diff options
Diffstat (limited to 'demux')
| -rw-r--r-- | demux/demux_lavf.c | 32 | ||||
| -rw-r--r-- | demux/stheader.h | 1 |
2 files changed, 19 insertions, 14 deletions
diff --git a/demux/demux_lavf.c b/demux/demux_lavf.c index 8e78320aee..14860a92af 100644 --- a/demux/demux_lavf.c +++ b/demux/demux_lavf.c @@ -171,7 +171,6 @@ typedef struct lavf_priv { int cur_program; char *mime_type; bool merge_track_metadata; - char *file_charset; } lavf_priv_t; // At least mp4 has name="mov,mp4,m4a,3gp,3g2,mj2", so we split the name @@ -266,21 +265,29 @@ static void list_formats(struct demuxer *demuxer) MP_INFO(demuxer, "%15s : %s\n", fmt->name, fmt->long_name); } -static void detect_charset(struct demuxer *demuxer) +static void convert_charset(struct demuxer *demuxer) { lavf_priv_t *priv = demuxer->priv; char *cp = demuxer->opts->sub_cp; - if (mp_charset_requires_guess(cp)) { - bstr data = stream_peek(priv->stream, STREAM_MAX_BUFFER_SIZE); - cp = (char *)mp_charset_guess(priv, demuxer->log, data, cp, 0); - MP_VERBOSE(demuxer, "Detected charset: %s\n", cp ? cp : "(unknown)"); + if (!cp || mp_charset_is_utf8(cp)) + return; + bstr data = stream_read_complete(priv->stream, NULL, 128 * 1024 * 1024); + if (!data.start) { + MP_WARN(demuxer, "File too big (or error reading) - skip charset probing.\n"); + return; } + cp = (char *)mp_charset_guess(priv, demuxer->log, data, cp, 0); if (cp && !mp_charset_is_utf8(cp)) MP_INFO(demuxer, "Using subtitle charset: %s\n", cp); // libavformat transparently converts UTF-16 to UTF-8 - if (mp_charset_is_utf16(priv->file_charset)) - cp = NULL; - priv->file_charset = cp; + if (!mp_charset_is_utf16(cp)) { + bstr conv = mp_iconv_to_utf8(demuxer->log, data, cp, MP_ICONV_VERBOSE); + if (conv.start) + priv->stream = open_memory_stream(conv.start, conv.len); + if (conv.start != data.start) + talloc_free(conv.start); + } + talloc_free(data.start); } static char *remove_prefix(char *s, const char *const *prefixes) @@ -420,7 +427,7 @@ static int lavf_check_file(demuxer_t *demuxer, enum demux_check check) demuxer->filetype = priv->avif->name; if (priv->format_hack.detect_charset) - detect_charset(demuxer); + convert_charset(demuxer); return 0; } @@ -631,9 +638,6 @@ static void handle_new_stream(demuxer_t *demuxer, int i) sh_sub->frame_based = 23.976; } } - - sh_sub->charset = priv->file_charset; - break; } case AVMEDIA_TYPE_ATTACHMENT: { @@ -1103,6 +1107,8 @@ static void demux_close_lavf(demuxer_t *demuxer) if (priv->streams[n]) avcodec_free_context(&priv->streams[n]->lav_headers); } + if (priv->stream != demuxer->stream) + free_stream(priv->stream); talloc_free(priv); demuxer->priv = NULL; } diff --git a/demux/stheader.h b/demux/stheader.h index 8568503f70..c243eb921e 100644 --- a/demux/stheader.h +++ b/demux/stheader.h @@ -93,7 +93,6 @@ typedef struct sh_video { typedef struct sh_sub { double frame_based; // timestamps are frame-based (and this is the // fallback framerate used for timestamps) - char *charset; // assumed 8 bit subtitle charset (can be NULL) } sh_sub_t; #endif /* MPLAYER_STHEADER_H */ |