diff options
Diffstat (limited to 'stream/stream_dvdnav.c')
| -rw-r--r-- | stream/stream_dvdnav.c | 207 |
1 files changed, 204 insertions, 3 deletions
diff --git a/stream/stream_dvdnav.c b/stream/stream_dvdnav.c index 9a95446455..b4b0dc21b2 100644 --- a/stream/stream_dvdnav.c +++ b/stream/stream_dvdnav.c @@ -190,6 +190,73 @@ static int dvd_probe(const char *path, const char *ext, const char *sig) return r; } +/** + * \brief mp_dvdnav_lang_from_aid() returns the language corresponding to audio id 'aid' + * \param stream: - stream pointer + * \param sid: physical subtitle id + * \return 0 on error, otherwise language id + */ +static int mp_dvdnav_lang_from_aid(stream_t *stream, int aid) +{ + uint8_t lg; + uint16_t lang; + struct priv *priv = stream->priv; + + if (aid < 0) + return 0; + lg = dvdnav_get_audio_logical_stream(priv->dvdnav, aid & 0x7); + if (lg == 0xff) + return 0; + lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg); + if (lang == 0xffff) + return 0; + return lang; +} + +/** + * \brief mp_dvdnav_lang_from_sid() returns the language corresponding to subtitle id 'sid' + * \param stream: - stream pointer + * \param sid: physical subtitle id + * \return 0 on error, otherwise language id + */ +static int mp_dvdnav_lang_from_sid(stream_t *stream, int sid) +{ + uint8_t k; + uint16_t lang; + struct priv *priv = stream->priv; + if (sid < 0) + return 0; + for (k = 0; k < 32; k++) + if (dvdnav_get_spu_logical_stream(priv->dvdnav, k) == sid) + break; + if (k == 32) + return 0; + lang = dvdnav_spu_stream_to_lang(priv->dvdnav, k); + if (lang == 0xffff) + return 0; + return lang; +} + +/** + * \brief mp_dvdnav_number_of_subs() returns the count of available subtitles + * \param stream: - stream pointer + * \return 0 on error, something meaningful otherwise + */ +static int mp_dvdnav_number_of_subs(stream_t *stream) +{ + struct priv *priv = stream->priv; + uint8_t lg, k, n = 0; + + for (k = 0; k < 32; k++) { + lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k); + if (lg == 0xff) + continue; + if (lg >= n) + n = lg + 1; + } + return n; +} + static int fill_buffer(stream_t *s, char *buf, int max_len) { struct priv *priv = s->priv; @@ -209,7 +276,7 @@ static int fill_buffer(stream_t *s, char *buf, int max_len) } if (event != DVDNAV_BLOCK_OK) { const char *name = LOOKUP_NAME(mp_dvdnav_events, event); - MP_VERBOSE(s, "DVDNAV: event %s (%d).\n", name, event); + MP_TRACE(s, "DVDNAV: event %s (%d).\n", name, event); } switch (event) { case DVDNAV_BLOCK_OK: @@ -273,16 +340,92 @@ static int control(stream_t *stream, int cmd, void *arg) { struct priv *priv = stream->priv; dvdnav_t *dvdnav = priv->dvdnav; + int tit, part; switch (cmd) { - case STREAM_CTRL_OPTICAL_CRAP_HACK1: { + case STREAM_CTRL_GET_NUM_CHAPTERS: { + if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK) + break; + if (dvdnav_get_number_of_parts(dvdnav, tit, &part) != DVDNAV_STATUS_OK) + break; + if (!part) + break; + *(unsigned int *)arg = part; + return 1; + } + case STREAM_CTRL_GET_CHAPTER_TIME: { + double *ch = arg; + int chapter = *ch; + if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK) + break; + uint64_t *parts = NULL, duration = 0; + int n = dvdnav_describe_title_chapters(dvdnav, tit, &parts, &duration); + if (!parts) + break; + if (chapter < 0 || chapter + 1 > n) + break; + *ch = chapter > 0 ? parts[chapter - 1] / 90000.0 : 0; + free(parts); + return 1; + } + case STREAM_CTRL_GET_TIME_LENGTH: { if (priv->duration) { *(double *)arg = (double)priv->duration / 1000.0; return 1; } break; } - case STREAM_CTRL_OPTICAL_CRAP_HACK2: { + case STREAM_CTRL_GET_ASPECT_RATIO: { + uint8_t ar = dvdnav_get_video_aspect(dvdnav); + *(double *)arg = !ar ? 4.0 / 3.0 : 16.0 / 9.0; + return 1; + } + case STREAM_CTRL_GET_CURRENT_TIME: { + double tm; + tm = dvdnav_get_current_time(dvdnav) / 90000.0f; + if (tm != -1) { + *(double *)arg = tm; + return 1; + } + break; + } + case STREAM_CTRL_GET_NUM_TITLES: { + int32_t num_titles = 0; + if (dvdnav_get_number_of_titles(dvdnav, &num_titles) != DVDNAV_STATUS_OK) + break; + *((unsigned int*)arg)= num_titles; + return STREAM_OK; + } + case STREAM_CTRL_GET_TITLE_LENGTH: { + int t = *(double *)arg; + int32_t num_titles = 0; + if (dvdnav_get_number_of_titles(dvdnav, &num_titles) != DVDNAV_STATUS_OK) + break; + if (t < 0 || t >= num_titles) + break; + uint64_t duration = 0; + uint64_t *parts = NULL; + dvdnav_describe_title_chapters(dvdnav, t + 1, &parts, &duration); + if (!parts) + break; + free(parts); + *(double *)arg = duration / 90000.0; + return STREAM_OK; + } + case STREAM_CTRL_GET_CURRENT_TITLE: { + if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK) + break; + *((unsigned int *) arg) = tit - 1; + return STREAM_OK; + } + case STREAM_CTRL_SET_CURRENT_TITLE: { + int title = *((unsigned int *) arg); + if (dvdnav_title_play(priv->dvdnav, title + 1) != DVDNAV_STATUS_OK) + break; + stream_drop_buffers(stream); + return STREAM_OK; + } + case STREAM_CTRL_SEEK_TO_TIME: { double *args = arg; double d = args[0]; // absolute target timestamp int flags = args[1]; // from SEEK_* flags (demux.h) @@ -306,6 +449,63 @@ static int control(stream_t *stream, int cmd, void *arg) MP_VERBOSE(stream, "block: %lu\n", (unsigned long)pos); return STREAM_OK; } + case STREAM_CTRL_GET_NUM_ANGLES: { + uint32_t curr, angles; + if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK) + break; + *(int *)arg = angles; + return 1; + } + case STREAM_CTRL_GET_ANGLE: { + uint32_t curr, angles; + if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK) + break; + *(int *)arg = curr; + return 1; + } + case STREAM_CTRL_SET_ANGLE: { + uint32_t curr, angles; + int new_angle = *(int *)arg; + if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK) + break; + if (new_angle > angles || new_angle < 1) + break; + if (dvdnav_angle_change(dvdnav, new_angle) != DVDNAV_STATUS_OK) + return 1; + } + case STREAM_CTRL_GET_LANG: { + struct stream_lang_req *req = arg; + int lang = 0; + switch (req->type) { + case STREAM_AUDIO: + lang = mp_dvdnav_lang_from_aid(stream, req->id); + break; + case STREAM_SUB: + lang = mp_dvdnav_lang_from_sid(stream, req->id); + break; + } + if (!lang) + break; + snprintf(req->name, sizeof(req->name), "%c%c", lang >> 8, lang); + return STREAM_OK; + } + case STREAM_CTRL_GET_DVD_INFO: { + struct stream_dvd_info_req *req = arg; + memset(req, 0, sizeof(*req)); + req->num_subs = mp_dvdnav_number_of_subs(stream); + assert(sizeof(uint32_t) == sizeof(unsigned int)); + memcpy(req->palette, priv->spu_clut, sizeof(req->palette)); + return STREAM_OK; + } + case STREAM_CTRL_GET_DISC_NAME: { + const char *volume = NULL; + if (dvdnav_get_title_string(dvdnav, &volume) != DVDNAV_STATUS_OK) + break; + if (!volume || !volume[0]) + break; + *(char**)arg = talloc_strdup(NULL, volume); + return STREAM_OK; + } } return STREAM_UNSUPPORTED; @@ -420,6 +620,7 @@ static int open_s_internal(stream_t *stream) stream->fill_buffer = fill_buffer; stream->control = control; stream->close = stream_dvdnav_close; + stream->demuxer = "+disc"; stream->lavf_type = "mpeg"; return STREAM_OK; |