#include "avcodec.h"
#include "config.h"
+/**
+ * The codec does not modify any global variables in the init function,
+ * allowing to call the init function without locking any global mutexes.
+ */
+#define FF_CODEC_CAP_INIT_THREADSAFE (1 << 0)
+/**
+ * The codec allows calling the close function for deallocation even if
+ * the init function returned a failure. Without this capability flag, a
+ * codec does such cleanup internally when returning failures from the
+ * init function and does not expect the close function to be called at
+ * all.
+ */
+#define FF_CODEC_CAP_INIT_CLEANUP (1 << 1)
+/**
+ * Decoders marked with FF_CODEC_CAP_SETS_PKT_DTS want to set
+ * AVFrame.pkt_dts manually. If the flag is set, utils.c won't overwrite
+ * this field. If it's unset, utils.c tries to guess the pkt_dts field
+ * from the input AVPacket.
+ */
+#define FF_CODEC_CAP_SETS_PKT_DTS (1 << 2)
+
+#ifdef DEBUG
+# define ff_dlog(ctx, ...) av_log(ctx, AV_LOG_DEBUG, __VA_ARGS__)
+#else
+# define ff_dlog(ctx, ...) do { } while (0)
+#endif
+
+#ifdef TRACE
+# define ff_tlog(ctx, ...) av_log(ctx, AV_LOG_TRACE, __VA_ARGS__)
+#else
+# define ff_tlog(ctx, ...) do { } while (0)
+#endif
+
+
+#if !FF_API_QUANT_BIAS
+#define FF_DEFAULT_QUANT_BIAS 999999
+#endif
+
#define FF_SANE_NB_CHANNELS 63U
#define FF_SIGNBIT(x) (x >> CHAR_BIT * sizeof(x) - 1)
* hwaccel-specific private data
*/
void *hwaccel_priv_data;
+
+ /**
+ * checks API usage: after codec draining, flush is required to resume operation
+ */
+ int draining;
+
+ /**
+ * buffers for using new encode/decode API through legacy API
+ */
+ AVPacket *buffer_pkt;
+ int buffer_pkt_valid; // encoding: packet without data can be valid
+ AVFrame *buffer_frame;
+ int draining_done;
} AVCodecInternal;
struct AVCodecDefault {
* This value was chosen such that every bit of the buffer is
* addressable by a 32-bit signed integer as used by get_bits.
*/
-#define FF_MAX_EXTRADATA_SIZE ((1 << 28) - FF_INPUT_BUFFER_PADDING_SIZE)
+#define FF_MAX_EXTRADATA_SIZE ((1 << 28) - AV_INPUT_BUFFER_PADDING_SIZE)
/**
* Check AVPacket size and/or allocate data.
*/
int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame);
+/**
+ * Add a CPB properties side data to an encoding context.
+ */
+AVCPBProperties *ff_add_cpb_side_data(AVCodecContext *avctx);
+
#endif /* AVCODEC_INTERNAL_H */