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input/ffmpeg: add constructor/destructor

This commit is contained in:
Max Kellermann 2013-01-28 21:46:38 +01:00
parent 00f8c2d46f
commit 70e4399334
1 changed files with 26 additions and 23 deletions
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49
src/input/FfmpegInputPlugin.cxx
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@ -41,6 +41,28 @@ struct FfmpegInputStream {
AVIOContext *h;
bool eof;
FfmpegInputStream(const char *uri, Mutex &mutex, Cond &cond,
AVIOContext *_h)
:h(_h), eof(false) {
input_stream_init(&base, &input_plugin_ffmpeg,
uri, mutex, cond);
base.ready = true;
base.seekable = (h->seekable & AVIO_SEEKABLE_NORMAL) != 0;
base.size = avio_size(h);
/* hack to make MPD select the "ffmpeg" decoder plugin
- since avio.h doesn't tell us the MIME type of the
resource, we can't select a decoder plugin, but the
"ffmpeg" plugin is quite good at auto-detection */
base.mime = g_strdup("audio/x-mpd-ffmpeg");
}
~FfmpegInputStream() {
avio_close(h);
input_stream_deinit(&base);
}
};
static inline GQuark
@ -77,8 +99,6 @@ input_ffmpeg_open(const char *uri,
Mutex &mutex, Cond &cond,
GError **error_r)
{
FfmpegInputStream *i;
if (!g_str_has_prefix(uri, "gopher://") &&
!g_str_has_prefix(uri, "rtp://") &&
!g_str_has_prefix(uri, "rtsp://") &&
@ -87,30 +107,15 @@ input_ffmpeg_open(const char *uri,
!g_str_has_prefix(uri, "rtmps://"))
return nullptr;
i = g_new(FfmpegInputStream, 1);
input_stream_init(&i->base, &input_plugin_ffmpeg, uri,
mutex, cond);
int ret = avio_open(&i->h, uri, AVIO_FLAG_READ);
AVIOContext *h;
int ret = avio_open(&h, uri, AVIO_FLAG_READ);
if (ret != 0) {
g_free(i);
g_set_error(error_r, ffmpeg_quark(), ret,
"libavformat failed to open the URI");
return nullptr;
}
i->eof = false;
i->base.ready = true;
i->base.seekable = (i->h->seekable & AVIO_SEEKABLE_NORMAL) != 0;
i->base.size = avio_size(i->h);
/* hack to make MPD select the "ffmpeg" decoder plugin - since
avio.h doesn't tell us the MIME type of the resource, we
can't select a decoder plugin, but the "ffmpeg" plugin is
quite good at auto-detection */
i->base.mime = g_strdup("audio/x-mpd-ffmpeg");
auto *i = new FfmpegInputStream(uri, mutex, cond, h);
return &i->base;
}
@ -139,9 +144,7 @@ input_ffmpeg_close(struct input_stream *is)
{
FfmpegInputStream *i = (FfmpegInputStream *)is;
avio_close(i->h);
input_stream_deinit(&i->base);
g_free(i);
delete i;
}
static bool