *ptr)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc(). ...
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_dlog(ac->avr, "%d samples - audio_convert: %s to %s (dithered)\", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
int avio_close(AVIOContext *s)
Close the resource accessed by the AVIOContext s and free it.
static int parse_playlist(URLContext *h, const char *url)
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
#define URL_PROTOCOL_FLAG_NESTED_SCHEME
void av_log(void *avcl, int level, const char *fmt,...)
int av_isspace(int c)
Locale-independent conversion of ASCII isspace.
size_t av_strlcpy(char *dst, const char *src, size_t size)
Copy the string src to dst, but no more than size - 1 bytes, and null-terminate dst.
static void handle_variant_args(struct variant_info *info, const char *key, int key_len, char **dest, int *dest_len)
#define AV_TIME_BASE
Internal time base represented as integer.
URLProtocol ff_hls_protocol
static int hls_read(URLContext *h, uint8_t *buf, int size)
int ff_get_line(AVIOContext *s, char *buf, int maxlen)
Read a whole line of text from AVIOContext.
#define AVERROR_EXIT
Immediate exit was requested; the called function should not be restarted.
int64_t av_gettime(void)
Get the current time in microseconds.
int ff_check_interrupt(AVIOInterruptCB *cb)
Check if the user has requested to interrup a blocking function associated with cb.
static int read_chomp_line(AVIOContext *s, char *buf, int maxlen)
int avio_open2(AVIOContext **s, const char *url, int flags, const AVIOInterruptCB *int_cb, AVDictionary **options)
Create and initialize a AVIOContext for accessing the resource indicated by url.
int ffurl_close(URLContext *h)
Close the resource accessed by the URLContext h, and free the memory used by it.
int av_strstart(const char *str, const char *pfx, const char **ptr)
Return non-zero if pfx is a prefix of str.
struct segment ** segments
int ffurl_open(URLContext **puc, const char *filename, int flags, const AVIOInterruptCB *int_cb, AVDictionary **options)
Create an URLContext for accessing to the resource indicated by url, and open it. ...
static void free_segment_list(HLSContext *s)
int eof_reached
true if eof reached
static int hls_open(URLContext *h, const char *uri, int flags)
static int hls_close(URLContext *h)
unbuffered private I/O API
int ffurl_read(URLContext *h, unsigned char *buf, int size)
Read up to size bytes from the resource accessed by h, and store the read bytes in buf...