static int test_autoloop_from_ratio(int dom, TCPair pair)
{
int ret = 0, code;
TCPair mypair;
ret = tc_code_from_ratio(dom, &code, pair.a, pair.b);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "from_ratio: failed conversion_from for "
"ratio=%i/%i (dom=%i)", pair.a, pair.b, dom);
return 2;
}
ret = tc_code_to_ratio(dom, code, &mypair.a, &mypair.b);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "from_ratio: failed conversion_to for "
"ratio=%i/%i (dom=%i)", pair.a, pair.b, dom);
return 1;
}
if (pair.a == mypair.a && pair.b == mypair.b) {
tc_log_msg(PACKAGE, "from_ratio: test for ratio=%i/%i (dom=%i)"
" -> OK", pair.a, pair.b, dom);
} else {
tc_log_warn(PACKAGE, "from_ratio: test for ratio=%i/%i (dom=%i)"
" -> FAILED (%i/%i)", pair.a, pair.b, dom,
mypair.a, mypair.b);
ret = -1;
}
return ret;
}
static int test_autoloop_to_ratio(int dom, int code)
{
int ret = 0, mycode;
TCPair pair;
ret = tc_code_to_ratio(dom, code, &pair.a, &pair.b);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "to_ratio: failed conversion_to for "
"code=%i (dom=%i)", code, dom);
return 1;
}
ret = tc_code_from_ratio(dom, &mycode, pair.a, pair.b);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "to_ratio: failed conversion_from for "
"code=%i (dom=%i)", code, dom);
return 2;
}
if (code == mycode) {
tc_log_msg(PACKAGE, "to_ratio: test for code=%i (dom=%i) -> OK",
code, dom);
} else {
tc_log_warn(PACKAGE, "to_ratio: test for code=%i (dom=%i) -> FAILED"
" (%i)", code, dom, mycode);
ret = -1;
}
return ret;
}
static int modrequest_load(TCFactory factory,
ModRequest *modr, const char *str)
{
size_t pieces = 0;
if (factory == NULL || modr == NULL || str == NULL) {
tc_log_warn(EXE, "wrong parameters for modrequest_load");
return TC_ERROR;
}
modr->rawdata = tc_strsplit(str, ':', &pieces);
if (modr->rawdata == NULL || pieces != 2) {
tc_log_warn(EXE, "malformed module string: %s", str);
return TC_ERROR;
}
modr->type = modr->rawdata[0];
modr->name = modr->rawdata[1];
modr->module = tc_new_module(factory, modr->type, modr->name, TC_NONE);
if (modr->module == NULL) {
tc_log_warn(EXE, "failed creation of module: %s", str);
return TC_ERROR;
}
return TC_OK;
}
static int test_autoloop_to_fps(int frc)
{
int ret = 0, myfrc;
double fps;
ret = tc_frc_code_to_value(frc, &fps);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "to_fps: failed conversion_to for frc=%i",
frc);
return 1;
}
ret = tc_frc_code_from_value(&myfrc, fps);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "to_fps: failed conversion_from for frc=%i",
frc);
return 2;
}
if (frc == myfrc) {
tc_log_msg(PACKAGE, "to_fps: test for frc=%i -> OK", frc);
} else {
tc_log_warn(PACKAGE, "to_fps: test for frc=%i -> FAILED (%i)",
frc, myfrc);
ret = -1;
}
return ret;
}
static int test_autoloop_from_fps(double fps)
{
int ret = 0, frc;
double myfps;
ret = tc_frc_code_from_value(&frc, fps);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "from_fps: failed conversion_from for fps=%f",
fps);
return 1;
}
ret = tc_frc_code_to_value(frc, &myfps);
if (ret == TC_NULL_MATCH) {
tc_log_warn(PACKAGE, "from_fps: failed conversion_to for fps=%f",
fps);
return 2;
}
if (myfps - DELTA < fps && fps < myfps + DELTA) {
tc_log_msg(PACKAGE, "from_fps: test for fps=%f -> OK",
fps);
} else {
tc_log_warn(PACKAGE, "from_fps: test for fps=%f -> FAILED (%f)",
fps, myfps);
ret = -1;
}
return ret;
}
int probe_source(const char *vid_file, const char *aud_file, int range,
int flags, vob_t *vob)
{
ProbeInfo vinfo, ainfo; // video and audio info structures
/* Probe the video file, if present */
if (vid_file) {
if (!do_probe(vid_file, vob->nav_seek_file, vob->dvd_title, range,
(flags & TC_PROBE_NO_BUILTIN),
(verbose >= TC_DEBUG) ? verbose : 0, &vinfo)
) {
if (verbose & TC_DEBUG) {
tc_log_warn(PACKAGE, "(%s) failed to probe video source",
__FILE__);
}
return 0;
}
} else {
vob->has_video = 0;
}
/* Probe the audio file, if present */
if (aud_file) {
if (!do_probe(aud_file, vob->nav_seek_file, vob->dvd_title, range,
(flags & TC_PROBE_NO_BUILTIN),
(verbose >= TC_DEBUG) ? verbose : 0, &ainfo)
) {
if (verbose & TC_DEBUG) {
tc_log_warn(PACKAGE, "(%s) failed to probe audio source",
__FILE__);
}
return 0;
}
} /* else it might be contained in the video file */
/* Set global parameters based on probed data */
probe_to_vob(vid_file ? &vinfo : NULL, aud_file ? &ainfo : NULL,
flags, vob);
if (verbose & TC_DEBUG) {
tc_log_info(PACKAGE, "(%s) V format=0x%lx, A format=0x%lx,"
" V codec=0x%lx, A codec=0x%lx", __FILE__,
vob->v_format_flag, vob->a_format_flag,
vob->v_codec_flag, vob->a_codec_flag);
tc_log_info(PACKAGE, "(%s) V format=%s, A format=%s, V codec=%s,"
" A codec=%s", __FILE__,
tc_format_to_comment(vob->v_format_flag),
tc_format_to_comment(vob->a_format_flag),
tc_codec_to_comment(vob->v_codec_flag),
tc_codec_to_comment(vob->a_codec_flag));
}
/* All done, return success */
return 1;
}
static int divx5_init(const char *path) {
const char *error;
int *quiet_encore;
tc_snprintf(module, sizeof(module), "%s/%s", path, MODULE);
// try transcode's module directory
handle = dlopen(module, RTLD_NOW);
if (!handle) {
//try the default:
handle = dlopen(MODULE, RTLD_GLOBAL| RTLD_LAZY);
if (!handle) {
tc_log_warn(MOD_NAME, "%s", dlerror());
return(-1);
} else {
if(verbose_flag & TC_DEBUG)
tc_log_info(MOD_NAME, "Loading external codec module %s", MODULE);
}
} else {
if(verbose_flag & TC_DEBUG)
tc_log_info(MOD_NAME, "Loading external codec module %s", module);
}
divx5_encore = dlsym(handle, "encore");
if ((error = dlerror()) != NULL) {
tc_log_warn(MOD_NAME, "%s", error);
return(-1);
}
quiet_encore=dlsym(handle, "quiet_encore");
if ((error = dlerror()) != NULL) {
tc_log_warn(MOD_NAME, "%s", error);
return(-1);
}
*quiet_encore=1;
// debug
if(verbose_flag & TC_STATS) *quiet_encore=0;
return(0);
}
static int parse_stream_header(FILE* stream, int width){
char cursor = 0;
int aart_width = 0;
/* Purge the first line of the header */
while (cursor!='\n')
cursor = fgetc(stream);
/* Purge additionnal commentary lines */
while (cursor == '#')
while ((cursor = fgetc(stream)) != '\n');
cursor = fgetc(stream);
/* Purge dimensions line */
while (cursor!=' '){
/* We have to check the width in case of re-size */
aart_width = 10*aart_width + ((int) cursor - 48);
cursor = fgetc(stream);
}
if ((aart_width != width) && (verbose & TC_DEBUG))
tc_log_warn(MOD_NAME, "Picture has been re-sized by `aart`.");
/* Purge the rest of the line */
while (cursor!='\n')
cursor = fgetc(stream);
cursor = fgetc(stream);
/* Purge dynamic line */
while (cursor!='\n')
cursor = fgetc(stream);
return aart_width;
}
static int tc_y4m_multiplex(TCModuleInstance *self,
vframe_list_t *vframe, aframe_list_t *aframe)
{
ssize_t w_vid = 0;
Y4MPrivateData *pd = NULL;
TC_MODULE_SELF_CHECK(self, "multiplex");
pd = self->userdata;
if (vframe != NULL && vframe->video_len > 0) {
uint8_t *planes[3] = { NULL, NULL, NULL };
int ret = 0;
y4m_init_frame_info(&pd->frameinfo);
YUV_INIT_PLANES(planes, vframe->video_buf, IMG_YUV420P,
pd->width, pd->height);
ret = y4m_write_frame(pd->fd_vid, &(pd->streaminfo),
&pd->frameinfo, planes);
if (ret != Y4M_OK) {
tc_log_warn(MOD_NAME, "error while writing video frame: %s",
y4m_strerr(ret));
return TC_ERROR;
}
w_vid = vframe->video_len;
}
if (aframe != NULL && aframe->audio_len > 0) {
return TC_OK;
}
return (int)w_vid;
}
static int tc_v4l2_video_get_frame(V4L2Source *vs, uint8_t *data, size_t size)
{
int ret;
int buffers_filled = tc_v4l2_video_count_buffers(vs);
if (buffers_filled == -1) {
tc_log_warn(MOD_NAME, "unable to get the capture buffers count,"
" assuming OK");
buffers_filled = 0;
}
if (buffers_filled > (vs->buffers_count * 3 / 4)) {
tc_log_error(MOD_NAME, "running out of capture buffers (%d left from %d total), "
"stopping capture",
vs->buffers_count - buffers_filled,
vs->buffers_count);
ret = tc_v4l2_capture_stop(vs);
} else {
ret = tc_v4l2_video_grab_frame(vs, data, size);
vs->video_sequence++;
}
return ret;
}
static int tc_x11_configure(TCModuleInstance *self,
const char *options, vob_t *vob)
{
TCX11PrivateData *priv = NULL;
int ret = 0, skew_lim = SKEW_LIM_DEFAULT;
TC_MODULE_SELF_CHECK(self, "configure");
priv = self->userdata;
if (options != NULL) {
optstr_get(options, "skew_limit", "%i", &skew_lim);
if (skew_lim < SKEW_LIM_MIN || skew_lim > SKEW_LIM_MAX) {
tc_log_warn(MOD_NAME, "skew limit value out of range,"
" reset to defaults [%i]",
SKEW_LIM_DEFAULT);
}
}
priv->skew = 0;
priv->reftime = 0;
priv->expired = 0;
priv->frame_delay = (uint64_t)(1000000.0 / vob->fps); /* microseconds */
priv->skew_limit = priv->frame_delay / frame_delay_divs[skew_lim];
if (verbose >= TC_DEBUG) {
tc_log_info(MOD_NAME, "frame delay: %lu ms",
(unsigned long)priv->frame_delay);
tc_log_info(MOD_NAME, "skew limit: %li ms",
(long)priv->skew_limit);
}
ret = tc_timer_init_soft(&priv->timer, 0);
if (ret != 0) {
tc_log_error(MOD_NAME, "configure: can't initialize timer");
return TC_ERROR;
}
/* nothing to do here, yet */
ret = tc_x11source_is_display_name(vob->video_in_file);
if (ret == TC_FALSE) {
tc_log_error(MOD_NAME, "configure: given source doesn't look like"
" a DISPLAY specifier");
return TC_ERROR;
}
ret = tc_x11source_open(&priv->src, vob->video_in_file,
TC_X11_MODE_BEST, vob->im_v_codec);
if (ret != 0) {
tc_log_error(MOD_NAME, "configure: failed to open X11 connection"
" to '%s'", vob->video_in_file);
return TC_ERROR;
}
return TC_OK;
}
/* FIXME: explain why don't use funcpointers in here */
static void tc_x11source_acquire_cursor_plain(TCX11Source *handle,
uint8_t *data, int maxdata)
{
static int warn = 0;
if (!warn) {
tc_log_warn(__FILE__, "cursor grabbing not supported!");
warn = 1;
}
}
int bktr_grab(size_t size, char *dest)
{
/* wait for a "buffer full" signal, but longer than 1 second */
alarm(1);
sigsuspend(&sa_mask);
alarm(0);
if (bktr_frame_waiting) {
bktr_frame_waiting = 0;
if (dest) {
if (verbose_flag & TC_DEBUG) {
tc_log_info(MOD_NAME, "copying %lu bytes, buffer size is %lu",
(unsigned long)size,
(unsigned long)bktr_buffer_size);
}
switch (bktr_convert) {
case BKTR2RGB:
copy_buf_rgb(dest, size);
break;
case BKTR2YUV422:
copy_buf_yuv422(dest, size);
break;
case BKTR2YUV:
copy_buf_yuv(dest, size);
break;
default:
tc_log_warn(MOD_NAME,
"unrecognized video conversion request");
return(1);
break;
}
} else {
tc_log_warn(MOD_NAME,
"no destination buffer to copy frames to");
return(1);
}
} else { /* bktr_frame_waiting */
tc_log_warn(MOD_NAME, "sigalrm");
}
return(0);
}
static int fields_configure(TCModuleInstance *self,
const char *options,
TCJob *vob,
TCModuleExtraData *xdata[])
{
FieldsPrivateData *pd = NULL;
TC_MODULE_SELF_CHECK(self, "configure");
pd = self->userdata;
// Some of the data in buffer may get used for half of the first frame (when
// shifting) so make sure it's blank to start with.
pd->buffer = tc_zalloc(SIZE_RGB_FRAME);
if (!pd->buffer) {
tc_log_error(MOD_NAME, "Unable to allocate memory. Aborting.");
return TC_ERROR;
}
if (options != NULL) {
if (optstr_lookup(options, "flip"))
pd->field_ops |= FIELD_OP_FLIP;
if (optstr_lookup(options, "shift"))
pd->field_ops |= FIELD_OP_SHIFT;
if (optstr_lookup(options, "flip_first"))
pd->field_ops |= FIELD_OP_REVERSE;
}
// FIELD_OP_REVERSE (aka flip_first) only makes sense if we're doing
// both operations. If we're not, unset it.
if (pd->field_ops != FIELD_OP_FLIPSHIFT)
pd->field_ops &= ~FIELD_OP_REVERSE;
if (verbose) {
if (pd->field_ops & FIELD_OP_SHIFT)
tc_log_info(MOD_NAME, "Adjusting frame positions (shift)");
if (pd->field_ops & FIELD_OP_FLIP)
tc_log_info(MOD_NAME, "Transposing input fields (flip)");
if (pd->field_ops & FIELD_OP_REVERSE)
tc_log_info(MOD_NAME, "Flipping will occur before shifting (flip_first)");
}
if (!pd->field_ops) {
tc_log_warn(MOD_NAME, "No operations specified to perform.");
return TC_ERROR;
}
if (vob->im_v_codec == TC_CODEC_RGB24);
pd->rgb_mode = TC_TRUE;
if (verbose)
tc_log_info(MOD_NAME, "%s %s", MOD_VERSION, MOD_CAP);
return TC_OK;
}
static int doublefps_configure(TCModuleInstance *self,
const char *options, vob_t *vob)
{
DfpsPrivateData *pd;
int new_topfirst = -1;
TC_MODULE_SELF_CHECK(self, "configure");
pd = self->userdata;
if (options) {
if (optstr_get(options, "shiftEven", "%d", &pd->topfirst) == 1) {
tc_log_warn(MOD_NAME, "The \"shiftEven\" option name is obsolete;"
" please use \"topfirst\" instead.");
}
optstr_get(options, "topfirst", "%d", &new_topfirst);
optstr_get(options, "fullheight", "%d", &pd->fullheight);
}
if (new_topfirst == -1) {
if (pd->topfirst == -1)
pd->topfirst = (vob->im_v_height == 480 ? 0 : 1);
} else {
pd->topfirst = new_topfirst;
}
if (!pd->fullheight) {
if (vob->encode_fields == TC_ENCODE_FIELDS_TOP_FIRST
|| vob->encode_fields == TC_ENCODE_FIELDS_BOTTOM_FIRST
) {
pd->topfirst = (vob->encode_fields == TC_ENCODE_FIELDS_TOP_FIRST);
if (vob->export_attributes & TC_EXPORT_ATTRIBUTE_FIELDS) {
tc_log_warn(MOD_NAME, "Use \"-J doublefps=topfirst=%d\","
" not \"--encode_fields %c\"", pd->topfirst,
pd->topfirst ? 't' : 'b');
}
}
vob->encode_fields = TC_ENCODE_FIELDS_PROGRESSIVE;
vob->export_attributes |= TC_EXPORT_ATTRIBUTE_FIELDS;
}
return TC_OK;
}
static void enable_levels_filter(void)
{
int handle = 0, id = tc_filter_find("levels");
if (id == 0) {
tc_log_info(MOD_NAME, "input is mjpeg, reducing range from YUVJ420P to YUV420P");
handle = tc_filter_add("levels", "output=16-240:pre=1");
if (!handle) {
tc_log_warn(MOD_NAME, "cannot load levels filter");
}
}
}
static void copy_buf_yuv422(char *dest, size_t size)
{
uint8_t *planes;
if (bktr_buffer_size != size) {
tc_log_warn(MOD_NAME,
"buffer sizes do not match (input %lu != output %lu)",
(unsigned long)bktr_buffer_size, (unsigned long)size);
}
tcv_convert(bktr_tcvhandle, bktr_buffer, dest, size/2, 1,
IMG_UYVY, IMG_YUV422P);
}
static int yw_decode_audio(YWPrivateData *pd, transfer_t *param)
{
ssize_t r = wav_read_data(pd->wav, param->buffer, param->size);
if (r <= 0 || (int)r < param->size) {
if (verbose & TC_DEBUG) {
tc_log_warn(MOD_NAME, "WAV audio read failed");
}
return(TC_IMPORT_ERROR);
}
return(TC_IMPORT_OK);
}
static int modrequest_fill(TCFactory factory, ModRequest *mods,
size_t maxmods, size_t *modnum, glob_t *globbuf)
{
char modstr[TC_BUF_MIN];
int i = 0, count = 0, lim = 0;
if (!factory || !mods || !globbuf) {
return TC_ERROR;
}
if (maxmods < globbuf->gl_pathc) {
tc_log_warn(EXE, "found %u candidate modules, but "
"only %u allowed (dropping remaining)",
(unsigned)globbuf->gl_pathc, (unsigned)maxmods);
}
lim = TC_MIN(maxmods, globbuf->gl_pathc);
for (i = 0; i < lim; i++) {
int ret;
ret = parse_path(globbuf->gl_pathv[i], modstr, TC_BUF_MIN);
if (ret != 0) {
tc_log_warn(EXE, "error while parsing '%s', skipping",
globbuf->gl_pathv[i]);
continue;
}
ret = modrequest_load(factory, &mods[i], modstr);
if (ret != 0) {
tc_log_warn(EXE, "error while loading '%s', skipping",
modstr);
continue;
}
count++;
}
if (modnum != NULL) {
*modnum += count;
}
return TC_OK;
}
static void tc_x11source_acquire_cursor_fixes(TCX11Source *handle,
uint8_t *data, int maxdata)
{
XFixesCursorImage *cursor = XFixesGetCursorImage(handle->dpy);
if (cursor == NULL) {
/* this MUST be noisy! */
tc_log_warn(__FILE__, "failed to get cursor image");
} else {
/* FIXME: this has to be rewritten and need significant
* internal refactoring :( */
}
}
/**
* probe_stream_data: Probe a single source file and store the stream
* informations in data structure.
*
* Parameters:
* file: File name to probe.
* range: Amount of input file to probe, in MB.
* info: Structure to be filled in with probed data.
* Return value:
* Nonzero on success, zero on error.
* Preconditions:
* info != NULL, range > 0
*/
int probe_stream_data(const char *file, int range, ProbeInfo *info)
{
if (!info || range <= 0) {
tc_log_error(PACKAGE, "wrong probing parameters");
return 0;
}
if (!file) {
tc_log_warn(PACKAGE, "missing source to probe");
memset(info, 0, sizeof(ProbeInfo));
} else {
if (!do_probe(file, NULL, 0, range, 0,
(verbose >= TC_DEBUG) ? verbose : 0, info)
) {
if (verbose & TC_DEBUG) {
tc_log_warn(PACKAGE, "(%s) failed to probe stream '%s'",
__FILE__, file);
}
return 0;
}
}
return 1;
}
static int modrequest_unload(TCFactory factory, ModRequest *modr)
{
if (factory == NULL || modr == NULL) {
tc_log_warn(EXE, "wrong parameters for modrequest_load");
return TC_ERROR;
}
tc_del_module(factory, modr->module);
tc_strfreev(modr->rawdata);
/* re-blank fields */
modrequest_init(modr);
return TC_OK;
}
static int sendall(int sock, const void *buf, size_t count)
{
int total_sent = 0;
if (sock < 0 || !buf || count < 0) {
tc_log_warn(__FILE__, "sendall(): invalid parameters!");
errno = EINVAL;
return -1;
}
while (count > 0) {
int retval = send(sock, buf, count, 0);
if (retval <= 0) {
tc_log_warn(__FILE__, "sendall(): socket write failed (%s)",
retval<0 ? strerror(errno) : "Connection closed");
if (total_sent == 0)
return -1; /* Nothing sent yet, abort with error return */
break;
}
total_sent += retval;
buf = (int8_t *)buf + retval;
count -= retval;
}
return total_sent;
}
static void copy_buf_rgb(char *dest, size_t size)
{
int i;
/* 24 bit RGB packed into 32 bits (NULL, R, G, B) */
if ((bktr_buffer_size * 3 / 4) != size)
tc_log_warn(MOD_NAME,
"buffer sizes do not match (input %lu != output %lu)",
(unsigned long)bktr_buffer_size * 3 / 4, (unsigned long)size);
/* bktr_buffer_size was set to width * height * 4 (32 bits) */
/* so width * height = bktr_buffer_size / 4 */
tcv_convert(bktr_buffer, dest, bktr_buffer_size/4, 1,
IMG_ARGB32, IMG_RGB24);
}
static int yw_decode_video(YWPrivateData *pd, transfer_t *param)
{
int errnum = 0;
YUV_INIT_PLANES(pd->planes, param->buffer, pd->dstfmt,
pd->width, pd->height);
errnum = y4m_read_frame(pd->fd_vid, &pd->streaminfo,
&pd->frameinfo, pd->planes);
if (errnum != Y4M_OK) {
if (verbose & TC_DEBUG) {
tc_log_warn(MOD_NAME, "YUV4MPEG2 video read failed: %s",
y4m_strerr(errnum));
}
return(TC_IMPORT_ERROR);
}
return(TC_IMPORT_OK);
}
static void copy_buf_yuv(char *dest, size_t size)
{
int y_size = bktr_buffer_size * 4 / 6;
int u_size = bktr_buffer_size * 1 / 6;
int y_offset = 0;
int u1_offset = y_size + 0;
int u2_offset = y_size + u_size;
if (bktr_buffer_size != size)
tc_log_warn(MOD_NAME,
"buffer sizes do not match (input %lu != output %lu)",
(unsigned long)bktr_buffer_size, (unsigned long)size);
ac_memcpy(dest + y_offset, bktr_buffer + y_offset, y_size);
ac_memcpy(dest + u1_offset, bktr_buffer + u1_offset, u_size);
ac_memcpy(dest + u2_offset, bktr_buffer + u2_offset, u_size);
}
static int astat_stop(TCModuleInstance *self)
{
int ret = TC_OK; /* optimistism... */
AStatPrivateData *pd = NULL;
TC_MODULE_SELF_CHECK(self, "stop");
pd = self->userdata;
/* stats summary */
if (pd->min >= pd->silence_limit && pd->max <= pd->silence_limit) {
tc_log_info(MOD_NAME, "audio track seems only silence");
} else if (pd->min == 0 || pd->max == 0) {
tc_log_warn(MOD_NAME, "bad minimum/maximum value,"
" unable to find scale value");
ret = TC_ERROR;
} else {
double fmin = -((double) pd->min)/TCA_S16LE_MAX;
double fmax = ((double) pd->max)/TCA_S16LE_MAX;
/* FIXME: constantize in libtcaudio */
double vol = (fmin < fmax) ? 1./fmax : 1./fmin;
if (pd->filepath == NULL) {
tc_log_info(MOD_NAME, "(min=%.3f/max=%.3f), "
"normalize volume with \"-s %.3f\"",
-fmin, fmax, vol);
} else {
FILE *fh = fopen(pd->filepath, "w");
if (fh == NULL) {
tc_log_perror(MOD_NAME, "unable to open scale value file");
ret = TC_ERROR;
} else {
fprintf(fh, "%.3f\n", vol);
fclose(fh); // XXX
if (verbose) {
tc_log_info(MOD_NAME, "wrote audio scale value to '%s'", pd->filepath);
}
}
tc_free(pd->filepath);
pd->filepath = NULL;
}
}
return TC_OK;
}
static int tc_v4l2_video_setup_stream_parameters(V4L2Source *vs, int fps)
{
struct v4l2_streamparm streamparm;
int err = 0;
memset(&streamparm, 0, sizeof(streamparm));
streamparm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
streamparm.parm.capture.capturemode = 0;
streamparm.parm.capture.timeperframe.numerator = 1e7;
streamparm.parm.capture.timeperframe.denominator = fps;
err = v4l2_ioctl(vs->video_fd, VIDIOC_S_PARM, &streamparm);
if (err < 0) {
tc_log_warn(MOD_NAME, "driver does not support setting parameters"
" (ioctl(VIDIOC_S_PARM) returns \"%s\")",
errno <= sys_nerr ? sys_errlist[errno] : "unknown");
}
return TC_OK;
}
static int tc_import_video_close(TCImportData *imdata)
{
int ret;
transfer_t import_para;
memset(&import_para, 0, sizeof(transfer_t));
import_para.flag = TC_VIDEO;
import_para.fd = imdata->fd;
ret = tcv_import(TC_IMPORT_CLOSE, &import_para, NULL);
if (ret == TC_IMPORT_ERROR) {
tc_log_warn(PACKAGE, "video import module error: CLOSE failed");
return TC_ERROR;
}
imdata->fd = NULL;
return TC_OK;
}
int tc_mangle_cmdline(int *argc, char ***argv,
const char *opt, const char **optval)
{
int i = 0, skew = (optval == NULL) ?1 :2, err = -1;
if (argc == NULL || argv == NULL || opt == NULL) {
return err;
}
err = 1;
/* first we looking for our option (and it's value) */
for (i = 1; i < *argc; i++) {
if ((*argv)[i] && strcmp((*argv)[i], opt) == 0) {
if (optval == NULL) {
err = 0; /* we're set */
} else {
/* don't peek after the end... */
if (i + 1 >= *argc || (*argv)[i + 1][0] == '-') {
tc_log_warn(__FILE__, "wrong usage for option '%s'", opt);
err = 1; /* no option and/or value found */
} else {
*optval = (*argv)[i + 1];
err = 0;
}
}
break;
}
}
/*
* if we've found our option, now we must shift back all
* the other options after the ours and we must also update argc.
*/
if (!err) {
for (; i < (*argc - skew); i++) {
(*argv)[i] = (*argv)[i + skew];
}
(*argc) -= skew;
}
return err;
}