13 #ifndef OPENSHOT_FFMPEG_UTILITIES_H
14 #define OPENSHOT_FFMPEG_UTILITIES_H
20 #define INT64_C(c) (c ## LL)
21 #define UINT64_C(c) (c ## ULL)
25 #define IS_FFMPEG_3_2 (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 64, 101))
29 #define USE_HW_ACCEL (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 107, 100))
33 #define USE_SW FFMPEG_USE_SWRESAMPLE
38 #include <libavcodec/avcodec.h>
39 #include <libavformat/avformat.h>
41 #if (LIBAVFORMAT_VERSION_MAJOR >= 57)
42 #include <libavutil/hwcontext.h>
44 #include <libswscale/swscale.h>
47 #include <libswresample/swresample.h>
49 #include <libavresample/avresample.h>
52 #include <libavutil/mathematics.h>
53 #include <libavutil/pixfmt.h>
54 #include <libavutil/pixdesc.h>
57 #if LIBAVFORMAT_VERSION_MAJOR >= 53
58 #include <libavutil/opt.h>
60 #include <libavcodec/opt.h>
64 #if LIBAVFORMAT_VERSION_MAJOR >= 54
65 #include <libavutil/channel_layout.h>
69 #include "libavutil/imgutils.h"
74 #ifndef AVCODEC_MAX_AUDIO_FRAME_SIZE
76 #define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000
78 #ifndef AV_ERROR_MAX_STRING_SIZE
79 #define AV_ERROR_MAX_STRING_SIZE 64
81 #ifndef AUDIO_PACKET_ENCODING_SIZE
83 #define AUDIO_PACKET_ENCODING_SIZE 768000
87 inline static const std::string av_err2string(
int errnum)
91 return static_cast<std::string
>(errbuf);
96 #define av_err2str(errnum) av_err2string(errnum).c_str()
100 #define PixelFormat AVPixelFormat
103 #define PIX_FMT_RGBA AV_PIX_FMT_RGBA
106 #define PIX_FMT_NONE AV_PIX_FMT_NONE
108 #ifndef PIX_FMT_RGB24
109 #define PIX_FMT_RGB24 AV_PIX_FMT_RGB24
111 #ifndef PIX_FMT_YUV420P
112 #define PIX_FMT_YUV420P AV_PIX_FMT_YUV420P
114 #ifndef PIX_FMT_YUV444P
115 #define PIX_FMT_YUV444P AV_PIX_FMT_YUV444P
119 inline static bool ffmpeg_has_alpha(
PixelFormat pix_fmt) {
120 const AVPixFmtDescriptor *fmt_desc = av_pix_fmt_desc_get(pix_fmt);
121 return bool(fmt_desc->flags & AV_PIX_FMT_FLAG_ALPHA);
127 #define FF_RSHIFT(a, b) RSHIFT(a, b)
133 #define SWR_CONVERT(ctx, out, linesize, out_count, in, linesize2, in_count) \
134 swr_convert(ctx, out, out_count, (const uint8_t **)in, in_count)
135 #define SWR_ALLOC() swr_alloc()
136 #define SWR_CLOSE(ctx) {}
137 #define SWR_FREE(ctx) swr_free(ctx)
138 #define SWR_INIT(ctx) swr_init(ctx)
139 #define SWRCONTEXT SwrContext
142 #define SWR_CONVERT(ctx, out, linesize, out_count, in, linesize2, in_count) \
143 avresample_convert(ctx, out, linesize, out_count, (uint8_t **)in, linesize2, in_count)
144 #define SWR_ALLOC() avresample_alloc_context()
145 #define SWR_CLOSE(ctx) avresample_close(ctx)
146 #define SWR_FREE(ctx) avresample_free(ctx)
147 #define SWR_INIT(ctx) avresample_open(ctx)
148 #define SWRCONTEXT AVAudioResampleContext
152 #if (LIBAVFORMAT_VERSION_MAJOR >= 58)
153 #define AV_REGISTER_ALL
154 #define AVCODEC_REGISTER_ALL
155 #define AV_FILENAME url
156 #define AV_SET_FILENAME(oc, f) oc->AV_FILENAME = av_strdup(f)
157 #define MY_INPUT_BUFFER_PADDING_SIZE AV_INPUT_BUFFER_PADDING_SIZE
158 #define AV_ALLOCATE_FRAME() av_frame_alloc()
159 #define AV_ALLOCATE_IMAGE(av_frame, pix_fmt, width, height) \
160 av_image_alloc(av_frame->data, av_frame->linesize, width, height, pix_fmt, 1)
161 #define AV_RESET_FRAME(av_frame) av_frame_unref(av_frame)
162 #define AV_FREE_FRAME(av_frame) av_frame_free(av_frame)
163 #define AV_FREE_PACKET(av_packet) av_packet_unref(av_packet)
164 #define AV_FREE_CONTEXT(av_context) avcodec_free_context(&av_context)
165 #define AV_GET_CODEC_TYPE(av_stream) av_stream->codecpar->codec_type
166 #define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codecpar->codec_id
167 #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) \
168 ({ AVCodecContext *context = avcodec_alloc_context3(av_codec); \
169 avcodec_parameters_to_context(context, av_stream->codecpar); \
171 #define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_codec;
172 #define AV_GET_CODEC_FROM_STREAM(av_stream,codec_in)
173 #define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_stream->codecpar
174 #define AV_GET_CODEC_PIXEL_FORMAT(av_stream, av_context) (AVPixelFormat) av_stream->codecpar->format
175 #define AV_GET_SAMPLE_FORMAT(av_stream, av_context) av_stream->codecpar->format
176 #define AV_GET_IMAGE_SIZE(pix_fmt, width, height) \
177 av_image_get_buffer_size(pix_fmt, width, height, 1)
178 #define AV_COPY_PICTURE_DATA(av_frame, buffer, pix_fmt, width, height) \
179 av_image_fill_arrays(av_frame->data, av_frame->linesize, buffer, pix_fmt, width, height, 1)
180 #define AV_OUTPUT_CONTEXT(output_context, path) avformat_alloc_output_context2( output_context, NULL, NULL, path)
181 #define AV_OPTION_FIND(priv_data, name) av_opt_find(priv_data, name, NULL, 0, 0)
182 #define AV_OPTION_SET( av_stream, priv_data, name, value, avcodec) \
183 av_opt_set(priv_data, name, value, 0); \
184 avcodec_parameters_from_context(av_stream->codecpar, avcodec);
185 #define ALLOC_CODEC_CTX(ctx, codec, stream) \
186 ctx = avcodec_alloc_context3(codec);
187 #define AV_COPY_PARAMS_FROM_CONTEXT(av_stream, av_codec_ctx) \
188 avcodec_parameters_from_context(av_stream->codecpar, av_codec_ctx);
191 #define AV_REGISTER_ALL av_register_all();
192 #define AVCODEC_REGISTER_ALL avcodec_register_all();
193 #define AV_FILENAME filename
194 #define AV_SET_FILENAME(oc, f) snprintf(oc->AV_FILENAME, sizeof(oc->AV_FILENAME), "%s", f)
195 #define MY_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE
196 #define AV_ALLOCATE_FRAME() av_frame_alloc()
197 #define AV_ALLOCATE_IMAGE(av_frame, pix_fmt, width, height) \
198 av_image_alloc(av_frame->data, av_frame->linesize, width, height, pix_fmt, 1)
199 #define AV_RESET_FRAME(av_frame) av_frame_unref(av_frame)
200 #define AV_FREE_FRAME(av_frame) av_frame_free(av_frame)
201 #define AV_FREE_PACKET(av_packet) av_packet_unref(av_packet)
202 #define AV_FREE_CONTEXT(av_context) avcodec_free_context(&av_context)
203 #define AV_GET_CODEC_TYPE(av_stream) av_stream->codecpar->codec_type
204 #define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codecpar->codec_id
205 #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) \
206 ({ AVCodecContext *context = avcodec_alloc_context3(av_codec); \
207 avcodec_parameters_to_context(context, av_stream->codecpar); \
209 #define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_codec;
210 #define AV_GET_CODEC_FROM_STREAM(av_stream,codec_in)
211 #define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_stream->codecpar
212 #define AV_GET_CODEC_PIXEL_FORMAT(av_stream, av_context) \
213 (AVPixelFormat) av_stream->codecpar->format
214 #define AV_GET_SAMPLE_FORMAT(av_stream, av_context) av_stream->codecpar->format
215 #define AV_GET_IMAGE_SIZE(pix_fmt, width, height) av_image_get_buffer_size(pix_fmt, width, height, 1)
216 #define AV_COPY_PICTURE_DATA(av_frame, buffer, pix_fmt, width, height) \
217 av_image_fill_arrays(av_frame->data, av_frame->linesize, buffer, pix_fmt, width, height, 1)
218 #define AV_OUTPUT_CONTEXT(output_context, path) \
219 avformat_alloc_output_context2( output_context, NULL, NULL, path)
220 #define AV_OPTION_FIND(priv_data, name) av_opt_find(priv_data, name, NULL, 0, 0)
221 #define AV_OPTION_SET( av_stream, priv_data, name, value, avcodec) \
222 av_opt_set(priv_data, name, value, 0); \
223 avcodec_parameters_from_context(av_stream->codecpar, avcodec);
224 #define ALLOC_CODEC_CTX(ctx, codec, stream) \
225 ctx = avcodec_alloc_context3(codec);
226 #define AV_COPY_PARAMS_FROM_CONTEXT(av_stream, av_codec) \
227 avcodec_parameters_from_context(av_stream->codecpar, av_codec);
229 #elif LIBAVFORMAT_VERSION_MAJOR >= 55
230 #define AV_REGISTER_ALL av_register_all();
231 #define AVCODEC_REGISTER_ALL avcodec_register_all();
232 #define AV_FILENAME filename
233 #define AV_SET_FILENAME(oc, f) snprintf(oc->AV_FILENAME, sizeof(oc->AV_FILENAME), "%s", f)
234 #define MY_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE
235 #define AV_ALLOCATE_FRAME() av_frame_alloc()
236 #define AV_ALLOCATE_IMAGE(av_frame, pix_fmt, width, height) \
237 avpicture_alloc((AVPicture *) av_frame, pix_fmt, width, height)
238 #define AV_RESET_FRAME(av_frame) av_frame_unref(av_frame)
239 #define AV_FREE_FRAME(av_frame) av_frame_free(av_frame)
240 #define AV_FREE_PACKET(av_packet) av_packet_unref(av_packet)
241 #define AV_FREE_CONTEXT(av_context) avcodec_close(av_context)
242 #define AV_GET_CODEC_TYPE(av_stream) av_stream->codec->codec_type
243 #define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codec->codec_id
244 #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) av_stream->codec
245 #define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_stream->codec
246 #define AV_GET_CODEC_FROM_STREAM(av_stream, codec_in) codec_in = av_stream->codec;
247 #define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_context
248 #define AV_GET_CODEC_PIXEL_FORMAT(av_stream, av_context) av_context->pix_fmt
249 #define AV_GET_SAMPLE_FORMAT(av_stream, av_context) av_context->sample_fmt
250 #define AV_GET_IMAGE_SIZE(pix_fmt, width, height) avpicture_get_size(pix_fmt, width, height)
251 #define AV_COPY_PICTURE_DATA(av_frame, buffer, pix_fmt, width, height) \
252 avpicture_fill((AVPicture *) av_frame, buffer, pix_fmt, width, height)
253 #define AV_OUTPUT_CONTEXT(output_context, path) oc = avformat_alloc_context()
254 #define AV_OPTION_FIND(priv_data, name) av_opt_find(priv_data, name, NULL, 0, 0)
255 #define AV_OPTION_SET(av_stream, priv_data, name, value, avcodec) av_opt_set (priv_data, name, value, 0)
256 #define ALLOC_CODEC_CTX(ctx, av_codec, stream) \
257 avcodec_get_context_defaults3(av_st->codec, av_codec); \
259 #define AV_COPY_PARAMS_FROM_CONTEXT(av_stream, av_codec)
262 #define AV_REGISTER_ALL av_register_all();
263 #define AVCODEC_REGISTER_ALL avcodec_register_all();
264 #define AV_FILENAME filename
265 #define AV_SET_FILENAME(oc, f) snprintf(oc->AV_FILENAME, sizeof(oc->AV_FILENAME), "%s", f)
266 #define MY_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE
267 #define AV_ALLOCATE_FRAME() avcodec_alloc_frame()
268 #define AV_ALLOCATE_IMAGE(av_frame, pix_fmt, width, height) \
269 avpicture_alloc((AVPicture *) av_frame, pix_fmt, width, height)
270 #define AV_RESET_FRAME(av_frame) avcodec_get_frame_defaults(av_frame)
271 #define AV_FREE_FRAME(av_frame) avcodec_free_frame(av_frame)
272 #define AV_FREE_PACKET(av_packet) av_free_packet(av_packet)
273 #define AV_FREE_CONTEXT(av_context) avcodec_close(av_context)
274 #define AV_GET_CODEC_TYPE(av_stream) av_stream->codec->codec_type
275 #define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codec->codec_id
276 #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) av_stream->codec
277 #define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_stream->codec
278 #define AV_GET_CODEC_FROM_STREAM(av_stream, codec_in ) codec_in = av_stream->codec;
279 #define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_context
280 #define AV_GET_CODEC_PIXEL_FORMAT(av_stream, av_context) av_context->pix_fmt
281 #define AV_GET_SAMPLE_FORMAT(av_stream, av_context) av_context->sample_fmt
282 #define AV_GET_IMAGE_SIZE(pix_fmt, width, height) avpicture_get_size(pix_fmt, width, height)
283 #define AV_COPY_PICTURE_DATA(av_frame, buffer, pix_fmt, width, height) \
284 avpicture_fill((AVPicture *) av_frame, buffer, pix_fmt, width, height)
285 #define AV_OUTPUT_CONTEXT(output_context, path) oc = avformat_alloc_context()
286 #define AV_OPTION_FIND(priv_data, name) av_opt_find(priv_data, name, NULL, 0, 0)
287 #define AV_OPTION_SET(av_stream, priv_data, name, value, avcodec) av_opt_set (priv_data, name, value, 0)
288 #define ALLOC_CODEC_CTX(ctx, av_codec, stream) \
289 avcodec_get_context_defaults3(stream->codec, av_codec); \
291 #define AV_COPY_PARAMS_FROM_CONTEXT(av_stream, av_codec)
295 #endif // OPENSHOT_FFMPEG_UTILITIES_H