diff options
Diffstat (limited to 'libavformat/hlsenc.c')
| -rw-r--r-- | libavformat/hlsenc.c | 70 |
1 files changed, 68 insertions, 2 deletions
diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index 39ff1fa1e7..cb31d6aed7 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -69,6 +69,7 @@ typedef enum { #define KEYSIZE 16 #define LINE_BUFFER_SIZE MAX_URL_SIZE #define HLS_MICROSECOND_UNIT 1000000 +#define BUFSIZE (16 * 1024) #define POSTFIX_PATTERN "_%d" typedef struct HLSSegment { @@ -119,6 +120,7 @@ typedef struct VariantStream { ff_const59 AVOutputFormat *oformat; ff_const59 AVOutputFormat *vtt_oformat; AVIOContext *out; + AVIOContext *out_single_file; int packets_written; int init_range_length; uint8_t *temp_buffer; @@ -149,6 +151,7 @@ typedef struct VariantStream { HLSSegment *last_segment; HLSSegment *old_segments; + char *basename_tmp; char *basename; char *vtt_basename; char *vtt_m3u8_name; @@ -1722,12 +1725,34 @@ static int hls_start(AVFormatContext *s, VariantStream *vs) av_opt_set(oc->priv_data, "mpegts_flags", "resend_headers", 0); } if (c->flags & HLS_SINGLE_FILE) { + if (c->key_info_file || c->encrypt) { + av_dict_set(&options, "encryption_key", vs->key_string, 0); + av_dict_set(&options, "encryption_iv", vs->iv_string, 0); + + /* Write temp file with cryption content */ + av_freep(&vs->basename_tmp); + vs->basename_tmp = av_asprintf("crypto:%s.tmp", oc->url); + + /* append temp file content into single file */ + av_freep(&vs->basename); + vs->basename = av_asprintf("%s", oc->url); + } else { + vs->basename_tmp = vs->basename; + } set_http_options(s, &options, c); - if ((err = hlsenc_io_open(s, &vs->out, oc->url, &options)) < 0) { + if (!vs->out_single_file) + if ((err = hlsenc_io_open(s, &vs->out_single_file, vs->basename, &options)) < 0) { + if (c->ignore_io_errors) + err = 0; + goto fail; + } + + if ((err = hlsenc_io_open(s, &vs->out, vs->basename_tmp, &options)) < 0) { if (c->ignore_io_errors) err = 0; goto fail; } + } } if (vs->vtt_basename) { @@ -2258,6 +2283,38 @@ static int hls_init_file_resend(AVFormatContext *s, VariantStream *vs) return ret; } +static int64_t append_single_file(AVFormatContext *s, VariantStream *vs) +{ + int ret = 0; + int64_t read_byte = 0; + int64_t total_size = 0; + char *filename = NULL; + char buf[BUFSIZE]; + AVFormatContext *oc = vs->avf; + + hlsenc_io_close(s, &vs->out, vs->basename_tmp); + filename = av_asprintf("%s.tmp", oc->url); + ret = s->io_open(s, &vs->out, filename, AVIO_FLAG_READ, NULL); + if (ret < 0) { + av_free(filename); + return ret; + } + + do { + memset(buf, 0, sizeof(BUFSIZE)); + read_byte = avio_read(vs->out, buf, BUFSIZE); + avio_write(vs->out_single_file, buf, read_byte); + if (read_byte > 0) { + total_size += read_byte; + ret = total_size; + } + } while (read_byte > 0); + + hlsenc_io_close(s, &vs->out, filename); + av_free(filename); + + return ret; +} static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) { HLSContext *hls = s->priv_data; @@ -2383,6 +2440,8 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) return ret; } vs->size = range_length; + if (hls->key_info_file || hls->encrypt) + vs->size = append_single_file(s, vs); } else { if (oc->url[0]) { proto = avio_find_protocol_name(oc->url); @@ -2484,6 +2543,8 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) if (hls->flags & HLS_SINGLE_FILE) { vs->start_pos += vs->size; + if (hls->key_info_file || hls->encrypt) + ret = hls_start(s, vs); } else if (hls->max_seg_size > 0) { if (vs->size + vs->start_pos >= hls->max_seg_size) { vs->sequence++; @@ -2644,7 +2705,12 @@ static int hls_write_trailer(struct AVFormatContext *s) if (ret < 0) av_log(s, AV_LOG_WARNING, "Failed to upload file '%s' at the end.\n", oc->url); } - + if (hls->flags & HLS_SINGLE_FILE) { + if (hls->key_info_file || hls->encrypt) { + vs->size = append_single_file(s, vs); + } + hlsenc_io_close(s, &vs->out_single_file, vs->basename); + } failed: av_freep(&vs->temp_buffer); av_dict_free(&options); |