Esempio n. 1
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class UHSStreamWriter(SegmentedStreamWriter):
    def __init__(self, *args, **kwargs):
        SegmentedStreamWriter.__init__(self, *args, **kwargs)

        self.concater = FLVTagConcat(flatten_timestamps=True,
                                     sync_headers=True)

    def open_chunk(self, chunk, retries=3):
        if not retries or self.closed:
            return

        try:
            params = {}
            if chunk.offset:
                params["start"] = chunk.offset

            return http.get(chunk.url,
                            timeout=10,
                            params=params,
                            exception=StreamError)
        except StreamError as err:
            self.logger.error("Failed to open chunk {0}: {1}", chunk.num, err)
            return self.open_chunk(chunk, retries - 1)

    def write(self, chunk, chunk_size=8192):
        res = self.open_chunk(chunk)
        if not res:
            return

        try:
            for data in self.concater.iter_chunks(
                    buf=res.content, skip_header=not chunk.offset):
                self.reader.buffer.write(data)

                if self.closed:
                    break
            else:
                self.logger.debug("Download of chunk {0} complete", chunk.num)
        except IOError as err:
            self.logger.error("Failed to read chunk {0}: {1}", chunk.num, err)
Esempio n. 2
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class UHSStreamWriter(SegmentedStreamWriter):
    def __init__(self, *args, **kwargs):
        SegmentedStreamWriter.__init__(self, *args, **kwargs)

        self.concater = FLVTagConcat(flatten_timestamps=True,
                                     sync_headers=True)

    def open_chunk(self, chunk, retries=3):
        if not retries or self.closed:
            return

        try:
            params = {}
            if chunk.offset:
                params["start"] = chunk.offset

            return http.get(chunk.url,
                            timeout=10,
                            params=params,
                            exception=StreamError)
        except StreamError as err:
            self.logger.error("Failed to open chunk {0}: {1}", chunk.num, err)
            return self.open_chunk(chunk, retries - 1)

    def write(self, chunk, chunk_size=8192):
        res = self.open_chunk(chunk)
        if not res:
            return

        try:
            for data in self.concater.iter_chunks(buf=res.content,
                                                  skip_header=not chunk.offset):
                self.reader.buffer.write(data)

                if self.closed:
                    break
            else:
                self.logger.debug("Download of chunk {0} complete", chunk.num)
        except IOError as err:
            self.logger.error("Failed to read chunk {0}: {1}", chunk.num, err)
Esempio n. 3
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    def __init__(self, *args, **kwargs):
        SegmentedStreamWriter.__init__(self, *args, **kwargs)

        self.concater = FLVTagConcat(flatten_timestamps=True,
                                     sync_headers=True)
Esempio n. 4
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 def __init__(self, *args, **kwargs):
     FLVTagConcat.__init__(self, *args, **kwargs)
Esempio n. 5
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    def __init__(self, *args, **kwargs):
        SegmentedStreamWriter.__init__(self, *args, **kwargs)

        self.concater = FLVTagConcat(flatten_timestamps=True,
                                     sync_headers=True)
Esempio n. 6
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 def __init__(self, *args, **kwargs):
     FLVTagConcat.__init__(self, *args, **kwargs)