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support "-" as file name when encoding

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This workaround sucks. avio just does not support "-" - and ffmpeg's
command line binaries work around it. FOUR TIMES. DIFFERENTLY.

WHY DOESN'T AVIO DO THIS RIGHT TO BEGIN WITH?
This commit is contained in:
Rudolf Polzer 2013-06-13 17:31:14 +02:00 committed by wm4
parent a9bbe0a576
commit 297aad1f3b
1 changed files with 14 additions and 6 deletions
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20
core/encode_lavc.c
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@ -116,10 +116,18 @@ int encode_lavc_oformat_flags(struct encode_lavc_context *ctx)
struct encode_lavc_context *encode_lavc_init(struct encode_output_conf *options)
{
struct encode_lavc_context *ctx;
const char *filename = options->file;
if (options->file && (
!strcmp(options->file, "pipe:") ||
!strcmp(options->file, "pipe:1")))
// STUPID STUPID STUPID STUPID avio
// does not support "-" as file name to mean stdin/stdout
// ffmpeg.c works around this too, the same way
if (!strcmp(filename, "-"))
filename = "pipe:1";
if (filename && (
!strcmp(filename, "/dev/stdout") ||
!strcmp(filename, "pipe:") ||
!strcmp(filename, "pipe:1")))
mp_msg_stdout_in_use = 1;
ctx = talloc_zero(NULL, struct encode_lavc_context);
@ -133,7 +141,7 @@ struct encode_lavc_context *encode_lavc_init(struct encode_output_conf *options)
const char *in = ctx->options->format;
while (*in) {
tok = av_get_token(&in, ",");
ctx->avc->oformat = av_guess_format(tok, ctx->options->file, NULL);
ctx->avc->oformat = av_guess_format(tok, filename, NULL);
av_free(tok);
if (ctx->avc->oformat)
break;
@ -141,14 +149,14 @@ struct encode_lavc_context *encode_lavc_init(struct encode_output_conf *options)
++in;
}
} else
ctx->avc->oformat = av_guess_format(NULL, ctx->options->file, NULL);
ctx->avc->oformat = av_guess_format(NULL, filename, NULL);
if (!ctx->avc->oformat) {
encode_lavc_fail(ctx, "encode-lavc: format not found\n");
return NULL;
}
av_strlcpy(ctx->avc->filename, ctx->options->file,
av_strlcpy(ctx->avc->filename, filename,
sizeof(ctx->avc->filename));
ctx->foptions = NULL;