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Code Issues Releases Activity

avconv: make the -pass option per-stream.

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This commit is contained in:
Anton Khirnov 2012-08-19 08:29:44 +02:00
parent e2785fa728
commit 038c0b1e06
4 changed files with 8 additions and 12 deletions
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3
Changelog
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@ -42,7 +42,8 @@ version <next>:
- RTMPE protocol support
- RTMPTE protocol support
- Canopus Lossless Codec decoder
- avconv -shortest option is now per-output file
- avconv -shortest option is now per-output file,
-pass is now per-output stream
- Ut Video encoder

2
avconv.h
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@ -158,6 +158,8 @@ typedef struct OptionsContext {
int nb_copy_initial_nonkeyframes;
SpecifierOpt *filters;
int nb_filters;
SpecifierOpt *pass;
int nb_pass;
} OptionsContext;
typedef struct InputFilter {

13
avconv_opt.c
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@ -77,7 +77,6 @@ int same_quant = 0;
static int file_overwrite = 0;
static int video_discard = 0;
static int intra_dc_precision = 8;
static int do_pass = 0;
static int using_stdin = 0;
static int input_sync;
@ -886,6 +885,7 @@ static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
char *intra_matrix = NULL, *inter_matrix = NULL;
const char *filters = "null";
int do_pass = 0;
int i;
MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
@ -958,6 +958,7 @@ static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
video_enc->intra_dc_precision = intra_dc_precision - 8;
/* two pass mode */
MATCH_PER_STREAM_OPT(pass, i, do_pass, oc, st);
if (do_pass) {
if (do_pass == 1) {
video_enc->flags |= CODEC_FLAG_PASS1;
@ -1495,14 +1496,6 @@ loop_end:
reset_options(o);
}
/* same option as mencoder */
static int opt_pass(const char *opt, const char *arg)
{
do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 2);
return 0;
}
static int opt_target(void *optctx, const char *opt, const char *arg)
{
OptionsContext *o = optctx;
@ -1972,7 +1965,7 @@ const OptionDef options[] = {
"force video codec ('copy' to copy stream)", "codec" },
{ "same_quant", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &same_quant },
"use same quantizer as source (implies VBR)" },
{ "pass", OPT_VIDEO | HAS_ARG , { opt_pass },
{ "pass", OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT, { .off = OFFSET(pass) },
"select the pass number (1 or 2)", "n" },
{ "passlogfile", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT, { &pass_logfilename_prefix },
"select two pass log file name prefix", "prefix" },

2
doc/avconv.texi
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@ -479,7 +479,7 @@ Use same quantizer as source (implies VBR).
Note that this is NOT SAME QUALITY. Do not use this option unless you know you
need it.
@item -pass @var{n}
@item -pass[:@var{stream_specifier}] @var{n} (@emph{output,per-stream})
Select the pass number (1 or 2). It is used to do two-pass
video encoding. The statistics of the video are recorded in the first
pass into a log file (see also the option -passlogfile),