parent
13c24b7007
commit
62080cc2ec
@ -0,0 +1,46 @@ |
||||
/*
|
||||
* JNI public API functions |
||||
* |
||||
* Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com> |
||||
* |
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVCODEC_JNI_H |
||||
#define AVCODEC_JNI_H |
||||
|
||||
/*
|
||||
* Manually set a Java virtual machine which will be used to retrieve the JNI |
||||
* environment. Once a Java VM is set it cannot be changed afterwards, meaning |
||||
* you can call multiple times av_jni_set_java_vm with the same Java VM pointer |
||||
* however it will error out if you try to set a different Java VM. |
||||
* |
||||
* @param vm Java virtual machine |
||||
* @param log_ctx context used for logging, can be NULL |
||||
* @return 0 on success, < 0 otherwise |
||||
*/ |
||||
int av_jni_set_java_vm(void *vm, void *log_ctx); |
||||
|
||||
/*
|
||||
* Get the Java virtual machine which has been set with av_jni_set_java_vm. |
||||
* |
||||
* @param vm Java virtual machine |
||||
* @return a pointer to the Java virtual machine |
||||
*/ |
||||
void *av_jni_get_java_vm(void *log_ctx); |
||||
|
||||
#endif /* AVCODEC_JNI_H */ |
@ -0,0 +1,88 @@ |
||||
/*
|
||||
* Android MediaCodec public API |
||||
* |
||||
* Copyright (c) 2016 Matthieu Bouron <matthieu.bouron stupeflix.com> |
||||
* |
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVCODEC_MEDIACODEC_H |
||||
#define AVCODEC_MEDIACODEC_H |
||||
|
||||
#include "libavcodec/avcodec.h" |
||||
|
||||
/**
|
||||
* This structure holds a reference to a android/view/Surface object that will |
||||
* be used as output by the decoder. |
||||
* |
||||
*/ |
||||
typedef struct AVMediaCodecContext { |
||||
|
||||
/**
|
||||
* android/view/Surface object reference. |
||||
*/ |
||||
void *surface; |
||||
|
||||
} AVMediaCodecContext; |
||||
|
||||
/**
|
||||
* Allocate and initialize a MediaCodec context. |
||||
* |
||||
* When decoding with MediaCodec is finished, the caller must free the |
||||
* MediaCodec context with av_mediacodec_default_free. |
||||
* |
||||
* @return a pointer to a newly allocated AVMediaCodecContext on success, NULL otherwise |
||||
*/ |
||||
AVMediaCodecContext *av_mediacodec_alloc_context(void); |
||||
|
||||
/**
|
||||
* Convenience function that sets up the MediaCodec context. |
||||
* |
||||
* @param avctx codec context |
||||
* @param ctx MediaCodec context to initialize |
||||
* @param surface reference to an android/view/Surface |
||||
* @return 0 on success, < 0 otherwise |
||||
*/ |
||||
int av_mediacodec_default_init(AVCodecContext *avctx, AVMediaCodecContext *ctx, void *surface); |
||||
|
||||
/**
|
||||
* This function must be called to free the MediaCodec context initialized with |
||||
* av_mediacodec_default_init(). |
||||
* |
||||
* @param avctx codec context |
||||
*/ |
||||
void av_mediacodec_default_free(AVCodecContext *avctx); |
||||
|
||||
/**
|
||||
* Opaque structure representing a MediaCodec buffer to render. |
||||
*/ |
||||
typedef struct MediaCodecBuffer AVMediaCodecBuffer; |
||||
|
||||
/**
|
||||
* Release a MediaCodec buffer and render it to the surface that is associated |
||||
* with the decoder. This function should only be called once on a given |
||||
* buffer, once released the underlying buffer returns to the codec, thus |
||||
* subsequent calls to this function will have no effect. |
||||
* |
||||
* @param buffer the buffer to render |
||||
* @param render 1 to release and render the buffer to the surface or 0 to |
||||
* discard the buffer |
||||
* @return 0 on success, < 0 otherwise |
||||
*/ |
||||
int av_mediacodec_release_buffer(AVMediaCodecBuffer *buffer, int render); |
||||
|
||||
#endif /* AVCODEC_MEDIACODEC_H */ |
@ -0,0 +1,44 @@ |
||||
/*
|
||||
* Copyright (c) 2015 Janne Grunau <janne-libav@jannau.net> |
||||
* |
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVUTIL_AARCH64_TIMER_H |
||||
#define AVUTIL_AARCH64_TIMER_H |
||||
|
||||
#include <stdint.h> |
||||
#include "ffmpeg/config.h" |
||||
|
||||
#if HAVE_INLINE_ASM |
||||
|
||||
#define AV_READ_TIME read_time |
||||
|
||||
static inline uint64_t read_time(void) |
||||
{ |
||||
uint64_t cycle_counter; |
||||
__asm__ volatile( |
||||
"isb \t\n" |
||||
"mrs %0, pmccntr_el0 " |
||||
: "=r"(cycle_counter) :: "memory" ); |
||||
|
||||
return cycle_counter; |
||||
} |
||||
|
||||
#endif /* HAVE_INLINE_ASM */ |
||||
|
||||
#endif /* AVUTIL_AARCH64_TIMER_H */ |
@ -0,0 +1,429 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_H |
||||
#define AVUTIL_HWCONTEXT_H |
||||
|
||||
#include "buffer.h" |
||||
#include "frame.h" |
||||
#include "log.h" |
||||
#include "pixfmt.h" |
||||
|
||||
enum AVHWDeviceType { |
||||
AV_HWDEVICE_TYPE_VDPAU, |
||||
AV_HWDEVICE_TYPE_CUDA, |
||||
AV_HWDEVICE_TYPE_VAAPI, |
||||
AV_HWDEVICE_TYPE_DXVA2, |
||||
AV_HWDEVICE_TYPE_QSV, |
||||
}; |
||||
|
||||
typedef struct AVHWDeviceInternal AVHWDeviceInternal; |
||||
|
||||
/**
|
||||
* This struct aggregates all the (hardware/vendor-specific) "high-level" state, |
||||
* i.e. state that is not tied to a concrete processing configuration. |
||||
* E.g., in an API that supports hardware-accelerated encoding and decoding, |
||||
* this struct will (if possible) wrap the state that is common to both encoding |
||||
* and decoding and from which specific instances of encoders or decoders can be |
||||
* derived. |
||||
* |
||||
* This struct is reference-counted with the AVBuffer mechanism. The |
||||
* av_hwdevice_ctx_alloc() constructor yields a reference, whose data field |
||||
* points to the actual AVHWDeviceContext. Further objects derived from |
||||
* AVHWDeviceContext (such as AVHWFramesContext, describing a frame pool with |
||||
* specific properties) will hold an internal reference to it. After all the |
||||
* references are released, the AVHWDeviceContext itself will be freed, |
||||
* optionally invoking a user-specified callback for uninitializing the hardware |
||||
* state. |
||||
*/ |
||||
typedef struct AVHWDeviceContext { |
||||
/**
|
||||
* A class for logging. Set by av_hwdevice_ctx_alloc(). |
||||
*/ |
||||
const AVClass *av_class; |
||||
|
||||
/**
|
||||
* Private data used internally by libavutil. Must not be accessed in any |
||||
* way by the caller. |
||||
*/ |
||||
AVHWDeviceInternal *internal; |
||||
|
||||
/**
|
||||
* This field identifies the underlying API used for hardware access. |
||||
* |
||||
* This field is set when this struct is allocated and never changed |
||||
* afterwards. |
||||
*/ |
||||
enum AVHWDeviceType type; |
||||
|
||||
/**
|
||||
* The format-specific data, allocated and freed by libavutil along with |
||||
* this context. |
||||
* |
||||
* Should be cast by the user to the format-specific context defined in the |
||||
* corresponding header (hwcontext_*.h) and filled as described in the |
||||
* documentation before calling av_hwdevice_ctx_init(). |
||||
* |
||||
* After calling av_hwdevice_ctx_init() this struct should not be modified |
||||
* by the caller. |
||||
*/ |
||||
void *hwctx; |
||||
|
||||
/**
|
||||
* This field may be set by the caller before calling av_hwdevice_ctx_init(). |
||||
* |
||||
* If non-NULL, this callback will be called when the last reference to |
||||
* this context is unreferenced, immediately before it is freed. |
||||
* |
||||
* @note when other objects (e.g an AVHWFramesContext) are derived from this |
||||
* struct, this callback will be invoked after all such child objects |
||||
* are fully uninitialized and their respective destructors invoked. |
||||
*/ |
||||
void (*free)(struct AVHWDeviceContext *ctx); |
||||
|
||||
/**
|
||||
* Arbitrary user data, to be used e.g. by the free() callback. |
||||
*/ |
||||
void *user_opaque; |
||||
} AVHWDeviceContext; |
||||
|
||||
typedef struct AVHWFramesInternal AVHWFramesInternal; |
||||
|
||||
/**
|
||||
* This struct describes a set or pool of "hardware" frames (i.e. those with |
||||
* data not located in normal system memory). All the frames in the pool are |
||||
* assumed to be allocated in the same way and interchangeable. |
||||
* |
||||
* This struct is reference-counted with the AVBuffer mechanism and tied to a |
||||
* given AVHWDeviceContext instance. The av_hwframe_ctx_alloc() constructor |
||||
* yields a reference, whose data field points to the actual AVHWFramesContext |
||||
* struct. |
||||
*/ |
||||
typedef struct AVHWFramesContext { |
||||
/**
|
||||
* A class for logging. |
||||
*/ |
||||
const AVClass *av_class; |
||||
|
||||
/**
|
||||
* Private data used internally by libavutil. Must not be accessed in any |
||||
* way by the caller. |
||||
*/ |
||||
AVHWFramesInternal *internal; |
||||
|
||||
/**
|
||||
* A reference to the parent AVHWDeviceContext. This reference is owned and |
||||
* managed by the enclosing AVHWFramesContext, but the caller may derive |
||||
* additional references from it. |
||||
*/ |
||||
AVBufferRef *device_ref; |
||||
|
||||
/**
|
||||
* The parent AVHWDeviceContext. This is simply a pointer to |
||||
* device_ref->data provided for convenience. |
||||
* |
||||
* Set by libavutil in av_hwframe_ctx_init(). |
||||
*/ |
||||
AVHWDeviceContext *device_ctx; |
||||
|
||||
/**
|
||||
* The format-specific data, allocated and freed automatically along with |
||||
* this context. |
||||
* |
||||
* Should be cast by the user to the format-specific context defined in the |
||||
* corresponding header (hwframe_*.h) and filled as described in the |
||||
* documentation before calling av_hwframe_ctx_init(). |
||||
* |
||||
* After any frames using this context are created, the contents of this |
||||
* struct should not be modified by the caller. |
||||
*/ |
||||
void *hwctx; |
||||
|
||||
/**
|
||||
* This field may be set by the caller before calling av_hwframe_ctx_init(). |
||||
* |
||||
* If non-NULL, this callback will be called when the last reference to |
||||
* this context is unreferenced, immediately before it is freed. |
||||
*/ |
||||
void (*free)(struct AVHWFramesContext *ctx); |
||||
|
||||
/**
|
||||
* Arbitrary user data, to be used e.g. by the free() callback. |
||||
*/ |
||||
void *user_opaque; |
||||
|
||||
/**
|
||||
* A pool from which the frames are allocated by av_hwframe_get_buffer(). |
||||
* This field may be set by the caller before calling av_hwframe_ctx_init(). |
||||
* The buffers returned by calling av_buffer_pool_get() on this pool must |
||||
* have the properties described in the documentation in the corresponding hw |
||||
* type's header (hwcontext_*.h). The pool will be freed strictly before |
||||
* this struct's free() callback is invoked. |
||||
* |
||||
* This field may be NULL, then libavutil will attempt to allocate a pool |
||||
* internally. Note that certain device types enforce pools allocated at |
||||
* fixed size (frame count), which cannot be extended dynamically. In such a |
||||
* case, initial_pool_size must be set appropriately. |
||||
*/ |
||||
AVBufferPool *pool; |
||||
|
||||
/**
|
||||
* Initial size of the frame pool. If a device type does not support |
||||
* dynamically resizing the pool, then this is also the maximum pool size. |
||||
* |
||||
* May be set by the caller before calling av_hwframe_ctx_init(). Must be |
||||
* set if pool is NULL and the device type does not support dynamic pools. |
||||
*/ |
||||
int initial_pool_size; |
||||
|
||||
/**
|
||||
* The pixel format identifying the underlying HW surface type. |
||||
* |
||||
* Must be a hwaccel format, i.e. the corresponding descriptor must have the |
||||
* AV_PIX_FMT_FLAG_HWACCEL flag set. |
||||
* |
||||
* Must be set by the user before calling av_hwframe_ctx_init(). |
||||
*/ |
||||
enum AVPixelFormat format; |
||||
|
||||
/**
|
||||
* The pixel format identifying the actual data layout of the hardware |
||||
* frames. |
||||
* |
||||
* Must be set by the caller before calling av_hwframe_ctx_init(). |
||||
* |
||||
* @note when the underlying API does not provide the exact data layout, but |
||||
* only the colorspace/bit depth, this field should be set to the fully |
||||
* planar version of that format (e.g. for 8-bit 420 YUV it should be |
||||
* AV_PIX_FMT_YUV420P, not AV_PIX_FMT_NV12 or anything else). |
||||
*/ |
||||
enum AVPixelFormat sw_format; |
||||
|
||||
/**
|
||||
* The allocated dimensions of the frames in this pool. |
||||
* |
||||
* Must be set by the user before calling av_hwframe_ctx_init(). |
||||
*/ |
||||
int width, height; |
||||
} AVHWFramesContext; |
||||
|
||||
/**
|
||||
* Allocate an AVHWDeviceContext for a given pixel format. |
||||
* |
||||
* @param format a hwaccel pixel format (AV_PIX_FMT_FLAG_HWACCEL must be set |
||||
* on the corresponding format descriptor) |
||||
* @return a reference to the newly created AVHWDeviceContext on success or NULL |
||||
* on failure. |
||||
*/ |
||||
AVBufferRef *av_hwdevice_ctx_alloc(enum AVHWDeviceType type); |
||||
|
||||
/**
|
||||
* Finalize the device context before use. This function must be called after |
||||
* the context is filled with all the required information and before it is |
||||
* used in any way. |
||||
* |
||||
* @param ref a reference to the AVHWDeviceContext |
||||
* @return 0 on success, a negative AVERROR code on failure |
||||
*/ |
||||
int av_hwdevice_ctx_init(AVBufferRef *ref); |
||||
|
||||
/**
|
||||
* Open a device of the specified type and create an AVHWDeviceContext for it. |
||||
* |
||||
* This is a convenience function intended to cover the simple cases. Callers |
||||
* who need to fine-tune device creation/management should open the device |
||||
* manually and then wrap it in an AVHWDeviceContext using |
||||
* av_hwdevice_ctx_alloc()/av_hwdevice_ctx_init(). |
||||
* |
||||
* The returned context is already initialized and ready for use, the caller |
||||
* should not call av_hwdevice_ctx_init() on it. The user_opaque/free fields of |
||||
* the created AVHWDeviceContext are set by this function and should not be |
||||
* touched by the caller. |
||||
* |
||||
* @param device_ctx On success, a reference to the newly-created device context |
||||
* will be written here. The reference is owned by the caller |
||||
* and must be released with av_buffer_unref() when no longer |
||||
* needed. On failure, NULL will be written to this pointer. |
||||
* @param type The type of the device to create. |
||||
* @param device A type-specific string identifying the device to open. |
||||
* @param opts A dictionary of additional (type-specific) options to use in |
||||
* opening the device. The dictionary remains owned by the caller. |
||||
* @param flags currently unused |
||||
* |
||||
* @return 0 on success, a negative AVERROR code on failure. |
||||
*/ |
||||
int av_hwdevice_ctx_create(AVBufferRef **device_ctx, enum AVHWDeviceType type, |
||||
const char *device, AVDictionary *opts, int flags); |
||||
|
||||
/**
|
||||
* Allocate an AVHWFramesContext tied to a given device context. |
||||
* |
||||
* @param device_ctx a reference to a AVHWDeviceContext. This function will make |
||||
* a new reference for internal use, the one passed to the |
||||
* function remains owned by the caller. |
||||
* @return a reference to the newly created AVHWFramesContext on success or NULL |
||||
* on failure. |
||||
*/ |
||||
AVBufferRef *av_hwframe_ctx_alloc(AVBufferRef *device_ctx); |
||||
|
||||
/**
|
||||
* Finalize the context before use. This function must be called after the |
||||
* context is filled with all the required information and before it is attached |
||||
* to any frames. |
||||
* |
||||
* @param ref a reference to the AVHWFramesContext |
||||
* @return 0 on success, a negative AVERROR code on failure |
||||
*/ |
||||
int av_hwframe_ctx_init(AVBufferRef *ref); |
||||
|
||||
/**
|
||||
* Allocate a new frame attached to the given AVHWFramesContext. |
||||
* |
||||
* @param hwframe_ctx a reference to an AVHWFramesContext |
||||
* @param frame an empty (freshly allocated or unreffed) frame to be filled with |
||||
* newly allocated buffers. |
||||
* @param flags currently unused, should be set to zero |
||||
* @return 0 on success, a negative AVERROR code on failure |
||||
*/ |
||||
int av_hwframe_get_buffer(AVBufferRef *hwframe_ctx, AVFrame *frame, int flags); |
||||
|
||||
/**
|
||||
* Copy data to or from a hw surface. At least one of dst/src must have an |
||||
* AVHWFramesContext attached. |
||||
* |
||||
* If src has an AVHWFramesContext attached, then the format of dst (if set) |
||||
* must use one of the formats returned by av_hwframe_transfer_get_formats(src, |
||||
* AV_HWFRAME_TRANSFER_DIRECTION_FROM). |
||||
* If dst has an AVHWFramesContext attached, then the format of src must use one |
||||
* of the formats returned by av_hwframe_transfer_get_formats(dst, |
||||
* AV_HWFRAME_TRANSFER_DIRECTION_TO) |
||||
* |
||||
* dst may be "clean" (i.e. with data/buf pointers unset), in which case the |
||||
* data buffers will be allocated by this function using av_frame_get_buffer(). |
||||
* If dst->format is set, then this format will be used, otherwise (when |
||||
* dst->format is AV_PIX_FMT_NONE) the first acceptable format will be chosen. |
||||
* |
||||
* @param dst the destination frame. dst is not touched on failure. |
||||
* @param src the source frame. |
||||
* @param flags currently unused, should be set to zero |
||||
* @return 0 on success, a negative AVERROR error code on failure. |
||||
*/ |
||||
int av_hwframe_transfer_data(AVFrame *dst, const AVFrame *src, int flags); |
||||
|
||||
enum AVHWFrameTransferDirection { |
||||
/**
|
||||
* Transfer the data from the queried hw frame. |
||||
*/ |
||||
AV_HWFRAME_TRANSFER_DIRECTION_FROM, |
||||
|
||||
/**
|
||||
* Transfer the data to the queried hw frame. |
||||
*/ |
||||
AV_HWFRAME_TRANSFER_DIRECTION_TO, |
||||
}; |
||||
|
||||
/**
|
||||
* Get a list of possible source or target formats usable in |
||||
* av_hwframe_transfer_data(). |
||||
* |
||||
* @param hwframe_ctx the frame context to obtain the information for |
||||
* @param dir the direction of the transfer |
||||
* @param formats the pointer to the output format list will be written here. |
||||
* The list is terminated with AV_PIX_FMT_NONE and must be freed |
||||
* by the caller when no longer needed using av_free(). |
||||
* If this function returns successfully, the format list will |
||||
* have at least one item (not counting the terminator). |
||||
* On failure, the contents of this pointer are unspecified. |
||||
* @param flags currently unused, should be set to zero |
||||
* @return 0 on success, a negative AVERROR code on failure. |
||||
*/ |
||||
int av_hwframe_transfer_get_formats(AVBufferRef *hwframe_ctx, |
||||
enum AVHWFrameTransferDirection dir, |
||||
enum AVPixelFormat **formats, int flags); |
||||
|
||||
|
||||
/**
|
||||
* This struct describes the constraints on hardware frames attached to |
||||
* a given device with a hardware-specific configuration. This is returned |
||||
* by av_hwdevice_get_hwframe_constraints() and must be freed by |
||||
* av_hwframe_constraints_free() after use. |
||||
*/ |
||||
typedef struct AVHWFramesConstraints { |
||||
/**
|
||||
* A list of possible values for format in the hw_frames_ctx, |
||||
* terminated by AV_PIX_FMT_NONE. This member will always be filled. |
||||
*/ |
||||
enum AVPixelFormat *valid_hw_formats; |
||||
|
||||
/**
|
||||
* A list of possible values for sw_format in the hw_frames_ctx, |
||||
* terminated by AV_PIX_FMT_NONE. Can be NULL if this information is |
||||
* not known. |
||||
*/ |
||||
enum AVPixelFormat *valid_sw_formats; |
||||
|
||||
/**
|
||||
* The minimum size of frames in this hw_frames_ctx. |
||||
* (Zero if not known.) |
||||
*/ |
||||
int min_width; |
||||
int min_height; |
||||
|
||||
/**
|
||||
* The maximum size of frames in this hw_frames_ctx. |
||||
* (INT_MAX if not known / no limit.) |
||||
*/ |
||||
int max_width; |
||||
int max_height; |
||||
} AVHWFramesConstraints; |
||||
|
||||
/**
|
||||
* Allocate a HW-specific configuration structure for a given HW device. |
||||
* After use, the user must free all members as required by the specific |
||||
* hardware structure being used, then free the structure itself with |
||||
* av_free(). |
||||
* |
||||
* @param device_ctx a reference to the associated AVHWDeviceContext. |
||||
* @return The newly created HW-specific configuration structure on |
||||
* success or NULL on failure. |
||||
*/ |
||||
void *av_hwdevice_hwconfig_alloc(AVBufferRef *device_ctx); |
||||
|
||||
/**
|
||||
* Get the constraints on HW frames given a device and the HW-specific |
||||
* configuration to be used with that device. If no HW-specific |
||||
* configuration is provided, returns the maximum possible capabilities |
||||
* of the device. |
||||
* |
||||
* @param device_ctx a reference to the associated AVHWDeviceContext. |
||||
* @param hwconfig a filled HW-specific configuration structure, or NULL |
||||
* to return the maximum possible capabilities of the device. |
||||
* @return AVHWFramesConstraints structure describing the constraints |
||||
* on the device, or NULL if not available. |
||||
*/ |
||||
AVHWFramesConstraints *av_hwdevice_get_hwframe_constraints(AVBufferRef *ref, |
||||
const void *hwconfig); |
||||
|
||||
/**
|
||||
* Free an AVHWFrameConstraints structure. |
||||
* |
||||
* @param constraints The (filled or unfilled) AVHWFrameConstraints structure. |
||||
*/ |
||||
void av_hwframe_constraints_free(AVHWFramesConstraints **constraints); |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_H */ |
@ -0,0 +1,46 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_CUDA_H |
||||
#define AVUTIL_HWCONTEXT_CUDA_H |
||||
|
||||
#include <cuda.h> |
||||
|
||||
#include "pixfmt.h" |
||||
|
||||
/**
|
||||
* @file |
||||
* An API-specific header for AV_HWDEVICE_TYPE_CUDA. |
||||
* |
||||
* This API supports dynamic frame pools. AVHWFramesContext.pool must return |
||||
* AVBufferRefs whose data pointer is a CUdeviceptr. |
||||
*/ |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWDeviceContext.hwctx |
||||
*/ |
||||
typedef struct AVCUDADeviceContext { |
||||
CUcontext cuda_ctx; |
||||
} AVCUDADeviceContext; |
||||
|
||||
/**
|
||||
* AVHWFramesContext.hwctx is currently not used |
||||
*/ |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_CUDA_H */ |
@ -0,0 +1,72 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_DXVA2_H |
||||
#define AVUTIL_HWCONTEXT_DXVA2_H |
||||
|
||||
/**
|
||||
* @file |
||||
* An API-specific header for AV_HWDEVICE_TYPE_DXVA2. |
||||
* |
||||
* Only fixed-size pools are supported. |
||||
* |
||||
* For user-allocated pools, AVHWFramesContext.pool must return AVBufferRefs |
||||
* with the data pointer set to a pointer to IDirect3DSurface9. |
||||
*/ |
||||
|
||||
#include <d3d9.h> |
||||
#include <dxva2api.h> |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWDeviceContext.hwctx |
||||
*/ |
||||
typedef struct AVDXVA2DeviceContext { |
||||
IDirect3DDeviceManager9 *devmgr; |
||||
} AVDXVA2DeviceContext; |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWFramesContext.hwctx |
||||
*/ |
||||
typedef struct AVDXVA2FramesContext { |
||||
/**
|
||||
* The surface type (e.g. DXVA2_VideoProcessorRenderTarget or |
||||
* DXVA2_VideoDecoderRenderTarget). Must be set by the caller. |
||||
*/ |
||||
DWORD surface_type; |
||||
|
||||
/**
|
||||
* The surface pool. When an external pool is not provided by the caller, |
||||
* this will be managed (allocated and filled on init, freed on uninit) by |
||||
* libavutil. |
||||
*/ |
||||
IDirect3DSurface9 **surfaces; |
||||
int nb_surfaces; |
||||
|
||||
/**
|
||||
* Certain drivers require the decoder to be destroyed before the surfaces. |
||||
* To allow internally managed pools to work properly in such cases, this |
||||
* field is provided. |
||||
* |
||||
* If it is non-NULL, libavutil will call IDirectXVideoDecoder_Release() on |
||||
* it just before the internal surface pool is freed. |
||||
*/ |
||||
IDirectXVideoDecoder *decoder_to_release; |
||||
} AVDXVA2FramesContext; |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_DXVA2_H */ |
@ -0,0 +1,53 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_QSV_H |
||||
#define AVUTIL_HWCONTEXT_QSV_H |
||||
|
||||
#include <mfx/mfxvideo.h> |
||||
|
||||
/**
|
||||
* @file |
||||
* An API-specific header for AV_HWDEVICE_TYPE_QSV. |
||||
* |
||||
* This API does not support dynamic frame pools. AVHWFramesContext.pool must |
||||
* contain AVBufferRefs whose data pointer points to an mfxFrameSurface1 struct. |
||||
*/ |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWDeviceContext.hwctx |
||||
*/ |
||||
typedef struct AVQSVDeviceContext { |
||||
mfxSession session; |
||||
} AVQSVDeviceContext; |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWFramesContext.hwctx |
||||
*/ |
||||
typedef struct AVQSVFramesContext { |
||||
mfxFrameSurface1 *surfaces; |
||||
int nb_surfaces; |
||||
|
||||
/**
|
||||
* A combination of MFX_MEMTYPE_* describing the frame pool. |
||||
*/ |
||||
int frame_type; |
||||
} AVQSVFramesContext; |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_QSV_H */ |
||||
|
@ -0,0 +1,82 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_VAAPI_H |
||||
#define AVUTIL_HWCONTEXT_VAAPI_H |
||||
|
||||
#include <va/va.h> |
||||
|
||||
/**
|
||||
* @file |
||||
* API-specific header for AV_HWDEVICE_TYPE_VAAPI. |
||||
* |
||||
* Dynamic frame pools are supported, but note that any pool used as a render |
||||
* target is required to be of fixed size in order to be be usable as an |
||||
* argument to vaCreateContext(). |
||||
* |
||||
* For user-allocated pools, AVHWFramesContext.pool must return AVBufferRefs |
||||
* with the data pointer set to a VASurfaceID. |
||||
*/ |
||||
|
||||
/**
|
||||
* VAAPI connection details. |
||||
* |
||||
* Allocated as AVHWDeviceContext.hwctx |
||||
*/ |
||||
typedef struct AVVAAPIDeviceContext { |
||||
/**
|
||||
* The VADisplay handle, to be filled by the user. |
||||
*/ |
||||
VADisplay display; |
||||
} AVVAAPIDeviceContext; |
||||
|
||||
/**
|
||||
* VAAPI-specific data associated with a frame pool. |
||||
* |
||||
* Allocated as AVHWFramesContext.hwctx. |
||||
*/ |
||||
typedef struct AVVAAPIFramesContext { |
||||
/**
|
||||
* Set by the user to apply surface attributes to all surfaces in |
||||
* the frame pool. If null, default settings are used. |
||||
*/ |
||||
VASurfaceAttrib *attributes; |
||||
int nb_attributes; |
||||
/**
|
||||
* The surfaces IDs of all surfaces in the pool after creation. |
||||
* Only valid if AVHWFramesContext.initial_pool_size was positive. |
||||
* These are intended to be used as the render_targets arguments to |
||||
* vaCreateContext(). |
||||
*/ |
||||
VASurfaceID *surface_ids; |
||||
int nb_surfaces; |
||||
} AVVAAPIFramesContext; |
||||
|
||||
/**
|
||||
* VAAPI hardware pipeline configuration details. |
||||
* |
||||
* Allocated with av_hwdevice_hwconfig_alloc(). |
||||
*/ |
||||
typedef struct AVVAAPIHWConfig { |
||||
/**
|
||||
* ID of a VAAPI pipeline configuration. |
||||
*/ |
||||
VAConfigID config_id; |
||||
} AVVAAPIHWConfig; |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_VAAPI_H */ |
@ -0,0 +1,44 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVUTIL_HWCONTEXT_VDPAU_H |
||||
#define AVUTIL_HWCONTEXT_VDPAU_H |
||||
|
||||
#include <vdpau/vdpau.h> |
||||
|
||||
/**
|
||||
* @file |
||||
* An API-specific header for AV_HWDEVICE_TYPE_VDPAU. |
||||
* |
||||
* This API supports dynamic frame pools. AVHWFramesContext.pool must return |
||||
* AVBufferRefs whose data pointer is a VdpVideoSurface. |
||||
*/ |
||||
|
||||
/**
|
||||
* This struct is allocated as AVHWDeviceContext.hwctx |
||||
*/ |
||||
typedef struct AVVDPAUDeviceContext { |
||||
VdpDevice device; |
||||
VdpGetProcAddress *get_proc_address; |
||||
} AVVDPAUDeviceContext; |
||||
|
||||
/**
|
||||
* AVHWFramesContext.hwctx is currently not used |
||||
*/ |
||||
|
||||
#endif /* AVUTIL_HWCONTEXT_VDPAU_H */ |
Some files were not shown because too many files have changed in this diff Show More
Loading…
Reference in new issue