#include "avconv.h"
#include "libavfilter/avfilter.h"
-#include "libavfilter/avfiltergraph.h"
-#include "libavutil/audioconvert.h"
+#include "libavresample/avresample.h"
+
#include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
+#include "libavutil/channel_layout.h"
+#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/pixfmt.h"
#include "libavutil/samplefmt.h"
-/**
- * Define a function for building a string containing a list of
- * allowed formats,
- */
-#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator)\
+/* Define a function for building a string containing a list of
+ * allowed formats. */
+#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name) \
static char *choose_ ## var ## s(OutputStream *ost) \
{ \
if (ost->st->codec->var != none) { \
get_name(ost->st->codec->var); \
return av_strdup(name); \
- } else if (ost->enc->supported_list) { \
+ } else if (ost->enc && ost->enc->supported_list) { \
const type *p; \
AVIOContext *s = NULL; \
uint8_t *ret; \
int len; \
\
if (avio_open_dyn_buf(&s) < 0) \
- exit_program(1); \
+ exit(1); \
\
for (p = ost->enc->supported_list; *p != none; p++) { \
get_name(*p); \
- avio_printf(s, "%s" separator, name); \
+ avio_printf(s, "%s|", name); \
} \
len = avio_close_dyn_buf(s, &ret); \
ret[len - 1] = 0; \
return NULL; \
}
-DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE,
- GET_PIX_FMT_NAME, ":")
+DEF_CHOOSE_FORMAT(enum AVPixelFormat, pix_fmt, pix_fmts, AV_PIX_FMT_NONE,
+ GET_PIX_FMT_NAME)
DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts,
- AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",")
+ AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME)
DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0,
- GET_SAMPLE_RATE_NAME, ",")
+ GET_SAMPLE_RATE_NAME)
DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0,
- GET_CH_LAYOUT_NAME, ",")
+ GET_CH_LAYOUT_NAME)
FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
{
FilterGraph *fg = av_mallocz(sizeof(*fg));
if (!fg)
- exit_program(1);
+ exit(1);
fg->index = nb_filtergraphs;
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs,
- fg->nb_outputs + 1);
+ GROW_ARRAY(fg->outputs, fg->nb_outputs);
if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
+ exit(1);
fg->outputs[0]->ost = ost;
fg->outputs[0]->graph = fg;
ost->filter = fg->outputs[0];
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs,
- fg->nb_inputs + 1);
+ GROW_ARRAY(fg->inputs, fg->nb_inputs);
if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
+ exit(1);
fg->inputs[0]->ist = ist;
fg->inputs[0]->graph = fg;
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
+ GROW_ARRAY(ist->filters, ist->nb_filters);
ist->filters[ist->nb_filters - 1] = fg->inputs[0];
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
+ GROW_ARRAY(filtergraphs, nb_filtergraphs);
filtergraphs[nb_filtergraphs - 1] = fg;
return fg;
if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) {
av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported "
"currently.\n");
- exit_program(1);
+ exit(1);
}
if (in->name) {
if (file_idx < 0 || file_idx >= nb_input_files) {
av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtegraph description %s.\n",
file_idx, fg->graph_desc);
- exit_program(1);
+ exit(1);
}
s = input_files[file_idx]->ctx;
if (!st) {
av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s "
"matches no streams.\n", p, fg->graph_desc);
- exit_program(1);
+ exit(1);
}
ist = input_streams[input_files[file_idx]->ist_index + st->index];
} else {
av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for "
"unlabeled input pad %d on filter %s", in->pad_idx,
in->filter_ctx->name);
- exit_program(1);
+ exit(1);
}
}
av_assert0(ist);
ist->decoding_needed = 1;
ist->st->discard = AVDISCARD_NONE;
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs),
- &fg->nb_inputs, fg->nb_inputs + 1);
+ GROW_ARRAY(fg->inputs, fg->nb_inputs);
if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
+ exit(1);
fg->inputs[fg->nb_inputs - 1]->ist = ist;
fg->inputs[fg->nb_inputs - 1]->graph = fg;
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
+ GROW_ARRAY(ist->filters, ist->nb_filters);
ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1];
}
+static int insert_trim(OutputStream *ost, AVFilterContext **last_filter, int *pad_idx)
+{
+ OutputFile *of = output_files[ost->file_index];
+ AVFilterGraph *graph = (*last_filter)->graph;
+ AVFilterContext *ctx;
+ const AVFilter *trim;
+ const char *name = ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO ? "trim" : "atrim";
+ char filter_name[128];
+ int ret = 0;
+
+ if (of->recording_time == INT64_MAX && !of->start_time)
+ return 0;
+
+ trim = avfilter_get_by_name(name);
+ if (!trim) {
+ av_log(NULL, AV_LOG_ERROR, "%s filter not present, cannot limit "
+ "recording time.\n", name);
+ return AVERROR_FILTER_NOT_FOUND;
+ }
+
+ snprintf(filter_name, sizeof(filter_name), "%s for output stream %d:%d",
+ name, ost->file_index, ost->index);
+ ctx = avfilter_graph_alloc_filter(graph, trim, filter_name);
+ if (!ctx)
+ return AVERROR(ENOMEM);
+
+ if (of->recording_time != INT64_MAX) {
+ ret = av_opt_set_double(ctx, "duration", (double)of->recording_time / 1e6,
+ AV_OPT_SEARCH_CHILDREN);
+ }
+ if (ret >= 0 && of->start_time) {
+ ret = av_opt_set_double(ctx, "start", (double)of->start_time / 1e6,
+ AV_OPT_SEARCH_CHILDREN);
+ }
+ if (ret < 0) {
+ av_log(ctx, AV_LOG_ERROR, "Error configuring the %s filter", name);
+ return ret;
+ }
+
+ ret = avfilter_init_str(ctx, NULL);
+ if (ret < 0)
+ return ret;
+
+ ret = avfilter_link(*last_filter, *pad_idx, ctx, 0);
+ if (ret < 0)
+ return ret;
+
+ *last_filter = ctx;
+ *pad_idx = 0;
+ return 0;
+}
+
static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
{
char *pix_fmts;
char args[255];
AVFilterContext *filter;
- snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
+ snprintf(args, sizeof(args), "%d:%d:0x%X",
codec->width,
codec->height,
(unsigned)ost->sws_flags);
pad_idx = 0;
}
+ ret = insert_trim(ost, &last_filter, &pad_idx);
+ if (ret < 0)
+ return ret;
+
+
if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
return ret;
pad_idx = 0;
}
+ ret = insert_trim(ost, &last_filter, &pad_idx);
+ if (ret < 0)
+ return ret;
+
if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
return ret;
AVIOContext *pb; \
\
if (avio_open_dyn_buf(&pb) < 0) \
- exit_program(1); \
+ exit(1); \
\
avio_printf(pb, "%s", ctx->filter->name); \
if (nb_pads > 1) \
if (audio_sync_method > 0) {
AVFilterContext *async;
- char args[256];
int len = 0;
av_log(NULL, AV_LOG_WARNING, "-async has been deprecated. Used the "
first_filter = async;
pad_idx = 0;
}
+ if (audio_volume != 256) {
+ AVFilterContext *volume;
+
+ av_log(NULL, AV_LOG_WARNING, "-vol has been deprecated. Use the volume "
+ "audio filter instead.\n");
+
+ snprintf(args, sizeof(args), "volume=%f", audio_volume / 256.0);
+
+ snprintf(name, sizeof(name), "graph %d volume for input stream %d:%d",
+ fg->index, ist->file_index, ist->st->index);
+ ret = avfilter_graph_create_filter(&volume,
+ avfilter_get_by_name("volume"),
+ name, args, NULL, fg->graph);
+ if (ret < 0)
+ return ret;
+
+ ret = avfilter_link(volume, 0, first_filter, pad_idx);
+ if (ret < 0)
+ return ret;
+
+ first_filter = volume;
+ pad_idx = 0;
+ }
if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
return ret;
if (simple) {
OutputStream *ost = fg->outputs[0]->ost;
- char args[255];
+ char args[512];
+ AVDictionaryEntry *e = NULL;
+
snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
fg->graph->scale_sws_opts = av_strdup(args);
+
+ args[0] = '\0';
+ while ((e = av_dict_get(fg->outputs[0]->ost->resample_opts, "", e,
+ AV_DICT_IGNORE_SUFFIX))) {
+ av_strlcatf(args, sizeof(args), "%s=%s:", e->key, e->value);
+ }
+ if (strlen(args))
+ args[strlen(args) - 1] = '\0';
+ fg->graph->resample_lavr_opts = av_strdup(args);
}
if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0)
} else {
/* wait until output mappings are processed */
for (cur = outputs; cur;) {
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs),
- &fg->nb_outputs, fg->nb_outputs + 1);
+ GROW_ARRAY(fg->outputs, fg->nb_outputs);
if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
+ exit(1);
fg->outputs[fg->nb_outputs - 1]->graph = fg;
fg->outputs[fg->nb_outputs - 1]->out_tmp = cur;
cur = cur->next;